./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 cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61286e29-4305-40ab-9fa5-cdcb9738ddae/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61286e29-4305-40ab-9fa5-cdcb9738ddae/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_61286e29-4305-40ab-9fa5-cdcb9738ddae/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61286e29-4305-40ab-9fa5-cdcb9738ddae/bin/ukojak-verify-0OAaufAVZV/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_61286e29-4305-40ab-9fa5-cdcb9738ddae/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_61286e29-4305-40ab-9fa5-cdcb9738ddae/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 ef81808dbabc5963dd9b655eb43a7ab624abda13c0587648533de73800c0fdb5 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:43:30,797 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:43:30,936 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61286e29-4305-40ab-9fa5-cdcb9738ddae/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-11 23:43:30,949 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:43:30,950 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:43:31,011 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:43:31,013 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:43:31,013 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:43:31,015 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:43:31,020 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:43:31,021 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:43:31,021 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:43:31,022 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:43:31,024 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:43:31,024 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:43:31,025 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:43:31,025 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:43:31,026 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:43:31,026 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:43:31,027 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:43:31,027 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:43:31,028 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:43:31,028 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:43:31,029 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:43:31,029 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:43:31,030 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:43:31,030 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:43:31,031 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:43:31,031 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:43:31,032 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:43:31,033 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:43:31,034 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_61286e29-4305-40ab-9fa5-cdcb9738ddae/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61286e29-4305-40ab-9fa5-cdcb9738ddae/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ef81808dbabc5963dd9b655eb43a7ab624abda13c0587648533de73800c0fdb5 [2023-11-11 23:43:31,376 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:43:31,406 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:43:31,409 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:43:31,411 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:43:31,411 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:43:31,413 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61286e29-4305-40ab-9fa5-cdcb9738ddae/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_11_good.i [2023-11-11 23:43:34,731 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:43:35,252 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:43:35,256 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61286e29-4305-40ab-9fa5-cdcb9738ddae/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_11_good.i [2023-11-11 23:43:35,295 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61286e29-4305-40ab-9fa5-cdcb9738ddae/bin/ukojak-verify-0OAaufAVZV/data/17c44eb62/145c7841dc91443d9c722b04375ca065/FLAG2dd2558f0 [2023-11-11 23:43:35,316 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61286e29-4305-40ab-9fa5-cdcb9738ddae/bin/ukojak-verify-0OAaufAVZV/data/17c44eb62/145c7841dc91443d9c722b04375ca065 [2023-11-11 23:43:35,319 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:43:35,321 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:43:35,323 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:43:35,323 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:43:35,330 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:43:35,331 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:43:35" (1/1) ... [2023-11-11 23:43:35,332 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ad5cc70 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:43:35, skipping insertion in model container [2023-11-11 23:43:35,332 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:43:35" (1/1) ... [2023-11-11 23:43:35,413 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:43:35,879 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-11 23:43:36,585 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:43:36,599 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:43:36,658 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-11 23:43:36,761 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:43:36,992 WARN L672 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:43:36,992 WARN L672 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:43:36,992 WARN L672 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:43:36,993 WARN L672 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:43:36,993 WARN L672 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:43:36,993 WARN L672 CHandler]: The function fgets is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:43:37,002 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:43:37,002 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:43:37 WrapperNode [2023-11-11 23:43:37,003 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:43:37,004 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:43:37,005 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:43:37,005 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:43:37,013 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:43:37" (1/1) ... [2023-11-11 23:43:37,068 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:43:37" (1/1) ... [2023-11-11 23:43:37,119 INFO L138 Inliner]: procedures = 504, calls = 95, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 144 [2023-11-11 23:43:37,121 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:43:37,122 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:43:37,122 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:43:37,122 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:43:37,134 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:43:37" (1/1) ... [2023-11-11 23:43:37,134 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:43:37" (1/1) ... [2023-11-11 23:43:37,156 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:43:37" (1/1) ... [2023-11-11 23:43:37,157 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:43:37" (1/1) ... [2023-11-11 23:43:37,165 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:43:37" (1/1) ... [2023-11-11 23:43:37,173 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:43:37" (1/1) ... [2023-11-11 23:43:37,184 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:43:37" (1/1) ... [2023-11-11 23:43:37,186 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:43:37" (1/1) ... [2023-11-11 23:43:37,190 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:43:37,191 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:43:37,191 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:43:37,191 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:43:37,192 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:43:37" (1/1) ... [2023-11-11 23:43:37,199 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:43:37,215 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61286e29-4305-40ab-9fa5-cdcb9738ddae/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:43:37,250 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61286e29-4305-40ab-9fa5-cdcb9738ddae/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:43:37,279 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61286e29-4305-40ab-9fa5-cdcb9738ddae/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:43:37,344 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2023-11-11 23:43:37,345 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2023-11-11 23:43:37,345 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2023-11-11 23:43:37,345 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-11 23:43:37,346 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-11 23:43:37,346 INFO L130 BoogieDeclarations]: Found specification of procedure globalReturnsTrue [2023-11-11 23:43:37,346 INFO L138 BoogieDeclarations]: Found implementation of procedure globalReturnsTrue [2023-11-11 23:43:37,346 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:43:37,346 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-11 23:43:37,346 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:43:37,347 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:43:37,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:43:37,347 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:43:37,347 INFO L130 BoogieDeclarations]: Found specification of procedure globalReturnsFalse [2023-11-11 23:43:37,347 INFO L138 BoogieDeclarations]: Found implementation of procedure globalReturnsFalse [2023-11-11 23:43:37,349 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-11 23:43:37,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:43:37,585 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:43:37,587 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:43:37,852 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:43:37,938 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:43:37,938 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-11 23:43:37,953 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:43:37 BoogieIcfgContainer [2023-11-11 23:43:37,954 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:43:37,955 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:43:37,956 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:43:37,969 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:43:37,970 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:43:37" (1/1) ... [2023-11-11 23:43:37,984 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:43:38,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:38,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 77 states and 103 transitions. [2023-11-11 23:43:38,052 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 103 transitions. [2023-11-11 23:43:38,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-11 23:43:38,058 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:38,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:38,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:38,468 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:43:38,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:38,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 77 states and 102 transitions. [2023-11-11 23:43:38,595 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 102 transitions. [2023-11-11 23:43:38,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-11 23:43:38,596 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:38,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:38,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:38,814 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:43:38,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:38,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 83 states and 111 transitions. [2023-11-11 23:43:38,931 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 111 transitions. [2023-11-11 23:43:38,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-11 23:43:38,933 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:38,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:38,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:39,016 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:43:39,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:39,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 82 states and 110 transitions. [2023-11-11 23:43:39,114 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 110 transitions. [2023-11-11 23:43:39,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-11 23:43:39,117 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:39,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:39,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:39,295 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:43:39,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:39,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 75 states and 100 transitions. [2023-11-11 23:43:39,484 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 100 transitions. [2023-11-11 23:43:39,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-11 23:43:39,486 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:39,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:39,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:39,673 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-11 23:43:39,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:39,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 74 states and 97 transitions. [2023-11-11 23:43:39,873 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 97 transitions. [2023-11-11 23:43:39,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-11 23:43:39,876 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:39,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:39,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:40,032 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-11 23:43:40,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:40,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 74 states and 96 transitions. [2023-11-11 23:43:40,107 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 96 transitions. [2023-11-11 23:43:40,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-11 23:43:40,111 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:40,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:40,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:40,227 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-11 23:43:40,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:40,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 80 states and 105 transitions. [2023-11-11 23:43:40,309 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 105 transitions. [2023-11-11 23:43:40,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-11 23:43:40,313 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:40,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:40,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:40,414 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-11 23:43:40,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:40,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 79 states and 104 transitions. [2023-11-11 23:43:40,551 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 104 transitions. [2023-11-11 23:43:40,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-11 23:43:40,558 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:40,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:40,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:40,684 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-11 23:43:40,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:40,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 72 states and 94 transitions. [2023-11-11 23:43:40,936 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 94 transitions. [2023-11-11 23:43:40,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-11 23:43:40,938 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:40,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:40,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:41,122 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-11 23:43:41,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:41,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 72 states and 93 transitions. [2023-11-11 23:43:41,387 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 93 transitions. [2023-11-11 23:43:41,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-11 23:43:41,388 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:41,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:41,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:41,516 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-11 23:43:41,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:41,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 76 states and 100 transitions. [2023-11-11 23:43:41,594 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 100 transitions. [2023-11-11 23:43:41,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-11 23:43:41,600 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:41,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:41,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:41,683 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-11 23:43:41,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:41,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 77 states and 101 transitions. [2023-11-11 23:43:41,708 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 101 transitions. [2023-11-11 23:43:41,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-11 23:43:41,709 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:41,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:41,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:41,818 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-11 23:43:41,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:41,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 69 states and 88 transitions. [2023-11-11 23:43:41,894 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 88 transitions. [2023-11-11 23:43:41,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-11 23:43:41,895 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:41,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:41,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:42,013 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2023-11-11 23:43:42,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:42,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 69 states and 87 transitions. [2023-11-11 23:43:42,257 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 87 transitions. [2023-11-11 23:43:42,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-11 23:43:42,258 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:42,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:42,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:42,473 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2023-11-11 23:43:42,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:42,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 68 states and 86 transitions. [2023-11-11 23:43:42,620 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 86 transitions. [2023-11-11 23:43:42,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-11 23:43:42,621 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:42,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:42,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:42,752 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2023-11-11 23:43:42,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:42,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 67 states and 85 transitions. [2023-11-11 23:43:42,784 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 85 transitions. [2023-11-11 23:43:42,784 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-11 23:43:42,785 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 17 iterations. [2023-11-11 23:43:42,795 INFO L753 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2023-11-11 23:43:43,028 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-11 23:43:43,034 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 11.11 11:43:43 ImpRootNode [2023-11-11 23:43:43,034 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-11 23:43:43,035 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-11 23:43:43,035 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-11 23:43:43,035 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-11 23:43:43,035 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:43:37" (3/4) ... [2023-11-11 23:43:43,038 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-11 23:43:43,044 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2023-11-11 23:43:43,044 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure globalReturnsFalse [2023-11-11 23:43:43,044 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2023-11-11 23:43:43,045 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure globalReturnsTrue [2023-11-11 23:43:43,057 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 27 nodes and edges [2023-11-11 23:43:43,058 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2023-11-11 23:43:43,059 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-11-11 23:43:43,059 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-11 23:43:43,060 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-11 23:43:43,171 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61286e29-4305-40ab-9fa5-cdcb9738ddae/bin/ukojak-verify-0OAaufAVZV/witness.graphml [2023-11-11 23:43:43,172 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61286e29-4305-40ab-9fa5-cdcb9738ddae/bin/ukojak-verify-0OAaufAVZV/witness.yml [2023-11-11 23:43:43,172 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-11 23:43:43,173 INFO L158 Benchmark]: Toolchain (without parser) took 7851.57ms. Allocated memory was 151.0MB in the beginning and 190.8MB in the end (delta: 39.8MB). Free memory was 114.4MB in the beginning and 144.5MB in the end (delta: -30.2MB). Peak memory consumption was 10.2MB. Max. memory is 16.1GB. [2023-11-11 23:43:43,174 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 121.6MB. Free memory is still 95.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:43:43,174 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1680.11ms. Allocated memory is still 151.0MB. Free memory was 114.4MB in the beginning and 99.3MB in the end (delta: 15.1MB). Peak memory consumption was 55.1MB. Max. memory is 16.1GB. [2023-11-11 23:43:43,175 INFO L158 Benchmark]: Boogie Procedure Inliner took 117.10ms. Allocated memory is still 151.0MB. Free memory was 99.3MB in the beginning and 95.8MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-11 23:43:43,175 INFO L158 Benchmark]: Boogie Preprocessor took 68.26ms. Allocated memory is still 151.0MB. Free memory was 95.8MB in the beginning and 94.4MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:43:43,176 INFO L158 Benchmark]: RCFGBuilder took 763.50ms. Allocated memory is still 151.0MB. Free memory was 94.4MB in the beginning and 96.0MB in the end (delta: -1.7MB). Peak memory consumption was 10.3MB. Max. memory is 16.1GB. [2023-11-11 23:43:43,176 INFO L158 Benchmark]: CodeCheck took 5078.78ms. Allocated memory was 151.0MB in the beginning and 190.8MB in the end (delta: 39.8MB). Free memory was 96.0MB in the beginning and 150.8MB in the end (delta: -54.7MB). Peak memory consumption was 83.2MB. Max. memory is 16.1GB. [2023-11-11 23:43:43,177 INFO L158 Benchmark]: Witness Printer took 137.61ms. Allocated memory is still 190.8MB. Free memory was 150.8MB in the beginning and 144.5MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-11 23:43:43,179 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: 4.8s, 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, 4.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 545 mSDsluCounter, 1945 SdHoareTripleChecker+Invalid, 3.2s 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, 1.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.9s 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 0.26ms. Allocated memory is still 121.6MB. Free memory is still 95.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1680.11ms. Allocated memory is still 151.0MB. Free memory was 114.4MB in the beginning and 99.3MB in the end (delta: 15.1MB). Peak memory consumption was 55.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 117.10ms. Allocated memory is still 151.0MB. Free memory was 99.3MB in the beginning and 95.8MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 68.26ms. Allocated memory is still 151.0MB. Free memory was 95.8MB in the beginning and 94.4MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 763.50ms. Allocated memory is still 151.0MB. Free memory was 94.4MB in the beginning and 96.0MB in the end (delta: -1.7MB). Peak memory consumption was 10.3MB. Max. memory is 16.1GB. * CodeCheck took 5078.78ms. Allocated memory was 151.0MB in the beginning and 190.8MB in the end (delta: 39.8MB). Free memory was 96.0MB in the beginning and 150.8MB in the end (delta: -54.7MB). Peak memory consumption was 83.2MB. Max. memory is 16.1GB. * Witness Printer took 137.61ms. Allocated memory is still 190.8MB. Free memory was 150.8MB in the beginning and 144.5MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-11-11 23:43:43,208 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61286e29-4305-40ab-9fa5-cdcb9738ddae/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE