./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/termination-memory-alloca/openbsd_cstrcpy-alloca-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f715f85d-778c-4fc2-9d5a-c7b70d435096/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f715f85d-778c-4fc2-9d5a-c7b70d435096/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f715f85d-778c-4fc2-9d5a-c7b70d435096/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f715f85d-778c-4fc2-9d5a-c7b70d435096/bin/ukojak-verify-ImItNfHLgk/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/termination-memory-alloca/openbsd_cstrcpy-alloca-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f715f85d-778c-4fc2-9d5a-c7b70d435096/bin/ukojak-verify-ImItNfHLgk/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f715f85d-778c-4fc2-9d5a-c7b70d435096/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 96d73e5144e69b17de356213175b4cac1e1bd0fb8c4e4377e7e151c0511f2395 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:09:58,468 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:09:58,552 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f715f85d-778c-4fc2-9d5a-c7b70d435096/bin/ukojak-verify-ImItNfHLgk/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf [2024-11-08 22:09:58,560 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:09:58,561 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:09:58,598 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:09:58,599 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:09:58,600 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:09:58,602 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:09:58,605 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:09:58,605 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:09:58,605 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-08 22:09:58,606 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-08 22:09:58,606 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-08 22:09:58,607 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:09:58,608 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:09:58,609 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 22:09:58,610 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:09:58,610 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:09:58,611 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:09:58,611 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:09:58,614 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:09:58,614 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:09:58,615 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:09:58,615 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:09:58,615 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:09:58,616 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:09:58,616 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f715f85d-778c-4fc2-9d5a-c7b70d435096/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f715f85d-778c-4fc2-9d5a-c7b70d435096/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 96d73e5144e69b17de356213175b4cac1e1bd0fb8c4e4377e7e151c0511f2395 [2024-11-08 22:09:58,872 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:09:58,895 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:09:58,901 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:09:58,902 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:09:58,903 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:09:58,904 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f715f85d-778c-4fc2-9d5a-c7b70d435096/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/termination-memory-alloca/openbsd_cstrcpy-alloca-1.i Unable to find full path for "g++" [2024-11-08 22:10:00,901 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:10:01,127 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:10:01,128 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f715f85d-778c-4fc2-9d5a-c7b70d435096/sv-benchmarks/c/termination-memory-alloca/openbsd_cstrcpy-alloca-1.i [2024-11-08 22:10:01,141 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f715f85d-778c-4fc2-9d5a-c7b70d435096/bin/ukojak-verify-ImItNfHLgk/data/ec4449f5c/66829b241f4c473bbdfb340f4e9501ea/FLAG1de95d5fc [2024-11-08 22:10:01,482 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f715f85d-778c-4fc2-9d5a-c7b70d435096/bin/ukojak-verify-ImItNfHLgk/data/ec4449f5c/66829b241f4c473bbdfb340f4e9501ea [2024-11-08 22:10:01,485 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:10:01,486 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:10:01,489 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:10:01,490 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:10:01,498 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:10:01,499 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:10:01" (1/1) ... [2024-11-08 22:10:01,502 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d3dfa8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:10:01, skipping insertion in model container [2024-11-08 22:10:01,502 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:10:01" (1/1) ... [2024-11-08 22:10:01,564 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:10:01,932 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:10:01,947 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:10:02,006 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:10:02,033 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:10:02,034 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:10:02 WrapperNode [2024-11-08 22:10:02,034 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:10:02,035 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:10:02,036 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:10:02,036 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:10:02,042 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:10:02" (1/1) ... [2024-11-08 22:10:02,054 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:10:02" (1/1) ... [2024-11-08 22:10:02,076 INFO L138 Inliner]: procedures = 111, calls = 12, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 54 [2024-11-08 22:10:02,077 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:10:02,077 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:10:02,078 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:10:02,078 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:10:02,087 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:10:02" (1/1) ... [2024-11-08 22:10:02,087 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:10:02" (1/1) ... [2024-11-08 22:10:02,090 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:10:02" (1/1) ... [2024-11-08 22:10:02,090 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:10:02" (1/1) ... [2024-11-08 22:10:02,096 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:10:02" (1/1) ... [2024-11-08 22:10:02,099 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:10:02" (1/1) ... [2024-11-08 22:10:02,101 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:10:02" (1/1) ... [2024-11-08 22:10:02,102 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:10:02" (1/1) ... [2024-11-08 22:10:02,104 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:10:02,105 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:10:02,105 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:10:02,105 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:10:02,106 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:10:02" (1/1) ... [2024-11-08 22:10:02,112 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:10:02,125 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f715f85d-778c-4fc2-9d5a-c7b70d435096/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:10:02,141 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f715f85d-778c-4fc2-9d5a-c7b70d435096/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:10:02,148 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f715f85d-778c-4fc2-9d5a-c7b70d435096/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:10:02,182 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-08 22:10:02,183 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-08 22:10:02,183 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 22:10:02,183 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 22:10:02,183 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:10:02,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:10:02,316 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:10:02,318 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:10:02,491 INFO L? ?]: Removed 32 outVars from TransFormulas that were not future-live. [2024-11-08 22:10:02,491 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:10:02,540 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:10:02,540 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 22:10:02,541 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:10:02 BoogieIcfgContainer [2024-11-08 22:10:02,541 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:10:02,542 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:10:02,542 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:10:02,554 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:10:02,554 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:10:02" (1/1) ... [2024-11-08 22:10:02,565 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:10:02,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:10:02,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 16 states and 18 transitions. [2024-11-08 22:10:02,682 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 18 transitions. [2024-11-08 22:10:02,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-08 22:10:02,685 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:10:02,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:10:02,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:10:02,878 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:10:02,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:10:02,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 17 states and 19 transitions. [2024-11-08 22:10:02,931 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 19 transitions. [2024-11-08 22:10:02,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-08 22:10:02,933 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:10:02,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:10:03,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:10:03,126 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:10:03,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:10:03,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 16 states and 18 transitions. [2024-11-08 22:10:03,157 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 18 transitions. [2024-11-08 22:10:03,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-08 22:10:03,157 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:10:03,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:10:03,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:10:03,560 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:10:03,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:10:03,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2024-11-08 22:10:03,906 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2024-11-08 22:10:03,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-08 22:10:03,906 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:10:03,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:10:03,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:10:04,016 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:10:04,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:10:04,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 16 states and 18 transitions. [2024-11-08 22:10:04,067 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 18 transitions. [2024-11-08 22:10:04,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-08 22:10:04,068 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:10:04,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:10:04,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:10:04,251 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:10:04,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:10:04,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 17 states and 20 transitions. [2024-11-08 22:10:04,453 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 20 transitions. [2024-11-08 22:10:04,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-08 22:10:04,453 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:10:04,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:10:04,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:10:04,832 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:10:05,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:10:05,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 19 states and 25 transitions. [2024-11-08 22:10:05,645 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 25 transitions. [2024-11-08 22:10:05,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-08 22:10:05,646 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:10:05,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:10:05,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:10:05,815 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:10:06,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:10:06,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 21 states and 28 transitions. [2024-11-08 22:10:06,758 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 28 transitions. [2024-11-08 22:10:06,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 22:10:06,759 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:10:06,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:10:06,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:10:07,219 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:10:08,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:10:08,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 25 states and 36 transitions. [2024-11-08 22:10:08,392 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 36 transitions. [2024-11-08 22:10:08,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 22:10:08,392 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:10:08,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:10:08,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:10:08,433 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-08 22:10:09,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:10:09,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 26 states and 38 transitions. [2024-11-08 22:10:09,019 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 38 transitions. [2024-11-08 22:10:09,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-08 22:10:09,019 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:10:09,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:10:09,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:10:09,187 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:10:10,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:10:10,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 30 states and 47 transitions. [2024-11-08 22:10:10,940 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 47 transitions. [2024-11-08 22:10:10,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-08 22:10:10,940 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:10:10,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:10:10,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:10:11,908 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:10:14,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:10:14,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 35 states and 59 transitions. [2024-11-08 22:10:14,408 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 59 transitions. [2024-11-08 22:10:14,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-08 22:10:14,408 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:10:14,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:10:14,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:10:14,444 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:10:15,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:10:15,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 37 states and 65 transitions. [2024-11-08 22:10:15,619 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 65 transitions. [2024-11-08 22:10:15,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 22:10:15,620 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:10:15,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:10:15,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:10:16,709 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:10:20,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:10:20,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 43 states and 83 transitions. [2024-11-08 22:10:20,841 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 83 transitions. [2024-11-08 22:10:20,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 22:10:20,842 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:10:20,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:10:20,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:10:20,900 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-08 22:10:21,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:10:21,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 44 states and 86 transitions. [2024-11-08 22:10:21,625 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 86 transitions. [2024-11-08 22:10:21,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-08 22:10:21,625 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:10:21,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:10:21,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:10:21,771 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-08 22:10:23,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:10:23,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 47 states and 93 transitions. [2024-11-08 22:10:23,179 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 93 transitions. [2024-11-08 22:10:23,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-08 22:10:23,180 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:10:23,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:10:23,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:10:24,439 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:10:26,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:10:26,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 49 states and 97 transitions. [2024-11-08 22:10:26,362 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 97 transitions. [2024-11-08 22:10:26,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-08 22:10:26,363 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:10:26,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:10:26,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:10:26,405 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 22:10:27,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:10:27,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 49 states and 96 transitions. [2024-11-08 22:10:27,037 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 96 transitions. [2024-11-08 22:10:27,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-08 22:10:27,042 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:10:27,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:10:27,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:10:27,100 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 22:10:27,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:10:27,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 48 states and 92 transitions. [2024-11-08 22:10:27,613 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 92 transitions. [2024-11-08 22:10:27,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-08 22:10:27,613 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:10:27,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:10:27,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:10:28,877 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:10:35,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:10:35,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 57 states and 113 transitions. [2024-11-08 22:10:35,849 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 113 transitions. [2024-11-08 22:10:35,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-08 22:10:35,850 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:10:35,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:10:35,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:10:35,895 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 22:10:36,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:10:36,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 58 states and 116 transitions. [2024-11-08 22:10:36,391 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 116 transitions. [2024-11-08 22:10:36,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-08 22:10:36,392 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:10:36,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:10:36,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:10:36,523 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-08 22:10:38,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:10:38,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 61 states and 124 transitions. [2024-11-08 22:10:38,396 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 124 transitions. [2024-11-08 22:10:38,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-08 22:10:38,396 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:10:38,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:10:38,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:10:39,857 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 5 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:10:43,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:10:43,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 64 states and 131 transitions. [2024-11-08 22:10:43,192 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 131 transitions. [2024-11-08 22:10:43,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-08 22:10:43,192 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:10:43,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:10:43,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:10:43,243 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-08 22:10:44,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:10:44,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 64 states and 130 transitions. [2024-11-08 22:10:44,029 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-08 22:10:44,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-08 22:10:44,030 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:10:44,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:10:44,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:10:45,858 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 3 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:10:55,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:10:55,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 15 states and 18 transitions. [2024-11-08 22:10:55,128 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 18 transitions. [2024-11-08 22:10:55,128 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-08 22:10:55,128 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 25 iterations. [2024-11-08 22:10:55,137 INFO L729 CodeCheckObserver]: All specifications hold 7 specifications checked. All of them hold [2024-11-08 22:10:56,884 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-08 22:10:56,884 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-08 22:10:56,885 INFO L77 FloydHoareUtils]: At program point L566(line 566) the Hoare annotation is: (and (not (= |ULTIMATE.start_main_#t~malloc8#1.base| |ULTIMATE.start_main_#t~malloc7#1.base|)) (= |ULTIMATE.start_main_~nondetArea~0#1.offset| 0) (not (= |ULTIMATE.start_main_~nondetArea~0#1.base| |ULTIMATE.start_main_~nondetString~0#1.base|)) (= |ULTIMATE.start_main_~nondetString~0#1.offset| 0) (<= (div |ULTIMATE.start_main_~length2~0#1| 18446744073709551616) 0) (<= |ULTIMATE.start_main_~length2~0#1| (select |#length| |ULTIMATE.start_main_~nondetArea~0#1.base|)) (= (select |#valid| |ULTIMATE.start_main_~nondetString~0#1.base|) 1) (<= 1 |ULTIMATE.start_main_~length2~0#1|) (= (select |#valid| |ULTIMATE.start_main_~nondetArea~0#1.base|) 1) (= (mod |ULTIMATE.start_main_~length2~0#1| 18446744073709551616) (select |#length| |ULTIMATE.start_main_~nondetString~0#1.base|)) (= |ULTIMATE.start_main_old_#valid#1| (store (store |#valid| |ULTIMATE.start_main_#t~malloc8#1.base| 0) |ULTIMATE.start_main_#t~malloc7#1.base| 0))) [2024-11-08 22:10:56,885 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-08 22:10:56,885 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr4REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-08 22:10:56,886 INFO L77 FloydHoareUtils]: At program point L560-1(lines 554 569) the Hoare annotation is: (and (= |ULTIMATE.start_main_old_#valid#1| |#valid|) (< (div |ULTIMATE.start_main_~length1~0#1| 18446744073709551616) 1) (<= (div |ULTIMATE.start_main_~length2~0#1| 18446744073709551616) 0) (<= 1 |ULTIMATE.start_main_~length2~0#1|)) [2024-11-08 22:10:56,886 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-08 22:10:56,886 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 554 569) the Hoare annotation is: (= |ULTIMATE.start_main_old_#valid#1| |#valid|) [2024-11-08 22:10:56,886 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-08 22:10:56,886 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr5REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-08 22:10:56,887 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr3REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-08 22:10:56,887 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK(lines 554 569) no Hoare annotation was computed. [2024-11-08 22:10:56,887 INFO L77 FloydHoareUtils]: At program point L551-1(line 551) the Hoare annotation is: (let ((.cse8 (select |#length| |ULTIMATE.start_cstrcpy_~from#1.base|)) (.cse10 (select |#length| |ULTIMATE.start_cstrcpy_~to#1.base|))) (let ((.cse0 (< (+ |ULTIMATE.start_cstrcpy_~to#1.offset| .cse8) (+ .cse10 |ULTIMATE.start_cstrcpy_~from#1.offset| 1))) (.cse1 (not (= |ULTIMATE.start_main_#t~malloc8#1.base| |ULTIMATE.start_main_#t~malloc7#1.base|))) (.cse2 (<= (+ |ULTIMATE.start_cstrcpy_~to#1.offset| 1) .cse10)) (.cse9 (= |ULTIMATE.start_cstrcpy_#t~mem2#1| 0)) (.cse3 (= (select |#valid| |ULTIMATE.start_cstrcpy_~from#1.base|) 1)) (.cse4 (= (select (select |#memory_int| |ULTIMATE.start_cstrcpy_~from#1.base|) (+ (- 1) .cse8)) 0)) (.cse5 (not (= |ULTIMATE.start_cstrcpy_~to#1.base| |ULTIMATE.start_cstrcpy_~from#1.base|))) (.cse6 (= |ULTIMATE.start_main_old_#valid#1| (store (store |#valid| |ULTIMATE.start_main_#t~malloc8#1.base| 0) |ULTIMATE.start_main_#t~malloc7#1.base| 0))) (.cse7 (= (select |#valid| |ULTIMATE.start_cstrcpy_~to#1.base|) 1))) (or (and .cse0 .cse1 (<= 2 |ULTIMATE.start_cstrcpy_~from#1.offset|) .cse2 (<= 2 |ULTIMATE.start_cstrcpy_~to#1.offset|) .cse3 .cse4 .cse5 .cse6 .cse7 (or (< (+ |ULTIMATE.start_cstrcpy_~from#1.offset| 1) .cse8) .cse9)) (and (= |ULTIMATE.start_cstrcpy_~to#1.offset| 0) (< .cse8 (+ .cse10 1)) .cse1 (= |ULTIMATE.start_cstrcpy_~from#1.offset| 0) (<= 1 .cse10) .cse3 .cse4 .cse5 (or (< 1 .cse8) .cse9) .cse6 .cse7) (and .cse0 .cse1 .cse2 (or (< 2 .cse8) .cse9) .cse3 .cse4 .cse5 .cse6 (= |ULTIMATE.start_cstrcpy_~from#1.offset| 1) (<= 1 |ULTIMATE.start_cstrcpy_~to#1.offset|) .cse7)))) [2024-11-08 22:10:56,888 INFO L77 FloydHoareUtils]: At program point L551-2(line 551) the Hoare annotation is: (let ((.cse1 (select |#length| |ULTIMATE.start_cstrcpy_~from#1.base|)) (.cse10 (select |#length| |ULTIMATE.start_cstrcpy_~to#1.base|))) (let ((.cse3 (not (= |ULTIMATE.start_main_#t~malloc8#1.base| |ULTIMATE.start_main_#t~malloc7#1.base|))) (.cse0 (< (+ |ULTIMATE.start_cstrcpy_~to#1.offset| .cse1) (+ .cse10 |ULTIMATE.start_cstrcpy_~from#1.offset| 1))) (.cse5 (= (select |#valid| |ULTIMATE.start_cstrcpy_~from#1.base|) 1)) (.cse6 (= (select (select |#memory_int| |ULTIMATE.start_cstrcpy_~from#1.base|) (+ (- 1) .cse1)) 0)) (.cse7 (not (= |ULTIMATE.start_cstrcpy_~to#1.base| |ULTIMATE.start_cstrcpy_~from#1.base|))) (.cse8 (= |ULTIMATE.start_main_old_#valid#1| (store (store |#valid| |ULTIMATE.start_main_#t~malloc8#1.base| 0) |ULTIMATE.start_main_#t~malloc7#1.base| 0))) (.cse9 (= (select |#valid| |ULTIMATE.start_cstrcpy_~to#1.base|) 1)) (.cse2 (+ |ULTIMATE.start_cstrcpy_~from#1.offset| 1)) (.cse4 (= |ULTIMATE.start_cstrcpy_#t~mem2#1| 0))) (or (and (or .cse0 (< .cse1 .cse2)) .cse3 (or (< 2 .cse1) .cse4) .cse5 .cse6 .cse7 .cse8 (= |ULTIMATE.start_cstrcpy_~from#1.offset| 1) (<= 1 |ULTIMATE.start_cstrcpy_~to#1.offset|) .cse9) (and (= |ULTIMATE.start_cstrcpy_~to#1.offset| 0) (or (< .cse1 2) (< .cse1 (+ .cse10 1))) .cse3 (= |ULTIMATE.start_cstrcpy_~from#1.offset| 0) .cse5 .cse6 .cse7 (or (< 1 .cse1) .cse4) .cse8 .cse9) (and .cse3 (<= 2 |ULTIMATE.start_cstrcpy_~from#1.offset|) (or .cse0 (< .cse1 |ULTIMATE.start_cstrcpy_~from#1.offset|)) (<= 2 |ULTIMATE.start_cstrcpy_~to#1.offset|) .cse5 .cse6 .cse7 .cse8 .cse9 (or (< .cse2 .cse1) .cse4))))) [2024-11-08 22:10:56,888 INFO L77 FloydHoareUtils]: At program point L551-4(line 551) the Hoare annotation is: (let ((.cse8 (select |#length| |ULTIMATE.start_cstrcpy_~from#1.base|)) (.cse9 (select |#length| |ULTIMATE.start_cstrcpy_~to#1.base|))) (let ((.cse2 (<= (+ |ULTIMATE.start_cstrcpy_~to#1.offset| .cse8) (+ .cse9 |ULTIMATE.start_cstrcpy_~from#1.offset|))) (.cse5 (<= (+ |ULTIMATE.start_cstrcpy_~from#1.offset| 1) .cse8)) (.cse0 (not (= |ULTIMATE.start_main_#t~malloc8#1.base| |ULTIMATE.start_main_#t~malloc7#1.base|))) (.cse1 (= (select |#valid| |ULTIMATE.start_cstrcpy_~from#1.base|) 1)) (.cse3 (= (select (select |#memory_int| |ULTIMATE.start_cstrcpy_~from#1.base|) (+ (- 1) .cse8)) 0)) (.cse4 (not (= |ULTIMATE.start_cstrcpy_~to#1.base| |ULTIMATE.start_cstrcpy_~from#1.base|))) (.cse6 (= |ULTIMATE.start_main_old_#valid#1| (store (store |#valid| |ULTIMATE.start_main_#t~malloc8#1.base| 0) |ULTIMATE.start_main_#t~malloc7#1.base| 0))) (.cse7 (= (select |#valid| |ULTIMATE.start_cstrcpy_~to#1.base|) 1))) (or (and .cse0 (<= 2 |ULTIMATE.start_cstrcpy_~to#1.offset|) .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 (<= 1 |ULTIMATE.start_cstrcpy_~from#1.offset|)) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (= |ULTIMATE.start_cstrcpy_~from#1.offset| 1) (<= 1 |ULTIMATE.start_cstrcpy_~to#1.offset|) .cse7) (and (= |ULTIMATE.start_cstrcpy_~to#1.offset| 0) (< .cse8 (+ .cse9 1)) (<= 1 .cse8) .cse0 (= |ULTIMATE.start_cstrcpy_~from#1.offset| 0) .cse1 .cse3 .cse4 .cse6 .cse7)))) [2024-11-08 22:10:56,889 INFO L77 FloydHoareUtils]: At program point L551-5(line 551) the Hoare annotation is: (and (not (= |ULTIMATE.start_main_#t~malloc8#1.base| |ULTIMATE.start_main_#t~malloc7#1.base|)) (= |ULTIMATE.start_main_old_#valid#1| (store (store |#valid| |ULTIMATE.start_main_#t~malloc8#1.base| 0) |ULTIMATE.start_main_#t~malloc7#1.base| 0))) [2024-11-08 22:10:56,897 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #t~malloc8!base [2024-11-08 22:10:56,898 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #t~malloc7!base [2024-11-08 22:10:56,900 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: main_old_#valid#1 [2024-11-08 22:10:56,900 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: ArrayStoreExpression [2024-11-08 22:10:56,901 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: main_old_#valid#1 [2024-11-08 22:10:56,901 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #valid [2024-11-08 22:10:56,904 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:10:56 ImpRootNode [2024-11-08 22:10:56,905 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:10:56,905 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:10:56,905 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:10:56,906 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:10:56,906 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:10:02" (3/4) ... [2024-11-08 22:10:56,909 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-08 22:10:56,917 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2024-11-08 22:10:56,917 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-11-08 22:10:56,917 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2024-11-08 22:10:56,917 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-08 22:10:57,022 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f715f85d-778c-4fc2-9d5a-c7b70d435096/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-08 22:10:57,023 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f715f85d-778c-4fc2-9d5a-c7b70d435096/bin/ukojak-verify-ImItNfHLgk/witness.yml [2024-11-08 22:10:57,023 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:10:57,024 INFO L158 Benchmark]: Toolchain (without parser) took 55537.86ms. Allocated memory was 155.2MB in the beginning and 434.1MB in the end (delta: 278.9MB). Free memory was 114.3MB in the beginning and 275.8MB in the end (delta: -161.5MB). Peak memory consumption was 119.1MB. Max. memory is 16.1GB. [2024-11-08 22:10:57,024 INFO L158 Benchmark]: CDTParser took 0.84ms. Allocated memory is still 155.2MB. Free memory is still 97.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:10:57,024 INFO L158 Benchmark]: CACSL2BoogieTranslator took 545.68ms. Allocated memory is still 155.2MB. Free memory was 114.3MB in the beginning and 95.8MB in the end (delta: 18.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-11-08 22:10:57,025 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.40ms. Allocated memory is still 155.2MB. Free memory was 95.8MB in the beginning and 94.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:10:57,025 INFO L158 Benchmark]: Boogie Preprocessor took 26.62ms. Allocated memory is still 155.2MB. Free memory was 94.2MB in the beginning and 92.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:10:57,025 INFO L158 Benchmark]: RCFGBuilder took 436.42ms. Allocated memory is still 155.2MB. Free memory was 92.5MB in the beginning and 77.8MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 22:10:57,028 INFO L158 Benchmark]: CodeCheck took 54363.05ms. Allocated memory was 155.2MB in the beginning and 434.1MB in the end (delta: 278.9MB). Free memory was 77.8MB in the beginning and 280.0MB in the end (delta: -202.2MB). Peak memory consumption was 77.1MB. Max. memory is 16.1GB. [2024-11-08 22:10:57,028 INFO L158 Benchmark]: Witness Printer took 117.97ms. Allocated memory is still 434.1MB. Free memory was 280.0MB in the beginning and 275.8MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 22:10:57,030 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, 16 locations, 7 error locations. Started 1 CEGAR loops. OverallTime: 52.5s, OverallIterations: 25, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 985 SdHoareTripleChecker+Valid, 14.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 849 mSDsluCounter, 110 SdHoareTripleChecker+Invalid, 12.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 62 mSDsCounter, 1761 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 6448 IncrementalHoareTripleChecker+Invalid, 8209 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1761 mSolverCounterUnsat, 48 mSDtfsCounter, 6448 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2270 GetRequests, 1859 SyntacticMatches, 43 SemanticMatches, 368 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 63528 ImplicationChecksByTransitivity, 45.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 10.0s InterpolantComputationTime, 215 NumberOfCodeBlocks, 215 NumberOfCodeBlocksAsserted, 24 NumberOfCheckSat, 191 ConstructedInterpolants, 0 QuantifiedInterpolants, 2158 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 24 InterpolantComputations, 17 PerfectInterpolantSequences, 75/130 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: 554]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - AllSpecificationsHoldResult: All specifications hold 7 specifications checked. All of them hold * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.84ms. Allocated memory is still 155.2MB. Free memory is still 97.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 545.68ms. Allocated memory is still 155.2MB. Free memory was 114.3MB in the beginning and 95.8MB in the end (delta: 18.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.40ms. Allocated memory is still 155.2MB. Free memory was 95.8MB in the beginning and 94.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 26.62ms. Allocated memory is still 155.2MB. Free memory was 94.2MB in the beginning and 92.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 436.42ms. Allocated memory is still 155.2MB. Free memory was 92.5MB in the beginning and 77.8MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 54363.05ms. Allocated memory was 155.2MB in the beginning and 434.1MB in the end (delta: 278.9MB). Free memory was 77.8MB in the beginning and 280.0MB in the end (delta: -202.2MB). Peak memory consumption was 77.1MB. Max. memory is 16.1GB. * Witness Printer took 117.97ms. Allocated memory is still 434.1MB. Free memory was 280.0MB in the beginning and 275.8MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #t~malloc8!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #t~malloc7!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: main_old_#valid#1 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: ArrayStoreExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: main_old_#valid#1 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #valid RESULT: Ultimate proved your program to be correct! [2024-11-08 22:10:57,066 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f715f85d-778c-4fc2-9d5a-c7b70d435096/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE