./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loop-crafted/simple_array_index_value_4.i.v+nlh-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba705ec7-bc59-4091-9aa7-a7753b349424/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba705ec7-bc59-4091-9aa7-a7753b349424/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba705ec7-bc59-4091-9aa7-a7753b349424/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba705ec7-bc59-4091-9aa7-a7753b349424/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-crafted/simple_array_index_value_4.i.v+nlh-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba705ec7-bc59-4091-9aa7-a7753b349424/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba705ec7-bc59-4091-9aa7-a7753b349424/bin/ukojak-LBtLqBUTdQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fe9b6b14bb3e253c1adf093226729b0222b0c43a1d6f2b7ff02fe6a17dc9f4e0 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 23:17:02,868 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 23:17:02,872 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 23:17:02,934 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 23:17:02,935 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 23:17:02,939 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 23:17:02,942 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 23:17:02,946 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 23:17:02,949 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 23:17:02,955 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 23:17:02,956 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 23:17:02,959 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 23:17:02,959 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 23:17:02,962 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 23:17:02,965 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 23:17:02,972 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 23:17:02,975 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 23:17:02,977 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 23:17:02,980 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 23:17:02,988 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 23:17:02,990 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 23:17:02,992 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 23:17:02,995 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 23:17:02,996 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 23:17:03,006 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 23:17:03,006 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 23:17:03,007 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 23:17:03,009 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 23:17:03,010 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 23:17:03,011 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 23:17:03,012 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 23:17:03,013 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 23:17:03,015 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 23:17:03,017 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 23:17:03,018 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 23:17:03,019 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 23:17:03,020 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 23:17:03,020 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 23:17:03,020 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 23:17:03,021 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 23:17:03,022 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 23:17:03,023 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba705ec7-bc59-4091-9aa7-a7753b349424/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-22 23:17:03,065 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 23:17:03,066 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 23:17:03,068 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-22 23:17:03,068 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-22 23:17:03,069 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 23:17:03,069 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 23:17:03,069 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 23:17:03,070 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-22 23:17:03,076 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-22 23:17:03,076 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-22 23:17:03,078 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 23:17:03,078 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-22 23:17:03,078 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 23:17:03,078 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-22 23:17:03,079 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-22 23:17:03,079 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-22 23:17:03,079 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 23:17:03,079 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-22 23:17:03,080 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-22 23:17:03,080 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-22 23:17:03,080 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 23:17:03,080 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:17:03,081 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 23:17:03,081 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 23:17:03,081 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-22 23:17:03,081 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-22 23:17:03,082 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-22 23:17:03,082 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-22 23:17:03,083 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_ba705ec7-bc59-4091-9aa7-a7753b349424/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba705ec7-bc59-4091-9aa7-a7753b349424/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fe9b6b14bb3e253c1adf093226729b0222b0c43a1d6f2b7ff02fe6a17dc9f4e0 [2021-11-22 23:17:03,373 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 23:17:03,415 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 23:17:03,417 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 23:17:03,419 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 23:17:03,420 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 23:17:03,422 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba705ec7-bc59-4091-9aa7-a7753b349424/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/loop-crafted/simple_array_index_value_4.i.v+nlh-reducer.c [2021-11-22 23:17:03,503 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba705ec7-bc59-4091-9aa7-a7753b349424/bin/ukojak-LBtLqBUTdQ/data/be256e594/5e2e4d54f5584589a031529269a297c4/FLAGf71b559e1 [2021-11-22 23:17:04,100 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 23:17:04,102 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba705ec7-bc59-4091-9aa7-a7753b349424/sv-benchmarks/c/loop-crafted/simple_array_index_value_4.i.v+nlh-reducer.c [2021-11-22 23:17:04,115 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba705ec7-bc59-4091-9aa7-a7753b349424/bin/ukojak-LBtLqBUTdQ/data/be256e594/5e2e4d54f5584589a031529269a297c4/FLAGf71b559e1 [2021-11-22 23:17:04,446 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba705ec7-bc59-4091-9aa7-a7753b349424/bin/ukojak-LBtLqBUTdQ/data/be256e594/5e2e4d54f5584589a031529269a297c4 [2021-11-22 23:17:04,449 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 23:17:04,451 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 23:17:04,453 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 23:17:04,453 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 23:17:04,457 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 23:17:04,458 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:17:04" (1/1) ... [2021-11-22 23:17:04,459 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@627c3894 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:04, skipping insertion in model container [2021-11-22 23:17:04,459 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:17:04" (1/1) ... [2021-11-22 23:17:04,467 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 23:17:04,488 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 23:17:04,716 WARN L230 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_ba705ec7-bc59-4091-9aa7-a7753b349424/sv-benchmarks/c/loop-crafted/simple_array_index_value_4.i.v+nlh-reducer.c[1126,1139] [2021-11-22 23:17:04,728 WARN L230 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_ba705ec7-bc59-4091-9aa7-a7753b349424/sv-benchmarks/c/loop-crafted/simple_array_index_value_4.i.v+nlh-reducer.c[1880,1893] [2021-11-22 23:17:04,734 WARN L230 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_ba705ec7-bc59-4091-9aa7-a7753b349424/sv-benchmarks/c/loop-crafted/simple_array_index_value_4.i.v+nlh-reducer.c[2415,2428] [2021-11-22 23:17:04,739 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:17:04,750 INFO L203 MainTranslator]: Completed pre-run [2021-11-22 23:17:04,771 WARN L230 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_ba705ec7-bc59-4091-9aa7-a7753b349424/sv-benchmarks/c/loop-crafted/simple_array_index_value_4.i.v+nlh-reducer.c[1126,1139] [2021-11-22 23:17:04,777 WARN L230 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_ba705ec7-bc59-4091-9aa7-a7753b349424/sv-benchmarks/c/loop-crafted/simple_array_index_value_4.i.v+nlh-reducer.c[1880,1893] [2021-11-22 23:17:04,781 WARN L230 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_ba705ec7-bc59-4091-9aa7-a7753b349424/sv-benchmarks/c/loop-crafted/simple_array_index_value_4.i.v+nlh-reducer.c[2415,2428] [2021-11-22 23:17:04,786 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:17:04,803 INFO L208 MainTranslator]: Completed translation [2021-11-22 23:17:04,804 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:04 WrapperNode [2021-11-22 23:17:04,804 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 23:17:04,806 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-22 23:17:04,806 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-22 23:17:04,806 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-22 23:17:04,816 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:04" (1/1) ... [2021-11-22 23:17:04,826 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:04" (1/1) ... [2021-11-22 23:17:04,855 INFO L137 Inliner]: procedures = 15, calls = 20, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 124 [2021-11-22 23:17:04,856 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-22 23:17:04,857 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-22 23:17:04,857 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-22 23:17:04,857 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-22 23:17:04,868 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:04" (1/1) ... [2021-11-22 23:17:04,868 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:04" (1/1) ... [2021-11-22 23:17:04,871 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:04" (1/1) ... [2021-11-22 23:17:04,872 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:04" (1/1) ... [2021-11-22 23:17:04,879 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:04" (1/1) ... [2021-11-22 23:17:04,881 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:04" (1/1) ... [2021-11-22 23:17:04,883 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:04" (1/1) ... [2021-11-22 23:17:04,886 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-22 23:17:04,887 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-22 23:17:04,887 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-22 23:17:04,888 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-22 23:17:04,889 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:04" (1/1) ... [2021-11-22 23:17:04,899 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:17:04,914 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba705ec7-bc59-4091-9aa7-a7753b349424/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-22 23:17:04,928 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba705ec7-bc59-4091-9aa7-a7753b349424/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-22 23:17:04,933 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba705ec7-bc59-4091-9aa7-a7753b349424/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-22 23:17:04,986 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-22 23:17:04,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-22 23:17:04,987 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-22 23:17:04,988 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-22 23:17:04,988 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-22 23:17:04,988 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-22 23:17:04,988 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-22 23:17:05,091 INFO L236 CfgBuilder]: Building ICFG [2021-11-22 23:17:05,094 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-22 23:17:05,367 INFO L277 CfgBuilder]: Performing block encoding [2021-11-22 23:17:05,398 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-22 23:17:05,399 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-22 23:17:05,402 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:17:05 BoogieIcfgContainer [2021-11-22 23:17:05,402 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-22 23:17:05,403 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-22 23:17:05,403 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-22 23:17:05,416 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-22 23:17:05,429 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:17:05" (1/1) ... [2021-11-22 23:17:05,441 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:17:05,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:05,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 29 states and 42 transitions. [2021-11-22 23:17:05,551 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 42 transitions. [2021-11-22 23:17:05,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-22 23:17:05,554 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:05,555 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:05,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:05,805 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:05,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:05,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 30 states and 43 transitions. [2021-11-22 23:17:05,888 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2021-11-22 23:17:05,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-22 23:17:05,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:05,889 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:05,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:05,995 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:06,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:06,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 30 states and 41 transitions. [2021-11-22 23:17:06,103 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 41 transitions. [2021-11-22 23:17:06,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-22 23:17:06,104 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:06,104 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:06,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:06,214 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:06,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:06,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 32 states and 43 transitions. [2021-11-22 23:17:06,269 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 43 transitions. [2021-11-22 23:17:06,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-22 23:17:06,270 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:06,270 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:06,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:06,330 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:06,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:06,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 27 states and 37 transitions. [2021-11-22 23:17:06,662 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-22 23:17:06,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:17:06,663 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:06,664 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:06,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:08,840 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:10,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:10,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 33 states and 50 transitions. [2021-11-22 23:17:10,949 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 50 transitions. [2021-11-22 23:17:10,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-22 23:17:10,950 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:10,950 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:10,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:11,101 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:11,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:11,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 35 states and 50 transitions. [2021-11-22 23:17:11,245 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 50 transitions. [2021-11-22 23:17:11,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-22 23:17:11,246 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:11,247 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:11,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:11,375 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:12,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:12,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 37 states and 54 transitions. [2021-11-22 23:17:12,407 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 54 transitions. [2021-11-22 23:17:12,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-22 23:17:12,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:12,411 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:12,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:12,616 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:13,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:13,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 40 states and 60 transitions. [2021-11-22 23:17:13,288 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 60 transitions. [2021-11-22 23:17:13,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-22 23:17:13,289 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:13,289 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:13,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:13,612 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:32,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:32,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 45 states and 73 transitions. [2021-11-22 23:17:32,654 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 73 transitions. [2021-11-22 23:17:32,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-22 23:17:32,656 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:32,656 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:32,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:32,811 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:17:34,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:34,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 46 states and 76 transitions. [2021-11-22 23:17:34,280 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 76 transitions. [2021-11-22 23:17:34,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-22 23:17:34,281 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:34,282 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:34,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:37,200 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:43,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:43,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 23 states and 31 transitions. [2021-11-22 23:17:43,095 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 31 transitions. [2021-11-22 23:17:43,096 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-22 23:17:43,096 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 12 iterations. [2021-11-22 23:17:43,105 INFO L754 CodeCheckObserver]: All specifications hold 3 specifications checked. All of them hold [2021-11-22 23:17:43,646 INFO L560 CodeCheckObserver]: Invariant with dag size 87 [2021-11-22 23:17:43,680 INFO L560 CodeCheckObserver]: Invariant with dag size 17 [2021-11-22 23:17:43,694 INFO L560 CodeCheckObserver]: Invariant with dag size 15 [2021-11-22 23:17:43,695 INFO L560 CodeCheckObserver]: Invariant with dag size 21 [2021-11-22 23:17:43,696 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-22 23:17:43,701 INFO L560 CodeCheckObserver]: Invariant with dag size 51 [2021-11-22 23:17:43,704 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-22 23:17:43,705 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 22.11 11:17:43 ImpRootNode [2021-11-22 23:17:43,705 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-11-22 23:17:43,706 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-22 23:17:43,706 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-22 23:17:43,706 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-22 23:17:43,707 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:17:05" (3/4) ... [2021-11-22 23:17:43,711 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-22 23:17:43,723 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2021-11-22 23:17:43,724 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-11-22 23:17:43,724 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2021-11-22 23:17:43,725 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-22 23:17:43,830 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba705ec7-bc59-4091-9aa7-a7753b349424/bin/ukojak-LBtLqBUTdQ/witness.graphml [2021-11-22 23:17:43,831 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-22 23:17:43,832 INFO L158 Benchmark]: Toolchain (without parser) took 39380.60ms. Allocated memory was 90.2MB in the beginning and 132.1MB in the end (delta: 41.9MB). Free memory was 54.0MB in the beginning and 90.9MB in the end (delta: -36.9MB). Peak memory consumption was 4.1MB. Max. memory is 16.1GB. [2021-11-22 23:17:43,833 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 90.2MB. Free memory was 70.2MB in the beginning and 70.1MB in the end (delta: 48.8kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 23:17:43,834 INFO L158 Benchmark]: CACSL2BoogieTranslator took 351.65ms. Allocated memory was 90.2MB in the beginning and 109.1MB in the end (delta: 18.9MB). Free memory was 53.8MB in the beginning and 82.9MB in the end (delta: -29.1MB). Peak memory consumption was 7.9MB. Max. memory is 16.1GB. [2021-11-22 23:17:43,834 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.22ms. Allocated memory is still 109.1MB. Free memory was 82.7MB in the beginning and 81.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-22 23:17:43,835 INFO L158 Benchmark]: Boogie Preprocessor took 29.84ms. Allocated memory is still 109.1MB. Free memory was 81.0MB in the beginning and 79.8MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 23:17:43,835 INFO L158 Benchmark]: RCFGBuilder took 514.98ms. Allocated memory is still 109.1MB. Free memory was 79.8MB in the beginning and 68.2MB in the end (delta: 11.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-22 23:17:43,836 INFO L158 Benchmark]: CodeCheck took 38302.27ms. Allocated memory was 109.1MB in the beginning and 132.1MB in the end (delta: 23.1MB). Free memory was 68.0MB in the beginning and 96.2MB in the end (delta: -28.2MB). Peak memory consumption was 61.2MB. Max. memory is 16.1GB. [2021-11-22 23:17:43,836 INFO L158 Benchmark]: Witness Printer took 125.05ms. Allocated memory is still 132.1MB. Free memory was 96.2MB in the beginning and 90.9MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-22 23:17:43,840 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 1 procedures, 29 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 37.6s, OverallIterations: 12, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 720 SdHoareTripleChecker+Valid, 4.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 289 mSDsluCounter, 449 SdHoareTripleChecker+Invalid, 3.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 142 mSDsCounter, 282 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1117 IncrementalHoareTripleChecker+Invalid, 1399 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 282 mSolverCounterUnsat, 307 mSDtfsCounter, 1117 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1270 GetRequests, 1097 SyntacticMatches, 49 SemanticMatches, 124 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6500 ImplicationChecksByTransitivity, 32.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 6.0s InterpolantComputationTime, 158 NumberOfCodeBlocks, 158 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 147 ConstructedInterpolants, 0 QuantifiedInterpolants, 5755 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 11 InterpolantComputations, 8 PerfectInterpolantSequences, 8/11 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: 42]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 73]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 110]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 99]: Loop Invariant Derived loop invariant: (main__index1 + 1 + 4294967296 * (main__index2 / 4294967296) <= 4294967296 * (main__index1 / 4294967296) + main__index2 && ((((2147483647 + 4294967296 * (main__index2 / 4294967296) < main__index2 && ((4294967296 * (main__index1 / 4294967296) + 2147483647 < main__index1 && 4294967296 * (unknown-#memory_int-unknown[main__array][-17179869184 + main__index2 / 4294967296 * -17179869184 + main__array + main__index2 * 4] / 4294967296) + unknown-#memory_int-unknown[main__array][-17179869184 + main__array + main__index1 / 4294967296 * -17179869184 + main__index1 * 4] <= unknown-#memory_int-unknown[main__array][-17179869184 + main__index2 / 4294967296 * -17179869184 + main__array + main__index2 * 4] + 4294967296 * (unknown-#memory_int-unknown[main__array][-17179869184 + main__array + main__index1 / 4294967296 * -17179869184 + main__index1 * 4] / 4294967296)) || (unknown-#memory_int-unknown[main__array][main__array + main__index1 / 4294967296 * -17179869184 + main__index1 * 4] + 4294967296 * (unknown-#memory_int-unknown[main__array][-17179869184 + main__index2 / 4294967296 * -17179869184 + main__array + main__index2 * 4] / 4294967296) <= unknown-#memory_int-unknown[main__array][-17179869184 + main__index2 / 4294967296 * -17179869184 + main__array + main__index2 * 4] + 4294967296 * (unknown-#memory_int-unknown[main__array][main__array + main__index1 / 4294967296 * -17179869184 + main__index1 * 4] / 4294967296) && main__index1 <= 4294967296 * (main__index1 / 4294967296) + 2147483647))) || (unknown-#memory_int-unknown[main__array][main__array + main__index1 / 4294967296 * -17179869184 + main__index1 * 4] + 4294967296 * (unknown-#memory_int-unknown[main__array][main__index2 / 4294967296 * -17179869184 + main__array + main__index2 * 4] / 4294967296) <= 4294967296 * (unknown-#memory_int-unknown[main__array][main__array + main__index1 / 4294967296 * -17179869184 + main__index1 * 4] / 4294967296) + unknown-#memory_int-unknown[main__array][main__index2 / 4294967296 * -17179869184 + main__array + main__index2 * 4] && main__index2 <= 2147483647 + 4294967296 * (main__index2 / 4294967296))) && ((2147483647 + 4294967296 * (main__index2 / 4294967296) < main__index2 && ((4294967296 * (main__index1 / 4294967296) + 2147483647 < main__index1 && unknown-#memory_int-unknown[main__array][-17179869184 + main__index2 / 4294967296 * -17179869184 + main__array + main__index2 * 4] + 4294967296 * (unknown-#memory_int-unknown[main__array][-17179869184 + main__array + main__index1 / 4294967296 * -17179869184 + main__index1 * 4] / 4294967296) <= 4294967296 * (unknown-#memory_int-unknown[main__array][-17179869184 + main__index2 / 4294967296 * -17179869184 + main__array + main__index2 * 4] / 4294967296) + unknown-#memory_int-unknown[main__array][-17179869184 + main__array + main__index1 / 4294967296 * -17179869184 + main__index1 * 4]) || (unknown-#memory_int-unknown[main__array][-17179869184 + main__index2 / 4294967296 * -17179869184 + main__array + main__index2 * 4] + 4294967296 * (unknown-#memory_int-unknown[main__array][main__array + main__index1 / 4294967296 * -17179869184 + main__index1 * 4] / 4294967296) <= unknown-#memory_int-unknown[main__array][main__array + main__index1 / 4294967296 * -17179869184 + main__index1 * 4] + 4294967296 * (unknown-#memory_int-unknown[main__array][-17179869184 + main__index2 / 4294967296 * -17179869184 + main__array + main__index2 * 4] / 4294967296) && main__index1 <= 4294967296 * (main__index1 / 4294967296) + 2147483647))) || (4294967296 * (unknown-#memory_int-unknown[main__array][main__array + main__index1 / 4294967296 * -17179869184 + main__index1 * 4] / 4294967296) + unknown-#memory_int-unknown[main__array][main__index2 / 4294967296 * -17179869184 + main__array + main__index2 * 4] <= unknown-#memory_int-unknown[main__array][main__array + main__index1 / 4294967296 * -17179869184 + main__index1 * 4] + 4294967296 * (unknown-#memory_int-unknown[main__array][main__index2 / 4294967296 * -17179869184 + main__array + main__index2 * 4] / 4294967296) && main__index2 <= 2147483647 + 4294967296 * (main__index2 / 4294967296)))) || main__index1 <= 4294967296 * (main__index1 / 4294967296) + 99999)) || ((unknown-#memory_int-unknown[main__array][main__array + main__index1 / 4294967296 * -17179869184 + main__index1 * 4] + 4294967296 * (unknown-#memory_int-unknown[main__array][main__index2 / 4294967296 * -17179869184 + main__array + main__index2 * 4] / 4294967296) <= 4294967296 * (unknown-#memory_int-unknown[main__array][main__array + main__index1 / 4294967296 * -17179869184 + main__index1 * 4] / 4294967296) + unknown-#memory_int-unknown[main__array][main__index2 / 4294967296 * -17179869184 + main__array + main__index2 * 4] && 4294967296 * (unknown-#memory_int-unknown[main__array][main__array + main__index1 / 4294967296 * -17179869184 + main__index1 * 4] / 4294967296) + unknown-#memory_int-unknown[main__array][main__index2 / 4294967296 * -17179869184 + main__array + main__index2 * 4] <= unknown-#memory_int-unknown[main__array][main__array + main__index1 / 4294967296 * -17179869184 + main__index1 * 4] + 4294967296 * (unknown-#memory_int-unknown[main__array][main__index2 / 4294967296 * -17179869184 + main__array + main__index2 * 4] / 4294967296)) && main__index1 <= 4294967296 * ((99998 + main__index2 * -1 + (-1 + main__index1) / 4294967296 * 4294967296) / 4294967296) + main__index2 + 1) - InvariantResult [Line: 31]: Loop Invariant Derived loop invariant: (main__index2 <= 99999 + 4294967296 * (main__index2 / 4294967296) && main__index1 + 1 + 4294967296 * (main__index2 / 4294967296) <= 4294967296 * (main__index1 / 4294967296) + main__index2) && main____CPAchecker_TMP_0 == 1 - InvariantResult [Line: 46]: Loop Invariant Derived loop invariant: main__index2 <= 99999 + 4294967296 * (main__index2 / 4294967296) && main__index1 + 1 + 4294967296 * (main__index2 / 4294967296) <= 4294967296 * (main__index1 / 4294967296) + main__index2 - InvariantResult [Line: 62]: Loop Invariant Derived loop invariant: ((main__index2 <= 99999 + 4294967296 * (main__index2 / 4294967296) && main__index1 + 1 + 4294967296 * (main__index2 / 4294967296) <= 4294967296 * (main__index1 / 4294967296) + main__index2) && 4294967296 * (main__index1 / 4294967296) + 1 <= main__index1) && !(main____CPAchecker_TMP_0 == 0) - InvariantResult [Line: 14]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 26]: Loop Invariant Derived loop invariant: main__loop_entered == 0 || (main__index1 <= 4294967296 * ((99998 + main__index2 * -1 + (-1 + main__index1) / 4294967296 * 4294967296) / 4294967296) + main__index2 + 1 && (main__index1 + 4294967296 * (main__index2 / 4294967296) <= 4294967296 * (main__index1 / 4294967296) + main__index2 || (unknown-#memory_int-unknown[main__array][main__array + main__index1 / 4294967296 * -17179869184 + main__index1 * 4] + 4294967296 * (unknown-#memory_int-unknown[main__array][main__index2 / 4294967296 * -17179869184 + main__array + main__index2 * 4] / 4294967296) <= 4294967296 * (unknown-#memory_int-unknown[main__array][main__array + main__index1 / 4294967296 * -17179869184 + main__index1 * 4] / 4294967296) + unknown-#memory_int-unknown[main__array][main__index2 / 4294967296 * -17179869184 + main__array + main__index2 * 4] && 4294967296 * (unknown-#memory_int-unknown[main__array][main__array + main__index1 / 4294967296 * -17179869184 + main__index1 * 4] / 4294967296) + unknown-#memory_int-unknown[main__array][main__index2 / 4294967296 * -17179869184 + main__array + main__index2 * 4] <= unknown-#memory_int-unknown[main__array][main__array + main__index1 / 4294967296 * -17179869184 + main__index1 * 4] + 4294967296 * (unknown-#memory_int-unknown[main__array][main__index2 / 4294967296 * -17179869184 + main__array + main__index2 * 4] / 4294967296)))) - InvariantResult [Line: 98]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 90.2MB. Free memory was 70.2MB in the beginning and 70.1MB in the end (delta: 48.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 351.65ms. Allocated memory was 90.2MB in the beginning and 109.1MB in the end (delta: 18.9MB). Free memory was 53.8MB in the beginning and 82.9MB in the end (delta: -29.1MB). Peak memory consumption was 7.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.22ms. Allocated memory is still 109.1MB. Free memory was 82.7MB in the beginning and 81.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 29.84ms. Allocated memory is still 109.1MB. Free memory was 81.0MB in the beginning and 79.8MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 514.98ms. Allocated memory is still 109.1MB. Free memory was 79.8MB in the beginning and 68.2MB in the end (delta: 11.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 38302.27ms. Allocated memory was 109.1MB in the beginning and 132.1MB in the end (delta: 23.1MB). Free memory was 68.0MB in the beginning and 96.2MB in the end (delta: -28.2MB). Peak memory consumption was 61.2MB. Max. memory is 16.1GB. * Witness Printer took 125.05ms. Allocated memory is still 132.1MB. Free memory was 96.2MB in the beginning and 90.9MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2021-11-22 23:17:43,905 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba705ec7-bc59-4091-9aa7-a7753b349424/bin/ukojak-LBtLqBUTdQ/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