./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_add_17_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version b5237d83 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b31c84f0-dd8e-42b0-9fe2-03c45a1705dc/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b31c84f0-dd8e-42b0-9fe2-03c45a1705dc/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_b31c84f0-dd8e-42b0-9fe2-03c45a1705dc/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b31c84f0-dd8e-42b0-9fe2-03c45a1705dc/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_add_17_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b31c84f0-dd8e-42b0-9fe2-03c45a1705dc/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_b31c84f0-dd8e-42b0-9fe2-03c45a1705dc/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 d87e79fd0a3664c3d6d50cf4e7348a01aa862a87e13910b145f42949abad3100 --- 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 22:46:51,051 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 22:46:51,053 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 22:46:51,093 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 22:46:51,094 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 22:46:51,097 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 22:46:51,100 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 22:46:51,103 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 22:46:51,105 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 22:46:51,110 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 22:46:51,111 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 22:46:51,112 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 22:46:51,113 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 22:46:51,114 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 22:46:51,115 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 22:46:51,116 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 22:46:51,117 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 22:46:51,117 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 22:46:51,119 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 22:46:51,121 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 22:46:51,122 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 22:46:51,127 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 22:46:51,129 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 22:46:51,130 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 22:46:51,145 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 22:46:51,146 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 22:46:51,146 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 22:46:51,147 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 22:46:51,148 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 22:46:51,149 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 22:46:51,149 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 22:46:51,150 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 22:46:51,150 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 22:46:51,151 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 22:46:51,152 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 22:46:51,152 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 22:46:51,153 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 22:46:51,153 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 22:46:51,154 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 22:46:51,157 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 22:46:51,159 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 22:46:51,160 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b31c84f0-dd8e-42b0-9fe2-03c45a1705dc/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-11-21 22:46:51,203 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 22:46:51,204 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 22:46:51,205 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 22:46:51,205 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 22:46:51,205 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 22:46:51,206 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 22:46:51,206 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 22:46:51,206 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 22:46:51,207 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 22:46:51,207 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 22:46:51,208 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 22:46:51,208 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 22:46:51,208 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 22:46:51,209 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 22:46:51,209 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 22:46:51,209 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 22:46:51,209 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 22:46:51,210 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 22:46:51,210 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 22:46:51,210 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 22:46:51,210 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:46:51,211 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 22:46:51,211 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 22:46:51,211 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 22:46:51,211 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 22:46:51,211 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 22:46:51,212 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 22:46:51,212 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_b31c84f0-dd8e-42b0-9fe2-03c45a1705dc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b31c84f0-dd8e-42b0-9fe2-03c45a1705dc/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d87e79fd0a3664c3d6d50cf4e7348a01aa862a87e13910b145f42949abad3100 [2022-11-21 22:46:51,517 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 22:46:51,550 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 22:46:51,553 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 22:46:51,555 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 22:46:51,555 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 22:46:51,556 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b31c84f0-dd8e-42b0-9fe2-03c45a1705dc/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_add_17_good.i [2022-11-21 22:46:54,471 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 22:46:54,920 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 22:46:54,921 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b31c84f0-dd8e-42b0-9fe2-03c45a1705dc/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_add_17_good.i [2022-11-21 22:46:54,941 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b31c84f0-dd8e-42b0-9fe2-03c45a1705dc/bin/ukojak-jW3SillKbg/data/3d550b3cb/b057ccb52799435d846fb2a367fbd85b/FLAG54efb295c [2022-11-21 22:46:55,077 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b31c84f0-dd8e-42b0-9fe2-03c45a1705dc/bin/ukojak-jW3SillKbg/data/3d550b3cb/b057ccb52799435d846fb2a367fbd85b [2022-11-21 22:46:55,080 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 22:46:55,081 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 22:46:55,083 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 22:46:55,083 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 22:46:55,091 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 22:46:55,092 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:46:55" (1/1) ... [2022-11-21 22:46:55,093 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5be387d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:46:55, skipping insertion in model container [2022-11-21 22:46:55,093 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:46:55" (1/1) ... [2022-11-21 22:46:55,100 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 22:46:55,171 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 22:46:55,537 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-21 22:46:56,165 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:46:56,176 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 22:46:56,195 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-21 22:46:56,298 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:46:56,483 INFO L208 MainTranslator]: Completed translation [2022-11-21 22:46:56,484 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:46:56 WrapperNode [2022-11-21 22:46:56,485 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 22:46:56,486 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 22:46:56,487 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 22:46:56,487 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 22:46:56,495 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:46:56" (1/1) ... [2022-11-21 22:46:56,530 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:46:56" (1/1) ... [2022-11-21 22:46:56,577 INFO L138 Inliner]: procedures = 501, calls = 65, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 99 [2022-11-21 22:46:56,577 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 22:46:56,578 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 22:46:56,578 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 22:46:56,578 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 22:46:56,588 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:46:56" (1/1) ... [2022-11-21 22:46:56,588 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:46:56" (1/1) ... [2022-11-21 22:46:56,602 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:46:56" (1/1) ... [2022-11-21 22:46:56,604 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:46:56" (1/1) ... [2022-11-21 22:46:56,609 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:46:56" (1/1) ... [2022-11-21 22:46:56,626 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:46:56" (1/1) ... [2022-11-21 22:46:56,627 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:46:56" (1/1) ... [2022-11-21 22:46:56,629 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:46:56" (1/1) ... [2022-11-21 22:46:56,631 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 22:46:56,634 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 22:46:56,635 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 22:46:56,635 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 22:46:56,636 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:46:56" (1/1) ... [2022-11-21 22:46:56,642 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:46:56,652 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b31c84f0-dd8e-42b0-9fe2-03c45a1705dc/bin/ukojak-jW3SillKbg/z3 [2022-11-21 22:46:56,670 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b31c84f0-dd8e-42b0-9fe2-03c45a1705dc/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 22:46:56,701 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b31c84f0-dd8e-42b0-9fe2-03c45a1705dc/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 22:46:56,719 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-11-21 22:46:56,719 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-11-21 22:46:56,720 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-21 22:46:56,720 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-21 22:46:56,721 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 22:46:56,721 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-21 22:46:56,721 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 22:46:56,721 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 22:46:56,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 22:46:56,722 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 22:46:56,722 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-21 22:46:56,722 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-21 22:46:56,722 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 22:46:56,864 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 22:46:56,866 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 22:46:57,118 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 22:46:57,196 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 22:46:57,196 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-11-21 22:46:57,198 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:46:57 BoogieIcfgContainer [2022-11-21 22:46:57,199 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 22:46:57,199 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 22:46:57,200 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 22:46:57,215 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 22:46:57,216 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:46:57" (1/1) ... [2022-11-21 22:46:57,225 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 22:46:57,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:46:57,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 44 states and 51 transitions. [2022-11-21 22:46:57,304 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 51 transitions. [2022-11-21 22:46:57,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-21 22:46:57,309 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:46:57,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:46:57,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:46:57,783 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 22:46:57,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:46:57,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 46 states and 54 transitions. [2022-11-21 22:46:57,848 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 54 transitions. [2022-11-21 22:46:57,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-21 22:46:57,848 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:46:57,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:46:57,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:46:58,037 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 22:46:58,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:46:58,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 47 states and 55 transitions. [2022-11-21 22:46:58,068 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 55 transitions. [2022-11-21 22:46:58,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-21 22:46:58,069 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:46:58,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:46:58,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:46:58,242 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:46:58,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:46:58,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 43 states and 49 transitions. [2022-11-21 22:46:58,300 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 49 transitions. [2022-11-21 22:46:58,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-21 22:46:58,301 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:46:58,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:46:58,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:46:58,407 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-21 22:46:58,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:46:58,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 42 states and 48 transitions. [2022-11-21 22:46:58,477 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 48 transitions. [2022-11-21 22:46:58,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-21 22:46:58,478 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:46:58,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:46:58,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:46:58,549 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-21 22:46:58,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:46:58,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 43 states and 50 transitions. [2022-11-21 22:46:58,594 