./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_postdec_17_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc 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_27f4901f-b366-4503-a42f-e095e4235cfe/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27f4901f-b366-4503-a42f-e095e4235cfe/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27f4901f-b366-4503-a42f-e095e4235cfe/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27f4901f-b366-4503-a42f-e095e4235cfe/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_postdec_17_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27f4901f-b366-4503-a42f-e095e4235cfe/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27f4901f-b366-4503-a42f-e095e4235cfe/bin/ukojak-verify-Qdu7aM0XO9 --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 b593e09c1e411bcfd0f33c8ec9270914844cea754607fa1ad6893957bd26d1f7 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 03:00:04,741 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 03:00:04,804 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27f4901f-b366-4503-a42f-e095e4235cfe/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-12-03 03:00:04,808 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 03:00:04,809 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 03:00:04,830 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 03:00:04,831 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 03:00:04,832 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 03:00:04,832 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 03:00:04,833 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 03:00:04,833 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 03:00:04,834 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 03:00:04,834 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 03:00:04,835 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 03:00:04,835 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 03:00:04,836 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 03:00:04,836 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 03:00:04,837 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 03:00:04,837 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 03:00:04,838 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 03:00:04,838 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 03:00:04,839 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 03:00:04,839 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 03:00:04,840 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 03:00:04,840 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 03:00:04,841 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:00:04,841 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 03:00:04,842 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 03:00:04,842 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 03:00:04,842 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 03:00:04,843 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 03:00:04,843 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 03:00:04,844 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_27f4901f-b366-4503-a42f-e095e4235cfe/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27f4901f-b366-4503-a42f-e095e4235cfe/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b593e09c1e411bcfd0f33c8ec9270914844cea754607fa1ad6893957bd26d1f7 [2023-12-03 03:00:05,050 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 03:00:05,071 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 03:00:05,074 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 03:00:05,075 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 03:00:05,076 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 03:00:05,077 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27f4901f-b366-4503-a42f-e095e4235cfe/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_postdec_17_good.i [2023-12-03 03:00:07,853 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 03:00:08,139 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 03:00:08,140 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27f4901f-b366-4503-a42f-e095e4235cfe/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_postdec_17_good.i [2023-12-03 03:00:08,164 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27f4901f-b366-4503-a42f-e095e4235cfe/bin/ukojak-verify-Qdu7aM0XO9/data/dce6aea0a/497281c1f1954c49afef8620178b3ddc/FLAGac25979d8 [2023-12-03 03:00:08,179 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27f4901f-b366-4503-a42f-e095e4235cfe/bin/ukojak-verify-Qdu7aM0XO9/data/dce6aea0a/497281c1f1954c49afef8620178b3ddc [2023-12-03 03:00:08,182 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 03:00:08,183 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 03:00:08,185 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 03:00:08,185 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 03:00:08,190 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 03:00:08,190 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:00:08" (1/1) ... [2023-12-03 03:00:08,191 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e524228 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:00:08, skipping insertion in model container [2023-12-03 03:00:08,192 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:00:08" (1/1) ... [2023-12-03 03:00:08,259 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 03:00:08,990 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:00:09,000 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 03:00:09,083 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:00:09,289 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 03:00:09,289 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 03:00:09,289 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 03:00:09,290 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 03:00:09,295 INFO L206 MainTranslator]: Completed translation [2023-12-03 03:00:09,296 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:00:09 WrapperNode [2023-12-03 03:00:09,296 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 03:00:09,297 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 03:00:09,297 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 03:00:09,297 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 03:00:09,302 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:00:09" (1/1) ... [2023-12-03 03:00:09,327 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:00:09" (1/1) ... [2023-12-03 03:00:09,356 INFO L138 Inliner]: procedures = 500, calls = 60, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 152 [2023-12-03 03:00:09,357 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 03:00:09,357 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 03:00:09,357 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 03:00:09,357 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 03:00:09,366 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:00:09" (1/1) ... [2023-12-03 03:00:09,367 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:00:09" (1/1) ... [2023-12-03 03:00:09,371 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:00:09" (1/1) ... [2023-12-03 03:00:09,371 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:00:09" (1/1) ... [2023-12-03 03:00:09,378 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:00:09" (1/1) ... [2023-12-03 03:00:09,382 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:00:09" (1/1) ... [2023-12-03 03:00:09,384 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:00:09" (1/1) ... [2023-12-03 03:00:09,386 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:00:09" (1/1) ... [2023-12-03 03:00:09,388 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 03:00:09,389 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 03:00:09,389 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 03:00:09,389 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 03:00:09,390 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:00:09" (1/1) ... [2023-12-03 03:00:09,394 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:00:09,406 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27f4901f-b366-4503-a42f-e095e4235cfe/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 03:00:09,418 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27f4901f-b366-4503-a42f-e095e4235cfe/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 03:00:09,420 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27f4901f-b366-4503-a42f-e095e4235cfe/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 03:00:09,448 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2023-12-03 03:00:09,448 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2023-12-03 03:00:09,449 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-12-03 03:00:09,449 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-12-03 03:00:09,449 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 03:00:09,449 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 03:00:09,449 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 03:00:09,449 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-12-03 03:00:09,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 03:00:09,599 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 03:00:09,601 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 03:00:09,821 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 03:00:10,005 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 03:00:10,005 INFO L309 CfgBuilder]: Removed 4 assume(true) statements. [2023-12-03 03:00:10,007 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:00:10 BoogieIcfgContainer [2023-12-03 03:00:10,007 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 03:00:10,008 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 03:00:10,008 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 03:00:10,018 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 03:00:10,018 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:00:10" (1/1) ... [2023-12-03 03:00:10,027 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 03:00:10,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:00:10,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 46 states and 53 transitions. [2023-12-03 03:00:10,078 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 53 transitions. [2023-12-03 03:00:10,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-03 03:00:10,082 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:00:10,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:00:10,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:00:10,550 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:00:10,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:00:10,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 48 states and 56 transitions. [2023-12-03 03:00:10,620 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 56 transitions. [2023-12-03 03:00:10,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-03 03:00:10,621 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:00:10,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:00:10,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:00:10,761 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:00:10,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:00:10,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 49 states and 57 transitions. [2023-12-03 03:00:10,778 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 57 transitions. [2023-12-03 03:00:10,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-03 03:00:10,779 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:00:10,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:00:10,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:00:10,954 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:00:11,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:00:11,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 45 states and 51 transitions. [2023-12-03 03:00:11,007 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 51 transitions. [2023-12-03 03:00:11,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-03 03:00:11,008 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:00:11,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:00:11,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:00:11,065 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 03:00:11,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:00:11,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 46 states and 53 transitions. [2023-12-03 03:00:11,092 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 53 transitions. [2023-12-03 03:00:11,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-03 03:00:11,092 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:00:11,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:00:11,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:00:11,192 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 03:00:11,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:00:11,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 45 states and 52 transitions. [2023-12-03 03:00:11,217 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 52 transitions. [2023-12-03 03:00:11,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-03 03:00:11,217 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:00:11,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:00:11,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:00:11,380 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:00:11,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:00:11,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 49 states and 58 transitions. [2023-12-03 03:00:11,738 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 58 transitions. [2023-12-03 03:00:11,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 03:00:11,739 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:00:11,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:00:11,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:00:11,834 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-03 03:00:11,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:00:11,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 54 states and 66 transitions. [2023-12-03 03:00:11,933 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 66 transitions. [2023-12-03 03:00:11,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-03 03:00:11,935 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:00:11,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:00:11,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:00:12,004 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-03 03:00:12,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:00:12,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 55 states and 67 transitions. [2023-12-03 03:00:12,022 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 67 transitions. [2023-12-03 03:00:12,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-03 03:00:12,023 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:00:12,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:00:12,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:00:12,093 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 03:00:12,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:00:12,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 59 states and 72 transitions. [2023-12-03 03:00:12,327 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 72 transitions. [2023-12-03 03:00:12,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-03 03:00:12,328 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:00:12,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:00:12,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:00:12,453 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 03:00:12,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:00:12,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 61 states and 75 transitions. [2023-12-03 03:00:12,539 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 75 transitions. [2023-12-03 03:00:12,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-03 03:00:12,540 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:00:12,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:00:12,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:00:12,628 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 03:00:12,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:00:12,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 62 states and 76 transitions. [2023-12-03 03:00:12,644 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 76 transitions. [2023-12-03 03:00:12,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-03 03:00:12,645 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:00:12,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:00:12,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:00:12,728 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-03 03:00:13,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:00:13,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 66 states and 83 transitions. [2023-12-03 03:00:13,187 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 83 transitions. [2023-12-03 03:00:13,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-03 03:00:13,188 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:00:13,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:00:13,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:00:13,315 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 03:00:13,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:00:13,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 67 states and 84 transitions. [2023-12-03 03:00:13,525 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 84 transitions. [2023-12-03 03:00:13,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-03 03:00:13,526 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:00:13,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:00:13,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:00:13,652 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 03:00:13,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:00:13,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 63 states and 78 transitions. [2023-12-03 03:00:13,784 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 78 transitions. [2023-12-03 03:00:13,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-03 03:00:13,785 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:00:13,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:00:13,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:00:13,935 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 03:00:14,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:00:14,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 65 states and 82 transitions. [2023-12-03 03:00:14,425 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 82 transitions. [2023-12-03 03:00:14,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-03 03:00:14,426 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:00:14,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:00:14,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:00:14,527 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-12-03 03:00:14,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:00:14,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 47 states and 54 transitions. [2023-12-03 03:00:14,713 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 54 transitions. [2023-12-03 03:00:14,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-03 03:00:14,713 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:00:14,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:00:14,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:00:14,873 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 03:00:15,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:00:15,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 50 states and 59 transitions. [2023-12-03 03:00:15,629 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 59 transitions. [2023-12-03 03:00:15,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-12-03 03:00:15,629 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:00:15,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:00:15,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:00:15,809 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-12-03 03:00:16,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:00:16,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 56 states and 69 transitions. [2023-12-03 03:00:16,620 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 69 transitions. [2023-12-03 03:00:16,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-12-03 03:00:16,621 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:00:16,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:00:16,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:00:16,694 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-12-03 03:00:16,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:00:16,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 57 states and 72 transitions. [2023-12-03 03:00:16,717 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 72 transitions. [2023-12-03 03:00:16,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-03 03:00:16,718 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:00:16,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:00:16,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:00:16,861 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-12-03 03:00:17,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:00:17,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 58 states and 73 transitions. [2023-12-03 03:00:17,141 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 73 transitions. [2023-12-03 03:00:17,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-12-03 03:00:17,142 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:00:17,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:00:17,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:00:17,221 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-12-03 03:00:17,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:00:17,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 59 states and 74 transitions. [2023-12-03 03:00:17,452 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 74 transitions. [2023-12-03 03:00:17,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-03 03:00:17,453 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:00:17,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:00:17,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:00:17,545 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-12-03 03:00:17,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:00:17,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 44 states and 50 transitions. [2023-12-03 03:00:17,802 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 50 transitions. [2023-12-03 03:00:17,803 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-12-03 03:00:17,803 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 23 iterations. [2023-12-03 03:00:17,810 INFO L751 CodeCheckObserver]: All specifications hold 12 specifications checked. All of them hold [2023-12-03 03:00:17,905 INFO L560 CodeCheckObserver]: Invariant with dag size 10 [2023-12-03 03:00:17,911 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 03:00:17,911 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 03:00:17,911 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 03:00:17,911 INFO L560 CodeCheckObserver]: Invariant with dag size 12 [2023-12-03 03:00:17,912 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 03:00:17 ImpRootNode [2023-12-03 03:00:17,912 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 03:00:17,913 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 03:00:17,913 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 03:00:17,913 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 03:00:17,914 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:00:10" (3/4) ... [2023-12-03 03:00:17,915 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-12-03 03:00:17,917 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2023-12-03 03:00:17,918 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2023-12-03 03:00:17,923 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 42 nodes and edges [2023-12-03 03:00:17,924 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2023-12-03 03:00:17,924 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-12-03 03:00:17,925 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-12-03 03:00:18,012 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27f4901f-b366-4503-a42f-e095e4235cfe/bin/ukojak-verify-Qdu7aM0XO9/witness.graphml [2023-12-03 03:00:18,012 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27f4901f-b366-4503-a42f-e095e4235cfe/bin/ukojak-verify-Qdu7aM0XO9/witness.yml [2023-12-03 03:00:18,013 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 03:00:18,013 INFO L158 Benchmark]: Toolchain (without parser) took 9830.16ms. Allocated memory was 172.0MB in the beginning and 283.1MB in the end (delta: 111.1MB). Free memory was 119.2MB in the beginning and 199.5MB in the end (delta: -80.2MB). Peak memory consumption was 32.5MB. Max. memory is 16.1GB. [2023-12-03 03:00:18,014 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 102.8MB. Free memory is still 52.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:00:18,014 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1111.47ms. Allocated memory was 172.0MB in the beginning and 234.9MB in the end (delta: 62.9MB). Free memory was 119.2MB in the beginning and 188.2MB in the end (delta: -69.0MB). Peak memory consumption was 65.8MB. Max. memory is 16.1GB. [2023-12-03 03:00:18,015 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.17ms. Allocated memory is still 234.9MB. Free memory was 188.2MB in the beginning and 185.1MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-03 03:00:18,015 INFO L158 Benchmark]: Boogie Preprocessor took 31.32ms. Allocated memory is still 234.9MB. Free memory was 185.1MB in the beginning and 183.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 03:00:18,016 INFO L158 Benchmark]: RCFGBuilder took 617.93ms. Allocated memory is still 234.9MB. Free memory was 183.0MB in the beginning and 142.1MB in the end (delta: 40.9MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2023-12-03 03:00:18,016 INFO L158 Benchmark]: CodeCheck took 7904.61ms. Allocated memory was 234.9MB in the beginning and 283.1MB in the end (delta: 48.2MB). Free memory was 142.1MB in the beginning and 205.7MB in the end (delta: -63.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:00:18,016 INFO L158 Benchmark]: Witness Printer took 99.92ms. Allocated memory is still 283.1MB. Free memory was 205.7MB in the beginning and 199.5MB in the end (delta: 6.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-12-03 03:00:18,018 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, 46 locations, 12 error locations. Started 1 CEGAR loops. OverallTime: 7.8s, OverallIterations: 23, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1512 SdHoareTripleChecker+Valid, 5.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 629 mSDsluCounter, 655 SdHoareTripleChecker+Invalid, 4.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 186 mSDsCounter, 888 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3105 IncrementalHoareTripleChecker+Invalid, 3993 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 888 mSolverCounterUnsat, 469 mSDtfsCounter, 3105 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3344 GetRequests, 3211 SyntacticMatches, 1 SemanticMatches, 132 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5934 ImplicationChecksByTransitivity, 4.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 2.3s InterpolantComputationTime, 478 NumberOfCodeBlocks, 478 NumberOfCodeBlocksAsserted, 22 NumberOfCheckSat, 456 ConstructedInterpolants, 0 QuantifiedInterpolants, 736 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 22 InterpolantComputations, 15 PerfectInterpolantSequences, 90/97 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: 1561]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1561]: 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: 1576]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1576]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1583]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1583]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1580]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1580]: 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) && (data < 2147483648)) || (i == 0)) - InvariantResult [Line: 1599]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1557]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1580]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1576]: Loop Invariant Derived loop invariant: ((h == 0) || (((1 <= h) && ((data + 2) <= 0)) && (0 <= (data + 2)))) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 102.8MB. Free memory is still 52.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1111.47ms. Allocated memory was 172.0MB in the beginning and 234.9MB in the end (delta: 62.9MB). Free memory was 119.2MB in the beginning and 188.2MB in the end (delta: -69.0MB). Peak memory consumption was 65.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.17ms. Allocated memory is still 234.9MB. Free memory was 188.2MB in the beginning and 185.1MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.32ms. Allocated memory is still 234.9MB. Free memory was 185.1MB in the beginning and 183.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 617.93ms. Allocated memory is still 234.9MB. Free memory was 183.0MB in the beginning and 142.1MB in the end (delta: 40.9MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. * CodeCheck took 7904.61ms. Allocated memory was 234.9MB in the beginning and 283.1MB in the end (delta: 48.2MB). Free memory was 142.1MB in the beginning and 205.7MB in the end (delta: -63.6MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 99.92ms. Allocated memory is still 283.1MB. Free memory was 205.7MB in the beginning and 199.5MB in the end (delta: 6.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-12-03 03:00:18,033 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27f4901f-b366-4503-a42f-e095e4235cfe/bin/ukojak-verify-Qdu7aM0XO9/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