./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_multiply_09_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_d76237d5-ca46-44d3-9aa5-a2116cb0aca2/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76237d5-ca46-44d3-9aa5-a2116cb0aca2/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_d76237d5-ca46-44d3-9aa5-a2116cb0aca2/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76237d5-ca46-44d3-9aa5-a2116cb0aca2/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_multiply_09_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76237d5-ca46-44d3-9aa5-a2116cb0aca2/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_d76237d5-ca46-44d3-9aa5-a2116cb0aca2/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 bd8da2a5b1f5bfeea6b498b97e1d52c51000c2f6d2080d1291b947e8ad7dc39c --- 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 23:09:56,177 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 23:09:56,180 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 23:09:56,219 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 23:09:56,220 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 23:09:56,223 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 23:09:56,226 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 23:09:56,229 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 23:09:56,231 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 23:09:56,237 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 23:09:56,238 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 23:09:56,240 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 23:09:56,241 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 23:09:56,243 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 23:09:56,245 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 23:09:56,246 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 23:09:56,248 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 23:09:56,249 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 23:09:56,251 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 23:09:56,257 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 23:09:56,259 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 23:09:56,261 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 23:09:56,262 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 23:09:56,263 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 23:09:56,273 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 23:09:56,273 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 23:09:56,273 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 23:09:56,276 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 23:09:56,277 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 23:09:56,278 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 23:09:56,278 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 23:09:56,279 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 23:09:56,281 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 23:09:56,283 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 23:09:56,284 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 23:09:56,285 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 23:09:56,285 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 23:09:56,286 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 23:09:56,286 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 23:09:56,287 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 23:09:56,288 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 23:09:56,289 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76237d5-ca46-44d3-9aa5-a2116cb0aca2/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-11-21 23:09:56,335 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 23:09:56,336 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 23:09:56,337 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 23:09:56,337 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 23:09:56,338 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 23:09:56,338 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 23:09:56,340 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 23:09:56,340 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 23:09:56,340 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 23:09:56,341 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 23:09:56,342 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 23:09:56,342 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 23:09:56,342 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 23:09:56,342 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 23:09:56,343 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 23:09:56,343 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 23:09:56,343 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 23:09:56,344 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 23:09:56,344 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 23:09:56,344 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 23:09:56,344 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:09:56,345 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 23:09:56,345 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 23:09:56,345 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 23:09:56,346 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 23:09:56,346 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 23:09:56,346 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 23:09:56,346 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_d76237d5-ca46-44d3-9aa5-a2116cb0aca2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76237d5-ca46-44d3-9aa5-a2116cb0aca2/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bd8da2a5b1f5bfeea6b498b97e1d52c51000c2f6d2080d1291b947e8ad7dc39c [2022-11-21 23:09:56,673 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 23:09:56,707 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 23:09:56,710 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 23:09:56,711 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 23:09:56,712 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 23:09:56,714 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76237d5-ca46-44d3-9aa5-a2116cb0aca2/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_multiply_09_good.i [2022-11-21 23:09:59,628 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 23:10:00,098 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 23:10:00,100 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76237d5-ca46-44d3-9aa5-a2116cb0aca2/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_multiply_09_good.i [2022-11-21 23:10:00,127 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76237d5-ca46-44d3-9aa5-a2116cb0aca2/bin/ukojak-jW3SillKbg/data/700d02363/0b9269adaa9b48f0ba99311be531452f/FLAG36da250cc [2022-11-21 23:10:00,146 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76237d5-ca46-44d3-9aa5-a2116cb0aca2/bin/ukojak-jW3SillKbg/data/700d02363/0b9269adaa9b48f0ba99311be531452f [2022-11-21 23:10:00,148 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 23:10:00,150 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 23:10:00,153 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 23:10:00,153 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 23:10:00,157 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 23:10:00,157 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:10:00" (1/1) ... [2022-11-21 23:10:00,158 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71d94d84 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:10:00, skipping insertion in model container [2022-11-21 23:10:00,159 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:10:00" (1/1) ... [2022-11-21 23:10:00,166 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 23:10:00,235 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 23:10:00,605 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-21 23:10:01,157 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:10:01,176 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 23:10:01,215 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-21 23:10:01,276 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:10:01,410 INFO L208 MainTranslator]: Completed translation [2022-11-21 23:10:01,410 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:10:01 WrapperNode [2022-11-21 23:10:01,410 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 23:10:01,412 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 23:10:01,412 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 23:10:01,412 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 23:10:01,419 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:10:01" (1/1) ... [2022-11-21 23:10:01,459 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:10:01" (1/1) ... [2022-11-21 23:10:01,499 INFO L138 Inliner]: procedures = 503, calls = 83, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 105 [2022-11-21 23:10:01,500 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 23:10:01,501 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 23:10:01,501 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 23:10:01,501 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 23:10:01,510 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:10:01" (1/1) ... [2022-11-21 23:10:01,511 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:10:01" (1/1) ... [2022-11-21 23:10:01,514 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:10:01" (1/1) ... [2022-11-21 23:10:01,514 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:10:01" (1/1) ... [2022-11-21 23:10:01,520 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:10:01" (1/1) ... [2022-11-21 23:10:01,522 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:10:01" (1/1) ... [2022-11-21 23:10:01,524 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:10:01" (1/1) ... [2022-11-21 23:10:01,525 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:10:01" (1/1) ... [2022-11-21 23:10:01,528 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 23:10:01,529 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 23:10:01,529 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 23:10:01,529 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 23:10:01,530 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:10:01" (1/1) ... [2022-11-21 23:10:01,536 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:10:01,549 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76237d5-ca46-44d3-9aa5-a2116cb0aca2/bin/ukojak-jW3SillKbg/z3 [2022-11-21 23:10:01,568 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76237d5-ca46-44d3-9aa5-a2116cb0aca2/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 23:10:01,583 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76237d5-ca46-44d3-9aa5-a2116cb0aca2/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 23:10:01,610 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-11-21 23:10:01,610 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-11-21 23:10:01,610 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-21 23:10:01,611 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-21 23:10:01,611 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 23:10:01,611 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-21 23:10:01,611 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 23:10:01,611 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 23:10:01,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 23:10:01,612 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 23:10:01,612 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-21 23:10:01,612 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-21 23:10:01,612 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 23:10:01,756 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 23:10:01,758 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 23:10:02,082 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 23:10:02,196 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 23:10:02,197 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-21 23:10:02,199 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:10:02 BoogieIcfgContainer [2022-11-21 23:10:02,200 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 23:10:02,201 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 23:10:02,201 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 23:10:02,211 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 23:10:02,211 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:10:02" (1/1) ... [2022-11-21 23:10:02,223 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 23:10:02,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:10:02,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 49 states and 67 transitions. [2022-11-21 23:10:02,298 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 67 transitions. [2022-11-21 23:10:02,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-21 23:10:02,303 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:10:02,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:10:02,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:10:02,788 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 23:10:02,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:10:02,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 48 states and 66 transitions. [2022-11-21 23:10:02,869 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 66 transitions. [2022-11-21 23:10:02,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-21 23:10:02,870 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:10:02,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:10:02,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:10:03,057 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 23:10:03,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:10:03,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 47 states and 65 transitions. [2022-11-21 23:10:03,255 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 65 transitions. [2022-11-21 23:10:03,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-21 23:10:03,256 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:10:03,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:10:03,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:10:03,491 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 23:10:03,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:10:03,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 46 states and 64 transitions. [2022-11-21 23:10:03,601 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 64 transitions. [2022-11-21 23:10:03,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-21 23:10:03,602 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:10:03,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:10:03,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:10:03,761 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 23:10:04,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:10:04,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 45 states and 63 transitions. [2022-11-21 23:10:04,048 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 63 transitions. [2022-11-21 23:10:04,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-21 23:10:04,049 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:10:04,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:10:04,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:10:04,161 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 23:10:04,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:10:04,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 47 states and 68 transitions. [2022-11-21 23:10:04,401 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 68 transitions. [2022-11-21 23:10:04,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-21 23:10:04,402 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:10:04,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:10:04,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:10:04,481 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 23:10:04,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:10:04,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 46 states and 64 transitions. [2022-11-21 23:10:04,682 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 64 transitions. [2022-11-21 23:10:04,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-21 23:10:04,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:10:04,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:10:04,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:10:04,799 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 23:10:04,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:10:04,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 49 states and 69 transitions. [2022-11-21 23:10:04,864 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 69 transitions. [2022-11-21 23:10:04,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-21 23:10:04,870 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:10:04,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:10:04,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:10:04,938 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 23:10:04,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:10:04,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 50 states and 70 transitions. [2022-11-21 23:10:04,958 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 70 transitions. [2022-11-21 23:10:04,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-21 23:10:04,959 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:10:04,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:10:04,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:10:05,009 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 23:10:05,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:10:05,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 55 states and 81 transitions. [2022-11-21 23:10:05,374 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 81 transitions. [2022-11-21 23:10:05,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-21 23:10:05,375 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:10:05,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:10:05,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:10:05,445 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 23:10:05,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:10:05,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 58 states and 86 transitions. [2022-11-21 23:10:05,992 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 86 transitions. [2022-11-21 23:10:05,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-21 23:10:05,993 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:10:05,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:10:06,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:10:06,076 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 23:10:06,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:10:06,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 58 states and 85 transitions. [2022-11-21 23:10:06,296 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 85 transitions. [2022-11-21 23:10:06,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-21 23:10:06,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:10:06,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:10:06,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:10:06,365 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 23:10:06,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:10:06,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 60 states and 88 transitions. [2022-11-21 23:10:06,592 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 88 transitions. [2022-11-21 23:10:06,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-21 23:10:06,593 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:10:06,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:10:06,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:10:06,628 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 23:10:06,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:10:06,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 60 states and 87 transitions. [2022-11-21 23:10:06,859 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 87 transitions. [2022-11-21 23:10:06,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-21 23:10:06,860 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:10:06,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:10:06,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:10:06,900 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 23:10:07,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:10:07,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 60 states and 86 transitions. [2022-11-21 23:10:07,130 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 86 transitions. [2022-11-21 23:10:07,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-21 23:10:07,130 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:10:07,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:10:07,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:10:07,174 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 23:10:07,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:10:07,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 58 states and 80 transitions. [2022-11-21 23:10:07,636 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 80 transitions. [2022-11-21 23:10:07,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-21 23:10:07,638 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:10:07,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:10:07,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:10:07,779 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 23:10:07,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:10:07,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 63 states and 89 transitions. [2022-11-21 23:10:07,889 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 89 transitions. [2022-11-21 23:10:07,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-21 23:10:07,890 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:10:07,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:10:07,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:10:07,946 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 23:10:08,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:10:08,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 66 states and 92 transitions. [2022-11-21 23:10:08,394 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 92 transitions. [2022-11-21 23:10:08,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-21 23:10:08,394 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:10:08,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:10:08,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:10:08,443 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 23:10:08,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:10:08,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 64 states and 89 transitions. [2022-11-21 23:10:08,880 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 89 transitions. [2022-11-21 23:10:08,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-21 23:10:08,881 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:10:08,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:10:08,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:10:08,931 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 23:10:09,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:10:09,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 40 states and 50 transitions. [2022-11-21 23:10:09,407 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 50 transitions. [2022-11-21 23:10:09,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-21 23:10:09,407 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:10:09,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:10:09,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:10:09,511 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 23:10:09,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:10:09,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 39 states and 49 transitions. [2022-11-21 23:10:09,594 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 49 transitions. [2022-11-21 23:10:09,594 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-21 23:10:09,594 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 21 iterations. [2022-11-21 23:10:09,602 INFO L754 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2022-11-21 23:10:09,900 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-21 23:10:09,904 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 11:10:09 ImpRootNode [2022-11-21 23:10:09,904 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-21 23:10:09,905 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-21 23:10:09,905 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-21 23:10:09,905 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-21 23:10:09,906 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:10:02" (3/4) ... [2022-11-21 23:10:09,909 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-21 23:10:09,914 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-11-21 23:10:09,915 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2022-11-21 23:10:09,920 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 28 nodes and edges [2022-11-21 23:10:09,920 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2022-11-21 23:10:09,920 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-11-21 23:10:09,921 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-21 23:10:09,978 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76237d5-ca46-44d3-9aa5-a2116cb0aca2/bin/ukojak-jW3SillKbg/witness.graphml [2022-11-21 23:10:09,978 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-21 23:10:09,979 INFO L158 Benchmark]: Toolchain (without parser) took 9828.98ms. Allocated memory was 197.1MB in the beginning and 237.0MB in the end (delta: 39.8MB). Free memory was 163.6MB in the beginning and 138.2MB in the end (delta: 25.4MB). Peak memory consumption was 65.8MB. Max. memory is 16.1GB. [2022-11-21 23:10:09,980 INFO L158 Benchmark]: CDTParser took 0.50ms. Allocated memory is still 130.0MB. Free memory is still 94.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:10:09,980 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1257.61ms. Allocated memory is still 197.1MB. Free memory was 163.6MB in the beginning and 100.7MB in the end (delta: 62.9MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. [2022-11-21 23:10:09,981 INFO L158 Benchmark]: Boogie Procedure Inliner took 88.50ms. Allocated memory is still 197.1MB. Free memory was 100.7MB in the beginning and 97.3MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 23:10:09,981 INFO L158 Benchmark]: Boogie Preprocessor took 27.90ms. Allocated memory is still 197.1MB. Free memory was 97.3MB in the beginning and 95.9MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 23:10:09,982 INFO L158 Benchmark]: RCFGBuilder took 670.60ms. Allocated memory is still 197.1MB. Free memory was 95.9MB in the beginning and 75.0MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-11-21 23:10:09,982 INFO L158 Benchmark]: CodeCheck took 7703.87ms. Allocated memory was 197.1MB in the beginning and 237.0MB in the end (delta: 39.8MB). Free memory was 75.0MB in the beginning and 142.4MB in the end (delta: -67.4MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:10:09,983 INFO L158 Benchmark]: Witness Printer took 73.78ms. Allocated memory is still 237.0MB. Free memory was 142.4MB in the beginning and 138.2MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-21 23:10:09,985 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, 49 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 7.4s, OverallIterations: 21, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2336 SdHoareTripleChecker+Valid, 6.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 746 mSDsluCounter, 1247 SdHoareTripleChecker+Invalid, 4.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 348 mSDsCounter, 815 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3907 IncrementalHoareTripleChecker+Invalid, 4722 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 815 mSolverCounterUnsat, 899 mSDtfsCounter, 3907 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3684 GetRequests, 3563 SyntacticMatches, 1 SemanticMatches, 120 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4374 ImplicationChecksByTransitivity, 4.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.6s InterpolantComputationTime, 366 NumberOfCodeBlocks, 366 NumberOfCodeBlocksAsserted, 20 NumberOfCheckSat, 346 ConstructedInterpolants, 0 QuantifiedInterpolants, 679 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 20 InterpolantComputations, 20 PerfectInterpolantSequences, 28/28 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: 1566]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1566]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1590]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1590]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1616]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1616]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1633]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1633]: 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: 1650]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.50ms. Allocated memory is still 130.0MB. Free memory is still 94.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1257.61ms. Allocated memory is still 197.1MB. Free memory was 163.6MB in the beginning and 100.7MB in the end (delta: 62.9MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 88.50ms. Allocated memory is still 197.1MB. Free memory was 100.7MB in the beginning and 97.3MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 27.90ms. Allocated memory is still 197.1MB. Free memory was 97.3MB in the beginning and 95.9MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 670.60ms. Allocated memory is still 197.1MB. Free memory was 95.9MB in the beginning and 75.0MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 7703.87ms. Allocated memory was 197.1MB in the beginning and 237.0MB in the end (delta: 39.8MB). Free memory was 75.0MB in the beginning and 142.4MB in the end (delta: -67.4MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 73.78ms. Allocated memory is still 237.0MB. Free memory was 142.4MB in the beginning and 138.2MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-11-21 23:10:10,007 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d76237d5-ca46-44d3-9aa5-a2116cb0aca2/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