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 50 transitions. [2022-11-21 22:46:58,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-21 22:46:58,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:46:58,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:46:58,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:46:58,852 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:46:59,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:46:59,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 47 states and 56 transitions. [2022-11-21 22:46:59,413 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 56 transitions. [2022-11-21 22:46:59,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-21 22:46:59,413 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:46:59,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:46:59,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:46:59,508 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-21 22:46:59,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:46:59,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 51 states and 63 transitions. [2022-11-21 22:46:59,714 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 63 transitions. [2022-11-21 22:46:59,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-21 22:46:59,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:46:59,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:46:59,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:46:59,780 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-21 22:46:59,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:46:59,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 52 states and 64 transitions. [2022-11-21 22:46:59,809 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 64 transitions. [2022-11-21 22:46:59,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-21 22:46:59,810 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:46:59,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:46:59,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:46:59,900 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-21 22:47:00,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:47:00,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 55 states and 68 transitions. [2022-11-21 22:47:00,210 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 68 transitions. [2022-11-21 22:47:00,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-21 22:47:00,211 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:47:00,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:47:00,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:47:00,347 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-21 22:47:00,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:47:00,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 57 states and 71 transitions. [2022-11-21 22:47:00,445 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 71 transitions. [2022-11-21 22:47:00,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-21 22:47:00,445 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:47:00,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:47:00,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:47:00,542 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-21 22:47:00,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:47:00,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 42 states and 48 transitions. [2022-11-21 22:47:00,676 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 48 transitions. [2022-11-21 22:47:00,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-21 22:47:00,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:47:00,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:47:00,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:47:00,733 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-21 22:47:00,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:47:00,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 43 states and 49 transitions. [2022-11-21 22:47:00,754 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 49 transitions. [2022-11-21 22:47:00,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-21 22:47:00,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:47:00,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:47:00,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:47:00,871 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-21 22:47:01,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:47:01,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 39 states and 43 transitions. [2022-11-21 22:47:01,023 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 43 transitions. [2022-11-21 22:47:01,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-21 22:47:01,023 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:47:01,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:47:01,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:47:01,104 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-21 22:47:01,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:47:01,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 41 states and 47 transitions. [2022-11-21 22:47:01,501 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 47 transitions. [2022-11-21 22:47:01,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-21 22:47:01,502 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:47:01,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:47:01,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:47:01,544 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-21 22:47:01,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:47:01,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 42 states and 48 transitions. [2022-11-21 22:47:01,556 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 48 transitions. [2022-11-21 22:47:01,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-11-21 22:47:01,557 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:47:01,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:47:01,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:47:01,705 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-21 22:47:02,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:47:02,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 48 states and 57 transitions. [2022-11-21 22:47:02,007 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 57 transitions. [2022-11-21 22:47:02,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-11-21 22:47:02,008 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:47:02,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:47:02,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:47:02,061 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-21 22:47:02,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:47:02,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 49 states and 59 transitions. [2022-11-21 22:47:02,078 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 59 transitions. [2022-11-21 22:47:02,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-11-21 22:47:02,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:47:02,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:47:02,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:47:02,124 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-21 22:47:02,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:47:02,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 53 states and 63 transitions. [2022-11-21 22:47:02,429 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 63 transitions. [2022-11-21 22:47:02,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-11-21 22:47:02,430 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:47:02,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:47:02,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:47:02,591 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-21 22:47:02,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:47:02,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 36 states and 39 transitions. [2022-11-21 22:47:02,868 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 39 transitions. [2022-11-21 22:47:02,868 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-21 22:47:02,868 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 20 iterations. [2022-11-21 22:47:02,879 INFO L754 CodeCheckObserver]: All specifications hold 12 specifications checked. All of them hold [2022-11-21 22:47:02,997 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-21 22:47:03,002 INFO L560 CodeCheckObserver]: Invariant with dag size 15 [2022-11-21 22:47:03,010 INFO L560 CodeCheckObserver]: Invariant with dag size 10 [2022-11-21 22:47:03,011 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-21 22:47:03,012 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-21 22:47:03,012 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 10:47:03 ImpRootNode [2022-11-21 22:47:03,012 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-21 22:47:03,014 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-21 22:47:03,014 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-21 22:47:03,014 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-21 22:47:03,014 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:46:57" (3/4) ... [2022-11-21 22:47:03,021 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-21 22:47:03,029 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-11-21 22:47:03,029 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2022-11-21 22:47:03,036 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 27 nodes and edges [2022-11-21 22:47:03,037 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2022-11-21 22:47:03,037 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-11-21 22:47:03,037 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-21 22:47:03,109 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b31c84f0-dd8e-42b0-9fe2-03c45a1705dc/bin/ukojak-jW3SillKbg/witness.graphml [2022-11-21 22:47:03,110 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-21 22:47:03,111 INFO L158 Benchmark]: Toolchain (without parser) took 8029.31ms. Allocated memory was 174.1MB in the beginning and 209.7MB in the end (delta: 35.7MB). Free memory was 137.8MB in the beginning and 113.4MB in the end (delta: 24.5MB). Peak memory consumption was 63.0MB. Max. memory is 16.1GB. [2022-11-21 22:47:03,112 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 134.2MB. Free memory is still 76.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:47:03,114 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1402.68ms. Allocated memory is still 174.1MB. Free memory was 137.6MB in the beginning and 123.9MB in the end (delta: 13.7MB). Peak memory consumption was 52.8MB. Max. memory is 16.1GB. [2022-11-21 22:47:03,114 INFO L158 Benchmark]: Boogie Procedure Inliner took 91.18ms. Allocated memory is still 174.1MB. Free memory was 123.9MB in the beginning and 120.5MB in the end (delta: 3.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 22:47:03,115 INFO L158 Benchmark]: Boogie Preprocessor took 55.47ms. Allocated memory is still 174.1MB. Free memory was 120.5MB in the beginning and 118.9MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 22:47:03,115 INFO L158 Benchmark]: RCFGBuilder took 564.80ms. Allocated memory is still 174.1MB. Free memory was 118.9MB in the beginning and 101.6MB in the end (delta: 17.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-21 22:47:03,116 INFO L158 Benchmark]: CodeCheck took 5813.61ms. Allocated memory was 174.1MB in the beginning and 209.7MB in the end (delta: 35.7MB). Free memory was 101.6MB in the beginning and 116.5MB in the end (delta: -14.9MB). Peak memory consumption was 22.8MB. Max. memory is 16.1GB. [2022-11-21 22:47:03,116 INFO L158 Benchmark]: Witness Printer took 96.51ms. Allocated memory is still 209.7MB. Free memory was 116.5MB in the beginning and 113.4MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-21 22:47:03,121 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, 44 locations, 12 error locations. Started 1 CEGAR loops. OverallTime: 5.6s, OverallIterations: 20, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1137 SdHoareTripleChecker+Valid, 3.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 374 mSDsluCounter, 388 SdHoareTripleChecker+Invalid, 3.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 50 mSDsCounter, 658 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2333 IncrementalHoareTripleChecker+Invalid, 2991 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 658 mSolverCounterUnsat, 338 mSDtfsCounter, 2333 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2625 GetRequests, 2533 SyntacticMatches, 0 SemanticMatches, 92 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2556 ImplicationChecksByTransitivity, 3.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.9s InterpolantComputationTime, 380 NumberOfCodeBlocks, 380 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 361 ConstructedInterpolants, 0 QuantifiedInterpolants, 597 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 19 InterpolantComputations, 15 PerfectInterpolantSequences, 67/71 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 1553]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1553]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1561]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1561]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1557]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1557]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1575]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1575]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1582]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1582]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1579]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1579]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 12 specifications checked. All of them hold - InvariantResult [Line: 1597]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1553]: Loop Invariant Derived loop invariant: i == 0 || (0 <= unknown-#memory_int-unknown[data][data] + 2147483648 && 1 <= i) - InvariantResult [Line: 1575]: Loop Invariant Derived loop invariant: (1 <= h && data == 2) || h == 0 - InvariantResult [Line: 1579]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1557]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 134.2MB. Free memory is still 76.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1402.68ms. Allocated memory is still 174.1MB. Free memory was 137.6MB in the beginning and 123.9MB in the end (delta: 13.7MB). Peak memory consumption was 52.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 91.18ms. Allocated memory is still 174.1MB. Free memory was 123.9MB in the beginning and 120.5MB in the end (delta: 3.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 55.47ms. Allocated memory is still 174.1MB. Free memory was 120.5MB in the beginning and 118.9MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 564.80ms. Allocated memory is still 174.1MB. Free memory was 118.9MB in the beginning and 101.6MB in the end (delta: 17.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 5813.61ms. Allocated memory was 174.1MB in the beginning and 209.7MB in the end (delta: 35.7MB). Free memory was 101.6MB in the beginning and 116.5MB in the end (delta: -14.9MB). Peak memory consumption was 22.8MB. Max. memory is 16.1GB. * Witness Printer took 96.51ms. Allocated memory is still 209.7MB. Free memory was 116.5MB in the beginning and 113.4MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-11-21 22:47:03,147 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b31c84f0-dd8e-42b0-9fe2-03c45a1705dc/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