./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/list-ext-properties/test-0158_1-1.i --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_deb08ba7-9c11-44ea-b467-7fb4935ffd9f/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_deb08ba7-9c11-44ea-b467-7fb4935ffd9f/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_deb08ba7-9c11-44ea-b467-7fb4935ffd9f/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_deb08ba7-9c11-44ea-b467-7fb4935ffd9f/bin/ukojak-verify-EEHR8qb7sm/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/list-ext-properties/test-0158_1-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_deb08ba7-9c11-44ea-b467-7fb4935ffd9f/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_deb08ba7-9c11-44ea-b467-7fb4935ffd9f/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 ed9ad97c04e31259eb9462964e1ee9692abc78f6814573ccfff6d31784ab3b25 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:18:53,661 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:18:53,754 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_deb08ba7-9c11-44ea-b467-7fb4935ffd9f/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2024-11-13 20:18:53,761 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 20:18:53,762 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 20:18:53,801 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:18:53,805 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:18:53,806 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:18:53,806 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:18:53,806 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:18:53,806 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 20:18:53,806 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:18:53,807 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:18:53,807 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-13 20:18:53,807 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-13 20:18:53,807 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-13 20:18:53,807 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:18:53,807 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:18:53,807 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 20:18:53,807 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:18:53,808 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:18:53,808 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:18:53,808 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:18:53,808 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:18:53,808 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:18:53,811 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:18:53,811 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:18:53,811 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:18:53,811 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 20:18:53,811 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 20:18:53,812 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_deb08ba7-9c11-44ea-b467-7fb4935ffd9f/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 -> ed9ad97c04e31259eb9462964e1ee9692abc78f6814573ccfff6d31784ab3b25 [2024-11-13 20:18:54,135 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:18:54,143 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:18:54,145 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:18:54,147 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:18:54,147 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:18:54,148 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_deb08ba7-9c11-44ea-b467-7fb4935ffd9f/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/list-ext-properties/test-0158_1-1.i Unable to find full path for "g++" [2024-11-13 20:18:56,016 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:18:56,385 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:18:56,386 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_deb08ba7-9c11-44ea-b467-7fb4935ffd9f/sv-benchmarks/c/list-ext-properties/test-0158_1-1.i [2024-11-13 20:18:56,398 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_deb08ba7-9c11-44ea-b467-7fb4935ffd9f/bin/ukojak-verify-EEHR8qb7sm/data/723638810/abc634a1794f4aa986c852230c55040e/FLAG1d30b8dcf [2024-11-13 20:18:56,599 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_deb08ba7-9c11-44ea-b467-7fb4935ffd9f/bin/ukojak-verify-EEHR8qb7sm/data/723638810/abc634a1794f4aa986c852230c55040e [2024-11-13 20:18:56,602 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:18:56,604 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:18:56,605 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:18:56,605 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:18:56,610 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:18:56,611 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:18:56" (1/1) ... [2024-11-13 20:18:56,612 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63674613 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:18:56, skipping insertion in model container [2024-11-13 20:18:56,612 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:18:56" (1/1) ... [2024-11-13 20:18:56,646 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:18:56,992 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:18:57,005 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:18:57,050 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:18:57,076 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:18:57,077 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:18:57 WrapperNode [2024-11-13 20:18:57,077 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:18:57,078 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:18:57,078 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:18:57,078 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:18:57,086 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:18:57" (1/1) ... [2024-11-13 20:18:57,103 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:18:57" (1/1) ... [2024-11-13 20:18:57,125 INFO L138 Inliner]: procedures = 124, calls = 17, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 36 [2024-11-13 20:18:57,127 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:18:57,128 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:18:57,128 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:18:57,129 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:18:57,136 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:18:57" (1/1) ... [2024-11-13 20:18:57,136 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:18:57" (1/1) ... [2024-11-13 20:18:57,141 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:18:57" (1/1) ... [2024-11-13 20:18:57,144 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:18:57" (1/1) ... [2024-11-13 20:18:57,155 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:18:57" (1/1) ... [2024-11-13 20:18:57,156 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:18:57" (1/1) ... [2024-11-13 20:18:57,161 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:18:57" (1/1) ... [2024-11-13 20:18:57,162 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:18:57" (1/1) ... [2024-11-13 20:18:57,168 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:18:57,169 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:18:57,169 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:18:57,169 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:18:57,170 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:18:57" (1/1) ... [2024-11-13 20:18:57,181 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:18:57,194 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_deb08ba7-9c11-44ea-b467-7fb4935ffd9f/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:18:57,209 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_deb08ba7-9c11-44ea-b467-7fb4935ffd9f/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:18:57,213 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_deb08ba7-9c11-44ea-b467-7fb4935ffd9f/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:18:57,243 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 20:18:57,243 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 20:18:57,244 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-13 20:18:57,244 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:18:57,244 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-13 20:18:57,245 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 20:18:57,245 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-13 20:18:57,245 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 20:18:57,245 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 20:18:57,245 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:18:57,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:18:57,375 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:18:57,377 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:18:57,540 INFO L? ?]: Removed 29 outVars from TransFormulas that were not future-live. [2024-11-13 20:18:57,541 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:18:57,585 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:18:57,585 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 20:18:57,591 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:18:57 BoogieIcfgContainer [2024-11-13 20:18:57,591 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:18:57,592 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:18:57,592 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:18:57,604 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:18:57,604 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:18:57" (1/1) ... [2024-11-13 20:18:57,615 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:18:57,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:57,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 30 states and 31 transitions. [2024-11-13 20:18:57,669 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 31 transitions. [2024-11-13 20:18:57,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2024-11-13 20:18:57,672 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:57,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:18:57,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:57,898 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 20:18:57,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:57,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 29 states and 30 transitions. [2024-11-13 20:18:57,938 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 30 transitions. [2024-11-13 20:18:57,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2024-11-13 20:18:57,938 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:57,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:18:57,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:58,088 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 20:18:58,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:58,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 28 states and 29 transitions. [2024-11-13 20:18:58,233 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 29 transitions. [2024-11-13 20:18:58,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 20:18:58,234 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:58,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:18:58,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:58,313 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 20:18:58,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:58,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 27 states and 28 transitions. [2024-11-13 20:18:58,336 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 28 transitions. [2024-11-13 20:18:58,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 20:18:58,337 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:58,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:18:58,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:58,667 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 20:18:59,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:59,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 26 states and 27 transitions. [2024-11-13 20:18:59,018 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 27 transitions. [2024-11-13 20:18:59,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 20:18:59,018 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:59,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:18:59,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:59,061 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 20:18:59,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:59,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 25 states and 26 transitions. [2024-11-13 20:18:59,077 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 26 transitions. [2024-11-13 20:18:59,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 20:18:59,078 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:59,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:18:59,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:59,225 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 20:18:59,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:59,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 24 states and 25 transitions. [2024-11-13 20:18:59,355 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 25 transitions. [2024-11-13 20:18:59,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-13 20:18:59,355 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:59,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:18:59,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:59,391 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 20:18:59,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:59,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 23 states and 24 transitions. [2024-11-13 20:18:59,421 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 24 transitions. [2024-11-13 20:18:59,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-13 20:18:59,421 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:59,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:18:59,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:59,517 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 20:18:59,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:18:59,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 22 states and 23 transitions. [2024-11-13 20:18:59,601 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 23 transitions. [2024-11-13 20:18:59,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 20:18:59,601 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:18:59,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:18:59,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:18:59,804 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 20:19:00,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:00,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 24 states and 25 transitions. [2024-11-13 20:19:00,077 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 25 transitions. [2024-11-13 20:19:00,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 20:19:00,077 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:00,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:00,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:00,102 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 20:19:00,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:00,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 25 states and 27 transitions. [2024-11-13 20:19:00,243 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 27 transitions. [2024-11-13 20:19:00,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 20:19:00,243 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:00,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:00,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:00,322 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 20:19:00,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:00,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 26 states and 30 transitions. [2024-11-13 20:19:00,750 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 30 transitions. [2024-11-13 20:19:00,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 20:19:00,753 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:00,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:00,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:00,924 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 20:19:01,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:01,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 23 states and 25 transitions. [2024-11-13 20:19:01,422 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 25 transitions. [2024-11-13 20:19:01,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 20:19:01,422 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:01,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:01,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:01,462 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 20:19:01,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:01,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 21 states and 22 transitions. [2024-11-13 20:19:01,632 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 22 transitions. [2024-11-13 20:19:01,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 20:19:01,632 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:01,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:01,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:01,683 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 20:19:01,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:01,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 19 transitions. [2024-11-13 20:19:01,913 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 19 transitions. [2024-11-13 20:19:01,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 20:19:01,914 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:01,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:01,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:02,203 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 20:19:04,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:04,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 21 transitions. [2024-11-13 20:19:04,016 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 21 transitions. [2024-11-13 20:19:04,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 20:19:04,017 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:04,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:04,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:04,108 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 20:19:04,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:04,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 18 transitions. [2024-11-13 20:19:04,778 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 18 transitions. [2024-11-13 20:19:04,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 20:19:04,779 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:04,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:04,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:05,241 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 20:19:08,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:08,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 21 transitions. [2024-11-13 20:19:08,317 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 21 transitions. [2024-11-13 20:19:08,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 20:19:08,319 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:08,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:08,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:08,445 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 20:19:09,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:09,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 17 transitions. [2024-11-13 20:19:09,431 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 17 transitions. [2024-11-13 20:19:09,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 20:19:09,431 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:09,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:09,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:09,885 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 20:19:14,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:14,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 21 states and 22 transitions. [2024-11-13 20:19:14,049 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 22 transitions. [2024-11-13 20:19:14,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 20:19:14,049 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:14,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:14,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:14,186 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 20:19:15,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:15,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 16 transitions. [2024-11-13 20:19:15,299 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 16 transitions. [2024-11-13 20:19:15,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 20:19:15,300 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:15,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:15,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:15,986 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 20:19:21,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:21,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 21 states and 22 transitions. [2024-11-13 20:19:21,539 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 22 transitions. [2024-11-13 20:19:21,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 20:19:21,539 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:19:21,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:19:21,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:19:21,774 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 20:19:23,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:19:23,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 15 transitions. [2024-11-13 20:19:23,240 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 15 transitions. [2024-11-13 20:19:23,240 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-13 20:19:23,240 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 23 iterations. [2024-11-13 20:19:23,251 INFO L729 CodeCheckObserver]: All specifications hold 16 specifications checked. All of them hold [2024-11-13 20:19:23,943 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-13 20:19:23,943 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-13 20:19:23,943 INFO L77 FloydHoareUtils]: At program point L543(line 543) the Hoare annotation is: (and (= (store (store |#valid| |ULTIMATE.start_main_#t~mem6#1.base| 0) |ULTIMATE.start_main_~#data~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (<= (+ |ULTIMATE.start_main_#t~mem6#1.base| 1) |#StackHeapBarrier|) (= (select |#valid| |ULTIMATE.start_main_#t~mem6#1.base|) 1) (= |ULTIMATE.start_main_#t~mem6#1.offset| 0) (not (= |ULTIMATE.start_main_#t~mem6#1.base| |ULTIMATE.start_main_~#data~0#1.base|))) [2024-11-13 20:19:23,944 INFO L77 FloydHoareUtils]: At program point L543-1(line 543) the Hoare annotation is: (and (= (store (store |#valid| |ULTIMATE.start_main_#t~mem6#1.base| 0) |ULTIMATE.start_main_~#data~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (<= (+ |ULTIMATE.start_main_#t~mem6#1.base| 1) |#StackHeapBarrier|) (= (select |#valid| |ULTIMATE.start_main_#t~mem6#1.base|) 1) (not (= |ULTIMATE.start_main_#t~mem6#1.base| |ULTIMATE.start_main_~#data~0#1.base|))) [2024-11-13 20:19:23,944 INFO L75 FloydHoareUtils]: For program point L541(line 541) no Hoare annotation was computed. [2024-11-13 20:19:23,944 INFO L77 FloydHoareUtils]: At program point L543-2(line 543) the Hoare annotation is: (and (= (store (store |#valid| |ULTIMATE.start_main_#t~mem6#1.base| 0) |ULTIMATE.start_main_~#data~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (= (select |#valid| |ULTIMATE.start_main_#t~mem6#1.base|) 1) (not (= |ULTIMATE.start_main_#t~mem6#1.base| |ULTIMATE.start_main_~#data~0#1.base|))) [2024-11-13 20:19:23,944 INFO L77 FloydHoareUtils]: At program point L535(lines 535 539) the Hoare annotation is: (let ((.cse0 (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#data~0#1.base|) |ULTIMATE.start_main_~#data~0#1.offset|))) (and (<= (+ .cse0 1) |#StackHeapBarrier|) (= (select |#valid| .cse0) 1) (= (select |#length| |ULTIMATE.start_main_~#data~0#1.base|) 10) (not (= .cse0 |ULTIMATE.start_main_~#data~0#1.base|)) (= (select |#valid| |ULTIMATE.start_main_~#data~0#1.base|) 1) (= (store (store |#valid| .cse0 0) |ULTIMATE.start_main_~#data~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#data~0#1.base|) |ULTIMATE.start_main_~#data~0#1.offset|) 0) (= |ULTIMATE.start_main_~#data~0#1.offset| 0))) [2024-11-13 20:19:23,944 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr8REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-13 20:19:23,945 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-13 20:19:23,945 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr4REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-13 20:19:23,945 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr6REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-13 20:19:23,945 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr11REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-13 20:19:23,945 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_FREE(line 543) no Hoare annotation was computed. [2024-11-13 20:19:23,945 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-13 20:19:23,945 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 524 545) the Hoare annotation is: (= |ULTIMATE.start_main_old_#valid#1| |#valid|) [2024-11-13 20:19:23,946 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK(lines 524 545) no Hoare annotation was computed. [2024-11-13 20:19:23,946 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-13 20:19:23,946 INFO L77 FloydHoareUtils]: At program point L540(lines 540 542) the Hoare annotation is: (let ((.cse8 (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#data~0#1.base|) |ULTIMATE.start_main_~#data~0#1.offset|))) (let ((.cse0 (<= (+ .cse8 1) |#StackHeapBarrier|)) (.cse1 (= (select |#valid| .cse8) 1)) (.cse2 (not (= .cse8 |ULTIMATE.start_main_~#data~0#1.base|))) (.cse3 (<= 4 (select |#length| |ULTIMATE.start_main_~#data~0#1.base|))) (.cse4 (= (select |#valid| |ULTIMATE.start_main_~#data~0#1.base|) 1)) (.cse5 (= (store (store |#valid| .cse8 0) |ULTIMATE.start_main_~#data~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|)) (.cse6 (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#data~0#1.base|) |ULTIMATE.start_main_~#data~0#1.offset|) 0)) (.cse7 (= |ULTIMATE.start_main_~#data~0#1.offset| 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (= |ULTIMATE.start_main_#t~mem5#1| 30) .cse7) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 (= |ULTIMATE.start_main_#t~mem5#1| 20))))) [2024-11-13 20:19:23,946 INFO L77 FloydHoareUtils]: At program point L540-1(lines 540 542) the Hoare annotation is: (let ((.cse0 (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#data~0#1.base|) |ULTIMATE.start_main_~#data~0#1.offset|))) (and (<= (+ .cse0 1) |#StackHeapBarrier|) (= (select |#valid| .cse0) 1) (not (= .cse0 |ULTIMATE.start_main_~#data~0#1.base|)) (<= 4 (select |#length| |ULTIMATE.start_main_~#data~0#1.base|)) (= (select |#valid| |ULTIMATE.start_main_~#data~0#1.base|) 1) (= (store (store |#valid| .cse0 0) |ULTIMATE.start_main_~#data~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#data~0#1.base|) |ULTIMATE.start_main_~#data~0#1.offset|) 0) (= |ULTIMATE.start_main_~#data~0#1.offset| 0))) [2024-11-13 20:19:23,946 INFO L77 FloydHoareUtils]: At program point L538(line 538) the Hoare annotation is: (let ((.cse0 (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#data~0#1.base|) |ULTIMATE.start_main_~#data~0#1.offset|))) (and (<= (+ .cse0 1) |#StackHeapBarrier|) (= (select |#valid| .cse0) 1) (= (select |#length| |ULTIMATE.start_main_~#data~0#1.base|) 10) (not (= .cse0 |ULTIMATE.start_main_~#data~0#1.base|)) (= (select |#valid| |ULTIMATE.start_main_~#data~0#1.base|) 1) (= (store (store |#valid| .cse0 0) |ULTIMATE.start_main_~#data~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#data~0#1.base|) |ULTIMATE.start_main_~#data~0#1.offset|) 0) (= |ULTIMATE.start_main_~#data~0#1.offset| 0))) [2024-11-13 20:19:23,947 INFO L77 FloydHoareUtils]: At program point L538-1(lines 535 539) the Hoare annotation is: (let ((.cse9 (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#data~0#1.base|) |ULTIMATE.start_main_~#data~0#1.offset|))) (let ((.cse4 (select (select |#memory_int| |ULTIMATE.start_main_~#data~0#1.base|) (+ |ULTIMATE.start_main_~#data~0#1.offset| 6))) (.cse0 (<= (+ .cse9 1) |#StackHeapBarrier|)) (.cse1 (= (select |#valid| .cse9) 1)) (.cse2 (not (= .cse9 |ULTIMATE.start_main_~#data~0#1.base|))) (.cse3 (= (select |#valid| |ULTIMATE.start_main_~#data~0#1.base|) 1)) (.cse5 (= (store (store |#valid| .cse9 0) |ULTIMATE.start_main_~#data~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|)) (.cse6 (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#data~0#1.base|) |ULTIMATE.start_main_~#data~0#1.offset|) 0)) (.cse7 (= |ULTIMATE.start_main_~#data~0#1.offset| 0)) (.cse8 (<= 10 (select |#length| |ULTIMATE.start_main_~#data~0#1.base|)))) (or (and .cse0 .cse1 .cse2 .cse3 (= 30 .cse4) .cse5 .cse6 .cse7 .cse8) (and (= 20 .cse4) .cse0 .cse1 .cse2 .cse3 .cse5 .cse6 .cse7 .cse8)))) [2024-11-13 20:19:23,947 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr5REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-13 20:19:23,947 INFO L77 FloydHoareUtils]: At program point L536(line 536) the Hoare annotation is: (let ((.cse0 (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#data~0#1.base|) |ULTIMATE.start_main_~#data~0#1.offset|))) (and (<= (+ .cse0 1) |#StackHeapBarrier|) (= (select |#valid| .cse0) 1) (not (= .cse0 |ULTIMATE.start_main_~#data~0#1.base|)) (= (select |#valid| |ULTIMATE.start_main_~#data~0#1.base|) 1) (= (store (store |#valid| .cse0 0) |ULTIMATE.start_main_~#data~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#data~0#1.base|) |ULTIMATE.start_main_~#data~0#1.offset|) 0) (= |ULTIMATE.start_main_~#data~0#1.offset| 0) (<= 10 (select |#length| |ULTIMATE.start_main_~#data~0#1.base|)))) [2024-11-13 20:19:23,947 INFO L77 FloydHoareUtils]: At program point L534(line 534) the Hoare annotation is: (and (not (= |ULTIMATE.start_main_#t~malloc3#1.base| |ULTIMATE.start_main_~#data~0#1.base|)) (= (select |#valid| |ULTIMATE.start_main_#t~malloc3#1.base|) 1) (= (select |#length| |ULTIMATE.start_main_~#data~0#1.base|) 10) (= (select |#valid| |ULTIMATE.start_main_~#data~0#1.base|) 1) (= |ULTIMATE.start_main_#t~malloc3#1.offset| 0) (<= (+ |ULTIMATE.start_main_#t~malloc3#1.base| 1) |#StackHeapBarrier|) (= |ULTIMATE.start_main_~#data~0#1.offset| 0) (= (store (store |#valid| |ULTIMATE.start_main_#t~malloc3#1.base| 0) |ULTIMATE.start_main_~#data~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|)) [2024-11-13 20:19:23,947 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr3REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-13 20:19:23,947 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr9REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-13 20:19:23,947 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr7REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-13 20:19:23,947 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr10REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-13 20:19:23,948 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_FREE(line 543) no Hoare annotation was computed. [2024-11-13 20:19:23,948 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_FREE(line 543) no Hoare annotation was computed. [2024-11-13 20:19:23,954 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: main_old_#valid#1 [2024-11-13 20:19:23,955 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #valid [2024-11-13 20:19:23,957 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 08:19:23 ImpRootNode [2024-11-13 20:19:23,957 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 20:19:23,958 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 20:19:23,958 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 20:19:23,958 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 20:19:23,959 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:18:57" (3/4) ... [2024-11-13 20:19:23,961 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-13 20:19:23,968 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges [2024-11-13 20:19:23,969 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-11-13 20:19:23,970 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-13 20:19:23,970 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-13 20:19:24,057 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_deb08ba7-9c11-44ea-b467-7fb4935ffd9f/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 20:19:24,057 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_deb08ba7-9c11-44ea-b467-7fb4935ffd9f/bin/ukojak-verify-EEHR8qb7sm/witness.yml [2024-11-13 20:19:24,057 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 20:19:24,058 INFO L158 Benchmark]: Toolchain (without parser) took 27454.56ms. Allocated memory was 142.6MB in the beginning and 218.1MB in the end (delta: 75.5MB). Free memory was 118.6MB in the beginning and 81.3MB in the end (delta: 37.4MB). Peak memory consumption was 113.2MB. Max. memory is 16.1GB. [2024-11-13 20:19:24,058 INFO L158 Benchmark]: CDTParser took 0.50ms. Allocated memory is still 142.6MB. Free memory is still 79.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:19:24,059 INFO L158 Benchmark]: CACSL2BoogieTranslator took 472.71ms. Allocated memory is still 142.6MB. Free memory was 118.4MB in the beginning and 101.4MB in the end (delta: 17.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 20:19:24,059 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.29ms. Allocated memory is still 142.6MB. Free memory was 101.4MB in the beginning and 100.0MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:19:24,059 INFO L158 Benchmark]: Boogie Preprocessor took 39.93ms. Allocated memory is still 142.6MB. Free memory was 100.0MB in the beginning and 99.0MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:19:24,060 INFO L158 Benchmark]: RCFGBuilder took 422.19ms. Allocated memory is still 142.6MB. Free memory was 99.0MB in the beginning and 85.4MB in the end (delta: 13.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 20:19:24,060 INFO L158 Benchmark]: CodeCheck took 26365.83ms. Allocated memory was 142.6MB in the beginning and 218.1MB in the end (delta: 75.5MB). Free memory was 85.4MB in the beginning and 84.9MB in the end (delta: 457.5kB). Peak memory consumption was 71.3MB. Max. memory is 16.1GB. [2024-11-13 20:19:24,061 INFO L158 Benchmark]: Witness Printer took 99.33ms. Allocated memory is still 218.1MB. Free memory was 84.9MB in the beginning and 81.3MB in the end (delta: 3.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:19:24,063 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, 30 locations, 16 error locations. Started 1 CEGAR loops. OverallTime: 25.6s, OverallIterations: 23, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 934 SdHoareTripleChecker+Valid, 7.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 838 mSDsluCounter, 641 SdHoareTripleChecker+Invalid, 6.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 481 mSDsCounter, 713 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2606 IncrementalHoareTripleChecker+Invalid, 3319 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 713 mSolverCounterUnsat, 160 mSDtfsCounter, 2606 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1264 GetRequests, 1000 SyntacticMatches, 20 SemanticMatches, 244 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24091 ImplicationChecksByTransitivity, 21.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 3.7s InterpolantComputationTime, 148 NumberOfCodeBlocks, 148 NumberOfCodeBlocksAsserted, 22 NumberOfCheckSat, 126 ConstructedInterpolants, 0 QuantifiedInterpolants, 989 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 22 InterpolantComputations, 22 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: -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: 543]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 543]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 543]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 524]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - AllSpecificationsHoldResult: All specifications hold 16 specifications checked. All of them hold * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.50ms. Allocated memory is still 142.6MB. Free memory is still 79.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 472.71ms. Allocated memory is still 142.6MB. Free memory was 118.4MB in the beginning and 101.4MB in the end (delta: 17.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.29ms. Allocated memory is still 142.6MB. Free memory was 101.4MB in the beginning and 100.0MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 39.93ms. Allocated memory is still 142.6MB. Free memory was 100.0MB in the beginning and 99.0MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 422.19ms. Allocated memory is still 142.6MB. Free memory was 99.0MB in the beginning and 85.4MB in the end (delta: 13.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 26365.83ms. Allocated memory was 142.6MB in the beginning and 218.1MB in the end (delta: 75.5MB). Free memory was 85.4MB in the beginning and 84.9MB in the end (delta: 457.5kB). Peak memory consumption was 71.3MB. Max. memory is 16.1GB. * Witness Printer took 99.33ms. Allocated memory is still 218.1MB. Free memory was 84.9MB in the beginning and 81.3MB in the end (delta: 3.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: main_old_#valid#1 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #valid RESULT: Ultimate proved your program to be correct! [2024-11-13 20:19:24,105 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_deb08ba7-9c11-44ea-b467-7fb4935ffd9f/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE