./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-regression/test29-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bd39d9f-daca-4405-bdb9-d2dec00ec525/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bd39d9f-daca-4405-bdb9-d2dec00ec525/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bd39d9f-daca-4405-bdb9-d2dec00ec525/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bd39d9f-daca-4405-bdb9-d2dec00ec525/bin/ukojak-verify-EEHR8qb7sm/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-regression/test29-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bd39d9f-daca-4405-bdb9-d2dec00ec525/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bd39d9f-daca-4405-bdb9-d2dec00ec525/bin/ukojak-verify-EEHR8qb7sm --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 5f2b0f2665cc6a391617d31361282aad698d82c2d4c6cac2f6c25388f18b7855 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 16:50:12,652 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 16:50:12,731 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bd39d9f-daca-4405-bdb9-d2dec00ec525/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2024-11-13 16:50:12,736 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 16:50:12,736 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 16:50:12,783 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 16:50:12,785 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 16:50:12,785 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 16:50:12,786 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 16:50:12,786 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 16:50:12,786 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 16:50:12,786 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 16:50:12,786 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 16:50:12,787 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-13 16:50:12,788 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-13 16:50:12,788 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-13 16:50:12,789 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 16:50:12,789 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 16:50:12,789 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 16:50:12,789 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 16:50:12,789 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 16:50:12,789 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 16:50:12,789 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 16:50:12,789 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 16:50:12,789 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 16:50:12,790 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:50:12,790 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 16:50:12,790 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 16:50:12,790 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 16:50:12,791 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 16:50:12,791 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_7bd39d9f-daca-4405-bdb9-d2dec00ec525/bin/ukojak-verify-EEHR8qb7sm 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 -> 5f2b0f2665cc6a391617d31361282aad698d82c2d4c6cac2f6c25388f18b7855 [2024-11-13 16:50:13,123 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 16:50:13,136 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 16:50:13,142 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 16:50:13,143 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 16:50:13,144 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 16:50:13,147 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bd39d9f-daca-4405-bdb9-d2dec00ec525/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/ldv-regression/test29-2.c Unable to find full path for "g++" [2024-11-13 16:50:15,157 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 16:50:15,510 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 16:50:15,515 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bd39d9f-daca-4405-bdb9-d2dec00ec525/sv-benchmarks/c/ldv-regression/test29-2.c [2024-11-13 16:50:15,534 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bd39d9f-daca-4405-bdb9-d2dec00ec525/bin/ukojak-verify-EEHR8qb7sm/data/2bcd30ea1/6f2353945d0149dcb6610c0d5921c0ed/FLAG938bd5967 [2024-11-13 16:50:15,734 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bd39d9f-daca-4405-bdb9-d2dec00ec525/bin/ukojak-verify-EEHR8qb7sm/data/2bcd30ea1/6f2353945d0149dcb6610c0d5921c0ed [2024-11-13 16:50:15,738 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 16:50:15,742 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 16:50:15,744 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 16:50:15,744 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 16:50:15,751 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 16:50:15,752 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:50:15" (1/1) ... [2024-11-13 16:50:15,754 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@644f45fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:50:15, skipping insertion in model container [2024-11-13 16:50:15,754 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:50:15" (1/1) ... [2024-11-13 16:50:15,772 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 16:50:15,944 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:50:15,954 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 16:50:15,970 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:50:15,986 INFO L204 MainTranslator]: Completed translation [2024-11-13 16:50:15,987 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:50:15 WrapperNode [2024-11-13 16:50:15,987 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 16:50:15,989 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 16:50:15,989 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 16:50:15,989 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 16:50:15,998 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:50:15" (1/1) ... [2024-11-13 16:50:16,007 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:50:15" (1/1) ... [2024-11-13 16:50:16,023 INFO L138 Inliner]: procedures = 13, calls = 19, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 49 [2024-11-13 16:50:16,024 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 16:50:16,025 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 16:50:16,025 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 16:50:16,025 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 16:50:16,032 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:50:15" (1/1) ... [2024-11-13 16:50:16,032 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:50:15" (1/1) ... [2024-11-13 16:50:16,034 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:50:15" (1/1) ... [2024-11-13 16:50:16,034 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:50:15" (1/1) ... [2024-11-13 16:50:16,040 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:50:15" (1/1) ... [2024-11-13 16:50:16,042 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:50:15" (1/1) ... [2024-11-13 16:50:16,043 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:50:15" (1/1) ... [2024-11-13 16:50:16,043 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:50:15" (1/1) ... [2024-11-13 16:50:16,045 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 16:50:16,046 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 16:50:16,046 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 16:50:16,047 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 16:50:16,048 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:50:15" (1/1) ... [2024-11-13 16:50:16,055 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:50:16,069 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bd39d9f-daca-4405-bdb9-d2dec00ec525/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 16:50:16,083 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bd39d9f-daca-4405-bdb9-d2dec00ec525/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 16:50:16,090 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bd39d9f-daca-4405-bdb9-d2dec00ec525/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 16:50:16,114 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 16:50:16,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 16:50:16,114 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 16:50:16,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 16:50:16,114 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 16:50:16,114 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 16:50:16,114 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 16:50:16,114 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 16:50:16,194 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 16:50:16,196 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 16:50:16,385 INFO L? ?]: Removed 21 outVars from TransFormulas that were not future-live. [2024-11-13 16:50:16,386 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 16:50:16,426 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 16:50:16,427 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 16:50:16,427 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:50:16 BoogieIcfgContainer [2024-11-13 16:50:16,427 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 16:50:16,428 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 16:50:16,428 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 16:50:16,439 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 16:50:16,440 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:50:16" (1/1) ... [2024-11-13 16:50:16,450 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:50:16,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:50:16,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 19 states and 21 transitions. [2024-11-13 16:50:16,525 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 21 transitions. [2024-11-13 16:50:16,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-13 16:50:16,527 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:50:16,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:50:16,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:50:16,917 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:50:16,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:50:16,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 18 states and 20 transitions. [2024-11-13 16:50:16,986 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 20 transitions. [2024-11-13 16:50:16,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-13 16:50:16,986 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:50:16,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:50:17,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:50:17,472 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:50:17,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:50:17,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 17 states and 19 transitions. [2024-11-13 16:50:17,914 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 19 transitions. [2024-11-13 16:50:17,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-13 16:50:17,914 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:50:17,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:50:17,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:50:18,075 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:50:18,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:50:18,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 16 states and 18 transitions. [2024-11-13 16:50:18,374 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 18 transitions. [2024-11-13 16:50:18,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-13 16:50:18,375 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:50:18,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:50:18,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:50:18,603 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:50:18,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:50:18,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2024-11-13 16:50:18,890 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2024-11-13 16:50:18,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 16:50:18,891 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:50:18,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:50:18,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:50:18,977 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:50:19,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:50:19,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 18 states and 22 transitions. [2024-11-13 16:50:19,327 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2024-11-13 16:50:19,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 16:50:19,327 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:50:19,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:50:19,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:50:19,443 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:50:20,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:50:20,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 21 states and 27 transitions. [2024-11-13 16:50:20,028 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 27 transitions. [2024-11-13 16:50:20,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 16:50:20,028 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:50:20,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:50:20,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:50:20,087 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:50:20,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:50:20,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 17 states and 21 transitions. [2024-11-13 16:50:20,107 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 21 transitions. [2024-11-13 16:50:20,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 16:50:20,107 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:50:20,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:50:20,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:50:20,218 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:50:20,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:50:20,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 16 states and 20 transitions. [2024-11-13 16:50:20,656 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 20 transitions. [2024-11-13 16:50:20,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 16:50:20,656 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:50:20,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:50:20,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:50:20,718 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:50:20,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:50:20,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 17 states and 21 transitions. [2024-11-13 16:50:20,786 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 21 transitions. [2024-11-13 16:50:20,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 16:50:20,787 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:50:20,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:50:20,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:50:21,297 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:50:23,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:50:23,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 21 states and 30 transitions. [2024-11-13 16:50:23,131 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 30 transitions. [2024-11-13 16:50:23,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 16:50:23,131 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:50:23,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:50:23,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:50:23,365 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:50:24,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:50:24,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 21 states and 28 transitions. [2024-11-13 16:50:24,858 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 28 transitions. [2024-11-13 16:50:24,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 16:50:24,858 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:50:24,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:50:24,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:50:24,946 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:50:25,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:50:25,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 21 states and 27 transitions. [2024-11-13 16:50:25,733 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 27 transitions. [2024-11-13 16:50:25,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 16:50:25,733 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:50:25,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:50:25,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:50:25,937 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:50:27,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:50:27,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 23 states and 29 transitions. [2024-11-13 16:50:27,819 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 29 transitions. [2024-11-13 16:50:27,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 16:50:27,820 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:50:27,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:50:27,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:50:28,274 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:50:30,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:50:30,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2024-11-13 16:50:30,070 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2024-11-13 16:50:30,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 16:50:30,070 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:50:30,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:50:30,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:50:30,442 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:50:31,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:50:31,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 21 states and 24 transitions. [2024-11-13 16:50:31,876 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 24 transitions. [2024-11-13 16:50:31,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 16:50:31,877 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:50:31,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:50:31,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:50:31,958 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:50:33,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:50:33,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 18 states and 21 transitions. [2024-11-13 16:50:33,146 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 21 transitions. [2024-11-13 16:50:33,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 16:50:33,146 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:50:33,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:50:33,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:50:33,324 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:50:34,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:50:34,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2024-11-13 16:50:34,561 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2024-11-13 16:50:34,561 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-13 16:50:34,561 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 18 iterations. [2024-11-13 16:50:34,570 INFO L729 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2024-11-13 16:50:35,315 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-13 16:50:35,315 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-13 16:50:35,315 INFO L77 FloydHoareUtils]: At program point L23(line 23) the Hoare annotation is: (let ((.cse1 (= (select |#valid| |ULTIMATE.start_main_~#d2~0#1.base|) 1)) (.cse2 (not (= |ULTIMATE.start_main_~#d2~0#1.base| |ULTIMATE.start_main_~#d1~0#1.base|))) (.cse0 (select |#length| |ULTIMATE.start_main_~#d2~0#1.base|)) (.cse3 (= (store (store |#valid| |ULTIMATE.start_main_~#d1~0#1.base| 0) |ULTIMATE.start_main_~#d2~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|)) (.cse4 (= |ULTIMATE.start_main_~#d2~0#1.offset| 0))) (or (and (= (select (select |#memory_int| |ULTIMATE.start_main_~#d2~0#1.base|) |ULTIMATE.start_main_~#d2~0#1.offset|) 0) (<= 4 .cse0) .cse1 .cse2 .cse3 |ULTIMATE.start_main_#t~short6#1| .cse4) (and .cse1 .cse2 (= .cse0 4) (not |ULTIMATE.start_main_#t~short6#1|) .cse3 .cse4))) [2024-11-13 16:50:35,315 INFO L77 FloydHoareUtils]: At program point L23-1(line 23) the Hoare annotation is: (and (= (select (select |#memory_int| |ULTIMATE.start_main_~#d2~0#1.base|) |ULTIMATE.start_main_~#d2~0#1.offset|) 0) (<= 4 (select |#length| |ULTIMATE.start_main_~#d2~0#1.base|)) (= (select |#valid| |ULTIMATE.start_main_~#d2~0#1.base|) 1) (not (= |ULTIMATE.start_main_~#d2~0#1.base| |ULTIMATE.start_main_~#d1~0#1.base|)) (= (store (store |#valid| |ULTIMATE.start_main_~#d1~0#1.base| 0) |ULTIMATE.start_main_~#d2~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (= |ULTIMATE.start_main_~#d2~0#1.offset| 0)) [2024-11-13 16:50:35,316 INFO L77 FloydHoareUtils]: At program point L21(line 21) the Hoare annotation is: (and (= 0 |ULTIMATE.start_main_~pd~0#1.offset|) (= (select |#valid| |ULTIMATE.start_main_~pd~0#1.base|) 1) (= (store (store |#valid| |ULTIMATE.start_main_~#d1~0#1.base| 0) |ULTIMATE.start_main_~#d2~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (= |ULTIMATE.start_main_~#d2~0#1.offset| 0) (= |ULTIMATE.start_main_~pd~0#1.base| |ULTIMATE.start_main_~#d2~0#1.base|) (not (= |ULTIMATE.start_main_~pd~0#1.base| |ULTIMATE.start_main_~#d1~0#1.base|)) (<= 4 (select |#length| |ULTIMATE.start_main_~pd~0#1.base|))) [2024-11-13 16:50:35,316 INFO L77 FloydHoareUtils]: At program point L21-1(lines 18 22) the Hoare annotation is: (let ((.cse1 (select |#length| |ULTIMATE.start_main_~#d2~0#1.base|))) (let ((.cse0 (= |ULTIMATE.start_main_~#d2~0#1.offset| |ULTIMATE.start_main_~pd~0#1.offset|)) (.cse2 (= (select |#valid| |ULTIMATE.start_main_~#d2~0#1.base|) 1)) (.cse6 (not (= |ULTIMATE.start_main_~#d2~0#1.base| |ULTIMATE.start_main_~#d1~0#1.base|))) (.cse7 (= .cse1 4)) (.cse3 (= (store (store |#valid| |ULTIMATE.start_main_~#d1~0#1.base| 0) |ULTIMATE.start_main_~#d2~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|)) (.cse4 (= |ULTIMATE.start_main_~#d2~0#1.offset| 0)) (.cse5 (= |ULTIMATE.start_main_~pd~0#1.base| |ULTIMATE.start_main_~#d2~0#1.base|))) (or (and .cse0 (= (select (select |#memory_int| |ULTIMATE.start_main_~#d2~0#1.base|) |ULTIMATE.start_main_~#d2~0#1.offset|) 0) (<= 4 .cse1) .cse2 .cse3 .cse4 .cse5 (not (= |ULTIMATE.start_main_~pd~0#1.base| |ULTIMATE.start_main_~#d1~0#1.base|))) (and .cse2 (not .cse0) .cse6 .cse7 .cse3 .cse4) (and .cse2 .cse6 .cse7 .cse3 .cse4 (not .cse5))))) [2024-11-13 16:50:35,316 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-13 16:50:35,316 INFO L77 FloydHoareUtils]: At program point L19(line 19) the Hoare annotation is: (and (= 0 |ULTIMATE.start_main_~pd~0#1.offset|) (= (select |#valid| |ULTIMATE.start_main_~#d2~0#1.base|) 1) (not (= |ULTIMATE.start_main_~#d2~0#1.base| |ULTIMATE.start_main_~#d1~0#1.base|)) (= (select |#valid| |ULTIMATE.start_main_~pd~0#1.base|) 1) (= (select |#length| |ULTIMATE.start_main_~#d2~0#1.base|) 4) (= (store (store |#valid| |ULTIMATE.start_main_~#d1~0#1.base| 0) |ULTIMATE.start_main_~#d2~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (= |ULTIMATE.start_main_~#d2~0#1.offset| 0) (not (= |ULTIMATE.start_main_~pd~0#1.base| |ULTIMATE.start_main_~#d2~0#1.base|)) (<= 4 (select |#length| |ULTIMATE.start_main_~pd~0#1.base|))) [2024-11-13 16:50:35,316 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr4REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-13 16:50:35,316 INFO L77 FloydHoareUtils]: At program point L23-4(lines 23 25) the Hoare annotation is: (and (not (= |ULTIMATE.start_main_~#d2~0#1.base| |ULTIMATE.start_main_~#d1~0#1.base|)) (not |ULTIMATE.start_main_#t~short6#1|) (= (store (store |#valid| |ULTIMATE.start_main_~#d1~0#1.base| 0) |ULTIMATE.start_main_~#d2~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|)) [2024-11-13 16:50:35,316 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-13 16:50:35,317 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 13 31) the Hoare annotation is: (= |ULTIMATE.start_main_old_#valid#1| |#valid|) [2024-11-13 16:50:35,317 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK(lines 13 31) no Hoare annotation was computed. [2024-11-13 16:50:35,317 INFO L75 FloydHoareUtils]: For program point L3(line 3) no Hoare annotation was computed. [2024-11-13 16:50:35,317 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-13 16:50:35,317 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr5REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-13 16:50:35,317 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr3REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-13 16:50:35,317 INFO L77 FloydHoareUtils]: At program point L18(lines 18 22) the Hoare annotation is: (and (= (select |#valid| |ULTIMATE.start_main_~#d2~0#1.base|) 1) (or (= |ULTIMATE.start_main_~pd~0#1.base| |ULTIMATE.start_main_~#d1~0#1.base|) (= |ULTIMATE.start_main_~pd~0#1.base| |ULTIMATE.start_main_~#d2~0#1.base|)) (= |ULTIMATE.start_main_~#d1~0#1.offset| |ULTIMATE.start_main_~pd~0#1.offset|) (not (= |ULTIMATE.start_main_~#d2~0#1.base| |ULTIMATE.start_main_~#d1~0#1.base|)) (= (select |#valid| |ULTIMATE.start_main_~pd~0#1.base|) 1) (= |ULTIMATE.start_main_~#d1~0#1.offset| 0) (= (select |#length| |ULTIMATE.start_main_~#d2~0#1.base|) 4) (= (store (store |#valid| |ULTIMATE.start_main_~#d1~0#1.base| 0) |ULTIMATE.start_main_~#d2~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (= |ULTIMATE.start_main_~#d2~0#1.offset| 0) (< 3 (select |#length| |ULTIMATE.start_main_~pd~0#1.base|))) [2024-11-13 16:50:35,317 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK(line 3) no Hoare annotation was computed. [2024-11-13 16:50:35,328 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: main_old_#valid#1 [2024-11-13 16:50:35,329 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #valid [2024-11-13 16:50:35,331 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#d2~0!base [2024-11-13 16:50:35,331 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#d1~0!base [2024-11-13 16:50:35,331 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #t~short6 [2024-11-13 16:50:35,331 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: ArrayStoreExpression [2024-11-13 16:50:35,331 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: main_old_#valid#1 [2024-11-13 16:50:35,332 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 04:50:35 ImpRootNode [2024-11-13 16:50:35,332 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 16:50:35,333 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 16:50:35,333 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 16:50:35,333 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 16:50:35,334 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:50:16" (3/4) ... [2024-11-13 16:50:35,337 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-13 16:50:35,344 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2024-11-13 16:50:35,344 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2024-11-13 16:50:35,345 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-13 16:50:35,345 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-13 16:50:35,431 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bd39d9f-daca-4405-bdb9-d2dec00ec525/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 16:50:35,431 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bd39d9f-daca-4405-bdb9-d2dec00ec525/bin/ukojak-verify-EEHR8qb7sm/witness.yml [2024-11-13 16:50:35,431 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 16:50:35,436 INFO L158 Benchmark]: Toolchain (without parser) took 19693.31ms. Allocated memory was 117.4MB in the beginning and 176.2MB in the end (delta: 58.7MB). Free memory was 94.9MB in the beginning and 132.3MB in the end (delta: -37.4MB). Peak memory consumption was 18.1MB. Max. memory is 16.1GB. [2024-11-13 16:50:35,436 INFO L158 Benchmark]: CDTParser took 1.90ms. Allocated memory is still 142.6MB. Free memory is still 79.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:50:35,437 INFO L158 Benchmark]: CACSL2BoogieTranslator took 244.38ms. Allocated memory is still 117.4MB. Free memory was 94.9MB in the beginning and 84.4MB in the end (delta: 10.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 16:50:35,437 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.35ms. Allocated memory is still 117.4MB. Free memory was 84.4MB in the beginning and 83.0MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:50:35,437 INFO L158 Benchmark]: Boogie Preprocessor took 20.98ms. Allocated memory is still 117.4MB. Free memory was 83.0MB in the beginning and 82.3MB in the end (delta: 669.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:50:35,437 INFO L158 Benchmark]: RCFGBuilder took 381.36ms. Allocated memory is still 117.4MB. Free memory was 82.3MB in the beginning and 69.9MB in the end (delta: 12.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 16:50:35,438 INFO L158 Benchmark]: CodeCheck took 18904.12ms. Allocated memory was 117.4MB in the beginning and 176.2MB in the end (delta: 58.7MB). Free memory was 69.9MB in the beginning and 135.9MB in the end (delta: -65.9MB). Peak memory consumption was 76.8MB. Max. memory is 16.1GB. [2024-11-13 16:50:35,439 INFO L158 Benchmark]: Witness Printer took 99.28ms. Allocated memory is still 176.2MB. Free memory was 135.9MB in the beginning and 132.3MB in the end (delta: 3.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:50:35,441 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, 19 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 18.1s, OverallIterations: 18, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 760 SdHoareTripleChecker+Valid, 5.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 663 mSDsluCounter, 219 SdHoareTripleChecker+Invalid, 4.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 114 mSDsCounter, 536 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2705 IncrementalHoareTripleChecker+Invalid, 3241 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 536 mSolverCounterUnsat, 105 mSDtfsCounter, 2705 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1015 GetRequests, 803 SyntacticMatches, 8 SemanticMatches, 204 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17693 ImplicationChecksByTransitivity, 14.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 3.4s InterpolantComputationTime, 104 NumberOfCodeBlocks, 104 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 87 ConstructedInterpolants, 0 QuantifiedInterpolants, 750 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 17 InterpolantComputations, 17 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 - 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: 13]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - AllSpecificationsHoldResult: All specifications hold 8 specifications checked. All of them hold * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.90ms. Allocated memory is still 142.6MB. Free memory is still 79.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 244.38ms. Allocated memory is still 117.4MB. Free memory was 94.9MB in the beginning and 84.4MB in the end (delta: 10.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 35.35ms. Allocated memory is still 117.4MB. Free memory was 84.4MB in the beginning and 83.0MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 20.98ms. Allocated memory is still 117.4MB. Free memory was 83.0MB in the beginning and 82.3MB in the end (delta: 669.2kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 381.36ms. Allocated memory is still 117.4MB. Free memory was 82.3MB in the beginning and 69.9MB in the end (delta: 12.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 18904.12ms. Allocated memory was 117.4MB in the beginning and 176.2MB in the end (delta: 58.7MB). Free memory was 69.9MB in the beginning and 135.9MB in the end (delta: -65.9MB). Peak memory consumption was 76.8MB. Max. memory is 16.1GB. * Witness Printer took 99.28ms. Allocated memory is still 176.2MB. Free memory was 135.9MB in the beginning and 132.3MB in the end (delta: 3.6MB). There was no memory consumed. 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: ~#d2~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~#d1~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #t~short6 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: ArrayStoreExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: main_old_#valid#1 RESULT: Ultimate proved your program to be correct! [2024-11-13 16:50:35,481 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bd39d9f-daca-4405-bdb9-d2dec00ec525/bin/ukojak-verify-EEHR8qb7sm/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