./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fgets_sub_07_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff 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_2e901fac-4702-4185-8791-98fb2aba10ad/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e901fac-4702-4185-8791-98fb2aba10ad/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e901fac-4702-4185-8791-98fb2aba10ad/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e901fac-4702-4185-8791-98fb2aba10ad/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fgets_sub_07_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e901fac-4702-4185-8791-98fb2aba10ad/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e901fac-4702-4185-8791-98fb2aba10ad/bin/ukojak-verify-G8NBE6pJGL --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 0a0282851ef5911d2c72b5dc48d1a0ec864a2df438c02eb8867cef9f56a28890 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:45:49,367 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:45:49,446 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e901fac-4702-4185-8791-98fb2aba10ad/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-19 02:45:49,451 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:45:49,452 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:45:49,480 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:45:49,481 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:45:49,482 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:45:49,483 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:45:49,484 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:45:49,484 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:45:49,485 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:45:49,485 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:45:49,486 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:45:49,487 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:45:49,487 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:45:49,488 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:45:49,488 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 02:45:49,489 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:45:49,489 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:45:49,490 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:45:49,490 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:45:49,491 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:45:49,491 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:45:49,492 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:45:49,492 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:45:49,493 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:45:49,493 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:45:49,494 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:45:49,494 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:45:49,494 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:45:49,495 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:45:49,495 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_2e901fac-4702-4185-8791-98fb2aba10ad/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e901fac-4702-4185-8791-98fb2aba10ad/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0a0282851ef5911d2c72b5dc48d1a0ec864a2df438c02eb8867cef9f56a28890 [2023-11-19 02:45:49,759 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:45:49,785 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:45:49,788 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:45:49,789 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:45:49,790 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:45:49,791 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e901fac-4702-4185-8791-98fb2aba10ad/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fgets_sub_07_good.i [2023-11-19 02:45:53,016 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:45:53,481 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:45:53,486 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e901fac-4702-4185-8791-98fb2aba10ad/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fgets_sub_07_good.i [2023-11-19 02:45:53,530 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e901fac-4702-4185-8791-98fb2aba10ad/bin/ukojak-verify-G8NBE6pJGL/data/73445f2ff/58b4da2689584cc9bef4cfa9881796f0/FLAGac67e70e6 [2023-11-19 02:45:53,546 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e901fac-4702-4185-8791-98fb2aba10ad/bin/ukojak-verify-G8NBE6pJGL/data/73445f2ff/58b4da2689584cc9bef4cfa9881796f0 [2023-11-19 02:45:53,549 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:45:53,551 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:45:53,553 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:45:53,553 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:45:53,558 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:45:53,558 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:45:53" (1/1) ... [2023-11-19 02:45:53,560 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c5c0bd2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:45:53, skipping insertion in model container [2023-11-19 02:45:53,560 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:45:53" (1/1) ... [2023-11-19 02:45:53,641 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:45:54,215 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 02:45:55,062 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:45:55,076 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:45:55,103 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 02:45:55,179 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:45:55,418 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:45:55,418 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:45:55,418 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:45:55,418 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:45:55,419 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:45:55,419 WARN L675 CHandler]: The function fgets is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:45:55,436 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:45:55,437 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:45:55 WrapperNode [2023-11-19 02:45:55,437 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:45:55,450 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:45:55,451 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:45:55,451 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:45:55,461 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:45:55" (1/1) ... [2023-11-19 02:45:55,528 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:45:55" (1/1) ... [2023-11-19 02:45:55,586 INFO L138 Inliner]: procedures = 504, calls = 87, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 113 [2023-11-19 02:45:55,587 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:45:55,588 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:45:55,588 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:45:55,589 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:45:55,601 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:45:55" (1/1) ... [2023-11-19 02:45:55,602 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:45:55" (1/1) ... [2023-11-19 02:45:55,623 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:45:55" (1/1) ... [2023-11-19 02:45:55,624 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:45:55" (1/1) ... [2023-11-19 02:45:55,632 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:45:55" (1/1) ... [2023-11-19 02:45:55,650 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:45:55" (1/1) ... [2023-11-19 02:45:55,652 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:45:55" (1/1) ... [2023-11-19 02:45:55,655 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:45:55" (1/1) ... [2023-11-19 02:45:55,659 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:45:55,661 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:45:55,669 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:45:55,669 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:45:55,671 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:45:55" (1/1) ... [2023-11-19 02:45:55,677 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:45:55,692 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e901fac-4702-4185-8791-98fb2aba10ad/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:45:55,712 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e901fac-4702-4185-8791-98fb2aba10ad/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:45:55,731 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e901fac-4702-4185-8791-98fb2aba10ad/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:45:55,751 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2023-11-19 02:45:55,751 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2023-11-19 02:45:55,751 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2023-11-19 02:45:55,751 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-19 02:45:55,752 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-19 02:45:55,752 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:45:55,752 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-19 02:45:55,752 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:45:55,752 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:45:55,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:45:55,752 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:45:55,753 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-19 02:45:55,753 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:45:55,950 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:45:55,952 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:45:56,205 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:45:56,260 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:45:56,261 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 02:45:56,267 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:45:56 BoogieIcfgContainer [2023-11-19 02:45:56,267 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:45:56,268 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:45:56,268 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:45:56,281 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:45:56,281 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:45:56" (1/1) ... [2023-11-19 02:45:56,292 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:45:56,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:56,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 57 states and 77 transitions. [2023-11-19 02:45:56,360 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 77 transitions. [2023-11-19 02:45:56,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 02:45:56,365 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:56,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:56,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:56,668 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:45:56,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:56,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 57 states and 76 transitions. [2023-11-19 02:45:56,734 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 76 transitions. [2023-11-19 02:45:56,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 02:45:56,735 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:56,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:56,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:56,857 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:45:56,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:56,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 56 states and 75 transitions. [2023-11-19 02:45:56,882 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 75 transitions. [2023-11-19 02:45:56,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 02:45:56,883 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:56,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:56,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:57,047 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:45:57,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:57,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 61 states and 82 transitions. [2023-11-19 02:45:57,181 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 82 transitions. [2023-11-19 02:45:57,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 02:45:57,182 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:57,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:57,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:57,363 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:45:57,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:57,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 55 states and 74 transitions. [2023-11-19 02:45:57,503 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 74 transitions. [2023-11-19 02:45:57,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 02:45:57,504 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:57,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:57,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:57,558 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:45:57,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:57,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 57 states and 76 transitions. [2023-11-19 02:45:57,680 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 76 transitions. [2023-11-19 02:45:57,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 02:45:57,681 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:57,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:57,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:57,730 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:45:57,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:57,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 59 states and 79 transitions. [2023-11-19 02:45:57,773 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 79 transitions. [2023-11-19 02:45:57,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 02:45:57,779 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:57,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:57,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:57,848 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 02:45:57,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:57,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 56 states and 73 transitions. [2023-11-19 02:45:57,872 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 73 transitions. [2023-11-19 02:45:57,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 02:45:57,880 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:57,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:57,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:57,984 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:45:58,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:58,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 55 states and 72 transitions. [2023-11-19 02:45:58,022 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 72 transitions. [2023-11-19 02:45:58,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 02:45:58,023 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:58,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:58,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:58,177 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:45:58,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:58,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 60 states and 80 transitions. [2023-11-19 02:45:58,279 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 80 transitions. [2023-11-19 02:45:58,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 02:45:58,280 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:58,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:58,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:58,327 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:45:58,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:58,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 58 states and 76 transitions. [2023-11-19 02:45:58,472 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 76 transitions. [2023-11-19 02:45:58,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 02:45:58,474 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:58,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:58,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:58,545 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:45:58,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:58,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 60 states and 78 transitions. [2023-11-19 02:45:58,675 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 78 transitions. [2023-11-19 02:45:58,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 02:45:58,677 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:58,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:58,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:58,768 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 02:45:58,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:58,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 54 states and 70 transitions. [2023-11-19 02:45:58,925 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 70 transitions. [2023-11-19 02:45:58,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 02:45:58,926 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:58,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:58,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:58,975 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 02:45:59,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:59,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 52 states and 67 transitions. [2023-11-19 02:45:59,035 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 67 transitions. [2023-11-19 02:45:59,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 02:45:59,036 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:59,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:59,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:59,110 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 02:45:59,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:59,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 54 states and 71 transitions. [2023-11-19 02:45:59,171 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 71 transitions. [2023-11-19 02:45:59,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 02:45:59,172 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:59,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:59,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:59,296 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 02:45:59,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:59,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 57 states and 76 transitions. [2023-11-19 02:45:59,434 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 76 transitions. [2023-11-19 02:45:59,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 02:45:59,435 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:59,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:59,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:59,497 