./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_predec_14_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_0325123c-6218-420a-ad0a-f62177a62948/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0325123c-6218-420a-ad0a-f62177a62948/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_0325123c-6218-420a-ad0a-f62177a62948/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0325123c-6218-420a-ad0a-f62177a62948/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_predec_14_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0325123c-6218-420a-ad0a-f62177a62948/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_0325123c-6218-420a-ad0a-f62177a62948/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 f942e62b2f9a82992241bbc2081e1fc33edaf1fde957ae533ac750a81c491e76 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:31:18,000 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:31:18,115 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0325123c-6218-420a-ad0a-f62177a62948/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-21 18:31:18,125 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:31:18,126 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:31:18,168 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:31:18,172 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:31:18,173 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:31:18,174 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:31:18,179 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:31:18,180 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:31:18,180 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:31:18,181 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:31:18,183 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:31:18,183 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:31:18,183 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:31:18,184 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:31:18,184 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:31:18,185 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:31:18,185 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:31:18,185 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:31:18,186 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:31:18,187 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:31:18,187 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:31:18,188 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:31:18,188 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:31:18,189 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:31:18,189 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:31:18,190 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:31:18,190 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:31:18,191 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:31:18,192 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:31:18,192 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_0325123c-6218-420a-ad0a-f62177a62948/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0325123c-6218-420a-ad0a-f62177a62948/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f942e62b2f9a82992241bbc2081e1fc33edaf1fde957ae533ac750a81c491e76 [2023-11-21 18:31:18,546 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:31:18,578 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:31:18,580 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:31:18,582 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:31:18,598 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:31:18,600 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0325123c-6218-420a-ad0a-f62177a62948/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_predec_14_good.i [2023-11-21 18:31:21,711 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:31:22,156 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:31:22,157 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0325123c-6218-420a-ad0a-f62177a62948/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_predec_14_good.i [2023-11-21 18:31:22,183 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0325123c-6218-420a-ad0a-f62177a62948/bin/ukojak-verify-i0I2FZA1j2/data/4273ee3be/4ee474b38fa84c739fe78f62ce26222b/FLAGf0d2ea9ee [2023-11-21 18:31:22,201 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0325123c-6218-420a-ad0a-f62177a62948/bin/ukojak-verify-i0I2FZA1j2/data/4273ee3be/4ee474b38fa84c739fe78f62ce26222b [2023-11-21 18:31:22,207 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:31:22,210 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:31:22,213 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:31:22,214 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:31:22,219 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:31:22,222 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:31:22" (1/1) ... [2023-11-21 18:31:22,223 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@272c4ae8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:22, skipping insertion in model container [2023-11-21 18:31:22,224 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:31:22" (1/1) ... [2023-11-21 18:31:22,319 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:31:22,745 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:31:23,280 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:31:23,296 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:31:23,324 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:31:23,414 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:31:23,575 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:31:23,576 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:31:23,576 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:31:23,576 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:31:23,576 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:31:23,584 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:31:23,585 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:23 WrapperNode [2023-11-21 18:31:23,586 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:31:23,587 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:31:23,587 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:31:23,588 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:31:23,595 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:23" (1/1) ... [2023-11-21 18:31:23,647 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:23" (1/1) ... [2023-11-21 18:31:23,706 INFO L138 Inliner]: procedures = 503, calls = 71, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 191 [2023-11-21 18:31:23,707 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:31:23,708 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:31:23,708 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:31:23,708 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:31:23,720 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:23" (1/1) ... [2023-11-21 18:31:23,721 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:23" (1/1) ... [2023-11-21 18:31:23,736 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:23" (1/1) ... [2023-11-21 18:31:23,737 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:23" (1/1) ... [2023-11-21 18:31:23,758 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:23" (1/1) ... [2023-11-21 18:31:23,762 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:23" (1/1) ... [2023-11-21 18:31:23,764 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:23" (1/1) ... [2023-11-21 18:31:23,771 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:23" (1/1) ... [2023-11-21 18:31:23,776 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:31:23,778 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:31:23,779 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:31:23,779 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:31:23,780 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:23" (1/1) ... [2023-11-21 18:31:23,810 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:31:23,834 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0325123c-6218-420a-ad0a-f62177a62948/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:31:23,859 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0325123c-6218-420a-ad0a-f62177a62948/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:31:23,915 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0325123c-6218-420a-ad0a-f62177a62948/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:31:23,951 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2023-11-21 18:31:23,952 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2023-11-21 18:31:23,952 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-21 18:31:23,952 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-21 18:31:23,952 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:31:23,952 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:31:23,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:31:23,953 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-21 18:31:23,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:31:24,149 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:31:24,151 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:31:24,622 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:31:24,998 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:31:24,998 INFO L308 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-21 18:31:25,000 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:31:25 BoogieIcfgContainer [2023-11-21 18:31:25,000 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:31:25,001 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:31:25,001 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:31:25,013 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:31:25,013 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:31:25" (1/1) ... [2023-11-21 18:31:25,023 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:31:25,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:25,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 49 states and 63 transitions. [2023-11-21 18:31:25,092 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 63 transitions. [2023-11-21 18:31:25,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-21 18:31:25,099 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:25,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:25,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:25,503 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 18:31:25,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:25,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 48 states and 62 transitions. [2023-11-21 18:31:25,568 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 62 transitions. [2023-11-21 18:31:25,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:31:25,569 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:25,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:25,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:26,053 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 18:31:26,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:26,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 47 states and 61 transitions. [2023-11-21 18:31:26,175 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 61 transitions. [2023-11-21 18:31:26,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:31:26,177 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:26,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:26,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:26,315 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 18:31:26,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:26,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 46 states and 58 transitions. [2023-11-21 18:31:26,421 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 58 transitions. [2023-11-21 18:31:26,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:31:26,421 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:26,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:26,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:26,530 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 18:31:26,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:26,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 45 states and 57 transitions. [2023-11-21 18:31:26,557 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 57 transitions. [2023-11-21 18:31:26,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-21 18:31:26,558 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:26,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:26,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:26,842 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 18:31:26,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:26,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 45 states and 58 transitions. [2023-11-21 18:31:26,988 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 58 transitions. [2023-11-21 18:31:26,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:31:26,990 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:26,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:27,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:27,071 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 18:31:27,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:27,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 46 states and 58 transitions. [2023-11-21 18:31:27,164 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 58 transitions. [2023-11-21 18:31:27,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:31:27,165 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:27,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:27,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:27,294 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 18:31:27,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:27,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 48 states and 62 transitions. [2023-11-21 18:31:27,341 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 62 transitions. [2023-11-21 18:31:27,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-21 18:31:27,345 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:27,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:27,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:27,483 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 18:31:27,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:27,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 51 states and 67 transitions. [2023-11-21 18:31:27,584 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 67 transitions. [2023-11-21 18:31:27,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-21 18:31:27,585 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:27,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:27,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:27,655 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 18:31:27,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:27,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 53 states and 69 transitions. [2023-11-21 18:31:27,686 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 69 transitions. [2023-11-21 18:31:27,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 18:31:27,687 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:27,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:27,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:27,758 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 18:31:27,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:27,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 54 states and 70 transitions. [2023-11-21 18:31:27,891 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 70 transitions. [2023-11-21 18:31:27,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 18:31:27,892 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:27,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:27,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:27,956 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 18:31:28,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:28,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 52 states and 67 transitions. [2023-11-21 18:31:28,088 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 67 transitions. [2023-11-21 18:31:28,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-21 18:31:28,090 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:28,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:28,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:28,202 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 18:31:28,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:28,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 41 states and 49 transitions. [2023-11-21 18:31:28,351 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 49 transitions. [2023-11-21 18:31:28,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-21 18:31:28,354 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:28,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:28,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:28,516 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 18:31:28,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:28,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 40 states and 48 transitions. [2023-11-21 18:31:28,704 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 48 transitions. [2023-11-21 18:31:28,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-21 18:31:28,708 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:28,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:28,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:28,859 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 18:31:29,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:29,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 39 states and 47 transitions. [2023-11-21 18:31:29,003 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 47 transitions. [2023-11-21 18:31:29,004 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-21 18:31:29,005 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 15 iterations. [2023-11-21 18:31:29,016 INFO L751 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2023-11-21 18:31:29,130 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-21 18:31:29,136 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 06:31:29 ImpRootNode [2023-11-21 18:31:29,136 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-21 18:31:29,137 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-21 18:31:29,137 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-21 18:31:29,138 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-21 18:31:29,139 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:31:25" (3/4) ... [2023-11-21 18:31:29,141 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-21 18:31:29,145 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2023-11-21 18:31:29,146 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2023-11-21 18:31:29,163 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 58 nodes and edges [2023-11-21 18:31:29,164 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2023-11-21 18:31:29,165 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-11-21 18:31:29,166 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-21 18:31:29,326 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0325123c-6218-420a-ad0a-f62177a62948/bin/ukojak-verify-i0I2FZA1j2/witness.graphml [2023-11-21 18:31:29,327 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0325123c-6218-420a-ad0a-f62177a62948/bin/ukojak-verify-i0I2FZA1j2/witness.yml [2023-11-21 18:31:29,327 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-21 18:31:29,328 INFO L158 Benchmark]: Toolchain (without parser) took 7118.69ms. Allocated memory was 109.1MB in the beginning and 209.7MB in the end (delta: 100.7MB). Free memory was 60.7MB in the beginning and 153.9MB in the end (delta: -93.3MB). Peak memory consumption was 9.1MB. Max. memory is 16.1GB. [2023-11-21 18:31:29,329 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 109.1MB. Free memory was 79.3MB in the beginning and 79.3MB in the end (delta: 26.7kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:31:29,329 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1372.81ms. Allocated memory was 109.1MB in the beginning and 144.7MB in the end (delta: 35.7MB). Free memory was 60.4MB in the beginning and 59.6MB in the end (delta: 728.4kB). Peak memory consumption was 40.6MB. Max. memory is 16.1GB. [2023-11-21 18:31:29,330 INFO L158 Benchmark]: Boogie Procedure Inliner took 120.08ms. Allocated memory is still 144.7MB. Free memory was 59.6MB in the beginning and 56.3MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:31:29,330 INFO L158 Benchmark]: Boogie Preprocessor took 68.06ms. Allocated memory is still 144.7MB. Free memory was 55.4MB in the beginning and 54.2MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:31:29,331 INFO L158 Benchmark]: RCFGBuilder took 1221.92ms. Allocated memory is still 144.7MB. Free memory was 54.2MB in the beginning and 92.9MB in the end (delta: -38.7MB). Peak memory consumption was 12.2MB. Max. memory is 16.1GB. [2023-11-21 18:31:29,331 INFO L158 Benchmark]: CodeCheck took 4135.03ms. Allocated memory was 144.7MB in the beginning and 209.7MB in the end (delta: 65.0MB). Free memory was 91.9MB in the beginning and 161.2MB in the end (delta: -69.4MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:31:29,332 INFO L158 Benchmark]: Witness Printer took 190.47ms. Allocated memory is still 209.7MB. Free memory was 161.2MB in the beginning and 153.9MB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-21 18:31:29,334 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: 4.0s, OverallIterations: 15, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1340 SdHoareTripleChecker+Valid, 2.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 383 mSDsluCounter, 965 SdHoareTripleChecker+Invalid, 2.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 220 mSDsCounter, 293 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1065 IncrementalHoareTripleChecker+Invalid, 1358 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 293 mSolverCounterUnsat, 745 mSDtfsCounter, 1065 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2180 GetRequests, 2130 SyntacticMatches, 0 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 768 ImplicationChecksByTransitivity, 1.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.7s InterpolantComputationTime, 266 NumberOfCodeBlocks, 266 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 252 ConstructedInterpolants, 0 QuantifiedInterpolants, 514 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 14 InterpolantComputations, 14 PerfectInterpolantSequences, 58/58 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: 1564]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1564]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1586]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1586]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1611]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1611]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1628]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1628]: 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: 1646]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 109.1MB. Free memory was 79.3MB in the beginning and 79.3MB in the end (delta: 26.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1372.81ms. Allocated memory was 109.1MB in the beginning and 144.7MB in the end (delta: 35.7MB). Free memory was 60.4MB in the beginning and 59.6MB in the end (delta: 728.4kB). Peak memory consumption was 40.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 120.08ms. Allocated memory is still 144.7MB. Free memory was 59.6MB in the beginning and 56.3MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 68.06ms. Allocated memory is still 144.7MB. Free memory was 55.4MB in the beginning and 54.2MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1221.92ms. Allocated memory is still 144.7MB. Free memory was 54.2MB in the beginning and 92.9MB in the end (delta: -38.7MB). Peak memory consumption was 12.2MB. Max. memory is 16.1GB. * CodeCheck took 4135.03ms. Allocated memory was 144.7MB in the beginning and 209.7MB in the end (delta: 65.0MB). Free memory was 91.9MB in the beginning and 161.2MB in the end (delta: -69.4MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 190.47ms. Allocated memory is still 209.7MB. Free memory was 161.2MB in the beginning and 153.9MB 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 18:31:29,365 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0325123c-6218-420a-ad0a-f62177a62948/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE