./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-regression/test18.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6038e02-0dc5-47b4-bb84-aece9845adcd/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6038e02-0dc5-47b4-bb84-aece9845adcd/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6038e02-0dc5-47b4-bb84-aece9845adcd/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6038e02-0dc5-47b4-bb84-aece9845adcd/bin/ukojak-verify-CZk0znPC7b/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-regression/test18.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6038e02-0dc5-47b4-bb84-aece9845adcd/bin/ukojak-verify-CZk0znPC7b/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6038e02-0dc5-47b4-bb84-aece9845adcd/bin/ukojak-verify-CZk0znPC7b --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 32bit --witnessprinter.graph.data.programhash 0feebd8a64fe0b15b88b38240b283856fce37415e61ae67dd5b1ceb66f5c5fbc --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 00:15:01,391 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 00:15:01,446 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6038e02-0dc5-47b4-bb84-aece9845adcd/bin/ukojak-verify-CZk0znPC7b/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2024-12-06 00:15:01,450 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 00:15:01,450 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 00:15:01,469 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 00:15:01,470 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 00:15:01,470 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 00:15:01,470 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 00:15:01,470 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 00:15:01,470 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 00:15:01,470 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 00:15:01,470 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 00:15:01,471 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-12-06 00:15:01,471 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-12-06 00:15:01,471 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-12-06 00:15:01,471 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 00:15:01,471 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 00:15:01,471 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 00:15:01,471 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 00:15:01,471 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 00:15:01,471 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 00:15:01,471 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 00:15:01,471 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 00:15:01,472 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 00:15:01,472 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:15:01,472 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 00:15:01,472 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 00:15:01,472 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 00:15:01,472 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 00:15:01,472 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_b6038e02-0dc5-47b4-bb84-aece9845adcd/bin/ukojak-verify-CZk0znPC7b 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 -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0feebd8a64fe0b15b88b38240b283856fce37415e61ae67dd5b1ceb66f5c5fbc [2024-12-06 00:15:01,705 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 00:15:01,714 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 00:15:01,716 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 00:15:01,717 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 00:15:01,717 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 00:15:01,718 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6038e02-0dc5-47b4-bb84-aece9845adcd/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/ldv-regression/test18.c [2024-12-06 00:15:04,302 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6038e02-0dc5-47b4-bb84-aece9845adcd/bin/ukojak-verify-CZk0znPC7b/data/15af754a5/83c4d9745f164beb9f5015fa4e16a1b6/FLAG522119176 [2024-12-06 00:15:04,529 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 00:15:04,530 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6038e02-0dc5-47b4-bb84-aece9845adcd/sv-benchmarks/c/ldv-regression/test18.c [2024-12-06 00:15:04,536 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6038e02-0dc5-47b4-bb84-aece9845adcd/bin/ukojak-verify-CZk0znPC7b/data/15af754a5/83c4d9745f164beb9f5015fa4e16a1b6/FLAG522119176 [2024-12-06 00:15:04,897 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6038e02-0dc5-47b4-bb84-aece9845adcd/bin/ukojak-verify-CZk0znPC7b/data/15af754a5/83c4d9745f164beb9f5015fa4e16a1b6 [2024-12-06 00:15:04,899 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 00:15:04,900 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 00:15:04,901 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 00:15:04,901 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 00:15:04,904 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 00:15:04,905 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:15:04" (1/1) ... [2024-12-06 00:15:04,905 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48e8e1de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:15:04, skipping insertion in model container [2024-12-06 00:15:04,905 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:15:04" (1/1) ... [2024-12-06 00:15:04,914 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 00:15:05,020 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:15:05,030 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 00:15:05,043 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:15:05,056 INFO L204 MainTranslator]: Completed translation [2024-12-06 00:15:05,056 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:15:05 WrapperNode [2024-12-06 00:15:05,057 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 00:15:05,057 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 00:15:05,057 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 00:15:05,057 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 00:15:05,062 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:15:05" (1/1) ... [2024-12-06 00:15:05,067 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:15:05" (1/1) ... [2024-12-06 00:15:05,078 INFO L138 Inliner]: procedures = 16, calls = 29, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 54 [2024-12-06 00:15:05,078 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 00:15:05,079 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 00:15:05,079 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 00:15:05,079 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 00:15:05,083 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:15:05" (1/1) ... [2024-12-06 00:15:05,083 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:15:05" (1/1) ... [2024-12-06 00:15:05,085 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:15:05" (1/1) ... [2024-12-06 00:15:05,085 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:15:05" (1/1) ... [2024-12-06 00:15:05,088 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:15:05" (1/1) ... [2024-12-06 00:15:05,089 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:15:05" (1/1) ... [2024-12-06 00:15:05,090 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:15:05" (1/1) ... [2024-12-06 00:15:05,091 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:15:05" (1/1) ... [2024-12-06 00:15:05,092 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:15:05" (1/1) ... [2024-12-06 00:15:05,094 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 00:15:05,094 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 00:15:05,094 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 00:15:05,095 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 00:15:05,095 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:15:05" (1/1) ... [2024-12-06 00:15:05,099 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:15:05,108 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6038e02-0dc5-47b4-bb84-aece9845adcd/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 00:15:05,119 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6038e02-0dc5-47b4-bb84-aece9845adcd/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 00:15:05,121 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6038e02-0dc5-47b4-bb84-aece9845adcd/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 00:15:05,141 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-12-06 00:15:05,141 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 00:15:05,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 00:15:05,141 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-06 00:15:05,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-12-06 00:15:05,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-12-06 00:15:05,141 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 00:15:05,142 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 00:15:05,142 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-12-06 00:15:05,142 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-06 00:15:05,201 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 00:15:05,202 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 00:15:05,351 INFO L? ?]: Removed 45 outVars from TransFormulas that were not future-live. [2024-12-06 00:15:05,351 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 00:15:05,381 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 00:15:05,382 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-06 00:15:05,382 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:15:05 BoogieIcfgContainer [2024-12-06 00:15:05,382 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 00:15:05,383 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 00:15:05,383 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 00:15:05,391 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 00:15:05,391 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:15:05" (1/1) ... [2024-12-06 00:15:05,397 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 00:15:05,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:15:05,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 28 transitions. [2024-12-06 00:15:05,438 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 28 transitions. [2024-12-06 00:15:05,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2024-12-06 00:15:05,440 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:15:05,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:15:05,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:15:05,602 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:15:05,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:15:05,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 27 transitions. [2024-12-06 00:15:05,632 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 27 transitions. [2024-12-06 00:15:05,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2024-12-06 00:15:05,632 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:15:05,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:15:05,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:15:05,734 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:15:05,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:15:05,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 26 transitions. [2024-12-06 00:15:05,823 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 26 transitions. [2024-12-06 00:15:05,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-06 00:15:05,823 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:15:05,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:15:05,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:15:05,888 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:15:05,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:15:05,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 25 transitions. [2024-12-06 00:15:05,915 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 25 transitions. [2024-12-06 00:15:05,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-06 00:15:05,915 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:15:05,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:15:05,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:15:06,016 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:15:06,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:15:06,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 24 transitions. [2024-12-06 00:15:06,120 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 24 transitions. [2024-12-06 00:15:06,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 00:15:06,120 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:15:06,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:15:06,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:15:06,182 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:15:06,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:15:06,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 23 transitions. [2024-12-06 00:15:06,216 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 23 transitions. [2024-12-06 00:15:06,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 00:15:06,216 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:15:06,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:15:06,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:15:06,328 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:15:06,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:15:06,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 22 transitions. [2024-12-06 00:15:06,460 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 22 transitions. [2024-12-06 00:15:06,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-12-06 00:15:06,460 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:15:06,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:15:06,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:15:06,644 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:15:06,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:15:06,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 21 transitions. [2024-12-06 00:15:06,970 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 21 transitions. [2024-12-06 00:15:06,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-12-06 00:15:06,970 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:15:06,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:15:06,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:15:07,138 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:15:07,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:15:07,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 20 transitions. [2024-12-06 00:15:07,698 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 20 transitions. [2024-12-06 00:15:07,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-06 00:15:07,699 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:15:07,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:15:07,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:15:07,769 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:15:08,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:15:08,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 19 transitions. [2024-12-06 00:15:08,124 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 19 transitions. [2024-12-06 00:15:08,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-06 00:15:08,124 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:15:08,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:15:08,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:15:08,293 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:15:08,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:15:08,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 18 transitions. [2024-12-06 00:15:08,784 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 18 transitions. [2024-12-06 00:15:08,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 00:15:08,784 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:15:08,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:15:08,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:15:09,296 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:15:10,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:15:10,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 17 transitions. [2024-12-06 00:15:10,909 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 17 transitions. [2024-12-06 00:15:10,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 00:15:10,910 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:15:10,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:15:10,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:15:11,657 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:15:13,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:15:13,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 16 transitions. [2024-12-06 00:15:13,875 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 16 transitions. [2024-12-06 00:15:13,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-06 00:15:13,876 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:15:13,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:15:13,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:15:14,234 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:15:16,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:15:16,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 15 transitions. [2024-12-06 00:15:16,869 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 15 transitions. [2024-12-06 00:15:16,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-06 00:15:16,869 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:15:16,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:15:16,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:15:17,672 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:15:21,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:15:21,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 14 transitions. [2024-12-06 00:15:21,656 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 14 transitions. [2024-12-06 00:15:21,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 00:15:21,657 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:15:21,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:15:21,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:15:22,750 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:15:24,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:15:24,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 12 states and 11 transitions. [2024-12-06 00:15:24,596 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 11 transitions. [2024-12-06 00:15:24,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 00:15:24,596 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:15:24,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:15:24,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:15:25,608 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:15:32,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:15:32,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 11 states and 10 transitions. [2024-12-06 00:15:32,273 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 10 transitions. [2024-12-06 00:15:32,274 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-12-06 00:15:32,274 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 17 iterations. [2024-12-06 00:15:32,279 INFO L726 CodeCheckObserver]: All specifications hold 16 specifications checked. All of them hold [2024-12-06 00:15:32,431 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-12-06 00:15:32,431 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-12-06 00:15:32,431 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr8REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-12-06 00:15:32,431 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-12-06 00:15:32,431 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr4REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-12-06 00:15:32,432 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr6REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-12-06 00:15:32,432 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr11REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-12-06 00:15:32,432 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr13REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-12-06 00:15:32,432 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-12-06 00:15:32,432 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 15 26) the Hoare annotation is: (= |ULTIMATE.start_main_old_#valid#1| |#valid|) [2024-12-06 00:15:32,432 INFO L77 FloydHoareUtils]: At program point L7(line 7) the Hoare annotation is: (let ((.cse0 (select (select |#memory_$Pointer$.base| |ULTIMATE.start_g_~ppb#1.base|) |ULTIMATE.start_g_~ppb#1.offset|))) (and (= .cse0 |ULTIMATE.start_main_~#b~0#1.base|) (not (= |ULTIMATE.start_f_~#pb#1.base| |ULTIMATE.start_main_~#a~0#1.base|)) (= |ULTIMATE.start_g_~ppb#1.offset| 0) (= (select |#valid| |ULTIMATE.start_g_~ppb#1.base|) 1) (= |ULTIMATE.start_main_~#b~0#1.offset| 0) (not (= |ULTIMATE.start_main_~#a~0#1.base| |ULTIMATE.start_f_~#pa#1.base|)) (<= 4 (select |#length| |ULTIMATE.start_g_~ppa#1.base|)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_g_~ppb#1.base|) |ULTIMATE.start_g_~ppb#1.offset|) 0) (not (= |ULTIMATE.start_main_~#b~0#1.base| |ULTIMATE.start_f_~#pa#1.base|)) (= (store (store (store (store |#valid| |ULTIMATE.start_f_~#pa#1.base| 0) |ULTIMATE.start_main_~#a~0#1.base| 0) |ULTIMATE.start_f_~#pb#1.base| 0) |ULTIMATE.start_main_~#b~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (= 4 (select |#length| |ULTIMATE.start_g_~ppb#1.base|)) (= (select |#length| .cse0) 4) (= (select |#valid| .cse0) 1) (not (= |ULTIMATE.start_f_~#pb#1.base| |ULTIMATE.start_f_~#pa#1.base|)) (not (= |ULTIMATE.start_main_~#b~0#1.base| |ULTIMATE.start_main_~#a~0#1.base|)) (= |ULTIMATE.start_g_~ppa#1.offset| |ULTIMATE.start_f_~#pa#1.offset|) (not (= |ULTIMATE.start_f_~#pb#1.base| |ULTIMATE.start_main_~#b~0#1.base|)) (= |ULTIMATE.start_f_~#pa#1.offset| 0) (= (select |#valid| |ULTIMATE.start_g_~ppa#1.base|) 1) (= |ULTIMATE.start_g_~ppa#1.base| |ULTIMATE.start_f_~#pa#1.base|))) [2024-12-06 00:15:32,433 INFO L77 FloydHoareUtils]: At program point L7-1(line 7) the Hoare annotation is: (and (not (= |ULTIMATE.start_f_~#pb#1.base| |ULTIMATE.start_main_~#a~0#1.base|)) (= |ULTIMATE.start_main_~#b~0#1.offset| 0) (not (= |ULTIMATE.start_main_~#a~0#1.base| |ULTIMATE.start_f_~#pa#1.base|)) (<= 4 (select |#length| |ULTIMATE.start_g_~ppa#1.base|)) (not (= |ULTIMATE.start_main_~#b~0#1.base| |ULTIMATE.start_f_~#pa#1.base|)) (= |ULTIMATE.start_g_#t~mem4#1.base| |ULTIMATE.start_main_~#b~0#1.base|) (= (select |#length| |ULTIMATE.start_g_#t~mem4#1.base|) 4) (= (store (store (store (store |#valid| |ULTIMATE.start_f_~#pa#1.base| 0) |ULTIMATE.start_main_~#a~0#1.base| 0) |ULTIMATE.start_f_~#pb#1.base| 0) |ULTIMATE.start_main_~#b~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (= (select |#valid| |ULTIMATE.start_main_~#b~0#1.base|) 1) (not (= |ULTIMATE.start_f_~#pb#1.base| |ULTIMATE.start_f_~#pa#1.base|)) (not (= |ULTIMATE.start_main_~#b~0#1.base| |ULTIMATE.start_main_~#a~0#1.base|)) (= |ULTIMATE.start_g_#t~mem4#1.offset| 0) (= |ULTIMATE.start_g_~ppa#1.offset| |ULTIMATE.start_f_~#pa#1.offset|) (not (= |ULTIMATE.start_f_~#pb#1.base| |ULTIMATE.start_main_~#b~0#1.base|)) (= |ULTIMATE.start_f_~#pa#1.offset| 0) (= (select |#valid| |ULTIMATE.start_g_~ppa#1.base|) 1) (= |ULTIMATE.start_g_~ppa#1.base| |ULTIMATE.start_f_~#pa#1.base|)) [2024-12-06 00:15:32,433 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK(lines 15 26) no Hoare annotation was computed. [2024-12-06 00:15:32,433 INFO L75 FloydHoareUtils]: For program point L3(line 3) no Hoare annotation was computed. [2024-12-06 00:15:32,433 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-12-06 00:15:32,433 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr5REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-12-06 00:15:32,433 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr3REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-12-06 00:15:32,433 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr9REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-12-06 00:15:32,433 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr7REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-12-06 00:15:32,434 INFO L77 FloydHoareUtils]: At program point L18(line 18) the Hoare annotation is: (and (= |ULTIMATE.start_main_~#b~0#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_main_~#b~0#1.base|) 0) 0) (= (select |#valid| |ULTIMATE.start_main_~#b~0#1.base|) 1) (<= (+ |ULTIMATE.start_main_~#b~0#1.offset| 4) (select |#length| |ULTIMATE.start_main_~#b~0#1.base|)) (not (= |ULTIMATE.start_main_~#b~0#1.base| |ULTIMATE.start_main_~#a~0#1.base|)) (= (store (store |#valid| |ULTIMATE.start_main_~#a~0#1.base| 0) |ULTIMATE.start_main_~#b~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|)) [2024-12-06 00:15:32,434 INFO L77 FloydHoareUtils]: At program point L18-1(lines 18 20) the Hoare annotation is: (and (= |ULTIMATE.start_main_#t~mem6#1| 0) (not (= |ULTIMATE.start_main_~#b~0#1.base| |ULTIMATE.start_main_~#a~0#1.base|)) (= (store (store |#valid| |ULTIMATE.start_main_~#a~0#1.base| 0) |ULTIMATE.start_main_~#b~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|)) [2024-12-06 00:15:32,434 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr10REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-12-06 00:15:32,434 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr12REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-12-06 00:15:32,434 INFO L77 FloydHoareUtils]: At program point L12(line 12) the Hoare annotation is: (let ((.cse0 (select (select |#memory_$Pointer$.base| |ULTIMATE.start_f_~#pa#1.base|) |ULTIMATE.start_f_~#pa#1.offset|))) (and (not (= |ULTIMATE.start_f_~#pb#1.base| |ULTIMATE.start_main_~#a~0#1.base|)) (= .cse0 |ULTIMATE.start_main_~#b~0#1.base|) (= |ULTIMATE.start_main_~#b~0#1.offset| 0) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_f_~#pa#1.base|) |ULTIMATE.start_f_~#pa#1.offset|) 0) (not (= |ULTIMATE.start_main_~#a~0#1.base| |ULTIMATE.start_f_~#pa#1.base|)) (not (= |ULTIMATE.start_main_~#b~0#1.base| |ULTIMATE.start_f_~#pa#1.base|)) (= (store (store (store (store |#valid| |ULTIMATE.start_f_~#pa#1.base| 0) |ULTIMATE.start_main_~#a~0#1.base| 0) |ULTIMATE.start_f_~#pb#1.base| 0) |ULTIMATE.start_main_~#b~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (not (= |ULTIMATE.start_f_~#pb#1.base| |ULTIMATE.start_f_~#pa#1.base|)) (= (select |#valid| .cse0) 1) (not (= |ULTIMATE.start_main_~#b~0#1.base| |ULTIMATE.start_main_~#a~0#1.base|)) (= 4 (select |#length| .cse0)) (not (= |ULTIMATE.start_f_~#pb#1.base| |ULTIMATE.start_main_~#b~0#1.base|)) (= |ULTIMATE.start_f_~#pa#1.offset| 0) (<= 4 (select |#length| |ULTIMATE.start_f_~#pa#1.base|)) (= (select |#valid| |ULTIMATE.start_f_~#pa#1.base|) 1))) [2024-12-06 00:15:32,435 INFO L77 FloydHoareUtils]: At program point L12-1(line 12) the Hoare annotation is: (and (not (= |ULTIMATE.start_f_~#pb#1.base| |ULTIMATE.start_main_~#a~0#1.base|)) (= |ULTIMATE.start_main_~#b~0#1.offset| 0) (not (= |ULTIMATE.start_main_~#a~0#1.base| |ULTIMATE.start_f_~#pa#1.base|)) (= (select |#length| |ULTIMATE.start_f_#t~mem5#1.base|) 4) (not (= |ULTIMATE.start_main_~#b~0#1.base| |ULTIMATE.start_f_~#pa#1.base|)) (= (store (store (store (store |#valid| |ULTIMATE.start_f_~#pa#1.base| 0) |ULTIMATE.start_main_~#a~0#1.base| 0) |ULTIMATE.start_f_~#pb#1.base| 0) |ULTIMATE.start_main_~#b~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (= |ULTIMATE.start_f_#t~mem5#1.offset| 0) (= (select |#valid| |ULTIMATE.start_main_~#b~0#1.base|) 1) (not (= |ULTIMATE.start_f_~#pb#1.base| |ULTIMATE.start_f_~#pa#1.base|)) (not (= |ULTIMATE.start_main_~#b~0#1.base| |ULTIMATE.start_main_~#a~0#1.base|)) (not (= |ULTIMATE.start_f_~#pb#1.base| |ULTIMATE.start_main_~#b~0#1.base|)) (= |ULTIMATE.start_f_#t~mem5#1.base| |ULTIMATE.start_main_~#b~0#1.base|)) [2024-12-06 00:15:32,435 INFO L77 FloydHoareUtils]: At program point L10(lines 10 13) the Hoare annotation is: (and (= |ULTIMATE.start_main_~#b~0#1.offset| 0) (not (= |ULTIMATE.start_main_~#a~0#1.base| |ULTIMATE.start_f_~#pa#1.base|)) (= |ULTIMATE.start_f_#in~pb#1.base| |ULTIMATE.start_main_~#b~0#1.base|) (not (= |ULTIMATE.start_main_~#b~0#1.base| |ULTIMATE.start_f_~#pa#1.base|)) (= (select |#length| |ULTIMATE.start_f_#in~pb#1.base|) 4) (= |ULTIMATE.start_f_#in~pb#1.offset| 0) (= (store (store (store |#valid| |ULTIMATE.start_f_~#pa#1.base| 0) |ULTIMATE.start_main_~#a~0#1.base| 0) |ULTIMATE.start_main_~#b~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (= (select |#valid| |ULTIMATE.start_main_~#b~0#1.base|) 1) (= (select |#valid| |ULTIMATE.start_main_~#a~0#1.base|) 1) (not (= |ULTIMATE.start_main_~#b~0#1.base| |ULTIMATE.start_main_~#a~0#1.base|)) (= |ULTIMATE.start_f_~#pa#1.offset| 0) (<= 4 (select |#length| |ULTIMATE.start_f_~#pa#1.base|)) (= (select |#valid| |ULTIMATE.start_f_~#pa#1.base|) 1)) [2024-12-06 00:15:32,435 INFO L77 FloydHoareUtils]: At program point L10-2(lines 10 13) the Hoare annotation is: (and (not (= |ULTIMATE.start_f_~#pb#1.base| |ULTIMATE.start_main_~#a~0#1.base|)) (= (select |#length| |ULTIMATE.start_f_~#pb#1.base|) 4) (= |ULTIMATE.start_main_~#b~0#1.offset| 0) (not (= |ULTIMATE.start_main_~#a~0#1.base| |ULTIMATE.start_f_~#pa#1.base|)) (= |ULTIMATE.start_f_#in~pb#1.base| |ULTIMATE.start_main_~#b~0#1.base|) (not (= |ULTIMATE.start_main_~#b~0#1.base| |ULTIMATE.start_f_~#pa#1.base|)) (= (store (store (store (store |#valid| |ULTIMATE.start_f_~#pa#1.base| 0) |ULTIMATE.start_main_~#a~0#1.base| 0) |ULTIMATE.start_f_~#pb#1.base| 0) |ULTIMATE.start_main_~#b~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (= |ULTIMATE.start_f_~#pb#1.offset| 0) (= (select |#length| |ULTIMATE.start_f_#in~pb#1.base|) 4) (= |ULTIMATE.start_f_#in~pb#1.offset| 0) (= (select |#valid| |ULTIMATE.start_f_~#pb#1.base|) 1) (= (select |#valid| |ULTIMATE.start_main_~#b~0#1.base|) 1) (not (= |ULTIMATE.start_f_~#pb#1.base| |ULTIMATE.start_f_~#pa#1.base|)) (not (= |ULTIMATE.start_main_~#b~0#1.base| |ULTIMATE.start_main_~#a~0#1.base|)) (not (= |ULTIMATE.start_f_~#pb#1.base| |ULTIMATE.start_main_~#b~0#1.base|)) (= |ULTIMATE.start_f_~#pa#1.offset| 0) (<= 4 (select |#length| |ULTIMATE.start_f_~#pa#1.base|)) (= (select |#valid| |ULTIMATE.start_f_~#pa#1.base|) 1)) [2024-12-06 00:15:32,435 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK(line 3) no Hoare annotation was computed. [2024-12-06 00:15:32,442 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #t~mem6 [2024-12-06 00:15:32,444 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#b~0!base [2024-12-06 00:15:32,444 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#a~0!base [2024-12-06 00:15:32,445 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: ArrayStoreExpression [2024-12-06 00:15:32,445 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: main_old_#valid#1 [2024-12-06 00:15:32,445 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: main_old_#valid#1 [2024-12-06 00:15:32,445 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #valid [2024-12-06 00:15:32,446 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 12:15:32 ImpRootNode [2024-12-06 00:15:32,446 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 00:15:32,447 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 00:15:32,447 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 00:15:32,447 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 00:15:32,448 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:15:05" (3/4) ... [2024-12-06 00:15:32,450 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-12-06 00:15:32,456 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 30 nodes and edges [2024-12-06 00:15:32,456 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2024-12-06 00:15:32,456 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-12-06 00:15:32,456 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-12-06 00:15:32,524 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6038e02-0dc5-47b4-bb84-aece9845adcd/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-06 00:15:32,524 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6038e02-0dc5-47b4-bb84-aece9845adcd/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-06 00:15:32,524 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 00:15:32,525 INFO L158 Benchmark]: Toolchain (without parser) took 27624.51ms. Allocated memory was 142.6MB in the beginning and 176.2MB in the end (delta: 33.6MB). Free memory was 117.6MB in the beginning and 120.8MB in the end (delta: -3.2MB). Peak memory consumption was 31.9MB. Max. memory is 16.1GB. [2024-12-06 00:15:32,525 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 142.6MB. Free memory was 81.9MB in the beginning and 81.9MB in the end (delta: 31.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:15:32,525 INFO L158 Benchmark]: CACSL2BoogieTranslator took 155.80ms. Allocated memory is still 142.6MB. Free memory was 117.4MB in the beginning and 106.8MB in the end (delta: 10.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 00:15:32,526 INFO L158 Benchmark]: Boogie Procedure Inliner took 21.25ms. Allocated memory is still 142.6MB. Free memory was 106.8MB in the beginning and 105.7MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:15:32,526 INFO L158 Benchmark]: Boogie Preprocessor took 15.02ms. Allocated memory is still 142.6MB. Free memory was 105.7MB in the beginning and 104.9MB in the end (delta: 848.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:15:32,526 INFO L158 Benchmark]: RCFGBuilder took 287.60ms. Allocated memory is still 142.6MB. Free memory was 104.7MB in the beginning and 88.6MB in the end (delta: 16.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 00:15:32,527 INFO L158 Benchmark]: CodeCheck took 27063.67ms. Allocated memory was 142.6MB in the beginning and 176.2MB in the end (delta: 33.6MB). Free memory was 88.6MB in the beginning and 125.4MB in the end (delta: -36.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:15:32,527 INFO L158 Benchmark]: Witness Printer took 77.26ms. Allocated memory is still 176.2MB. Free memory was 125.4MB in the beginning and 120.8MB in the end (delta: 4.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 00:15:32,529 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, 28 locations, 16 error locations. Started 1 CEGAR loops. OverallTime: 26.9s, OverallIterations: 17, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 103 SdHoareTripleChecker+Valid, 3.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 91 mSDsluCounter, 2 SdHoareTripleChecker+Invalid, 2.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 658 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1813 IncrementalHoareTripleChecker+Invalid, 2471 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 658 mSolverCounterUnsat, 2 mSDtfsCounter, 1813 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 786 GetRequests, 501 SyntacticMatches, 7 SemanticMatches, 278 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27772 ImplicationChecksByTransitivity, 24.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 5.4s InterpolantComputationTime, 90 NumberOfCodeBlocks, 90 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 74 ConstructedInterpolants, 0 QuantifiedInterpolants, 909 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 16 InterpolantComputations, 16 PerfectInterpolantSequences, 0/0 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, ConComCheckerStatistics: 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: -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: 3]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 15]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - AllSpecificationsHoldResult: All specifications hold 16 specifications checked. All of them hold * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 142.6MB. Free memory was 81.9MB in the beginning and 81.9MB in the end (delta: 31.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 155.80ms. Allocated memory is still 142.6MB. Free memory was 117.4MB in the beginning and 106.8MB in the end (delta: 10.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 21.25ms. Allocated memory is still 142.6MB. Free memory was 106.8MB in the beginning and 105.7MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 15.02ms. Allocated memory is still 142.6MB. Free memory was 105.7MB in the beginning and 104.9MB in the end (delta: 848.5kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 287.60ms. Allocated memory is still 142.6MB. Free memory was 104.7MB in the beginning and 88.6MB in the end (delta: 16.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 27063.67ms. Allocated memory was 142.6MB in the beginning and 176.2MB in the end (delta: 33.6MB). Free memory was 88.6MB in the beginning and 125.4MB in the end (delta: -36.8MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 77.26ms. Allocated memory is still 176.2MB. Free memory was 125.4MB in the beginning and 120.8MB in the end (delta: 4.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #t~mem6 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~#b~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~#a~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: ArrayStoreExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: main_old_#valid#1 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: main_old_#valid#1 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #valid RESULT: Ultimate proved your program to be correct! [2024-12-06 00:15:32,547 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6038e02-0dc5-47b4-bb84-aece9845adcd/bin/ukojak-verify-CZk0znPC7b/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