./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/freire1_unwindbound1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- 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_76f46b67-3032-4e14-b730-a9d7279609b9/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76f46b67-3032-4e14-b730-a9d7279609b9/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_76f46b67-3032-4e14-b730-a9d7279609b9/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76f46b67-3032-4e14-b730-a9d7279609b9/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/freire1_unwindbound1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76f46b67-3032-4e14-b730-a9d7279609b9/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76f46b67-3032-4e14-b730-a9d7279609b9/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 32bit --witnessprinter.graph.data.programhash 3387469fc11c16d7f8ab51cbf8a20f0f1310ee033d6c034e3a7582b30964acec --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:35:04,667 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:35:04,783 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76f46b67-3032-4e14-b730-a9d7279609b9/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:35:04,796 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:35:04,797 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:35:04,842 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:35:04,843 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:35:04,844 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:35:04,845 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:35:04,850 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:35:04,851 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:35:04,851 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:35:04,852 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:35:04,853 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:35:04,854 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:35:04,854 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:35:04,855 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:35:04,855 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:35:04,856 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:35:04,856 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:35:04,856 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:35:04,857 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:35:04,857 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:35:04,859 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:35:04,860 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:35:04,861 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:35:04,861 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:35:04,861 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:35:04,862 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:35:04,862 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:35:04,864 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:35:04,864 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:35:04,864 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:35:04,864 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:35:04,865 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:35:04,865 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_76f46b67-3032-4e14-b730-a9d7279609b9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76f46b67-3032-4e14-b730-a9d7279609b9/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3387469fc11c16d7f8ab51cbf8a20f0f1310ee033d6c034e3a7582b30964acec [2023-11-21 18:35:05,181 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:35:05,232 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:35:05,234 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:35:05,236 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:35:05,236 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:35:05,238 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76f46b67-3032-4e14-b730-a9d7279609b9/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/nla-digbench-scaling/freire1_unwindbound1.c [2023-11-21 18:35:08,286 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:35:08,478 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:35:08,479 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76f46b67-3032-4e14-b730-a9d7279609b9/sv-benchmarks/c/nla-digbench-scaling/freire1_unwindbound1.c [2023-11-21 18:35:08,487 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76f46b67-3032-4e14-b730-a9d7279609b9/bin/ukojak-verify-i0I2FZA1j2/data/fce96be2c/f35bbfe2d98f47e98aafe0257eeae65d/FLAG3138460ed [2023-11-21 18:35:08,503 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76f46b67-3032-4e14-b730-a9d7279609b9/bin/ukojak-verify-i0I2FZA1j2/data/fce96be2c/f35bbfe2d98f47e98aafe0257eeae65d [2023-11-21 18:35:08,506 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:35:08,507 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:35:08,509 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:35:08,510 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:35:08,515 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:35:08,516 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:35:08" (1/1) ... [2023-11-21 18:35:08,517 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2542d830 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:08, skipping insertion in model container [2023-11-21 18:35:08,518 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:35:08" (1/1) ... [2023-11-21 18:35:08,539 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:35:08,719 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:35:08,729 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:35:08,747 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:35:08,761 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:35:08,762 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:08 WrapperNode [2023-11-21 18:35:08,762 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:35:08,763 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:35:08,763 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:35:08,764 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:35:08,772 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:08" (1/1) ... [2023-11-21 18:35:08,780 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:08" (1/1) ... [2023-11-21 18:35:08,805 INFO L138 Inliner]: procedures = 14, calls = 10, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 48 [2023-11-21 18:35:08,806 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:35:08,814 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:35:08,814 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:35:08,814 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:35:08,824 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:08" (1/1) ... [2023-11-21 18:35:08,824 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:08" (1/1) ... [2023-11-21 18:35:08,833 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:08" (1/1) ... [2023-11-21 18:35:08,833 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:08" (1/1) ... [2023-11-21 18:35:08,837 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:08" (1/1) ... [2023-11-21 18:35:08,841 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:08" (1/1) ... [2023-11-21 18:35:08,842 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:08" (1/1) ... [2023-11-21 18:35:08,843 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:08" (1/1) ... [2023-11-21 18:35:08,844 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:35:08,845 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:35:08,846 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:35:08,846 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:35:08,847 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:08" (1/1) ... [2023-11-21 18:35:08,853 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:35:08,878 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76f46b67-3032-4e14-b730-a9d7279609b9/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:35:08,894 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76f46b67-3032-4e14-b730-a9d7279609b9/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:35:08,922 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76f46b67-3032-4e14-b730-a9d7279609b9/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:35:08,947 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:35:08,948 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:35:08,948 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:35:08,948 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:35:08,948 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-21 18:35:08,949 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-21 18:35:09,029 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:35:09,032 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:35:09,305 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:35:09,355 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:35:09,365 INFO L308 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-21 18:35:09,367 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:35:09 BoogieIcfgContainer [2023-11-21 18:35:09,368 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:35:09,369 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:35:09,369 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:35:09,378 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:35:09,379 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:35:09" (1/1) ... [2023-11-21 18:35:09,386 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:35:09,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:09,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 26 states and 29 transitions. [2023-11-21 18:35:09,443 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 29 transitions. [2023-11-21 18:35:09,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-21 18:35:09,445 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:09,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:09,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:09,566 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 18:35:09,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:09,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 25 states and 27 transitions. [2023-11-21 18:35:09,587 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 27 transitions. [2023-11-21 18:35:09,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-21 18:35:09,587 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:09,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:09,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:09,666 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 18:35:09,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:09,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 27 states and 30 transitions. [2023-11-21 18:35:09,704 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 30 transitions. [2023-11-21 18:35:09,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-21 18:35:09,704 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:09,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:09,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:09,761 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:35:09,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:09,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 28 states and 31 transitions. [2023-11-21 18:35:09,785 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 31 transitions. [2023-11-21 18:35:09,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:35:09,785 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:09,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:09,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:09,807 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 18:35:09,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:09,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 27 states and 30 transitions. [2023-11-21 18:35:09,825 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 30 transitions. [2023-11-21 18:35:09,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:35:09,826 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:09,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:09,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:09,885 INFO L262 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:35:09,889 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:35:09,944 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 18:35:10,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:10,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 33 states and 39 transitions. [2023-11-21 18:35:10,115 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 39 transitions. [2023-11-21 18:35:10,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:35:10,116 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:10,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:10,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:10,137 INFO L262 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:35:10,139 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:35:10,200 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 18:35:10,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:10,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 34 states and 40 transitions. [2023-11-21 18:35:10,309 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 40 transitions. [2023-11-21 18:35:10,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:35:10,314 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:10,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:10,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:10,364 INFO L262 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:35:10,367 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:35:10,413 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 18:35:10,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:10,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 37 states and 46 transitions. [2023-11-21 18:35:10,470 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 46 transitions. [2023-11-21 18:35:10,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:35:10,471 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:10,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:10,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:10,533 INFO L262 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:35:10,535 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:35:10,590 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:35:10,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:10,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 39 states and 49 transitions. [2023-11-21 18:35:10,748 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 49 transitions. [2023-11-21 18:35:10,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:35:10,749 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:10,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:10,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:10,767 INFO L262 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:35:10,768 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:35:10,804 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 18:35:10,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:10,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 43 states and 56 transitions. [2023-11-21 18:35:10,921 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 56 transitions. [2023-11-21 18:35:10,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-21 18:35:10,922 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:10,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:10,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:10,941 INFO L262 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:35:10,943 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:35:11,047 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:35:11,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:11,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 54 states and 76 transitions. [2023-11-21 18:35:11,486 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 76 transitions. [2023-11-21 18:35:11,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:35:11,488 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:11,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:11,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:11,509 INFO L262 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:35:11,510 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:35:11,606 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:35:12,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:12,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 60 states and 90 transitions. [2023-11-21 18:35:12,256 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 90 transitions. [2023-11-21 18:35:12,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:35:12,257 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:12,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:12,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:12,289 INFO L262 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:35:12,296 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:35:12,379 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:35:12,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:12,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 30 states and 34 transitions. [2023-11-21 18:35:12,609 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 34 transitions. [2023-11-21 18:35:12,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:35:12,610 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:12,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:12,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:12,632 INFO L262 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:35:12,633 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:35:12,697 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:35:13,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:13,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 26 states and 29 transitions. [2023-11-21 18:35:13,219 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 29 transitions. [2023-11-21 18:35:13,220 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-21 18:35:13,220 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 14 iterations. [2023-11-21 18:35:13,229 INFO L751 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2023-11-21 18:35:13,351 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-21 18:35:13,355 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-21 18:35:13,356 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 06:35:13 ImpRootNode [2023-11-21 18:35:13,356 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-21 18:35:13,357 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-21 18:35:13,358 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-21 18:35:13,358 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-21 18:35:13,358 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:35:09" (3/4) ... [2023-11-21 18:35:13,360 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-21 18:35:13,365 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2023-11-21 18:35:13,371 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2023-11-21 18:35:13,372 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2023-11-21 18:35:13,372 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-21 18:35:13,375 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-21 18:35:13,496 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76f46b67-3032-4e14-b730-a9d7279609b9/bin/ukojak-verify-i0I2FZA1j2/witness.graphml [2023-11-21 18:35:13,497 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76f46b67-3032-4e14-b730-a9d7279609b9/bin/ukojak-verify-i0I2FZA1j2/witness.yml [2023-11-21 18:35:13,497 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-21 18:35:13,498 INFO L158 Benchmark]: Toolchain (without parser) took 4990.43ms. Allocated memory was 132.1MB in the beginning and 184.5MB in the end (delta: 52.4MB). Free memory was 72.8MB in the beginning and 91.3MB in the end (delta: -18.4MB). Peak memory consumption was 32.5MB. Max. memory is 16.1GB. [2023-11-21 18:35:13,498 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 132.1MB. Free memory is still 107.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:35:13,499 INFO L158 Benchmark]: CACSL2BoogieTranslator took 253.10ms. Allocated memory was 132.1MB in the beginning and 184.5MB in the end (delta: 52.4MB). Free memory was 72.6MB in the beginning and 154.1MB in the end (delta: -81.5MB). Peak memory consumption was 13.2MB. Max. memory is 16.1GB. [2023-11-21 18:35:13,499 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.20ms. Allocated memory is still 184.5MB. Free memory was 154.1MB in the beginning and 155.9MB in the end (delta: -1.8MB). Peak memory consumption was 4.3MB. Max. memory is 16.1GB. [2023-11-21 18:35:13,500 INFO L158 Benchmark]: Boogie Preprocessor took 30.76ms. Allocated memory is still 184.5MB. Free memory was 155.9MB in the beginning and 155.1MB in the end (delta: 745.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:35:13,500 INFO L158 Benchmark]: RCFGBuilder took 522.32ms. Allocated memory is still 184.5MB. Free memory was 155.1MB in the beginning and 143.3MB in the end (delta: 11.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-21 18:35:13,500 INFO L158 Benchmark]: CodeCheck took 3987.92ms. Allocated memory is still 184.5MB. Free memory was 143.3MB in the beginning and 95.5MB in the end (delta: 47.8MB). Peak memory consumption was 44.4MB. Max. memory is 16.1GB. [2023-11-21 18:35:13,501 INFO L158 Benchmark]: Witness Printer took 140.19ms. Allocated memory is still 184.5MB. Free memory was 95.5MB in the beginning and 91.3MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-21 18:35:13,503 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 2 procedures, 26 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 3.8s, OverallIterations: 14, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 662 SdHoareTripleChecker+Valid, 1.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 353 mSDsluCounter, 500 SdHoareTripleChecker+Invalid, 1.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 237 mSDsCounter, 241 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1089 IncrementalHoareTripleChecker+Invalid, 1330 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 241 mSolverCounterUnsat, 263 mSDtfsCounter, 1089 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1217 GetRequests, 1076 SyntacticMatches, 49 SemanticMatches, 92 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4159 ImplicationChecksByTransitivity, 2.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 137 NumberOfCodeBlocks, 137 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 124 ConstructedInterpolants, 0 QuantifiedInterpolants, 330 SizeOfPredicates, 10 NumberOfNonLiveVariables, 415 ConjunctsInSsa, 32 ConjunctsInUnsatCore, 13 InterpolantComputations, 10 PerfectInterpolantSequences, 7/15 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: 32]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 32]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 33]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 33]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 38]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 38]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 41]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 41]: 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: 32]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 41]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 132.1MB. Free memory is still 107.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 253.10ms. Allocated memory was 132.1MB in the beginning and 184.5MB in the end (delta: 52.4MB). Free memory was 72.6MB in the beginning and 154.1MB in the end (delta: -81.5MB). Peak memory consumption was 13.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.20ms. Allocated memory is still 184.5MB. Free memory was 154.1MB in the beginning and 155.9MB in the end (delta: -1.8MB). Peak memory consumption was 4.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 30.76ms. Allocated memory is still 184.5MB. Free memory was 155.9MB in the beginning and 155.1MB in the end (delta: 745.6kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 522.32ms. Allocated memory is still 184.5MB. Free memory was 155.1MB in the beginning and 143.3MB in the end (delta: 11.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 3987.92ms. Allocated memory is still 184.5MB. Free memory was 143.3MB in the beginning and 95.5MB in the end (delta: 47.8MB). Peak memory consumption was 44.4MB. Max. memory is 16.1GB. * Witness Printer took 140.19ms. Allocated memory is still 184.5MB. Free memory was 95.5MB in the beginning and 91.3MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-11-21 18:35:13,532 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76f46b67-3032-4e14-b730-a9d7279609b9/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