./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_sub_08_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_ab28e376-d393-49b2-8abb-464c190a8c1a/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab28e376-d393-49b2-8abb-464c190a8c1a/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_ab28e376-d393-49b2-8abb-464c190a8c1a/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab28e376-d393-49b2-8abb-464c190a8c1a/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_sub_08_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab28e376-d393-49b2-8abb-464c190a8c1a/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_ab28e376-d393-49b2-8abb-464c190a8c1a/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 fc83cc3a8494e0af091735c8106bea1410f38e97d23242a4859bffcacf6cc37f --- 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 23:14:35,055 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 23:14:35,057 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 23:14:35,070 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 23:14:35,070 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 23:14:35,071 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 23:14:35,072 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 23:14:35,073 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 23:14:35,074 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 23:14:35,075 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 23:14:35,075 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 23:14:35,076 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 23:14:35,076 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 23:14:35,077 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 23:14:35,078 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 23:14:35,079 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 23:14:35,079 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 23:14:35,080 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 23:14:35,081 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 23:14:35,082 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 23:14:35,083 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 23:14:35,085 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 23:14:35,087 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 23:14:35,088 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 23:14:35,090 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 23:14:35,091 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 23:14:35,091 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 23:14:35,091 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 23:14:35,092 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 23:14:35,092 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 23:14:35,093 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 23:14:35,093 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 23:14:35,094 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 23:14:35,094 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 23:14:35,095 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 23:14:35,095 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 23:14:35,095 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 23:14:35,096 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 23:14:35,096 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 23:14:35,096 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 23:14:35,097 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 23:14:35,097 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab28e376-d393-49b2-8abb-464c190a8c1a/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-12-14 23:14:35,111 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 23:14:35,111 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 23:14:35,112 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 23:14:35,112 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 23:14:35,112 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 23:14:35,113 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 23:14:35,113 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 23:14:35,113 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 23:14:35,113 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 23:14:35,113 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 23:14:35,113 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 23:14:35,113 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 23:14:35,113 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 23:14:35,113 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 23:14:35,114 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 23:14:35,114 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 23:14:35,114 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 23:14:35,114 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 23:14:35,114 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 23:14:35,114 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 23:14:35,114 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 23:14:35,114 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 23:14:35,115 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 23:14:35,115 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 23:14:35,115 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 23:14:35,115 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 23:14:35,115 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 23:14:35,115 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_ab28e376-d393-49b2-8abb-464c190a8c1a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab28e376-d393-49b2-8abb-464c190a8c1a/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fc83cc3a8494e0af091735c8106bea1410f38e97d23242a4859bffcacf6cc37f [2022-12-14 23:14:35,305 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 23:14:35,323 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 23:14:35,325 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 23:14:35,326 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 23:14:35,326 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 23:14:35,327 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab28e376-d393-49b2-8abb-464c190a8c1a/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_sub_08_good.i [2022-12-14 23:14:37,928 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 23:14:38,230 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 23:14:38,230 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab28e376-d393-49b2-8abb-464c190a8c1a/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_sub_08_good.i [2022-12-14 23:14:38,250 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab28e376-d393-49b2-8abb-464c190a8c1a/bin/ukojak-rkRKPMF4O4/data/29c86065c/cf908e0059394155928503c4ee4951bf/FLAGe72fd7215 [2022-12-14 23:14:38,264 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab28e376-d393-49b2-8abb-464c190a8c1a/bin/ukojak-rkRKPMF4O4/data/29c86065c/cf908e0059394155928503c4ee4951bf [2022-12-14 23:14:38,267 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 23:14:38,268 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 23:14:38,270 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 23:14:38,270 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 23:14:38,273 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 23:14:38,273 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:14:38" (1/1) ... [2022-12-14 23:14:38,274 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38c63ce3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:14:38, skipping insertion in model container [2022-12-14 23:14:38,275 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:14:38" (1/1) ... [2022-12-14 23:14:38,282 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 23:14:38,324 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 23:14:38,583 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-14 23:14:38,913 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 23:14:38,918 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 23:14:38,920 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 23:14:38,922 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 23:14:38,923 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 23:14:38,955 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-14 23:14:38,956 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 23:14:38,965 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 23:14:38,986 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-14 23:14:39,030 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 23:14:39,032 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 23:14:39,033 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 23:14:39,035 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 23:14:39,036 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 23:14:39,044 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-14 23:14:39,045 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 23:14:39,202 INFO L208 MainTranslator]: Completed translation [2022-12-14 23:14:39,203 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:14:39 WrapperNode [2022-12-14 23:14:39,203 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 23:14:39,203 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 23:14:39,204 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 23:14:39,204 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 23:14:39,209 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:14:39" (1/1) ... [2022-12-14 23:14:39,230 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:14:39" (1/1) ... [2022-12-14 23:14:39,253 INFO L138 Inliner]: procedures = 505, calls = 89, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 127 [2022-12-14 23:14:39,253 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 23:14:39,254 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 23:14:39,254 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 23:14:39,254 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 23:14:39,261 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:14:39" (1/1) ... [2022-12-14 23:14:39,262 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:14:39" (1/1) ... [2022-12-14 23:14:39,264 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:14:39" (1/1) ... [2022-12-14 23:14:39,265 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:14:39" (1/1) ... [2022-12-14 23:14:39,270 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:14:39" (1/1) ... [2022-12-14 23:14:39,272 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:14:39" (1/1) ... [2022-12-14 23:14:39,274 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:14:39" (1/1) ... [2022-12-14 23:14:39,276 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:14:39" (1/1) ... [2022-12-14 23:14:39,279 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 23:14:39,280 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 23:14:39,280 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 23:14:39,280 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 23:14:39,281 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:14:39" (1/1) ... [2022-12-14 23:14:39,287 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 23:14:39,298 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab28e376-d393-49b2-8abb-464c190a8c1a/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 23:14:39,308 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab28e376-d393-49b2-8abb-464c190a8c1a/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 23:14:39,310 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab28e376-d393-49b2-8abb-464c190a8c1a/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 23:14:39,336 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-12-14 23:14:39,336 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-12-14 23:14:39,336 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-12-14 23:14:39,336 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-12-14 23:14:39,336 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 23:14:39,336 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 23:14:39,336 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 23:14:39,336 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 23:14:39,337 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 23:14:39,337 INFO L130 BoogieDeclarations]: Found specification of procedure staticReturnsTrue [2022-12-14 23:14:39,337 INFO L138 BoogieDeclarations]: Found implementation of procedure staticReturnsTrue [2022-12-14 23:14:39,337 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 23:14:39,337 INFO L130 BoogieDeclarations]: Found specification of procedure staticReturnsFalse [2022-12-14 23:14:39,337 INFO L138 BoogieDeclarations]: Found implementation of procedure staticReturnsFalse [2022-12-14 23:14:39,337 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-12-14 23:14:39,337 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 23:14:39,337 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 23:14:39,457 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 23:14:39,459 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 23:14:39,650 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 23:14:39,684 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 23:14:39,684 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-14 23:14:39,686 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:14:39 BoogieIcfgContainer [2022-12-14 23:14:39,686 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 23:14:39,687 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 23:14:39,687 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 23:14:39,694 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 23:14:39,694 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:14:39" (1/1) ... [2022-12-14 23:14:39,701 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 23:14:39,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:14:39,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 