./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_postdec_13_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a639e0f-6686-4238-8f45-3e745317abc0/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a639e0f-6686-4238-8f45-3e745317abc0/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_0a639e0f-6686-4238-8f45-3e745317abc0/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a639e0f-6686-4238-8f45-3e745317abc0/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_postdec_13_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a639e0f-6686-4238-8f45-3e745317abc0/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_0a639e0f-6686-4238-8f45-3e745317abc0/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 1ac65dfc4e8a1a0ef9f35bf0dde456407259aa5feb642f8d61e6a0001bc1b75e --- 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 03:43:43,111 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 03:43:43,112 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 03:43:43,129 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 03:43:43,130 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 03:43:43,130 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 03:43:43,132 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 03:43:43,133 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 03:43:43,134 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 03:43:43,135 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 03:43:43,136 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 03:43:43,137 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 03:43:43,137 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 03:43:43,138 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 03:43:43,139 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 03:43:43,140 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 03:43:43,141 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 03:43:43,142 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 03:43:43,143 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 03:43:43,145 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 03:43:43,146 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 03:43:43,147 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 03:43:43,148 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 03:43:43,149 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 03:43:43,152 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 03:43:43,152 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 03:43:43,152 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 03:43:43,153 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 03:43:43,154 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 03:43:43,155 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 03:43:43,155 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 03:43:43,155 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 03:43:43,156 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 03:43:43,157 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 03:43:43,157 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 03:43:43,158 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 03:43:43,158 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 03:43:43,158 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 03:43:43,159 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 03:43:43,159 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 03:43:43,160 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 03:43:43,161 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a639e0f-6686-4238-8f45-3e745317abc0/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-12-15 03:43:43,179 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 03:43:43,179 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 03:43:43,180 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 03:43:43,180 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 03:43:43,181 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 03:43:43,181 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 03:43:43,181 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 03:43:43,181 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-15 03:43:43,181 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-15 03:43:43,182 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 03:43:43,182 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 03:43:43,182 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 03:43:43,182 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 03:43:43,182 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-15 03:43:43,182 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 03:43:43,183 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 03:43:43,183 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 03:43:43,183 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 03:43:43,183 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 03:43:43,183 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 03:43:43,183 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 03:43:43,184 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 03:43:43,184 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 03:43:43,184 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 03:43:43,184 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-15 03:43:43,184 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-15 03:43:43,185 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 03:43:43,185 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_0a639e0f-6686-4238-8f45-3e745317abc0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a639e0f-6686-4238-8f45-3e745317abc0/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1ac65dfc4e8a1a0ef9f35bf0dde456407259aa5feb642f8d61e6a0001bc1b75e [2022-12-15 03:43:43,366 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 03:43:43,385 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 03:43:43,386 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 03:43:43,387 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 03:43:43,388 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 03:43:43,389 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a639e0f-6686-4238-8f45-3e745317abc0/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_postdec_13_good.i [2022-12-15 03:43:46,014 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 03:43:46,262 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 03:43:46,263 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a639e0f-6686-4238-8f45-3e745317abc0/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_postdec_13_good.i [2022-12-15 03:43:46,275 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a639e0f-6686-4238-8f45-3e745317abc0/bin/ukojak-rkRKPMF4O4/data/568f01309/1d4072ed672f4fb1b366f8fde0ea444a/FLAGcc407999c [2022-12-15 03:43:46,285 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a639e0f-6686-4238-8f45-3e745317abc0/bin/ukojak-rkRKPMF4O4/data/568f01309/1d4072ed672f4fb1b366f8fde0ea444a [2022-12-15 03:43:46,287 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 03:43:46,288 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 03:43:46,289 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 03:43:46,289 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 03:43:46,291 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 03:43:46,292 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 03:43:46" (1/1) ... [2022-12-15 03:43:46,292 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46f30c6e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:43:46, skipping insertion in model container [2022-12-15 03:43:46,292 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 03:43:46" (1/1) ... [2022-12-15 03:43:46,298 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 03:43:46,336 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 03:43:46,568 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-15 03:43:46,864 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-15 03:43:46,868 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-15 03:43:46,870 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-15 03:43:46,871 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-15 03:43:46,872 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-15 03:43:46,899 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-15 03:43:46,900 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 03:43:46,907 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 03:43:46,920 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-15 03:43:46,948 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-15 03:43:46,949 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-15 03:43:46,950 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-15 03:43:46,951 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-15 03:43:46,952 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-15 03:43:46,959 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-15 03:43:46,960 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 03:43:47,079 INFO L208 MainTranslator]: Completed translation [2022-12-15 03:43:47,080 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:43:47 WrapperNode [2022-12-15 03:43:47,080 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 03:43:47,080 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 03:43:47,081 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 03:43:47,081 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 03:43:47,086 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:43:47" (1/1) ... [2022-12-15 03:43:47,101 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:43:47" (1/1) ... [2022-12-15 03:43:47,120 INFO L138 Inliner]: procedures = 503, calls = 69, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 125 [2022-12-15 03:43:47,121 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 03:43:47,121 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 03:43:47,121 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 03:43:47,121 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 03:43:47,129 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:43:47" (1/1) ... [2022-12-15 03:43:47,129 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:43:47" (1/1) ... [2022-12-15 03:43:47,133 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:43:47" (1/1) ... [2022-12-15 03:43:47,133 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:43:47" (1/1) ... [2022-12-15 03:43:47,140 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:43:47" (1/1) ... [2022-12-15 03:43:47,142 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:43:47" (1/1) ... [2022-12-15 03:43:47,144 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:43:47" (1/1) ... [2022-12-15 03:43:47,146 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:43:47" (1/1) ... [2022-12-15 03:43:47,149 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 03:43:47,150 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 03:43:47,150 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 03:43:47,150 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 03:43:47,151 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:43:47" (1/1) ... [2022-12-15 03:43:47,157 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 03:43:47,167 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a639e0f-6686-4238-8f45-3e745317abc0/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 03:43:47,178 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a639e0f-6686-4238-8f45-3e745317abc0/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 03:43:47,180 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a639e0f-6686-4238-8f45-3e745317abc0/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 03:43:47,213 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-12-15 03:43:47,214 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-12-15 03:43:47,214 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-12-15 03:43:47,214 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-12-15 03:43:47,214 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-15 03:43:47,214 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 03:43:47,214 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 03:43:47,214 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-12-15 03:43:47,214 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-15 03:43:47,329 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 03:43:47,330 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 03:43:47,540 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 03:43:47,658 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 03:43:47,658 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-15 03:43:47,661 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 03:43:47 BoogieIcfgContainer [2022-12-15 03:43:47,661 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 03:43:47,662 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 03:43:47,662 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 03:43:47,671 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 03:43:47,671 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 03:43:47" (1/1) ... [2022-12-15 03:43:47,680 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-15 03:43:47,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:43:47,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 45 states and 59 transitions. [2022-12-15 03:43:47,729 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 59 transitions. [2022-12-15 03:43:47,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-15 03:43:47,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:43:47,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:43:47,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:43:47,975 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 03:43:48,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:43:48,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 44 states and 58 transitions. [2022-12-15 03:43:48,008 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 58 transitions. [2022-12-15 03:43:48,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-15 03:43:48,009 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:43:48,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:43:48,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:43:48,187 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 03:43:48,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:43:48,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 43 states and 57 transitions. [2022-12-15 03:43:48,261 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 57 transitions. [2022-12-15 03:43:48,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-15 03:43:48,262 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:43:48,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:43:48,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:43:48,319 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 03:43:48,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:43:48,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 42 states and 54 transitions. [2022-12-15 03:43:48,370 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 54 transitions. [2022-12-15 03:43:48,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-15 03:43:48,371 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:43:48,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:43:48,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:43:48,441 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 03:43:48,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:43:48,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 41 states and 53 transitions. [2022-12-15 03:43:48,463 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 53 transitions. [2022-12-15 03:43:48,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-15 03:43:48,464 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:43:48,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:43:48,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:43:48,683 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 03:43:48,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:43:48,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 41 states and 54 transitions. [2022-12-15 03:43:48,771 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 54 transitions. [2022-12-15 03:43:48,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-15 03:43:48,772 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:43:48,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:43:48,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:43:48,823 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 03:43:48,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:43:48,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 42 states and 54 transitions. [2022-12-15 03:43:48,881 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 54 transitions. [2022-12-15 03:43:48,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-15 03:43:48,881 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:43:48,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:43:48,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:43:48,913 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 03:43:49,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:43:49,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 40 states and 51 transitions. [2022-12-15 03:43:49,052 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 51 transitions. [2022-12-15 03:43:49,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-15 03:43:49,052 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:43:49,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:43:49,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:43:49,133 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 03:43:49,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:43:49,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 42 states and 55 transitions. [2022-12-15 03:43:49,186 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 55 transitions. [2022-12-15 03:43:49,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-15 03:43:49,187 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:43:49,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:43:49,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:43:49,276 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 03:43:49,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:43:49,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 45 states and 60 transitions. [2022-12-15 03:43:49,418 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 60 transitions. [2022-12-15 03:43:49,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-15 03:43:49,419 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:43:49,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:43:49,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:43:49,457 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 03:43:49,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:43:49,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 62 transitions. [2022-12-15 03:43:49,478 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 62 transitions. [2022-12-15 03:43:49,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-15 03:43:49,479 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:43:49,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:43:49,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:43:49,517 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 03:43:49,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:43:49,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 48 states and 63 transitions. [2022-12-15 03:43:49,623 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 63 transitions. [2022-12-15 03:43:49,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-15 03:43:49,624 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:43:49,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:43:49,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:43:49,665 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 03:43:49,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:43:49,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 37 states and 45 transitions. [2022-12-15 03:43:49,836 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 45 transitions. [2022-12-15 03:43:49,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-15 03:43:49,836 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:43:49,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:43:49,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:43:49,944 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 03:43:50,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:43:50,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 36 states and 44 transitions. [2022-12-15 03:43:50,200 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 44 transitions. [2022-12-15 03:43:50,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-15 03:43:50,201 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:43:50,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:43:50,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:43:50,332 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 03:43:50,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:43:50,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 35 states and 43 transitions. [2022-12-15 03:43:50,517 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 43 transitions. [2022-12-15 03:43:50,517 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-15 03:43:50,517 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 15 iterations. [2022-12-15 03:43:50,524 INFO L754 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2022-12-15 03:43:50,586 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-12-15 03:43:50,591 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 15.12 03:43:50 ImpRootNode [2022-12-15 03:43:50,591 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-12-15 03:43:50,591 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-15 03:43:50,591 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-15 03:43:50,592 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-15 03:43:50,592 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 03:43:47" (3/4) ... [2022-12-15 03:43:50,594 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-15 03:43:50,598 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-12-15 03:43:50,598 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2022-12-15 03:43:50,601 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 27 nodes and edges [2022-12-15 03:43:50,602 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2022-12-15 03:43:50,602 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-12-15 03:43:50,602 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-15 03:43:50,642 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a639e0f-6686-4238-8f45-3e745317abc0/bin/ukojak-rkRKPMF4O4/witness.graphml [2022-12-15 03:43:50,642 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-15 03:43:50,643 INFO L158 Benchmark]: Toolchain (without parser) took 4354.91ms. Allocated memory was 123.7MB in the beginning and 180.4MB in the end (delta: 56.6MB). Free memory was 89.9MB in the beginning and 74.1MB in the end (delta: 15.8MB). Peak memory consumption was 74.4MB. Max. memory is 16.1GB. [2022-12-15 03:43:50,643 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 123.7MB. Free memory was 98.2MB in the beginning and 98.2MB in the end (delta: 25.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 03:43:50,643 INFO L158 Benchmark]: CACSL2BoogieTranslator took 791.40ms. Allocated memory was 123.7MB in the beginning and 148.9MB in the end (delta: 25.2MB). Free memory was 89.5MB in the beginning and 90.4MB in the end (delta: -952.1kB). Peak memory consumption was 49.9MB. Max. memory is 16.1GB. [2022-12-15 03:43:50,644 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.13ms. Allocated memory is still 148.9MB. Free memory was 90.4MB in the beginning and 87.1MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 03:43:50,644 INFO L158 Benchmark]: Boogie Preprocessor took 28.13ms. Allocated memory is still 148.9MB. Free memory was 87.1MB in the beginning and 85.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 03:43:50,644 INFO L158 Benchmark]: RCFGBuilder took 511.06ms. Allocated memory is still 148.9MB. Free memory was 85.0MB in the beginning and 99.9MB in the end (delta: -14.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-12-15 03:43:50,645 INFO L158 Benchmark]: CodeCheck took 2929.35ms. Allocated memory was 148.9MB in the beginning and 180.4MB in the end (delta: 31.5MB). Free memory was 99.9MB in the beginning and 78.2MB in the end (delta: 21.7MB). Peak memory consumption was 56.2MB. Max. memory is 16.1GB. [2022-12-15 03:43:50,645 INFO L158 Benchmark]: Witness Printer took 50.97ms. Allocated memory is still 180.4MB. Free memory was 78.2MB in the beginning and 74.1MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-15 03:43:50,646 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: 2.8s, OverallIterations: 15, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1352 SdHoareTripleChecker+Valid, 1.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 297 mSDsluCounter, 852 SdHoareTripleChecker+Invalid, 1.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 140 mSDsCounter, 362 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1159 IncrementalHoareTripleChecker+Invalid, 1521 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 362 mSolverCounterUnsat, 712 mSDtfsCounter, 1159 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2138 GetRequests, 2060 SyntacticMatches, 0 SemanticMatches, 78 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2034 ImplicationChecksByTransitivity, 1.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 259 NumberOfCodeBlocks, 259 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 245 ConstructedInterpolants, 0 QuantifiedInterpolants, 499 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 14 InterpolantComputations, 14 PerfectInterpolantSequences, 56/56 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: 1564]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1564]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1586]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1586]: 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: 1628]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1628]: 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: 1646]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 123.7MB. Free memory was 98.2MB in the beginning and 98.2MB in the end (delta: 25.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 791.40ms. Allocated memory was 123.7MB in the beginning and 148.9MB in the end (delta: 25.2MB). Free memory was 89.5MB in the beginning and 90.4MB in the end (delta: -952.1kB). Peak memory consumption was 49.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.13ms. Allocated memory is still 148.9MB. Free memory was 90.4MB in the beginning and 87.1MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 28.13ms. Allocated memory is still 148.9MB. Free memory was 87.1MB in the beginning and 85.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 511.06ms. Allocated memory is still 148.9MB. Free memory was 85.0MB in the beginning and 99.9MB in the end (delta: -14.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 2929.35ms. Allocated memory was 148.9MB in the beginning and 180.4MB in the end (delta: 31.5MB). Free memory was 99.9MB in the beginning and 78.2MB in the end (delta: 21.7MB). Peak memory consumption was 56.2MB. Max. memory is 16.1GB. * Witness Printer took 50.97ms. Allocated memory is still 180.4MB. Free memory was 78.2MB in the beginning and 74.1MB 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! [2022-12-15 03:43:50,661 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a639e0f-6686-4238-8f45-3e745317abc0/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