./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_predec_05_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3386ae1-8b49-43b1-95e4-64ea1a0c656d/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3386ae1-8b49-43b1-95e4-64ea1a0c656d/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_f3386ae1-8b49-43b1-95e4-64ea1a0c656d/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3386ae1-8b49-43b1-95e4-64ea1a0c656d/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_predec_05_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3386ae1-8b49-43b1-95e4-64ea1a0c656d/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_f3386ae1-8b49-43b1-95e4-64ea1a0c656d/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 6b212000c916ee5e1aaebc954fd49405a200cb20fd7c8e424ad762099e6b22d9 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:52:05,655 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:52:05,763 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3386ae1-8b49-43b1-95e4-64ea1a0c656d/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-21 18:52:05,771 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:52:05,772 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:52:05,812 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:52:05,813 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:52:05,814 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:52:05,815 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:52:05,815 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:52:05,816 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:52:05,817 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:52:05,817 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:52:05,819 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:52:05,820 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:52:05,820 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:52:05,821 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:52:05,829 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:52:05,830 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:52:05,831 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:52:05,831 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:52:05,832 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:52:05,832 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:52:05,833 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:52:05,833 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:52:05,834 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:52:05,834 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:52:05,835 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:52:05,835 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:52:05,835 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:52:05,837 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:52:05,837 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:52:05,837 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_f3386ae1-8b49-43b1-95e4-64ea1a0c656d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3386ae1-8b49-43b1-95e4-64ea1a0c656d/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6b212000c916ee5e1aaebc954fd49405a200cb20fd7c8e424ad762099e6b22d9 [2023-11-21 18:52:06,137 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:52:06,168 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:52:06,171 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:52:06,172 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:52:06,172 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:52:06,174 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3386ae1-8b49-43b1-95e4-64ea1a0c656d/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_predec_05_good.i [2023-11-21 18:52:09,335 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:52:09,730 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:52:09,731 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3386ae1-8b49-43b1-95e4-64ea1a0c656d/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_predec_05_good.i [2023-11-21 18:52:09,763 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3386ae1-8b49-43b1-95e4-64ea1a0c656d/bin/ukojak-verify-i0I2FZA1j2/data/7f2baf294/05d161cfc0ab40239ae11cbda8fce2ee/FLAG7325c6d2b [2023-11-21 18:52:09,779 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3386ae1-8b49-43b1-95e4-64ea1a0c656d/bin/ukojak-verify-i0I2FZA1j2/data/7f2baf294/05d161cfc0ab40239ae11cbda8fce2ee [2023-11-21 18:52:09,782 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:52:09,784 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:52:09,786 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:52:09,786 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:52:09,792 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:52:09,793 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:52:09" (1/1) ... [2023-11-21 18:52:09,794 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d45f75e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:09, skipping insertion in model container [2023-11-21 18:52:09,794 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:52:09" (1/1) ... [2023-11-21 18:52:09,871 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:52:10,317 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:52:10,935 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:52:10,945 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:52:10,964 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:52:11,026 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:52:11,183 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:52:11,183 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:52:11,184 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:52:11,184 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:52:11,184 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:52:11,193 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:52:11,193 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:11 WrapperNode [2023-11-21 18:52:11,194 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:52:11,195 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:52:11,195 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:52:11,195 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:52:11,204 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:11" (1/1) ... [2023-11-21 18:52:11,273 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:11" (1/1) ... [2023-11-21 18:52:11,342 INFO L138 Inliner]: procedures = 503, calls = 71, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 193 [2023-11-21 18:52:11,342 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:52:11,343 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:52:11,343 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:52:11,344 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:52:11,354 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:11" (1/1) ... [2023-11-21 18:52:11,355 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:11" (1/1) ... [2023-11-21 18:52:11,364 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:11" (1/1) ... [2023-11-21 18:52:11,365 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:11" (1/1) ... [2023-11-21 18:52:11,379 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:11" (1/1) ... [2023-11-21 18:52:11,391 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:11" (1/1) ... [2023-11-21 18:52:11,393 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:11" (1/1) ... [2023-11-21 18:52:11,396 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:11" (1/1) ... [2023-11-21 18:52:11,400 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:52:11,401 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:52:11,401 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:52:11,402 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:52:11,403 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:11" (1/1) ... [2023-11-21 18:52:11,409 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:52:11,425 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3386ae1-8b49-43b1-95e4-64ea1a0c656d/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:52:11,437 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3386ae1-8b49-43b1-95e4-64ea1a0c656d/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:52:11,464 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3386ae1-8b49-43b1-95e4-64ea1a0c656d/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:52:11,495 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2023-11-21 18:52:11,495 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2023-11-21 18:52:11,496 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-21 18:52:11,496 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-21 18:52:11,496 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:52:11,496 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:52:11,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:52:11,497 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-21 18:52:11,497 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:52:11,655 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:52:11,658 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:52:12,020 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:52:12,498 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:52:12,498 INFO L308 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-21 18:52:12,500 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:52:12 BoogieIcfgContainer [2023-11-21 18:52:12,500 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:52:12,503 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:52:12,503 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:52:12,514 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:52:12,514 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:52:12" (1/1) ... [2023-11-21 18:52:12,527 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:52:12,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:12,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 49 states and 63 transitions. [2023-11-21 18:52:12,600 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 63 transitions. [2023-11-21 18:52:12,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-21 18:52:12,608 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:12,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:12,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:13,026 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 18:52:13,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:13,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 48 states and 62 transitions. [2023-11-21 18:52:13,091 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 62 transitions. [2023-11-21 18:52:13,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:52:13,093 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:13,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:13,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:13,472 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 18:52:13,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:13,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 47 states and 61 transitions. [2023-11-21 18:52:13,530 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 61 transitions. [2023-11-21 18:52:13,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:52:13,531 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:13,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:13,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:13,613 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 18:52:13,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:13,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 46 states and 58 transitions. [2023-11-21 18:52:13,742 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 58 transitions. [2023-11-21 18:52:13,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:52:13,743 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:13,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:13,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:13,836 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 18:52:13,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:13,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 45 states and 57 transitions. [2023-11-21 18:52:13,863 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 57 transitions. [2023-11-21 18:52:13,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-21 18:52:13,865 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:13,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:13,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:14,201 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 18:52:14,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:14,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 44 states and 56 transitions. [2023-11-21 18:52:14,329 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 56 transitions. [2023-11-21 18:52:14,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:52:14,330 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:14,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:14,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:14,481 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 18:52:15,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:15,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 46 states and 59 transitions. [2023-11-21 18:52:15,004 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 59 transitions. [2023-11-21 18:52:15,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:52:15,005 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:15,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:15,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:15,161 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:52:15,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:15,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 48 states and 63 transitions. [2023-11-21 18:52:15,211 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 63 transitions. [2023-11-21 18:52:15,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-21 18:52:15,213 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:15,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:15,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:15,342 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:52:15,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:15,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 51 states and 68 transitions. [2023-11-21 18:52:15,479 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 68 transitions. [2023-11-21 18:52:15,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-21 18:52:15,486 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:15,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:15,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:15,598 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:52:16,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:16,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 57 states and 79 transitions. [2023-11-21 18:52:16,051 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 79 transitions. [2023-11-21 18:52:16,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 18:52:16,053 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:16,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:16,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:16,190 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:52:16,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:16,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 60 states and 83 transitions. [2023-11-21 18:52:16,665 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 83 transitions. [2023-11-21 18:52:16,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 18:52:16,667 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:16,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:16,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:16,781 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 18:52:16,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:16,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 58 states and 77 transitions. [2023-11-21 18:52:16,962 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 77 transitions. [2023-11-21 18:52:16,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-21 18:52:16,963 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:16,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:17,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:17,059 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 18:52:17,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:17,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 62 states and 83 transitions. [2023-11-21 18:52:17,384 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 83 transitions. [2023-11-21 18:52:17,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-21 18:52:17,385 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:17,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:17,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:17,453 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:52:17,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:17,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 66 states and 87 transitions. [2023-11-21 18:52:17,800 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 87 transitions. [2023-11-21 18:52:17,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-21 18:52:17,801 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:17,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:17,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:17,906 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:52:18,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:18,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 41 states and 49 transitions. [2023-11-21 18:52:18,096 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 49 transitions. [2023-11-21 18:52:18,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-21 18:52:18,097 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:18,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:18,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:18,257 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:52:18,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:18,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 40 states and 48 transitions. [2023-11-21 18:52:18,517 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 48 transitions. [2023-11-21 18:52:18,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-21 18:52:18,518 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:52:18,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:52:18,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:52:18,712 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:52:18,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:52:18,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 39 states and 47 transitions. [2023-11-21 18:52:18,869 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 47 transitions. [2023-11-21 18:52:18,870 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-21 18:52:18,871 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 17 iterations. [2023-11-21 18:52:18,884 INFO L751 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2023-11-21 18:52:19,124 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-21 18:52:19,131 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 06:52:19 ImpRootNode [2023-11-21 18:52:19,131 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-21 18:52:19,136 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-21 18:52:19,137 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-21 18:52:19,137 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-21 18:52:19,139 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:52:12" (3/4) ... [2023-11-21 18:52:19,141 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-21 18:52:19,145 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2023-11-21 18:52:19,149 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2023-11-21 18:52:19,158 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 56 nodes and edges [2023-11-21 18:52:19,160 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2023-11-21 18:52:19,161 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-11-21 18:52:19,162 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-21 18:52:19,328 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3386ae1-8b49-43b1-95e4-64ea1a0c656d/bin/ukojak-verify-i0I2FZA1j2/witness.graphml [2023-11-21 18:52:19,329 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3386ae1-8b49-43b1-95e4-64ea1a0c656d/bin/ukojak-verify-i0I2FZA1j2/witness.yml [2023-11-21 18:52:19,329 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-21 18:52:19,330 INFO L158 Benchmark]: Toolchain (without parser) took 9545.93ms. Allocated memory was 127.9MB in the beginning and 186.6MB in the end (delta: 58.7MB). Free memory was 79.8MB in the beginning and 112.8MB in the end (delta: -33.0MB). Peak memory consumption was 28.0MB. Max. memory is 16.1GB. [2023-11-21 18:52:19,330 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 102.8MB. Free memory is still 57.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:52:19,331 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1408.38ms. Allocated memory was 127.9MB in the beginning and 155.2MB in the end (delta: 27.3MB). Free memory was 79.6MB in the beginning and 114.4MB in the end (delta: -34.8MB). Peak memory consumption was 27.0MB. Max. memory is 16.1GB. [2023-11-21 18:52:19,331 INFO L158 Benchmark]: Boogie Procedure Inliner took 147.60ms. Allocated memory is still 155.2MB. Free memory was 114.4MB in the beginning and 111.2MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:52:19,332 INFO L158 Benchmark]: Boogie Preprocessor took 57.23ms. Allocated memory is still 155.2MB. Free memory was 111.2MB in the beginning and 109.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:52:19,332 INFO L158 Benchmark]: RCFGBuilder took 1100.47ms. Allocated memory is still 155.2MB. Free memory was 109.1MB in the beginning and 87.7MB in the end (delta: 21.3MB). Peak memory consumption was 46.5MB. Max. memory is 16.1GB. [2023-11-21 18:52:19,333 INFO L158 Benchmark]: CodeCheck took 6627.99ms. Allocated memory was 155.2MB in the beginning and 186.6MB in the end (delta: 31.5MB). Free memory was 87.7MB in the beginning and 120.1MB in the end (delta: -32.4MB). Peak memory consumption was 1.2MB. Max. memory is 16.1GB. [2023-11-21 18:52:19,333 INFO L158 Benchmark]: Witness Printer took 193.18ms. Allocated memory is still 186.6MB. Free memory was 120.1MB in the beginning and 112.8MB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-21 18:52:19,335 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, 49 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 6.3s, OverallIterations: 17, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1793 SdHoareTripleChecker+Valid, 4.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 649 mSDsluCounter, 1263 SdHoareTripleChecker+Invalid, 4.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 352 mSDsCounter, 417 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1867 IncrementalHoareTripleChecker+Invalid, 2284 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 417 mSolverCounterUnsat, 911 mSDtfsCounter, 1867 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2796 GetRequests, 2692 SyntacticMatches, 0 SemanticMatches, 104 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4383 ImplicationChecksByTransitivity, 3.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.9s InterpolantComputationTime, 317 NumberOfCodeBlocks, 317 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 301 ConstructedInterpolants, 0 QuantifiedInterpolants, 586 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 16 InterpolantComputations, 16 PerfectInterpolantSequences, 66/66 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: 1566]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1566]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1588]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1588]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1613]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1613]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1630]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1630]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 8 specifications checked. All of them hold - InvariantResult [Line: 1648]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 102.8MB. Free memory is still 57.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1408.38ms. Allocated memory was 127.9MB in the beginning and 155.2MB in the end (delta: 27.3MB). Free memory was 79.6MB in the beginning and 114.4MB in the end (delta: -34.8MB). Peak memory consumption was 27.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 147.60ms. Allocated memory is still 155.2MB. Free memory was 114.4MB in the beginning and 111.2MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 57.23ms. Allocated memory is still 155.2MB. Free memory was 111.2MB in the beginning and 109.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1100.47ms. Allocated memory is still 155.2MB. Free memory was 109.1MB in the beginning and 87.7MB in the end (delta: 21.3MB). Peak memory consumption was 46.5MB. Max. memory is 16.1GB. * CodeCheck took 6627.99ms. Allocated memory was 155.2MB in the beginning and 186.6MB in the end (delta: 31.5MB). Free memory was 87.7MB in the beginning and 120.1MB in the end (delta: -32.4MB). Peak memory consumption was 1.2MB. Max. memory is 16.1GB. * Witness Printer took 193.18ms. Allocated memory is still 186.6MB. Free memory was 120.1MB in the beginning and 112.8MB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-11-21 18:52:19,355 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3386ae1-8b49-43b1-95e4-64ea1a0c656d/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE