./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_add_17_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_45b51a25-8d7b-4974-9880-f613e4652c8f/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b51a25-8d7b-4974-9880-f613e4652c8f/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_45b51a25-8d7b-4974-9880-f613e4652c8f/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b51a25-8d7b-4974-9880-f613e4652c8f/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_add_17_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b51a25-8d7b-4974-9880-f613e4652c8f/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_45b51a25-8d7b-4974-9880-f613e4652c8f/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 efe78094e39882e4a91d0b1b52a56436e5af6025b82ed9f96546da2b9ec55051 --- 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 16:58:19,841 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 16:58:19,843 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 16:58:19,866 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 16:58:19,868 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 16:58:19,870 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 16:58:19,871 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 16:58:19,873 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 16:58:19,875 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 16:58:19,876 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 16:58:19,878 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 16:58:19,882 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 16:58:19,882 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 16:58:19,883 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 16:58:19,884 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 16:58:19,885 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 16:58:19,886 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 16:58:19,887 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 16:58:19,889 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 16:58:19,890 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 16:58:19,892 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 16:58:19,895 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 16:58:19,896 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 16:58:19,897 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 16:58:19,900 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 16:58:19,901 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 16:58:19,901 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 16:58:19,902 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 16:58:19,902 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 16:58:19,903 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 16:58:19,904 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 16:58:19,905 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 16:58:19,905 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 16:58:19,906 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 16:58:19,907 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 16:58:19,908 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 16:58:19,908 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 16:58:19,909 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 16:58:19,909 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 16:58:19,910 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 16:58:19,917 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 16:58:19,918 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b51a25-8d7b-4974-9880-f613e4652c8f/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-11-20 16:58:19,964 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 16:58:19,964 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 16:58:19,965 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 16:58:19,965 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 16:58:19,966 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 16:58:19,966 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 16:58:19,967 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 16:58:19,967 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 16:58:19,967 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 16:58:19,967 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 16:58:19,968 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 16:58:19,968 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 16:58:19,968 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 16:58:19,968 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 16:58:19,968 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 16:58:19,969 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 16:58:19,969 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 16:58:19,969 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 16:58:19,969 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 16:58:19,969 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 16:58:19,970 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:58:19,970 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 16:58:19,975 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 16:58:19,976 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 16:58:19,976 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 16:58:19,976 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 16:58:19,976 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 16:58:19,977 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_45b51a25-8d7b-4974-9880-f613e4652c8f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b51a25-8d7b-4974-9880-f613e4652c8f/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> efe78094e39882e4a91d0b1b52a56436e5af6025b82ed9f96546da2b9ec55051 [2022-11-20 16:58:20,283 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 16:58:20,313 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 16:58:20,315 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 16:58:20,317 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 16:58:20,317 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 16:58:20,319 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b51a25-8d7b-4974-9880-f613e4652c8f/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_add_17_good.i [2022-11-20 16:58:23,396 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 16:58:23,732 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 16:58:23,733 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b51a25-8d7b-4974-9880-f613e4652c8f/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_add_17_good.i [2022-11-20 16:58:23,754 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b51a25-8d7b-4974-9880-f613e4652c8f/bin/ukojak-pZX7IvK2PQ/data/21b8dfc2b/7bb77d84657242adbc90ba2e9153b051/FLAGfd6fb090b [2022-11-20 16:58:23,769 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b51a25-8d7b-4974-9880-f613e4652c8f/bin/ukojak-pZX7IvK2PQ/data/21b8dfc2b/7bb77d84657242adbc90ba2e9153b051 [2022-11-20 16:58:23,772 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 16:58:23,774 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 16:58:23,775 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 16:58:23,776 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 16:58:23,779 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 16:58:23,780 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:58:23" (1/1) ... [2022-11-20 16:58:23,781 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47895ea3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:58:23, skipping insertion in model container [2022-11-20 16:58:23,781 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:58:23" (1/1) ... [2022-11-20 16:58:23,789 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 16:58:23,851 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 16:58:24,303 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 16:58:24,938 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:58:24,960 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 16:58:24,995 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 16:58:25,093 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:58:25,252 INFO L208 MainTranslator]: Completed translation [2022-11-20 16:58:25,252 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:58:25 WrapperNode [2022-11-20 16:58:25,252 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 16:58:25,253 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 16:58:25,254 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 16:58:25,254 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 16:58:25,261 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:58:25" (1/1) ... [2022-11-20 16:58:25,298 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:58:25" (1/1) ... [2022-11-20 16:58:25,321 INFO L138 Inliner]: procedures = 501, calls = 59, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 90 [2022-11-20 16:58:25,322 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 16:58:25,323 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 16:58:25,323 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 16:58:25,323 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 16:58:25,332 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:58:25" (1/1) ... [2022-11-20 16:58:25,333 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:58:25" (1/1) ... [2022-11-20 16:58:25,335 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:58:25" (1/1) ... [2022-11-20 16:58:25,336 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:58:25" (1/1) ... [2022-11-20 16:58:25,341 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:58:25" (1/1) ... [2022-11-20 16:58:25,362 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:58:25" (1/1) ... [2022-11-20 16:58:25,363 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:58:25" (1/1) ... [2022-11-20 16:58:25,364 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:58:25" (1/1) ... [2022-11-20 16:58:25,373 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 16:58:25,374 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 16:58:25,375 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 16:58:25,390 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 16:58:25,391 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:58:25" (1/1) ... [2022-11-20 16:58:25,397 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:58:25,409 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b51a25-8d7b-4974-9880-f613e4652c8f/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 16:58:25,421 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b51a25-8d7b-4974-9880-f613e4652c8f/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 16:58:25,424 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b51a25-8d7b-4974-9880-f613e4652c8f/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 16:58:25,461 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-11-20 16:58:25,461 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-11-20 16:58:25,461 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-20 16:58:25,461 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-20 16:58:25,462 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 16:58:25,462 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 16:58:25,462 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 16:58:25,462 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-20 16:58:25,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 16:58:25,610 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 16:58:25,613 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 16:58:25,809 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 16:58:25,900 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 16:58:25,910 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-11-20 16:58:25,913 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:58:25 BoogieIcfgContainer [2022-11-20 16:58:25,913 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 16:58:25,914 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 16:58:25,915 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 16:58:25,925 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 16:58:25,933 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:58:25" (1/1) ... [2022-11-20 16:58:25,943 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 16:58:26,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:58:26,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 44 states and 51 transitions. [2022-11-20 16:58:26,014 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 51 transitions. [2022-11-20 16:58:26,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 16:58:26,019 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:58:26,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:58:26,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:58:26,322 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 16:58:26,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:58:26,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 46 states and 54 transitions. [2022-11-20 16:58:26,428 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 54 transitions. [2022-11-20 16:58:26,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-20 16:58:26,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:58:26,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:58:26,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:58:26,520 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 16:58:26,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:58:26,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 47 states and 55 transitions. [2022-11-20 16:58:26,539 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 55 transitions. [2022-11-20 16:58:26,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-20 16:58:26,540 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:58:26,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:58:26,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:58:26,671 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:58:26,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:58:26,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 43 states and 49 transitions. [2022-11-20 16:58:26,731 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 49 transitions. [2022-11-20 16:58:26,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 16:58:26,733 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:58:26,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:58:26,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:58:26,838 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:58:27,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:58:27,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 45 states and 52 transitions. [2022-11-20 16:58:27,068 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 52 transitions. [2022-11-20 16:58:27,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 16:58:27,069 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:58:27,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:58:27,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:58:27,160 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 16:58:27,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:58:27,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 46 states and 54 transitions. [2022-11-20 16:58:27,289 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 54 transitions. [2022-11-20 16:58:27,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 16:58:27,289 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:58:27,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:58:27,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:58:27,363 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 16:58:27,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:58:27,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 50 states and 60 transitions. [2022-11-20 16:58:27,429 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 60 transitions. [2022-11-20 16:58:27,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 16:58:27,431 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:58:27,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:58:27,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:58:27,527 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 16:58:27,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:58:27,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 51 states and 62 transitions. [2022-11-20 16:58:27,548 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 62 transitions. [2022-11-20 16:58:27,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 16:58:27,549 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:58:27,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:58:27,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:58:27,592 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 16:58:27,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:58:27,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 54 states and 65 transitions. [2022-11-20 16:58:27,758 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 65 transitions. [2022-11-20 16:58:27,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 16:58:27,759 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:58:27,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:58:27,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:58:27,867 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 16:58:27,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:58:27,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 56 states and 68 transitions. [2022-11-20 16:58:27,977 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 68 transitions. [2022-11-20 16:58:27,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-20 16:58:27,979 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:58:27,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:58:28,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:58:28,056 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 16:58:28,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:58:28,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 57 states and 69 transitions. [2022-11-20 16:58:28,082 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 69 transitions. [2022-11-20 16:58:28,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-20 16:58:28,087 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:58:28,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:58:28,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:58:28,206 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-20 16:58:28,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:58:28,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 40 states and 44 transitions. [2022-11-20 16:58:28,395 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 44 transitions. [2022-11-20 16:58:28,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-20 16:58:28,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:58:28,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:58:28,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:58:28,491 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 16:58:28,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:58:28,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 36 states and 38 transitions. [2022-11-20 16:58:28,595 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 38 transitions. [2022-11-20 16:58:28,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-20 16:58:28,600 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:58:28,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:58:28,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:58:28,689 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 16:58:29,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:58:29,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 38 states and 42 transitions. [2022-11-20 16:58:29,008 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 42 transitions. [2022-11-20 16:58:29,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-20 16:58:29,008 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:58:29,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:58:29,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:58:29,043 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 16:58:29,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:58:29,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 39 states and 43 transitions. [2022-11-20 16:58:29,057 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 43 transitions. [2022-11-20 16:58:29,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-11-20 16:58:29,060 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:58:29,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:58:29,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:58:29,198 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-20 16:58:29,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:58:29,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 45 states and 52 transitions. [2022-11-20 16:58:29,472 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 52 transitions. [2022-11-20 16:58:29,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-11-20 16:58:29,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:58:29,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:58:29,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:58:29,521 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-20 16:58:29,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:58:29,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 46 states and 54 transitions. [2022-11-20 16:58:29,539 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 54 transitions. [2022-11-20 16:58:29,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-11-20 16:58:29,539 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:58:29,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:58:29,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:58:29,575 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 16:58:29,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:58:29,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 50 states and 58 transitions. [2022-11-20 16:58:29,841 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 58 transitions. [2022-11-20 16:58:29,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-11-20 16:58:29,841 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:58:29,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:58:29,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:58:29,938 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-20 16:58:30,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:58:30,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 33 states and 34 transitions. [2022-11-20 16:58:30,173 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 34 transitions. [2022-11-20 16:58:30,173 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-20 16:58:30,173 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 19 iterations. [2022-11-20 16:58:30,181 INFO L754 CodeCheckObserver]: All specifications hold 12 specifications checked. All of them hold [2022-11-20 16:58:30,293 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-20 16:58:30,297 INFO L560 CodeCheckObserver]: Invariant with dag size 10 [2022-11-20 16:58:30,303 INFO L560 CodeCheckObserver]: Invariant with dag size 10 [2022-11-20 16:58:30,304 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-20 16:58:30,304 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-20 16:58:30,304 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 04:58:30 ImpRootNode [2022-11-20 16:58:30,304 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-20 16:58:30,305 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 16:58:30,305 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 16:58:30,305 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 16:58:30,306 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:58:25" (3/4) ... [2022-11-20 16:58:30,309 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-20 16:58:30,314 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-11-20 16:58:30,314 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2022-11-20 16:58:30,318 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 25 nodes and edges [2022-11-20 16:58:30,319 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2022-11-20 16:58:30,319 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-11-20 16:58:30,319 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-20 16:58:30,363 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b51a25-8d7b-4974-9880-f613e4652c8f/bin/ukojak-pZX7IvK2PQ/witness.graphml [2022-11-20 16:58:30,364 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 16:58:30,365 INFO L158 Benchmark]: Toolchain (without parser) took 6590.82ms. Allocated memory was 123.7MB in the beginning and 218.1MB in the end (delta: 94.4MB). Free memory was 79.9MB in the beginning and 144.2MB in the end (delta: -64.3MB). Peak memory consumption was 32.1MB. Max. memory is 16.1GB. [2022-11-20 16:58:30,365 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 123.7MB. Free memory is still 77.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:58:30,365 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1477.37ms. Allocated memory is still 123.7MB. Free memory was 79.8MB in the beginning and 60.7MB in the end (delta: 19.1MB). Peak memory consumption was 39.0MB. Max. memory is 16.1GB. [2022-11-20 16:58:30,366 INFO L158 Benchmark]: Boogie Procedure Inliner took 68.53ms. Allocated memory is still 123.7MB. Free memory was 60.7MB in the beginning and 57.6MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 16:58:30,366 INFO L158 Benchmark]: Boogie Preprocessor took 51.02ms. Allocated memory is still 123.7MB. Free memory was 57.6MB in the beginning and 56.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 16:58:30,367 INFO L158 Benchmark]: RCFGBuilder took 539.41ms. Allocated memory is still 123.7MB. Free memory was 56.0MB in the beginning and 90.5MB in the end (delta: -34.5MB). Peak memory consumption was 16.6MB. Max. memory is 16.1GB. [2022-11-20 16:58:30,367 INFO L158 Benchmark]: CodeCheck took 4389.99ms. Allocated memory was 123.7MB in the beginning and 218.1MB in the end (delta: 94.4MB). Free memory was 90.5MB in the beginning and 147.3MB in the end (delta: -56.8MB). Peak memory consumption was 37.3MB. Max. memory is 16.1GB. [2022-11-20 16:58:30,368 INFO L158 Benchmark]: Witness Printer took 59.15ms. Allocated memory is still 218.1MB. Free memory was 147.3MB in the beginning and 144.2MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 16:58:30,370 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 3 procedures, 44 locations, 12 error locations. Started 1 CEGAR loops. OverallTime: 4.2s, OverallIterations: 19, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1041 SdHoareTripleChecker+Valid, 3.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 374 mSDsluCounter, 470 SdHoareTripleChecker+Invalid, 3.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 132 mSDsCounter, 558 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1836 IncrementalHoareTripleChecker+Invalid, 2394 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 558 mSolverCounterUnsat, 338 mSDtfsCounter, 1836 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2546 GetRequests, 2470 SyntacticMatches, 0 SemanticMatches, 76 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1666 ImplicationChecksByTransitivity, 2.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.3s InterpolantComputationTime, 372 NumberOfCodeBlocks, 372 NumberOfCodeBlocksAsserted, 18 NumberOfCheckSat, 354 ConstructedInterpolants, 0 QuantifiedInterpolants, 548 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 18 InterpolantComputations, 14 PerfectInterpolantSequences, 77/81 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 1553]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1553]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1561]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1561]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1557]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1557]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1575]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1575]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1582]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1582]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1579]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1579]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 12 specifications checked. All of them hold - InvariantResult [Line: 1597]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1553]: Loop Invariant Derived loop invariant: (1 <= i && 2147483647 <= data) || i == 0 - InvariantResult [Line: 1575]: Loop Invariant Derived loop invariant: (1 <= h && data == 2) || h == 0 - InvariantResult [Line: 1579]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1557]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 123.7MB. Free memory is still 77.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1477.37ms. Allocated memory is still 123.7MB. Free memory was 79.8MB in the beginning and 60.7MB in the end (delta: 19.1MB). Peak memory consumption was 39.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 68.53ms. Allocated memory is still 123.7MB. Free memory was 60.7MB in the beginning and 57.6MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 51.02ms. Allocated memory is still 123.7MB. Free memory was 57.6MB in the beginning and 56.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 539.41ms. Allocated memory is still 123.7MB. Free memory was 56.0MB in the beginning and 90.5MB in the end (delta: -34.5MB). Peak memory consumption was 16.6MB. Max. memory is 16.1GB. * CodeCheck took 4389.99ms. Allocated memory was 123.7MB in the beginning and 218.1MB in the end (delta: 94.4MB). Free memory was 90.5MB in the beginning and 147.3MB in the end (delta: -56.8MB). Peak memory consumption was 37.3MB. Max. memory is 16.1GB. * Witness Printer took 59.15ms. Allocated memory is still 218.1MB. Free memory was 147.3MB in the beginning and 144.2MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-11-20 16:58:30,393 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b51a25-8d7b-4974-9880-f613e4652c8f/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