./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_11_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 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_a96d8c0a-54fa-4798-b9e8-1ee750367b81/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a96d8c0a-54fa-4798-b9e8-1ee750367b81/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a96d8c0a-54fa-4798-b9e8-1ee750367b81/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a96d8c0a-54fa-4798-b9e8-1ee750367b81/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_11_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a96d8c0a-54fa-4798-b9e8-1ee750367b81/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a96d8c0a-54fa-4798-b9e8-1ee750367b81/bin/ukojak-verify-i0I2FZA1j2 --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 ef81808dbabc5963dd9b655eb43a7ab624abda13c0587648533de73800c0fdb5 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:47:42,735 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:47:42,805 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a96d8c0a-54fa-4798-b9e8-1ee750367b81/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-21 18:47:42,810 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:47:42,811 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:47:42,836 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:47:42,837 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:47:42,837 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:47:42,838 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:47:42,839 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:47:42,839 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:47:42,840 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:47:42,840 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:47:42,841 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:47:42,841 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:47:42,842 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:47:42,842 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:47:42,843 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:47:42,843 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:47:42,844 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:47:42,844 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:47:42,845 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:47:42,845 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:47:42,846 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:47:42,846 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:47:42,846 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:47:42,847 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:47:42,847 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:47:42,848 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:47:42,848 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:47:42,848 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:47:42,849 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:47:42,849 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_a96d8c0a-54fa-4798-b9e8-1ee750367b81/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a96d8c0a-54fa-4798-b9e8-1ee750367b81/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ef81808dbabc5963dd9b655eb43a7ab624abda13c0587648533de73800c0fdb5 [2023-11-21 18:47:43,100 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:47:43,134 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:47:43,137 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:47:43,138 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:47:43,139 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:47:43,149 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a96d8c0a-54fa-4798-b9e8-1ee750367b81/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_11_good.i [2023-11-21 18:47:46,319 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:47:46,795 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:47:46,796 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a96d8c0a-54fa-4798-b9e8-1ee750367b81/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_11_good.i [2023-11-21 18:47:46,832 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a96d8c0a-54fa-4798-b9e8-1ee750367b81/bin/ukojak-verify-i0I2FZA1j2/data/39efd2b17/f9344c25959645d2a5fcf6ba28e17f96/FLAG7a4a88b42 [2023-11-21 18:47:46,847 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a96d8c0a-54fa-4798-b9e8-1ee750367b81/bin/ukojak-verify-i0I2FZA1j2/data/39efd2b17/f9344c25959645d2a5fcf6ba28e17f96 [2023-11-21 18:47:46,850 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:47:46,852 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:47:46,855 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:47:46,855 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:47:46,861 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:47:46,862 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:47:46" (1/1) ... [2023-11-21 18:47:46,863 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6499230d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:47:46, skipping insertion in model container [2023-11-21 18:47:46,864 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:47:46" (1/1) ... [2023-11-21 18:47:46,956 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:47:47,389 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:47:48,149 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:47:48,166 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:47:48,191 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:47:48,325 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:47:48,537 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:47:48,538 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:47:48,538 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:47:48,538 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:47:48,538 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:47:48,539 WARN L675 CHandler]: The function fgets is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:47:48,547 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:47:48,548 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:47:48 WrapperNode [2023-11-21 18:47:48,548 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:47:48,549 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:47:48,550 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:47:48,550 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:47:48,558 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:47:48" (1/1) ... [2023-11-21 18:47:48,625 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:47:48" (1/1) ... [2023-11-21 18:47:48,657 INFO L138 Inliner]: procedures = 504, calls = 95, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 143 [2023-11-21 18:47:48,658 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:47:48,659 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:47:48,659 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:47:48,659 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:47:48,669 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:47:48" (1/1) ... [2023-11-21 18:47:48,670 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:47:48" (1/1) ... [2023-11-21 18:47:48,673 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:47:48" (1/1) ... [2023-11-21 18:47:48,673 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:47:48" (1/1) ... [2023-11-21 18:47:48,682 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:47:48" (1/1) ... [2023-11-21 18:47:48,699 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:47:48" (1/1) ... [2023-11-21 18:47:48,702 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:47:48" (1/1) ... [2023-11-21 18:47:48,704 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:47:48" (1/1) ... [2023-11-21 18:47:48,708 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:47:48,709 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:47:48,710 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:47:48,710 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:47:48,714 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:47:48" (1/1) ... [2023-11-21 18:47:48,720 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:47:48,740 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a96d8c0a-54fa-4798-b9e8-1ee750367b81/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:47:48,763 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a96d8c0a-54fa-4798-b9e8-1ee750367b81/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:47:48,766 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a96d8c0a-54fa-4798-b9e8-1ee750367b81/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:47:48,801 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2023-11-21 18:47:48,802 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2023-11-21 18:47:48,802 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2023-11-21 18:47:48,802 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-21 18:47:48,803 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-21 18:47:48,803 INFO L130 BoogieDeclarations]: Found specification of procedure globalReturnsTrue [2023-11-21 18:47:48,803 INFO L138 BoogieDeclarations]: Found implementation of procedure globalReturnsTrue [2023-11-21 18:47:48,803 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:47:48,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-21 18:47:48,804 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:47:48,804 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:47:48,804 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:47:48,804 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:47:48,804 INFO L130 BoogieDeclarations]: Found specification of procedure globalReturnsFalse [2023-11-21 18:47:48,807 INFO L138 BoogieDeclarations]: Found implementation of procedure globalReturnsFalse [2023-11-21 18:47:48,807 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-21 18:47:48,807 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:47:49,063 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:47:49,065 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:47:49,414 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:47:49,472 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:47:49,474 INFO L308 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-21 18:47:49,476 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:47:49 BoogieIcfgContainer [2023-11-21 18:47:49,477 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:47:49,478 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:47:49,479 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:47:49,491 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:47:49,492 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:47:49" (1/1) ... [2023-11-21 18:47:49,504 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:47:49,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:49,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 77 states and 103 transitions. [2023-11-21 18:47:49,595 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 103 transitions. [2023-11-21 18:47:49,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:47:49,603 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:49,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:49,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:50,022 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:47:50,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:50,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 77 states and 102 transitions. [2023-11-21 18:47:50,102 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 102 transitions. [2023-11-21 18:47:50,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:47:50,104 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:50,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:50,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:50,270 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:47:50,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:50,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 83 states and 111 transitions. [2023-11-21 18:47:50,326 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 111 transitions. [2023-11-21 18:47:50,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:47:50,327 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:50,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:50,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:50,478 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:47:50,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:50,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 82 states and 110 transitions. [2023-11-21 18:47:50,591 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 110 transitions. [2023-11-21 18:47:50,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 18:47:50,594 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:50,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:50,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:50,758 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:47:50,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:50,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 75 states and 100 transitions. [2023-11-21 18:47:50,943 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 100 transitions. [2023-11-21 18:47:50,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-21 18:47:50,945 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:50,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:50,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:51,135 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-21 18:47:51,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:51,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 74 states and 97 transitions. [2023-11-21 18:47:51,330 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 97 transitions. [2023-11-21 18:47:51,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-21 18:47:51,339 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:51,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:51,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:51,483 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:47:51,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:51,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 74 states and 96 transitions. [2023-11-21 18:47:51,540 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 96 transitions. [2023-11-21 18:47:51,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-21 18:47:51,542 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:51,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:51,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:51,646 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-21 18:47:51,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:51,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 80 states and 105 transitions. [2023-11-21 18:47:51,717 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 105 transitions. [2023-11-21 18:47:51,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-21 18:47:51,719 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:51,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:51,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:51,798 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-21 18:47:51,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:51,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 79 states and 104 transitions. [2023-11-21 18:47:51,922 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 104 transitions. [2023-11-21 18:47:51,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-21 18:47:51,923 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:51,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:51,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:52,054 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:47:52,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:52,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 72 states and 94 transitions. [2023-11-21 18:47:52,293 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 94 transitions. [2023-11-21 18:47:52,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-21 18:47:52,294 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:52,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:52,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:52,455 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-21 18:47:52,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:52,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 72 states and 93 transitions. [2023-11-21 18:47:52,652 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 93 transitions. [2023-11-21 18:47:52,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-21 18:47:52,654 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:52,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:52,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:52,807 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-21 18:47:52,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:52,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 76 states and 100 transitions. [2023-11-21 18:47:52,874 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 100 transitions. [2023-11-21 18:47:52,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-21 18:47:52,880 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:52,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:52,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:53,016 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-21 18:47:53,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:53,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 77 states and 101 transitions. [2023-11-21 18:47:53,050 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 101 transitions. [2023-11-21 18:47:53,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-21 18:47:53,051 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:53,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:53,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:53,189 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-21 18:47:53,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:53,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 69 states and 88 transitions. [2023-11-21 18:47:53,268 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 88 transitions. [2023-11-21 18:47:53,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-21 18:47:53,269 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:53,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:53,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:53,408 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2023-11-21 18:47:53,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:53,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 69 states and 87 transitions. [2023-11-21 18:47:53,610 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 87 transitions. [2023-11-21 18:47:53,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-21 18:47:53,611 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:53,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:53,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:53,863 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2023-11-21 18:47:53,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:53,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 68 states and 86 transitions. [2023-11-21 18:47:53,990 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 86 transitions. [2023-11-21 18:47:53,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-21 18:47:53,992 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:53,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:54,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:54,134 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2023-11-21 18:47:54,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:54,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 67 states and 85 transitions. [2023-11-21 18:47:54,162 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 85 transitions. [2023-11-21 18:47:54,163 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-21 18:47:54,164 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 17 iterations. [2023-11-21 18:47:54,178 INFO L751 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2023-11-21 18:47:54,350 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-21 18:47:54,355 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 06:47:54 ImpRootNode [2023-11-21 18:47:54,356 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-21 18:47:54,356 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-21 18:47:54,356 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-21 18:47:54,357 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-21 18:47:54,357 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:47:49" (3/4) ... [2023-11-21 18:47:54,359 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-21 18:47:54,362 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2023-11-21 18:47:54,363 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure globalReturnsFalse [2023-11-21 18:47:54,363 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2023-11-21 18:47:54,363 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure globalReturnsTrue [2023-11-21 18:47:54,370 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2023-11-21 18:47:54,371 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2023-11-21 18:47:54,372 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-11-21 18:47:54,372 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-21 18:47:54,373 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-21 18:47:54,517 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a96d8c0a-54fa-4798-b9e8-1ee750367b81/bin/ukojak-verify-i0I2FZA1j2/witness.graphml [2023-11-21 18:47:54,518 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a96d8c0a-54fa-4798-b9e8-1ee750367b81/bin/ukojak-verify-i0I2FZA1j2/witness.yml [2023-11-21 18:47:54,518 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-21 18:47:54,519 INFO L158 Benchmark]: Toolchain (without parser) took 7666.58ms. Allocated memory was 138.4MB in the beginning and 174.1MB in the end (delta: 35.7MB). Free memory was 90.9MB in the beginning and 63.1MB in the end (delta: 27.8MB). Peak memory consumption was 63.9MB. Max. memory is 16.1GB. [2023-11-21 18:47:54,519 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 111.1MB. Free memory was 87.1MB in the beginning and 86.9MB in the end (delta: 162.2kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:47:54,520 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1693.72ms. Allocated memory is still 138.4MB. Free memory was 90.5MB in the beginning and 73.0MB in the end (delta: 17.5MB). Peak memory consumption was 47.0MB. Max. memory is 16.1GB. [2023-11-21 18:47:54,520 INFO L158 Benchmark]: Boogie Procedure Inliner took 108.75ms. Allocated memory is still 138.4MB. Free memory was 73.0MB in the beginning and 69.6MB in the end (delta: 3.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:47:54,520 INFO L158 Benchmark]: Boogie Preprocessor took 49.87ms. Allocated memory is still 138.4MB. Free memory was 69.6MB in the beginning and 67.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:47:54,521 INFO L158 Benchmark]: RCFGBuilder took 767.53ms. Allocated memory is still 138.4MB. Free memory was 67.5MB in the beginning and 98.2MB in the end (delta: -30.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-21 18:47:54,521 INFO L158 Benchmark]: CodeCheck took 4878.06ms. Allocated memory was 138.4MB in the beginning and 174.1MB in the end (delta: 35.7MB). Free memory was 98.2MB in the beginning and 70.4MB in the end (delta: 27.8MB). Peak memory consumption was 64.2MB. Max. memory is 16.1GB. [2023-11-21 18:47:54,522 INFO L158 Benchmark]: Witness Printer took 161.84ms. Allocated memory is still 174.1MB. Free memory was 70.4MB in the beginning and 63.1MB in the end (delta: 7.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-21 18:47:54,524 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 5 procedures, 77 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 4.6s, OverallIterations: 17, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2528 SdHoareTripleChecker+Valid, 3.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 545 mSDsluCounter, 1945 SdHoareTripleChecker+Invalid, 2.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 286 mSDsCounter, 455 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1709 IncrementalHoareTripleChecker+Invalid, 2164 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 455 mSolverCounterUnsat, 1659 mSDtfsCounter, 1709 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 4994 GetRequests, 4924 SyntacticMatches, 12 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 824 ImplicationChecksByTransitivity, 1.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 2.0s InterpolantComputationTime, 650 NumberOfCodeBlocks, 650 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 634 ConstructedInterpolants, 0 QuantifiedInterpolants, 850 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 16 InterpolantComputations, 13 PerfectInterpolantSequences, 238/242 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: 1574]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1574]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1605]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1605]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1629]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1629]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1645]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1645]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 8 specifications checked. All of them hold - InvariantResult [Line: 1662]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 111.1MB. Free memory was 87.1MB in the beginning and 86.9MB in the end (delta: 162.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1693.72ms. Allocated memory is still 138.4MB. Free memory was 90.5MB in the beginning and 73.0MB in the end (delta: 17.5MB). Peak memory consumption was 47.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 108.75ms. Allocated memory is still 138.4MB. Free memory was 73.0MB in the beginning and 69.6MB in the end (delta: 3.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 49.87ms. Allocated memory is still 138.4MB. Free memory was 69.6MB in the beginning and 67.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 767.53ms. Allocated memory is still 138.4MB. Free memory was 67.5MB in the beginning and 98.2MB in the end (delta: -30.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 4878.06ms. Allocated memory was 138.4MB in the beginning and 174.1MB in the end (delta: 35.7MB). Free memory was 98.2MB in the beginning and 70.4MB in the end (delta: 27.8MB). Peak memory consumption was 64.2MB. Max. memory is 16.1GB. * Witness Printer took 161.84ms. Allocated memory is still 174.1MB. Free memory was 70.4MB in the beginning and 63.1MB in the end (delta: 7.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-11-21 18:47:54,570 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a96d8c0a-54fa-4798-b9e8-1ee750367b81/bin/ukojak-verify-i0I2FZA1j2/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