./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_multiply_17_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version b5237d83 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_456dcc4b-6ae4-46c3-8703-d7f1b161f6a7/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_456dcc4b-6ae4-46c3-8703-d7f1b161f6a7/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_456dcc4b-6ae4-46c3-8703-d7f1b161f6a7/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_456dcc4b-6ae4-46c3-8703-d7f1b161f6a7/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_multiply_17_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_456dcc4b-6ae4-46c3-8703-d7f1b161f6a7/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_456dcc4b-6ae4-46c3-8703-d7f1b161f6a7/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 64bit --witnessprinter.graph.data.programhash 18932daab2b6a9e703f41380254be4987ae24cad0ed52ef44ca676e3b35352e8 --- 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 23:24:51,962 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 23:24:51,965 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 23:24:51,991 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 23:24:51,992 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 23:24:51,995 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 23:24:51,998 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 23:24:52,002 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 23:24:52,004 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 23:24:52,009 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 23:24:52,011 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 23:24:52,013 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 23:24:52,013 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 23:24:52,019 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 23:24:52,021 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 23:24:52,023 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 23:24:52,025 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 23:24:52,026 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 23:24:52,028 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 23:24:52,035 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 23:24:52,036 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 23:24:52,038 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 23:24:52,040 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 23:24:52,041 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 23:24:52,050 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 23:24:52,051 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 23:24:52,051 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 23:24:52,053 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 23:24:52,054 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 23:24:52,056 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 23:24:52,057 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 23:24:52,058 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 23:24:52,059 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 23:24:52,061 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 23:24:52,062 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 23:24:52,062 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 23:24:52,063 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 23:24:52,063 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 23:24:52,063 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 23:24:52,065 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 23:24:52,066 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 23:24:52,067 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_456dcc4b-6ae4-46c3-8703-d7f1b161f6a7/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-11-21 23:24:52,100 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 23:24:52,105 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 23:24:52,107 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 23:24:52,107 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 23:24:52,108 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 23:24:52,108 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 23:24:52,109 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 23:24:52,109 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 23:24:52,109 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 23:24:52,110 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 23:24:52,111 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 23:24:52,111 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 23:24:52,111 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 23:24:52,112 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 23:24:52,112 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 23:24:52,112 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 23:24:52,112 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 23:24:52,113 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 23:24:52,113 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 23:24:52,113 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 23:24:52,114 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:24:52,114 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 23:24:52,114 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 23:24:52,114 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 23:24:52,115 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 23:24:52,115 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 23:24:52,115 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 23:24:52,115 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_456dcc4b-6ae4-46c3-8703-d7f1b161f6a7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_456dcc4b-6ae4-46c3-8703-d7f1b161f6a7/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 18932daab2b6a9e703f41380254be4987ae24cad0ed52ef44ca676e3b35352e8 [2022-11-21 23:24:52,397 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 23:24:52,431 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 23:24:52,434 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 23:24:52,436 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 23:24:52,436 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 23:24:52,438 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_456dcc4b-6ae4-46c3-8703-d7f1b161f6a7/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_multiply_17_good.i [2022-11-21 23:24:55,524 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 23:24:55,939 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 23:24:55,939 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_456dcc4b-6ae4-46c3-8703-d7f1b161f6a7/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_multiply_17_good.i [2022-11-21 23:24:55,973 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_456dcc4b-6ae4-46c3-8703-d7f1b161f6a7/bin/ukojak-jW3SillKbg/data/06c300fcb/d61ba7ebed784cc689f5bd1904575fba/FLAG6104250cb [2022-11-21 23:24:55,988 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_456dcc4b-6ae4-46c3-8703-d7f1b161f6a7/bin/ukojak-jW3SillKbg/data/06c300fcb/d61ba7ebed784cc689f5bd1904575fba [2022-11-21 23:24:55,990 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 23:24:55,992 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 23:24:55,993 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 23:24:55,993 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 23:24:55,997 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 23:24:55,997 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:24:55" (1/1) ... [2022-11-21 23:24:55,999 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4512fdf3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:24:55, skipping insertion in model container [2022-11-21 23:24:55,999 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:24:55" (1/1) ... [2022-11-21 23:24:56,011 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 23:24:56,081 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 23:24:56,444 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-21 23:24:57,040 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:24:57,053 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 23:24:57,074 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-21 23:24:57,131 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:24:57,275 INFO L208 MainTranslator]: Completed translation [2022-11-21 23:24:57,277 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:24:57 WrapperNode [2022-11-21 23:24:57,277 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 23:24:57,279 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 23:24:57,279 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 23:24:57,279 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 23:24:57,287 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:24:57" (1/1) ... [2022-11-21 23:24:57,329 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:24:57" (1/1) ... [2022-11-21 23:24:57,370 INFO L138 Inliner]: procedures = 501, calls = 59, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 92 [2022-11-21 23:24:57,370 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 23:24:57,371 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 23:24:57,371 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 23:24:57,371 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 23:24:57,381 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:24:57" (1/1) ... [2022-11-21 23:24:57,381 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:24:57" (1/1) ... [2022-11-21 23:24:57,394 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:24:57" (1/1) ... [2022-11-21 23:24:57,403 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:24:57" (1/1) ... [2022-11-21 23:24:57,408 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:24:57" (1/1) ... [2022-11-21 23:24:57,412 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:24:57" (1/1) ... [2022-11-21 23:24:57,421 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:24:57" (1/1) ... [2022-11-21 23:24:57,422 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:24:57" (1/1) ... [2022-11-21 23:24:57,424 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 23:24:57,425 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 23:24:57,425 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 23:24:57,425 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 23:24:57,426 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:24:57" (1/1) ... [2022-11-21 23:24:57,433 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:24:57,445 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_456dcc4b-6ae4-46c3-8703-d7f1b161f6a7/bin/ukojak-jW3SillKbg/z3 [2022-11-21 23:24:57,459 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_456dcc4b-6ae4-46c3-8703-d7f1b161f6a7/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 23:24:57,476 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_456dcc4b-6ae4-46c3-8703-d7f1b161f6a7/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 23:24:57,518 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-11-21 23:24:57,518 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-11-21 23:24:57,518 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-21 23:24:57,519 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-21 23:24:57,519 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 23:24:57,519 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 23:24:57,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 23:24:57,520 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-21 23:24:57,520 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 23:24:57,666 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 23:24:57,669 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 23:24:57,973 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 23:24:58,019 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 23:24:58,019 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-11-21 23:24:58,022 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:24:58 BoogieIcfgContainer [2022-11-21 23:24:58,022 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 23:24:58,023 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 23:24:58,023 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 23:24:58,034 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 23:24:58,045 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:24:58" (1/1) ... [2022-11-21 23:24:58,055 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 23:24:58,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:24:58,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 46 states and 55 transitions. [2022-11-21 23:24:58,127 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 55 transitions. [2022-11-21 23:24:58,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-21 23:24:58,132 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:24:58,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:24:58,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:24:58,528 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 23:24:58,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:24:58,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 48 states and 58 transitions. [2022-11-21 23:24:58,616 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 58 transitions. [2022-11-21 23:24:58,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-21 23:24:58,617 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:24:58,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:24:58,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:24:58,745 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 23:24:58,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:24:58,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 49 states and 59 transitions. [2022-11-21 23:24:58,775 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 59 transitions. [2022-11-21 23:24:58,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-21 23:24:58,775 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:24:58,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:24:58,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:24:58,876 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:24:58,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:24:58,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 45 states and 53 transitions. [2022-11-21 23:24:58,923 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 53 transitions. [2022-11-21 23:24:58,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-21 23:24:58,924 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:24:58,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:24:58,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:24:59,039 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-21 23:24:59,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:24:59,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 46 states and 55 transitions. [2022-11-21 23:24:59,090 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 55 transitions. [2022-11-21 23:24:59,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-21 23:24:59,091 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:24:59,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:24:59,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:24:59,146 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:24:59,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:24:59,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 48 states and 59 transitions. [2022-11-21 23:24:59,418 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 59 transitions. [2022-11-21 23:24:59,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-21 23:24:59,418 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:24:59,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:24:59,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:24:59,491 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:24:59,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:24:59,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 49 states and 60 transitions. [2022-11-21 23:24:59,510 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 60 transitions. [2022-11-21 23:24:59,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-21 23:24:59,511 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:24:59,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:24:59,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:24:59,632 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-21 23:24:59,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:24:59,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 54 states and 69 transitions. [2022-11-21 23:24:59,745 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 69 transitions. [2022-11-21 23:24:59,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-21 23:24:59,748 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:24:59,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:24:59,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:24:59,839 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-21 23:24:59,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:24:59,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 55 states and 70 transitions. [2022-11-21 23:24:59,867 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 70 transitions. [2022-11-21 23:24:59,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-21 23:24:59,868 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:24:59,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:24:59,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:24:59,984 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-21 23:25:00,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:25:00,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 57 states and 73 transitions. [2022-11-21 23:25:00,056 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 73 transitions. [2022-11-21 23:25:00,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-21 23:25:00,057 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:25:00,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:25:00,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:25:00,109 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-21 23:25:00,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:25:00,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 62 states and 81 transitions. [2022-11-21 23:25:00,357 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 81 transitions. [2022-11-21 23:25:00,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-21 23:25:00,358 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:25:00,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:25:00,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:25:00,406 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-21 23:25:00,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:25:00,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 63 states and 82 transitions. [2022-11-21 23:25:00,421 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 82 transitions. [2022-11-21 23:25:00,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-21 23:25:00,422 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:25:00,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:25:00,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:25:00,500 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-21 23:25:00,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:25:00,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 59 states and 76 transitions. [2022-11-21 23:25:00,608 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 76 transitions. [2022-11-21 23:25:00,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-21 23:25:00,609 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:25:00,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:25:00,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:25:00,690 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-21 23:25:00,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:25:00,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 38 states and 41 transitions. [2022-11-21 23:25:00,858 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 41 transitions. [2022-11-21 23:25:00,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-21 23:25:00,859 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:25:00,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:25:00,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:25:00,929 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-21 23:25:01,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:25:01,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 41 states and 46 transitions. [2022-11-21 23:25:01,277 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 46 transitions. [2022-11-21 23:25:01,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-21 23:25:01,278 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:25:01,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:25:01,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:25:01,312 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-21 23:25:01,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:25:01,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 42 states and 47 transitions. [2022-11-21 23:25:01,333 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 47 transitions. [2022-11-21 23:25:01,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-11-21 23:25:01,338 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:25:01,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:25:01,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:25:01,512 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-21 23:25:01,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:25:01,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 49 states and 58 transitions. [2022-11-21 23:25:01,801 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 58 transitions. [2022-11-21 23:25:01,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-11-21 23:25:01,802 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:25:01,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:25:01,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:25:01,870 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-21 23:25:01,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:25:01,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 50 states and 60 transitions. [2022-11-21 23:25:01,894 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 60 transitions. [2022-11-21 23:25:01,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-11-21 23:25:01,894 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:25:01,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:25:01,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:25:01,980 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-21 23:25:02,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:25:02,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 54 states and 64 transitions. [2022-11-21 23:25:02,242 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 64 transitions. [2022-11-21 23:25:02,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-11-21 23:25:02,243 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:25:02,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:25:02,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:25:02,355 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-21 23:25:02,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:25:02,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 35 states and 36 transitions. [2022-11-21 23:25:02,602 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 36 transitions. [2022-11-21 23:25:02,603 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-21 23:25:02,603 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 20 iterations. [2022-11-21 23:25:02,611 INFO L754 CodeCheckObserver]: All specifications hold 12 specifications checked. All of them hold [2022-11-21 23:25:02,724 INFO L560 CodeCheckObserver]: Invariant with dag size 10 [2022-11-21 23:25:02,735 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-21 23:25:02,735 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-21 23:25:02,736 INFO L560 CodeCheckObserver]: Invariant with dag size 10 [2022-11-21 23:25:02,737 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-21 23:25:02,739 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 11:25:02 ImpRootNode [2022-11-21 23:25:02,740 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-21 23:25:02,740 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-21 23:25:02,740 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-21 23:25:02,741 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-21 23:25:02,741 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:24:58" (3/4) ... [2022-11-21 23:25:02,748 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-21 23:25:02,755 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-11-21 23:25:02,755 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2022-11-21 23:25:02,764 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 25 nodes and edges [2022-11-21 23:25:02,765 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2022-11-21 23:25:02,765 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-11-21 23:25:02,765 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-21 23:25:02,818 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_456dcc4b-6ae4-46c3-8703-d7f1b161f6a7/bin/ukojak-jW3SillKbg/witness.graphml [2022-11-21 23:25:02,818 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-21 23:25:02,825 INFO L158 Benchmark]: Toolchain (without parser) took 6827.01ms. Allocated memory is still 199.2MB. Free memory was 164.2MB in the beginning and 65.3MB in the end (delta: 98.9MB). Peak memory consumption was 101.0MB. Max. memory is 16.1GB. [2022-11-21 23:25:02,825 INFO L158 Benchmark]: CDTParser took 0.56ms. Allocated memory is still 130.0MB. Free memory is still 72.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:25:02,825 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1284.79ms. Allocated memory is still 199.2MB. Free memory was 164.2MB in the beginning and 102.3MB in the end (delta: 61.8MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. [2022-11-21 23:25:02,826 INFO L158 Benchmark]: Boogie Procedure Inliner took 91.76ms. Allocated memory is still 199.2MB. Free memory was 102.3MB in the beginning and 99.4MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 23:25:02,826 INFO L158 Benchmark]: Boogie Preprocessor took 53.39ms. Allocated memory is still 199.2MB. Free memory was 99.4MB in the beginning and 98.2MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 23:25:02,827 INFO L158 Benchmark]: RCFGBuilder took 597.65ms. Allocated memory is still 199.2MB. Free memory was 98.2MB in the beginning and 81.4MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-21 23:25:02,828 INFO L158 Benchmark]: CodeCheck took 4716.40ms. Allocated memory is still 199.2MB. Free memory was 81.4MB in the beginning and 69.4MB in the end (delta: 12.0MB). Peak memory consumption was 12.9MB. Max. memory is 16.1GB. [2022-11-21 23:25:02,828 INFO L158 Benchmark]: Witness Printer took 77.75ms. Allocated memory is still 199.2MB. Free memory was 68.4MB in the beginning and 65.3MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 23:25:02,831 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 3 procedures, 46 locations, 12 error locations. Started 1 CEGAR loops. OverallTime: 4.5s, OverallIterations: 20, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1290 SdHoareTripleChecker+Valid, 3.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 476 mSDsluCounter, 447 SdHoareTripleChecker+Invalid, 3.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 70 mSDsCounter, 591 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2285 IncrementalHoareTripleChecker+Invalid, 2876 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 591 mSolverCounterUnsat, 377 mSDtfsCounter, 2285 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2821 GetRequests, 2743 SyntacticMatches, 0 SemanticMatches, 78 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1744 ImplicationChecksByTransitivity, 2.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.6s InterpolantComputationTime, 409 NumberOfCodeBlocks, 409 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 390 ConstructedInterpolants, 0 QuantifiedInterpolants, 618 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 19 InterpolantComputations, 15 PerfectInterpolantSequences, 83/87 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: 1553]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1553]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1563]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1563]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1557]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1557]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1578]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1578]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1586]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1586]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1582]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1582]: 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: 1553]: Loop Invariant Derived loop invariant: (1 <= i && 2147483647 <= data) || i == 0 - InvariantResult [Line: 1601]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1557]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1578]: Loop Invariant Derived loop invariant: (1 <= h && data == 2) || h == 0 - InvariantResult [Line: 1582]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.56ms. Allocated memory is still 130.0MB. Free memory is still 72.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1284.79ms. Allocated memory is still 199.2MB. Free memory was 164.2MB in the beginning and 102.3MB in the end (delta: 61.8MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 91.76ms. Allocated memory is still 199.2MB. Free memory was 102.3MB in the beginning and 99.4MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 53.39ms. Allocated memory is still 199.2MB. Free memory was 99.4MB in the beginning and 98.2MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 597.65ms. Allocated memory is still 199.2MB. Free memory was 98.2MB in the beginning and 81.4MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 4716.40ms. Allocated memory is still 199.2MB. Free memory was 81.4MB in the beginning and 69.4MB in the end (delta: 12.0MB). Peak memory consumption was 12.9MB. Max. memory is 16.1GB. * Witness Printer took 77.75ms. Allocated memory is still 199.2MB. Free memory was 68.4MB in the beginning and 65.3MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-11-21 23:25:02,856 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_456dcc4b-6ae4-46c3-8703-d7f1b161f6a7/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE