./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_04_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_5256a32f-b421-45d0-8a2e-9ed9ea8fea37/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5256a32f-b421-45d0-8a2e-9ed9ea8fea37/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_5256a32f-b421-45d0-8a2e-9ed9ea8fea37/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5256a32f-b421-45d0-8a2e-9ed9ea8fea37/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_04_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5256a32f-b421-45d0-8a2e-9ed9ea8fea37/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_5256a32f-b421-45d0-8a2e-9ed9ea8fea37/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 46827e6ca06f4cb7d690cf5c9783929f4958c547bccc01e6762e9848bc66f9f6 --- 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 16:40:06,292 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 16:40:06,295 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 16:40:06,334 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 16:40:06,335 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 16:40:06,338 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 16:40:06,341 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 16:40:06,344 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 16:40:06,346 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 16:40:06,352 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 16:40:06,353 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 16:40:06,355 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 16:40:06,356 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 16:40:06,358 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 16:40:06,360 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 16:40:06,361 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 16:40:06,363 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 16:40:06,364 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 16:40:06,366 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 16:40:06,372 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 16:40:06,373 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 16:40:06,383 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 16:40:06,385 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 16:40:06,386 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 16:40:06,395 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 16:40:06,396 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 16:40:06,396 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 16:40:06,398 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 16:40:06,398 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 16:40:06,399 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 16:40:06,399 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 16:40:06,400 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 16:40:06,402 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 16:40:06,403 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 16:40:06,405 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 16:40:06,406 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 16:40:06,406 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 16:40:06,406 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 16:40:06,407 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 16:40:06,408 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 16:40:06,418 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 16:40:06,419 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5256a32f-b421-45d0-8a2e-9ed9ea8fea37/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-11-20 16:40:06,455 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 16:40:06,455 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 16:40:06,457 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 16:40:06,457 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 16:40:06,458 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 16:40:06,458 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 16:40:06,459 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 16:40:06,459 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 16:40:06,459 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 16:40:06,459 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 16:40:06,460 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 16:40:06,461 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 16:40:06,461 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 16:40:06,461 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 16:40:06,461 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 16:40:06,461 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 16:40:06,462 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 16:40:06,462 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 16:40:06,462 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 16:40:06,462 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 16:40:06,462 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:40:06,463 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 16:40:06,463 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 16:40:06,463 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 16:40:06,463 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 16:40:06,464 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 16:40:06,464 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 16:40:06,464 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_5256a32f-b421-45d0-8a2e-9ed9ea8fea37/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5256a32f-b421-45d0-8a2e-9ed9ea8fea37/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 46827e6ca06f4cb7d690cf5c9783929f4958c547bccc01e6762e9848bc66f9f6 [2022-11-20 16:40:06,755 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 16:40:06,777 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 16:40:06,780 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 16:40:06,781 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 16:40:06,782 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 16:40:06,783 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5256a32f-b421-45d0-8a2e-9ed9ea8fea37/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_04_good.i [2022-11-20 16:40:09,893 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 16:40:10,347 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 16:40:10,351 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5256a32f-b421-45d0-8a2e-9ed9ea8fea37/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_04_good.i [2022-11-20 16:40:10,379 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5256a32f-b421-45d0-8a2e-9ed9ea8fea37/bin/ukojak-pZX7IvK2PQ/data/7d7221f90/34b8f35288aa401d95c652dc6f00199e/FLAGb76727408 [2022-11-20 16:40:10,398 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5256a32f-b421-45d0-8a2e-9ed9ea8fea37/bin/ukojak-pZX7IvK2PQ/data/7d7221f90/34b8f35288aa401d95c652dc6f00199e [2022-11-20 16:40:10,403 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 16:40:10,405 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 16:40:10,408 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 16:40:10,409 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 16:40:10,413 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 16:40:10,413 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:40:10" (1/1) ... [2022-11-20 16:40:10,414 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5874306b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:10, skipping insertion in model container [2022-11-20 16:40:10,415 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:40:10" (1/1) ... [2022-11-20 16:40:10,423 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 16:40:10,484 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 16:40:10,931 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 16:40:11,507 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:40:11,517 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 16:40:11,537 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 16:40:11,591 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:40:11,733 INFO L208 MainTranslator]: Completed translation [2022-11-20 16:40:11,734 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:11 WrapperNode [2022-11-20 16:40:11,734 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 16:40:11,735 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 16:40:11,735 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 16:40:11,735 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 16:40:11,743 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:11" (1/1) ... [2022-11-20 16:40:11,763 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:11" (1/1) ... [2022-11-20 16:40:11,791 INFO L138 Inliner]: procedures = 503, calls = 69, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 119 [2022-11-20 16:40:11,792 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 16:40:11,793 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 16:40:11,793 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 16:40:11,793 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 16:40:11,806 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:11" (1/1) ... [2022-11-20 16:40:11,807 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:11" (1/1) ... [2022-11-20 16:40:11,809 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:11" (1/1) ... [2022-11-20 16:40:11,809 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:11" (1/1) ... [2022-11-20 16:40:11,816 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:11" (1/1) ... [2022-11-20 16:40:11,835 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:11" (1/1) ... [2022-11-20 16:40:11,847 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:11" (1/1) ... [2022-11-20 16:40:11,848 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:11" (1/1) ... [2022-11-20 16:40:11,851 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 16:40:11,851 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 16:40:11,851 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 16:40:11,852 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 16:40:11,852 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:11" (1/1) ... [2022-11-20 16:40:11,858 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:40:11,886 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5256a32f-b421-45d0-8a2e-9ed9ea8fea37/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 16:40:11,906 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5256a32f-b421-45d0-8a2e-9ed9ea8fea37/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 16:40:11,934 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5256a32f-b421-45d0-8a2e-9ed9ea8fea37/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 16:40:11,951 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-11-20 16:40:11,951 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-11-20 16:40:11,951 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-20 16:40:11,952 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-20 16:40:11,952 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 16:40:11,952 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 16:40:11,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 16:40:11,953 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-20 16:40:11,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 16:40:12,104 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 16:40:12,120 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 16:40:12,425 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 16:40:12,677 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 16:40:12,677 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 16:40:12,681 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:40:12 BoogieIcfgContainer [2022-11-20 16:40:12,683 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 16:40:12,683 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 16:40:12,684 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 16:40:12,696 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 16:40:12,696 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:40:12" (1/1) ... [2022-11-20 16:40:12,711 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 16:40:12,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:40:12,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 49 states and 67 transitions. [2022-11-20 16:40:12,771 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 67 transitions. [2022-11-20 16:40:12,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 16:40:12,775 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:40:12,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:40:12,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:40:13,127 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 16:40:13,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:40:13,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 48 states and 66 transitions. [2022-11-20 16:40:13,165 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 66 transitions. [2022-11-20 16:40:13,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-20 16:40:13,166 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:40:13,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:40:13,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:40:13,298 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 16:40:13,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:40:13,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 47 states and 65 transitions. [2022-11-20 16:40:13,367 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 65 transitions. [2022-11-20 16:40:13,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 16:40:13,368 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:40:13,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:40:13,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:40:13,532 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 16:40:13,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:40:13,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 46 states and 64 transitions. [2022-11-20 16:40:13,556 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 64 transitions. [2022-11-20 16:40:13,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-20 16:40:13,557 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:40:13,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:40:13,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:40:13,699 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 16:40:13,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:40:13,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 45 states and 63 transitions. [2022-11-20 16:40:13,779 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 63 transitions. [2022-11-20 16:40:13,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 16:40:13,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:40:13,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:40:13,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:40:13,901 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 16:40:13,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:40:13,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 47 states and 68 transitions. [2022-11-20 16:40:13,981 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 68 transitions. [2022-11-20 16:40:13,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:40:13,982 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:40:13,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:40:14,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:40:14,114 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 16:40:14,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:40:14,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 50 states and 73 transitions. [2022-11-20 16:40:14,156 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 73 transitions. [2022-11-20 16:40:14,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 16:40:14,159 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:40:14,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:40:14,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:40:14,258 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 16:40:14,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:40:14,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 51 states and 74 transitions. [2022-11-20 16:40:14,278 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 74 transitions. [2022-11-20 16:40:14,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 16:40:14,284 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:40:14,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:40:14,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:40:14,376 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 16:40:14,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:40:14,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 54 states and 80 transitions. [2022-11-20 16:40:14,498 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 80 transitions. [2022-11-20 16:40:14,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-20 16:40:14,499 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:40:14,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:40:14,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:40:14,587 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 16:40:14,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:40:14,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 58 states and 86 transitions. [2022-11-20 16:40:14,860 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 86 transitions. [2022-11-20 16:40:14,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 16:40:14,861 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:40:14,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:40:14,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:40:14,931 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 16:40:15,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:40:15,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 58 states and 85 transitions. [2022-11-20 16:40:15,050 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 85 transitions. [2022-11-20 16:40:15,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-20 16:40:15,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:40:15,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:40:15,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:40:15,117 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 16:40:15,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:40:15,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 60 states and 89 transitions. [2022-11-20 16:40:15,255 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 89 transitions. [2022-11-20 16:40:15,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-20 16:40:15,256 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:40:15,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:40:15,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:40:15,306 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 16:40:15,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:40:15,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 60 states and 88 transitions. [2022-11-20 16:40:15,482 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 88 transitions. [2022-11-20 16:40:15,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-20 16:40:15,483 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:40:15,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:40:15,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:40:15,531 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 16:40:15,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:40:15,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 60 states and 87 transitions. [2022-11-20 16:40:15,656 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 87 transitions. [2022-11-20 16:40:15,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-20 16:40:15,657 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:40:15,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:40:15,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:40:15,711 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 16:40:15,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:40:15,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 58 states and 82 transitions. [2022-11-20 16:40:15,864 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 82 transitions. [2022-11-20 16:40:15,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-20 16:40:15,865 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:40:15,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:40:15,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:40:15,977 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 16:40:16,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:40:16,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 63 states and 91 transitions. [2022-11-20 16:40:16,069 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 91 transitions. [2022-11-20 16:40:16,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-20 16:40:16,070 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:40:16,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:40:16,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:40:16,134 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 16:40:16,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:40:16,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 66 states and 95 transitions. [2022-11-20 16:40:16,309 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 95 transitions. [2022-11-20 16:40:16,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-20 16:40:16,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:40:16,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:40:16,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:40:16,360 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 16:40:16,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:40:16,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 66 states and 94 transitions. [2022-11-20 16:40:16,529 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 94 transitions. [2022-11-20 16:40:16,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-20 16:40:16,530 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:40:16,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:40:16,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:40:16,578 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 16:40:16,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:40:16,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 40 states and 50 transitions. [2022-11-20 16:40:16,751 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 50 transitions. [2022-11-20 16:40:16,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-20 16:40:16,751 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:40:16,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:40:16,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:40:16,845 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 16:40:16,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:40:16,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 39 states and 49 transitions. [2022-11-20 16:40:16,904 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 49 transitions. [2022-11-20 16:40:16,904 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-20 16:40:16,904 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 20 iterations. [2022-11-20 16:40:16,912 INFO L754 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2022-11-20 16:40:17,198 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-20 16:40:17,204 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 04:40:17 ImpRootNode [2022-11-20 16:40:17,204 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-20 16:40:17,204 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 16:40:17,205 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 16:40:17,205 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 16:40:17,205 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:40:12" (3/4) ... [2022-11-20 16:40:17,208 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-20 16:40:17,214 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-11-20 16:40:17,214 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2022-11-20 16:40:17,221 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2022-11-20 16:40:17,222 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2022-11-20 16:40:17,222 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-11-20 16:40:17,223 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-20 16:40:17,302 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5256a32f-b421-45d0-8a2e-9ed9ea8fea37/bin/ukojak-pZX7IvK2PQ/witness.graphml [2022-11-20 16:40:17,303 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 16:40:17,303 INFO L158 Benchmark]: Toolchain (without parser) took 6898.48ms. Allocated memory was 146.8MB in the beginning and 180.4MB in the end (delta: 33.6MB). Free memory was 113.4MB in the beginning and 135.9MB in the end (delta: -22.5MB). Peak memory consumption was 11.5MB. Max. memory is 16.1GB. [2022-11-20 16:40:17,304 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 117.4MB. Free memory is still 83.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:40:17,304 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1326.10ms. Allocated memory is still 146.8MB. Free memory was 113.1MB in the beginning and 91.9MB in the end (delta: 21.2MB). Peak memory consumption was 48.5MB. Max. memory is 16.1GB. [2022-11-20 16:40:17,306 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.11ms. Allocated memory is still 146.8MB. Free memory was 91.5MB in the beginning and 88.2MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 16:40:17,306 INFO L158 Benchmark]: Boogie Preprocessor took 58.08ms. Allocated memory is still 146.8MB. Free memory was 88.2MB in the beginning and 86.2MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 16:40:17,307 INFO L158 Benchmark]: RCFGBuilder took 831.28ms. Allocated memory is still 146.8MB. Free memory was 86.2MB in the beginning and 104.3MB in the end (delta: -18.2MB). Peak memory consumption was 32.6MB. Max. memory is 16.1GB. [2022-11-20 16:40:17,307 INFO L158 Benchmark]: CodeCheck took 4520.63ms. Allocated memory was 146.8MB in the beginning and 180.4MB in the end (delta: 33.6MB). Free memory was 104.3MB in the beginning and 140.0MB in the end (delta: -35.6MB). Peak memory consumption was 94.0MB. Max. memory is 16.1GB. [2022-11-20 16:40:17,307 INFO L158 Benchmark]: Witness Printer took 98.31ms. Allocated memory is still 180.4MB. Free memory was 140.0MB in the beginning and 135.9MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 16:40:17,309 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: 4.2s, OverallIterations: 20, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2502 SdHoareTripleChecker+Valid, 4.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 906 mSDsluCounter, 1761 SdHoareTripleChecker+Invalid, 3.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 604 mSDsCounter, 508 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2388 IncrementalHoareTripleChecker+Invalid, 2896 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 508 mSolverCounterUnsat, 1157 mSDtfsCounter, 2388 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3442 GetRequests, 3371 SyntacticMatches, 1 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1596 ImplicationChecksByTransitivity, 1.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.3s InterpolantComputationTime, 349 NumberOfCodeBlocks, 349 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 330 ConstructedInterpolants, 0 QuantifiedInterpolants, 613 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 19 InterpolantComputations, 19 PerfectInterpolantSequences, 22/22 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: 1568]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1568]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1592]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1592]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1618]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1618]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1635]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1635]: 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: 1652]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 117.4MB. Free memory is still 83.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1326.10ms. Allocated memory is still 146.8MB. Free memory was 113.1MB in the beginning and 91.9MB in the end (delta: 21.2MB). Peak memory consumption was 48.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 57.11ms. Allocated memory is still 146.8MB. Free memory was 91.5MB in the beginning and 88.2MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 58.08ms. Allocated memory is still 146.8MB. Free memory was 88.2MB in the beginning and 86.2MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 831.28ms. Allocated memory is still 146.8MB. Free memory was 86.2MB in the beginning and 104.3MB in the end (delta: -18.2MB). Peak memory consumption was 32.6MB. Max. memory is 16.1GB. * CodeCheck took 4520.63ms. Allocated memory was 146.8MB in the beginning and 180.4MB in the end (delta: 33.6MB). Free memory was 104.3MB in the beginning and 140.0MB in the end (delta: -35.6MB). Peak memory consumption was 94.0MB. Max. memory is 16.1GB. * Witness Printer took 98.31ms. Allocated memory is still 180.4MB. Free memory was 140.0MB in the beginning and 135.9MB 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! [2022-11-20 16:40:17,332 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5256a32f-b421-45d0-8a2e-9ed9ea8fea37/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