./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/geo3-ll_valuebound5.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 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_f3943ae6-6ed4-4e1e-b7e5-a022474eaea0/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3943ae6-6ed4-4e1e-b7e5-a022474eaea0/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3943ae6-6ed4-4e1e-b7e5-a022474eaea0/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3943ae6-6ed4-4e1e-b7e5-a022474eaea0/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/geo3-ll_valuebound5.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3943ae6-6ed4-4e1e-b7e5-a022474eaea0/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3943ae6-6ed4-4e1e-b7e5-a022474eaea0/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e93016ff57c45c3cae283be4b49e01d237dbbda4f83cf7a9bfcfac37d4c97276 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:43:47,237 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:43:47,342 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3943ae6-6ed4-4e1e-b7e5-a022474eaea0/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 19:43:47,350 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 19:43:47,351 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 19:43:47,397 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:43:47,398 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:43:47,398 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 19:43:47,399 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:43:47,400 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:43:47,400 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:43:47,400 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:43:47,403 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 19:43:47,404 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 19:43:47,404 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 19:43:47,405 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:43:47,405 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:43:47,405 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:43:47,406 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:43:47,406 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:43:47,410 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 19:43:47,413 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:43:47,413 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:43:47,414 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 19:43:47,414 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 19:43:47,414 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 19:43:47,414 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:43:47,415 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:43:47,415 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:43:47,415 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:43:47,416 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:43:47,416 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 19:43:47,416 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 19:43:47,416 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_f3943ae6-6ed4-4e1e-b7e5-a022474eaea0/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3943ae6-6ed4-4e1e-b7e5-a022474eaea0/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e93016ff57c45c3cae283be4b49e01d237dbbda4f83cf7a9bfcfac37d4c97276 [2024-11-08 19:43:47,719 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:43:47,753 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:43:47,756 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:43:47,757 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:43:47,759 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:43:47,760 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3943ae6-6ed4-4e1e-b7e5-a022474eaea0/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/nla-digbench-scaling/geo3-ll_valuebound5.c Unable to find full path for "g++" [2024-11-08 19:43:49,841 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:43:50,023 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:43:50,024 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3943ae6-6ed4-4e1e-b7e5-a022474eaea0/sv-benchmarks/c/nla-digbench-scaling/geo3-ll_valuebound5.c [2024-11-08 19:43:50,032 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3943ae6-6ed4-4e1e-b7e5-a022474eaea0/bin/ukojak-verify-ImItNfHLgk/data/c78bbbe42/eef21ee80e6643409f7dc6c3168f229e/FLAG8d718172d [2024-11-08 19:43:50,049 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3943ae6-6ed4-4e1e-b7e5-a022474eaea0/bin/ukojak-verify-ImItNfHLgk/data/c78bbbe42/eef21ee80e6643409f7dc6c3168f229e [2024-11-08 19:43:50,051 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:43:50,053 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:43:50,054 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:43:50,055 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:43:50,059 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:43:50,060 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:43:50" (1/1) ... [2024-11-08 19:43:50,061 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39b139f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:43:50, skipping insertion in model container [2024-11-08 19:43:50,061 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:43:50" (1/1) ... [2024-11-08 19:43:50,090 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:43:50,274 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3943ae6-6ed4-4e1e-b7e5-a022474eaea0/sv-benchmarks/c/nla-digbench-scaling/geo3-ll_valuebound5.c[525,538] [2024-11-08 19:43:50,293 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:43:50,303 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:43:50,317 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3943ae6-6ed4-4e1e-b7e5-a022474eaea0/sv-benchmarks/c/nla-digbench-scaling/geo3-ll_valuebound5.c[525,538] [2024-11-08 19:43:50,324 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:43:50,343 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:43:50,344 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:43:50 WrapperNode [2024-11-08 19:43:50,344 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:43:50,345 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:43:50,345 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:43:50,345 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:43:50,354 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:43:50" (1/1) ... [2024-11-08 19:43:50,360 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:43:50" (1/1) ... [2024-11-08 19:43:50,376 INFO L138 Inliner]: procedures = 14, calls = 12, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 47 [2024-11-08 19:43:50,389 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:43:50,390 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:43:50,390 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:43:50,390 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:43:50,402 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:43:50" (1/1) ... [2024-11-08 19:43:50,402 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:43:50" (1/1) ... [2024-11-08 19:43:50,404 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:43:50" (1/1) ... [2024-11-08 19:43:50,405 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:43:50" (1/1) ... [2024-11-08 19:43:50,411 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:43:50" (1/1) ... [2024-11-08 19:43:50,414 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:43:50" (1/1) ... [2024-11-08 19:43:50,415 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:43:50" (1/1) ... [2024-11-08 19:43:50,416 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:43:50" (1/1) ... [2024-11-08 19:43:50,418 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:43:50,419 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:43:50,419 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:43:50,420 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:43:50,421 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:43:50" (1/1) ... [2024-11-08 19:43:50,426 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:43:50,440 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3943ae6-6ed4-4e1e-b7e5-a022474eaea0/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 19:43:50,455 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3943ae6-6ed4-4e1e-b7e5-a022474eaea0/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 19:43:50,461 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3943ae6-6ed4-4e1e-b7e5-a022474eaea0/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 19:43:50,496 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:43:50,496 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 19:43:50,496 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 19:43:50,497 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 19:43:50,497 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:43:50,498 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:43:50,498 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-08 19:43:50,508 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-08 19:43:50,590 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:43:50,592 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:43:50,801 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-11-08 19:43:50,803 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:43:50,856 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 19:43:50,857 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 19:43:50,857 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:43:50 BoogieIcfgContainer [2024-11-08 19:43:50,857 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 19:43:50,858 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 19:43:50,859 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 19:43:50,868 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 19:43:50,868 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:43:50" (1/1) ... [2024-11-08 19:43:50,877 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:43:50,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:43:50,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 21 states and 26 transitions. [2024-11-08 19:43:50,934 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 26 transitions. [2024-11-08 19:43:50,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-08 19:43:50,939 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:43:50,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:43:51,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 19:43:51,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:43:51,127 INFO L255 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-08 19:43:51,134 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:43:51,580 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 19:43:51,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:43:51,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 25 states and 32 transitions. [2024-11-08 19:43:51,873 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 32 transitions. [2024-11-08 19:43:51,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-08 19:43:51,875 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:43:51,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:43:51,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:43:52,405 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 19:43:52,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:43:52,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 25 states and 30 transitions. [2024-11-08 19:43:52,929 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 30 transitions. [2024-11-08 19:43:52,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-08 19:43:52,930 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:43:52,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:43:52,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 19:43:53,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:43:53,017 INFO L255 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-08 19:43:53,020 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:43:53,402 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 19:43:54,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:43:54,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 28 states and 37 transitions. [2024-11-08 19:43:54,755 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 37 transitions. [2024-11-08 19:43:54,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-08 19:43:54,757 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:43:54,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:43:54,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 19:43:54,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:43:54,820 INFO L255 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-11-08 19:43:54,823 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:43:55,231 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 2 proven. 11 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-08 19:43:56,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:43:56,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 31 states and 43 transitions. [2024-11-08 19:43:56,793 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 43 transitions. [2024-11-08 19:43:56,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-08 19:43:56,795 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:43:56,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:43:56,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 19:43:56,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:43:56,886 INFO L255 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 41 conjuncts are in the unsatisfiable core [2024-11-08 19:43:56,889 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:43:57,540 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 3 proven. 20 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-11-08 19:43:59,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:43:59,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 34 states and 48 transitions. [2024-11-08 19:43:59,530 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 48 transitions. [2024-11-08 19:43:59,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-08 19:43:59,531 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:43:59,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:43:59,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 19:43:59,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:43:59,630 INFO L255 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 49 conjuncts are in the unsatisfiable core [2024-11-08 19:43:59,634 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:44:00,343 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 4 proven. 32 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-11-08 19:44:02,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:44:02,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 37 states and 53 transitions. [2024-11-08 19:44:02,791 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 53 transitions. [2024-11-08 19:44:02,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-08 19:44:02,792 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:44:02,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:44:02,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:44:03,668 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 40 proven. 12 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-08 19:44:09,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:44:09,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 52 states and 81 transitions. [2024-11-08 19:44:09,129 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 81 transitions. [2024-11-08 19:44:09,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2024-11-08 19:44:09,131 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:44:09,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:44:09,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:44:09,444 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 56 proven. 15 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2024-11-08 19:44:09,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:44:09,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 34 states and 50 transitions. [2024-11-08 19:44:09,980 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 50 transitions. [2024-11-08 19:44:09,981 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-08 19:44:09,982 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 9 iterations. [2024-11-08 19:44:09,991 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-08 19:44:10,763 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-08 19:44:10,764 INFO L77 FloydHoareUtils]: At program point L29(line 29) the Hoare annotation is: true [2024-11-08 19:44:10,764 INFO L77 FloydHoareUtils]: At program point L29-1(line 29) the Hoare annotation is: (not (and (<= |ULTIMATE.start_main_~a~0#1| 5) (<= |ULTIMATE.start_main_~z~0#1| 5) (<= 0 |ULTIMATE.start_main_~a~0#1|) (< 5 |ULTIMATE.start_main_~k~0#1|) (<= 0 |ULTIMATE.start_main_~z~0#1|))) [2024-11-08 19:44:10,765 INFO L77 FloydHoareUtils]: At program point L27(line 27) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~z~0#1| 5) (<= 0 |ULTIMATE.start_main_~z~0#1|)) [2024-11-08 19:44:10,765 INFO L77 FloydHoareUtils]: At program point L27-1(line 27) the Hoare annotation is: true [2024-11-08 19:44:10,765 INFO L77 FloydHoareUtils]: At program point L25(line 25) the Hoare annotation is: true [2024-11-08 19:44:10,765 INFO L77 FloydHoareUtils]: At program point L25-1(line 25) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~z~0#1| 5) (<= 0 |ULTIMATE.start_main_~z~0#1|)) [2024-11-08 19:44:10,765 INFO L77 FloydHoareUtils]: At program point L46(line 46) the Hoare annotation is: true [2024-11-08 19:44:10,766 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-08 19:44:10,766 INFO L77 FloydHoareUtils]: At program point L36-2(lines 36 45) the Hoare annotation is: true [2024-11-08 19:44:10,766 INFO L77 FloydHoareUtils]: At program point L36-3(lines 36 45) the Hoare annotation is: (= (+ (* |ULTIMATE.start_main_~x~0#1| |ULTIMATE.start_main_~z~0#1|) |ULTIMATE.start_main_~a~0#1|) (+ |ULTIMATE.start_main_~x~0#1| (* |ULTIMATE.start_main_~az~0#1| |ULTIMATE.start_main_~y~0#1|))) [2024-11-08 19:44:10,766 INFO L77 FloydHoareUtils]: At program point L37(line 37) the Hoare annotation is: true [2024-11-08 19:44:10,767 INFO L77 FloydHoareUtils]: At program point L37-1(lines 36 45) the Hoare annotation is: (= (+ (* |ULTIMATE.start_main_~x~0#1| |ULTIMATE.start_main_~z~0#1|) |ULTIMATE.start_main_~a~0#1|) (+ |ULTIMATE.start_main_~x~0#1| (* |ULTIMATE.start_main_~az~0#1| |ULTIMATE.start_main_~y~0#1|))) [2024-11-08 19:44:10,767 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 11 13) the Hoare annotation is: true [2024-11-08 19:44:10,767 INFO L77 FloydHoareUtils]: At program point assume_abort_if_notEXIT(lines 11 13) the Hoare annotation is: (not (= |assume_abort_if_not_#in~cond| 0)) [2024-11-08 19:44:10,767 INFO L77 FloydHoareUtils]: At program point L16(lines 16 17) the Hoare annotation is: true [2024-11-08 19:44:10,767 INFO L77 FloydHoareUtils]: At program point L15(lines 15 18) the Hoare annotation is: (or (and (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond) (<= 1 __VERIFIER_assert_~cond)) (= __VERIFIER_assert_~cond 0)) [2024-11-08 19:44:10,768 INFO L77 FloydHoareUtils]: At program point L15-2(lines 14 20) the Hoare annotation is: (not (= |__VERIFIER_assert_#in~cond| 0)) [2024-11-08 19:44:10,768 INFO L77 FloydHoareUtils]: At program point __VERIFIER_assertEXIT(lines 14 20) the Hoare annotation is: (not (= |__VERIFIER_assert_#in~cond| 0)) [2024-11-08 19:44:10,768 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 14 20) the Hoare annotation is: (not (and (not (= |__VERIFIER_assert_#in~cond| 0)) (< |__VERIFIER_assert_#in~cond| 1))) [2024-11-08 19:44:10,768 INFO L77 FloydHoareUtils]: At program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 17) the Hoare annotation is: true [2024-11-08 19:44:10,792 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 07:44:10 ImpRootNode [2024-11-08 19:44:10,792 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 19:44:10,793 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 19:44:10,793 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 19:44:10,793 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 19:44:10,794 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:43:50" (3/4) ... [2024-11-08 19:44:10,798 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-08 19:44:10,801 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2024-11-08 19:44:10,801 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2024-11-08 19:44:10,805 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2024-11-08 19:44:10,806 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2024-11-08 19:44:10,806 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-08 19:44:10,806 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-08 19:44:10,910 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3943ae6-6ed4-4e1e-b7e5-a022474eaea0/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-08 19:44:10,911 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3943ae6-6ed4-4e1e-b7e5-a022474eaea0/bin/ukojak-verify-ImItNfHLgk/witness.yml [2024-11-08 19:44:10,912 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 19:44:10,915 INFO L158 Benchmark]: Toolchain (without parser) took 20862.26ms. Allocated memory was 111.1MB in the beginning and 186.6MB in the end (delta: 75.5MB). Free memory was 69.5MB in the beginning and 49.2MB in the end (delta: 20.4MB). Peak memory consumption was 96.5MB. Max. memory is 16.1GB. [2024-11-08 19:44:10,928 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 111.1MB. Free memory was 76.9MB in the beginning and 76.9MB in the end (delta: 27.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:44:10,928 INFO L158 Benchmark]: CACSL2BoogieTranslator took 290.05ms. Allocated memory is still 111.1MB. Free memory was 69.5MB in the beginning and 56.7MB in the end (delta: 12.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 19:44:10,929 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.87ms. Allocated memory was 111.1MB in the beginning and 155.2MB in the end (delta: 44.0MB). Free memory was 56.7MB in the beginning and 127.0MB in the end (delta: -70.3MB). Peak memory consumption was 8.1MB. Max. memory is 16.1GB. [2024-11-08 19:44:10,930 INFO L158 Benchmark]: Boogie Preprocessor took 28.56ms. Allocated memory is still 155.2MB. Free memory was 127.0MB in the beginning and 125.9MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:44:10,930 INFO L158 Benchmark]: RCFGBuilder took 438.37ms. Allocated memory is still 155.2MB. Free memory was 125.8MB in the beginning and 117.2MB in the end (delta: 8.6MB). Peak memory consumption was 9.0MB. Max. memory is 16.1GB. [2024-11-08 19:44:10,930 INFO L158 Benchmark]: CodeCheck took 19933.89ms. Allocated memory was 155.2MB in the beginning and 186.6MB in the end (delta: 31.5MB). Free memory was 117.2MB in the beginning and 53.4MB in the end (delta: 63.8MB). Peak memory consumption was 94.1MB. Max. memory is 16.1GB. [2024-11-08 19:44:10,931 INFO L158 Benchmark]: Witness Printer took 121.32ms. Allocated memory is still 186.6MB. Free memory was 53.4MB in the beginning and 49.2MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 19:44:10,937 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, 21 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 19.1s, OverallIterations: 9, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 389 SdHoareTripleChecker+Valid, 6.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 169 mSDsluCounter, 408 SdHoareTripleChecker+Invalid, 6.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 228 mSDsCounter, 425 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1076 IncrementalHoareTripleChecker+Invalid, 1501 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 425 mSolverCounterUnsat, 180 mSDtfsCounter, 1076 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2232 GetRequests, 2047 SyntacticMatches, 75 SemanticMatches, 110 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4310 ImplicationChecksByTransitivity, 13.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 4.2s InterpolantComputationTime, 297 NumberOfCodeBlocks, 297 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 289 ConstructedInterpolants, 0 QuantifiedInterpolants, 1995 SizeOfPredicates, 5 NumberOfNonLiveVariables, 485 ConjunctsInSsa, 162 ConjunctsInUnsatCore, 8 InterpolantComputations, 0 PerfectInterpolantSequences, 281/379 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: 17]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - ProcedureContractResult [Line: 11]: Procedure Contract for assume_abort_if_not Derived contract for procedure assume_abort_if_not. Ensures: (cond != 0) - ProcedureContractResult [Line: 14]: Procedure Contract for __VERIFIER_assert Derived contract for procedure __VERIFIER_assert. Requires: ((0 < cond) || (cond == 0)) Ensures: (cond != 0) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 111.1MB. Free memory was 76.9MB in the beginning and 76.9MB in the end (delta: 27.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 290.05ms. Allocated memory is still 111.1MB. Free memory was 69.5MB in the beginning and 56.7MB in the end (delta: 12.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.87ms. Allocated memory was 111.1MB in the beginning and 155.2MB in the end (delta: 44.0MB). Free memory was 56.7MB in the beginning and 127.0MB in the end (delta: -70.3MB). Peak memory consumption was 8.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 28.56ms. Allocated memory is still 155.2MB. Free memory was 127.0MB in the beginning and 125.9MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 438.37ms. Allocated memory is still 155.2MB. Free memory was 125.8MB in the beginning and 117.2MB in the end (delta: 8.6MB). Peak memory consumption was 9.0MB. Max. memory is 16.1GB. * CodeCheck took 19933.89ms. Allocated memory was 155.2MB in the beginning and 186.6MB in the end (delta: 31.5MB). Free memory was 117.2MB in the beginning and 53.4MB in the end (delta: 63.8MB). Peak memory consumption was 94.1MB. Max. memory is 16.1GB. * Witness Printer took 121.32ms. Allocated memory is still 186.6MB. Free memory was 53.4MB in the beginning and 49.2MB 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! [2024-11-08 19:44:10,979 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3943ae6-6ed4-4e1e-b7e5-a022474eaea0/bin/ukojak-verify-ImItNfHLgk/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