./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/list-simple/dll2c_update_all_reverse.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version b5237d83 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_e3cb36e0-eb53-40c8-9aff-bc03fb72b403/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3cb36e0-eb53-40c8-9aff-bc03fb72b403/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3cb36e0-eb53-40c8-9aff-bc03fb72b403/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3cb36e0-eb53-40c8-9aff-bc03fb72b403/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/list-simple/dll2c_update_all_reverse.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3cb36e0-eb53-40c8-9aff-bc03fb72b403/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3cb36e0-eb53-40c8-9aff-bc03fb72b403/bin/ukojak-jW3SillKbg --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5247496942546516118f3c28fa350944e097bdf15ee64734ca287a29ad51a034 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-b5237d8 [2022-11-21 22:01:25,488 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 22:01:25,490 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 22:01:25,518 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 22:01:25,521 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 22:01:25,526 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 22:01:25,527 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 22:01:25,529 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 22:01:25,531 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 22:01:25,532 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 22:01:25,533 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 22:01:25,534 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 22:01:25,534 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 22:01:25,535 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 22:01:25,536 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 22:01:25,538 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 22:01:25,539 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 22:01:25,540 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 22:01:25,541 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 22:01:25,543 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 22:01:25,545 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 22:01:25,546 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 22:01:25,547 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 22:01:25,548 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 22:01:25,552 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 22:01:25,552 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 22:01:25,553 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 22:01:25,554 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 22:01:25,554 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 22:01:25,555 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 22:01:25,556 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 22:01:25,556 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 22:01:25,557 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 22:01:25,558 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 22:01:25,559 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 22:01:25,560 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 22:01:25,560 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 22:01:25,561 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 22:01:25,561 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 22:01:25,562 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 22:01:25,563 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 22:01:25,564 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3cb36e0-eb53-40c8-9aff-bc03fb72b403/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-21 22:01:25,600 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 22:01:25,600 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 22:01:25,601 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 22:01:25,601 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 22:01:25,602 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 22:01:25,602 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 22:01:25,602 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 22:01:25,616 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 22:01:25,616 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 22:01:25,617 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 22:01:25,617 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 22:01:25,617 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 22:01:25,617 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 22:01:25,618 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 22:01:25,618 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 22:01:25,618 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 22:01:25,618 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 22:01:25,620 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 22:01:25,620 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 22:01:25,621 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 22:01:25,621 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 22:01:25,621 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 22:01:25,622 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 22:01:25,622 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:01:25,622 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 22:01:25,622 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 22:01:25,623 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 22:01:25,623 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 22:01:25,623 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 22:01:25,623 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 22:01:25,623 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_e3cb36e0-eb53-40c8-9aff-bc03fb72b403/bin/ukojak-jW3SillKbg/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3cb36e0-eb53-40c8-9aff-bc03fb72b403/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5247496942546516118f3c28fa350944e097bdf15ee64734ca287a29ad51a034 [2022-11-21 22:01:25,889 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 22:01:25,915 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 22:01:25,918 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 22:01:25,920 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 22:01:25,921 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 22:01:25,922 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3cb36e0-eb53-40c8-9aff-bc03fb72b403/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/list-simple/dll2c_update_all_reverse.i [2022-11-21 22:01:28,998 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 22:01:29,271 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 22:01:29,271 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3cb36e0-eb53-40c8-9aff-bc03fb72b403/sv-benchmarks/c/list-simple/dll2c_update_all_reverse.i [2022-11-21 22:01:29,284 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3cb36e0-eb53-40c8-9aff-bc03fb72b403/bin/ukojak-jW3SillKbg/data/74f1f7c1e/9ac57d20b0984d5ca733a6283be453e9/FLAGa63e4f2b2 [2022-11-21 22:01:29,299 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3cb36e0-eb53-40c8-9aff-bc03fb72b403/bin/ukojak-jW3SillKbg/data/74f1f7c1e/9ac57d20b0984d5ca733a6283be453e9 [2022-11-21 22:01:29,307 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 22:01:29,309 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 22:01:29,311 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 22:01:29,311 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 22:01:29,314 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 22:01:29,315 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:01:29" (1/1) ... [2022-11-21 22:01:29,316 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@466ed7d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:01:29, skipping insertion in model container [2022-11-21 22:01:29,316 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:01:29" (1/1) ... [2022-11-21 22:01:29,324 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 22:01:29,360 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 22:01:29,737 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3cb36e0-eb53-40c8-9aff-bc03fb72b403/sv-benchmarks/c/list-simple/dll2c_update_all_reverse.i[24556,24569] [2022-11-21 22:01:29,738 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:01:29,748 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 22:01:29,818 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3cb36e0-eb53-40c8-9aff-bc03fb72b403/sv-benchmarks/c/list-simple/dll2c_update_all_reverse.i[24556,24569] [2022-11-21 22:01:29,818 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:01:29,845 INFO L208 MainTranslator]: Completed translation [2022-11-21 22:01:29,845 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:01:29 WrapperNode [2022-11-21 22:01:29,846 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 22:01:29,847 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 22:01:29,847 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 22:01:29,847 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 22:01:29,855 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:01:29" (1/1) ... [2022-11-21 22:01:29,868 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:01:29" (1/1) ... [2022-11-21 22:01:29,891 INFO L138 Inliner]: procedures = 126, calls = 29, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 149 [2022-11-21 22:01:29,891 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 22:01:29,892 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 22:01:29,892 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 22:01:29,892 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 22:01:29,901 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:01:29" (1/1) ... [2022-11-21 22:01:29,901 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:01:29" (1/1) ... [2022-11-21 22:01:29,905 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:01:29" (1/1) ... [2022-11-21 22:01:29,905 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:01:29" (1/1) ... [2022-11-21 22:01:29,914 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:01:29" (1/1) ... [2022-11-21 22:01:29,919 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:01:29" (1/1) ... [2022-11-21 22:01:29,921 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:01:29" (1/1) ... [2022-11-21 22:01:29,922 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:01:29" (1/1) ... [2022-11-21 22:01:29,925 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 22:01:29,926 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 22:01:29,926 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 22:01:29,926 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 22:01:29,927 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:01:29" (1/1) ... [2022-11-21 22:01:29,937 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:01:29,959 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3cb36e0-eb53-40c8-9aff-bc03fb72b403/bin/ukojak-jW3SillKbg/z3 [2022-11-21 22:01:29,978 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3cb36e0-eb53-40c8-9aff-bc03fb72b403/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 22:01:29,987 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3cb36e0-eb53-40c8-9aff-bc03fb72b403/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 22:01:30,015 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-21 22:01:30,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-21 22:01:30,016 INFO L130 BoogieDeclarations]: Found specification of procedure node_create [2022-11-21 22:01:30,016 INFO L138 BoogieDeclarations]: Found implementation of procedure node_create [2022-11-21 22:01:30,016 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-21 22:01:30,016 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 22:01:30,018 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-21 22:01:30,018 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-21 22:01:30,018 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 22:01:30,018 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 22:01:30,018 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 22:01:30,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 22:01:30,193 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 22:01:30,195 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 22:01:30,598 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 22:01:30,707 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 22:01:30,707 INFO L300 CfgBuilder]: Removed 6 assume(true) statements. [2022-11-21 22:01:30,710 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:01:30 BoogieIcfgContainer [2022-11-21 22:01:30,711 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 22:01:30,712 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 22:01:30,712 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 22:01:30,721 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 22:01:30,721 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:01:30" (1/1) ... [2022-11-21 22:01:30,729 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 22:01:30,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:01:30,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 56 states and 65 transitions. [2022-11-21 22:01:30,796 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 65 transitions. [2022-11-21 22:01:30,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-21 22:01:30,799 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:01:30,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:01:30,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:01:31,197 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:01:31,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:01:31,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 57 states and 67 transitions. [2022-11-21 22:01:31,265 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 67 transitions. [2022-11-21 22:01:31,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-21 22:01:31,266 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:01:31,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:01:31,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:01:31,461 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-21 22:01:31,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:01:31,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 60 states and 71 transitions. [2022-11-21 22:01:31,532 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 71 transitions. [2022-11-21 22:01:31,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-21 22:01:31,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:01:31,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:01:31,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:01:31,671 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-21 22:01:31,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:01:31,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 61 states and 72 transitions. [2022-11-21 22:01:31,688 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 72 transitions. [2022-11-21 22:01:31,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-21 22:01:31,689 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:01:31,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:01:31,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:01:31,768 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-21 22:01:31,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:01:32,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 68 states and 83 transitions. [2022-11-21 22:01:32,000 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 83 transitions. [2022-11-21 22:01:32,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-21 22:01:32,001 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:01:32,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:01:32,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:01:32,107 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-21 22:01:32,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:01:32,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 69 states and 84 transitions. [2022-11-21 22:01:32,134 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 84 transitions. [2022-11-21 22:01:32,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-21 22:01:32,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:01:32,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:01:32,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:01:32,229 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-21 22:01:32,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:01:32,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 71 states and 88 transitions. [2022-11-21 22:01:32,258 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 88 transitions. [2022-11-21 22:01:32,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-21 22:01:32,259 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:01:32,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:01:32,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:01:32,387 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-21 22:01:32,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:01:32,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 73 states and 91 transitions. [2022-11-21 22:01:32,472 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 91 transitions. [2022-11-21 22:01:32,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-21 22:01:32,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:01:32,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:01:32,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:01:32,575 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-21 22:01:32,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:01:32,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 74 states and 92 transitions. [2022-11-21 22:01:32,593 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 92 transitions. [2022-11-21 22:01:32,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-21 22:01:32,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:01:32,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:01:32,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:01:32,732 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-21 22:01:32,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:01:32,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 75 states and 94 transitions. [2022-11-21 22:01:32,868 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 94 transitions. [2022-11-21 22:01:32,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-21 22:01:32,870 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:01:32,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:01:32,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:01:33,046 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-21 22:01:33,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:01:33,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 59 states and 71 transitions. [2022-11-21 22:01:33,172 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 71 transitions. [2022-11-21 22:01:33,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-21 22:01:33,177 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:01:33,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:01:33,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:01:33,304 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-21 22:01:33,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:01:33,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 60 states and 73 transitions. [2022-11-21 22:01:33,466 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 73 transitions. [2022-11-21 22:01:33,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-21 22:01:33,466 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:01:33,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:01:33,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:01:33,607 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-21 22:01:33,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:01:33,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 63 states and 79 transitions. [2022-11-21 22:01:33,700 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 79 transitions. [2022-11-21 22:01:33,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-21 22:01:33,701 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:01:33,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:01:33,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:01:33,910 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-21 22:01:34,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:01:34,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 65 states and 83 transitions. [2022-11-21 22:01:34,126 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 83 transitions. [2022-11-21 22:01:34,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-21 22:01:34,127 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:01:34,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:01:34,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:01:34,273 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-21 22:01:34,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:01:34,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 68 states and 90 transitions. [2022-11-21 22:01:34,584 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 90 transitions. [2022-11-21 22:01:34,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-21 22:01:34,585 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:01:34,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:01:34,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:01:34,701 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-21 22:01:34,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:01:34,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 67 states and 89 transitions. [2022-11-21 22:01:34,841 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 89 transitions. [2022-11-21 22:01:34,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-21 22:01:34,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:01:34,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:01:34,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:01:35,018 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-21 22:01:35,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:01:35,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 70 states and 93 transitions. [2022-11-21 22:01:35,419 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 93 transitions. [2022-11-21 22:01:35,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-21 22:01:35,419 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:01:35,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:01:35,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:01:35,512 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-21 22:01:35,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:01:35,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 72 states and 95 transitions. [2022-11-21 22:01:35,846 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 95 transitions. [2022-11-21 22:01:35,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-21 22:01:35,847 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:01:35,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:01:35,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:01:36,034 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-21 22:01:36,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:01:36,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 73 states and 97 transitions. [2022-11-21 22:01:36,193 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 97 transitions. [2022-11-21 22:01:36,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-21 22:01:36,193 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:01:36,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:01:36,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:01:36,251 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-21 22:01:36,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:01:36,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 75 states and 98 transitions. [2022-11-21 22:01:36,468 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 98 transitions. [2022-11-21 22:01:36,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-21 22:01:36,469 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:01:36,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:01:36,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:01:36,636 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-21 22:01:37,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:01:37,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 49 states and 56 transitions. [2022-11-21 22:01:37,470 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 56 transitions. [2022-11-21 22:01:37,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-11-21 22:01:37,470 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:01:37,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:01:37,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:01:37,559 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-21 22:01:37,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:01:37,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 51 states and 60 transitions. [2022-11-21 22:01:37,586 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 60 transitions. [2022-11-21 22:01:37,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-11-21 22:01:37,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:01:37,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:01:37,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:01:37,686 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-21 22:01:37,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:01:37,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 52 states and 62 transitions. [2022-11-21 22:01:37,715 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 62 transitions. [2022-11-21 22:01:37,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-11-21 22:01:37,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:01:37,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:01:37,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:01:37,897 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-21 22:01:39,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:01:39,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 56 states and 65 transitions. [2022-11-21 22:01:39,090 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 65 transitions. [2022-11-21 22:01:39,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-11-21 22:01:39,090 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:01:39,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:01:39,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:01:39,367 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-11-21 22:01:39,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:01:39,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 59 states and 70 transitions. [2022-11-21 22:01:39,548 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 70 transitions. [2022-11-21 22:01:39,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-11-21 22:01:39,549 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:01:39,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:01:39,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:01:39,697 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-11-21 22:01:39,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:01:39,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 58 states and 69 transitions. [2022-11-21 22:01:39,916 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 69 transitions. [2022-11-21 22:01:39,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-11-21 22:01:39,917 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:01:39,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:01:39,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:01:40,075 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-11-21 22:01:40,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:01:40,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 62 states and 74 transitions. [2022-11-21 22:01:40,339 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 74 transitions. [2022-11-21 22:01:40,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-11-21 22:01:40,339 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:01:40,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:01:40,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:01:40,524 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-11-21 22:01:40,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:01:40,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 63 states and 74 transitions. [2022-11-21 22:01:40,548 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 74 transitions. [2022-11-21 22:01:40,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-11-21 22:01:40,549 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:01:40,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:01:40,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:01:40,718 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-21 22:01:41,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:01:41,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 69 states and 81 transitions. [2022-11-21 22:01:41,534 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 81 transitions. [2022-11-21 22:01:41,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-11-21 22:01:41,534 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:01:41,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:01:41,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:01:41,715 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-21 22:01:42,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:01:42,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 76 states and 91 transitions. [2022-11-21 22:01:42,916 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 91 transitions. [2022-11-21 22:01:42,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-11-21 22:01:42,917 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:01:42,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:01:42,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:01:43,158 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-21 22:01:44,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:01:44,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 51 states and 55 transitions. [2022-11-21 22:01:44,934 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 55 transitions. [2022-11-21 22:01:44,934 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-21 22:01:44,934 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 31 iterations. [2022-11-21 22:01:44,943 INFO L754 CodeCheckObserver]: All specifications hold 18 specifications checked. All of them hold [2022-11-21 22:01:45,187 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-21 22:01:45,191 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-21 22:01:45,191 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-21 22:01:45,191 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-21 22:01:45,191 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-21 22:01:45,191 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-21 22:01:45,192 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-21 22:01:45,192 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-21 22:01:45,192 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-21 22:01:45,193 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 10:01:45 ImpRootNode [2022-11-21 22:01:45,193 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-21 22:01:45,194 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-21 22:01:45,194 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-21 22:01:45,194 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-21 22:01:45,195 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:01:30" (3/4) ... [2022-11-21 22:01:45,203 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-21 22:01:45,220 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure node_create [2022-11-21 22:01:45,228 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 32 nodes and edges [2022-11-21 22:01:45,228 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2022-11-21 22:01:45,228 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-11-21 22:01:45,229 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-21 22:01:45,291 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3cb36e0-eb53-40c8-9aff-bc03fb72b403/bin/ukojak-jW3SillKbg/witness.graphml [2022-11-21 22:01:45,291 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-21 22:01:45,292 INFO L158 Benchmark]: Toolchain (without parser) took 15982.95ms. Allocated memory was 142.6MB in the beginning and 276.8MB in the end (delta: 134.2MB). Free memory was 86.4MB in the beginning and 127.7MB in the end (delta: -41.3MB). Peak memory consumption was 94.7MB. Max. memory is 16.1GB. [2022-11-21 22:01:45,292 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 142.6MB. Free memory was 104.6MB in the beginning and 104.6MB in the end (delta: 25.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:01:45,293 INFO L158 Benchmark]: CACSL2BoogieTranslator took 535.44ms. Allocated memory was 142.6MB in the beginning and 190.8MB in the end (delta: 48.2MB). Free memory was 86.0MB in the beginning and 156.5MB in the end (delta: -70.5MB). Peak memory consumption was 20.9MB. Max. memory is 16.1GB. [2022-11-21 22:01:45,293 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.48ms. Allocated memory is still 190.8MB. Free memory was 156.5MB in the beginning and 154.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 22:01:45,294 INFO L158 Benchmark]: Boogie Preprocessor took 33.34ms. Allocated memory is still 190.8MB. Free memory was 154.4MB in the beginning and 152.2MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:01:45,294 INFO L158 Benchmark]: RCFGBuilder took 784.92ms. Allocated memory is still 190.8MB. Free memory was 152.2MB in the beginning and 129.9MB in the end (delta: 22.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2022-11-21 22:01:45,295 INFO L158 Benchmark]: CodeCheck took 14481.17ms. Allocated memory was 190.8MB in the beginning and 276.8MB in the end (delta: 86.0MB). Free memory was 129.9MB in the beginning and 131.8MB in the end (delta: -1.9MB). Peak memory consumption was 84.3MB. Max. memory is 16.1GB. [2022-11-21 22:01:45,295 INFO L158 Benchmark]: Witness Printer took 97.35ms. Allocated memory is still 276.8MB. Free memory was 131.8MB in the beginning and 127.7MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-21 22:01:45,297 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 2 procedures, 56 locations, 18 error locations. Started 1 CEGAR loops. OverallTime: 14.2s, OverallIterations: 31, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2915 SdHoareTripleChecker+Valid, 11.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1582 mSDsluCounter, 1146 SdHoareTripleChecker+Invalid, 9.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 352 mSDsCounter, 1534 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 6213 IncrementalHoareTripleChecker+Invalid, 7747 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1534 mSolverCounterUnsat, 794 mSDtfsCounter, 6213 mSolverCounterSat, 0.3s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 5733 GetRequests, 5490 SyntacticMatches, 53 SemanticMatches, 190 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15122 ImplicationChecksByTransitivity, 9.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 3.6s InterpolantComputationTime, 806 NumberOfCodeBlocks, 806 NumberOfCodeBlocksAsserted, 30 NumberOfCheckSat, 776 ConstructedInterpolants, 0 QuantifiedInterpolants, 2143 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 30 InterpolantComputations, 28 PerfectInterpolantSequences, 213/215 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: 595]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 595]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 631]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 631]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 632]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 632]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 622]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 622]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 631]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 631]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 635]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 635]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 636]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 636]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 615]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 615]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 635]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 635]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 18 specifications checked. All of them hold - InvariantResult [Line: 635]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 573]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 631]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 613]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 620]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 637]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 626]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 588]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 604]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 142.6MB. Free memory was 104.6MB in the beginning and 104.6MB in the end (delta: 25.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 535.44ms. Allocated memory was 142.6MB in the beginning and 190.8MB in the end (delta: 48.2MB). Free memory was 86.0MB in the beginning and 156.5MB in the end (delta: -70.5MB). Peak memory consumption was 20.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 44.48ms. Allocated memory is still 190.8MB. Free memory was 156.5MB in the beginning and 154.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 33.34ms. Allocated memory is still 190.8MB. Free memory was 154.4MB in the beginning and 152.2MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 784.92ms. Allocated memory is still 190.8MB. Free memory was 152.2MB in the beginning and 129.9MB in the end (delta: 22.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 14481.17ms. Allocated memory was 190.8MB in the beginning and 276.8MB in the end (delta: 86.0MB). Free memory was 129.9MB in the beginning and 131.8MB in the end (delta: -1.9MB). Peak memory consumption was 84.3MB. Max. memory is 16.1GB. * Witness Printer took 97.35ms. Allocated memory is still 276.8MB. Free memory was 131.8MB in the beginning and 127.7MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-11-21 22:01:45,324 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3cb36e0-eb53-40c8-9aff-bc03fb72b403/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE