./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-regression/structure_assignment.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_1c2562ed-5b87-4a57-877b-87cb4717dca8/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c2562ed-5b87-4a57-877b-87cb4717dca8/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_1c2562ed-5b87-4a57-877b-87cb4717dca8/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c2562ed-5b87-4a57-877b-87cb4717dca8/bin/ukojak-verify-EEHR8qb7sm/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-regression/structure_assignment.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c2562ed-5b87-4a57-877b-87cb4717dca8/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_1c2562ed-5b87-4a57-877b-87cb4717dca8/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 4f8bc3539aa5cc395c69791b45bb86492b18d385db9d41324b7c9625658a9e74 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:16:54,754 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:16:54,826 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c2562ed-5b87-4a57-877b-87cb4717dca8/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2024-11-13 23:16:54,831 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 23:16:54,832 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 23:16:54,864 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:16:54,868 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:16:54,868 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:16:54,869 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:16:54,869 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 23:16:54,869 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 23:16:54,869 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 23:16:54,869 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:16:54,869 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-13 23:16:54,869 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-13 23:16:54,869 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-13 23:16:54,869 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:16:54,870 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:16:54,870 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 23:16:54,870 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 23:16:54,870 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:16:54,870 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:16:54,870 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:16:54,870 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:16:54,870 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:16:54,870 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:16:54,871 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:16:54,871 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:16:54,871 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 23:16:54,871 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 23:16:54,871 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_1c2562ed-5b87-4a57-877b-87cb4717dca8/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 -> 4f8bc3539aa5cc395c69791b45bb86492b18d385db9d41324b7c9625658a9e74 [2024-11-13 23:16:55,211 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:16:55,220 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:16:55,222 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:16:55,224 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:16:55,225 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:16:55,227 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c2562ed-5b87-4a57-877b-87cb4717dca8/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/ldv-regression/structure_assignment.i Unable to find full path for "g++" [2024-11-13 23:16:57,101 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:16:57,392 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:16:57,392 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c2562ed-5b87-4a57-877b-87cb4717dca8/sv-benchmarks/c/ldv-regression/structure_assignment.i [2024-11-13 23:16:57,407 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c2562ed-5b87-4a57-877b-87cb4717dca8/bin/ukojak-verify-EEHR8qb7sm/data/539858f2e/73814963d27741088dac18b1bd0ba601/FLAG71e8e38b8 [2024-11-13 23:16:57,462 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c2562ed-5b87-4a57-877b-87cb4717dca8/bin/ukojak-verify-EEHR8qb7sm/data/539858f2e/73814963d27741088dac18b1bd0ba601 [2024-11-13 23:16:57,469 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:16:57,475 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:16:57,477 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:16:57,477 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:16:57,488 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:16:57,489 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:16:57" (1/1) ... [2024-11-13 23:16:57,493 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7fd27ee9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:57, skipping insertion in model container [2024-11-13 23:16:57,493 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:16:57" (1/1) ... [2024-11-13 23:16:57,511 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:16:57,719 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:16:57,738 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:16:57,764 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:16:57,786 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:16:57,786 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:57 WrapperNode [2024-11-13 23:16:57,787 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:16:57,788 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:16:57,788 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:16:57,788 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:16:57,797 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:57" (1/1) ... [2024-11-13 23:16:57,804 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:57" (1/1) ... [2024-11-13 23:16:57,827 INFO L138 Inliner]: procedures = 13, calls = 22, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 37 [2024-11-13 23:16:57,829 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:16:57,830 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:16:57,830 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:16:57,830 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:16:57,838 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:57" (1/1) ... [2024-11-13 23:16:57,838 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:57" (1/1) ... [2024-11-13 23:16:57,840 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:57" (1/1) ... [2024-11-13 23:16:57,842 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:57" (1/1) ... [2024-11-13 23:16:57,853 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:57" (1/1) ... [2024-11-13 23:16:57,856 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:57" (1/1) ... [2024-11-13 23:16:57,861 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:57" (1/1) ... [2024-11-13 23:16:57,861 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:57" (1/1) ... [2024-11-13 23:16:57,863 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:16:57,864 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:16:57,865 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:16:57,869 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:16:57,871 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:57" (1/1) ... [2024-11-13 23:16:57,878 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:16:57,894 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c2562ed-5b87-4a57-877b-87cb4717dca8/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:16:57,908 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c2562ed-5b87-4a57-877b-87cb4717dca8/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:16:57,913 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c2562ed-5b87-4a57-877b-87cb4717dca8/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:16:57,946 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:16:57,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 23:16:57,946 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 23:16:57,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 23:16:57,946 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:16:57,946 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:16:57,946 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 23:16:57,946 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 23:16:58,037 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:16:58,039 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:16:58,205 INFO L? ?]: Removed 25 outVars from TransFormulas that were not future-live. [2024-11-13 23:16:58,205 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:16:58,237 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:16:58,238 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 23:16:58,238 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:16:58 BoogieIcfgContainer [2024-11-13 23:16:58,238 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:16:58,239 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 23:16:58,239 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 23:16:58,251 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 23:16:58,251 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:16:58" (1/1) ... [2024-11-13 23:16:58,260 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:16:58,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:16:58,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 23 transitions. [2024-11-13 23:16:58,317 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 23 transitions. [2024-11-13 23:16:58,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2024-11-13 23:16:58,319 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:16:58,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:16:58,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:16:58,576 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 23:16:58,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:16:58,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 22 transitions. [2024-11-13 23:16:58,628 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 22 transitions. [2024-11-13 23:16:58,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2024-11-13 23:16:58,628 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:16:58,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:16:58,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:16:58,826 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 23:16:59,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:16:59,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 21 transitions. [2024-11-13 23:16:59,001 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 21 transitions. [2024-11-13 23:16:59,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-13 23:16:59,001 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:16:59,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:16:59,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:16:59,057 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 23:16:59,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:16:59,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 20 transitions. [2024-11-13 23:16:59,088 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 20 transitions. [2024-11-13 23:16:59,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-13 23:16:59,089 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:16:59,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:16:59,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:16:59,340 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 23:16:59,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:16:59,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 19 transitions. [2024-11-13 23:16:59,526 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 19 transitions. [2024-11-13 23:16:59,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 23:16:59,527 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:16:59,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:16:59,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:16:59,652 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 23:16:59,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:16:59,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 18 transitions. [2024-11-13 23:16:59,988 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 18 transitions. [2024-11-13 23:16:59,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 23:16:59,988 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:16:59,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:16:59,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:17:00,123 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 23:17:00,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:17:00,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 17 transitions. [2024-11-13 23:17:00,631 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 17 transitions. [2024-11-13 23:17:00,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-13 23:17:00,631 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:17:00,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:17:00,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:17:00,676 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 23:17:00,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:17:00,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 16 transitions. [2024-11-13 23:17:00,698 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 16 transitions. [2024-11-13 23:17:00,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-13 23:17:00,698 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:17:00,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:17:00,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:17:00,765 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 23:17:00,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:17:00,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 15 transitions. [2024-11-13 23:17:00,792 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 15 transitions. [2024-11-13 23:17:00,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 23:17:00,792 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:17:00,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:17:00,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:17:00,831 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 23:17:00,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:17:00,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 14 transitions. [2024-11-13 23:17:00,857 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 14 transitions. [2024-11-13 23:17:00,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 23:17:00,857 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:17:00,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:17:00,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:17:00,980 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 23:17:01,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:17:01,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 13 transitions. [2024-11-13 23:17:01,033 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 13 transitions. [2024-11-13 23:17:01,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 23:17:01,033 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:17:01,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:17:01,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:17:01,285 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 23:17:02,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:17:02,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 11 states and 10 transitions. [2024-11-13 23:17:02,310 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 10 transitions. [2024-11-13 23:17:02,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 23:17:02,310 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:17:02,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:17:02,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:17:02,570 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 23:17:04,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:17:04,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 10 states and 9 transitions. [2024-11-13 23:17:04,103 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 9 transitions. [2024-11-13 23:17:04,103 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-13 23:17:04,103 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 13 iterations. [2024-11-13 23:17:04,118 INFO L729 CodeCheckObserver]: All specifications hold 12 specifications checked. All of them hold [2024-11-13 23:17:04,212 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-13 23:17:04,212 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-13 23:17:04,212 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK(lines 21 28) no Hoare annotation was computed. [2024-11-13 23:17:04,213 INFO L77 FloydHoareUtils]: At program point L25(line 25) the Hoare annotation is: (and (= (store (store |#valid| |ULTIMATE.start_main_~#good~0#1.base| 0) |ULTIMATE.start_main_~#bad~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (= |ULTIMATE.start_main_~#bad~0#1.offset| 0) (= 0 |ULTIMATE.start_main_~#good~0#1.offset|) (= (select |#length| |ULTIMATE.start_main_~#good~0#1.base|) 8) (= (select |#valid| |ULTIMATE.start_main_~#bad~0#1.base|) 1) (not (= |ULTIMATE.start_main_~#bad~0#1.base| |ULTIMATE.start_main_~#good~0#1.base|)) (= 2 (select (select |#memory_int| |ULTIMATE.start_main_~#good~0#1.base|) (+ 4 |ULTIMATE.start_main_~#good~0#1.offset|))) (<= 8 (select |#length| |ULTIMATE.start_main_~#bad~0#1.base|)) (= (select |#valid| |ULTIMATE.start_main_~#good~0#1.base|) 1)) [2024-11-13 23:17:04,213 INFO L77 FloydHoareUtils]: At program point L25-1(line 25) the Hoare annotation is: (and (= (store (store |#valid| |ULTIMATE.start_main_~#good~0#1.base| 0) |ULTIMATE.start_main_~#bad~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (= |ULTIMATE.start_main_~#bad~0#1.offset| 0) (= 0 |ULTIMATE.start_main_~#good~0#1.offset|) (= (select |#valid| |ULTIMATE.start_main_~#bad~0#1.base|) 1) (<= 8 (select |#length| |ULTIMATE.start_main_~#good~0#1.base|)) (not (= |ULTIMATE.start_main_~#bad~0#1.base| |ULTIMATE.start_main_~#good~0#1.base|)) (= 2 (select (select |#memory_int| |ULTIMATE.start_main_~#good~0#1.base|) (+ 4 |ULTIMATE.start_main_~#good~0#1.offset|))) (<= 8 (select |#length| |ULTIMATE.start_main_~#bad~0#1.base|)) (= (select |#valid| |ULTIMATE.start_main_~#good~0#1.base|) 1)) [2024-11-13 23:17:04,213 INFO L77 FloydHoareUtils]: At program point L25-2(line 25) the Hoare annotation is: (and (= (store (store |#valid| |ULTIMATE.start_main_~#good~0#1.base| 0) |ULTIMATE.start_main_~#bad~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (= |ULTIMATE.start_main_~#bad~0#1.offset| 0) (= (select |#valid| |ULTIMATE.start_main_~#bad~0#1.base|) 1) (= |ULTIMATE.start_main_#t~mem5#1| 2) (not (= |ULTIMATE.start_main_~#bad~0#1.base| |ULTIMATE.start_main_~#good~0#1.base|)) (<= 8 (select |#length| |ULTIMATE.start_main_~#bad~0#1.base|))) [2024-11-13 23:17:04,214 INFO L77 FloydHoareUtils]: At program point L25-3(line 25) the Hoare annotation is: (and (= (store (store |#valid| |ULTIMATE.start_main_~#good~0#1.base| 0) |ULTIMATE.start_main_~#bad~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (= |ULTIMATE.start_main_~#bad~0#1.offset| 0) (= (select |#valid| |ULTIMATE.start_main_~#bad~0#1.base|) 1) (= |ULTIMATE.start_main_#t~mem5#1| 2) (not (= |ULTIMATE.start_main_~#bad~0#1.base| |ULTIMATE.start_main_~#good~0#1.base|)) (<= 8 (select |#length| |ULTIMATE.start_main_~#bad~0#1.base|))) [2024-11-13 23:17:04,214 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr8REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-13 23:17:04,214 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-13 23:17:04,214 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr4REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-13 23:17:04,214 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr6REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-13 23:17:04,214 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-13 23:17:04,214 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 21 28) the Hoare annotation is: (= |ULTIMATE.start_main_old_#valid#1| |#valid|) [2024-11-13 23:17:04,214 INFO L75 FloydHoareUtils]: For program point L3(line 3) no Hoare annotation was computed. [2024-11-13 23:17:04,214 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-13 23:17:04,215 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK(line 3) no Hoare annotation was computed. [2024-11-13 23:17:04,215 INFO L77 FloydHoareUtils]: At program point L26(line 26) the Hoare annotation is: (and (= (store (store |#valid| |ULTIMATE.start_main_~#good~0#1.base| 0) |ULTIMATE.start_main_~#bad~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (= |ULTIMATE.start_main_~#bad~0#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_main_~#bad~0#1.base|) (+ |ULTIMATE.start_main_~#bad~0#1.offset| 4)) 2) (= (select |#valid| |ULTIMATE.start_main_~#bad~0#1.base|) 1) (not (= |ULTIMATE.start_main_~#bad~0#1.base| |ULTIMATE.start_main_~#good~0#1.base|)) (<= 8 (select |#length| |ULTIMATE.start_main_~#bad~0#1.base|))) [2024-11-13 23:17:04,215 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr5REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-13 23:17:04,215 INFO L77 FloydHoareUtils]: At program point L26-1(line 26) the Hoare annotation is: (and (= (store (store |#valid| |ULTIMATE.start_main_~#good~0#1.base| 0) |ULTIMATE.start_main_~#bad~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (= |ULTIMATE.start_main_#t~mem6#1| 2) (not (= |ULTIMATE.start_main_~#bad~0#1.base| |ULTIMATE.start_main_~#good~0#1.base|))) [2024-11-13 23:17:04,215 INFO L77 FloydHoareUtils]: At program point L26-3(line 26) the Hoare annotation is: (and (= (store (store |#valid| |ULTIMATE.start_main_~#good~0#1.base| 0) |ULTIMATE.start_main_~#bad~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (not (= |ULTIMATE.start_main_~#bad~0#1.base| |ULTIMATE.start_main_~#good~0#1.base|))) [2024-11-13 23:17:04,219 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr3REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-13 23:17:04,219 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr9REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-13 23:17:04,219 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr7REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-13 23:17:04,228 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: main_old_#valid#1 [2024-11-13 23:17:04,229 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #valid [2024-11-13 23:17:04,231 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 11:17:04 ImpRootNode [2024-11-13 23:17:04,231 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 23:17:04,231 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 23:17:04,232 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 23:17:04,232 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 23:17:04,233 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:16:58" (3/4) ... [2024-11-13 23:17:04,236 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-13 23:17:04,243 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2024-11-13 23:17:04,245 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2024-11-13 23:17:04,245 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-13 23:17:04,245 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-13 23:17:04,342 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c2562ed-5b87-4a57-877b-87cb4717dca8/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 23:17:04,343 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c2562ed-5b87-4a57-877b-87cb4717dca8/bin/ukojak-verify-EEHR8qb7sm/witness.yml [2024-11-13 23:17:04,343 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 23:17:04,346 INFO L158 Benchmark]: Toolchain (without parser) took 6869.45ms. Allocated memory is still 142.6MB. Free memory was 119.4MB in the beginning and 61.8MB in the end (delta: 57.6MB). Peak memory consumption was 54.5MB. Max. memory is 16.1GB. [2024-11-13 23:17:04,346 INFO L158 Benchmark]: CDTParser took 0.48ms. Allocated memory is still 167.8MB. Free memory is still 105.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:17:04,346 INFO L158 Benchmark]: CACSL2BoogieTranslator took 310.34ms. Allocated memory is still 142.6MB. Free memory was 119.1MB in the beginning and 108.6MB in the end (delta: 10.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:17:04,347 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.03ms. Allocated memory is still 142.6MB. Free memory was 108.6MB in the beginning and 107.6MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:17:04,347 INFO L158 Benchmark]: Boogie Preprocessor took 33.81ms. Allocated memory is still 142.6MB. Free memory was 107.6MB in the beginning and 106.8MB in the end (delta: 749.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:17:04,347 INFO L158 Benchmark]: RCFGBuilder took 374.54ms. Allocated memory is still 142.6MB. Free memory was 106.8MB in the beginning and 94.2MB in the end (delta: 12.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 23:17:04,348 INFO L158 Benchmark]: CodeCheck took 5991.60ms. Allocated memory is still 142.6MB. Free memory was 94.2MB in the beginning and 66.9MB in the end (delta: 27.3MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2024-11-13 23:17:04,348 INFO L158 Benchmark]: Witness Printer took 111.34ms. Allocated memory is still 142.6MB. Free memory was 66.9MB in the beginning and 61.8MB in the end (delta: 5.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:17:04,351 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, 23 locations, 12 error locations. Started 1 CEGAR loops. OverallTime: 5.8s, OverallIterations: 13, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 153 SdHoareTripleChecker+Valid, 2.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 139 mSDsluCounter, 2 SdHoareTripleChecker+Invalid, 1.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 181 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 662 IncrementalHoareTripleChecker+Invalid, 843 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 181 mSolverCounterUnsat, 2 mSDtfsCounter, 662 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 411 GetRequests, 319 SyntacticMatches, 4 SemanticMatches, 88 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3102 ImplicationChecksByTransitivity, 3.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.5s InterpolantComputationTime, 57 NumberOfCodeBlocks, 57 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 45 ConstructedInterpolants, 0 QuantifiedInterpolants, 296 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 12 InterpolantComputations, 12 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: 3]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 21]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - AllSpecificationsHoldResult: All specifications hold 12 specifications checked. All of them hold * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.48ms. Allocated memory is still 167.8MB. Free memory is still 105.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 310.34ms. Allocated memory is still 142.6MB. Free memory was 119.1MB in the beginning and 108.6MB in the end (delta: 10.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.03ms. Allocated memory is still 142.6MB. Free memory was 108.6MB in the beginning and 107.6MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 33.81ms. Allocated memory is still 142.6MB. Free memory was 107.6MB in the beginning and 106.8MB in the end (delta: 749.5kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 374.54ms. Allocated memory is still 142.6MB. Free memory was 106.8MB in the beginning and 94.2MB in the end (delta: 12.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 5991.60ms. Allocated memory is still 142.6MB. Free memory was 94.2MB in the beginning and 66.9MB in the end (delta: 27.3MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Witness Printer took 111.34ms. Allocated memory is still 142.6MB. Free memory was 66.9MB in the beginning and 61.8MB in the end (delta: 5.1MB). 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 23:17:04,385 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c2562ed-5b87-4a57-877b-87cb4717dca8/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE