./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/loop-invgen/large_const.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_83a4c106-db0b-4ec7-8e46-57be31c195ce/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83a4c106-db0b-4ec7-8e46-57be31c195ce/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_83a4c106-db0b-4ec7-8e46-57be31c195ce/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83a4c106-db0b-4ec7-8e46-57be31c195ce/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-invgen/large_const.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83a4c106-db0b-4ec7-8e46-57be31c195ce/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_83a4c106-db0b-4ec7-8e46-57be31c195ce/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 142d17131671d2eab991ea08656e3b8bfe555dee984fe7672c9a027e971df0f8 --- 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 23:20:56,026 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 23:20:56,028 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 23:20:56,060 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 23:20:56,063 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 23:20:56,067 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 23:20:56,069 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 23:20:56,073 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 23:20:56,075 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 23:20:56,080 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 23:20:56,082 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 23:20:56,085 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 23:20:56,085 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 23:20:56,090 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 23:20:56,091 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 23:20:56,093 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 23:20:56,095 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 23:20:56,096 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 23:20:56,099 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 23:20:56,103 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 23:20:56,105 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 23:20:56,107 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 23:20:56,109 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 23:20:56,110 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 23:20:56,119 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 23:20:56,122 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 23:20:56,122 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 23:20:56,123 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 23:20:56,125 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 23:20:56,126 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 23:20:56,126 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 23:20:56,127 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 23:20:56,129 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 23:20:56,131 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 23:20:56,132 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 23:20:56,132 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 23:20:56,133 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 23:20:56,133 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 23:20:56,133 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 23:20:56,134 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 23:20:56,135 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 23:20:56,136 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83a4c106-db0b-4ec7-8e46-57be31c195ce/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-21 23:20:56,167 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 23:20:56,167 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 23:20:56,169 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 23:20:56,169 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 23:20:56,170 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 23:20:56,170 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 23:20:56,170 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 23:20:56,171 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 23:20:56,171 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 23:20:56,171 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 23:20:56,172 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 23:20:56,173 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 23:20:56,173 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 23:20:56,173 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 23:20:56,173 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 23:20:56,174 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 23:20:56,174 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 23:20:56,174 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 23:20:56,174 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 23:20:56,175 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 23:20:56,175 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 23:20:56,175 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 23:20:56,175 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 23:20:56,176 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:20:56,176 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 23:20:56,176 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 23:20:56,177 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 23:20:56,177 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 23:20:56,178 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 23:20:56,178 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 23:20:56,178 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_83a4c106-db0b-4ec7-8e46-57be31c195ce/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83a4c106-db0b-4ec7-8e46-57be31c195ce/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 142d17131671d2eab991ea08656e3b8bfe555dee984fe7672c9a027e971df0f8 [2022-11-21 23:20:56,455 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 23:20:56,476 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 23:20:56,478 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 23:20:56,480 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 23:20:56,480 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 23:20:56,481 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83a4c106-db0b-4ec7-8e46-57be31c195ce/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/loop-invgen/large_const.i [2022-11-21 23:20:59,417 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 23:20:59,694 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 23:20:59,694 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83a4c106-db0b-4ec7-8e46-57be31c195ce/sv-benchmarks/c/loop-invgen/large_const.i [2022-11-21 23:20:59,702 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83a4c106-db0b-4ec7-8e46-57be31c195ce/bin/ukojak-jW3SillKbg/data/1b1b2b45e/6d4b558961214419994d01f2d168fe26/FLAG38b78e1b6 [2022-11-21 23:20:59,718 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83a4c106-db0b-4ec7-8e46-57be31c195ce/bin/ukojak-jW3SillKbg/data/1b1b2b45e/6d4b558961214419994d01f2d168fe26 [2022-11-21 23:20:59,720 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 23:20:59,722 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 23:20:59,726 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 23:20:59,727 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 23:20:59,730 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 23:20:59,734 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:20:59" (1/1) ... [2022-11-21 23:20:59,735 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d5d434f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:20:59, skipping insertion in model container [2022-11-21 23:20:59,735 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:20:59" (1/1) ... [2022-11-21 23:20:59,743 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 23:20:59,764 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 23:20:59,927 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_83a4c106-db0b-4ec7-8e46-57be31c195ce/sv-benchmarks/c/loop-invgen/large_const.i[893,906] [2022-11-21 23:20:59,939 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:20:59,948 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 23:20:59,961 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_83a4c106-db0b-4ec7-8e46-57be31c195ce/sv-benchmarks/c/loop-invgen/large_const.i[893,906] [2022-11-21 23:20:59,966 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:20:59,980 INFO L208 MainTranslator]: Completed translation [2022-11-21 23:20:59,981 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:20:59 WrapperNode [2022-11-21 23:20:59,981 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 23:20:59,982 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 23:20:59,983 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 23:20:59,983 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 23:20:59,989 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:20:59" (1/1) ... [2022-11-21 23:20:59,995 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:20:59" (1/1) ... [2022-11-21 23:21:00,015 INFO L138 Inliner]: procedures = 16, calls = 7, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 77 [2022-11-21 23:21:00,015 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 23:21:00,016 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 23:21:00,016 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 23:21:00,016 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 23:21:00,025 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:20:59" (1/1) ... [2022-11-21 23:21:00,026 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:20:59" (1/1) ... [2022-11-21 23:21:00,027 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:20:59" (1/1) ... [2022-11-21 23:21:00,027 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:20:59" (1/1) ... [2022-11-21 23:21:00,031 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:20:59" (1/1) ... [2022-11-21 23:21:00,035 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:20:59" (1/1) ... [2022-11-21 23:21:00,036 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:20:59" (1/1) ... [2022-11-21 23:21:00,037 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:20:59" (1/1) ... [2022-11-21 23:21:00,039 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 23:21:00,040 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 23:21:00,040 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 23:21:00,040 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 23:21:00,044 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:20:59" (1/1) ... [2022-11-21 23:21:00,050 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:21:00,068 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83a4c106-db0b-4ec7-8e46-57be31c195ce/bin/ukojak-jW3SillKbg/z3 [2022-11-21 23:21:00,083 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83a4c106-db0b-4ec7-8e46-57be31c195ce/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 23:21:00,093 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83a4c106-db0b-4ec7-8e46-57be31c195ce/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 23:21:00,124 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 23:21:00,124 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 23:21:00,125 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 23:21:00,125 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 23:21:00,197 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 23:21:00,201 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 23:21:00,441 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 23:21:00,487 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 23:21:00,488 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-21 23:21:00,516 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:21:00 BoogieIcfgContainer [2022-11-21 23:21:00,517 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 23:21:00,518 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 23:21:00,518 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 23:21:00,528 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 23:21:00,528 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:21:00" (1/1) ... [2022-11-21 23:21:00,540 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 23:21:00,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:21:00,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 33 states and 38 transitions. [2022-11-21 23:21:00,632 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 38 transitions. [2022-11-21 23:21:00,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-21 23:21:00,635 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:21:00,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:21:00,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:21:00,910 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 23:21:00,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:21:00,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 35 states and 44 transitions. [2022-11-21 23:21:00,976 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 44 transitions. [2022-11-21 23:21:00,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-21 23:21:00,977 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:21:00,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:21:00,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:21:01,081 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 23:21:01,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:21:01,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 36 states and 45 transitions. [2022-11-21 23:21:01,100 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 45 transitions. [2022-11-21 23:21:01,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-21 23:21:01,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:21:01,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:21:01,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:21:01,172 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 23:21:01,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:21:01,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 38 states and 49 transitions. [2022-11-21 23:21:01,238 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 49 transitions. [2022-11-21 23:21:01,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-21 23:21:01,239 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:21:01,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:21:01,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:21:01,289 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 23:21:01,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:21:01,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 39 states and 50 transitions. [2022-11-21 23:21:01,302 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 50 transitions. [2022-11-21 23:21:01,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-21 23:21:01,302 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:21:01,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:21:01,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:21:01,405 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 23:21:01,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:21:01,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 42 states and 60 transitions. [2022-11-21 23:21:01,740 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 60 transitions. [2022-11-21 23:21:01,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-21 23:21:01,741 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:21:01,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:21:01,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:21:01,927 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 23:21:02,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:21:02,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 48 states and 73 transitions. [2022-11-21 23:21:02,266 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 73 transitions. [2022-11-21 23:21:02,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-21 23:21:02,269 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:21:02,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:21:02,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:21:02,375 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 23:21:03,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:21:03,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2022-11-21 23:21:03,170 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2022-11-21 23:21:03,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-21 23:21:03,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:21:03,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:21:03,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:21:03,351 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 23:21:04,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:21:04,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 62 states and 106 transitions. [2022-11-21 23:21:04,544 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 106 transitions. [2022-11-21 23:21:04,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-21 23:21:04,544 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:21:04,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:21:04,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:21:04,694 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 23:21:06,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:21:06,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 69 states and 124 transitions. [2022-11-21 23:21:06,088 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 124 transitions. [2022-11-21 23:21:06,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-21 23:21:06,089 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:21:06,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:21:06,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:21:06,270 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 23:21:08,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:21:08,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 77 states and 145 transitions. [2022-11-21 23:21:08,160 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 145 transitions. [2022-11-21 23:21:08,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-21 23:21:08,161 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:21:08,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:21:08,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:21:08,381 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 23:21:10,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:21:10,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 85 states and 167 transitions. [2022-11-21 23:21:10,597 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 167 transitions. [2022-11-21 23:21:10,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-21 23:21:10,598 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:21:10,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:21:10,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:21:10,796 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:21:12,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:21:12,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 91 states and 188 transitions. [2022-11-21 23:21:12,096 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 188 transitions. [2022-11-21 23:21:12,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-21 23:21:12,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:21:12,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:21:12,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:21:12,145 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:21:12,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:21:12,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 94 states and 196 transitions. [2022-11-21 23:21:12,997 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 196 transitions. [2022-11-21 23:21:12,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-21 23:21:12,998 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:21:12,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:21:13,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:21:13,042 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:21:13,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:21:13,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 96 states and 200 transitions. [2022-11-21 23:21:13,562 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 200 transitions. [2022-11-21 23:21:13,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-21 23:21:13,563 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:21:13,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:21:13,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:21:13,744 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:21:15,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:21:15,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 103 states and 226 transitions. [2022-11-21 23:21:15,477 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 226 transitions. [2022-11-21 23:21:15,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-21 23:21:15,478 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:21:15,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:21:15,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:21:15,519 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:21:16,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:21:16,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 106 states and 234 transitions. [2022-11-21 23:21:16,516 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 234 transitions. [2022-11-21 23:21:16,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-21 23:21:16,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:21:16,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:21:16,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:21:16,554 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:21:17,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:21:17,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 108 states and 238 transitions. [2022-11-21 23:21:17,174 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 238 transitions. [2022-11-21 23:21:17,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-21 23:21:17,177 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:21:17,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:21:17,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:21:17,446 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:21:18,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:21:18,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 114 states and 255 transitions. [2022-11-21 23:21:18,610 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 255 transitions. [2022-11-21 23:21:18,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-21 23:21:18,611 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:21:18,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:21:18,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:21:18,814 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:21:19,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:21:19,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 115 states and 256 transitions. [2022-11-21 23:21:19,129 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 256 transitions. [2022-11-21 23:21:19,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-21 23:21:19,129 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:21:19,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:21:19,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:21:19,337 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:21:20,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:21:20,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 121 states and 274 transitions. [2022-11-21 23:21:20,617 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 274 transitions. [2022-11-21 23:21:20,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-21 23:21:20,618 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:21:20,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:21:20,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:21:20,760 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:21:22,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:21:22,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 127 states and 303 transitions. [2022-11-21 23:21:22,208 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 303 transitions. [2022-11-21 23:21:22,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-21 23:21:22,209 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:21:22,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:21:22,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:21:22,456 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:21:24,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:21:24,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 133 states and 322 transitions. [2022-11-21 23:21:24,244 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 322 transitions. [2022-11-21 23:21:24,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-21 23:21:24,245 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:21:24,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:21:24,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:21:24,628 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:21:25,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:21:25,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 136 states and 328 transitions. [2022-11-21 23:21:25,777 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 328 transitions. [2022-11-21 23:21:25,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-21 23:21:25,778 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:21:25,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:21:25,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:21:26,017 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:21:27,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:21:27,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 142 states and 346 transitions. [2022-11-21 23:21:27,701 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 346 transitions. [2022-11-21 23:21:27,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-21 23:21:27,702 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:21:27,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:21:27,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:21:28,126 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:21:30,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:21:30,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 150 states and 378 transitions. [2022-11-21 23:21:30,504 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 378 transitions. [2022-11-21 23:21:30,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-21 23:21:30,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:21:30,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:21:30,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:21:30,680 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:21:33,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:21:33,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 159 states and 417 transitions. [2022-11-21 23:21:33,574 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 417 transitions. [2022-11-21 23:21:33,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-21 23:21:33,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:21:33,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:21:33,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:21:33,743 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:21:36,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:21:36,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 168 states and 454 transitions. [2022-11-21 23:21:36,584 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 454 transitions. [2022-11-21 23:21:36,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-21 23:21:36,585 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:21:36,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:21:36,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:21:36,623 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:21:37,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:21:37,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 170 states and 464 transitions. [2022-11-21 23:21:37,050 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 464 transitions. [2022-11-21 23:21:37,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-21 23:21:37,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:21:37,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:21:37,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:21:37,080 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:21:38,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:21:38,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 173 states and 476 transitions. [2022-11-21 23:21:38,115 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 476 transitions. [2022-11-21 23:21:38,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-21 23:21:38,117 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:21:38,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:21:38,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:21:38,301 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:21:39,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:21:39,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 176 states and 483 transitions. [2022-11-21 23:21:39,933 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 483 transitions. [2022-11-21 23:21:39,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-21 23:21:39,934 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:21:39,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:21:39,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:21:39,965 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:21:41,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:21:41,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 180 states and 496 transitions. [2022-11-21 23:21:41,607 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 496 transitions. [2022-11-21 23:21:41,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-21 23:21:41,609 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:21:41,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:21:41,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:21:41,665 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:21:42,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:21:42,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 51 states and 74 transitions. [2022-11-21 23:21:42,693 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 74 transitions. [2022-11-21 23:21:42,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-21 23:21:42,693 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:21:42,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:21:42,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:21:43,390 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:21:46,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:21:46,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 57 states and 89 transitions. [2022-11-21 23:21:46,582 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 89 transitions. [2022-11-21 23:21:46,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-21 23:21:46,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:21:46,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:21:46,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:21:46,620 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:21:48,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:21:48,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 62 states and 98 transitions. [2022-11-21 23:21:48,252 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 98 transitions. [2022-11-21 23:21:48,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-21 23:21:48,252 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:21:48,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:21:48,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:21:48,291 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:21:49,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:21:49,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 66 states and 103 transitions. [2022-11-21 23:21:49,970 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 103 transitions. [2022-11-21 23:21:49,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-21 23:21:49,970 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:21:49,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:21:49,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:21:50,285 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:21:50,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:21:50,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 67 states and 104 transitions. [2022-11-21 23:21:50,772 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 104 transitions. [2022-11-21 23:21:50,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-21 23:21:50,773 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:21:50,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:21:50,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:21:51,227 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:21:52,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:21:52,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 68 states and 106 transitions. [2022-11-21 23:21:52,016 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 106 transitions. [2022-11-21 23:21:52,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-21 23:21:52,016 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:21:52,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:21:52,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:21:52,068 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:21:52,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:21:52,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 37 states and 49 transitions. [2022-11-21 23:21:52,660 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 49 transitions. [2022-11-21 23:21:52,660 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-21 23:21:52,661 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 39 iterations. [2022-11-21 23:21:52,671 INFO L754 CodeCheckObserver]: All specifications hold 12 specifications checked. All of them hold [2022-11-21 23:21:53,131 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-21 23:21:53,136 INFO L560 CodeCheckObserver]: Invariant with dag size 27 [2022-11-21 23:21:53,145 INFO L560 CodeCheckObserver]: Invariant with dag size 43 [2022-11-21 23:21:53,148 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 11:21:53 ImpRootNode [2022-11-21 23:21:53,148 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-21 23:21:53,149 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-21 23:21:53,149 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-21 23:21:53,149 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-21 23:21:53,150 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:21:00" (3/4) ... [2022-11-21 23:21:53,154 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-21 23:21:53,167 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2022-11-21 23:21:53,167 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2022-11-21 23:21:53,167 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-11-21 23:21:53,168 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-21 23:21:53,168 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-21 23:21:53,219 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83a4c106-db0b-4ec7-8e46-57be31c195ce/bin/ukojak-jW3SillKbg/witness.graphml [2022-11-21 23:21:53,220 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-21 23:21:53,221 INFO L158 Benchmark]: Toolchain (without parser) took 53498.60ms. Allocated memory was 161.5MB in the beginning and 408.9MB in the end (delta: 247.5MB). Free memory was 128.3MB in the beginning and 186.2MB in the end (delta: -57.9MB). Peak memory consumption was 191.4MB. Max. memory is 16.1GB. [2022-11-21 23:21:53,221 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 111.1MB. Free memory was 78.6MB in the beginning and 78.6MB in the end (delta: 30.8kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:21:53,222 INFO L158 Benchmark]: CACSL2BoogieTranslator took 255.14ms. Allocated memory is still 161.5MB. Free memory was 128.3MB in the beginning and 117.8MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-21 23:21:53,222 INFO L158 Benchmark]: Boogie Procedure Inliner took 33.10ms. Allocated memory is still 161.5MB. Free memory was 117.8MB in the beginning and 117.0MB in the end (delta: 820.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:21:53,222 INFO L158 Benchmark]: Boogie Preprocessor took 22.87ms. Allocated memory is still 161.5MB. Free memory was 116.5MB in the beginning and 115.7MB in the end (delta: 837.6kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 23:21:53,223 INFO L158 Benchmark]: RCFGBuilder took 477.22ms. Allocated memory is still 161.5MB. Free memory was 115.7MB in the beginning and 101.8MB in the end (delta: 13.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-21 23:21:53,224 INFO L158 Benchmark]: CodeCheck took 52630.47ms. Allocated memory was 161.5MB in the beginning and 408.9MB in the end (delta: 247.5MB). Free memory was 101.8MB in the beginning and 189.4MB in the end (delta: -87.5MB). Peak memory consumption was 162.0MB. Max. memory is 16.1GB. [2022-11-21 23:21:53,224 INFO L158 Benchmark]: Witness Printer took 71.02ms. Allocated memory is still 408.9MB. Free memory was 189.4MB in the beginning and 186.2MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-21 23:21:53,227 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, 33 locations, 12 error locations. Started 1 CEGAR loops. OverallTime: 52.1s, OverallIterations: 39, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 7146 SdHoareTripleChecker+Valid, 33.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 6606 mSDsluCounter, 9525 SdHoareTripleChecker+Invalid, 28.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 8007 mSDsCounter, 2934 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 20563 IncrementalHoareTripleChecker+Invalid, 23497 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2934 mSolverCounterUnsat, 1518 mSDtfsCounter, 20563 mSolverCounterSat, 0.8s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 5663 GetRequests, 4976 SyntacticMatches, 141 SemanticMatches, 546 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 155466 ImplicationChecksByTransitivity, 47.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 6.0s InterpolantComputationTime, 504 NumberOfCodeBlocks, 504 NumberOfCodeBlocksAsserted, 38 NumberOfCheckSat, 466 ConstructedInterpolants, 0 QuantifiedInterpolants, 2108 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 38 InterpolantComputations, 11 PerfectInterpolantSequences, 33/98 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: 35]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 35]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 41]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 41]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 43]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 43]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 48]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 48]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 49]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 49]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 12 specifications checked. All of them hold - InvariantResult [Line: 24]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 46]: Loop Invariant Derived loop invariant: (((((!(j == 0) && n <= j) || (!(2000 <= k) && n <= j)) || (((2000 <= k && !(4000 <= k)) && j == 0) && n <= 1)) || (((k <= 10000 && !(k <= 4000)) && j == 0) && n <= 1)) || (((k <= 4000 && 4000 <= k) && j == 0) && n <= 1)) || (k == 0 && j == 0) - InvariantResult [Line: 34]: Loop Invariant Derived loop invariant: (((((((((i == 0 && c1 <= 4000) && 2000 <= c2) && 4000 <= c1) && k == 0) && c3 <= 10000) && c2 <= 2000) && 10000 <= c3) || (((((((k <= 4000 && 1 <= i) && n <= i) && c2 + k <= 6000) && 4000 <= k) && c1 + k <= 8000) && c3 + k <= 14000) && i <= 1)) || (((((1 <= i && n <= i) && 2000 <= k) && !(4000 <= k)) && c1 + k <= 8000) && i <= 1)) || (((((c1 + k <= 14000 && 1 <= i) && n <= i) && k <= 10000) && !(k <= 4000)) && i <= 1) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 111.1MB. Free memory was 78.6MB in the beginning and 78.6MB in the end (delta: 30.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 255.14ms. Allocated memory is still 161.5MB. Free memory was 128.3MB in the beginning and 117.8MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 33.10ms. Allocated memory is still 161.5MB. Free memory was 117.8MB in the beginning and 117.0MB in the end (delta: 820.9kB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 22.87ms. Allocated memory is still 161.5MB. Free memory was 116.5MB in the beginning and 115.7MB in the end (delta: 837.6kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 477.22ms. Allocated memory is still 161.5MB. Free memory was 115.7MB in the beginning and 101.8MB in the end (delta: 13.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 52630.47ms. Allocated memory was 161.5MB in the beginning and 408.9MB in the end (delta: 247.5MB). Free memory was 101.8MB in the beginning and 189.4MB in the end (delta: -87.5MB). Peak memory consumption was 162.0MB. Max. memory is 16.1GB. * Witness Printer took 71.02ms. Allocated memory is still 408.9MB. Free memory was 189.4MB in the beginning and 186.2MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-11-21 23:21:53,263 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83a4c106-db0b-4ec7-8e46-57be31c195ce/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