./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_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_c6b6bb58-3bbf-417e-aab0-6d2ea67cb365/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b6bb58-3bbf-417e-aab0-6d2ea67cb365/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_c6b6bb58-3bbf-417e-aab0-6d2ea67cb365/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b6bb58-3bbf-417e-aab0-6d2ea67cb365/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_17_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b6bb58-3bbf-417e-aab0-6d2ea67cb365/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_c6b6bb58-3bbf-417e-aab0-6d2ea67cb365/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 0d9fe6afba387bdc3df869af849969106aba5d49894367553fbb218bd7a49eac --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:03:35,489 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:03:35,630 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b6bb58-3bbf-417e-aab0-6d2ea67cb365/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-12 00:03:35,639 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:03:35,640 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-12 00:03:35,683 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:03:35,684 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:03:35,685 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-12 00:03:35,686 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 00:03:35,692 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 00:03:35,693 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:03:35,694 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:03:35,695 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:03:35,697 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:03:35,697 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:03:35,698 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:03:35,698 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:03:35,699 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-12 00:03:35,699 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 00:03:35,700 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:03:35,700 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:03:35,701 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-12 00:03:35,702 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-12 00:03:35,703 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:03:35,703 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:03:35,704 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:03:35,704 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:03:35,705 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:03:35,705 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-12 00:03:35,706 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:03:35,707 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:03:35,708 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_c6b6bb58-3bbf-417e-aab0-6d2ea67cb365/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b6bb58-3bbf-417e-aab0-6d2ea67cb365/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0d9fe6afba387bdc3df869af849969106aba5d49894367553fbb218bd7a49eac [2023-11-12 00:03:36,073 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:03:36,113 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:03:36,116 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:03:36,118 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:03:36,119 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:03:36,120 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b6bb58-3bbf-417e-aab0-6d2ea67cb365/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_17_good.i [2023-11-12 00:03:39,920 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:03:40,457 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:03:40,457 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b6bb58-3bbf-417e-aab0-6d2ea67cb365/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_17_good.i [2023-11-12 00:03:40,506 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b6bb58-3bbf-417e-aab0-6d2ea67cb365/bin/ukojak-verify-0OAaufAVZV/data/a887893e2/3f2dc3c6e8434a7393def6b6fe51be2c/FLAGb08f9700d [2023-11-12 00:03:40,532 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b6bb58-3bbf-417e-aab0-6d2ea67cb365/bin/ukojak-verify-0OAaufAVZV/data/a887893e2/3f2dc3c6e8434a7393def6b6fe51be2c [2023-11-12 00:03:40,539 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:03:40,543 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:03:40,547 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:03:40,548 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:03:40,554 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:03:40,555 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:03:40" (1/1) ... [2023-11-12 00:03:40,557 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31de1b92 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:40, skipping insertion in model container [2023-11-12 00:03:40,557 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:03:40" (1/1) ... [2023-11-12 00:03:40,630 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:03:41,182 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-12 00:03:42,023 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:03:42,075 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:03:42,115 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-12 00:03:42,262 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:03:42,463 WARN L672 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:03:42,463 WARN L672 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:03:42,463 WARN L672 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:03:42,464 WARN L672 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:03:42,464 WARN L672 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:03:42,464 WARN L672 CHandler]: The function fgets is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:03:42,482 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:03:42,483 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:42 WrapperNode [2023-11-12 00:03:42,483 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:03:42,485 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:03:42,485 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:03:42,485 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:03:42,495 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:42" (1/1) ... [2023-11-12 00:03:42,559 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:42" (1/1) ... [2023-11-12 00:03:42,595 INFO L138 Inliner]: procedures = 502, calls = 69, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 109 [2023-11-12 00:03:42,596 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:03:42,596 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:03:42,597 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:03:42,597 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:03:42,609 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:42" (1/1) ... [2023-11-12 00:03:42,610 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:42" (1/1) ... [2023-11-12 00:03:42,614 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:42" (1/1) ... [2023-11-12 00:03:42,615 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:42" (1/1) ... [2023-11-12 00:03:42,625 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:42" (1/1) ... [2023-11-12 00:03:42,630 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:42" (1/1) ... [2023-11-12 00:03:42,633 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:42" (1/1) ... [2023-11-12 00:03:42,635 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:42" (1/1) ... [2023-11-12 00:03:42,640 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:03:42,641 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:03:42,642 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:03:42,642 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:03:42,643 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:42" (1/1) ... [2023-11-12 00:03:42,651 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:03:42,671 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b6bb58-3bbf-417e-aab0-6d2ea67cb365/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-12 00:03:42,691 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b6bb58-3bbf-417e-aab0-6d2ea67cb365/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-12 00:03:42,734 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b6bb58-3bbf-417e-aab0-6d2ea67cb365/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-12 00:03:42,769 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2023-11-12 00:03:42,770 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2023-11-12 00:03:42,770 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2023-11-12 00:03:42,770 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-12 00:03:42,771 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-12 00:03:42,771 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 00:03:42,771 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-12 00:03:42,772 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:03:42,772 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:03:42,772 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:03:42,772 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 00:03:42,773 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-12 00:03:42,773 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:03:43,009 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:03:43,012 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:03:43,365 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:03:43,450 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:03:43,451 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-12 00:03:43,454 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:03:43 BoogieIcfgContainer [2023-11-12 00:03:43,454 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:03:43,456 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-12 00:03:43,456 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-12 00:03:43,466 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-12 00:03:43,466 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:03:43" (1/1) ... [2023-11-12 00:03:43,475 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:03:43,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:03:43,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 51 states and 62 transitions. [2023-11-12 00:03:43,549 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 62 transitions. [2023-11-12 00:03:43,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-12 00:03:43,556 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:03:43,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:03:43,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:03:44,180 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:03:44,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:03:44,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 55 states and 69 transitions. [2023-11-12 00:03:44,290 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 69 transitions. [2023-11-12 00:03:44,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-12 00:03:44,295 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:03:44,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:03:44,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:03:44,489 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:03:44,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:03:44,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 56 states and 70 transitions. [2023-11-12 00:03:44,521 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 70 transitions. [2023-11-12 00:03:44,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-12 00:03:44,522 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:03:44,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:03:44,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:03:44,675 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-12 00:03:44,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:03:44,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 57 states and 71 transitions. [2023-11-12 00:03:44,701 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 71 transitions. [2023-11-12 00:03:44,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-12 00:03:44,702 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:03:44,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:03:44,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:03:44,877 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:03:44,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:03:44,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 50 states and 60 transitions. [2023-11-12 00:03:44,971 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 60 transitions. [2023-11-12 00:03:44,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-12 00:03:44,973 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:03:44,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:03:44,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:03:45,071 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-12 00:03:45,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:03:45,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 51 states and 62 transitions. [2023-11-12 00:03:45,113 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 62 transitions. [2023-11-12 00:03:45,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-12 00:03:45,114 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:03:45,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:03:45,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:03:45,203 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-12 00:03:45,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:03:45,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 54 states and 68 transitions. [2023-11-12 00:03:45,247 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 68 transitions. [2023-11-12 00:03:45,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-12 00:03:45,248 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:03:45,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:03:45,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:03:45,341 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-12 00:03:45,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:03:45,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 53 states and 67 transitions. [2023-11-12 00:03:45,387 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 67 transitions. [2023-11-12 00:03:45,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-12 00:03:45,388 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:03:45,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:03:45,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:03:45,484 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-12 00:03:45,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:03:45,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 54 states and 68 transitions. [2023-11-12 00:03:45,516 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 68 transitions. [2023-11-12 00:03:45,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-12 00:03:45,518 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:03:45,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:03:45,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:03:45,590 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-12 00:03:45,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:03:45,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 53 states and 67 transitions. [2023-11-12 00:03:45,686 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 67 transitions. [2023-11-12 00:03:45,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-12 00:03:45,690 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:03:45,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:03:45,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:03:45,791 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-12 00:03:45,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:03:45,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 55 states and 70 transitions. [2023-11-12 00:03:45,909 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 70 transitions. [2023-11-12 00:03:45,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-12 00:03:45,917 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:03:45,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:03:45,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:03:46,060 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-12 00:03:46,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:03:46,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 57 states and 73 transitions. [2023-11-12 00:03:46,150 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 73 transitions. [2023-11-12 00:03:46,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-12 00:03:46,151 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:03:46,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:03:46,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:03:46,253 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-12 00:03:46,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:03:46,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 58 states and 74 transitions. [2023-11-12 00:03:46,376 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 74 transitions. [2023-11-12 00:03:46,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-12 00:03:46,377 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:03:46,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:03:46,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:03:46,481 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-12 00:03:46,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:03:46,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 59 states and 75 transitions. [2023-11-12 00:03:46,504 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 75 transitions. [2023-11-12 00:03:46,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-12 00:03:46,505 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:03:46,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:03:46,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:03:46,582 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-12 00:03:46,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:03:46,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 50 states and 60 transitions. [2023-11-12 00:03:46,940 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 60 transitions. [2023-11-12 00:03:46,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-12 00:03:46,941 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:03:46,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:03:46,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:03:47,054 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-12 00:03:47,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:03:47,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 46 states and 54 transitions. [2023-11-12 00:03:47,190 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 54 transitions. [2023-11-12 00:03:47,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-12 00:03:47,191 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:03:47,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:03:47,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:03:47,280 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-12 00:03:47,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:03:47,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 49 states and 59 transitions. [2023-11-12 00:03:47,663 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 59 transitions. [2023-11-12 00:03:47,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-12 00:03:47,664 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:03:47,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:03:47,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:03:47,737 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-12 00:03:47,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:03:47,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 50 states and 60 transitions. [2023-11-12 00:03:47,752 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 60 transitions. [2023-11-12 00:03:47,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-12 00:03:47,753 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:03:47,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:03:47,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:03:47,879 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-12 00:03:48,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:03:48,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 58 states and 72 transitions. [2023-11-12 00:03:48,159 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 72 transitions. [2023-11-12 00:03:48,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-12 00:03:48,160 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:03:48,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:03:48,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:03:48,218 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-12 00:03:48,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:03:48,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 59 states and 74 transitions. [2023-11-12 00:03:48,241 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 74 transitions. [2023-11-12 00:03:48,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-12 00:03:48,242 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:03:48,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:03:48,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:03:48,291 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-12 00:03:48,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:03:48,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 64 states and 79 transitions. [2023-11-12 00:03:48,563 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 79 transitions. [2023-11-12 00:03:48,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-12 00:03:48,563 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:03:48,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:03:48,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:03:48,676 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-12 00:03:48,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:03:48,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 43 states and 49 transitions. [2023-11-12 00:03:48,943 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 49 transitions. [2023-11-12 00:03:48,943 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-12 00:03:48,944 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 22 iterations. [2023-11-12 00:03:48,953 INFO L753 CodeCheckObserver]: All specifications hold 12 specifications checked. All of them hold [2023-11-12 00:03:49,073 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-12 00:03:49,077 INFO L560 CodeCheckObserver]: Invariant with dag size 10 [2023-11-12 00:03:49,081 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-12 00:03:49,081 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-12 00:03:49,081 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-12 00:03:49,083 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 12.11 12:03:49 ImpRootNode [2023-11-12 00:03:49,083 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-12 00:03:49,084 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-12 00:03:49,084 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-12 00:03:49,084 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-12 00:03:49,084 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:03:43" (3/4) ... [2023-11-12 00:03:49,087 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-12 00:03:49,091 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2023-11-12 00:03:49,092 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2023-11-12 00:03:49,100 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 27 nodes and edges [2023-11-12 00:03:49,100 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2023-11-12 00:03:49,100 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-11-12 00:03:49,101 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-12 00:03:49,237 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b6bb58-3bbf-417e-aab0-6d2ea67cb365/bin/ukojak-verify-0OAaufAVZV/witness.graphml [2023-11-12 00:03:49,240 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b6bb58-3bbf-417e-aab0-6d2ea67cb365/bin/ukojak-verify-0OAaufAVZV/witness.yml [2023-11-12 00:03:49,240 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-12 00:03:49,241 INFO L158 Benchmark]: Toolchain (without parser) took 8698.29ms. Allocated memory was 125.8MB in the beginning and 197.1MB in the end (delta: 71.3MB). Free memory was 82.7MB in the beginning and 138.4MB in the end (delta: -55.7MB). Peak memory consumption was 17.7MB. Max. memory is 16.1GB. [2023-11-12 00:03:49,241 INFO L158 Benchmark]: CDTParser took 0.45ms. Allocated memory is still 125.8MB. Free memory is still 74.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:03:49,241 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1936.59ms. Allocated memory was 125.8MB in the beginning and 163.6MB in the end (delta: 37.7MB). Free memory was 82.3MB in the beginning and 92.4MB in the end (delta: -10.0MB). Peak memory consumption was 36.5MB. Max. memory is 16.1GB. [2023-11-12 00:03:49,242 INFO L158 Benchmark]: Boogie Procedure Inliner took 111.00ms. Allocated memory is still 163.6MB. Free memory was 92.4MB in the beginning and 89.2MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:03:49,242 INFO L158 Benchmark]: Boogie Preprocessor took 43.90ms. Allocated memory is still 163.6MB. Free memory was 89.2MB in the beginning and 87.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:03:49,242 INFO L158 Benchmark]: RCFGBuilder took 813.40ms. Allocated memory is still 163.6MB. Free memory was 87.1MB in the beginning and 69.3MB in the end (delta: 17.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-12 00:03:49,243 INFO L158 Benchmark]: CodeCheck took 5627.49ms. Allocated memory was 163.6MB in the beginning and 197.1MB in the end (delta: 33.6MB). Free memory was 68.2MB in the beginning and 143.6MB in the end (delta: -75.4MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:03:49,243 INFO L158 Benchmark]: Witness Printer took 156.30ms. Allocated memory is still 197.1MB. Free memory was 143.6MB in the beginning and 138.4MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-12 00:03:49,245 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, 51 locations, 12 error locations. Started 1 CEGAR loops. OverallTime: 5.5s, OverallIterations: 22, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1393 SdHoareTripleChecker+Valid, 4.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 577 mSDsluCounter, 812 SdHoareTripleChecker+Invalid, 3.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 274 mSDsCounter, 589 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2122 IncrementalHoareTripleChecker+Invalid, 2711 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 589 mSolverCounterUnsat, 538 mSDtfsCounter, 2122 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3271 GetRequests, 3199 SyntacticMatches, 0 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1469 ImplicationChecksByTransitivity, 2.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 2.0s InterpolantComputationTime, 432 NumberOfCodeBlocks, 432 NumberOfCodeBlocksAsserted, 21 NumberOfCheckSat, 411 ConstructedInterpolants, 0 QuantifiedInterpolants, 649 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 21 InterpolantComputations, 17 PerfectInterpolantSequences, 55/59 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: 1573]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1573]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1567]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1567]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1588]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1588]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1596]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1596]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1592]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1592]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 12 specifications checked. All of them hold - InvariantResult [Line: 1592]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1588]: Loop Invariant Derived loop invariant: (((1 <= h) && (data == 2)) || (h == 0)) - InvariantResult [Line: 1553]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1567]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1611]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45ms. Allocated memory is still 125.8MB. Free memory is still 74.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1936.59ms. Allocated memory was 125.8MB in the beginning and 163.6MB in the end (delta: 37.7MB). Free memory was 82.3MB in the beginning and 92.4MB in the end (delta: -10.0MB). Peak memory consumption was 36.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 111.00ms. Allocated memory is still 163.6MB. Free memory was 92.4MB in the beginning and 89.2MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 43.90ms. Allocated memory is still 163.6MB. Free memory was 89.2MB in the beginning and 87.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 813.40ms. Allocated memory is still 163.6MB. Free memory was 87.1MB in the beginning and 69.3MB in the end (delta: 17.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 5627.49ms. Allocated memory was 163.6MB in the beginning and 197.1MB in the end (delta: 33.6MB). Free memory was 68.2MB in the beginning and 143.6MB in the end (delta: -75.4MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 156.30ms. Allocated memory is still 197.1MB. Free memory was 143.6MB in the beginning and 138.4MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-11-12 00:03:49,265 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b6bb58-3bbf-417e-aab0-6d2ea67cb365/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE