./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_05_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_4579408e-22bc-4375-975b-5d93457b0e69/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4579408e-22bc-4375-975b-5d93457b0e69/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_4579408e-22bc-4375-975b-5d93457b0e69/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4579408e-22bc-4375-975b-5d93457b0e69/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_05_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4579408e-22bc-4375-975b-5d93457b0e69/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_4579408e-22bc-4375-975b-5d93457b0e69/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 e8ea3e240c069979f271cbe4b72203c39fb86ded5de8c7ccf77fa6960f505a87 --- 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 [2022-12-15 02:52:54,057 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 02:52:54,058 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 02:52:54,070 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 02:52:54,071 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 02:52:54,071 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 02:52:54,072 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 02:52:54,073 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 02:52:54,074 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 02:52:54,075 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 02:52:54,075 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 02:52:54,076 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 02:52:54,076 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 02:52:54,077 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 02:52:54,078 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 02:52:54,078 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 02:52:54,079 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 02:52:54,079 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 02:52:54,080 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 02:52:54,081 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 02:52:54,082 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 02:52:54,084 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 02:52:54,085 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 02:52:54,085 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 02:52:54,089 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 02:52:54,089 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 02:52:54,090 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 02:52:54,090 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 02:52:54,091 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 02:52:54,092 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 02:52:54,093 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 02:52:54,093 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 02:52:54,094 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 02:52:54,095 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 02:52:54,096 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 02:52:54,096 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 02:52:54,097 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 02:52:54,097 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 02:52:54,097 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 02:52:54,097 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 02:52:54,098 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 02:52:54,098 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4579408e-22bc-4375-975b-5d93457b0e69/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-12-15 02:52:54,117 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 02:52:54,118 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 02:52:54,118 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 02:52:54,119 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 02:52:54,119 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 02:52:54,120 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 02:52:54,120 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 02:52:54,120 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-15 02:52:54,120 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-15 02:52:54,120 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 02:52:54,121 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 02:52:54,121 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 02:52:54,121 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 02:52:54,121 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-15 02:52:54,121 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 02:52:54,121 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 02:52:54,122 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 02:52:54,122 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 02:52:54,122 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 02:52:54,122 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 02:52:54,122 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 02:52:54,123 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 02:52:54,123 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 02:52:54,123 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 02:52:54,123 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-15 02:52:54,123 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-15 02:52:54,123 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 02:52:54,124 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_4579408e-22bc-4375-975b-5d93457b0e69/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4579408e-22bc-4375-975b-5d93457b0e69/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e8ea3e240c069979f271cbe4b72203c39fb86ded5de8c7ccf77fa6960f505a87 [2022-12-15 02:52:54,294 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 02:52:54,313 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 02:52:54,316 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 02:52:54,316 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 02:52:54,317 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 02:52:54,318 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4579408e-22bc-4375-975b-5d93457b0e69/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_05_good.i [2022-12-15 02:52:57,034 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 02:52:57,270 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 02:52:57,270 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4579408e-22bc-4375-975b-5d93457b0e69/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_05_good.i [2022-12-15 02:52:57,283 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4579408e-22bc-4375-975b-5d93457b0e69/bin/ukojak-rkRKPMF4O4/data/a6999d928/0a7979151c364349bd97d356e5efee65/FLAG175ba5a56 [2022-12-15 02:52:57,293 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4579408e-22bc-4375-975b-5d93457b0e69/bin/ukojak-rkRKPMF4O4/data/a6999d928/0a7979151c364349bd97d356e5efee65 [2022-12-15 02:52:57,295 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 02:52:57,296 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 02:52:57,297 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 02:52:57,297 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 02:52:57,300 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 02:52:57,301 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 02:52:57" (1/1) ... [2022-12-15 02:52:57,302 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64c3218d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:52:57, skipping insertion in model container [2022-12-15 02:52:57,302 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 02:52:57" (1/1) ... [2022-12-15 02:52:57,309 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 02:52:57,360 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 02:52:57,597 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-15 02:52:57,873 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-15 02:52:57,877 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-15 02:52:57,878 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-15 02:52:57,880 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-15 02:52:57,880 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-15 02:52:57,906 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-15 02:52:57,906 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 02:52:57,914 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 02:52:57,928 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-15 02:52:57,958 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-15 02:52:57,959 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-15 02:52:57,960 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-15 02:52:57,962 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-15 02:52:57,962 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-15 02:52:57,967 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-15 02:52:57,968 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 02:52:58,068 INFO L208 MainTranslator]: Completed translation [2022-12-15 02:52:58,068 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:52:58 WrapperNode [2022-12-15 02:52:58,068 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 02:52:58,069 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 02:52:58,069 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 02:52:58,069 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 02:52:58,074 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:52:58" (1/1) ... [2022-12-15 02:52:58,093 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:52:58" (1/1) ... [2022-12-15 02:52:58,113 INFO L138 Inliner]: procedures = 503, calls = 69, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 79 [2022-12-15 02:52:58,114 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 02:52:58,114 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 02:52:58,115 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 02:52:58,115 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 02:52:58,123 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:52:58" (1/1) ... [2022-12-15 02:52:58,123 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:52:58" (1/1) ... [2022-12-15 02:52:58,126 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:52:58" (1/1) ... [2022-12-15 02:52:58,126 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:52:58" (1/1) ... [2022-12-15 02:52:58,130 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:52:58" (1/1) ... [2022-12-15 02:52:58,132 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:52:58" (1/1) ... [2022-12-15 02:52:58,133 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:52:58" (1/1) ... [2022-12-15 02:52:58,134 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:52:58" (1/1) ... [2022-12-15 02:52:58,135 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 02:52:58,136 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 02:52:58,136 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 02:52:58,136 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 02:52:58,136 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:52:58" (1/1) ... [2022-12-15 02:52:58,141 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 02:52:58,149 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4579408e-22bc-4375-975b-5d93457b0e69/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 02:52:58,159 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4579408e-22bc-4375-975b-5d93457b0e69/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 02:52:58,161 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4579408e-22bc-4375-975b-5d93457b0e69/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 02:52:58,193 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-12-15 02:52:58,193 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-12-15 02:52:58,193 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-12-15 02:52:58,193 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-12-15 02:52:58,193 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-15 02:52:58,193 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 02:52:58,193 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 02:52:58,194 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-12-15 02:52:58,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-15 02:52:58,287 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 02:52:58,289 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 02:52:58,401 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 02:52:58,430 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 02:52:58,430 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-15 02:52:58,432 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 02:52:58 BoogieIcfgContainer [2022-12-15 02:52:58,433 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 02:52:58,433 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 02:52:58,433 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 02:52:58,440 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 02:52:58,440 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 02:52:58" (1/1) ... [2022-12-15 02:52:58,446 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-15 02:52:58,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:52:58,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 45 states and 59 transitions. [2022-12-15 02:52:58,484 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 59 transitions. [2022-12-15 02:52:58,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-15 02:52:58,487 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:52:58,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:52:58,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:52:58,618 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:52:58,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:52:58,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 44 states and 58 transitions. [2022-12-15 02:52:58,647 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 58 transitions. [2022-12-15 02:52:58,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-15 02:52:58,647 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:52:58,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:52:58,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:52:58,732 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:52:58,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:52:58,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 40 states and 52 transitions. [2022-12-15 02:52:58,759 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 52 transitions. [2022-12-15 02:52:58,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-15 02:52:58,760 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:52:58,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:52:58,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:52:58,796 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-15 02:52:58,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:52:58,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 39 states and 49 transitions. [2022-12-15 02:52:58,907 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 49 transitions. [2022-12-15 02:52:58,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-15 02:52:58,907 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:52:58,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:52:58,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:52:58,960 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-15 02:52:58,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:52:58,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 38 states and 48 transitions. [2022-12-15 02:52:58,985 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 48 transitions. [2022-12-15 02:52:58,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-15 02:52:58,985 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:52:58,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:52:58,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:52:59,064 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-15 02:52:59,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:52:59,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 34 states and 42 transitions. [2022-12-15 02:52:59,098 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 42 transitions. [2022-12-15 02:52:59,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-15 02:52:59,099 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:52:59,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:52:59,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:52:59,142 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-15 02:52:59,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:52:59,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 34 states and 41 transitions. [2022-12-15 02:52:59,334 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 41 transitions. [2022-12-15 02:52:59,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-15 02:52:59,335 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:52:59,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:52:59,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:52:59,377 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-15 02:52:59,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:52:59,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 36 states and 45 transitions. [2022-12-15 02:52:59,403 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 45 transitions. [2022-12-15 02:52:59,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-15 02:52:59,404 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:52:59,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:52:59,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:52:59,440 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-15 02:52:59,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:52:59,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 39 states and 50 transitions. [2022-12-15 02:52:59,501 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 50 transitions. [2022-12-15 02:52:59,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-15 02:52:59,502 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:52:59,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:52:59,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:52:59,524 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-12-15 02:52:59,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:52:59,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 31 states and 36 transitions. [2022-12-15 02:52:59,712 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 36 transitions. [2022-12-15 02:52:59,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-15 02:52:59,712 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:52:59,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:52:59,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:52:59,744 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-15 02:52:59,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:52:59,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 31 states and 35 transitions. [2022-12-15 02:52:59,972 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 35 transitions. [2022-12-15 02:52:59,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-15 02:52:59,973 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:52:59,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:52:59,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:53:00,022 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-15 02:53:00,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:53:00,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 30 states and 34 transitions. [2022-12-15 02:53:00,131 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 34 transitions. [2022-12-15 02:53:00,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-15 02:53:00,131 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:53:00,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:53:00,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:53:00,182 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-15 02:53:00,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:53:00,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 29 states and 33 transitions. [2022-12-15 02:53:00,254 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 33 transitions. [2022-12-15 02:53:00,255 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-15 02:53:00,255 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 13 iterations. [2022-12-15 02:53:00,262 INFO L754 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2022-12-15 02:53:00,351 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-12-15 02:53:00,355 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 15.12 02:53:00 ImpRootNode [2022-12-15 02:53:00,355 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-12-15 02:53:00,356 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-15 02:53:00,356 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-15 02:53:00,356 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-15 02:53:00,357 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 02:52:58" (3/4) ... [2022-12-15 02:53:00,360 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-15 02:53:00,365 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-12-15 02:53:00,365 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2022-12-15 02:53:00,369 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 24 nodes and edges [2022-12-15 02:53:00,370 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2022-12-15 02:53:00,370 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-12-15 02:53:00,370 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-15 02:53:00,418 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4579408e-22bc-4375-975b-5d93457b0e69/bin/ukojak-rkRKPMF4O4/witness.graphml [2022-12-15 02:53:00,418 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-15 02:53:00,419 INFO L158 Benchmark]: Toolchain (without parser) took 3122.37ms. Allocated memory was 117.4MB in the beginning and 142.6MB in the end (delta: 25.2MB). Free memory was 81.8MB in the beginning and 106.3MB in the end (delta: -24.5MB). Peak memory consumption was 69.3MB. Max. memory is 16.1GB. [2022-12-15 02:53:00,419 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 117.4MB. Free memory is still 91.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 02:53:00,419 INFO L158 Benchmark]: CACSL2BoogieTranslator took 771.49ms. Allocated memory was 117.4MB in the beginning and 142.6MB in the end (delta: 25.2MB). Free memory was 81.8MB in the beginning and 87.8MB in the end (delta: -6.1MB). Peak memory consumption was 53.9MB. Max. memory is 16.1GB. [2022-12-15 02:53:00,420 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.03ms. Allocated memory is still 142.6MB. Free memory was 87.8MB in the beginning and 84.7MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-15 02:53:00,420 INFO L158 Benchmark]: Boogie Preprocessor took 20.80ms. Allocated memory is still 142.6MB. Free memory was 84.7MB in the beginning and 82.8MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 02:53:00,420 INFO L158 Benchmark]: RCFGBuilder took 296.96ms. Allocated memory is still 142.6MB. Free memory was 82.8MB in the beginning and 66.0MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-12-15 02:53:00,421 INFO L158 Benchmark]: CodeCheck took 1922.34ms. Allocated memory is still 142.6MB. Free memory was 66.0MB in the beginning and 43.0MB in the end (delta: 23.0MB). Peak memory consumption was 23.8MB. Max. memory is 16.1GB. [2022-12-15 02:53:00,421 INFO L158 Benchmark]: Witness Printer took 62.06ms. Allocated memory is still 142.6MB. Free memory was 43.0MB in the beginning and 106.3MB in the end (delta: -63.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 02:53:00,423 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, 45 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 1.8s, OverallIterations: 13, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1124 SdHoareTripleChecker+Valid, 1.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 248 mSDsluCounter, 773 SdHoareTripleChecker+Invalid, 0.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 168 mSDsCounter, 254 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 847 IncrementalHoareTripleChecker+Invalid, 1101 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 254 mSolverCounterUnsat, 605 mSDtfsCounter, 847 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1769 GetRequests, 1699 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1842 ImplicationChecksByTransitivity, 0.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 216 NumberOfCodeBlocks, 216 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 204 ConstructedInterpolants, 0 QuantifiedInterpolants, 389 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 12 InterpolantComputations, 12 PerfectInterpolantSequences, 50/50 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: 1566]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1566]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1587]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1587]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1611]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1611]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1627]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1627]: 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: 1644]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 117.4MB. Free memory is still 91.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 771.49ms. Allocated memory was 117.4MB in the beginning and 142.6MB in the end (delta: 25.2MB). Free memory was 81.8MB in the beginning and 87.8MB in the end (delta: -6.1MB). Peak memory consumption was 53.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.03ms. Allocated memory is still 142.6MB. Free memory was 87.8MB in the beginning and 84.7MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 20.80ms. Allocated memory is still 142.6MB. Free memory was 84.7MB in the beginning and 82.8MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 296.96ms. Allocated memory is still 142.6MB. Free memory was 82.8MB in the beginning and 66.0MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 1922.34ms. Allocated memory is still 142.6MB. Free memory was 66.0MB in the beginning and 43.0MB in the end (delta: 23.0MB). Peak memory consumption was 23.8MB. Max. memory is 16.1GB. * Witness Printer took 62.06ms. Allocated memory is still 142.6MB. Free memory was 43.0MB in the beginning and 106.3MB in the end (delta: -63.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-12-15 02:53:00,439 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4579408e-22bc-4375-975b-5d93457b0e69/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