./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_15_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b 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_205c3510-d1bd-4400-9d6b-66799c8eb026/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_205c3510-d1bd-4400-9d6b-66799c8eb026/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_205c3510-d1bd-4400-9d6b-66799c8eb026/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_205c3510-d1bd-4400-9d6b-66799c8eb026/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_15_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_205c3510-d1bd-4400-9d6b-66799c8eb026/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_205c3510-d1bd-4400-9d6b-66799c8eb026/bin/ukojak-pZX7IvK2PQ --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 f866e88c723a0d278811cf67ea20623190aee0ecc7d8411898ae16553e842654 --- 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-6b4ec56 [2022-11-20 17:10:58,125 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:10:58,127 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:10:58,147 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:10:58,147 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:10:58,148 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:10:58,150 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:10:58,152 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:10:58,156 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:10:58,157 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:10:58,158 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:10:58,159 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:10:58,159 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:10:58,160 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:10:58,161 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:10:58,162 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:10:58,163 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:10:58,164 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:10:58,166 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:10:58,168 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:10:58,169 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:10:58,171 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:10:58,172 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:10:58,173 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:10:58,177 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:10:58,177 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:10:58,178 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:10:58,179 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:10:58,179 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:10:58,181 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:10:58,181 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:10:58,182 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:10:58,183 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:10:58,184 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:10:58,185 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:10:58,186 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:10:58,187 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:10:58,187 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:10:58,187 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:10:58,189 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:10:58,189 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:10:58,191 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_205c3510-d1bd-4400-9d6b-66799c8eb026/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-11-20 17:10:58,236 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:10:58,237 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:10:58,238 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:10:58,240 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:10:58,241 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:10:58,241 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:10:58,241 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:10:58,247 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:10:58,247 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:10:58,247 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:10:58,248 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:10:58,248 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:10:58,248 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:10:58,248 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 17:10:58,249 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:10:58,249 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:10:58,249 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:10:58,249 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:10:58,250 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:10:58,250 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:10:58,250 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:10:58,251 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:10:58,251 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:10:58,251 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:10:58,251 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 17:10:58,252 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 17:10:58,252 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:10:58,255 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_205c3510-d1bd-4400-9d6b-66799c8eb026/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_205c3510-d1bd-4400-9d6b-66799c8eb026/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f866e88c723a0d278811cf67ea20623190aee0ecc7d8411898ae16553e842654 [2022-11-20 17:10:58,561 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:10:58,588 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:10:58,592 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:10:58,594 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:10:58,594 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:10:58,596 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_205c3510-d1bd-4400-9d6b-66799c8eb026/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_15_good.i [2022-11-20 17:11:01,679 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:11:02,067 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:11:02,068 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_205c3510-d1bd-4400-9d6b-66799c8eb026/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_15_good.i [2022-11-20 17:11:02,092 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_205c3510-d1bd-4400-9d6b-66799c8eb026/bin/ukojak-pZX7IvK2PQ/data/64b411f8c/ad8f5deaa51a4b8bbd3d3122512fabf4/FLAG1636305b3 [2022-11-20 17:11:02,107 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_205c3510-d1bd-4400-9d6b-66799c8eb026/bin/ukojak-pZX7IvK2PQ/data/64b411f8c/ad8f5deaa51a4b8bbd3d3122512fabf4 [2022-11-20 17:11:02,110 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:11:02,111 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:11:02,113 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:11:02,113 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:11:02,126 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:11:02,126 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:11:02" (1/1) ... [2022-11-20 17:11:02,128 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c0aa6fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:11:02, skipping insertion in model container [2022-11-20 17:11:02,128 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:11:02" (1/1) ... [2022-11-20 17:11:02,137 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:11:02,212 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:11:02,608 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 17:11:03,334 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:11:03,346 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:11:03,368 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 17:11:03,429 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:11:03,616 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:11:03,622 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:11:03 WrapperNode [2022-11-20 17:11:03,622 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:11:03,623 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:11:03,623 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:11:03,623 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:11:03,634 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:11:03" (1/1) ... [2022-11-20 17:11:03,686 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:11:03" (1/1) ... [2022-11-20 17:11:03,722 INFO L138 Inliner]: procedures = 503, calls = 95, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 173 [2022-11-20 17:11:03,726 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:11:03,727 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:11:03,727 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:11:03,727 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:11:03,742 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:11:03" (1/1) ... [2022-11-20 17:11:03,743 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:11:03" (1/1) ... [2022-11-20 17:11:03,756 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:11:03" (1/1) ... [2022-11-20 17:11:03,764 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:11:03" (1/1) ... [2022-11-20 17:11:03,771 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:11:03" (1/1) ... [2022-11-20 17:11:03,785 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:11:03" (1/1) ... [2022-11-20 17:11:03,787 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:11:03" (1/1) ... [2022-11-20 17:11:03,788 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:11:03" (1/1) ... [2022-11-20 17:11:03,799 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:11:03,800 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:11:03,801 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:11:03,801 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:11:03,802 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:11:03" (1/1) ... [2022-11-20 17:11:03,808 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:11:03,819 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_205c3510-d1bd-4400-9d6b-66799c8eb026/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:11:03,832 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_205c3510-d1bd-4400-9d6b-66799c8eb026/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:11:03,864 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_205c3510-d1bd-4400-9d6b-66799c8eb026/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:11:03,883 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-11-20 17:11:03,883 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-11-20 17:11:03,883 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-20 17:11:03,884 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-20 17:11:03,884 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 17:11:03,885 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 17:11:03,885 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:11:03,885 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:11:03,885 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:11:03,885 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 17:11:03,885 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-20 17:11:03,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 17:11:03,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 17:11:04,045 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:11:04,048 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:11:04,409 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:11:04,454 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:11:04,455 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 17:11:04,457 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:11:04 BoogieIcfgContainer [2022-11-20 17:11:04,458 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:11:04,458 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:11:04,459 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:11:04,470 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:11:04,470 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:11:04" (1/1) ... [2022-11-20 17:11:04,480 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 17:11:04,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:11:04,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 69 states and 103 transitions. [2022-11-20 17:11:04,541 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 103 transitions. [2022-11-20 17:11:04,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 17:11:04,546 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:11:04,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:11:04,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:11:04,960 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:11:05,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:11:05,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 68 states and 102 transitions. [2022-11-20 17:11:05,045 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 102 transitions. [2022-11-20 17:11:05,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-20 17:11:05,046 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:11:05,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:11:05,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:11:05,333 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:11:05,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:11:05,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 67 states and 101 transitions. [2022-11-20 17:11:05,513 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 101 transitions. [2022-11-20 17:11:05,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 17:11:05,514 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:11:05,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:11:05,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:11:05,608 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:11:05,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:11:05,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 67 states and 100 transitions. [2022-11-20 17:11:05,665 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 100 transitions. [2022-11-20 17:11:05,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 17:11:05,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:11:05,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:11:05,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:11:05,902 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:11:06,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:11:06,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 66 states and 99 transitions. [2022-11-20 17:11:06,040 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 99 transitions. [2022-11-20 17:11:06,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-20 17:11:06,044 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:11:06,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:11:06,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:11:06,250 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:11:06,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:11:06,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 65 states and 98 transitions. [2022-11-20 17:11:06,545 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 98 transitions. [2022-11-20 17:11:06,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-20 17:11:06,546 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:11:06,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:11:06,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:11:06,629 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:11:06,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:11:06,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 63 states and 93 transitions. [2022-11-20 17:11:06,682 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 93 transitions. [2022-11-20 17:11:06,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-20 17:11:06,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:11:06,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:11:06,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:11:06,775 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:11:06,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:11:06,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 62 states and 92 transitions. [2022-11-20 17:11:06,833 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 92 transitions. [2022-11-20 17:11:06,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-20 17:11:06,834 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:11:06,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:11:06,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:11:06,939 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:11:07,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:11:07,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 67 states and 99 transitions. [2022-11-20 17:11:07,102 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 99 transitions. [2022-11-20 17:11:07,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-20 17:11:07,103 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:11:07,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:11:07,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:11:07,184 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 17:11:07,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:11:07,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 60 states and 88 transitions. [2022-11-20 17:11:07,237 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 88 transitions. [2022-11-20 17:11:07,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-20 17:11:07,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:11:07,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:11:07,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:11:07,318 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:11:07,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:11:07,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 58 states and 83 transitions. [2022-11-20 17:11:07,518 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 83 transitions. [2022-11-20 17:11:07,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-20 17:11:07,519 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:11:07,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:11:07,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:11:07,614 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:11:07,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:11:07,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 62 states and 90 transitions. [2022-11-20 17:11:07,683 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 90 transitions. [2022-11-20 17:11:07,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-20 17:11:07,684 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:11:07,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:11:07,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:11:07,781 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:11:07,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:11:07,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 67 states and 98 transitions. [2022-11-20 17:11:07,941 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 98 transitions. [2022-11-20 17:11:07,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-20 17:11:07,943 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:11:07,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:11:07,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:11:08,056 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:11:08,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:11:08,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 54 states and 75 transitions. [2022-11-20 17:11:08,162 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 75 transitions. [2022-11-20 17:11:08,163 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-20 17:11:08,163 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 14 iterations. [2022-11-20 17:11:08,173 INFO L754 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2022-11-20 17:11:08,283 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-20 17:11:08,288 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-20 17:11:08,288 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-20 17:11:08,288 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-20 17:11:08,289 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-20 17:11:08,289 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-20 17:11:08,289 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-20 17:11:08,289 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-20 17:11:08,289 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-20 17:11:08,290 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 05:11:08 ImpRootNode [2022-11-20 17:11:08,290 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-20 17:11:08,291 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 17:11:08,291 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 17:11:08,291 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 17:11:08,292 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:11:04" (3/4) ... [2022-11-20 17:11:08,295 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-20 17:11:08,307 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-11-20 17:11:08,307 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2022-11-20 17:11:08,313 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 29 nodes and edges [2022-11-20 17:11:08,313 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2022-11-20 17:11:08,314 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-11-20 17:11:08,314 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-20 17:11:08,315 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-20 17:11:08,403 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_205c3510-d1bd-4400-9d6b-66799c8eb026/bin/ukojak-pZX7IvK2PQ/witness.graphml [2022-11-20 17:11:08,403 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 17:11:08,406 INFO L158 Benchmark]: Toolchain (without parser) took 6292.37ms. Allocated memory was 148.9MB in the beginning and 180.4MB in the end (delta: 31.5MB). Free memory was 115.7MB in the beginning and 137.5MB in the end (delta: -21.7MB). Peak memory consumption was 11.0MB. Max. memory is 16.1GB. [2022-11-20 17:11:08,406 INFO L158 Benchmark]: CDTParser took 1.51ms. Allocated memory is still 117.4MB. Free memory was 71.3MB in the beginning and 71.1MB in the end (delta: 188.8kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:11:08,407 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1509.36ms. Allocated memory is still 148.9MB. Free memory was 115.1MB in the beginning and 109.1MB in the end (delta: 6.0MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. [2022-11-20 17:11:08,407 INFO L158 Benchmark]: Boogie Procedure Inliner took 103.27ms. Allocated memory is still 148.9MB. Free memory was 109.1MB in the beginning and 105.7MB in the end (delta: 3.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:11:08,407 INFO L158 Benchmark]: Boogie Preprocessor took 72.76ms. Allocated memory is still 148.9MB. Free memory was 105.7MB in the beginning and 103.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:11:08,409 INFO L158 Benchmark]: RCFGBuilder took 657.64ms. Allocated memory is still 148.9MB. Free memory was 103.6MB in the beginning and 83.5MB in the end (delta: 20.2MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-11-20 17:11:08,409 INFO L158 Benchmark]: CodeCheck took 3831.78ms. Allocated memory was 148.9MB in the beginning and 180.4MB in the end (delta: 31.5MB). Free memory was 83.5MB in the beginning and 141.6MB in the end (delta: -58.2MB). Peak memory consumption was 73.2MB. Max. memory is 16.1GB. [2022-11-20 17:11:08,409 INFO L158 Benchmark]: Witness Printer took 112.51ms. Allocated memory is still 180.4MB. Free memory was 141.6MB in the beginning and 137.5MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 17:11:08,411 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, 69 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 3.7s, OverallIterations: 14, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1365 SdHoareTripleChecker+Valid, 1.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 153 mSDsluCounter, 901 SdHoareTripleChecker+Invalid, 1.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 84 mSDsCounter, 331 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1011 IncrementalHoareTripleChecker+Invalid, 1342 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 331 mSolverCounterUnsat, 817 mSDtfsCounter, 1011 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2574 GetRequests, 2516 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 648 ImplicationChecksByTransitivity, 1.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.5s InterpolantComputationTime, 271 NumberOfCodeBlocks, 271 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 258 ConstructedInterpolants, 0 QuantifiedInterpolants, 395 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 13 InterpolantComputations, 13 PerfectInterpolantSequences, 2/2 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: 1571]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1571]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1602]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1602]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1634]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1634]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1661]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1661]: 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: 1682]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1595]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1561]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1586]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1620]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1656]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1629]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1552]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1647]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.51ms. Allocated memory is still 117.4MB. Free memory was 71.3MB in the beginning and 71.1MB in the end (delta: 188.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1509.36ms. Allocated memory is still 148.9MB. Free memory was 115.1MB in the beginning and 109.1MB in the end (delta: 6.0MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 103.27ms. Allocated memory is still 148.9MB. Free memory was 109.1MB in the beginning and 105.7MB in the end (delta: 3.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 72.76ms. Allocated memory is still 148.9MB. Free memory was 105.7MB in the beginning and 103.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 657.64ms. Allocated memory is still 148.9MB. Free memory was 103.6MB in the beginning and 83.5MB in the end (delta: 20.2MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 3831.78ms. Allocated memory was 148.9MB in the beginning and 180.4MB in the end (delta: 31.5MB). Free memory was 83.5MB in the beginning and 141.6MB in the end (delta: -58.2MB). Peak memory consumption was 73.2MB. Max. memory is 16.1GB. * Witness Printer took 112.51ms. Allocated memory is still 180.4MB. Free memory was 141.6MB in the beginning and 137.5MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-11-20 17:11:08,435 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_205c3510-d1bd-4400-9d6b-66799c8eb026/bin/ukojak-pZX7IvK2PQ/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