./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_17_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_f47fb8d4-7ca7-422a-8c91-aa24bda1f681/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f47fb8d4-7ca7-422a-8c91-aa24bda1f681/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_f47fb8d4-7ca7-422a-8c91-aa24bda1f681/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f47fb8d4-7ca7-422a-8c91-aa24bda1f681/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_17_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f47fb8d4-7ca7-422a-8c91-aa24bda1f681/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_f47fb8d4-7ca7-422a-8c91-aa24bda1f681/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 3a0ded48a303ab690dff2e7668bec542c09f225c743d4f877fc37f0bda851a35 --- 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 22:04:59,843 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 22:04:59,845 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 22:04:59,888 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 22:04:59,889 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 22:04:59,893 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 22:04:59,895 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 22:04:59,898 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 22:04:59,900 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 22:04:59,905 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 22:04:59,907 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 22:04:59,909 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 22:04:59,909 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 22:04:59,912 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 22:04:59,914 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 22:04:59,915 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 22:04:59,917 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 22:04:59,918 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 22:04:59,920 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 22:04:59,926 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 22:04:59,928 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 22:04:59,929 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 22:04:59,930 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 22:04:59,931 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 22:04:59,934 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 22:04:59,934 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 22:04:59,935 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 22:04:59,935 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 22:04:59,936 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 22:04:59,937 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 22:04:59,937 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 22:04:59,938 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 22:04:59,939 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 22:04:59,939 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 22:04:59,940 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 22:04:59,940 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 22:04:59,941 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 22:04:59,941 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 22:04:59,941 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 22:04:59,942 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 22:04:59,943 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 22:04:59,944 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f47fb8d4-7ca7-422a-8c91-aa24bda1f681/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-11-21 22:04:59,964 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 22:04:59,964 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 22:04:59,965 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 22:04:59,965 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 22:04:59,966 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 22:04:59,966 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 22:04:59,966 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 22:04:59,966 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 22:04:59,967 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 22:04:59,967 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 22:04:59,967 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 22:04:59,967 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 22:04:59,967 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 22:04:59,968 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 22:04:59,968 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 22:04:59,968 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 22:04:59,968 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 22:04:59,968 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 22:04:59,969 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 22:04:59,969 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 22:04:59,969 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:04:59,969 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 22:04:59,969 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 22:04:59,970 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 22:04:59,970 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 22:04:59,970 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 22:04:59,970 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 22:04:59,970 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_f47fb8d4-7ca7-422a-8c91-aa24bda1f681/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f47fb8d4-7ca7-422a-8c91-aa24bda1f681/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3a0ded48a303ab690dff2e7668bec542c09f225c743d4f877fc37f0bda851a35 [2022-11-21 22:05:00,235 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 22:05:00,257 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 22:05:00,259 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 22:05:00,260 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 22:05:00,261 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 22:05:00,262 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f47fb8d4-7ca7-422a-8c91-aa24bda1f681/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_17_good.i [2022-11-21 22:05:03,383 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 22:05:03,695 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 22:05:03,696 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f47fb8d4-7ca7-422a-8c91-aa24bda1f681/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_17_good.i [2022-11-21 22:05:03,718 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f47fb8d4-7ca7-422a-8c91-aa24bda1f681/bin/ukojak-jW3SillKbg/data/76a79abf8/bfe3828896e94ef98894d5d633c9a90c/FLAGcad92df5c [2022-11-21 22:05:03,735 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f47fb8d4-7ca7-422a-8c91-aa24bda1f681/bin/ukojak-jW3SillKbg/data/76a79abf8/bfe3828896e94ef98894d5d633c9a90c [2022-11-21 22:05:03,738 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 22:05:03,740 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 22:05:03,745 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 22:05:03,745 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 22:05:03,748 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 22:05:03,749 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:05:03" (1/1) ... [2022-11-21 22:05:03,750 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30afaf4a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:05:03, skipping insertion in model container [2022-11-21 22:05:03,750 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:05:03" (1/1) ... [2022-11-21 22:05:03,757 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 22:05:03,825 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 22:05:04,196 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-21 22:05:04,672 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:05:04,682 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 22:05:04,703 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-21 22:05:04,764 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:05:04,966 INFO L208 MainTranslator]: Completed translation [2022-11-21 22:05:04,967 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:05:04 WrapperNode [2022-11-21 22:05:04,967 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 22:05:04,968 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 22:05:04,968 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 22:05:04,968 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 22:05:04,976 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:05:04" (1/1) ... [2022-11-21 22:05:05,017 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:05:04" (1/1) ... [2022-11-21 22:05:05,055 INFO L138 Inliner]: procedures = 501, calls = 59, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 114 [2022-11-21 22:05:05,055 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 22:05:05,056 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 22:05:05,056 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 22:05:05,056 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 22:05:05,066 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:05:04" (1/1) ... [2022-11-21 22:05:05,066 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:05:04" (1/1) ... [2022-11-21 22:05:05,069 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:05:04" (1/1) ... [2022-11-21 22:05:05,069 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:05:04" (1/1) ... [2022-11-21 22:05:05,079 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:05:04" (1/1) ... [2022-11-21 22:05:05,083 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:05:04" (1/1) ... [2022-11-21 22:05:05,085 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:05:04" (1/1) ... [2022-11-21 22:05:05,086 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:05:04" (1/1) ... [2022-11-21 22:05:05,089 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 22:05:05,090 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 22:05:05,090 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 22:05:05,091 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 22:05:05,091 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:05:04" (1/1) ... [2022-11-21 22:05:05,097 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:05:05,109 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f47fb8d4-7ca7-422a-8c91-aa24bda1f681/bin/ukojak-jW3SillKbg/z3 [2022-11-21 22:05:05,121 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f47fb8d4-7ca7-422a-8c91-aa24bda1f681/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 22:05:05,129 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f47fb8d4-7ca7-422a-8c91-aa24bda1f681/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 22:05:05,160 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-11-21 22:05:05,160 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-11-21 22:05:05,160 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-21 22:05:05,162 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-21 22:05:05,162 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 22:05:05,162 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 22:05:05,162 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 22:05:05,162 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-21 22:05:05,163 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 22:05:05,301 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 22:05:05,303 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 22:05:05,620 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 22:05:05,744 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 22:05:05,745 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-11-21 22:05:05,753 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:05:05 BoogieIcfgContainer [2022-11-21 22:05:05,753 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 22:05:05,755 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 22:05:05,755 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 22:05:05,765 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 22:05:05,766 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:05:05" (1/1) ... [2022-11-21 22:05:05,780 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 22:05:05,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:05:05,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 44 states and 51 transitions. [2022-11-21 22:05:05,838 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 51 transitions. [2022-11-21 22:05:05,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-21 22:05:05,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:05:05,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:05:06,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:05:06,415 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 22:05:06,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:05:06,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 46 states and 54 transitions. [2022-11-21 22:05:06,480 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 54 transitions. [2022-11-21 22:05:06,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-21 22:05:06,481 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:05:06,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:05:06,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:05:06,647 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 22:05:06,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:05:06,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 47 states and 55 transitions. [2022-11-21 22:05:06,673 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 55 transitions. [2022-11-21 22:05:06,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-21 22:05:06,673 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:05:06,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:05:06,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:05:06,884 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:05:06,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:05:06,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 43 states and 49 transitions. [2022-11-21 22:05:06,959 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 49 transitions. [2022-11-21 22:05:06,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-21 22:05:06,960 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:05:06,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:05:06,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:05:07,059 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-21 22:05:07,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:05:07,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 44 states and 51 transitions. [2022-11-21 22:05:07,096 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 51 transitions. [2022-11-21 22:05:07,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-21 22:05:07,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:05:07,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:05:07,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:05:07,251 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-21 22:05:07,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:05:07,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 43 states and 50 transitions. [2022-11-21 22:05:07,289 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 50 transitions. [2022-11-21 22:05:07,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-21 22:05:07,289 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:05:07,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:05:07,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:05:07,408 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:05:07,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:05:07,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 47 states and 56 transitions. [2022-11-21 22:05:07,814 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 56 transitions. [2022-11-21 22:05:07,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-21 22:05:07,815 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:05:07,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:05:07,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:05:07,902 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-21 22:05:08,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:05:08,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 51 states and 63 transitions. [2022-11-21 22:05:08,011 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 63 transitions. [2022-11-21 22:05:08,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-21 22:05:08,013 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:05:08,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:05:08,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:05:08,068 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-21 22:05:08,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:05:08,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 52 states and 64 transitions. [2022-11-21 22:05:08,085 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 64 transitions. [2022-11-21 22:05:08,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-21 22:05:08,086 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:05:08,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:05:08,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:05:08,205 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-21 22:05:08,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:05:08,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 55 states and 68 transitions. [2022-11-21 22:05:08,466 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 68 transitions. [2022-11-21 22:05:08,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-21 22:05:08,466 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:05:08,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:05:08,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:05:08,603 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-21 22:05:08,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:05:08,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 57 states and 71 transitions. [2022-11-21 22:05:08,686 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 71 transitions. [2022-11-21 22:05:08,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-21 22:05:08,689 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:05:08,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:05:08,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:05:08,753 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-21 22:05:08,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:05:08,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 58 states and 72 transitions. [2022-11-21 22:05:08,776 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 72 transitions. [2022-11-21 22:05:08,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-21 22:05:08,779 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:05:08,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:05:08,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:05:08,881 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-21 22:05:08,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:05:08,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 43 states and 49 transitions. [2022-11-21 22:05:08,990 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 49 transitions. [2022-11-21 22:05:08,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-21 22:05:08,995 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:05:08,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:05:09,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:05:09,126 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-21 22:05:09,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:05:09,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 39 states and 43 transitions. [2022-11-21 22:05:09,269 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 43 transitions. [2022-11-21 22:05:09,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-21 22:05:09,270 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:05:09,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:05:09,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:05:09,409 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-21 22:05:09,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:05:09,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 41 states and 47 transitions. [2022-11-21 22:05:09,829 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 47 transitions. [2022-11-21 22:05:09,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-21 22:05:09,829 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:05:09,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:05:09,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:05:09,897 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-21 22:05:09,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:05:09,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 42 states and 48 transitions. [2022-11-21 22:05:09,910 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 48 transitions. [2022-11-21 22:05:09,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-11-21 22:05:09,910 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:05:09,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:05:09,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:05:10,063 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-21 22:05:10,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:05:10,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 48 states and 57 transitions. [2022-11-21 22:05:10,537 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 57 transitions. [2022-11-21 22:05:10,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-11-21 22:05:10,537 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:05:10,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:05:10,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:05:10,631 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-21 22:05:10,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:05:10,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 49 states and 59 transitions. [2022-11-21 22:05:10,660 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 59 transitions. [2022-11-21 22:05:10,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-11-21 22:05:10,661 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:05:10,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:05:10,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:05:10,801 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-21 22:05:11,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:05:11,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 50 states and 60 transitions. [2022-11-21 22:05:11,072 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 60 transitions. [2022-11-21 22:05:11,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-11-21 22:05:11,073 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:05:11,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:05:11,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:05:11,151 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-21 22:05:11,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:05:11,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 37 states and 41 transitions. [2022-11-21 22:05:11,370 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 41 transitions. [2022-11-21 22:05:11,370 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-21 22:05:11,370 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 20 iterations. [2022-11-21 22:05:11,379 INFO L754 CodeCheckObserver]: All specifications hold 12 specifications checked. All of them hold [2022-11-21 22:05:11,479 INFO L560 CodeCheckObserver]: Invariant with dag size 11 [2022-11-21 22:05:11,489 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-21 22:05:11,490 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-21 22:05:11,490 INFO L560 CodeCheckObserver]: Invariant with dag size 10 [2022-11-21 22:05:11,491 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-21 22:05:11,491 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 10:05:11 ImpRootNode [2022-11-21 22:05:11,491 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-21 22:05:11,492 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-21 22:05:11,492 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-21 22:05:11,493 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-21 22:05:11,493 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:05:05" (3/4) ... [2022-11-21 22:05:11,499 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-21 22:05:11,506 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-11-21 22:05:11,506 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2022-11-21 22:05:11,513 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2022-11-21 22:05:11,513 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2022-11-21 22:05:11,514 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-11-21 22:05:11,514 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-21 22:05:11,584 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f47fb8d4-7ca7-422a-8c91-aa24bda1f681/bin/ukojak-jW3SillKbg/witness.graphml [2022-11-21 22:05:11,584 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-21 22:05:11,585 INFO L158 Benchmark]: Toolchain (without parser) took 7845.33ms. Allocated memory was 165.7MB in the beginning and 270.5MB in the end (delta: 104.9MB). Free memory was 115.5MB in the beginning and 175.3MB in the end (delta: -59.8MB). Peak memory consumption was 47.6MB. Max. memory is 16.1GB. [2022-11-21 22:05:11,585 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 165.7MB. Free memory is still 109.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:05:11,586 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1222.65ms. Allocated memory was 165.7MB in the beginning and 216.0MB in the end (delta: 50.3MB). Free memory was 115.0MB in the beginning and 178.9MB in the end (delta: -63.9MB). Peak memory consumption was 77.4MB. Max. memory is 16.1GB. [2022-11-21 22:05:11,586 INFO L158 Benchmark]: Boogie Procedure Inliner took 87.32ms. Allocated memory is still 216.0MB. Free memory was 178.9MB in the beginning and 175.0MB in the end (delta: 3.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-21 22:05:11,586 INFO L158 Benchmark]: Boogie Preprocessor took 33.81ms. Allocated memory is still 216.0MB. Free memory was 175.0MB in the beginning and 173.9MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:05:11,588 INFO L158 Benchmark]: RCFGBuilder took 663.15ms. Allocated memory is still 216.0MB. Free memory was 172.9MB in the beginning and 151.9MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-11-21 22:05:11,589 INFO L158 Benchmark]: CodeCheck took 5736.46ms. Allocated memory was 216.0MB in the beginning and 270.5MB in the end (delta: 54.5MB). Free memory was 150.8MB in the beginning and 179.4MB in the end (delta: -28.5MB). Peak memory consumption was 26.9MB. Max. memory is 16.1GB. [2022-11-21 22:05:11,589 INFO L158 Benchmark]: Witness Printer took 92.75ms. Allocated memory is still 270.5MB. Free memory was 179.4MB in the beginning and 175.3MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-21 22:05:11,591 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 3 procedures, 44 locations, 12 error locations. Started 1 CEGAR loops. OverallTime: 5.6s, OverallIterations: 20, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1147 SdHoareTripleChecker+Valid, 3.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 372 mSDsluCounter, 361 SdHoareTripleChecker+Invalid, 3.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 38 mSDsCounter, 631 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2138 IncrementalHoareTripleChecker+Invalid, 2769 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 631 mSolverCounterUnsat, 323 mSDtfsCounter, 2138 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2583 GetRequests, 2495 SyntacticMatches, 0 SemanticMatches, 88 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2346 ImplicationChecksByTransitivity, 2.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 2.1s InterpolantComputationTime, 380 NumberOfCodeBlocks, 380 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 361 ConstructedInterpolants, 0 QuantifiedInterpolants, 559 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 19 InterpolantComputations, 14 PerfectInterpolantSequences, 66/71 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 1553]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1553]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1561]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1561]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1557]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1557]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1576]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1576]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1583]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1583]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1580]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1580]: 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: 1553]: Loop Invariant Derived loop invariant: (1 <= i && 0 <= data + 2147483648) || i == 0 - InvariantResult [Line: 1580]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1599]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1576]: Loop Invariant Derived loop invariant: (1 <= h && data == 2) || h == 0 - 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 165.7MB. Free memory is still 109.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1222.65ms. Allocated memory was 165.7MB in the beginning and 216.0MB in the end (delta: 50.3MB). Free memory was 115.0MB in the beginning and 178.9MB in the end (delta: -63.9MB). Peak memory consumption was 77.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 87.32ms. Allocated memory is still 216.0MB. Free memory was 178.9MB in the beginning and 175.0MB in the end (delta: 3.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 33.81ms. Allocated memory is still 216.0MB. Free memory was 175.0MB in the beginning and 173.9MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 663.15ms. Allocated memory is still 216.0MB. Free memory was 172.9MB in the beginning and 151.9MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 5736.46ms. Allocated memory was 216.0MB in the beginning and 270.5MB in the end (delta: 54.5MB). Free memory was 150.8MB in the beginning and 179.4MB in the end (delta: -28.5MB). Peak memory consumption was 26.9MB. Max. memory is 16.1GB. * Witness Printer took 92.75ms. Allocated memory is still 270.5MB. Free memory was 179.4MB in the beginning and 175.3MB 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 22:05:11,620 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f47fb8d4-7ca7-422a-8c91-aa24bda1f681/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