./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_postdec_15_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_583d2312-1b66-4fdd-a421-e09b7d03acc0/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_583d2312-1b66-4fdd-a421-e09b7d03acc0/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_583d2312-1b66-4fdd-a421-e09b7d03acc0/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_583d2312-1b66-4fdd-a421-e09b7d03acc0/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_postdec_15_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_583d2312-1b66-4fdd-a421-e09b7d03acc0/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_583d2312-1b66-4fdd-a421-e09b7d03acc0/bin/ukojak-verify-0OAaufAVZV --witnessprinter.witness.filename witness --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 a1dbf7e2eb7d89429a091ba20920f5c1d14c563cd21f76567c8e99a8b1f781b5 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:00:59,780 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:00:59,875 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_583d2312-1b66-4fdd-a421-e09b7d03acc0/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-12 00:00:59,880 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:00:59,880 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-12 00:00:59,904 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:00:59,905 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:00:59,906 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-12 00:00:59,907 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 00:00:59,908 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 00:00:59,908 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:00:59,909 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:00:59,909 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:00:59,910 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:00:59,911 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:00:59,911 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:00:59,912 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:00:59,912 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-12 00:00:59,913 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 00:00:59,914 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:00:59,914 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:00:59,919 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-12 00:00:59,920 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-12 00:00:59,920 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:00:59,921 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:00:59,921 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:00:59,922 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:00:59,922 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:00:59,922 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-12 00:00:59,923 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:00:59,923 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:00:59,924 INFO L153 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_583d2312-1b66-4fdd-a421-e09b7d03acc0/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_583d2312-1b66-4fdd-a421-e09b7d03acc0/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a1dbf7e2eb7d89429a091ba20920f5c1d14c563cd21f76567c8e99a8b1f781b5 [2023-11-12 00:01:00,217 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:01:00,250 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:01:00,253 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:01:00,256 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:01:00,256 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:01:00,257 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_583d2312-1b66-4fdd-a421-e09b7d03acc0/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_postdec_15_good.i [2023-11-12 00:01:03,537 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:01:03,962 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:01:03,963 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_583d2312-1b66-4fdd-a421-e09b7d03acc0/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_postdec_15_good.i [2023-11-12 00:01:03,991 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_583d2312-1b66-4fdd-a421-e09b7d03acc0/bin/ukojak-verify-0OAaufAVZV/data/5746c9cbb/1cd57a4f73d64d138f0e670fe4ff2fc8/FLAGc43554d80 [2023-11-12 00:01:04,011 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_583d2312-1b66-4fdd-a421-e09b7d03acc0/bin/ukojak-verify-0OAaufAVZV/data/5746c9cbb/1cd57a4f73d64d138f0e670fe4ff2fc8 [2023-11-12 00:01:04,018 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:01:04,020 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:01:04,023 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:01:04,023 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:01:04,029 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:01:04,032 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:01:04" (1/1) ... [2023-11-12 00:01:04,033 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44ab7e94 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:01:04, skipping insertion in model container [2023-11-12 00:01:04,033 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:01:04" (1/1) ... [2023-11-12 00:01:04,124 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:01:04,527 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-12 00:01:05,217 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:01:05,228 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:01:05,251 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-12 00:01:05,312 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:01:05,472 WARN L672 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:01:05,472 WARN L672 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:01:05,472 WARN L672 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:01:05,473 WARN L672 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:01:05,473 WARN L672 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:01:05,481 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:01:05,482 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:01:05 WrapperNode [2023-11-12 00:01:05,482 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:01:05,484 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:01:05,484 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:01:05,484 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:01:05,492 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:01:05" (1/1) ... [2023-11-12 00:01:05,528 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:01:05" (1/1) ... [2023-11-12 00:01:05,570 INFO L138 Inliner]: procedures = 503, calls = 99, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 186 [2023-11-12 00:01:05,570 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:01:05,571 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:01:05,571 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:01:05,572 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:01:05,582 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:01:05" (1/1) ... [2023-11-12 00:01:05,582 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:01:05" (1/1) ... [2023-11-12 00:01:05,591 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:01:05" (1/1) ... [2023-11-12 00:01:05,607 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:01:05" (1/1) ... [2023-11-12 00:01:05,616 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:01:05" (1/1) ... [2023-11-12 00:01:05,618 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:01:05" (1/1) ... [2023-11-12 00:01:05,621 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:01:05" (1/1) ... [2023-11-12 00:01:05,623 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:01:05" (1/1) ... [2023-11-12 00:01:05,627 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:01:05,628 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:01:05,628 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:01:05,628 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:01:05,629 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:01:05" (1/1) ... [2023-11-12 00:01:05,636 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:01:05,652 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_583d2312-1b66-4fdd-a421-e09b7d03acc0/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-12 00:01:05,667 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_583d2312-1b66-4fdd-a421-e09b7d03acc0/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-12 00:01:05,683 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_583d2312-1b66-4fdd-a421-e09b7d03acc0/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-12 00:01:05,713 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2023-11-12 00:01:05,713 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2023-11-12 00:01:05,713 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-12 00:01:05,713 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-12 00:01:05,713 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 00:01:05,714 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-12 00:01:05,714 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:01:05,714 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:01:05,714 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:01:05,714 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 00:01:05,715 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-12 00:01:05,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-12 00:01:05,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:01:05,879 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:01:05,882 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:01:06,231 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:01:06,307 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:01:06,308 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-12 00:01:06,311 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:01:06 BoogieIcfgContainer [2023-11-12 00:01:06,311 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:01:06,312 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-12 00:01:06,312 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-12 00:01:06,322 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-12 00:01:06,322 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:01:06" (1/1) ... [2023-11-12 00:01:06,332 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:01:06,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:01:06,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 69 states and 99 transitions. [2023-11-12 00:01:06,383 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 99 transitions. [2023-11-12 00:01:06,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-12 00:01:06,387 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:01:06,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:01:06,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:01:06,970 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:01:07,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:01:07,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 68 states and 98 transitions. [2023-11-12 00:01:07,073 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 98 transitions. [2023-11-12 00:01:07,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-12 00:01:07,077 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:01:07,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:01:07,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:01:07,354 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:01:07,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:01:07,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 74 states and 108 transitions. [2023-11-12 00:01:07,509 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 108 transitions. [2023-11-12 00:01:07,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-12 00:01:07,510 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:01:07,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:01:07,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:01:07,564 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:01:07,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:01:07,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 65 states and 92 transitions. [2023-11-12 00:01:07,597 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 92 transitions. [2023-11-12 00:01:07,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-12 00:01:07,598 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:01:07,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:01:07,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:01:07,670 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:01:07,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:01:07,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 65 states and 91 transitions. [2023-11-12 00:01:07,784 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 91 transitions. [2023-11-12 00:01:07,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-12 00:01:07,786 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:01:07,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:01:07,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:01:07,831 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-12 00:01:07,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:01:07,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 64 states and 88 transitions. [2023-11-12 00:01:07,846 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 88 transitions. [2023-11-12 00:01:07,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-12 00:01:07,847 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:01:07,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:01:07,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:01:08,019 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-12 00:01:08,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:01:08,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 63 states and 87 transitions. [2023-11-12 00:01:08,098 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 87 transitions. [2023-11-12 00:01:08,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-12 00:01:08,107 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:01:08,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:01:08,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:01:08,395 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-12 00:01:08,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:01:08,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 68 states and 95 transitions. [2023-11-12 00:01:08,668 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 95 transitions. [2023-11-12 00:01:08,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-12 00:01:08,670 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:01:08,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:01:08,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:01:08,753 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-12 00:01:08,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:01:08,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 60 states and 81 transitions. [2023-11-12 00:01:08,811 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 81 transitions. [2023-11-12 00:01:08,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-12 00:01:08,813 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:01:08,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:01:08,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:01:08,918 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-12 00:01:09,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:01:09,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 58 states and 76 transitions. [2023-11-12 00:01:09,110 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 76 transitions. [2023-11-12 00:01:09,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-12 00:01:09,112 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:01:09,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:01:09,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:01:09,304 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-12 00:01:09,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:01:09,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 61 states and 81 transitions. [2023-11-12 00:01:09,434 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 81 transitions. [2023-11-12 00:01:09,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-12 00:01:09,437 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:01:09,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:01:09,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:01:09,633 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-12 00:01:09,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:01:09,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 65 states and 87 transitions. [2023-11-12 00:01:09,941 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 87 transitions. [2023-11-12 00:01:09,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-12 00:01:09,942 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:01:09,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:01:09,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:01:10,039 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-12 00:01:10,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:01:10,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 55 states and 71 transitions. [2023-11-12 00:01:10,103 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 71 transitions. [2023-11-12 00:01:10,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-12 00:01:10,105 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:01:10,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:01:10,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:01:10,221 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-12 00:01:10,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:01:10,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 53 states and 66 transitions. [2023-11-12 00:01:10,485 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 66 transitions. [2023-11-12 00:01:10,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-12 00:01:10,485 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:01:10,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:01:10,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:01:10,665 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-12 00:01:10,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:01:10,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 56 states and 72 transitions. [2023-11-12 00:01:10,815 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 72 transitions. [2023-11-12 00:01:10,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-12 00:01:10,816 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:01:10,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:01:10,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:01:11,050 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-12 00:01:11,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:01:11,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 60 states and 79 transitions. [2023-11-12 00:01:11,405 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 79 transitions. [2023-11-12 00:01:11,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-12 00:01:11,407 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:01:11,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:01:11,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:01:11,539 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-12 00:01:11,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:01:11,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 49 states and 59 transitions. [2023-11-12 00:01:11,608 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 59 transitions. [2023-11-12 00:01:11,609 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-12 00:01:11,609 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 17 iterations. [2023-11-12 00:01:11,618 INFO L753 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2023-11-12 00:01:11,745 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-12 00:01:11,750 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-12 00:01:11,750 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-12 00:01:11,751 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-12 00:01:11,751 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-12 00:01:11,751 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-12 00:01:11,751 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-12 00:01:11,751 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-12 00:01:11,751 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-12 00:01:11,752 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 12.11 12:01:11 ImpRootNode [2023-11-12 00:01:11,752 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-12 00:01:11,753 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-12 00:01:11,753 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-12 00:01:11,753 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-12 00:01:11,754 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:01:06" (3/4) ... [2023-11-12 00:01:11,756 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-12 00:01:11,760 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2023-11-12 00:01:11,760 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2023-11-12 00:01:11,767 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 29 nodes and edges [2023-11-12 00:01:11,768 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2023-11-12 00:01:11,769 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-11-12 00:01:11,769 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-12 00:01:11,770 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-12 00:01:11,876 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_583d2312-1b66-4fdd-a421-e09b7d03acc0/bin/ukojak-verify-0OAaufAVZV/witness.graphml [2023-11-12 00:01:11,877 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_583d2312-1b66-4fdd-a421-e09b7d03acc0/bin/ukojak-verify-0OAaufAVZV/witness.yml [2023-11-12 00:01:11,877 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-12 00:01:11,878 INFO L158 Benchmark]: Toolchain (without parser) took 7858.32ms. Allocated memory was 125.8MB in the beginning and 218.1MB in the end (delta: 92.3MB). Free memory was 76.2MB in the beginning and 150.4MB in the end (delta: -74.2MB). Peak memory consumption was 20.9MB. Max. memory is 16.1GB. [2023-11-12 00:01:11,878 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 100.7MB. Free memory is still 45.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:01:11,879 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1460.10ms. Allocated memory was 125.8MB in the beginning and 174.1MB in the end (delta: 48.2MB). Free memory was 76.2MB in the beginning and 96.8MB in the end (delta: -20.5MB). Peak memory consumption was 34.7MB. Max. memory is 16.1GB. [2023-11-12 00:01:11,879 INFO L158 Benchmark]: Boogie Procedure Inliner took 86.85ms. Allocated memory is still 174.1MB. Free memory was 96.8MB in the beginning and 93.6MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:01:11,880 INFO L158 Benchmark]: Boogie Preprocessor took 56.11ms. Allocated memory is still 174.1MB. Free memory was 93.6MB in the beginning and 91.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:01:11,880 INFO L158 Benchmark]: RCFGBuilder took 683.01ms. Allocated memory is still 174.1MB. Free memory was 91.5MB in the beginning and 70.6MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-12 00:01:11,881 INFO L158 Benchmark]: CodeCheck took 5440.47ms. Allocated memory was 174.1MB in the beginning and 218.1MB in the end (delta: 44.0MB). Free memory was 70.6MB in the beginning and 156.6MB in the end (delta: -86.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:01:11,881 INFO L158 Benchmark]: Witness Printer took 124.61ms. Allocated memory is still 218.1MB. Free memory was 156.6MB in the beginning and 150.4MB in the end (delta: 6.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-12 00:01:11,883 INFO L338 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, 69 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 5.3s, OverallIterations: 17, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1816 SdHoareTripleChecker+Valid, 2.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 240 mSDsluCounter, 1329 SdHoareTripleChecker+Invalid, 1.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 278 mSDsCounter, 503 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1195 IncrementalHoareTripleChecker+Invalid, 1698 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 503 mSolverCounterUnsat, 1051 mSDtfsCounter, 1195 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3190 GetRequests, 3112 SyntacticMatches, 0 SemanticMatches, 78 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1439 ImplicationChecksByTransitivity, 2.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 2.2s InterpolantComputationTime, 374 NumberOfCodeBlocks, 374 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 358 ConstructedInterpolants, 0 QuantifiedInterpolants, 494 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 16 InterpolantComputations, 16 PerfectInterpolantSequences, 58/58 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: 1569]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1569]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1598]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1598]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1629]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1629]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1656]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1656]: 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: 1593]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1616]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1652]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1561]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1678]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1625]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1552]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1643]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1584]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 100.7MB. Free memory is still 45.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1460.10ms. Allocated memory was 125.8MB in the beginning and 174.1MB in the end (delta: 48.2MB). Free memory was 76.2MB in the beginning and 96.8MB in the end (delta: -20.5MB). Peak memory consumption was 34.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 86.85ms. Allocated memory is still 174.1MB. Free memory was 96.8MB in the beginning and 93.6MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 56.11ms. Allocated memory is still 174.1MB. Free memory was 93.6MB in the beginning and 91.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 683.01ms. Allocated memory is still 174.1MB. Free memory was 91.5MB in the beginning and 70.6MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 5440.47ms. Allocated memory was 174.1MB in the beginning and 218.1MB in the end (delta: 44.0MB). Free memory was 70.6MB in the beginning and 156.6MB in the end (delta: -86.1MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 124.61ms. Allocated memory is still 218.1MB. Free memory was 156.6MB in the beginning and 150.4MB in the end (delta: 6.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-11-12 00:01:11,907 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_583d2312-1b66-4fdd-a421-e09b7d03acc0/bin/ukojak-verify-0OAaufAVZV/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