./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_14_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_b25f72b8-678e-42a0-b994-3e2bf0f61164/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25f72b8-678e-42a0-b994-3e2bf0f61164/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_b25f72b8-678e-42a0-b994-3e2bf0f61164/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25f72b8-678e-42a0-b994-3e2bf0f61164/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_14_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25f72b8-678e-42a0-b994-3e2bf0f61164/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_b25f72b8-678e-42a0-b994-3e2bf0f61164/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 ff512946db41b95fd044b5ce3536b21d12c890ab594b9768ceb180ea03a96531 --- 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 23:00:33,083 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 23:00:33,086 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 23:00:33,128 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 23:00:33,128 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 23:00:33,132 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 23:00:33,135 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 23:00:33,138 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 23:00:33,140 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 23:00:33,146 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 23:00:33,147 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 23:00:33,148 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 23:00:33,148 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 23:00:33,149 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 23:00:33,150 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 23:00:33,151 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 23:00:33,152 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 23:00:33,152 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 23:00:33,154 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 23:00:33,163 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 23:00:33,166 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 23:00:33,168 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 23:00:33,170 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 23:00:33,171 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 23:00:33,181 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 23:00:33,182 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 23:00:33,182 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 23:00:33,184 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 23:00:33,185 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 23:00:33,186 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 23:00:33,186 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 23:00:33,187 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 23:00:33,189 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 23:00:33,190 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 23:00:33,191 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 23:00:33,192 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 23:00:33,193 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 23:00:33,194 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 23:00:33,194 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 23:00:33,195 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 23:00:33,197 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 23:00:33,198 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25f72b8-678e-42a0-b994-3e2bf0f61164/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-11-21 23:00:33,239 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 23:00:33,239 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 23:00:33,241 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 23:00:33,241 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 23:00:33,242 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 23:00:33,242 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 23:00:33,242 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 23:00:33,243 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 23:00:33,243 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 23:00:33,243 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 23:00:33,244 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 23:00:33,245 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 23:00:33,245 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 23:00:33,245 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 23:00:33,245 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 23:00:33,246 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 23:00:33,246 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 23:00:33,246 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 23:00:33,246 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 23:00:33,247 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 23:00:33,247 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:00:33,247 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 23:00:33,248 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 23:00:33,248 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 23:00:33,248 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 23:00:33,248 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 23:00:33,249 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 23:00:33,249 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_b25f72b8-678e-42a0-b994-3e2bf0f61164/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25f72b8-678e-42a0-b994-3e2bf0f61164/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ff512946db41b95fd044b5ce3536b21d12c890ab594b9768ceb180ea03a96531 [2022-11-21 23:00:33,554 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 23:00:33,593 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 23:00:33,597 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 23:00:33,598 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 23:00:33,599 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 23:00:33,601 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25f72b8-678e-42a0-b994-3e2bf0f61164/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_14_good.i [2022-11-21 23:00:36,686 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 23:00:37,153 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 23:00:37,158 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25f72b8-678e-42a0-b994-3e2bf0f61164/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_14_good.i [2022-11-21 23:00:37,192 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25f72b8-678e-42a0-b994-3e2bf0f61164/bin/ukojak-jW3SillKbg/data/d019868c6/f7bc219cc1c047ee9da6b7208de4f1e4/FLAG12108ffd4 [2022-11-21 23:00:37,217 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25f72b8-678e-42a0-b994-3e2bf0f61164/bin/ukojak-jW3SillKbg/data/d019868c6/f7bc219cc1c047ee9da6b7208de4f1e4 [2022-11-21 23:00:37,220 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 23:00:37,222 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 23:00:37,226 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 23:00:37,226 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 23:00:37,229 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 23:00:37,230 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:00:37" (1/1) ... [2022-11-21 23:00:37,231 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5336dc25 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:00:37, skipping insertion in model container [2022-11-21 23:00:37,231 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:00:37" (1/1) ... [2022-11-21 23:00:37,240 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 23:00:37,314 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 23:00:37,716 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-21 23:00:38,334 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:00:38,359 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 23:00:38,401 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-21 23:00:38,480 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:00:38,648 INFO L208 MainTranslator]: Completed translation [2022-11-21 23:00:38,649 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:00:38 WrapperNode [2022-11-21 23:00:38,650 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 23:00:38,651 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 23:00:38,651 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 23:00:38,651 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 23:00:38,659 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:00:38" (1/1) ... [2022-11-21 23:00:38,693 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:00:38" (1/1) ... [2022-11-21 23:00:38,730 INFO L138 Inliner]: procedures = 504, calls = 85, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 119 [2022-11-21 23:00:38,730 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 23:00:38,731 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 23:00:38,731 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 23:00:38,731 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 23:00:38,742 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:00:38" (1/1) ... [2022-11-21 23:00:38,742 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:00:38" (1/1) ... [2022-11-21 23:00:38,745 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:00:38" (1/1) ... [2022-11-21 23:00:38,746 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:00:38" (1/1) ... [2022-11-21 23:00:38,758 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:00:38" (1/1) ... [2022-11-21 23:00:38,760 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:00:38" (1/1) ... [2022-11-21 23:00:38,762 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:00:38" (1/1) ... [2022-11-21 23:00:38,763 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:00:38" (1/1) ... [2022-11-21 23:00:38,766 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 23:00:38,767 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 23:00:38,767 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 23:00:38,767 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 23:00:38,768 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:00:38" (1/1) ... [2022-11-21 23:00:38,778 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:00:38,790 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25f72b8-678e-42a0-b994-3e2bf0f61164/bin/ukojak-jW3SillKbg/z3 [2022-11-21 23:00:38,802 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25f72b8-678e-42a0-b994-3e2bf0f61164/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 23:00:38,813 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25f72b8-678e-42a0-b994-3e2bf0f61164/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 23:00:38,843 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-11-21 23:00:38,843 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-11-21 23:00:38,843 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2022-11-21 23:00:38,843 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-21 23:00:38,843 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-21 23:00:38,844 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 23:00:38,844 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-21 23:00:38,844 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 23:00:38,844 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 23:00:38,844 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 23:00:38,844 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 23:00:38,845 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-21 23:00:38,845 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 23:00:38,986 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 23:00:38,988 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 23:00:39,283 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 23:00:39,318 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 23:00:39,318 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-21 23:00:39,326 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:00:39 BoogieIcfgContainer [2022-11-21 23:00:39,326 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 23:00:39,327 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 23:00:39,328 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 23:00:39,342 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 23:00:39,342 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:00:39" (1/1) ... [2022-11-21 23:00:39,356 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 23:00:39,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:00:39,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 53 states and 73 transitions. [2022-11-21 23:00:39,414 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 73 transitions. [2022-11-21 23:00:39,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-21 23:00:39,418 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:00:39,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:00:39,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:00:39,642 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 23:00:39,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:00:39,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 53 states and 72 transitions. [2022-11-21 23:00:39,686 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 72 transitions. [2022-11-21 23:00:39,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-21 23:00:39,686 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:00:39,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:00:39,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:00:39,825 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 23:00:39,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:00:39,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 52 states and 71 transitions. [2022-11-21 23:00:39,862 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 71 transitions. [2022-11-21 23:00:39,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-21 23:00:39,862 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:00:39,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:00:39,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:00:39,965 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 23:00:40,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:00:40,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 57 states and 78 transitions. [2022-11-21 23:00:40,035 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 78 transitions. [2022-11-21 23:00:40,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-21 23:00:40,036 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:00:40,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:00:40,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:00:40,148 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 23:00:40,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:00:40,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 51 states and 70 transitions. [2022-11-21 23:00:40,338 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 70 transitions. [2022-11-21 23:00:40,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-21 23:00:40,339 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:00:40,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:00:40,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:00:40,399 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 23:00:40,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:00:40,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 53 states and 72 transitions. [2022-11-21 23:00:40,524 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 72 transitions. [2022-11-21 23:00:40,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-21 23:00:40,525 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:00:40,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:00:40,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:00:40,585 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 23:00:40,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:00:40,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 55 states and 75 transitions. [2022-11-21 23:00:40,617 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 75 transitions. [2022-11-21 23:00:40,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-21 23:00:40,618 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:00:40,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:00:40,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:00:40,663 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 23:00:40,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:00:40,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 52 states and 69 transitions. [2022-11-21 23:00:40,682 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 69 transitions. [2022-11-21 23:00:40,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-21 23:00:40,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:00:40,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:00:40,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:00:40,722 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 23:00:40,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:00:40,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 50 states and 66 transitions. [2022-11-21 23:00:40,846 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 66 transitions. [2022-11-21 23:00:40,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-21 23:00:40,851 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:00:40,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:00:40,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:00:40,929 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 23:00:40,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:00:40,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 49 states and 65 transitions. [2022-11-21 23:00:40,963 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 65 transitions. [2022-11-21 23:00:40,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-21 23:00:40,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:00:40,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:00:40,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:00:41,081 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 23:00:41,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:00:41,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 54 states and 72 transitions. [2022-11-21 23:00:41,181 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 72 transitions. [2022-11-21 23:00:41,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-21 23:00:41,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:00:41,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:00:41,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:00:41,241 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 23:00:41,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:00:41,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 56 states and 74 transitions. [2022-11-21 23:00:41,355 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 74 transitions. [2022-11-21 23:00:41,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-21 23:00:41,358 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:00:41,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:00:41,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:00:41,449 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 23:00:41,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:00:41,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 50 states and 66 transitions. [2022-11-21 23:00:41,581 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 66 transitions. [2022-11-21 23:00:41,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-21 23:00:41,584 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:00:41,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:00:41,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:00:41,635 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 23:00:41,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:00:41,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 48 states and 63 transitions. [2022-11-21 23:00:41,704 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 63 transitions. [2022-11-21 23:00:41,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-21 23:00:41,706 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:00:41,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:00:41,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:00:41,805 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 23:00:41,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:00:41,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 50 states and 67 transitions. [2022-11-21 23:00:41,851 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 67 transitions. [2022-11-21 23:00:41,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-21 23:00:41,853 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:00:41,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:00:41,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:00:41,930 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 23:00:41,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:00:41,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 51 states and 68 transitions. [2022-11-21 23:00:41,960 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 68 transitions. [2022-11-21 23:00:41,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-21 23:00:41,960 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:00:41,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:00:41,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:00:42,005 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 23:00:42,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:00:42,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 53 states and 70 transitions. [2022-11-21 23:00:42,038 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 70 transitions. [2022-11-21 23:00:42,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-21 23:00:42,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:00:42,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:00:42,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:00:42,091 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 23:00:42,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:00:42,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 54 states and 71 transitions. [2022-11-21 23:00:42,213 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 71 transitions. [2022-11-21 23:00:42,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-11-21 23:00:42,215 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:00:42,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:00:42,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:00:42,285 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 23:00:42,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:00:42,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 45 states and 57 transitions. [2022-11-21 23:00:42,424 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 57 transitions. [2022-11-21 23:00:42,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-11-21 23:00:42,426 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:00:42,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:00:42,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:00:42,553 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 23:00:42,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:00:42,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 44 states and 56 transitions. [2022-11-21 23:00:42,618 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 56 transitions. [2022-11-21 23:00:42,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-11-21 23:00:42,619 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:00:42,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:00:42,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:00:42,709 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 23:00:42,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:00:42,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 43 states and 55 transitions. [2022-11-21 23:00:42,734 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 55 transitions. [2022-11-21 23:00:42,734 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-21 23:00:42,734 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 21 iterations. [2022-11-21 23:00:42,743 INFO L754 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2022-11-21 23:00:42,909 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-21 23:00:42,915 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 11:00:42 ImpRootNode [2022-11-21 23:00:42,915 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-21 23:00:42,916 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-21 23:00:42,916 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-21 23:00:42,916 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-21 23:00:42,917 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:00:39" (3/4) ... [2022-11-21 23:00:42,931 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-21 23:00:42,942 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-11-21 23:00:42,943 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2022-11-21 23:00:42,950 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 25 nodes and edges [2022-11-21 23:00:42,950 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2022-11-21 23:00:42,951 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-11-21 23:00:42,952 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-21 23:00:42,952 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-21 23:00:43,034 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25f72b8-678e-42a0-b994-3e2bf0f61164/bin/ukojak-jW3SillKbg/witness.graphml [2022-11-21 23:00:43,034 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-21 23:00:43,035 INFO L158 Benchmark]: Toolchain (without parser) took 5812.84ms. Allocated memory was 186.6MB in the beginning and 224.4MB in the end (delta: 37.7MB). Free memory was 140.6MB in the beginning and 104.8MB in the end (delta: 35.8MB). Peak memory consumption was 74.2MB. Max. memory is 16.1GB. [2022-11-21 23:00:43,035 INFO L158 Benchmark]: CDTParser took 0.63ms. Allocated memory is still 142.6MB. Free memory is still 84.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:00:43,036 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1424.62ms. Allocated memory is still 186.6MB. Free memory was 140.6MB in the beginning and 141.3MB in the end (delta: -692.9kB). Peak memory consumption was 61.7MB. Max. memory is 16.1GB. [2022-11-21 23:00:43,036 INFO L158 Benchmark]: Boogie Procedure Inliner took 79.38ms. Allocated memory is still 186.6MB. Free memory was 141.3MB in the beginning and 138.2MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 23:00:43,036 INFO L158 Benchmark]: Boogie Preprocessor took 35.64ms. Allocated memory is still 186.6MB. Free memory was 138.2MB in the beginning and 136.3MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 23:00:43,037 INFO L158 Benchmark]: RCFGBuilder took 559.64ms. Allocated memory is still 186.6MB. Free memory was 136.3MB in the beginning and 117.4MB in the end (delta: 18.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-11-21 23:00:43,037 INFO L158 Benchmark]: CodeCheck took 3587.61ms. Allocated memory was 186.6MB in the beginning and 224.4MB in the end (delta: 37.7MB). Free memory was 117.4MB in the beginning and 108.9MB in the end (delta: 8.5MB). Peak memory consumption was 48.1MB. Max. memory is 16.1GB. [2022-11-21 23:00:43,038 INFO L158 Benchmark]: Witness Printer took 118.85ms. Allocated memory is still 224.4MB. Free memory was 108.9MB in the beginning and 104.8MB in the end (delta: 4.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 23:00:43,039 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: 3.4s, OverallIterations: 21, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2709 SdHoareTripleChecker+Valid, 3.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 793 mSDsluCounter, 2114 SdHoareTripleChecker+Invalid, 2.7s 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, 1.1s 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: 1574]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1574]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1606]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1606]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1631]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1631]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1648]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1648]: 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: 1666]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.63ms. Allocated memory is still 142.6MB. Free memory is still 84.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1424.62ms. Allocated memory is still 186.6MB. Free memory was 140.6MB in the beginning and 141.3MB in the end (delta: -692.9kB). Peak memory consumption was 61.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 79.38ms. Allocated memory is still 186.6MB. Free memory was 141.3MB in the beginning and 138.2MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 35.64ms. Allocated memory is still 186.6MB. Free memory was 138.2MB in the beginning and 136.3MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 559.64ms. Allocated memory is still 186.6MB. Free memory was 136.3MB in the beginning and 117.4MB in the end (delta: 18.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 3587.61ms. Allocated memory was 186.6MB in the beginning and 224.4MB in the end (delta: 37.7MB). Free memory was 117.4MB in the beginning and 108.9MB in the end (delta: 8.5MB). Peak memory consumption was 48.1MB. Max. memory is 16.1GB. * Witness Printer took 118.85ms. Allocated memory is still 224.4MB. Free memory was 108.9MB in the beginning and 104.8MB in the end (delta: 4.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-11-21 23:00:43,059 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25f72b8-678e-42a0-b994-3e2bf0f61164/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