./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_10_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b 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_390908ba-11a5-416c-a9cb-ab08550cdb2f/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_390908ba-11a5-416c-a9cb-ab08550cdb2f/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_390908ba-11a5-416c-a9cb-ab08550cdb2f/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_390908ba-11a5-416c-a9cb-ab08550cdb2f/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_10_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_390908ba-11a5-416c-a9cb-ab08550cdb2f/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_390908ba-11a5-416c-a9cb-ab08550cdb2f/bin/ukojak-pZX7IvK2PQ --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 f922c0ca82af5c09b4f6926c0c89d61da78cc791a9bcad89fb140c15b0c6c3cb --- 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-6b4ec56 [2022-11-20 18:19:46,013 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 18:19:46,016 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 18:19:46,058 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 18:19:46,059 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 18:19:46,063 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 18:19:46,065 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 18:19:46,068 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 18:19:46,070 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 18:19:46,075 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 18:19:46,078 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 18:19:46,080 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 18:19:46,081 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 18:19:46,084 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 18:19:46,086 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 18:19:46,088 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 18:19:46,090 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 18:19:46,091 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 18:19:46,093 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 18:19:46,100 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 18:19:46,101 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 18:19:46,104 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 18:19:46,106 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 18:19:46,107 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 18:19:46,117 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 18:19:46,118 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 18:19:46,118 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 18:19:46,120 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 18:19:46,121 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 18:19:46,122 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 18:19:46,122 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 18:19:46,124 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 18:19:46,126 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 18:19:46,127 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 18:19:46,128 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 18:19:46,129 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 18:19:46,129 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 18:19:46,130 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 18:19:46,130 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 18:19:46,131 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 18:19:46,132 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 18:19:46,145 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_390908ba-11a5-416c-a9cb-ab08550cdb2f/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-11-20 18:19:46,198 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 18:19:46,199 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 18:19:46,200 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 18:19:46,200 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 18:19:46,201 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 18:19:46,201 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 18:19:46,202 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 18:19:46,202 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 18:19:46,202 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 18:19:46,202 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 18:19:46,203 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 18:19:46,204 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 18:19:46,204 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 18:19:46,204 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 18:19:46,204 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 18:19:46,204 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 18:19:46,205 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 18:19:46,205 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 18:19:46,205 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 18:19:46,205 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 18:19:46,205 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:19:46,206 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 18:19:46,206 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 18:19:46,206 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 18:19:46,206 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 18:19:46,207 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 18:19:46,207 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 18:19:46,207 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_390908ba-11a5-416c-a9cb-ab08550cdb2f/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_390908ba-11a5-416c-a9cb-ab08550cdb2f/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f922c0ca82af5c09b4f6926c0c89d61da78cc791a9bcad89fb140c15b0c6c3cb [2022-11-20 18:19:46,538 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 18:19:46,579 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 18:19:46,582 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 18:19:46,584 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 18:19:46,584 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 18:19:46,586 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_390908ba-11a5-416c-a9cb-ab08550cdb2f/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_10_good.i [2022-11-20 18:19:49,636 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 18:19:50,073 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 18:19:50,074 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_390908ba-11a5-416c-a9cb-ab08550cdb2f/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_10_good.i [2022-11-20 18:19:50,111 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_390908ba-11a5-416c-a9cb-ab08550cdb2f/bin/ukojak-pZX7IvK2PQ/data/3aa9b1858/ea2187cff5d14684a9ab116513f9ad3f/FLAGcec2e046a [2022-11-20 18:19:50,130 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_390908ba-11a5-416c-a9cb-ab08550cdb2f/bin/ukojak-pZX7IvK2PQ/data/3aa9b1858/ea2187cff5d14684a9ab116513f9ad3f [2022-11-20 18:19:50,133 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 18:19:50,135 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 18:19:50,138 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 18:19:50,138 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 18:19:50,142 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 18:19:50,143 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:19:50" (1/1) ... [2022-11-20 18:19:50,144 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@726c6625 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:19:50, skipping insertion in model container [2022-11-20 18:19:50,144 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:19:50" (1/1) ... [2022-11-20 18:19:50,152 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 18:19:50,219 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 18:19:50,610 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 18:19:51,159 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:19:51,178 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 18:19:51,211 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 18:19:51,313 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:19:51,425 INFO L208 MainTranslator]: Completed translation [2022-11-20 18:19:51,425 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:19:51 WrapperNode [2022-11-20 18:19:51,426 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 18:19:51,427 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 18:19:51,427 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 18:19:51,427 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 18:19:51,435 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:19:51" (1/1) ... [2022-11-20 18:19:51,475 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:19:51" (1/1) ... [2022-11-20 18:19:51,547 INFO L138 Inliner]: procedures = 503, calls = 83, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 105 [2022-11-20 18:19:51,550 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 18:19:51,551 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 18:19:51,551 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 18:19:51,551 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 18:19:51,573 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:19:51" (1/1) ... [2022-11-20 18:19:51,573 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:19:51" (1/1) ... [2022-11-20 18:19:51,581 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:19:51" (1/1) ... [2022-11-20 18:19:51,581 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:19:51" (1/1) ... [2022-11-20 18:19:51,587 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:19:51" (1/1) ... [2022-11-20 18:19:51,595 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:19:51" (1/1) ... [2022-11-20 18:19:51,597 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:19:51" (1/1) ... [2022-11-20 18:19:51,599 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:19:51" (1/1) ... [2022-11-20 18:19:51,602 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 18:19:51,617 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 18:19:51,617 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 18:19:51,617 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 18:19:51,618 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:19:51" (1/1) ... [2022-11-20 18:19:51,625 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:19:51,641 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_390908ba-11a5-416c-a9cb-ab08550cdb2f/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 18:19:51,654 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_390908ba-11a5-416c-a9cb-ab08550cdb2f/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 18:19:51,657 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_390908ba-11a5-416c-a9cb-ab08550cdb2f/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 18:19:51,699 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-11-20 18:19:51,699 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-11-20 18:19:51,699 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-20 18:19:51,699 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-20 18:19:51,699 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 18:19:51,700 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 18:19:51,700 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 18:19:51,700 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 18:19:51,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 18:19:51,700 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 18:19:51,700 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-20 18:19:51,701 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 18:19:51,701 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 18:19:51,853 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 18:19:51,856 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 18:19:52,133 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 18:19:52,202 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 18:19:52,203 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 18:19:52,205 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:19:52 BoogieIcfgContainer [2022-11-20 18:19:52,206 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 18:19:52,207 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 18:19:52,207 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 18:19:52,218 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 18:19:52,218 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:19:52" (1/1) ... [2022-11-20 18:19:52,228 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 18:19:52,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:19:52,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 49 states and 67 transitions. [2022-11-20 18:19:52,291 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 67 transitions. [2022-11-20 18:19:52,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 18:19:52,295 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:19:52,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:19:52,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:19:52,710 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:19:52,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:19:52,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 48 states and 66 transitions. [2022-11-20 18:19:52,820 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 66 transitions. [2022-11-20 18:19:52,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-20 18:19:52,821 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:19:52,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:19:52,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:19:53,012 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:19:53,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:19:53,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 47 states and 65 transitions. [2022-11-20 18:19:53,182 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 65 transitions. [2022-11-20 18:19:53,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 18:19:53,183 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:19:53,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:19:53,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:19:53,409 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:19:53,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:19:53,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 46 states and 64 transitions. [2022-11-20 18:19:53,526 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 64 transitions. [2022-11-20 18:19:53,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-20 18:19:53,527 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:19:53,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:19:53,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:19:53,788 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:19:54,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:19:54,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 45 states and 63 transitions. [2022-11-20 18:19:54,071 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 63 transitions. [2022-11-20 18:19:54,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 18:19:54,072 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:19:54,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:19:54,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:19:54,179 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:19:54,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:19:54,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 47 states and 68 transitions. [2022-11-20 18:19:54,408 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 68 transitions. [2022-11-20 18:19:54,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 18:19:54,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:19:54,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:19:54,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:19:54,517 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 18:19:54,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:19:54,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 46 states and 64 transitions. [2022-11-20 18:19:54,699 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 64 transitions. [2022-11-20 18:19:54,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 18:19:54,700 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:19:54,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:19:54,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:19:54,776 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:19:54,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:19:54,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 49 states and 69 transitions. [2022-11-20 18:19:54,837 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 69 transitions. [2022-11-20 18:19:54,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 18:19:54,838 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:19:54,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:19:54,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:19:54,946 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:19:55,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:19:55,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 53 states and 75 transitions. [2022-11-20 18:19:55,089 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 75 transitions. [2022-11-20 18:19:55,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-20 18:19:55,090 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:19:55,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:19:55,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:19:55,142 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 18:19:55,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:19:55,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 58 states and 86 transitions. [2022-11-20 18:19:55,507 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 86 transitions. [2022-11-20 18:19:55,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 18:19:55,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:19:55,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:19:55,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:19:55,583 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:19:56,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:19:56,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 61 states and 91 transitions. [2022-11-20 18:19:56,163 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 91 transitions. [2022-11-20 18:19:56,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 18:19:56,164 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:19:56,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:19:56,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:19:56,230 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 18:19:56,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:19:56,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 61 states and 90 transitions. [2022-11-20 18:19:56,460 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 90 transitions. [2022-11-20 18:19:56,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-20 18:19:56,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:19:56,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:19:56,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:19:56,510 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 18:19:56,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:19:56,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 63 states and 95 transitions. [2022-11-20 18:19:56,757 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 95 transitions. [2022-11-20 18:19:56,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-20 18:19:56,758 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:19:56,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:19:56,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:19:56,797 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 18:19:57,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:19:57,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 65 states and 98 transitions. [2022-11-20 18:19:57,127 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 98 transitions. [2022-11-20 18:19:57,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-20 18:19:57,128 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:19:57,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:19:57,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:19:57,181 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 18:19:57,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:19:57,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 65 states and 97 transitions. [2022-11-20 18:19:57,417 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 97 transitions. [2022-11-20 18:19:57,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-20 18:19:57,418 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:19:57,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:19:57,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:19:57,462 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 18:19:57,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:19:57,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 63 states and 91 transitions. [2022-11-20 18:19:57,881 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 91 transitions. [2022-11-20 18:19:57,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-20 18:19:57,883 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:19:57,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:19:57,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:19:58,000 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:19:58,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:19:58,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 62 states and 90 transitions. [2022-11-20 18:19:58,088 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 90 transitions. [2022-11-20 18:19:58,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-20 18:19:58,089 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:19:58,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:19:58,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:19:58,137 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 18:19:58,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:19:58,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 65 states and 94 transitions. [2022-11-20 18:19:58,608 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 94 transitions. [2022-11-20 18:19:58,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-20 18:19:58,608 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:19:58,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:19:58,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:19:58,646 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 18:19:59,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:19:59,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 43 states and 55 transitions. [2022-11-20 18:19:59,105 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 55 transitions. [2022-11-20 18:19:59,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-20 18:19:59,105 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:19:59,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:19:59,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:19:59,241 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:19:59,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:19:59,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 43 states and 55 transitions. [2022-11-20 18:19:59,689 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 55 transitions. [2022-11-20 18:19:59,689 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-20 18:19:59,690 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 20 iterations. [2022-11-20 18:19:59,698 INFO L754 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2022-11-20 18:19:59,963 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-20 18:19:59,978 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 06:19:59 ImpRootNode [2022-11-20 18:19:59,978 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-20 18:19:59,979 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 18:19:59,979 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 18:19:59,979 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 18:19:59,979 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:19:52" (3/4) ... [2022-11-20 18:19:59,983 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-20 18:19:59,989 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-11-20 18:19:59,989 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2022-11-20 18:19:59,994 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 28 nodes and edges [2022-11-20 18:19:59,994 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2022-11-20 18:19:59,995 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-11-20 18:19:59,995 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-20 18:20:00,053 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_390908ba-11a5-416c-a9cb-ab08550cdb2f/bin/ukojak-pZX7IvK2PQ/witness.graphml [2022-11-20 18:20:00,061 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 18:20:00,066 INFO L158 Benchmark]: Toolchain (without parser) took 9927.53ms. Allocated memory was 169.9MB in the beginning and 205.5MB in the end (delta: 35.7MB). Free memory was 139.4MB in the beginning and 154.1MB in the end (delta: -14.7MB). Peak memory consumption was 21.4MB. Max. memory is 16.1GB. [2022-11-20 18:20:00,068 INFO L158 Benchmark]: CDTParser took 0.63ms. Allocated memory is still 134.2MB. Free memory was 108.8MB in the beginning and 108.7MB in the end (delta: 78.8kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 18:20:00,069 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1288.25ms. Allocated memory is still 169.9MB. Free memory was 139.4MB in the beginning and 80.2MB in the end (delta: 59.3MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2022-11-20 18:20:00,070 INFO L158 Benchmark]: Boogie Procedure Inliner took 123.47ms. Allocated memory is still 169.9MB. Free memory was 80.2MB in the beginning and 137.0MB in the end (delta: -56.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-20 18:20:00,070 INFO L158 Benchmark]: Boogie Preprocessor took 51.06ms. Allocated memory is still 169.9MB. Free memory was 137.0MB in the beginning and 135.2MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 18:20:00,071 INFO L158 Benchmark]: RCFGBuilder took 588.98ms. Allocated memory is still 169.9MB. Free memory was 135.2MB in the beginning and 114.2MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-11-20 18:20:00,072 INFO L158 Benchmark]: CodeCheck took 7771.52ms. Allocated memory was 169.9MB in the beginning and 205.5MB in the end (delta: 35.7MB). Free memory was 114.2MB in the beginning and 157.2MB in the end (delta: -43.1MB). Peak memory consumption was 100.6MB. Max. memory is 16.1GB. [2022-11-20 18:20:00,072 INFO L158 Benchmark]: Witness Printer took 83.59ms. Allocated memory is still 205.5MB. Free memory was 157.2MB in the beginning and 154.1MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 18:20:00,074 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, 49 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 7.5s, OverallIterations: 20, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2182 SdHoareTripleChecker+Valid, 5.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 692 mSDsluCounter, 1358 SdHoareTripleChecker+Invalid, 4.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 462 mSDsCounter, 729 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3344 IncrementalHoareTripleChecker+Invalid, 4073 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 729 mSolverCounterUnsat, 896 mSDtfsCounter, 3344 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3486 GetRequests, 3362 SyntacticMatches, 0 SemanticMatches, 124 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4716 ImplicationChecksByTransitivity, 4.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.6s InterpolantComputationTime, 343 NumberOfCodeBlocks, 343 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 324 ConstructedInterpolants, 0 QuantifiedInterpolants, 673 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 19 InterpolantComputations, 19 PerfectInterpolantSequences, 26/26 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: 1590]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1590]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1616]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1616]: 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 0.63ms. Allocated memory is still 134.2MB. Free memory was 108.8MB in the beginning and 108.7MB in the end (delta: 78.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1288.25ms. Allocated memory is still 169.9MB. Free memory was 139.4MB in the beginning and 80.2MB in the end (delta: 59.3MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 123.47ms. Allocated memory is still 169.9MB. Free memory was 80.2MB in the beginning and 137.0MB in the end (delta: -56.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 51.06ms. Allocated memory is still 169.9MB. Free memory was 137.0MB in the beginning and 135.2MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 588.98ms. Allocated memory is still 169.9MB. Free memory was 135.2MB in the beginning and 114.2MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 7771.52ms. Allocated memory was 169.9MB in the beginning and 205.5MB in the end (delta: 35.7MB). Free memory was 114.2MB in the beginning and 157.2MB in the end (delta: -43.1MB). Peak memory consumption was 100.6MB. Max. memory is 16.1GB. * Witness Printer took 83.59ms. Allocated memory is still 205.5MB. Free memory was 157.2MB in the beginning and 154.1MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-11-20 18:20:00,099 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_390908ba-11a5-416c-a9cb-ab08550cdb2f/bin/ukojak-pZX7IvK2PQ/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