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 02:45:59,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:59,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 59 states and 78 transitions. [2023-11-19 02:45:59,537 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 78 transitions. [2023-11-19 02:45:59,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 02:45:59,538 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:59,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:59,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:59,596 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 02:45:59,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:45:59,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 60 states and 79 transitions. [2023-11-19 02:45:59,758 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 79 transitions. [2023-11-19 02:45:59,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 02:45:59,760 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:45:59,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:45:59,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:45:59,831 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 02:46:00,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:46:00,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 49 states and 61 transitions. [2023-11-19 02:46:00,009 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 61 transitions. [2023-11-19 02:46:00,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 02:46:00,012 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:46:00,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:46:00,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:46:00,162 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 02:46:00,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:46:00,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 48 states and 60 transitions. [2023-11-19 02:46:00,377 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 60 transitions. [2023-11-19 02:46:00,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 02:46:00,377 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:46:00,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:46:00,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:46:00,543 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 02:46:00,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:46:00,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 47 states and 59 transitions. [2023-11-19 02:46:00,701 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 59 transitions. [2023-11-19 02:46:00,702 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-19 02:46:00,702 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 21 iterations. [2023-11-19 02:46:00,712 INFO L751 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2023-11-19 02:46:00,944 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 02:46:00,950 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 02:46:00 ImpRootNode [2023-11-19 02:46:00,950 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 02:46:00,951 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 02:46:00,951 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 02:46:00,951 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 02:46:00,952 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:45:56" (3/4) ... [2023-11-19 02:46:00,955 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-19 02:46:00,962 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2023-11-19 02:46:00,962 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2023-11-19 02:46:00,972 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 25 nodes and edges [2023-11-19 02:46:00,973 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2023-11-19 02:46:00,974 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-11-19 02:46:00,974 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-19 02:46:00,975 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-19 02:46:01,114 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e901fac-4702-4185-8791-98fb2aba10ad/bin/ukojak-verify-G8NBE6pJGL/witness.graphml [2023-11-19 02:46:01,114 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e901fac-4702-4185-8791-98fb2aba10ad/bin/ukojak-verify-G8NBE6pJGL/witness.yml [2023-11-19 02:46:01,115 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 02:46:01,115 INFO L158 Benchmark]: Toolchain (without parser) took 7564.24ms. Allocated memory was 169.9MB in the beginning and 207.6MB in the end (delta: 37.7MB). Free memory was 135.8MB in the beginning and 135.0MB in the end (delta: 817.6kB). Peak memory consumption was 41.3MB. Max. memory is 16.1GB. [2023-11-19 02:46:01,116 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 125.8MB. Free memory was 84.5MB in the beginning and 84.4MB in the end (delta: 138.5kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:46:01,123 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1894.81ms. Allocated memory is still 169.9MB. Free memory was 135.8MB in the beginning and 129.8MB in the end (delta: 6.1MB). Peak memory consumption was 65.0MB. Max. memory is 16.1GB. [2023-11-19 02:46:01,124 INFO L158 Benchmark]: Boogie Procedure Inliner took 136.96ms. Allocated memory is still 169.9MB. Free memory was 129.8MB in the beginning and 126.3MB in the end (delta: 3.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:46:01,124 INFO L158 Benchmark]: Boogie Preprocessor took 71.75ms. Allocated memory is still 169.9MB. Free memory was 126.3MB in the beginning and 124.9MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:46:01,125 INFO L158 Benchmark]: RCFGBuilder took 606.37ms. Allocated memory is still 169.9MB. Free memory was 124.9MB in the beginning and 106.1MB in the end (delta: 18.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-19 02:46:01,125 INFO L158 Benchmark]: CodeCheck took 4682.29ms. Allocated memory was 169.9MB in the beginning and 207.6MB in the end (delta: 37.7MB). Free memory was 105.3MB in the beginning and 141.2MB in the end (delta: -35.9MB). Peak memory consumption was 3.5MB. Max. memory is 16.1GB. [2023-11-19 02:46:01,126 INFO L158 Benchmark]: Witness Printer took 163.94ms. Allocated memory is still 207.6MB. Free memory was 141.2MB in the beginning and 135.0MB in the end (delta: 6.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-19 02:46:01,128 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, 57 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 4.4s, OverallIterations: 21, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2516 SdHoareTripleChecker+Valid, 3.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 842 mSDsluCounter, 2244 SdHoareTripleChecker+Invalid, 3.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 712 mSDsCounter, 518 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1887 IncrementalHoareTripleChecker+Invalid, 2405 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 518 mSolverCounterUnsat, 1532 mSDtfsCounter, 1887 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 4077 GetRequests, 4001 SyntacticMatches, 10 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1732 ImplicationChecksByTransitivity, 1.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.5s InterpolantComputationTime, 447 NumberOfCodeBlocks, 447 NumberOfCodeBlocksAsserted, 20 NumberOfCheckSat, 427 ConstructedInterpolants, 0 QuantifiedInterpolants, 861 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 20 InterpolantComputations, 20 PerfectInterpolantSequences, 78/78 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: 1575]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1575]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1606]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1606]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1630]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1630]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1646]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1646]: 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: 1663]: 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 125.8MB. Free memory was 84.5MB in the beginning and 84.4MB in the end (delta: 138.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1894.81ms. Allocated memory is still 169.9MB. Free memory was 135.8MB in the beginning and 129.8MB in the end (delta: 6.1MB). Peak memory consumption was 65.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 136.96ms. Allocated memory is still 169.9MB. Free memory was 129.8MB in the beginning and 126.3MB in the end (delta: 3.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 71.75ms. Allocated memory is still 169.9MB. Free memory was 126.3MB in the beginning and 124.9MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 606.37ms. Allocated memory is still 169.9MB. Free memory was 124.9MB in the beginning and 106.1MB in the end (delta: 18.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 4682.29ms. Allocated memory was 169.9MB in the beginning and 207.6MB in the end (delta: 37.7MB). Free memory was 105.3MB in the beginning and 141.2MB in the end (delta: -35.9MB). Peak memory consumption was 3.5MB. Max. memory is 16.1GB. * Witness Printer took 163.94ms. Allocated memory is still 207.6MB. Free memory was 141.2MB in the beginning and 135.0MB 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! [2023-11-19 02:46:01,164 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e901fac-4702-4185-8791-98fb2aba10ad/bin/ukojak-verify-G8NBE6pJGL/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