./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_15_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version b5237d83 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a991c7c4-db33-4fa5-b7fc-6983047b5943/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a991c7c4-db33-4fa5-b7fc-6983047b5943/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_a991c7c4-db33-4fa5-b7fc-6983047b5943/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a991c7c4-db33-4fa5-b7fc-6983047b5943/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_15_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a991c7c4-db33-4fa5-b7fc-6983047b5943/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_a991c7c4-db33-4fa5-b7fc-6983047b5943/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 b4fc024eb4a291394a4ae1b1322682ed27f27b7bc4916ad7f6f7dabc24e8b4cb --- 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 22:54:31,130 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 22:54:31,133 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 22:54:31,169 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 22:54:31,172 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 22:54:31,176 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 22:54:31,179 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 22:54:31,182 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 22:54:31,184 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 22:54:31,189 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 22:54:31,191 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 22:54:31,194 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 22:54:31,194 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 22:54:31,198 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 22:54:31,200 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 22:54:31,201 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 22:54:31,203 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 22:54:31,204 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 22:54:31,206 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 22:54:31,212 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 22:54:31,214 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 22:54:31,216 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 22:54:31,218 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 22:54:31,219 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 22:54:31,227 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 22:54:31,228 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 22:54:31,228 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 22:54:31,230 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 22:54:31,231 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 22:54:31,232 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 22:54:31,232 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 22:54:31,234 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 22:54:31,235 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 22:54:31,237 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 22:54:31,239 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 22:54:31,239 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 22:54:31,240 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 22:54:31,240 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 22:54:31,240 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 22:54:31,241 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 22:54:31,242 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 22:54:31,243 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a991c7c4-db33-4fa5-b7fc-6983047b5943/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-11-21 22:54:31,285 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 22:54:31,285 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 22:54:31,286 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 22:54:31,287 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 22:54:31,288 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 22:54:31,288 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 22:54:31,288 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 22:54:31,288 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 22:54:31,289 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 22:54:31,289 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 22:54:31,290 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 22:54:31,290 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 22:54:31,290 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 22:54:31,290 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 22:54:31,291 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 22:54:31,291 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 22:54:31,291 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 22:54:31,291 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 22:54:31,291 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 22:54:31,291 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 22:54:31,292 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:54:31,292 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 22:54:31,292 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 22:54:31,292 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 22:54:31,292 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 22:54:31,293 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 22:54:31,293 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 22:54:31,293 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_a991c7c4-db33-4fa5-b7fc-6983047b5943/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a991c7c4-db33-4fa5-b7fc-6983047b5943/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b4fc024eb4a291394a4ae1b1322682ed27f27b7bc4916ad7f6f7dabc24e8b4cb [2022-11-21 22:54:31,649 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 22:54:31,688 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 22:54:31,691 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 22:54:31,692 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 22:54:31,693 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 22:54:31,694 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a991c7c4-db33-4fa5-b7fc-6983047b5943/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_15_good.i [2022-11-21 22:54:34,697 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 22:54:35,142 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 22:54:35,143 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a991c7c4-db33-4fa5-b7fc-6983047b5943/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_15_good.i [2022-11-21 22:54:35,167 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a991c7c4-db33-4fa5-b7fc-6983047b5943/bin/ukojak-jW3SillKbg/data/203c7b7ea/ab7ebf9036c84a3797d8f45269477735/FLAGdce049ecc [2022-11-21 22:54:35,294 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a991c7c4-db33-4fa5-b7fc-6983047b5943/bin/ukojak-jW3SillKbg/data/203c7b7ea/ab7ebf9036c84a3797d8f45269477735 [2022-11-21 22:54:35,296 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 22:54:35,298 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 22:54:35,302 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 22:54:35,302 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 22:54:35,305 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 22:54:35,306 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:54:35" (1/1) ... [2022-11-21 22:54:35,307 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@683a969 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:54:35, skipping insertion in model container [2022-11-21 22:54:35,307 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:54:35" (1/1) ... [2022-11-21 22:54:35,316 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 22:54:35,443 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 22:54:35,788 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-21 22:54:36,299 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:54:36,309 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 22:54:36,328 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-21 22:54:36,385 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:54:36,507 INFO L208 MainTranslator]: Completed translation [2022-11-21 22:54:36,508 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:54:36 WrapperNode [2022-11-21 22:54:36,508 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 22:54:36,509 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 22:54:36,510 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 22:54:36,510 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 22:54:36,517 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:54:36" (1/1) ... [2022-11-21 22:54:36,552 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:54:36" (1/1) ... [2022-11-21 22:54:36,597 INFO L138 Inliner]: procedures = 503, calls = 81, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 149 [2022-11-21 22:54:36,598 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 22:54:36,599 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 22:54:36,599 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 22:54:36,599 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 22:54:36,609 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:54:36" (1/1) ... [2022-11-21 22:54:36,609 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:54:36" (1/1) ... [2022-11-21 22:54:36,623 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:54:36" (1/1) ... [2022-11-21 22:54:36,634 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:54:36" (1/1) ... [2022-11-21 22:54:36,639 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:54:36" (1/1) ... [2022-11-21 22:54:36,641 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:54:36" (1/1) ... [2022-11-21 22:54:36,652 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:54:36" (1/1) ... [2022-11-21 22:54:36,653 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:54:36" (1/1) ... [2022-11-21 22:54:36,656 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 22:54:36,657 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 22:54:36,657 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 22:54:36,657 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 22:54:36,658 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:54:36" (1/1) ... [2022-11-21 22:54:36,665 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:54:36,692 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a991c7c4-db33-4fa5-b7fc-6983047b5943/bin/ukojak-jW3SillKbg/z3 [2022-11-21 22:54:36,708 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a991c7c4-db33-4fa5-b7fc-6983047b5943/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 22:54:36,736 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a991c7c4-db33-4fa5-b7fc-6983047b5943/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 22:54:36,753 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-11-21 22:54:36,753 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-11-21 22:54:36,753 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-21 22:54:36,755 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-21 22:54:36,755 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 22:54:36,755 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 22:54:36,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 22:54:36,755 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-21 22:54:36,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 22:54:36,921 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 22:54:36,923 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 22:54:37,160 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 22:54:37,255 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 22:54:37,256 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-21 22:54:37,258 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:54:37 BoogieIcfgContainer [2022-11-21 22:54:37,259 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 22:54:37,259 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 22:54:37,260 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 22:54:37,270 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 22:54:37,270 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:54:37" (1/1) ... [2022-11-21 22:54:37,280 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 22:54:37,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:54:37,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 69 states and 103 transitions. [2022-11-21 22:54:37,337 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 103 transitions. [2022-11-21 22:54:37,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-21 22:54:37,340 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:54:37,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:54:37,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:54:37,630 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 22:54:37,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:54:37,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 74 states and 112 transitions. [2022-11-21 22:54:37,697 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 112 transitions. [2022-11-21 22:54:37,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-21 22:54:37,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:54:37,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:54:37,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:54:37,772 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 22:54:37,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:54:37,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 62 states and 90 transitions. [2022-11-21 22:54:37,802 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 90 transitions. [2022-11-21 22:54:37,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-21 22:54:37,803 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:54:37,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:54:37,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:54:37,865 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 22:54:37,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:54:37,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 62 states and 89 transitions. [2022-11-21 22:54:37,982 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2022-11-21 22:54:37,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-21 22:54:37,983 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:54:37,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:54:38,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:54:38,074 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 22:54:38,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:54:38,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 61 states and 86 transitions. [2022-11-21 22:54:38,128 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 86 transitions. [2022-11-21 22:54:38,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-21 22:54:38,129 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:54:38,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:54:38,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:54:38,198 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 22:54:38,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:54:38,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 65 states and 93 transitions. [2022-11-21 22:54:38,236 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 93 transitions. [2022-11-21 22:54:38,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-21 22:54:38,237 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:54:38,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:54:38,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:54:38,324 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 22:54:38,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:54:38,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 54 states and 73 transitions. [2022-11-21 22:54:38,376 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 73 transitions. [2022-11-21 22:54:38,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-21 22:54:38,377 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:54:38,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:54:38,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:54:38,476 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 22:54:38,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:54:38,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 52 states and 68 transitions. [2022-11-21 22:54:38,591 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 68 transitions. [2022-11-21 22:54:38,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-21 22:54:38,592 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:54:38,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:54:38,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:54:38,692 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-21 22:54:38,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:54:38,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 51 states and 67 transitions. [2022-11-21 22:54:38,749 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 67 transitions. [2022-11-21 22:54:38,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-11-21 22:54:38,752 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:54:38,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:54:38,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:54:38,852 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-21 22:54:38,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:54:38,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 56 states and 74 transitions. [2022-11-21 22:54:38,946 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 74 transitions. [2022-11-21 22:54:38,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-11-21 22:54:38,947 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:54:38,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:54:38,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:54:39,004 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-21 22:54:39,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:54:39,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 49 states and 63 transitions. [2022-11-21 22:54:39,039 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 63 transitions. [2022-11-21 22:54:39,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-11-21 22:54:39,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:54:39,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:54:39,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:54:39,091 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-21 22:54:39,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:54:39,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 47 states and 58 transitions. [2022-11-21 22:54:39,232 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 58 transitions. [2022-11-21 22:54:39,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-11-21 22:54:39,233 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:54:39,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:54:39,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:54:39,297 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-21 22:54:39,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:54:39,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 51 states and 65 transitions. [2022-11-21 22:54:39,374 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 65 transitions. [2022-11-21 22:54:39,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-11-21 22:54:39,380 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:54:39,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:54:39,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:54:39,469 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-21 22:54:39,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:54:39,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 56 states and 73 transitions. [2022-11-21 22:54:39,613 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 73 transitions. [2022-11-21 22:54:39,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-11-21 22:54:39,617 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:54:39,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:54:39,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:54:39,692 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-21 22:54:39,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:54:39,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 43 states and 50 transitions. [2022-11-21 22:54:39,762 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 50 transitions. [2022-11-21 22:54:39,763 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-21 22:54:39,763 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 15 iterations. [2022-11-21 22:54:39,772 INFO L754 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2022-11-21 22:54:39,883 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-21 22:54:39,888 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-21 22:54:39,888 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-21 22:54:39,889 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-21 22:54:39,889 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-21 22:54:39,889 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-21 22:54:39,889 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-21 22:54:39,889 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-21 22:54:39,889 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-21 22:54:39,891 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 10:54:39 ImpRootNode [2022-11-21 22:54:39,891 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-21 22:54:39,893 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-21 22:54:39,893 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-21 22:54:39,893 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-21 22:54:39,894 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:54:37" (3/4) ... [2022-11-21 22:54:39,908 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-21 22:54:39,914 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-11-21 22:54:39,914 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2022-11-21 22:54:39,922 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 27 nodes and edges [2022-11-21 22:54:39,922 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2022-11-21 22:54:39,923 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-11-21 22:54:39,923 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-21 22:54:39,923 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-21 22:54:40,001 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a991c7c4-db33-4fa5-b7fc-6983047b5943/bin/ukojak-jW3SillKbg/witness.graphml [2022-11-21 22:54:40,002 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-21 22:54:40,003 INFO L158 Benchmark]: Toolchain (without parser) took 4704.66ms. Allocated memory was 151.0MB in the beginning and 182.5MB in the end (delta: 31.5MB). Free memory was 108.0MB in the beginning and 138.8MB in the end (delta: -30.8MB). Peak memory consumption was 216.8kB. Max. memory is 16.1GB. [2022-11-21 22:54:40,003 INFO L158 Benchmark]: CDTParser took 0.48ms. Allocated memory is still 113.2MB. Free memory is still 81.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:54:40,003 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1207.15ms. Allocated memory is still 151.0MB. Free memory was 108.0MB in the beginning and 61.0MB in the end (delta: 47.0MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. [2022-11-21 22:54:40,003 INFO L158 Benchmark]: Boogie Procedure Inliner took 88.57ms. Allocated memory is still 151.0MB. Free memory was 61.0MB in the beginning and 58.1MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-21 22:54:40,004 INFO L158 Benchmark]: Boogie Preprocessor took 57.90ms. Allocated memory is still 151.0MB. Free memory was 58.1MB in the beginning and 56.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 22:54:40,004 INFO L158 Benchmark]: RCFGBuilder took 601.67ms. Allocated memory is still 151.0MB. Free memory was 56.0MB in the beginning and 117.3MB in the end (delta: -61.3MB). Peak memory consumption was 22.3MB. Max. memory is 16.1GB. [2022-11-21 22:54:40,004 INFO L158 Benchmark]: CodeCheck took 2632.05ms. Allocated memory was 151.0MB in the beginning and 182.5MB in the end (delta: 31.5MB). Free memory was 117.3MB in the beginning and 142.9MB in the end (delta: -25.5MB). Peak memory consumption was 5.7MB. Max. memory is 16.1GB. [2022-11-21 22:54:40,005 INFO L158 Benchmark]: Witness Printer took 109.14ms. Allocated memory is still 182.5MB. Free memory was 142.9MB in the beginning and 138.8MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-21 22:54:40,006 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: 2.5s, OverallIterations: 15, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1687 SdHoareTripleChecker+Valid, 1.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 262 mSDsluCounter, 1287 SdHoareTripleChecker+Invalid, 1.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 304 mSDsCounter, 306 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 630 IncrementalHoareTripleChecker+Invalid, 936 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 306 mSolverCounterUnsat, 983 mSDtfsCounter, 630 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2932 GetRequests, 2890 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 326 ImplicationChecksByTransitivity, 0.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 357 NumberOfCodeBlocks, 357 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 343 ConstructedInterpolants, 0 QuantifiedInterpolants, 441 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 14 InterpolantComputations, 14 PerfectInterpolantSequences, 56/56 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 0.48ms. Allocated memory is still 113.2MB. Free memory is still 81.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1207.15ms. Allocated memory is still 151.0MB. Free memory was 108.0MB in the beginning and 61.0MB in the end (delta: 47.0MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 88.57ms. Allocated memory is still 151.0MB. Free memory was 61.0MB in the beginning and 58.1MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 57.90ms. Allocated memory is still 151.0MB. Free memory was 58.1MB in the beginning and 56.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 601.67ms. Allocated memory is still 151.0MB. Free memory was 56.0MB in the beginning and 117.3MB in the end (delta: -61.3MB). Peak memory consumption was 22.3MB. Max. memory is 16.1GB. * CodeCheck took 2632.05ms. Allocated memory was 151.0MB in the beginning and 182.5MB in the end (delta: 31.5MB). Free memory was 117.3MB in the beginning and 142.9MB in the end (delta: -25.5MB). Peak memory consumption was 5.7MB. Max. memory is 16.1GB. * Witness Printer took 109.14ms. Allocated memory is still 182.5MB. Free memory was 142.9MB in the beginning and 138.8MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-11-21 22:54:40,032 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a991c7c4-db33-4fa5-b7fc-6983047b5943/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE