./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_17_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 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_4ebb9ea7-214f-4c3a-a75a-f4fd28fa9a28/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ebb9ea7-214f-4c3a-a75a-f4fd28fa9a28/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_4ebb9ea7-214f-4c3a-a75a-f4fd28fa9a28/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ebb9ea7-214f-4c3a-a75a-f4fd28fa9a28/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_17_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ebb9ea7-214f-4c3a-a75a-f4fd28fa9a28/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_4ebb9ea7-214f-4c3a-a75a-f4fd28fa9a28/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 cfb4312ddb8ef331d565c0dcb742b0fff2f6c277374a7ef021bf1dafe0190613 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:36:08,362 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:36:08,482 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ebb9ea7-214f-4c3a-a75a-f4fd28fa9a28/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-21 18:36:08,494 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:36:08,496 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:36:08,533 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:36:08,536 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:36:08,536 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:36:08,538 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:36:08,543 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:36:08,543 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:36:08,544 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:36:08,545 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:36:08,546 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:36:08,547 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:36:08,547 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:36:08,548 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:36:08,548 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:36:08,549 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:36:08,549 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:36:08,550 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:36:08,551 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:36:08,552 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:36:08,553 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:36:08,554 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:36:08,554 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:36:08,555 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:36:08,555 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:36:08,556 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:36:08,556 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:36:08,558 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:36:08,558 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:36:08,558 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_4ebb9ea7-214f-4c3a-a75a-f4fd28fa9a28/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ebb9ea7-214f-4c3a-a75a-f4fd28fa9a28/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cfb4312ddb8ef331d565c0dcb742b0fff2f6c277374a7ef021bf1dafe0190613 [2023-11-21 18:36:08,850 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:36:08,886 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:36:08,888 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:36:08,890 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:36:08,890 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:36:08,892 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ebb9ea7-214f-4c3a-a75a-f4fd28fa9a28/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_17_good.i [2023-11-21 18:36:12,062 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:36:12,502 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:36:12,503 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ebb9ea7-214f-4c3a-a75a-f4fd28fa9a28/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_17_good.i [2023-11-21 18:36:12,533 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ebb9ea7-214f-4c3a-a75a-f4fd28fa9a28/bin/ukojak-verify-i0I2FZA1j2/data/3b43596c2/ca3fe49c48464155bc26da58fb1c51d5/FLAG986ae68e9 [2023-11-21 18:36:12,549 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ebb9ea7-214f-4c3a-a75a-f4fd28fa9a28/bin/ukojak-verify-i0I2FZA1j2/data/3b43596c2/ca3fe49c48464155bc26da58fb1c51d5 [2023-11-21 18:36:12,552 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:36:12,554 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:36:12,555 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:36:12,556 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:36:12,561 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:36:12,562 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:36:12" (1/1) ... [2023-11-21 18:36:12,563 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d3b6779 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:12, skipping insertion in model container [2023-11-21 18:36:12,564 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:36:12" (1/1) ... [2023-11-21 18:36:12,667 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:36:13,131 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:36:13,813 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:36:13,833 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:36:13,872 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:36:13,987 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:36:14,126 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:36:14,126 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:36:14,126 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:36:14,127 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:36:14,127 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:36:14,135 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:36:14,136 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:14 WrapperNode [2023-11-21 18:36:14,136 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:36:14,137 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:36:14,137 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:36:14,138 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:36:14,145 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:14" (1/1) ... [2023-11-21 18:36:14,185 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:14" (1/1) ... [2023-11-21 18:36:14,230 INFO L138 Inliner]: procedures = 501, calls = 61, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 142 [2023-11-21 18:36:14,231 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:36:14,232 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:36:14,232 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:36:14,232 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:36:14,242 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:14" (1/1) ... [2023-11-21 18:36:14,242 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:14" (1/1) ... [2023-11-21 18:36:14,246 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:14" (1/1) ... [2023-11-21 18:36:14,246 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:14" (1/1) ... [2023-11-21 18:36:14,253 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:14" (1/1) ... [2023-11-21 18:36:14,258 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:14" (1/1) ... [2023-11-21 18:36:14,268 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:14" (1/1) ... [2023-11-21 18:36:14,270 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:14" (1/1) ... [2023-11-21 18:36:14,273 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:36:14,280 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:36:14,281 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:36:14,281 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:36:14,282 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:14" (1/1) ... [2023-11-21 18:36:14,287 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:36:14,301 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ebb9ea7-214f-4c3a-a75a-f4fd28fa9a28/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:36:14,313 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ebb9ea7-214f-4c3a-a75a-f4fd28fa9a28/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:36:14,329 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ebb9ea7-214f-4c3a-a75a-f4fd28fa9a28/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:36:14,354 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2023-11-21 18:36:14,354 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2023-11-21 18:36:14,355 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-21 18:36:14,355 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-21 18:36:14,355 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:36:14,355 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:36:14,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:36:14,356 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-21 18:36:14,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:36:14,520 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:36:14,523 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:36:14,985 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:36:15,227 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:36:15,228 INFO L308 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-21 18:36:15,230 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:36:15 BoogieIcfgContainer [2023-11-21 18:36:15,230 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:36:15,233 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:36:15,233 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:36:15,244 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:36:15,245 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:36:15" (1/1) ... [2023-11-21 18:36:15,256 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:36:15,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:15,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 48 states and 57 transitions. [2023-11-21 18:36:15,336 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 57 transitions. [2023-11-21 18:36:15,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:36:15,343 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:15,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:15,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:15,967 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 18:36:16,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:16,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 50 states and 60 transitions. [2023-11-21 18:36:16,037 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 60 transitions. [2023-11-21 18:36:16,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-21 18:36:16,039 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:16,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:16,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:16,287 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 18:36:16,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:16,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 51 states and 61 transitions. [2023-11-21 18:36:16,305 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 61 transitions. [2023-11-21 18:36:16,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-21 18:36:16,306 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:16,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:16,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:16,649 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:36:16,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:16,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 47 states and 55 transitions. [2023-11-21 18:36:16,733 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 55 transitions. [2023-11-21 18:36:16,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:36:16,734 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:16,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:16,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:16,813 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:36:16,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:16,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 48 states and 57 transitions. [2023-11-21 18:36:16,842 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 57 transitions. [2023-11-21 18:36:16,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:36:16,843 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:16,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:16,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:16,939 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:36:16,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:16,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 51 states and 63 transitions. [2023-11-21 18:36:16,970 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 63 transitions. [2023-11-21 18:36:16,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:36:16,971 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:16,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:16,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:17,034 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:36:17,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:17,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 50 states and 62 transitions. [2023-11-21 18:36:17,070 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 62 transitions. [2023-11-21 18:36:17,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:36:17,071 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:17,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:17,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:17,164 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:36:17,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:17,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 51 states and 63 transitions. [2023-11-21 18:36:17,180 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 63 transitions. [2023-11-21 18:36:17,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:36:17,181 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:17,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:17,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:17,257 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:36:17,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:17,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 50 states and 62 transitions. [2023-11-21 18:36:17,336 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 62 transitions. [2023-11-21 18:36:17,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:36:17,337 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:17,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:17,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:17,463 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-21 18:36:17,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:17,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 52 states and 65 transitions. [2023-11-21 18:36:17,559 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 65 transitions. [2023-11-21 18:36:17,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:36:17,561 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:17,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:17,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:17,707 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 18:36:17,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:17,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 54 states and 68 transitions. [2023-11-21 18:36:17,779 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 68 transitions. [2023-11-21 18:36:17,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:36:17,783 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:17,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:17,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:17,904 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:36:17,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:17,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 55 states and 69 transitions. [2023-11-21 18:36:17,996 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 69 transitions. [2023-11-21 18:36:18,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:36:18,002 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:18,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:18,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:18,084 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 18:36:18,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:18,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 56 states and 70 transitions. [2023-11-21 18:36:18,104 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 70 transitions. [2023-11-21 18:36:18,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:36:18,105 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:18,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:18,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:18,185 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:36:18,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:18,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 47 states and 55 transitions. [2023-11-21 18:36:18,463 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 55 transitions. [2023-11-21 18:36:18,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:36:18,464 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:18,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:18,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:18,594 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:36:18,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:18,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 43 states and 49 transitions. [2023-11-21 18:36:18,690 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 49 transitions. [2023-11-21 18:36:18,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 18:36:18,691 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:18,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:18,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:18,779 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:36:19,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:19,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 46 states and 54 transitions. [2023-11-21 18:36:19,087 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 54 transitions. [2023-11-21 18:36:19,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-21 18:36:19,090 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:19,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:19,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:19,147 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:36:19,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:19,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 47 states and 55 transitions. [2023-11-21 18:36:19,166 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 55 transitions. [2023-11-21 18:36:19,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-21 18:36:19,169 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:19,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:19,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:19,335 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-21 18:36:19,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:19,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 55 states and 67 transitions. [2023-11-21 18:36:19,612 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 67 transitions. [2023-11-21 18:36:19,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-21 18:36:19,615 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:19,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:19,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:19,703 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-21 18:36:19,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:19,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 56 states and 69 transitions. [2023-11-21 18:36:19,722 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 69 transitions. [2023-11-21 18:36:19,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-21 18:36:19,722 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:19,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:19,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:19,783 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-21 18:36:20,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:20,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 61 states and 74 transitions. [2023-11-21 18:36:20,033 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 74 transitions. [2023-11-21 18:36:20,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-21 18:36:20,033 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:36:20,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:36:20,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:36:20,164 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-21 18:36:20,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:36:20,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 40 states and 44 transitions. [2023-11-21 18:36:20,383 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 44 transitions. [2023-11-21 18:36:20,383 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-21 18:36:20,383 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 21 iterations. [2023-11-21 18:36:20,392 INFO L751 CodeCheckObserver]: All specifications hold 12 specifications checked. All of them hold [2023-11-21 18:36:20,488 INFO L560 CodeCheckObserver]: Invariant with dag size 6 [2023-11-21 18:36:20,495 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-21 18:36:20,496 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-21 18:36:20,496 INFO L560 CodeCheckObserver]: Invariant with dag size 10 [2023-11-21 18:36:20,497 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-21 18:36:20,498 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 06:36:20 ImpRootNode [2023-11-21 18:36:20,498 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-21 18:36:20,499 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-21 18:36:20,499 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-21 18:36:20,499 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-21 18:36:20,500 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:36:15" (3/4) ... [2023-11-21 18:36:20,502 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-21 18:36:20,505 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2023-11-21 18:36:20,505 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2023-11-21 18:36:20,515 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2023-11-21 18:36:20,516 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2023-11-21 18:36:20,517 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-21 18:36:20,517 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-21 18:36:20,674 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ebb9ea7-214f-4c3a-a75a-f4fd28fa9a28/bin/ukojak-verify-i0I2FZA1j2/witness.graphml [2023-11-21 18:36:20,675 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ebb9ea7-214f-4c3a-a75a-f4fd28fa9a28/bin/ukojak-verify-i0I2FZA1j2/witness.yml [2023-11-21 18:36:20,675 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-21 18:36:20,676 INFO L158 Benchmark]: Toolchain (without parser) took 8121.95ms. Allocated memory was 121.6MB in the beginning and 186.6MB in the end (delta: 65.0MB). Free memory was 73.3MB in the beginning and 147.4MB in the end (delta: -74.1MB). Peak memory consumption was 97.1MB. Max. memory is 16.1GB. [2023-11-21 18:36:20,676 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 121.6MB. Free memory is still 66.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:36:20,677 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1580.93ms. Allocated memory was 121.6MB in the beginning and 155.2MB in the end (delta: 33.6MB). Free memory was 72.9MB in the beginning and 78.1MB in the end (delta: -5.2MB). Peak memory consumption was 33.4MB. Max. memory is 16.1GB. [2023-11-21 18:36:20,677 INFO L158 Benchmark]: Boogie Procedure Inliner took 94.03ms. Allocated memory is still 155.2MB. Free memory was 78.1MB in the beginning and 73.9MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-21 18:36:20,677 INFO L158 Benchmark]: Boogie Preprocessor took 47.95ms. Allocated memory is still 155.2MB. Free memory was 73.9MB in the beginning and 72.8MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:36:20,678 INFO L158 Benchmark]: RCFGBuilder took 951.97ms. Allocated memory is still 155.2MB. Free memory was 72.8MB in the beginning and 94.2MB in the end (delta: -21.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-21 18:36:20,678 INFO L158 Benchmark]: CodeCheck took 5265.49ms. Allocated memory was 155.2MB in the beginning and 186.6MB in the end (delta: 31.5MB). Free memory was 94.2MB in the beginning and 46.8MB in the end (delta: 47.4MB). Peak memory consumption was 82.0MB. Max. memory is 16.1GB. [2023-11-21 18:36:20,679 INFO L158 Benchmark]: Witness Printer took 176.02ms. Allocated memory is still 186.6MB. Free memory was 46.8MB in the beginning and 147.4MB in the end (delta: -100.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-21 18:36:20,682 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 3 procedures, 48 locations, 12 error locations. Started 1 CEGAR loops. OverallTime: 5.1s, OverallIterations: 21, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1134 SdHoareTripleChecker+Valid, 3.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 453 mSDsluCounter, 519 SdHoareTripleChecker+Invalid, 3.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 152 mSDsCounter, 582 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1981 IncrementalHoareTripleChecker+Invalid, 2563 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 582 mSolverCounterUnsat, 367 mSDtfsCounter, 1981 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2731 GetRequests, 2659 SyntacticMatches, 0 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1469 ImplicationChecksByTransitivity, 1.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.2s InterpolantComputationTime, 378 NumberOfCodeBlocks, 378 NumberOfCodeBlocksAsserted, 20 NumberOfCheckSat, 358 ConstructedInterpolants, 0 QuantifiedInterpolants, 574 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 20 InterpolantComputations, 16 PerfectInterpolantSequences, 51/55 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 1553]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1553]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1563]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1563]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1557]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1557]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1578]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1578]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1586]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1586]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1582]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1582]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 12 specifications checked. All of them hold - InvariantResult [Line: 1553]: Loop Invariant Derived loop invariant: ((1 <= i) || (i == 0)) - InvariantResult [Line: 1601]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1557]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1578]: Loop Invariant Derived loop invariant: (((1 <= h) && (data == 2)) || (h == 0)) - InvariantResult [Line: 1582]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 121.6MB. Free memory is still 66.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1580.93ms. Allocated memory was 121.6MB in the beginning and 155.2MB in the end (delta: 33.6MB). Free memory was 72.9MB in the beginning and 78.1MB in the end (delta: -5.2MB). Peak memory consumption was 33.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 94.03ms. Allocated memory is still 155.2MB. Free memory was 78.1MB in the beginning and 73.9MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 47.95ms. Allocated memory is still 155.2MB. Free memory was 73.9MB in the beginning and 72.8MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 951.97ms. Allocated memory is still 155.2MB. Free memory was 72.8MB in the beginning and 94.2MB in the end (delta: -21.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 5265.49ms. Allocated memory was 155.2MB in the beginning and 186.6MB in the end (delta: 31.5MB). Free memory was 94.2MB in the beginning and 46.8MB in the end (delta: 47.4MB). Peak memory consumption was 82.0MB. Max. memory is 16.1GB. * Witness Printer took 176.02ms. Allocated memory is still 186.6MB. Free memory was 46.8MB in the beginning and 147.4MB in the end (delta: -100.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-11-21 18:36:20,721 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ebb9ea7-214f-4c3a-a75a-f4fd28fa9a28/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE