./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_13_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_8d2c602f-4cc5-44ed-a35a-1d2072e6869e/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d2c602f-4cc5-44ed-a35a-1d2072e6869e/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_8d2c602f-4cc5-44ed-a35a-1d2072e6869e/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d2c602f-4cc5-44ed-a35a-1d2072e6869e/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_13_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d2c602f-4cc5-44ed-a35a-1d2072e6869e/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_8d2c602f-4cc5-44ed-a35a-1d2072e6869e/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 a44774538e2e6d82a57b946aba3559a8b62f5d394d13b4a2bf8627bc585ddf2e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:46:21,994 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:46:22,068 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d2c602f-4cc5-44ed-a35a-1d2072e6869e/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-21 18:46:22,074 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:46:22,075 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:46:22,101 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:46:22,102 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:46:22,102 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:46:22,103 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:46:22,104 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:46:22,104 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:46:22,105 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:46:22,106 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:46:22,106 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:46:22,107 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:46:22,107 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:46:22,108 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:46:22,108 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:46:22,109 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:46:22,110 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:46:22,110 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:46:22,111 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:46:22,112 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:46:22,112 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:46:22,113 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:46:22,113 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:46:22,114 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:46:22,114 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:46:22,115 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:46:22,115 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:46:22,116 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:46:22,116 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:46:22,117 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_8d2c602f-4cc5-44ed-a35a-1d2072e6869e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d2c602f-4cc5-44ed-a35a-1d2072e6869e/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a44774538e2e6d82a57b946aba3559a8b62f5d394d13b4a2bf8627bc585ddf2e [2023-11-21 18:46:22,364 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:46:22,398 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:46:22,401 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:46:22,404 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:46:22,405 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:46:22,406 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d2c602f-4cc5-44ed-a35a-1d2072e6869e/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_13_good.i [2023-11-21 18:46:25,670 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:46:26,232 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:46:26,236 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d2c602f-4cc5-44ed-a35a-1d2072e6869e/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_13_good.i [2023-11-21 18:46:26,271 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d2c602f-4cc5-44ed-a35a-1d2072e6869e/bin/ukojak-verify-i0I2FZA1j2/data/a880a647e/a48c685119464c378748ee408cea538e/FLAG1300ea5c2 [2023-11-21 18:46:26,289 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d2c602f-4cc5-44ed-a35a-1d2072e6869e/bin/ukojak-verify-i0I2FZA1j2/data/a880a647e/a48c685119464c378748ee408cea538e [2023-11-21 18:46:26,292 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:46:26,294 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:46:26,295 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:46:26,295 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:46:26,301 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:46:26,302 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:46:26" (1/1) ... [2023-11-21 18:46:26,303 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2aaaf879 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:46:26, skipping insertion in model container [2023-11-21 18:46:26,303 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:46:26" (1/1) ... [2023-11-21 18:46:26,377 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:46:26,858 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:46:27,551 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:46:27,570 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:46:27,607 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:46:27,708 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:46:27,942 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:46:27,943 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:46:27,943 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:46:27,943 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:46:27,943 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:46:27,943 WARN L675 CHandler]: The function fgets is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:46:27,952 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:46:27,952 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:46:27 WrapperNode [2023-11-21 18:46:27,953 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:46:27,954 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:46:27,955 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:46:27,955 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:46:27,963 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:46:27" (1/1) ... [2023-11-21 18:46:28,006 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:46:27" (1/1) ... [2023-11-21 18:46:28,056 INFO L138 Inliner]: procedures = 504, calls = 87, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 111 [2023-11-21 18:46:28,058 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:46:28,059 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:46:28,059 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:46:28,060 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:46:28,070 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:46:27" (1/1) ... [2023-11-21 18:46:28,070 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:46:27" (1/1) ... [2023-11-21 18:46:28,092 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:46:27" (1/1) ... [2023-11-21 18:46:28,092 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:46:27" (1/1) ... [2023-11-21 18:46:28,099 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:46:27" (1/1) ... [2023-11-21 18:46:28,113 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:46:27" (1/1) ... [2023-11-21 18:46:28,115 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:46:27" (1/1) ... [2023-11-21 18:46:28,117 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:46:27" (1/1) ... [2023-11-21 18:46:28,133 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:46:28,134 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:46:28,134 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:46:28,134 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:46:28,135 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:46:27" (1/1) ... [2023-11-21 18:46:28,140 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:46:28,164 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d2c602f-4cc5-44ed-a35a-1d2072e6869e/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:46:28,186 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d2c602f-4cc5-44ed-a35a-1d2072e6869e/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:46:28,215 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d2c602f-4cc5-44ed-a35a-1d2072e6869e/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:46:28,235 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2023-11-21 18:46:28,236 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2023-11-21 18:46:28,236 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2023-11-21 18:46:28,236 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-21 18:46:28,236 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-21 18:46:28,236 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:46:28,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-21 18:46:28,237 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:46:28,237 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:46:28,237 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:46:28,237 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:46:28,238 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-21 18:46:28,238 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:46:28,409 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:46:28,410 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:46:28,637 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:46:28,709 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:46:28,710 INFO L308 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-21 18:46:28,712 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:46:28 BoogieIcfgContainer [2023-11-21 18:46:28,712 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:46:28,713 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:46:28,713 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:46:28,724 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:46:28,724 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:46:28" (1/1) ... [2023-11-21 18:46:28,734 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:46:28,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:46:28,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 57 states and 77 transitions. [2023-11-21 18:46:28,815 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 77 transitions. [2023-11-21 18:46:28,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:46:28,822 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:46:28,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:46:29,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:46:29,180 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:46:29,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:46:29,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 57 states and 76 transitions. [2023-11-21 18:46:29,261 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 76 transitions. [2023-11-21 18:46:29,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-21 18:46:29,263 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:46:29,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:46:29,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:46:29,441 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 18:46:29,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:46:29,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 61 states and 82 transitions. [2023-11-21 18:46:29,486 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 82 transitions. [2023-11-21 18:46:29,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:46:29,487 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:46:29,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:46:29,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:46:29,590 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 18:46:29,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:46:29,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 60 states and 81 transitions. [2023-11-21 18:46:29,661 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 81 transitions. [2023-11-21 18:46:29,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:46:29,662 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:46:29,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:46:29,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:46:29,795 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 18:46:29,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:46:29,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 55 states and 74 transitions. [2023-11-21 18:46:29,924 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 74 transitions. [2023-11-21 18:46:29,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:46:29,927 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:46:29,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:46:29,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:46:30,012 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 18:46:30,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:46:30,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 57 states and 76 transitions. [2023-11-21 18:46:30,190 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 76 transitions. [2023-11-21 18:46:30,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:46:30,191 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:46:30,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:46:30,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:46:30,235 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 18:46:30,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:46:30,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 59 states and 79 transitions. [2023-11-21 18:46:30,270 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 79 transitions. [2023-11-21 18:46:30,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:46:30,271 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:46:30,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:46:30,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:46:30,318 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:46:30,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:46:30,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 56 states and 73 transitions. [2023-11-21 18:46:30,338 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 73 transitions. [2023-11-21 18:46:30,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:46:30,339 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:46:30,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:46:30,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:46:30,431 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:46:30,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:46:30,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 60 states and 80 transitions. [2023-11-21 18:46:30,477 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 80 transitions. [2023-11-21 18:46:30,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-21 18:46:30,479 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:46:30,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:46:30,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:46:30,521 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 18:46:30,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:46:30,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 58 states and 76 transitions. [2023-11-21 18:46:30,728 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 76 transitions. [2023-11-21 18:46:30,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-21 18:46:30,730 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:46:30,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:46:30,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:46:30,793 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 18:46:30,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:46:30,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 57 states and 75 transitions. [2023-11-21 18:46:30,900 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 75 transitions. [2023-11-21 18:46:30,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 18:46:30,902 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:46:30,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:46:30,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:46:30,953 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 18:46:31,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:46:31,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 59 states and 77 transitions. [2023-11-21 18:46:31,072 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 77 transitions. [2023-11-21 18:46:31,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-21 18:46:31,073 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:46:31,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:46:31,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:46:31,172 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:46:31,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:46:31,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 54 states and 70 transitions. [2023-11-21 18:46:31,314 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 70 transitions. [2023-11-21 18:46:31,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-21 18:46:31,320 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:46:31,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:46:31,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:46:31,391 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:46:31,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:46:31,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 52 states and 67 transitions. [2023-11-21 18:46:31,466 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 67 transitions. [2023-11-21 18:46:31,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-21 18:46:31,468 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:46:31,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:46:31,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:46:31,569 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:46:31,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:46:31,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 54 states and 71 transitions. [2023-11-21 18:46:31,613 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 71 transitions. [2023-11-21 18:46:31,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-21 18:46:31,614 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:46:31,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:46:31,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:46:31,702 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:46:31,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:46:31,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 55 states and 72 transitions. [2023-11-21 18:46:31,721 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 72 transitions. [2023-11-21 18:46:31,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-21 18:46:31,722 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:46:31,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:46:31,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:46:31,771 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 18:46:31,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:46:31,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 57 states and 74 transitions. [2023-11-21 18:46:31,809 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 74 transitions. [2023-11-21 18:46:31,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-21 18:46:31,810 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:46:31,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:46:31,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:46:31,864 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:46:32,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:46:32,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 58 states and 75 transitions. [2023-11-21 18:46:32,006 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 75 transitions. [2023-11-21 18:46:32,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-21 18:46:32,007 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:46:32,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:46:32,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:46:32,069 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:46:32,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:46:32,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 49 states and 61 transitions. [2023-11-21 18:46:32,328 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 61 transitions. [2023-11-21 18:46:32,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-21 18:46:32,331 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:46:32,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:46:32,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:46:32,488 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:46:32,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:46:32,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 48 states and 60 transitions. [2023-11-21 18:46:32,564 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 60 transitions. [2023-11-21 18:46:32,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-21 18:46:32,565 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:46:32,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:46:32,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:46:32,684 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:46:32,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:46:32,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 47 states and 59 transitions. [2023-11-21 18:46:32,713 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 59 transitions. [2023-11-21 18:46:32,714 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-21 18:46:32,714 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 21 iterations. [2023-11-21 18:46:32,726 INFO L751 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2023-11-21 18:46:32,904 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-21 18:46:32,911 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 06:46:32 ImpRootNode [2023-11-21 18:46:32,911 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-21 18:46:32,912 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-21 18:46:32,912 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-21 18:46:32,912 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-21 18:46:32,913 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:46:28" (3/4) ... [2023-11-21 18:46:32,916 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-21 18:46:32,920 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2023-11-21 18:46:32,920 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2023-11-21 18:46:32,929 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 24 nodes and edges [2023-11-21 18:46:32,930 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2023-11-21 18:46:32,930 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-11-21 18:46:32,931 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-21 18:46:32,931 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-21 18:46:33,067 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d2c602f-4cc5-44ed-a35a-1d2072e6869e/bin/ukojak-verify-i0I2FZA1j2/witness.graphml [2023-11-21 18:46:33,068 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d2c602f-4cc5-44ed-a35a-1d2072e6869e/bin/ukojak-verify-i0I2FZA1j2/witness.yml [2023-11-21 18:46:33,068 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-21 18:46:33,069 INFO L158 Benchmark]: Toolchain (without parser) took 6775.59ms. Allocated memory was 184.5MB in the beginning and 222.3MB in the end (delta: 37.7MB). Free memory was 150.7MB in the beginning and 91.0MB in the end (delta: 59.7MB). Peak memory consumption was 99.5MB. Max. memory is 16.1GB. [2023-11-21 18:46:33,070 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 117.4MB. Free memory is still 61.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:46:33,070 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1657.97ms. Allocated memory is still 184.5MB. Free memory was 150.7MB in the beginning and 136.8MB in the end (delta: 13.9MB). Peak memory consumption was 59.0MB. Max. memory is 16.1GB. [2023-11-21 18:46:33,070 INFO L158 Benchmark]: Boogie Procedure Inliner took 104.55ms. Allocated memory is still 184.5MB. Free memory was 136.8MB in the beginning and 133.7MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:46:33,071 INFO L158 Benchmark]: Boogie Preprocessor took 73.73ms. Allocated memory is still 184.5MB. Free memory was 133.7MB in the beginning and 131.6MB in the end (delta: 2.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-21 18:46:33,071 INFO L158 Benchmark]: RCFGBuilder took 578.82ms. Allocated memory is still 184.5MB. Free memory was 131.6MB in the beginning and 112.7MB in the end (delta: 18.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-21 18:46:33,072 INFO L158 Benchmark]: CodeCheck took 4198.15ms. Allocated memory was 184.5MB in the beginning and 222.3MB in the end (delta: 37.7MB). Free memory was 112.7MB in the beginning and 97.3MB in the end (delta: 15.4MB). Peak memory consumption was 55.3MB. Max. memory is 16.1GB. [2023-11-21 18:46:33,072 INFO L158 Benchmark]: Witness Printer took 156.69ms. Allocated memory is still 222.3MB. Free memory was 97.3MB in the beginning and 91.0MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-21 18:46:33,075 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, 57 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 4.0s, OverallIterations: 21, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2452 SdHoareTripleChecker+Valid, 4.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 868 mSDsluCounter, 2226 SdHoareTripleChecker+Invalid, 3.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 686 mSDsCounter, 505 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1905 IncrementalHoareTripleChecker+Invalid, 2410 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 505 mSolverCounterUnsat, 1540 mSDtfsCounter, 1905 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 4036 GetRequests, 3966 SyntacticMatches, 8 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1599 ImplicationChecksByTransitivity, 1.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 444 NumberOfCodeBlocks, 444 NumberOfCodeBlocksAsserted, 20 NumberOfCheckSat, 424 ConstructedInterpolants, 0 QuantifiedInterpolants, 846 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 20 InterpolantComputations, 20 PerfectInterpolantSequences, 78/78 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 0.23ms. Allocated memory is still 117.4MB. Free memory is still 61.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1657.97ms. Allocated memory is still 184.5MB. Free memory was 150.7MB in the beginning and 136.8MB in the end (delta: 13.9MB). Peak memory consumption was 59.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 104.55ms. Allocated memory is still 184.5MB. Free memory was 136.8MB in the beginning and 133.7MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 73.73ms. Allocated memory is still 184.5MB. Free memory was 133.7MB in the beginning and 131.6MB in the end (delta: 2.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 578.82ms. Allocated memory is still 184.5MB. Free memory was 131.6MB in the beginning and 112.7MB in the end (delta: 18.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 4198.15ms. Allocated memory was 184.5MB in the beginning and 222.3MB in the end (delta: 37.7MB). Free memory was 112.7MB in the beginning and 97.3MB in the end (delta: 15.4MB). Peak memory consumption was 55.3MB. Max. memory is 16.1GB. * Witness Printer took 156.69ms. Allocated memory is still 222.3MB. Free memory was 97.3MB in the beginning and 91.0MB 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! [2023-11-21 18:46:33,113 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d2c602f-4cc5-44ed-a35a-1d2072e6869e/bin/ukojak-verify-i0I2FZA1j2/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