./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/termination-15/array12_alloca.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_419e4baa-3bfb-45a9-82e0-2634d848a566/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_419e4baa-3bfb-45a9-82e0-2634d848a566/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_419e4baa-3bfb-45a9-82e0-2634d848a566/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_419e4baa-3bfb-45a9-82e0-2634d848a566/bin/ukojak-verify-ImItNfHLgk/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/termination-15/array12_alloca.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_419e4baa-3bfb-45a9-82e0-2634d848a566/bin/ukojak-verify-ImItNfHLgk/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_419e4baa-3bfb-45a9-82e0-2634d848a566/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash b994a1ec31b8c037535d8c99bc15e7231c0aea3fc6bbd2fe006bfaa61a5800c0 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:55:21,472 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:55:21,568 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_419e4baa-3bfb-45a9-82e0-2634d848a566/bin/ukojak-verify-ImItNfHLgk/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf [2024-11-08 23:55:21,573 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:55:21,574 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:55:21,600 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:55:21,602 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:55:21,602 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:55:21,603 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:55:21,604 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:55:21,604 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:55:21,605 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-08 23:55:21,605 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-08 23:55:21,606 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-08 23:55:21,606 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:55:21,607 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:55:21,608 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 23:55:21,608 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:55:21,609 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:55:21,609 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:55:21,610 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:55:21,611 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:55:21,611 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:55:21,612 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:55:21,612 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:55:21,613 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:55:21,613 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:55:21,613 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_419e4baa-3bfb-45a9-82e0-2634d848a566/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_419e4baa-3bfb-45a9-82e0-2634d848a566/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b994a1ec31b8c037535d8c99bc15e7231c0aea3fc6bbd2fe006bfaa61a5800c0 [2024-11-08 23:55:22,010 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:55:22,052 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:55:22,056 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:55:22,057 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:55:22,059 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:55:22,062 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_419e4baa-3bfb-45a9-82e0-2634d848a566/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/termination-15/array12_alloca.i Unable to find full path for "g++" [2024-11-08 23:55:24,339 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:55:24,688 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:55:24,689 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_419e4baa-3bfb-45a9-82e0-2634d848a566/sv-benchmarks/c/termination-15/array12_alloca.i [2024-11-08 23:55:24,707 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_419e4baa-3bfb-45a9-82e0-2634d848a566/bin/ukojak-verify-ImItNfHLgk/data/8b9bce34d/1a45d5bcf5da4d01ad7cc640fd33b43a/FLAG2204be931 [2024-11-08 23:55:24,920 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_419e4baa-3bfb-45a9-82e0-2634d848a566/bin/ukojak-verify-ImItNfHLgk/data/8b9bce34d/1a45d5bcf5da4d01ad7cc640fd33b43a [2024-11-08 23:55:24,923 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:55:24,925 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:55:24,927 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:55:24,927 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:55:24,934 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:55:24,936 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:55:24" (1/1) ... [2024-11-08 23:55:24,940 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ad8cdd9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:55:24, skipping insertion in model container [2024-11-08 23:55:24,941 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:55:24" (1/1) ... [2024-11-08 23:55:25,004 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:55:25,519 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:55:25,534 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:55:25,582 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:55:25,627 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:55:25,627 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:55:25 WrapperNode [2024-11-08 23:55:25,627 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:55:25,629 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:55:25,629 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:55:25,629 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:55:25,638 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:55:25" (1/1) ... [2024-11-08 23:55:25,650 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:55:25" (1/1) ... [2024-11-08 23:55:25,678 INFO L138 Inliner]: procedures = 151, calls = 10, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 55 [2024-11-08 23:55:25,679 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:55:25,680 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:55:25,681 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:55:25,681 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:55:25,692 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:55:25" (1/1) ... [2024-11-08 23:55:25,692 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:55:25" (1/1) ... [2024-11-08 23:55:25,694 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:55:25" (1/1) ... [2024-11-08 23:55:25,695 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:55:25" (1/1) ... [2024-11-08 23:55:25,704 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:55:25" (1/1) ... [2024-11-08 23:55:25,711 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:55:25" (1/1) ... [2024-11-08 23:55:25,714 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:55:25" (1/1) ... [2024-11-08 23:55:25,715 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:55:25" (1/1) ... [2024-11-08 23:55:25,720 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:55:25,721 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:55:25,722 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:55:25,722 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:55:25,723 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:55:25" (1/1) ... [2024-11-08 23:55:25,737 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:55:25,750 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_419e4baa-3bfb-45a9-82e0-2634d848a566/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:55:25,769 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_419e4baa-3bfb-45a9-82e0-2634d848a566/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:55:25,772 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_419e4baa-3bfb-45a9-82e0-2634d848a566/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:55:25,807 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-08 23:55:25,807 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-08 23:55:25,807 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 23:55:25,808 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 23:55:25,808 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:55:25,808 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:55:25,896 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:55:25,898 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:55:26,110 INFO L? ?]: Removed 30 outVars from TransFormulas that were not future-live. [2024-11-08 23:55:26,111 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:55:26,171 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:55:26,171 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 23:55:26,172 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:55:26 BoogieIcfgContainer [2024-11-08 23:55:26,172 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:55:26,173 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:55:26,173 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:55:26,186 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:55:26,186 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:55:26" (1/1) ... [2024-11-08 23:55:26,196 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:55:26,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:55:26,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 25 states and 30 transitions. [2024-11-08 23:55:26,261 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 30 transitions. [2024-11-08 23:55:26,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-08 23:55:26,264 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:55:26,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:55:26,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:55:26,601 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:55:26,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:55:26,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 25 states and 29 transitions. [2024-11-08 23:55:26,667 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 29 transitions. [2024-11-08 23:55:26,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-08 23:55:26,669 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:55:26,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:55:26,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:55:26,820 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:55:26,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:55:26,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-11-08 23:55:26,996 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-08 23:55:26,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-08 23:55:26,996 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:55:26,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:55:27,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:55:27,631 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:55:28,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:55:28,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 31 states and 41 transitions. [2024-11-08 23:55:28,606 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 41 transitions. [2024-11-08 23:55:28,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-08 23:55:28,607 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:55:28,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:55:28,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:55:28,661 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:55:28,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:55:28,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 30 states and 40 transitions. [2024-11-08 23:55:28,687 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 40 transitions. [2024-11-08 23:55:28,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-08 23:55:28,688 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:55:28,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:55:28,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:55:28,933 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:55:29,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:55:29,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 31 states and 41 transitions. [2024-11-08 23:55:29,025 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 41 transitions. [2024-11-08 23:55:29,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 23:55:29,025 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:55:29,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:55:29,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:55:29,185 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:55:29,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:55:29,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 32 states and 42 transitions. [2024-11-08 23:55:29,695 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 42 transitions. [2024-11-08 23:55:29,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-08 23:55:29,698 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:55:29,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:55:29,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:55:29,724 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:55:29,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:55:29,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 31 states and 41 transitions. [2024-11-08 23:55:29,747 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 41 transitions. [2024-11-08 23:55:29,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-08 23:55:29,747 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:55:29,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:55:29,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:55:29,805 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:55:29,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:55:29,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 33 states and 44 transitions. [2024-11-08 23:55:29,832 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 44 transitions. [2024-11-08 23:55:29,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-08 23:55:29,832 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:55:29,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:55:29,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:55:30,524 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:55:32,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:55:32,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 40 states and 61 transitions. [2024-11-08 23:55:32,348 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 61 transitions. [2024-11-08 23:55:32,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-08 23:55:32,351 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:55:32,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:55:32,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:55:32,396 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:55:32,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:55:32,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 40 states and 60 transitions. [2024-11-08 23:55:32,658 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 60 transitions. [2024-11-08 23:55:32,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-08 23:55:32,660 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:55:32,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:55:32,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:55:33,057 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:55:33,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:55:33,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 41 states and 60 transitions. [2024-11-08 23:55:33,177 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 60 transitions. [2024-11-08 23:55:33,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-08 23:55:33,177 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:55:33,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:55:33,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:55:33,281 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-08 23:55:33,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:55:33,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 40 states and 59 transitions. [2024-11-08 23:55:33,713 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 59 transitions. [2024-11-08 23:55:33,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-08 23:55:33,714 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:55:33,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:55:33,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:55:33,739 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:55:33,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:55:33,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 44 states and 65 transitions. [2024-11-08 23:55:33,774 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 65 transitions. [2024-11-08 23:55:33,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-08 23:55:33,775 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:55:33,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:55:33,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:55:33,924 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:55:35,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:55:35,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 48 states and 75 transitions. [2024-11-08 23:55:35,366 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 75 transitions. [2024-11-08 23:55:35,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-08 23:55:35,367 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:55:35,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:55:35,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:55:35,651 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:55:37,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:55:37,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 53 states and 85 transitions. [2024-11-08 23:55:37,061 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 85 transitions. [2024-11-08 23:55:37,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-08 23:55:37,062 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:55:37,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:55:37,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:55:37,135 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:55:37,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:55:37,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 53 states and 84 transitions. [2024-11-08 23:55:37,166 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 84 transitions. [2024-11-08 23:55:37,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-08 23:55:37,166 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:55:37,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:55:37,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:55:37,253 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-08 23:55:37,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:55:37,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 53 states and 82 transitions. [2024-11-08 23:55:37,664 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 82 transitions. [2024-11-08 23:55:37,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-08 23:55:37,664 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:55:37,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:55:37,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:55:37,693 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-08 23:55:37,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:55:37,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 51 states and 79 transitions. [2024-11-08 23:55:37,722 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 79 transitions. [2024-11-08 23:55:37,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-08 23:55:37,723 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:55:37,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:55:37,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:55:37,839 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-08 23:55:38,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:55:38,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 51 states and 78 transitions. [2024-11-08 23:55:38,046 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 78 transitions. [2024-11-08 23:55:38,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-08 23:55:38,046 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:55:38,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:55:38,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:55:38,529 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-08 23:55:41,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:55:41,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 59 states and 95 transitions. [2024-11-08 23:55:41,182 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 95 transitions. [2024-11-08 23:55:41,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-08 23:55:41,183 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:55:41,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:55:41,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:55:41,491 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 23:55:45,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:55:45,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 73 states and 125 transitions. [2024-11-08 23:55:45,030 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 125 transitions. [2024-11-08 23:55:45,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-08 23:55:45,031 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:55:45,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:55:45,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:55:45,092 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 23:55:45,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:55:45,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 74 states and 125 transitions. [2024-11-08 23:55:45,114 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 125 transitions. [2024-11-08 23:55:45,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-08 23:55:45,115 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:55:45,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:55:45,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:55:46,117 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:55:50,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:55:50,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 84 states and 146 transitions. [2024-11-08 23:55:50,062 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 146 transitions. [2024-11-08 23:55:50,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-08 23:55:50,063 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:55:50,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:55:50,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:55:50,096 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 23:55:50,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:55:50,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 84 states and 145 transitions. [2024-11-08 23:55:50,548 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 145 transitions. [2024-11-08 23:55:50,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-08 23:55:50,549 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:55:50,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:55:50,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:55:50,775 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 23:55:51,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:55:51,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 84 states and 143 transitions. [2024-11-08 23:55:51,524 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 143 transitions. [2024-11-08 23:55:51,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-08 23:55:51,525 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:55:51,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:55:51,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:55:51,800 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:55:51,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:55:51,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 85 states and 143 transitions. [2024-11-08 23:55:51,904 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 143 transitions. [2024-11-08 23:55:51,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-08 23:55:51,904 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:55:51,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:55:51,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:55:51,931 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 23:55:52,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:55:52,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 76 states and 127 transitions. [2024-11-08 23:55:52,508 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 127 transitions. [2024-11-08 23:55:52,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-08 23:55:52,509 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:55:52,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:55:52,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:55:53,142 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:55:53,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:55:53,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 77 states and 127 transitions. [2024-11-08 23:55:53,675 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 127 transitions. [2024-11-08 23:55:53,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-08 23:55:53,676 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:55:53,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:55:53,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:55:53,768 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-08 23:55:55,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:55:55,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 79 states and 133 transitions. [2024-11-08 23:55:55,233 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 133 transitions. [2024-11-08 23:55:55,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-08 23:55:55,234 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:55:55,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:55:55,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:55:55,291 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-08 23:55:56,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:55:56,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 80 states and 134 transitions. [2024-11-08 23:55:56,513 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 134 transitions. [2024-11-08 23:55:56,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-08 23:55:56,513 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:55:56,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:55:56,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:55:57,163 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:55:59,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:55:59,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 86 states and 146 transitions. [2024-11-08 23:55:59,892 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 146 transitions. [2024-11-08 23:55:59,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-08 23:55:59,893 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:55:59,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:55:59,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:55:59,951 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-08 23:56:00,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:56:00,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 85 states and 144 transitions. [2024-11-08 23:56:00,074 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 144 transitions. [2024-11-08 23:56:00,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-08 23:56:00,075 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:56:00,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:56:00,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:56:00,298 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-08 23:56:03,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:56:03,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 96 states and 165 transitions. [2024-11-08 23:56:03,503 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 165 transitions. [2024-11-08 23:56:03,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-08 23:56:03,504 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:56:03,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:56:03,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:56:03,629 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 5 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 23:56:04,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:56:04,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 96 states and 164 transitions. [2024-11-08 23:56:04,316 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 164 transitions. [2024-11-08 23:56:04,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-08 23:56:04,317 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:56:04,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:56:04,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:56:04,566 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-08 23:56:04,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:56:04,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 51 states and 72 transitions. [2024-11-08 23:56:04,596 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 72 transitions. [2024-11-08 23:56:04,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-08 23:56:04,596 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:56:04,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:56:04,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:56:04,674 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-08 23:56:05,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:56:05,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 39 states and 48 transitions. [2024-11-08 23:56:05,694 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 48 transitions. [2024-11-08 23:56:05,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-08 23:56:05,695 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:56:05,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:56:05,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:56:05,774 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-11-08 23:56:06,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:56:06,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 32 states and 39 transitions. [2024-11-08 23:56:06,767 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 39 transitions. [2024-11-08 23:56:06,767 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-08 23:56:06,767 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 38 iterations. [2024-11-08 23:56:06,778 INFO L729 CodeCheckObserver]: All specifications hold 9 specifications checked. All of them hold [2024-11-08 23:56:08,350 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-08 23:56:08,350 INFO L77 FloydHoareUtils]: At program point L378(line 378) the Hoare annotation is: (let ((.cse0 (select |#length| |ULTIMATE.start_main_~arr~0#1.base|))) (and (= (select |#valid| |ULTIMATE.start_main_~arr~0#1.base|) 1) (= |ULTIMATE.start_main_old_#valid#1| (store |#valid| |ULTIMATE.start_main_#t~malloc206#1.base| 0)) (<= 0 |ULTIMATE.start_main_~j~0#1|) (<= (+ 4 (* |ULTIMATE.start_main_~j~0#1| 4)) .cse0) (= |ULTIMATE.start_main_~arr~0#1.offset| 0) (<= (* |ULTIMATE.start_main_~length~0#1| 4) .cse0))) [2024-11-08 23:56:08,351 INFO L77 FloydHoareUtils]: At program point L378-3(lines 377 383) the Hoare annotation is: (and (= (select |#valid| |ULTIMATE.start_main_~arr~0#1.base|) 1) (= |ULTIMATE.start_main_old_#valid#1| (store |#valid| |ULTIMATE.start_main_#t~malloc206#1.base| 0)) (= |ULTIMATE.start_main_~arr~0#1.offset| 0) (<= (* |ULTIMATE.start_main_~length~0#1| 4) (select |#length| |ULTIMATE.start_main_~arr~0#1.base|))) [2024-11-08 23:56:08,351 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr4REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-08 23:56:08,351 INFO L77 FloydHoareUtils]: At program point L370-1(lines 370 375) the Hoare annotation is: (let ((.cse5 (div |ULTIMATE.start_main_~length~0#1| 4611686018427387904))) (let ((.cse0 (= (select |#valid| |ULTIMATE.start_main_~arr~0#1.base|) 1)) (.cse1 (= |ULTIMATE.start_main_old_#valid#1| (store |#valid| |ULTIMATE.start_main_#t~malloc206#1.base| 0))) (.cse2 (<= .cse5 0)) (.cse3 (= (* |ULTIMATE.start_main_~length~0#1| 4) (+ (select |#length| |ULTIMATE.start_main_~arr~0#1.base|) (* .cse5 18446744073709551616)))) (.cse4 (= |ULTIMATE.start_main_~arr~0#1.offset| 0))) (or (and .cse0 (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse1 (< |ULTIMATE.start_main_~i~0#1| |ULTIMATE.start_main_~length~0#1|) .cse2 .cse3 .cse4) (and (= |ULTIMATE.start_main_~i~0#1| 0) .cse0 .cse1 .cse2 .cse3 .cse4 (<= 1 |ULTIMATE.start_main_~length~0#1|))))) [2024-11-08 23:56:08,351 INFO L77 FloydHoareUtils]: At program point L370-3(lines 370 375) the Hoare annotation is: (let ((.cse7 (select |#length| |ULTIMATE.start_main_~arr~0#1.base|)) (.cse2 (div |ULTIMATE.start_main_~length~0#1| 4611686018427387904))) (let ((.cse0 (= (select |#valid| |ULTIMATE.start_main_~arr~0#1.base|) 1)) (.cse1 (= |ULTIMATE.start_main_old_#valid#1| (store |#valid| |ULTIMATE.start_main_#t~malloc206#1.base| 0))) (.cse3 (= (* |ULTIMATE.start_main_~length~0#1| 4) (+ .cse7 (* .cse2 18446744073709551616)))) (.cse4 (= |ULTIMATE.start_main_~arr~0#1.offset| 0)) (.cse5 (<= 1 |ULTIMATE.start_main_~length~0#1|)) (.cse6 (< .cse2 1))) (or (and (= |ULTIMATE.start_main_~i~0#1| 0) .cse0 .cse1 (<= .cse2 0) .cse3 .cse4 .cse5) (and .cse0 (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse1 .cse3 .cse4 .cse5 .cse6 (<= |ULTIMATE.start_main_~i~0#1| 1)) (and .cse0 .cse1 (< 1 |ULTIMATE.start_main_~i~0#1|) .cse3 .cse4 .cse5 .cse6 (<= (* |ULTIMATE.start_main_~i~0#1| 4) .cse7))))) [2024-11-08 23:56:08,352 INFO L77 FloydHoareUtils]: At program point L370-4(lines 370 375) the Hoare annotation is: (and (= (select |#valid| |ULTIMATE.start_main_~arr~0#1.base|) 1) (= |ULTIMATE.start_main_old_#valid#1| (store |#valid| |ULTIMATE.start_main_#t~malloc206#1.base| 0)) (= |ULTIMATE.start_main_~arr~0#1.offset| 0) (<= 1 |ULTIMATE.start_main_~length~0#1|) (<= (* |ULTIMATE.start_main_~length~0#1| 4) (select |#length| |ULTIMATE.start_main_~arr~0#1.base|))) [2024-11-08 23:56:08,352 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 364 385) the Hoare annotation is: (= |ULTIMATE.start_main_old_#valid#1| |#valid|) [2024-11-08 23:56:08,352 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-08 23:56:08,352 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr5REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-08 23:56:08,352 INFO L77 FloydHoareUtils]: At program point L371(line 371) the Hoare annotation is: (let ((.cse5 (div |ULTIMATE.start_main_~length~0#1| 4611686018427387904))) (let ((.cse0 (= (select |#valid| |ULTIMATE.start_main_~arr~0#1.base|) 1)) (.cse1 (= |ULTIMATE.start_main_old_#valid#1| (store |#valid| |ULTIMATE.start_main_#t~malloc206#1.base| 0))) (.cse2 (<= .cse5 0)) (.cse3 (= (* |ULTIMATE.start_main_~length~0#1| 4) (+ (select |#length| |ULTIMATE.start_main_~arr~0#1.base|) (* .cse5 18446744073709551616)))) (.cse4 (= |ULTIMATE.start_main_~arr~0#1.offset| 0))) (or (and .cse0 (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse1 (< |ULTIMATE.start_main_~i~0#1| |ULTIMATE.start_main_~length~0#1|) .cse2 .cse3 .cse4) (and (= |ULTIMATE.start_main_~i~0#1| 0) .cse0 .cse1 .cse2 .cse3 .cse4 (<= 1 |ULTIMATE.start_main_~length~0#1|))))) [2024-11-08 23:56:08,353 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK(lines 364 385) no Hoare annotation was computed. [2024-11-08 23:56:08,353 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-08 23:56:08,353 INFO L77 FloydHoareUtils]: At program point L372(line 372) the Hoare annotation is: (let ((.cse5 (div |ULTIMATE.start_main_~length~0#1| 4611686018427387904))) (let ((.cse0 (= (select |#valid| |ULTIMATE.start_main_~arr~0#1.base|) 1)) (.cse1 (= |ULTIMATE.start_main_old_#valid#1| (store |#valid| |ULTIMATE.start_main_#t~malloc206#1.base| 0))) (.cse2 (<= .cse5 0)) (.cse3 (= (* |ULTIMATE.start_main_~length~0#1| 4) (+ (select |#length| |ULTIMATE.start_main_~arr~0#1.base|) (* .cse5 18446744073709551616)))) (.cse4 (= |ULTIMATE.start_main_~arr~0#1.offset| 0))) (or (and .cse0 (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse1 (< |ULTIMATE.start_main_~i~0#1| |ULTIMATE.start_main_~length~0#1|) .cse2 .cse3 .cse4) (and (= |ULTIMATE.start_main_~i~0#1| 0) .cse0 .cse1 .cse2 .cse3 .cse4 (<= 1 |ULTIMATE.start_main_~length~0#1|))))) [2024-11-08 23:56:08,353 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-08 23:56:08,354 INFO L77 FloydHoareUtils]: At program point L372-1(lines 372 374) the Hoare annotation is: (let ((.cse5 (div |ULTIMATE.start_main_~length~0#1| 4611686018427387904))) (let ((.cse0 (= (select |#valid| |ULTIMATE.start_main_~arr~0#1.base|) 1)) (.cse1 (= |ULTIMATE.start_main_old_#valid#1| (store |#valid| |ULTIMATE.start_main_#t~malloc206#1.base| 0))) (.cse2 (<= .cse5 0)) (.cse3 (= (* |ULTIMATE.start_main_~length~0#1| 4) (+ (select |#length| |ULTIMATE.start_main_~arr~0#1.base|) (* .cse5 18446744073709551616)))) (.cse4 (= |ULTIMATE.start_main_~arr~0#1.offset| 0))) (or (and .cse0 (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse1 (< |ULTIMATE.start_main_~i~0#1| |ULTIMATE.start_main_~length~0#1|) .cse2 .cse3 .cse4) (and (= |ULTIMATE.start_main_~i~0#1| 0) .cse0 .cse1 .cse2 .cse3 .cse4 (<= 1 |ULTIMATE.start_main_~length~0#1|))))) [2024-11-08 23:56:08,354 INFO L77 FloydHoareUtils]: At program point L372-2(lines 372 374) the Hoare annotation is: (let ((.cse5 (div |ULTIMATE.start_main_~length~0#1| 4611686018427387904))) (let ((.cse0 (= (select |#valid| |ULTIMATE.start_main_~arr~0#1.base|) 1)) (.cse1 (= |ULTIMATE.start_main_old_#valid#1| (store |#valid| |ULTIMATE.start_main_#t~malloc206#1.base| 0))) (.cse2 (<= .cse5 0)) (.cse3 (= (* |ULTIMATE.start_main_~length~0#1| 4) (+ (select |#length| |ULTIMATE.start_main_~arr~0#1.base|) (* .cse5 18446744073709551616)))) (.cse4 (= |ULTIMATE.start_main_~arr~0#1.offset| 0))) (or (and .cse0 (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse1 (< |ULTIMATE.start_main_~i~0#1| |ULTIMATE.start_main_~length~0#1|) .cse2 .cse3 .cse4) (and (= |ULTIMATE.start_main_~i~0#1| 0) .cse0 .cse1 .cse2 .cse3 .cse4 (<= 1 |ULTIMATE.start_main_~length~0#1|))))) [2024-11-08 23:56:08,355 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr6REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-08 23:56:08,355 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-08 23:56:08,355 INFO L77 FloydHoareUtils]: At program point L377-1(lines 377 383) the Hoare annotation is: (and (= (select |#valid| |ULTIMATE.start_main_~arr~0#1.base|) 1) (= |ULTIMATE.start_main_old_#valid#1| (store |#valid| |ULTIMATE.start_main_#t~malloc206#1.base| 0)) (<= (+ |ULTIMATE.start_main_~j~0#1| 1) |ULTIMATE.start_main_~length~0#1|) (<= 0 |ULTIMATE.start_main_~j~0#1|) (= |ULTIMATE.start_main_~arr~0#1.offset| 0) (<= (* |ULTIMATE.start_main_~length~0#1| 4) (select |#length| |ULTIMATE.start_main_~arr~0#1.base|))) [2024-11-08 23:56:08,355 INFO L77 FloydHoareUtils]: At program point L377-3(lines 377 383) the Hoare annotation is: (= |ULTIMATE.start_main_old_#valid#1| (store |#valid| |ULTIMATE.start_main_#t~malloc206#1.base| 0)) [2024-11-08 23:56:08,356 INFO L77 FloydHoareUtils]: At program point L373(line 373) the Hoare annotation is: (let ((.cse5 (div |ULTIMATE.start_main_~length~0#1| 4611686018427387904))) (let ((.cse0 (= (select |#valid| |ULTIMATE.start_main_~arr~0#1.base|) 1)) (.cse1 (= |ULTIMATE.start_main_old_#valid#1| (store |#valid| |ULTIMATE.start_main_#t~malloc206#1.base| 0))) (.cse2 (<= .cse5 0)) (.cse3 (= (* |ULTIMATE.start_main_~length~0#1| 4) (+ (select |#length| |ULTIMATE.start_main_~arr~0#1.base|) (* .cse5 18446744073709551616)))) (.cse4 (= |ULTIMATE.start_main_~arr~0#1.offset| 0))) (or (and .cse0 (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse1 (< |ULTIMATE.start_main_~i~0#1| |ULTIMATE.start_main_~length~0#1|) .cse2 .cse3 .cse4) (and (= |ULTIMATE.start_main_~i~0#1| 0) .cse0 .cse1 .cse2 .cse3 .cse4 (<= 1 |ULTIMATE.start_main_~length~0#1|))))) [2024-11-08 23:56:08,356 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr3REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-08 23:56:08,356 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr7REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-08 23:56:08,356 INFO L77 FloydHoareUtils]: At program point L369(line 369) the Hoare annotation is: (let ((.cse0 (div |ULTIMATE.start_main_~length~0#1| 4611686018427387904))) (and (= (select |#valid| |ULTIMATE.start_main_~arr~0#1.base|) 1) (= |ULTIMATE.start_main_old_#valid#1| (store |#valid| |ULTIMATE.start_main_#t~malloc206#1.base| 0)) (<= .cse0 0) (= (* |ULTIMATE.start_main_~length~0#1| 4) (+ (select |#length| |ULTIMATE.start_main_~arr~0#1.base|) (* .cse0 18446744073709551616))) (= |ULTIMATE.start_main_~arr~0#1.offset| 0) (<= 1 |ULTIMATE.start_main_~length~0#1|) (not (= |ULTIMATE.start_main_~arr~0#1.base| 0)))) [2024-11-08 23:56:08,363 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: main_old_#valid#1 [2024-11-08 23:56:08,363 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #valid [2024-11-08 23:56:08,367 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #valid [2024-11-08 23:56:08,367 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] [2024-11-08 23:56:08,367 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: main_old_#valid#1 [2024-11-08 23:56:08,367 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: ArrayStoreExpression [2024-11-08 23:56:08,370 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-11-08 23:56:08,370 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-11-08 23:56:08,371 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~arr~0!offset [2024-11-08 23:56:08,371 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #valid [2024-11-08 23:56:08,371 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] [2024-11-08 23:56:08,372 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: main_old_#valid#1 [2024-11-08 23:56:08,372 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: ArrayStoreExpression [2024-11-08 23:56:08,372 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-11-08 23:56:08,372 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-11-08 23:56:08,373 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~arr~0!offset [2024-11-08 23:56:08,373 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #valid [2024-11-08 23:56:08,374 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] [2024-11-08 23:56:08,374 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: main_old_#valid#1 [2024-11-08 23:56:08,374 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: ArrayStoreExpression [2024-11-08 23:56:08,374 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-11-08 23:56:08,375 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-11-08 23:56:08,375 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~arr~0!offset [2024-11-08 23:56:08,376 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-11-08 23:56:08,376 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-11-08 23:56:08,380 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #valid [2024-11-08 23:56:08,380 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] [2024-11-08 23:56:08,381 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: main_old_#valid#1 [2024-11-08 23:56:08,381 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: ArrayStoreExpression [2024-11-08 23:56:08,381 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~arr~0!offset [2024-11-08 23:56:08,382 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-11-08 23:56:08,382 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-11-08 23:56:08,383 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:56:08 ImpRootNode [2024-11-08 23:56:08,383 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:56:08,384 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:56:08,384 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:56:08,384 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:56:08,385 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:55:26" (3/4) ... [2024-11-08 23:56:08,389 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-08 23:56:08,401 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2024-11-08 23:56:08,402 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-11-08 23:56:08,402 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2024-11-08 23:56:08,402 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-08 23:56:08,517 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_419e4baa-3bfb-45a9-82e0-2634d848a566/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-08 23:56:08,518 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_419e4baa-3bfb-45a9-82e0-2634d848a566/bin/ukojak-verify-ImItNfHLgk/witness.yml [2024-11-08 23:56:08,518 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:56:08,519 INFO L158 Benchmark]: Toolchain (without parser) took 43593.56ms. Allocated memory was 153.1MB in the beginning and 297.8MB in the end (delta: 144.7MB). Free memory was 118.4MB in the beginning and 146.6MB in the end (delta: -28.3MB). Peak memory consumption was 118.5MB. Max. memory is 16.1GB. [2024-11-08 23:56:08,519 INFO L158 Benchmark]: CDTParser took 1.10ms. Allocated memory is still 153.1MB. Free memory is still 121.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:56:08,519 INFO L158 Benchmark]: CACSL2BoogieTranslator took 700.61ms. Allocated memory is still 153.1MB. Free memory was 117.8MB in the beginning and 97.4MB in the end (delta: 20.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-11-08 23:56:08,520 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.99ms. Allocated memory is still 153.1MB. Free memory was 97.4MB in the beginning and 95.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:56:08,521 INFO L158 Benchmark]: Boogie Preprocessor took 40.25ms. Allocated memory is still 153.1MB. Free memory was 95.8MB in the beginning and 94.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:56:08,521 INFO L158 Benchmark]: RCFGBuilder took 450.73ms. Allocated memory is still 153.1MB. Free memory was 94.3MB in the beginning and 79.1MB in the end (delta: 15.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 23:56:08,522 INFO L158 Benchmark]: CodeCheck took 42210.43ms. Allocated memory was 153.1MB in the beginning and 297.8MB in the end (delta: 144.7MB). Free memory was 79.1MB in the beginning and 151.9MB in the end (delta: -72.8MB). Peak memory consumption was 74.5MB. Max. memory is 16.1GB. [2024-11-08 23:56:08,522 INFO L158 Benchmark]: Witness Printer took 134.11ms. Allocated memory is still 297.8MB. Free memory was 151.9MB in the beginning and 146.6MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 23:56:08,524 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 1 procedures, 25 locations, 9 error locations. Started 1 CEGAR loops. OverallTime: 40.6s, OverallIterations: 38, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 4705 SdHoareTripleChecker+Valid, 27.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 4052 mSDsluCounter, 3094 SdHoareTripleChecker+Invalid, 23.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2112 mSDsCounter, 2324 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 11019 IncrementalHoareTripleChecker+Invalid, 13343 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2324 mSolverCounterUnsat, 982 mSDtfsCounter, 11019 mSolverCounterSat, 0.5s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 4845 GetRequests, 4355 SyntacticMatches, 162 SemanticMatches, 328 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58174 ImplicationChecksByTransitivity, 33.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 7.6s InterpolantComputationTime, 537 NumberOfCodeBlocks, 537 NumberOfCodeBlocksAsserted, 37 NumberOfCheckSat, 500 ConstructedInterpolants, 0 QuantifiedInterpolants, 4381 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 37 InterpolantComputations, 22 PerfectInterpolantSequences, 115/185 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: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 364]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - AllSpecificationsHoldResult: All specifications hold 9 specifications checked. All of them hold - InvariantResult [Line: 370]: Loop Invariant Derived loop invariant: (((((i == 0) && (((length >= 0) ? (length / 4611686018427387904) : ((length / 4611686018427387904) - 1)) <= 0)) && (1 <= length)) || ((((1 <= i) && (1 <= length)) && (((length >= 0) ? (length / 4611686018427387904) : ((length / 4611686018427387904) - 1)) < 1)) && (i <= 1))) || (((1 < i) && (1 <= length)) && (((length >= 0) ? (length / 4611686018427387904) : ((length / 4611686018427387904) - 1)) < 1))) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.10ms. Allocated memory is still 153.1MB. Free memory is still 121.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 700.61ms. Allocated memory is still 153.1MB. Free memory was 117.8MB in the beginning and 97.4MB in the end (delta: 20.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.99ms. Allocated memory is still 153.1MB. Free memory was 97.4MB in the beginning and 95.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 40.25ms. Allocated memory is still 153.1MB. Free memory was 95.8MB in the beginning and 94.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 450.73ms. Allocated memory is still 153.1MB. Free memory was 94.3MB in the beginning and 79.1MB in the end (delta: 15.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 42210.43ms. Allocated memory was 153.1MB in the beginning and 297.8MB in the end (delta: 144.7MB). Free memory was 79.1MB in the beginning and 151.9MB in the end (delta: -72.8MB). Peak memory consumption was 74.5MB. Max. memory is 16.1GB. * Witness Printer took 134.11ms. Allocated memory is still 297.8MB. Free memory was 151.9MB in the beginning and 146.6MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: main_old_#valid#1 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #valid - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #valid - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: main_old_#valid#1 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: ArrayStoreExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #length - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~arr~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #valid - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: main_old_#valid#1 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: ArrayStoreExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #length - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~arr~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #valid - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: main_old_#valid#1 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: ArrayStoreExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #length - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~arr~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #length - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #valid - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: main_old_#valid#1 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: ArrayStoreExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~arr~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #length - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] RESULT: Ultimate proved your program to be correct! [2024-11-08 23:56:08,560 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_419e4baa-3bfb-45a9-82e0-2634d848a566/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