./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_add_44_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 2329fc70 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_f7720f70-be0b-4e71-bb01-79fbed57bb6a/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7720f70-be0b-4e71-bb01-79fbed57bb6a/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7720f70-be0b-4e71-bb01-79fbed57bb6a/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7720f70-be0b-4e71-bb01-79fbed57bb6a/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_add_44_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7720f70-be0b-4e71-bb01-79fbed57bb6a/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7720f70-be0b-4e71-bb01-79fbed57bb6a/bin/ukojak-rkRKPMF4O4 --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 7694fa5ed195586a6720ce74137e3c07308b1d3e5dd143fa33b1560151793f50 --- 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-2329fc7 [2022-12-14 23:54:00,860 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 23:54:00,861 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 23:54:00,879 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 23:54:00,880 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 23:54:00,881 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 23:54:00,882 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 23:54:00,883 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 23:54:00,885 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 23:54:00,885 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 23:54:00,886 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 23:54:00,887 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 23:54:00,888 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 23:54:00,889 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 23:54:00,890 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 23:54:00,891 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 23:54:00,891 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 23:54:00,892 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 23:54:00,894 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 23:54:00,895 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 23:54:00,897 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 23:54:00,898 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 23:54:00,899 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 23:54:00,900 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 23:54:00,903 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 23:54:00,903 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 23:54:00,903 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 23:54:00,904 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 23:54:00,905 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 23:54:00,906 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 23:54:00,906 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 23:54:00,907 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 23:54:00,907 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 23:54:00,908 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 23:54:00,909 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 23:54:00,909 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 23:54:00,910 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 23:54:00,910 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 23:54:00,910 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 23:54:00,911 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 23:54:00,911 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 23:54:00,912 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7720f70-be0b-4e71-bb01-79fbed57bb6a/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-12-14 23:54:00,926 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 23:54:00,926 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 23:54:00,926 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 23:54:00,926 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 23:54:00,927 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 23:54:00,927 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 23:54:00,927 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 23:54:00,927 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 23:54:00,927 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 23:54:00,928 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 23:54:00,928 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 23:54:00,928 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 23:54:00,928 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 23:54:00,928 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 23:54:00,928 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 23:54:00,928 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 23:54:00,928 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 23:54:00,929 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 23:54:00,929 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 23:54:00,929 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 23:54:00,929 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 23:54:00,929 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 23:54:00,929 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 23:54:00,929 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 23:54:00,930 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 23:54:00,930 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 23:54:00,930 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 23:54:00,930 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_f7720f70-be0b-4e71-bb01-79fbed57bb6a/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7720f70-be0b-4e71-bb01-79fbed57bb6a/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7694fa5ed195586a6720ce74137e3c07308b1d3e5dd143fa33b1560151793f50 [2022-12-14 23:54:01,130 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 23:54:01,150 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 23:54:01,152 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 23:54:01,153 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 23:54:01,154 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 23:54:01,155 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7720f70-be0b-4e71-bb01-79fbed57bb6a/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_add_44_good.i [2022-12-14 23:54:03,727 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 23:54:03,964 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 23:54:03,965 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7720f70-be0b-4e71-bb01-79fbed57bb6a/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_add_44_good.i [2022-12-14 23:54:03,977 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7720f70-be0b-4e71-bb01-79fbed57bb6a/bin/ukojak-rkRKPMF4O4/data/d736c9d72/55750fa65b3f4d61823f4ce0abd2287e/FLAGf86c2d6a5 [2022-12-14 23:54:04,299 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7720f70-be0b-4e71-bb01-79fbed57bb6a/bin/ukojak-rkRKPMF4O4/data/d736c9d72/55750fa65b3f4d61823f4ce0abd2287e [2022-12-14 23:54:04,301 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 23:54:04,302 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 23:54:04,302 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 23:54:04,303 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 23:54:04,305 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 23:54:04,305 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:54:04" (1/1) ... [2022-12-14 23:54:04,306 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3221de05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:54:04, skipping insertion in model container [2022-12-14 23:54:04,306 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:54:04" (1/1) ... [2022-12-14 23:54:04,311 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 23:54:04,342 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 23:54:04,566 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-14 23:54:04,877 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 23:54:04,881 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 23:54:04,882 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 23:54:04,884 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 23:54:04,884 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 23:54:04,911 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-14 23:54:04,912 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 23:54:04,919 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 23:54:04,932 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-14 23:54:04,962 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 23:54:04,963 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 23:54:04,964 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 23:54:04,966 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 23:54:04,966 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 23:54:04,970 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-14 23:54:04,971 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 23:54:05,079 INFO L208 MainTranslator]: Completed translation [2022-12-14 23:54:05,080 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:54:05 WrapperNode [2022-12-14 23:54:05,080 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 23:54:05,081 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 23:54:05,081 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 23:54:05,081 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 23:54:05,086 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:54:05" (1/1) ... [2022-12-14 23:54:05,100 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:54:05" (1/1) ... [2022-12-14 23:54:05,115 INFO L138 Inliner]: procedures = 504, calls = 68, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 63 [2022-12-14 23:54:05,116 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 23:54:05,116 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 23:54:05,116 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 23:54:05,116 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 23:54:05,123 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:54:05" (1/1) ... [2022-12-14 23:54:05,123 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:54:05" (1/1) ... [2022-12-14 23:54:05,125 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:54:05" (1/1) ... [2022-12-14 23:54:05,125 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:54:05" (1/1) ... [2022-12-14 23:54:05,129 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:54:05" (1/1) ... [2022-12-14 23:54:05,130 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:54:05" (1/1) ... [2022-12-14 23:54:05,131 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:54:05" (1/1) ... [2022-12-14 23:54:05,132 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:54:05" (1/1) ... [2022-12-14 23:54:05,133 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 23:54:05,134 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 23:54:05,134 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 23:54:05,134 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 23:54:05,134 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:54:05" (1/1) ... [2022-12-14 23:54:05,139 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 23:54:05,147 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7720f70-be0b-4e71-bb01-79fbed57bb6a/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 23:54:05,157 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7720f70-be0b-4e71-bb01-79fbed57bb6a/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 23:54:05,159 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7720f70-be0b-4e71-bb01-79fbed57bb6a/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 23:54:05,182 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-12-14 23:54:05,182 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-12-14 23:54:05,182 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-12-14 23:54:05,182 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-12-14 23:54:05,182 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 23:54:05,182 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 23:54:05,182 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 23:54:05,183 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2022-12-14 23:54:05,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2022-12-14 23:54:05,183 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 23:54:05,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 23:54:05,183 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 23:54:05,183 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-12-14 23:54:05,183 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 23:54:05,183 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 23:54:05,290 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 23:54:05,292 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 23:54:05,404 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 23:54:05,429 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 23:54:05,429 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-14 23:54:05,431 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:54:05 BoogieIcfgContainer [2022-12-14 23:54:05,432 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 23:54:05,432 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 23:54:05,432 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 23:54:05,441 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 23:54:05,441 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:54:05" (1/1) ... [2022-12-14 23:54:05,447 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 23:54:05,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:54:05,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 32 states and 37 transitions. [2022-12-14 23:54:05,489 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 37 transitions. [2022-12-14 23:54:05,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-14 23:54:05,493 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:54:05,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:54:05,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:54:05,707 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:54:05,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:54:05,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 35 states and 42 transitions. [2022-12-14 23:54:05,769 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 42 transitions. [2022-12-14 23:54:05,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-14 23:54:05,769 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:54:05,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:54:05,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:54:05,847 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:54:05,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:54:05,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 37 states and 44 transitions. [2022-12-14 23:54:05,875 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 44 transitions. [2022-12-14 23:54:05,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-14 23:54:05,876 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:54:05,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:54:05,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:54:05,938 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:54:05,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:54:05,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 38 states and 45 transitions. [2022-12-14 23:54:05,950 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 45 transitions. [2022-12-14 23:54:05,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-14 23:54:05,950 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:54:05,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:54:05,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:54:06,010 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:54:06,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:54:06,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 39 states and 46 transitions. [2022-12-14 23:54:06,022 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 46 transitions. [2022-12-14 23:54:06,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 23:54:06,024 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:54:06,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:54:06,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:54:06,182 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:54:06,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:54:06,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 38 states and 45 transitions. [2022-12-14 23:54:06,362 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 45 transitions. [2022-12-14 23:54:06,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-14 23:54:06,362 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:54:06,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:54:06,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:54:06,474 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:54:06,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:54:06,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 37 states and 44 transitions. [2022-12-14 23:54:06,536 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 44 transitions. [2022-12-14 23:54:06,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-14 23:54:06,537 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:54:06,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:54:06,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:54:06,667 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:54:07,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:54:07,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 34 states and 40 transitions. [2022-12-14 23:54:07,111 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 40 transitions. [2022-12-14 23:54:07,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-14 23:54:07,112 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:54:07,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:54:07,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:54:07,167 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 23:54:07,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:54:07,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 33 states and 39 transitions. [2022-12-14 23:54:07,308 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 39 transitions. [2022-12-14 23:54:07,308 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-14 23:54:07,309 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 9 iterations. [2022-12-14 23:54:07,317 INFO L754 CodeCheckObserver]: All specifications hold 4 specifications checked. All of them hold [2022-12-14 23:54:07,384 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-12-14 23:54:07,388 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 14.12 11:54:07 ImpRootNode [2022-12-14 23:54:07,389 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-12-14 23:54:07,389 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-14 23:54:07,389 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-14 23:54:07,389 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-14 23:54:07,390 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:54:05" (3/4) ... [2022-12-14 23:54:07,392 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-14 23:54:07,398 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-12-14 23:54:07,398 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2022-12-14 23:54:07,398 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~int~TO~VOID [2022-12-14 23:54:07,401 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 25 nodes and edges [2022-12-14 23:54:07,401 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2022-12-14 23:54:07,402 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-12-14 23:54:07,402 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-14 23:54:07,438 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7720f70-be0b-4e71-bb01-79fbed57bb6a/bin/ukojak-rkRKPMF4O4/witness.graphml [2022-12-14 23:54:07,438 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-14 23:54:07,439 INFO L158 Benchmark]: Toolchain (without parser) took 3137.33ms. Allocated memory was 117.4MB in the beginning and 142.6MB in the end (delta: 25.2MB). Free memory was 79.8MB in the beginning and 101.8MB in the end (delta: -22.0MB). Peak memory consumption was 6.2MB. Max. memory is 16.1GB. [2022-12-14 23:54:07,439 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 117.4MB. Free memory is still 93.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 23:54:07,440 INFO L158 Benchmark]: CACSL2BoogieTranslator took 777.65ms. Allocated memory was 117.4MB in the beginning and 142.6MB in the end (delta: 25.2MB). Free memory was 79.7MB in the beginning and 82.3MB in the end (delta: -2.6MB). Peak memory consumption was 48.3MB. Max. memory is 16.1GB. [2022-12-14 23:54:07,440 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.03ms. Allocated memory is still 142.6MB. Free memory was 82.3MB in the beginning and 79.6MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 23:54:07,441 INFO L158 Benchmark]: Boogie Preprocessor took 17.29ms. Allocated memory is still 142.6MB. Free memory was 79.6MB in the beginning and 78.1MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 23:54:07,441 INFO L158 Benchmark]: RCFGBuilder took 297.95ms. Allocated memory is still 142.6MB. Free memory was 78.1MB in the beginning and 62.0MB in the end (delta: 16.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-12-14 23:54:07,441 INFO L158 Benchmark]: CodeCheck took 1956.35ms. Allocated memory is still 142.6MB. Free memory was 62.0MB in the beginning and 105.0MB in the end (delta: -42.9MB). Peak memory consumption was 27.5MB. Max. memory is 16.1GB. [2022-12-14 23:54:07,442 INFO L158 Benchmark]: Witness Printer took 49.36ms. Allocated memory is still 142.6MB. Free memory was 105.0MB in the beginning and 101.8MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-14 23:54:07,443 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 4 procedures, 32 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 1.9s, OverallIterations: 9, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 288 SdHoareTripleChecker+Valid, 0.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 49 mSDsluCounter, 136 SdHoareTripleChecker+Invalid, 0.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 164 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 441 IncrementalHoareTripleChecker+Invalid, 605 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 164 mSolverCounterUnsat, 136 mSDtfsCounter, 441 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 952 GetRequests, 902 SyntacticMatches, 0 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 502 ImplicationChecksByTransitivity, 0.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 128 NumberOfCodeBlocks, 128 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 120 ConstructedInterpolants, 0 QuantifiedInterpolants, 244 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 11/11 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: 1567]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1567]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1551]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1551]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 4 specifications checked. All of them hold - InvariantResult [Line: 1593]: 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 117.4MB. Free memory is still 93.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 777.65ms. Allocated memory was 117.4MB in the beginning and 142.6MB in the end (delta: 25.2MB). Free memory was 79.7MB in the beginning and 82.3MB in the end (delta: -2.6MB). Peak memory consumption was 48.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 35.03ms. Allocated memory is still 142.6MB. Free memory was 82.3MB in the beginning and 79.6MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 17.29ms. Allocated memory is still 142.6MB. Free memory was 79.6MB in the beginning and 78.1MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 297.95ms. Allocated memory is still 142.6MB. Free memory was 78.1MB in the beginning and 62.0MB in the end (delta: 16.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 1956.35ms. Allocated memory is still 142.6MB. Free memory was 62.0MB in the beginning and 105.0MB in the end (delta: -42.9MB). Peak memory consumption was 27.5MB. Max. memory is 16.1GB. * Witness Printer took 49.36ms. Allocated memory is still 142.6MB. Free memory was 105.0MB in the beginning and 101.8MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-12-14 23:54:07,458 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7720f70-be0b-4e71-bb01-79fbed57bb6a/bin/ukojak-rkRKPMF4O4/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