65 states and 85 transitions. [2022-12-14 23:14:39,741 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 85 transitions. [2022-12-14 23:14:39,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 23:14:39,744 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:14:39,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:14:39,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:14:39,964 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 23:14:40,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:14:40,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 64 states and 84 transitions. [2022-12-14 23:14:40,026 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 84 transitions. [2022-12-14 23:14:40,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 23:14:40,027 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:14:40,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:14:40,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:14:40,294 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 23:14:40,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:14:40,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 63 states and 83 transitions. [2022-12-14 23:14:40,456 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 83 transitions. [2022-12-14 23:14:40,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-14 23:14:40,457 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:14:40,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:14:40,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:14:40,527 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-12-14 23:14:40,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:14:40,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 62 states and 80 transitions. [2022-12-14 23:14:40,656 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 80 transitions. [2022-12-14 23:14:40,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 23:14:40,657 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:14:40,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:14:40,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:14:40,786 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-12-14 23:14:40,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:14:40,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 61 states and 79 transitions. [2022-12-14 23:14:40,841 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 79 transitions. [2022-12-14 23:14:40,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-14 23:14:40,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:14:40,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:14:40,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:14:41,143 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 23:14:41,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:14:41,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 60 states and 78 transitions. [2022-12-14 23:14:41,357 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 78 transitions. [2022-12-14 23:14:41,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-12-14 23:14:41,359 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:14:41,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:14:41,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:14:41,452 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-12-14 23:14:41,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:14:41,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 60 states and 77 transitions. [2022-12-14 23:14:41,584 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 77 transitions. [2022-12-14 23:14:41,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-12-14 23:14:41,585 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:14:41,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:14:41,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:14:41,669 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-12-14 23:14:41,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:14:41,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 64 states and 84 transitions. [2022-12-14 23:14:41,716 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 84 transitions. [2022-12-14 23:14:41,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-12-14 23:14:41,717 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:14:41,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:14:41,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:14:41,794 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-12-14 23:14:41,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:14:41,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 69 states and 92 transitions. [2022-12-14 23:14:41,892 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 92 transitions. [2022-12-14 23:14:41,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-12-14 23:14:41,893 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:14:41,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:14:41,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:14:41,979 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2022-12-14 23:14:42,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:14:42,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 57 states and 72 transitions. [2022-12-14 23:14:42,028 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 72 transitions. [2022-12-14 23:14:42,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-12-14 23:14:42,028 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:14:42,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:14:42,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:14:42,107 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-12-14 23:14:42,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:14:42,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 57 states and 71 transitions. [2022-12-14 23:14:42,277 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 71 transitions. [2022-12-14 23:14:42,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-12-14 23:14:42,277 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:14:42,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:14:42,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:14:42,420 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-12-14 23:14:42,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:14:42,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 56 states and 70 transitions. [2022-12-14 23:14:42,510 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 70 transitions. [2022-12-14 23:14:42,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-12-14 23:14:42,511 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:14:42,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:14:42,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:14:42,626 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-12-14 23:14:42,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:14:42,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 55 states and 69 transitions. [2022-12-14 23:14:42,751 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 69 transitions. [2022-12-14 23:14:42,752 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-14 23:14:42,752 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 13 iterations. [2022-12-14 23:14:42,760 INFO L754 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2022-12-14 23:14:42,859 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-12-14 23:14:42,863 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 14.12 11:14:42 ImpRootNode [2022-12-14 23:14:42,863 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-12-14 23:14:42,864 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-14 23:14:42,864 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-14 23:14:42,864 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-14 23:14:42,865 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:14:39" (3/4) ... [2022-12-14 23:14:42,867 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-14 23:14:42,871 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-12-14 23:14:42,871 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure staticReturnsFalse [2022-12-14 23:14:42,871 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2022-12-14 23:14:42,871 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure staticReturnsTrue [2022-12-14 23:14:42,875 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 30 nodes and edges [2022-12-14 23:14:42,875 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2022-12-14 23:14:42,875 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-12-14 23:14:42,875 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-14 23:14:42,917 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab28e376-d393-49b2-8abb-464c190a8c1a/bin/ukojak-rkRKPMF4O4/witness.graphml [2022-12-14 23:14:42,917 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-14 23:14:42,917 INFO L158 Benchmark]: Toolchain (without parser) took 4648.94ms. Allocated memory was 159.4MB in the beginning and 192.9MB in the end (delta: 33.6MB). Free memory was 121.7MB in the beginning and 78.4MB in the end (delta: 43.3MB). Peak memory consumption was 78.6MB. Max. memory is 16.1GB. [2022-12-14 23:14:42,918 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 113.2MB. Free memory was 89.0MB in the beginning and 88.9MB in the end (delta: 72.6kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 23:14:42,918 INFO L158 Benchmark]: CACSL2BoogieTranslator took 933.31ms. Allocated memory is still 159.4MB. Free memory was 121.4MB in the beginning and 114.3MB in the end (delta: 7.0MB). Peak memory consumption was 64.7MB. Max. memory is 16.1GB. [2022-12-14 23:14:42,918 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.97ms. Allocated memory is still 159.4MB. Free memory was 114.3MB in the beginning and 111.4MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-14 23:14:42,919 INFO L158 Benchmark]: Boogie Preprocessor took 24.80ms. Allocated memory is still 159.4MB. Free memory was 111.4MB in the beginning and 109.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 23:14:42,919 INFO L158 Benchmark]: RCFGBuilder took 406.80ms. Allocated memory is still 159.4MB. Free memory was 109.3MB in the beginning and 89.2MB in the end (delta: 20.1MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-12-14 23:14:42,919 INFO L158 Benchmark]: CodeCheck took 3176.63ms. Allocated memory was 159.4MB in the beginning and 192.9MB in the end (delta: 33.6MB). Free memory was 88.4MB in the beginning and 82.6MB in the end (delta: 5.8MB). Peak memory consumption was 39.1MB. Max. memory is 16.1GB. [2022-12-14 23:14:42,919 INFO L158 Benchmark]: Witness Printer took 52.90ms. Allocated memory is still 192.9MB. Free memory was 82.6MB in the beginning and 78.4MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-14 23:14:42,921 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 5 procedures, 65 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 3.0s, OverallIterations: 13, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1700 SdHoareTripleChecker+Valid, 1.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 236 mSDsluCounter, 1138 SdHoareTripleChecker+Invalid, 1.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 140 mSDsCounter, 380 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1274 IncrementalHoareTripleChecker+Invalid, 1654 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 380 mSolverCounterUnsat, 998 mSDtfsCounter, 1274 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3351 GetRequests, 3281 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 991 ImplicationChecksByTransitivity, 1.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.3s InterpolantComputationTime, 472 NumberOfCodeBlocks, 472 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 460 ConstructedInterpolants, 0 QuantifiedInterpolants, 656 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 12 InterpolantComputations, 7 PerfectInterpolantSequences, 214/220 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: 1572]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1572]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1593]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1593]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1617]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1617]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1633]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1633]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 8 specifications checked. All of them hold - InvariantResult [Line: 1650]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 113.2MB. Free memory was 89.0MB in the beginning and 88.9MB in the end (delta: 72.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 933.31ms. Allocated memory is still 159.4MB. Free memory was 121.4MB in the beginning and 114.3MB in the end (delta: 7.0MB). Peak memory consumption was 64.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.97ms. Allocated memory is still 159.4MB. Free memory was 114.3MB in the beginning and 111.4MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 24.80ms. Allocated memory is still 159.4MB. Free memory was 111.4MB in the beginning and 109.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 406.80ms. Allocated memory is still 159.4MB. Free memory was 109.3MB in the beginning and 89.2MB in the end (delta: 20.1MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 3176.63ms. Allocated memory was 159.4MB in the beginning and 192.9MB in the end (delta: 33.6MB). Free memory was 88.4MB in the beginning and 82.6MB in the end (delta: 5.8MB). Peak memory consumption was 39.1MB. Max. memory is 16.1GB. * Witness Printer took 52.90ms. Allocated memory is still 192.9MB. Free memory was 82.6MB in the beginning and 78.4MB 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! [2022-12-14 23:14:42,935 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab28e376-d393-49b2-8abb-464c190a8c1a/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