./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_06_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_999f2589-c974-429a-8a8f-3054cd1e961b/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_999f2589-c974-429a-8a8f-3054cd1e961b/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_999f2589-c974-429a-8a8f-3054cd1e961b/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_999f2589-c974-429a-8a8f-3054cd1e961b/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_06_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_999f2589-c974-429a-8a8f-3054cd1e961b/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_999f2589-c974-429a-8a8f-3054cd1e961b/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 7100bb4ea3c9385917713921a203b046e0b429966967b724a087c111975bb180 --- 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 23:43:40,298 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 23:43:40,301 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 23:43:40,353 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 23:43:40,354 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 23:43:40,355 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 23:43:40,356 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 23:43:40,358 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 23:43:40,360 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 23:43:40,361 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 23:43:40,362 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 23:43:40,363 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 23:43:40,364 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 23:43:40,365 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 23:43:40,366 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 23:43:40,367 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 23:43:40,368 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 23:43:40,369 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 23:43:40,371 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 23:43:40,373 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 23:43:40,374 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 23:43:40,382 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 23:43:40,384 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 23:43:40,385 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 23:43:40,394 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 23:43:40,394 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 23:43:40,394 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 23:43:40,395 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 23:43:40,396 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 23:43:40,396 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 23:43:40,397 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 23:43:40,398 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 23:43:40,398 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 23:43:40,399 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 23:43:40,400 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 23:43:40,401 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 23:43:40,401 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 23:43:40,401 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 23:43:40,401 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 23:43:40,402 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 23:43:40,403 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 23:43:40,404 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_999f2589-c974-429a-8a8f-3054cd1e961b/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-11-21 23:43:40,439 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 23:43:40,439 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 23:43:40,440 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 23:43:40,441 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 23:43:40,441 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 23:43:40,442 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 23:43:40,442 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 23:43:40,442 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 23:43:40,442 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 23:43:40,443 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 23:43:40,444 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 23:43:40,444 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 23:43:40,444 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 23:43:40,445 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 23:43:40,445 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 23:43:40,445 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 23:43:40,445 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 23:43:40,445 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 23:43:40,446 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 23:43:40,446 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 23:43:40,446 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:43:40,446 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 23:43:40,447 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 23:43:40,447 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 23:43:40,447 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 23:43:40,447 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 23:43:40,447 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 23:43:40,448 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_999f2589-c974-429a-8a8f-3054cd1e961b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_999f2589-c974-429a-8a8f-3054cd1e961b/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7100bb4ea3c9385917713921a203b046e0b429966967b724a087c111975bb180 [2022-11-21 23:43:40,753 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 23:43:40,780 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 23:43:40,782 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 23:43:40,783 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 23:43:40,783 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 23:43:40,788 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_999f2589-c974-429a-8a8f-3054cd1e961b/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_06_good.i [2022-11-21 23:43:43,763 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 23:43:44,228 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 23:43:44,229 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_999f2589-c974-429a-8a8f-3054cd1e961b/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_06_good.i [2022-11-21 23:43:44,253 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_999f2589-c974-429a-8a8f-3054cd1e961b/bin/ukojak-jW3SillKbg/data/0ce5f963c/b69969e1b88941578b8aa660bb4dbd7d/FLAGb23956203 [2022-11-21 23:43:44,275 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_999f2589-c974-429a-8a8f-3054cd1e961b/bin/ukojak-jW3SillKbg/data/0ce5f963c/b69969e1b88941578b8aa660bb4dbd7d [2022-11-21 23:43:44,280 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 23:43:44,282 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 23:43:44,285 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 23:43:44,285 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 23:43:44,289 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 23:43:44,290 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:43:44" (1/1) ... [2022-11-21 23:43:44,291 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@851314 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:43:44, skipping insertion in model container [2022-11-21 23:43:44,291 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:43:44" (1/1) ... [2022-11-21 23:43:44,300 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 23:43:44,382 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 23:43:44,862 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-21 23:43:45,486 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:43:45,500 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 23:43:45,524 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-21 23:43:45,611 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:43:45,789 INFO L208 MainTranslator]: Completed translation [2022-11-21 23:43:45,791 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:43:45 WrapperNode [2022-11-21 23:43:45,791 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 23:43:45,793 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 23:43:45,793 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 23:43:45,793 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 23:43:45,803 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:43:45" (1/1) ... [2022-11-21 23:43:45,858 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:43:45" (1/1) ... [2022-11-21 23:43:45,889 INFO L138 Inliner]: procedures = 504, calls = 85, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 120 [2022-11-21 23:43:45,892 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 23:43:45,893 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 23:43:45,893 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 23:43:45,893 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 23:43:45,907 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:43:45" (1/1) ... [2022-11-21 23:43:45,907 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:43:45" (1/1) ... [2022-11-21 23:43:45,928 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:43:45" (1/1) ... [2022-11-21 23:43:45,928 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:43:45" (1/1) ... [2022-11-21 23:43:45,944 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:43:45" (1/1) ... [2022-11-21 23:43:45,947 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:43:45" (1/1) ... [2022-11-21 23:43:45,950 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:43:45" (1/1) ... [2022-11-21 23:43:45,952 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:43:45" (1/1) ... [2022-11-21 23:43:45,958 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 23:43:45,959 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 23:43:45,959 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 23:43:45,960 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 23:43:45,961 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:43:45" (1/1) ... [2022-11-21 23:43:45,978 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:43:45,995 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_999f2589-c974-429a-8a8f-3054cd1e961b/bin/ukojak-jW3SillKbg/z3 [2022-11-21 23:43:46,009 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_999f2589-c974-429a-8a8f-3054cd1e961b/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 23:43:46,020 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_999f2589-c974-429a-8a8f-3054cd1e961b/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 23:43:46,077 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-11-21 23:43:46,078 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-11-21 23:43:46,078 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2022-11-21 23:43:46,079 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-21 23:43:46,079 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-21 23:43:46,079 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 23:43:46,080 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-21 23:43:46,080 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 23:43:46,080 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 23:43:46,080 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 23:43:46,080 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 23:43:46,080 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-21 23:43:46,080 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 23:43:46,265 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 23:43:46,268 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 23:43:46,574 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 23:43:46,607 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 23:43:46,607 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-21 23:43:46,610 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:43:46 BoogieIcfgContainer [2022-11-21 23:43:46,610 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 23:43:46,611 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 23:43:46,612 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 23:43:46,622 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 23:43:46,622 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:43:46" (1/1) ... [2022-11-21 23:43:46,631 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 23:43:46,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:43:46,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 53 states and 73 transitions. [2022-11-21 23:43:46,692 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 73 transitions. [2022-11-21 23:43:46,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-21 23:43:46,697 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:43:46,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:43:46,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:43:46,925 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 23:43:46,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:43:46,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 53 states and 72 transitions. [2022-11-21 23:43:46,971 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 72 transitions. [2022-11-21 23:43:46,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-21 23:43:46,972 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:43:46,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:43:47,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:43:47,061 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 23:43:47,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:43:47,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 52 states and 71 transitions. [2022-11-21 23:43:47,085 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 71 transitions. [2022-11-21 23:43:47,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-21 23:43:47,086 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:43:47,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:43:47,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:43:47,194 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 23:43:47,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:43:47,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 57 states and 78 transitions. [2022-11-21 23:43:47,265 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 78 transitions. [2022-11-21 23:43:47,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-21 23:43:47,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:43:47,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:43:47,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:43:47,381 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 23:43:47,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:43:47,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 51 states and 70 transitions. [2022-11-21 23:43:47,481 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 70 transitions. [2022-11-21 23:43:47,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-21 23:43:47,482 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:43:47,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:43:47,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:43:47,569 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 23:43:47,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:43:47,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 53 states and 72 transitions. [2022-11-21 23:43:47,744 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 72 transitions. [2022-11-21 23:43:47,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-21 23:43:47,746 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:43:47,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:43:47,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:43:47,840 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 23:43:47,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:43:47,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 55 states and 75 transitions. [2022-11-21 23:43:47,885 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 75 transitions. [2022-11-21 23:43:47,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-21 23:43:47,886 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:43:47,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:43:47,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:43:47,929 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-21 23:43:47,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:43:47,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 52 states and 69 transitions. [2022-11-21 23:43:47,951 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 69 transitions. [2022-11-21 23:43:47,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-21 23:43:47,952 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:43:47,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:43:47,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:43:48,043 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 23:43:48,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:43:48,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 50 states and 66 transitions. [2022-11-21 23:43:48,156 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 66 transitions. [2022-11-21 23:43:48,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-21 23:43:48,161 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:43:48,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:43:48,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:43:48,251 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 23:43:48,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:43:48,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 49 states and 65 transitions. [2022-11-21 23:43:48,291 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 65 transitions. [2022-11-21 23:43:48,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-21 23:43:48,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:43:48,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:43:48,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:43:48,410 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 23:43:48,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:43:48,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 54 states and 72 transitions. [2022-11-21 23:43:48,500 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 72 transitions. [2022-11-21 23:43:48,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-21 23:43:48,504 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:43:48,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:43:48,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:43:48,581 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 23:43:48,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:43:48,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 56 states and 74 transitions. [2022-11-21 23:43:48,690 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 74 transitions. [2022-11-21 23:43:48,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-21 23:43:48,691 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:43:48,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:43:48,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:43:48,782 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-21 23:43:48,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:43:48,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 50 states and 66 transitions. [2022-11-21 23:43:48,936 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 66 transitions. [2022-11-21 23:43:48,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-21 23:43:48,937 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:43:48,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:43:48,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:43:48,984 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-21 23:43:49,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:43:49,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 48 states and 63 transitions. [2022-11-21 23:43:49,038 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 63 transitions. [2022-11-21 23:43:49,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-21 23:43:49,039 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:43:49,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:43:49,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:43:49,112 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-21 23:43:49,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:43:49,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 50 states and 67 transitions. [2022-11-21 23:43:49,153 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 67 transitions. [2022-11-21 23:43:49,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-21 23:43:49,154 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:43:49,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:43:49,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:43:49,206 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-21 23:43:49,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:43:49,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 51 states and 68 transitions. [2022-11-21 23:43:49,223 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 68 transitions. [2022-11-21 23:43:49,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-21 23:43:49,224 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:43:49,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:43:49,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:43:49,269 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-21 23:43:49,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:43:49,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 53 states and 70 transitions. [2022-11-21 23:43:49,298 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 70 transitions. [2022-11-21 23:43:49,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-21 23:43:49,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:43:49,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:43:49,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:43:49,344 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-21 23:43:49,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:43:49,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 54 states and 71 transitions. [2022-11-21 23:43:49,458 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 71 transitions. [2022-11-21 23:43:49,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-11-21 23:43:49,458 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:43:49,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:43:49,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:43:49,517 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-21 23:43:49,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:43:49,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 45 states and 57 transitions. [2022-11-21 23:43:49,665 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 57 transitions. [2022-11-21 23:43:49,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-11-21 23:43:49,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:43:49,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:43:49,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:43:49,771 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-21 23:43:49,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:43:49,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 44 states and 56 transitions. [2022-11-21 23:43:49,836 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 56 transitions. [2022-11-21 23:43:49,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-11-21 23:43:49,837 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:43:49,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:43:49,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:43:49,912 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-21 23:43:49,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:43:49,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 43 states and 55 transitions. [2022-11-21 23:43:49,932 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 55 transitions. [2022-11-21 23:43:49,933 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-21 23:43:49,933 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 21 iterations. [2022-11-21 23:43:49,942 INFO L754 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2022-11-21 23:43:50,136 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-21 23:43:50,142 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 11:43:50 ImpRootNode [2022-11-21 23:43:50,142 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-21 23:43:50,143 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-21 23:43:50,143 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-21 23:43:50,143 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-21 23:43:50,144 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:43:46" (3/4) ... [2022-11-21 23:43:50,148 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-21 23:43:50,156 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-11-21 23:43:50,156 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2022-11-21 23:43:50,162 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 25 nodes and edges [2022-11-21 23:43:50,163 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2022-11-21 23:43:50,163 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-11-21 23:43:50,164 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-21 23:43:50,164 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-21 23:43:50,222 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_999f2589-c974-429a-8a8f-3054cd1e961b/bin/ukojak-jW3SillKbg/witness.graphml [2022-11-21 23:43:50,223 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-21 23:43:50,223 INFO L158 Benchmark]: Toolchain (without parser) took 5941.40ms. Allocated memory was 178.3MB in the beginning and 218.1MB in the end (delta: 39.8MB). Free memory was 140.4MB in the beginning and 108.2MB in the end (delta: 32.2MB). Peak memory consumption was 73.0MB. Max. memory is 16.1GB. [2022-11-21 23:43:50,224 INFO L158 Benchmark]: CDTParser took 0.62ms. Allocated memory is still 130.0MB. Free memory is still 101.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:43:50,224 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1506.41ms. Allocated memory is still 178.3MB. Free memory was 140.4MB in the beginning and 96.0MB in the end (delta: 44.4MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. [2022-11-21 23:43:50,225 INFO L158 Benchmark]: Boogie Procedure Inliner took 99.74ms. Allocated memory is still 178.3MB. Free memory was 96.0MB in the beginning and 92.6MB in the end (delta: 3.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 23:43:50,225 INFO L158 Benchmark]: Boogie Preprocessor took 65.38ms. Allocated memory is still 178.3MB. Free memory was 92.6MB in the beginning and 90.9MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 23:43:50,226 INFO L158 Benchmark]: RCFGBuilder took 651.34ms. Allocated memory is still 178.3MB. Free memory was 90.9MB in the beginning and 132.5MB in the end (delta: -41.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-21 23:43:50,226 INFO L158 Benchmark]: CodeCheck took 3530.87ms. Allocated memory was 178.3MB in the beginning and 218.1MB in the end (delta: 39.8MB). Free memory was 132.5MB in the beginning and 112.3MB in the end (delta: 20.2MB). Peak memory consumption was 60.6MB. Max. memory is 16.1GB. [2022-11-21 23:43:50,227 INFO L158 Benchmark]: Witness Printer took 80.08ms. Allocated memory is still 218.1MB. Free memory was 112.3MB in the beginning and 108.2MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-21 23:43:50,229 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, 53 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 3.3s, OverallIterations: 21, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2709 SdHoareTripleChecker+Valid, 3.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 793 mSDsluCounter, 2114 SdHoareTripleChecker+Invalid, 3.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 634 mSDsCounter, 502 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1864 IncrementalHoareTripleChecker+Invalid, 2366 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 502 mSolverCounterUnsat, 1480 mSDtfsCounter, 1864 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 4011 GetRequests, 3947 SyntacticMatches, 10 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1137 ImplicationChecksByTransitivity, 1.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 442 NumberOfCodeBlocks, 442 NumberOfCodeBlocksAsserted, 20 NumberOfCheckSat, 422 ConstructedInterpolants, 0 QuantifiedInterpolants, 844 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 20 InterpolantComputations, 20 PerfectInterpolantSequences, 78/78 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: 1575]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1575]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1607]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1607]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1632]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1632]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1649]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1649]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 8 specifications checked. All of them hold - InvariantResult [Line: 1667]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.62ms. Allocated memory is still 130.0MB. Free memory is still 101.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1506.41ms. Allocated memory is still 178.3MB. Free memory was 140.4MB in the beginning and 96.0MB in the end (delta: 44.4MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 99.74ms. Allocated memory is still 178.3MB. Free memory was 96.0MB in the beginning and 92.6MB in the end (delta: 3.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 65.38ms. Allocated memory is still 178.3MB. Free memory was 92.6MB in the beginning and 90.9MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 651.34ms. Allocated memory is still 178.3MB. Free memory was 90.9MB in the beginning and 132.5MB in the end (delta: -41.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 3530.87ms. Allocated memory was 178.3MB in the beginning and 218.1MB in the end (delta: 39.8MB). Free memory was 132.5MB in the beginning and 112.3MB in the end (delta: 20.2MB). Peak memory consumption was 60.6MB. Max. memory is 16.1GB. * Witness Printer took 80.08ms. Allocated memory is still 218.1MB. Free memory was 112.3MB in the beginning and 108.2MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-11-21 23:43:50,257 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_999f2589-c974-429a-8a8f-3054cd1e961b/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