./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_multiply_17_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_6a9cdc31-7a0a-438f-8c68-d21701c0d239/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9cdc31-7a0a-438f-8c68-d21701c0d239/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_6a9cdc31-7a0a-438f-8c68-d21701c0d239/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9cdc31-7a0a-438f-8c68-d21701c0d239/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_multiply_17_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9cdc31-7a0a-438f-8c68-d21701c0d239/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_6a9cdc31-7a0a-438f-8c68-d21701c0d239/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 2cdaed2907f05652b8d80e7807a6570ff4fe9c756e25cc4c588f625603205857 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:40:42,653 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:40:42,798 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9cdc31-7a0a-438f-8c68-d21701c0d239/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-11 23:40:42,806 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:40:42,807 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:40:42,852 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:40:42,855 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:40:42,855 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:40:42,857 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:40:42,862 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:40:42,864 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:40:42,865 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:40:42,865 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:40:42,867 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:40:42,868 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:40:42,868 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:40:42,869 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:40:42,869 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:40:42,870 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:40:42,870 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:40:42,871 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:40:42,871 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:40:42,873 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:40:42,874 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:40:42,875 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:40:42,875 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:40:42,876 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:40:42,876 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:40:42,877 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:40:42,877 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:40:42,879 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:40:42,879 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_6a9cdc31-7a0a-438f-8c68-d21701c0d239/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9cdc31-7a0a-438f-8c68-d21701c0d239/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2cdaed2907f05652b8d80e7807a6570ff4fe9c756e25cc4c588f625603205857 [2023-11-11 23:40:43,267 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:40:43,303 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:40:43,307 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:40:43,310 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:40:43,311 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:40:43,313 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9cdc31-7a0a-438f-8c68-d21701c0d239/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_multiply_17_good.i [2023-11-11 23:40:46,390 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:40:46,923 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:40:46,924 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9cdc31-7a0a-438f-8c68-d21701c0d239/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_multiply_17_good.i [2023-11-11 23:40:46,978 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9cdc31-7a0a-438f-8c68-d21701c0d239/bin/ukojak-verify-0OAaufAVZV/data/c662fa92a/16bbafd58cfd4c85971c7899a93fd8e7/FLAG53696ca5a [2023-11-11 23:40:47,000 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9cdc31-7a0a-438f-8c68-d21701c0d239/bin/ukojak-verify-0OAaufAVZV/data/c662fa92a/16bbafd58cfd4c85971c7899a93fd8e7 [2023-11-11 23:40:47,008 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:40:47,010 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:40:47,014 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:40:47,014 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:40:47,020 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:40:47,021 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:40:47" (1/1) ... [2023-11-11 23:40:47,023 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54271b24 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:40:47, skipping insertion in model container [2023-11-11 23:40:47,023 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:40:47" (1/1) ... [2023-11-11 23:40:47,127 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:40:47,646 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-11 23:40:48,271 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:40:48,292 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:40:48,328 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-11 23:40:48,448 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:40:48,603 WARN L672 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:40:48,603 WARN L672 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:40:48,603 WARN L672 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:40:48,604 WARN L672 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:40:48,604 WARN L672 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:40:48,612 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:40:48,613 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:40:48 WrapperNode [2023-11-11 23:40:48,613 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:40:48,614 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:40:48,614 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:40:48,614 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:40:48,621 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:40:48" (1/1) ... [2023-11-11 23:40:48,661 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:40:48" (1/1) ... [2023-11-11 23:40:48,714 INFO L138 Inliner]: procedures = 501, calls = 61, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 143 [2023-11-11 23:40:48,715 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:40:48,716 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:40:48,716 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:40:48,716 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:40:48,728 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:40:48" (1/1) ... [2023-11-11 23:40:48,728 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:40:48" (1/1) ... [2023-11-11 23:40:48,733 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:40:48" (1/1) ... [2023-11-11 23:40:48,733 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:40:48" (1/1) ... [2023-11-11 23:40:48,742 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:40:48" (1/1) ... [2023-11-11 23:40:48,747 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:40:48" (1/1) ... [2023-11-11 23:40:48,750 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:40:48" (1/1) ... [2023-11-11 23:40:48,753 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:40:48" (1/1) ... [2023-11-11 23:40:48,757 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:40:48,759 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:40:48,759 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:40:48,759 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:40:48,760 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:40:48" (1/1) ... [2023-11-11 23:40:48,768 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:40:48,802 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9cdc31-7a0a-438f-8c68-d21701c0d239/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:40:48,886 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9cdc31-7a0a-438f-8c68-d21701c0d239/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:40:48,916 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9cdc31-7a0a-438f-8c68-d21701c0d239/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:40:48,954 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2023-11-11 23:40:48,955 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2023-11-11 23:40:48,955 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-11 23:40:48,955 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-11 23:40:48,955 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:40:48,956 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:40:48,956 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:40:48,956 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-11 23:40:48,956 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:40:49,132 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:40:49,134 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:40:49,444 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:40:49,698 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:40:49,699 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-11 23:40:49,702 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:40:49 BoogieIcfgContainer [2023-11-11 23:40:49,702 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:40:49,703 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:40:49,704 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:40:49,716 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:40:49,717 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:40:49" (1/1) ... [2023-11-11 23:40:49,728 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:40:49,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:40:49,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 48 states and 57 transitions. [2023-11-11 23:40:49,792 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 57 transitions. [2023-11-11 23:40:49,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-11 23:40:49,796 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:40:49,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:40:49,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:40:50,477 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 23:40:50,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:40:50,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 50 states and 60 transitions. [2023-11-11 23:40:50,593 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 60 transitions. [2023-11-11 23:40:50,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-11 23:40:50,595 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:40:50,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:40:50,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:40:50,921 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 23:40:50,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:40:50,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 51 states and 61 transitions. [2023-11-11 23:40:50,960 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 61 transitions. [2023-11-11 23:40:50,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-11 23:40:50,961 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:40:50,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:40:51,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:40:51,323 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:40:51,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:40:51,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 47 states and 55 transitions. [2023-11-11 23:40:51,410 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 55 transitions. [2023-11-11 23:40:51,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-11 23:40:51,411 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:40:51,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:40:51,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:40:51,519 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:40:51,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:40:51,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 48 states and 57 transitions. [2023-11-11 23:40:51,563 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 57 transitions. [2023-11-11 23:40:51,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-11 23:40:51,564 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:40:51,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:40:51,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:40:51,690 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:40:51,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:40:51,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 51 states and 63 transitions. [2023-11-11 23:40:51,728 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 63 transitions. [2023-11-11 23:40:51,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-11 23:40:51,729 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:40:51,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:40:51,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:40:51,812 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:40:51,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:40:51,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 50 states and 62 transitions. [2023-11-11 23:40:51,851 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 62 transitions. [2023-11-11 23:40:51,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-11 23:40:51,852 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:40:51,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:40:51,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:40:51,962 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:40:51,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:40:51,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 51 states and 63 transitions. [2023-11-11 23:40:51,993 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 63 transitions. [2023-11-11 23:40:51,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-11 23:40:51,996 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:40:51,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:40:52,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:40:52,092 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:40:52,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:40:52,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 50 states and 62 transitions. [2023-11-11 23:40:52,197 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 62 transitions. [2023-11-11 23:40:52,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-11 23:40:52,198 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:40:52,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:40:52,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:40:52,290 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-11 23:40:52,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:40:52,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 52 states and 65 transitions. [2023-11-11 23:40:52,395 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 65 transitions. [2023-11-11 23:40:52,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-11 23:40:52,397 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:40:52,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:40:52,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:40:52,541 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 23:40:52,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:40:52,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 54 states and 68 transitions. [2023-11-11 23:40:52,621 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 68 transitions. [2023-11-11 23:40:52,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-11 23:40:52,625 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:40:52,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:40:52,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:40:52,748 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:40:52,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:40:52,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 55 states and 69 transitions. [2023-11-11 23:40:52,853 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 69 transitions. [2023-11-11 23:40:52,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-11 23:40:52,855 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:40:52,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:40:52,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:40:52,934 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 23:40:52,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:40:52,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 56 states and 70 transitions. [2023-11-11 23:40:52,961 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 70 transitions. [2023-11-11 23:40:52,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-11 23:40:52,965 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:40:52,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:40:52,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:40:53,055 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:40:53,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:40:53,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 47 states and 55 transitions. [2023-11-11 23:40:53,229 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 55 transitions. [2023-11-11 23:40:53,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-11 23:40:53,230 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:40:53,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:40:53,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:40:53,342 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:40:53,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:40:53,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 43 states and 49 transitions. [2023-11-11 23:40:53,458 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 49 transitions. [2023-11-11 23:40:53,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-11 23:40:53,459 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:40:53,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:40:53,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:40:53,547 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:40:53,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:40:53,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 46 states and 54 transitions. [2023-11-11 23:40:53,847 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 54 transitions. [2023-11-11 23:40:53,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-11 23:40:53,848 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:40:53,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:40:53,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:40:53,949 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:40:54,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:40:54,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 48 states and 58 transitions. [2023-11-11 23:40:54,411 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 58 transitions. [2023-11-11 23:40:54,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-11 23:40:54,414 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:40:54,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:40:54,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:40:54,480 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:40:54,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:40:54,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 50 states and 60 transitions. [2023-11-11 23:40:54,512 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 60 transitions. [2023-11-11 23:40:54,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-11 23:40:54,513 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:40:54,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:40:54,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:40:54,696 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-11 23:40:55,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:40:55,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 58 states and 73 transitions. [2023-11-11 23:40:55,271 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 73 transitions. [2023-11-11 23:40:55,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-11 23:40:55,272 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:40:55,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:40:55,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:40:55,356 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-11 23:40:55,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:40:55,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 59 states and 76 transitions. [2023-11-11 23:40:55,418 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 76 transitions. [2023-11-11 23:40:55,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-11 23:40:55,418 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:40:55,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:40:55,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:40:55,475 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-11 23:40:55,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:40:55,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 65 states and 82 transitions. [2023-11-11 23:40:55,932 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 82 transitions. [2023-11-11 23:40:55,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-11 23:40:55,933 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:40:55,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:40:55,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:40:55,991 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-11 23:40:56,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:40:56,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 70 states and 87 transitions. [2023-11-11 23:40:56,331 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 87 transitions. [2023-11-11 23:40:56,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-11 23:40:56,332 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:40:56,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:40:56,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:40:56,473 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-11 23:40:56,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:40:56,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 40 states and 44 transitions. [2023-11-11 23:40:56,810 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 44 transitions. [2023-11-11 23:40:56,810 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-11 23:40:56,810 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 23 iterations. [2023-11-11 23:40:56,820 INFO L753 CodeCheckObserver]: All specifications hold 12 specifications checked. All of them hold [2023-11-11 23:40:56,942 INFO L560 CodeCheckObserver]: Invariant with dag size 6 [2023-11-11 23:40:56,952 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-11 23:40:56,952 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-11 23:40:56,952 INFO L560 CodeCheckObserver]: Invariant with dag size 12 [2023-11-11 23:40:56,957 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-11 23:40:56,959 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 11.11 11:40:56 ImpRootNode [2023-11-11 23:40:56,959 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-11 23:40:56,961 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-11 23:40:56,961 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-11 23:40:56,961 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-11 23:40:56,962 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:40:49" (3/4) ... [2023-11-11 23:40:56,964 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-11 23:40:56,968 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2023-11-11 23:40:56,968 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2023-11-11 23:40:56,980 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 42 nodes and edges [2023-11-11 23:40:56,981 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2023-11-11 23:40:56,982 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-11 23:40:56,983 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-11 23:40:57,134 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9cdc31-7a0a-438f-8c68-d21701c0d239/bin/ukojak-verify-0OAaufAVZV/witness.graphml [2023-11-11 23:40:57,136 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9cdc31-7a0a-438f-8c68-d21701c0d239/bin/ukojak-verify-0OAaufAVZV/witness.yml [2023-11-11 23:40:57,136 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-11 23:40:57,137 INFO L158 Benchmark]: Toolchain (without parser) took 10126.97ms. Allocated memory was 180.4MB in the beginning and 262.1MB in the end (delta: 81.8MB). Free memory was 149.8MB in the beginning and 211.2MB in the end (delta: -61.4MB). Peak memory consumption was 19.5MB. Max. memory is 16.1GB. [2023-11-11 23:40:57,137 INFO L158 Benchmark]: CDTParser took 0.43ms. Allocated memory is still 130.0MB. Free memory is still 102.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:40:57,137 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1599.67ms. Allocated memory is still 180.4MB. Free memory was 148.9MB in the beginning and 86.2MB in the end (delta: 62.7MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. [2023-11-11 23:40:57,138 INFO L158 Benchmark]: Boogie Procedure Inliner took 101.24ms. Allocated memory is still 180.4MB. Free memory was 86.2MB in the beginning and 82.9MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-11 23:40:57,138 INFO L158 Benchmark]: Boogie Preprocessor took 41.87ms. Allocated memory is still 180.4MB. Free memory was 82.9MB in the beginning and 80.9MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:40:57,139 INFO L158 Benchmark]: RCFGBuilder took 943.78ms. Allocated memory is still 180.4MB. Free memory was 80.9MB in the beginning and 108.0MB in the end (delta: -27.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-11 23:40:57,139 INFO L158 Benchmark]: CodeCheck took 7256.04ms. Allocated memory was 180.4MB in the beginning and 262.1MB in the end (delta: 81.8MB). Free memory was 108.0MB in the beginning and 217.5MB in the end (delta: -109.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:40:57,140 INFO L158 Benchmark]: Witness Printer took 175.14ms. Allocated memory is still 262.1MB. Free memory was 217.5MB in the beginning and 211.2MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-11 23:40:57,144 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, 48 locations, 12 error locations. Started 1 CEGAR loops. OverallTime: 7.1s, OverallIterations: 23, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1507 SdHoareTripleChecker+Valid, 5.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 635 mSDsluCounter, 721 SdHoareTripleChecker+Invalid, 5.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 232 mSDsCounter, 705 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2562 IncrementalHoareTripleChecker+Invalid, 3267 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 705 mSolverCounterUnsat, 489 mSDtfsCounter, 2562 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3194 GetRequests, 3079 SyntacticMatches, 23 SemanticMatches, 92 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2483 ImplicationChecksByTransitivity, 3.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.5s InterpolantComputationTime, 435 NumberOfCodeBlocks, 435 NumberOfCodeBlocksAsserted, 22 NumberOfCheckSat, 413 ConstructedInterpolants, 0 QuantifiedInterpolants, 769 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 22 InterpolantComputations, 18 PerfectInterpolantSequences, 61/65 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: 1553]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1553]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1563]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1563]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1557]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1557]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1578]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1578]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1586]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1586]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1582]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1582]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 12 specifications checked. All of them hold - InvariantResult [Line: 1553]: Loop Invariant Derived loop invariant: ((1 <= i) || (i == 0)) - InvariantResult [Line: 1601]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1557]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1578]: Loop Invariant Derived loop invariant: ((h == 0) || (((1 <= h) && ((data + 2) <= 0)) && (0 <= (data + 2)))) - InvariantResult [Line: 1582]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43ms. Allocated memory is still 130.0MB. Free memory is still 102.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1599.67ms. Allocated memory is still 180.4MB. Free memory was 148.9MB in the beginning and 86.2MB in the end (delta: 62.7MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 101.24ms. Allocated memory is still 180.4MB. Free memory was 86.2MB in the beginning and 82.9MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 41.87ms. Allocated memory is still 180.4MB. Free memory was 82.9MB in the beginning and 80.9MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 943.78ms. Allocated memory is still 180.4MB. Free memory was 80.9MB in the beginning and 108.0MB in the end (delta: -27.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * CodeCheck took 7256.04ms. Allocated memory was 180.4MB in the beginning and 262.1MB in the end (delta: 81.8MB). Free memory was 108.0MB in the beginning and 217.5MB in the end (delta: -109.5MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 175.14ms. Allocated memory is still 262.1MB. Free memory was 217.5MB in the beginning and 211.2MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-11-11 23:40:57,175 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9cdc31-7a0a-438f-8c68-d21701c0d239/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