./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_10_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_0087de11-c4df-4ff0-8475-5dd32a6ca009/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0087de11-c4df-4ff0-8475-5dd32a6ca009/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_0087de11-c4df-4ff0-8475-5dd32a6ca009/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0087de11-c4df-4ff0-8475-5dd32a6ca009/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_10_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0087de11-c4df-4ff0-8475-5dd32a6ca009/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_0087de11-c4df-4ff0-8475-5dd32a6ca009/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 c104c4346a55d7b61e89afbe14a79ba8469e3eaf04b333a1954774022dbc8377 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:41:31,857 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:41:31,931 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0087de11-c4df-4ff0-8475-5dd32a6ca009/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-11 23:41:31,936 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:41:31,937 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:41:31,973 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:41:31,974 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:41:31,975 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:41:31,975 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:41:31,976 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:41:31,977 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:41:31,977 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:41:31,978 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:41:31,978 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:41:31,979 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:41:31,980 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:41:31,980 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:41:31,981 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:41:31,981 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:41:31,982 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:41:31,982 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:41:32,003 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:41:32,004 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:41:32,004 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:41:32,005 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:41:32,005 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:41:32,006 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:41:32,006 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:41:32,006 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:41:32,007 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:41:32,008 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:41:32,008 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_0087de11-c4df-4ff0-8475-5dd32a6ca009/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0087de11-c4df-4ff0-8475-5dd32a6ca009/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c104c4346a55d7b61e89afbe14a79ba8469e3eaf04b333a1954774022dbc8377 [2023-11-11 23:41:32,314 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:41:32,347 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:41:32,349 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:41:32,352 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:41:32,353 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:41:32,354 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0087de11-c4df-4ff0-8475-5dd32a6ca009/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_10_good.i [2023-11-11 23:41:35,543 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:41:36,042 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:41:36,043 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0087de11-c4df-4ff0-8475-5dd32a6ca009/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_10_good.i [2023-11-11 23:41:36,067 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0087de11-c4df-4ff0-8475-5dd32a6ca009/bin/ukojak-verify-0OAaufAVZV/data/91d280365/14e193f2ec7a45ff947eb4fe15a330e1/FLAG204b05dd4 [2023-11-11 23:41:36,082 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0087de11-c4df-4ff0-8475-5dd32a6ca009/bin/ukojak-verify-0OAaufAVZV/data/91d280365/14e193f2ec7a45ff947eb4fe15a330e1 [2023-11-11 23:41:36,085 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:41:36,093 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:41:36,095 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:41:36,095 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:41:36,105 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:41:36,109 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:41:36" (1/1) ... [2023-11-11 23:41:36,110 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d48470 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:36, skipping insertion in model container [2023-11-11 23:41:36,111 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:41:36" (1/1) ... [2023-11-11 23:41:36,202 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:41:36,697 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-11 23:41:37,286 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:41:37,296 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:41:37,323 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-11 23:41:37,430 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:41:37,627 WARN L672 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:41:37,628 WARN L672 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:41:37,628 WARN L672 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:41:37,628 WARN L672 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:41:37,629 WARN L672 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:41:37,636 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:41:37,637 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:37 WrapperNode [2023-11-11 23:41:37,637 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:41:37,639 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:41:37,639 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:41:37,639 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:41:37,647 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:37" (1/1) ... [2023-11-11 23:41:37,690 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:37" (1/1) ... [2023-11-11 23:41:37,736 INFO L138 Inliner]: procedures = 503, calls = 71, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 84 [2023-11-11 23:41:37,736 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:41:37,737 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:41:37,737 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:41:37,737 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:41:37,747 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:37" (1/1) ... [2023-11-11 23:41:37,747 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:37" (1/1) ... [2023-11-11 23:41:37,765 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:37" (1/1) ... [2023-11-11 23:41:37,767 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:37" (1/1) ... [2023-11-11 23:41:37,772 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:37" (1/1) ... [2023-11-11 23:41:37,789 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:37" (1/1) ... [2023-11-11 23:41:37,791 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:37" (1/1) ... [2023-11-11 23:41:37,793 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:37" (1/1) ... [2023-11-11 23:41:37,796 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:41:37,797 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:41:37,798 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:41:37,798 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:41:37,804 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:37" (1/1) ... [2023-11-11 23:41:37,809 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:41:37,818 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0087de11-c4df-4ff0-8475-5dd32a6ca009/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:41:37,841 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0087de11-c4df-4ff0-8475-5dd32a6ca009/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:41:37,853 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0087de11-c4df-4ff0-8475-5dd32a6ca009/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:41:37,882 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2023-11-11 23:41:37,883 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2023-11-11 23:41:37,883 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-11 23:41:37,884 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-11 23:41:37,884 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:41:37,884 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:41:37,884 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:41:37,884 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-11 23:41:37,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:41:38,076 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:41:38,077 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:41:38,315 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:41:38,395 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:41:38,395 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-11 23:41:38,398 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:41:38 BoogieIcfgContainer [2023-11-11 23:41:38,398 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:41:38,399 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:41:38,404 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:41:38,420 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:41:38,421 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:41:38" (1/1) ... [2023-11-11 23:41:38,431 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:41:38,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:41:38,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 53 states and 71 transitions. [2023-11-11 23:41:38,504 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 71 transitions. [2023-11-11 23:41:38,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-11 23:41:38,509 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:41:38,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:41:38,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:41:38,818 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:41:38,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:41:38,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 52 states and 70 transitions. [2023-11-11 23:41:38,876 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 70 transitions. [2023-11-11 23:41:38,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-11 23:41:38,878 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:41:38,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:41:38,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:41:39,018 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:41:39,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:41:39,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 51 states and 69 transitions. [2023-11-11 23:41:39,094 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 69 transitions. [2023-11-11 23:41:39,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-11 23:41:39,095 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:41:39,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:41:39,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:41:39,163 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:41:39,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:41:39,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 50 states and 68 transitions. [2023-11-11 23:41:39,191 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 68 transitions. [2023-11-11 23:41:39,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-11 23:41:39,192 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:41:39,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:41:39,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:41:39,292 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:41:39,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:41:39,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 52 states and 72 transitions. [2023-11-11 23:41:39,376 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 72 transitions. [2023-11-11 23:41:39,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-11 23:41:39,377 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:41:39,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:41:39,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:41:39,431 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:41:39,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:41:39,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 51 states and 68 transitions. [2023-11-11 23:41:39,560 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 68 transitions. [2023-11-11 23:41:39,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-11 23:41:39,561 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:41:39,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:41:39,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:41:39,634 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:41:40,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:41:40,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 51 states and 67 transitions. [2023-11-11 23:41:40,039 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 67 transitions. [2023-11-11 23:41:40,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-11 23:41:40,040 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:41:40,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:41:40,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:41:40,100 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:41:40,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:41:40,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 50 states and 66 transitions. [2023-11-11 23:41:40,206 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 66 transitions. [2023-11-11 23:41:40,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-11 23:41:40,207 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:41:40,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:41:40,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:41:40,286 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:41:40,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:41:40,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 50 states and 65 transitions. [2023-11-11 23:41:40,413 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 65 transitions. [2023-11-11 23:41:40,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-11 23:41:40,414 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:41:40,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:41:40,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:41:40,472 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:41:40,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:41:40,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 53 states and 70 transitions. [2023-11-11 23:41:40,531 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 70 transitions. [2023-11-11 23:41:40,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-11 23:41:40,535 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:41:40,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:41:40,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:41:40,623 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:41:40,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:41:40,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 57 states and 76 transitions. [2023-11-11 23:41:40,749 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 76 transitions. [2023-11-11 23:41:40,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-11 23:41:40,757 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:41:40,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:41:40,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:41:40,796 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-11 23:41:41,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:41:41,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 62 states and 85 transitions. [2023-11-11 23:41:41,139 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 85 transitions. [2023-11-11 23:41:41,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-11 23:41:41,140 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:41:41,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:41:41,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:41:41,188 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:41:41,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:41:41,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 65 states and 90 transitions. [2023-11-11 23:41:41,402 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 90 transitions. [2023-11-11 23:41:41,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-11 23:41:41,403 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:41:41,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:41:41,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:41:41,543 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:41:41,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:41:41,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 56 states and 75 transitions. [2023-11-11 23:41:41,789 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 75 transitions. [2023-11-11 23:41:41,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-11 23:41:41,790 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:41:41,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:41:41,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:41:41,839 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-11 23:41:41,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:41:41,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 56 states and 74 transitions. [2023-11-11 23:41:41,994 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 74 transitions. [2023-11-11 23:41:41,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-11 23:41:41,995 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:41:41,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:41:42,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:41:42,030 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-11 23:41:42,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:41:42,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 56 states and 73 transitions. [2023-11-11 23:41:42,201 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 73 transitions. [2023-11-11 23:41:42,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-11 23:41:42,202 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:41:42,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:41:42,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:41:42,330 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:41:42,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:41:42,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 56 states and 72 transitions. [2023-11-11 23:41:42,552 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 72 transitions. [2023-11-11 23:41:42,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-11 23:41:42,553 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:41:42,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:41:42,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:41:42,614 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:41:42,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:41:42,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 54 states and 69 transitions. [2023-11-11 23:41:42,818 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 69 transitions. [2023-11-11 23:41:42,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-11 23:41:42,820 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:41:42,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:41:42,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:41:42,856 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-11 23:41:43,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:41:43,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 41 states and 48 transitions. [2023-11-11 23:41:43,098 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 48 transitions. [2023-11-11 23:41:43,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-11 23:41:43,099 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:41:43,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:41:43,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:41:43,290 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-11 23:41:43,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:41:43,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 40 states and 47 transitions. [2023-11-11 23:41:43,567 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 47 transitions. [2023-11-11 23:41:43,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-11 23:41:43,567 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:41:43,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:41:43,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:41:43,652 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-11 23:41:43,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:41:43,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 39 states and 46 transitions. [2023-11-11 23:41:43,826 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 46 transitions. [2023-11-11 23:41:43,826 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-11 23:41:43,826 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 21 iterations. [2023-11-11 23:41:43,836 INFO L753 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2023-11-11 23:41:44,105 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-11 23:41:44,109 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 11.11 11:41:44 ImpRootNode [2023-11-11 23:41:44,109 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-11 23:41:44,110 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-11 23:41:44,110 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-11 23:41:44,110 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-11 23:41:44,111 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:41:38" (3/4) ... [2023-11-11 23:41:44,113 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-11 23:41:44,116 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2023-11-11 23:41:44,116 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2023-11-11 23:41:44,122 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 24 nodes and edges [2023-11-11 23:41:44,122 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2023-11-11 23:41:44,123 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-11-11 23:41:44,123 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-11 23:41:44,218 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0087de11-c4df-4ff0-8475-5dd32a6ca009/bin/ukojak-verify-0OAaufAVZV/witness.graphml [2023-11-11 23:41:44,219 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0087de11-c4df-4ff0-8475-5dd32a6ca009/bin/ukojak-verify-0OAaufAVZV/witness.yml [2023-11-11 23:41:44,219 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-11 23:41:44,220 INFO L158 Benchmark]: Toolchain (without parser) took 8133.40ms. Allocated memory was 123.7MB in the beginning and 165.7MB in the end (delta: 41.9MB). Free memory was 77.0MB in the beginning and 47.9MB in the end (delta: 29.2MB). Peak memory consumption was 74.2MB. Max. memory is 16.1GB. [2023-11-11 23:41:44,220 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 123.7MB. Free memory was 93.2MB in the beginning and 93.1MB in the end (delta: 80.3kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:41:44,221 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1543.26ms. Allocated memory is still 123.7MB. Free memory was 77.0MB in the beginning and 62.0MB in the end (delta: 15.0MB). Peak memory consumption was 45.1MB. Max. memory is 16.1GB. [2023-11-11 23:41:44,221 INFO L158 Benchmark]: Boogie Procedure Inliner took 97.82ms. Allocated memory is still 123.7MB. Free memory was 62.0MB in the beginning and 59.1MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:41:44,221 INFO L158 Benchmark]: Boogie Preprocessor took 59.51ms. Allocated memory is still 123.7MB. Free memory was 59.1MB in the beginning and 57.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:41:44,222 INFO L158 Benchmark]: RCFGBuilder took 600.96ms. Allocated memory is still 123.7MB. Free memory was 57.4MB in the beginning and 83.8MB in the end (delta: -26.4MB). Peak memory consumption was 19.4MB. Max. memory is 16.1GB. [2023-11-11 23:41:44,222 INFO L158 Benchmark]: CodeCheck took 5710.47ms. Allocated memory was 123.7MB in the beginning and 165.7MB in the end (delta: 41.9MB). Free memory was 83.2MB in the beginning and 53.1MB in the end (delta: 30.1MB). Peak memory consumption was 72.6MB. Max. memory is 16.1GB. [2023-11-11 23:41:44,223 INFO L158 Benchmark]: Witness Printer took 109.36ms. Allocated memory is still 165.7MB. Free memory was 53.1MB in the beginning and 47.9MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-11 23:41:44,225 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, 53 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 5.4s, OverallIterations: 21, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2668 SdHoareTripleChecker+Valid, 4.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 921 mSDsluCounter, 1723 SdHoareTripleChecker+Invalid, 3.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 540 mSDsCounter, 519 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2607 IncrementalHoareTripleChecker+Invalid, 3126 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 519 mSolverCounterUnsat, 1183 mSDtfsCounter, 2607 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3697 GetRequests, 3578 SyntacticMatches, 17 SemanticMatches, 102 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4253 ImplicationChecksByTransitivity, 3.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 415 NumberOfCodeBlocks, 415 NumberOfCodeBlocksAsserted, 20 NumberOfCheckSat, 395 ConstructedInterpolants, 0 QuantifiedInterpolants, 895 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 20 InterpolantComputations, 20 PerfectInterpolantSequences, 60/60 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 1566]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1566]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1590]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1590]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1616]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1616]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1633]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1633]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 8 specifications checked. All of them hold - InvariantResult [Line: 1650]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 123.7MB. Free memory was 93.2MB in the beginning and 93.1MB in the end (delta: 80.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1543.26ms. Allocated memory is still 123.7MB. Free memory was 77.0MB in the beginning and 62.0MB in the end (delta: 15.0MB). Peak memory consumption was 45.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 97.82ms. Allocated memory is still 123.7MB. Free memory was 62.0MB in the beginning and 59.1MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 59.51ms. Allocated memory is still 123.7MB. Free memory was 59.1MB in the beginning and 57.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 600.96ms. Allocated memory is still 123.7MB. Free memory was 57.4MB in the beginning and 83.8MB in the end (delta: -26.4MB). Peak memory consumption was 19.4MB. Max. memory is 16.1GB. * CodeCheck took 5710.47ms. Allocated memory was 123.7MB in the beginning and 165.7MB in the end (delta: 41.9MB). Free memory was 83.2MB in the beginning and 53.1MB in the end (delta: 30.1MB). Peak memory consumption was 72.6MB. Max. memory is 16.1GB. * Witness Printer took 109.36ms. Allocated memory is still 165.7MB. Free memory was 53.1MB in the beginning and 47.9MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-11-11 23:41:44,257 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0087de11-c4df-4ff0-8475-5dd32a6ca009/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