./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/termination-memory-alloca/easySum-alloca.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b386b5-e504-4eb9-b438-600af393ecb2/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b386b5-e504-4eb9-b438-600af393ecb2/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b386b5-e504-4eb9-b438-600af393ecb2/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b386b5-e504-4eb9-b438-600af393ecb2/bin/ukojak-verify-ImItNfHLgk/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/termination-memory-alloca/easySum-alloca.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b386b5-e504-4eb9-b438-600af393ecb2/bin/ukojak-verify-ImItNfHLgk/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b386b5-e504-4eb9-b438-600af393ecb2/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 4b46132106c9582d9b36bde1be1a9d4d3fc071854166953d5e72a8b88085e0ad --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:43:26,748 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:43:26,865 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b386b5-e504-4eb9-b438-600af393ecb2/bin/ukojak-verify-ImItNfHLgk/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf [2024-11-08 22:43:26,871 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:43:26,872 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:43:26,904 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:43:26,907 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:43:26,908 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:43:26,908 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:43:26,910 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:43:26,911 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:43:26,912 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-08 22:43:26,912 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-08 22:43:26,912 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-08 22:43:26,913 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:43:26,913 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:43:26,913 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 22:43:26,913 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:43:26,914 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:43:26,914 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:43:26,914 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:43:26,919 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:43:26,919 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:43:26,919 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:43:26,919 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:43:26,920 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:43:26,920 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:43:26,920 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b386b5-e504-4eb9-b438-600af393ecb2/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b386b5-e504-4eb9-b438-600af393ecb2/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4b46132106c9582d9b36bde1be1a9d4d3fc071854166953d5e72a8b88085e0ad [2024-11-08 22:43:27,200 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:43:27,226 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:43:27,229 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:43:27,230 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:43:27,231 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:43:27,232 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b386b5-e504-4eb9-b438-600af393ecb2/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/termination-memory-alloca/easySum-alloca.i Unable to find full path for "g++" [2024-11-08 22:43:29,238 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:43:29,510 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:43:29,515 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b386b5-e504-4eb9-b438-600af393ecb2/sv-benchmarks/c/termination-memory-alloca/easySum-alloca.i [2024-11-08 22:43:29,531 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b386b5-e504-4eb9-b438-600af393ecb2/bin/ukojak-verify-ImItNfHLgk/data/1acc646bc/dd2326f56e5d43edb441cdcea04ca9e3/FLAG19e3e0279 [2024-11-08 22:43:29,811 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b386b5-e504-4eb9-b438-600af393ecb2/bin/ukojak-verify-ImItNfHLgk/data/1acc646bc/dd2326f56e5d43edb441cdcea04ca9e3 [2024-11-08 22:43:29,813 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:43:29,815 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:43:29,817 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:43:29,817 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:43:29,822 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:43:29,823 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:43:29" (1/1) ... [2024-11-08 22:43:29,825 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23b3da2a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:43:29, skipping insertion in model container [2024-11-08 22:43:29,825 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:43:29" (1/1) ... [2024-11-08 22:43:29,885 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:43:30,211 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:43:30,224 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:43:30,287 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:43:30,323 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:43:30,323 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:43:30 WrapperNode [2024-11-08 22:43:30,324 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:43:30,325 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:43:30,325 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:43:30,325 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:43:30,334 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:43:30" (1/1) ... [2024-11-08 22:43:30,351 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:43:30" (1/1) ... [2024-11-08 22:43:30,375 INFO L138 Inliner]: procedures = 111, calls = 23, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 60 [2024-11-08 22:43:30,376 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:43:30,377 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:43:30,377 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:43:30,377 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:43:30,385 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:43:30" (1/1) ... [2024-11-08 22:43:30,385 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:43:30" (1/1) ... [2024-11-08 22:43:30,388 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:43:30" (1/1) ... [2024-11-08 22:43:30,388 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:43:30" (1/1) ... [2024-11-08 22:43:30,393 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:43:30" (1/1) ... [2024-11-08 22:43:30,396 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:43:30" (1/1) ... [2024-11-08 22:43:30,398 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:43:30" (1/1) ... [2024-11-08 22:43:30,399 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:43:30" (1/1) ... [2024-11-08 22:43:30,401 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:43:30,402 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:43:30,402 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:43:30,402 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:43:30,403 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:43:30" (1/1) ... [2024-11-08 22:43:30,409 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:43:30,422 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b386b5-e504-4eb9-b438-600af393ecb2/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:43:30,437 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b386b5-e504-4eb9-b438-600af393ecb2/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:43:30,446 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b386b5-e504-4eb9-b438-600af393ecb2/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:43:30,509 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-08 22:43:30,509 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-08 22:43:30,509 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 22:43:30,509 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 22:43:30,509 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:43:30,510 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:43:30,630 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:43:30,632 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:43:30,846 INFO L? ?]: Removed 50 outVars from TransFormulas that were not future-live. [2024-11-08 22:43:30,846 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:43:30,911 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:43:30,913 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 22:43:30,913 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:43:30 BoogieIcfgContainer [2024-11-08 22:43:30,914 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:43:30,915 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:43:30,915 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:43:30,926 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:43:30,927 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:43:30" (1/1) ... [2024-11-08 22:43:30,937 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:43:30,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:43:30,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 38 states and 39 transitions. [2024-11-08 22:43:30,991 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 39 transitions. [2024-11-08 22:43:30,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2024-11-08 22:43:30,993 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:43:30,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:43:31,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:43:31,384 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:43:31,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:43:31,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 37 states and 38 transitions. [2024-11-08 22:43:31,433 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 38 transitions. [2024-11-08 22:43:31,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2024-11-08 22:43:31,434 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:43:31,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:43:31,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:43:31,652 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:43:31,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:43:31,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 36 states and 37 transitions. [2024-11-08 22:43:31,755 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 37 transitions. [2024-11-08 22:43:31,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-08 22:43:31,755 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:43:31,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:43:31,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:43:31,838 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:43:32,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:43:32,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 35 states and 36 transitions. [2024-11-08 22:43:32,015 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 36 transitions. [2024-11-08 22:43:32,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-08 22:43:32,015 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:43:32,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:43:32,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:43:32,125 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:43:32,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:43:32,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 34 states and 35 transitions. [2024-11-08 22:43:32,407 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 35 transitions. [2024-11-08 22:43:32,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-08 22:43:32,409 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:43:32,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:43:32,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:43:32,538 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:43:32,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:43:32,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 33 states and 34 transitions. [2024-11-08 22:43:32,953 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 34 transitions. [2024-11-08 22:43:32,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-08 22:43:32,955 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:43:32,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:43:32,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:43:33,210 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:43:33,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:43:33,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 32 states and 33 transitions. [2024-11-08 22:43:33,804 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 33 transitions. [2024-11-08 22:43:33,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-08 22:43:33,804 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:43:33,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:43:33,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:43:33,826 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:43:33,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:43:33,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 31 transitions. [2024-11-08 22:43:33,844 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 31 transitions. [2024-11-08 22:43:33,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-08 22:43:33,844 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:43:33,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:43:33,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:43:33,959 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:43:34,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:43:34,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 30 transitions. [2024-11-08 22:43:34,280 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 30 transitions. [2024-11-08 22:43:34,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-08 22:43:34,280 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:43:34,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:43:34,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:43:34,313 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:43:34,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:43:34,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 32 states and 33 transitions. [2024-11-08 22:43:34,860 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 33 transitions. [2024-11-08 22:43:34,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-08 22:43:34,860 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:43:34,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:43:34,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:43:34,951 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:43:35,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:43:35,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 34 states and 36 transitions. [2024-11-08 22:43:35,484 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 36 transitions. [2024-11-08 22:43:35,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-08 22:43:35,484 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:43:35,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:43:35,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:43:35,507 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:43:35,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:43:35,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 38 states and 43 transitions. [2024-11-08 22:43:35,916 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 43 transitions. [2024-11-08 22:43:35,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-08 22:43:35,916 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:43:35,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:43:35,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:43:36,057 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:43:36,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:43:36,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 42 states and 50 transitions. [2024-11-08 22:43:36,968 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 50 transitions. [2024-11-08 22:43:36,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-08 22:43:36,968 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:43:36,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:43:36,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:43:37,007 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:43:37,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:43:37,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 43 states and 51 transitions. [2024-11-08 22:43:37,029 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 51 transitions. [2024-11-08 22:43:37,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-08 22:43:37,030 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:43:37,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:43:37,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:43:37,070 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:43:37,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:43:37,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 44 states and 52 transitions. [2024-11-08 22:43:37,086 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 52 transitions. [2024-11-08 22:43:37,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-08 22:43:37,087 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:43:37,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:43:37,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:43:37,396 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:43:38,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:43:38,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 49 states and 61 transitions. [2024-11-08 22:43:38,923 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 61 transitions. [2024-11-08 22:43:38,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-08 22:43:38,924 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:43:38,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:43:38,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:43:38,945 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:43:39,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:43:39,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 52 states and 68 transitions. [2024-11-08 22:43:39,697 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 68 transitions. [2024-11-08 22:43:39,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-08 22:43:39,698 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:43:39,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:43:39,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:43:39,729 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:43:40,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:43:40,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 55 states and 74 transitions. [2024-11-08 22:43:40,525 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 74 transitions. [2024-11-08 22:43:40,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 22:43:40,525 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:43:40,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:43:40,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:43:40,553 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:43:40,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:43:40,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 54 states and 73 transitions. [2024-11-08 22:43:40,794 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 73 transitions. [2024-11-08 22:43:40,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 22:43:40,794 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:43:40,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:43:40,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:43:40,831 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:43:40,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:43:40,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 56 states and 75 transitions. [2024-11-08 22:43:40,976 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 75 transitions. [2024-11-08 22:43:40,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-08 22:43:40,977 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:43:40,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:43:40,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:43:41,001 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:43:41,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:43:41,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 57 states and 77 transitions. [2024-11-08 22:43:41,027 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 77 transitions. [2024-11-08 22:43:41,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-08 22:43:41,028 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:43:41,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:43:41,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:43:41,065 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:43:41,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:43:41,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 58 states and 78 transitions. [2024-11-08 22:43:41,104 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 78 transitions. [2024-11-08 22:43:41,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-08 22:43:41,106 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:43:41,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:43:41,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:43:41,131 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:43:41,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:43:41,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 57 states and 77 transitions. [2024-11-08 22:43:41,158 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 77 transitions. [2024-11-08 22:43:41,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-08 22:43:41,159 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:43:41,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:43:41,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:43:41,223 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:43:41,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:43:41,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 56 states and 76 transitions. [2024-11-08 22:43:41,263 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 76 transitions. [2024-11-08 22:43:41,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-08 22:43:41,264 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:43:41,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:43:41,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:43:41,325 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 22:43:42,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:43:42,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 62 states and 85 transitions. [2024-11-08 22:43:42,156 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 85 transitions. [2024-11-08 22:43:42,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-08 22:43:42,157 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:43:42,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:43:42,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:43:42,183 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 22:43:42,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:43:42,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 67 states and 91 transitions. [2024-11-08 22:43:42,636 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 91 transitions. [2024-11-08 22:43:42,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-08 22:43:42,637 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:43:42,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:43:42,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:43:42,666 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-08 22:43:42,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:43:42,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 65 states and 88 transitions. [2024-11-08 22:43:42,697 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 88 transitions. [2024-11-08 22:43:42,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-08 22:43:42,698 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:43:42,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:43:42,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:43:42,746 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-08 22:43:42,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:43:42,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 67 states and 89 transitions. [2024-11-08 22:43:42,793 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 89 transitions. [2024-11-08 22:43:42,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-08 22:43:42,794 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:43:42,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:43:42,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:43:44,039 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:43:44,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:43:44,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 15 transitions. [2024-11-08 22:43:44,625 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 15 transitions. [2024-11-08 22:43:44,625 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-08 22:43:44,625 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 29 iterations. [2024-11-08 22:43:44,635 INFO L729 CodeCheckObserver]: All specifications hold 23 specifications checked. All of them hold [2024-11-08 22:43:44,959 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-08 22:43:44,959 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr19REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-08 22:43:44,959 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr15REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-08 22:43:44,960 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr8REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-08 22:43:44,960 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr4REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-08 22:43:44,960 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr11REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-08 22:43:44,960 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 559 561) the Hoare annotation is: (= |ULTIMATE.start_main_old_#valid#1| |#valid|) [2024-11-08 22:43:44,961 INFO L77 FloydHoareUtils]: At program point L552(line 552) the Hoare annotation is: (and (= (store (store (store |#valid| |ULTIMATE.start_iterate_#t~malloc4#1.base| 0) |ULTIMATE.start_iterate_#t~malloc2#1.base| 0) |ULTIMATE.start_iterate_#t~malloc3#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (= |ULTIMATE.start_iterate_~sum~0#1.offset| 0) (= (select |#length| |ULTIMATE.start_iterate_~i~0#1.base|) 4) (= |ULTIMATE.start_iterate_~bound_ref~0#1.offset| 0) (not (= |ULTIMATE.start_iterate_#t~malloc2#1.base| |ULTIMATE.start_iterate_#t~malloc3#1.base|)) (not (= |ULTIMATE.start_iterate_#t~malloc3#1.base| |ULTIMATE.start_iterate_#t~malloc4#1.base|)) (= (select |#valid| |ULTIMATE.start_iterate_~bound_ref~0#1.base|) 1) (= (select |#valid| |ULTIMATE.start_iterate_~sum~0#1.base|) 1) (= (select |#valid| |ULTIMATE.start_iterate_~i~0#1.base|) 1) (= (select |#length| |ULTIMATE.start_iterate_~sum~0#1.base|) 4) (= |ULTIMATE.start_iterate_~i~0#1.offset| 0) (not (= |ULTIMATE.start_iterate_#t~malloc2#1.base| |ULTIMATE.start_iterate_#t~malloc4#1.base|)) (<= 4 (select |#length| |ULTIMATE.start_iterate_~bound_ref~0#1.base|))) [2024-11-08 22:43:44,961 INFO L77 FloydHoareUtils]: At program point L552-1(line 552) the Hoare annotation is: (and (= (store (store (store |#valid| |ULTIMATE.start_iterate_#t~malloc4#1.base| 0) |ULTIMATE.start_iterate_#t~malloc2#1.base| 0) |ULTIMATE.start_iterate_#t~malloc3#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (= |ULTIMATE.start_iterate_~sum~0#1.offset| 0) (= (select |#length| |ULTIMATE.start_iterate_~i~0#1.base|) 4) (= |ULTIMATE.start_iterate_~bound_ref~0#1.offset| 0) (not (= |ULTIMATE.start_iterate_#t~malloc2#1.base| |ULTIMATE.start_iterate_#t~malloc3#1.base|)) (not (= |ULTIMATE.start_iterate_#t~malloc3#1.base| |ULTIMATE.start_iterate_#t~malloc4#1.base|)) (= (select |#valid| |ULTIMATE.start_iterate_~bound_ref~0#1.base|) 1) (= (select |#valid| |ULTIMATE.start_iterate_~sum~0#1.base|) 1) (= (select |#valid| |ULTIMATE.start_iterate_~i~0#1.base|) 1) (= (select |#length| |ULTIMATE.start_iterate_~sum~0#1.base|) 4) (= |ULTIMATE.start_iterate_~i~0#1.offset| 0) (not (= |ULTIMATE.start_iterate_#t~malloc2#1.base| |ULTIMATE.start_iterate_#t~malloc4#1.base|)) (<= 4 (select |#length| |ULTIMATE.start_iterate_~bound_ref~0#1.base|))) [2024-11-08 22:43:44,961 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-08 22:43:44,962 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr20REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-08 22:43:44,962 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr5REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-08 22:43:44,962 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr16REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-08 22:43:44,962 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr9REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-08 22:43:44,963 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr12REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-08 22:43:44,963 INFO L77 FloydHoareUtils]: At program point L553(line 553) the Hoare annotation is: (and (= (store (store (store |#valid| |ULTIMATE.start_iterate_#t~malloc4#1.base| 0) |ULTIMATE.start_iterate_#t~malloc2#1.base| 0) |ULTIMATE.start_iterate_#t~malloc3#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (= |ULTIMATE.start_iterate_~sum~0#1.offset| 0) (= (select |#length| |ULTIMATE.start_iterate_~i~0#1.base|) 4) (= |ULTIMATE.start_iterate_~bound_ref~0#1.offset| 0) (not (= |ULTIMATE.start_iterate_#t~malloc2#1.base| |ULTIMATE.start_iterate_#t~malloc3#1.base|)) (not (= |ULTIMATE.start_iterate_#t~malloc3#1.base| |ULTIMATE.start_iterate_#t~malloc4#1.base|)) (= (select |#valid| |ULTIMATE.start_iterate_~bound_ref~0#1.base|) 1) (<= 4 (select |#length| |ULTIMATE.start_iterate_~sum~0#1.base|)) (= (select |#valid| |ULTIMATE.start_iterate_~sum~0#1.base|) 1) (= (select |#valid| |ULTIMATE.start_iterate_~i~0#1.base|) 1) (= |ULTIMATE.start_iterate_~i~0#1.offset| 0) (not (= |ULTIMATE.start_iterate_#t~malloc2#1.base| |ULTIMATE.start_iterate_#t~malloc4#1.base|)) (<= 4 (select |#length| |ULTIMATE.start_iterate_~bound_ref~0#1.base|))) [2024-11-08 22:43:44,963 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-08 22:43:44,963 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr21REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-08 22:43:44,964 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr17REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-08 22:43:44,964 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-08 22:43:44,964 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr6REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-08 22:43:44,964 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr13REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-08 22:43:44,964 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-08 22:43:44,965 INFO L77 FloydHoareUtils]: At program point L554-1(line 554) the Hoare annotation is: (and (= (store (store (store |#valid| |ULTIMATE.start_iterate_#t~malloc4#1.base| 0) |ULTIMATE.start_iterate_#t~malloc2#1.base| 0) |ULTIMATE.start_iterate_#t~malloc3#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (<= (+ |ULTIMATE.start_iterate_~i~0#1.offset| 4) (select |#length| |ULTIMATE.start_iterate_~i~0#1.base|)) (= |ULTIMATE.start_iterate_~sum~0#1.offset| 0) (= |ULTIMATE.start_iterate_~bound_ref~0#1.offset| 0) (not (= |ULTIMATE.start_iterate_#t~malloc2#1.base| |ULTIMATE.start_iterate_#t~malloc3#1.base|)) (not (= |ULTIMATE.start_iterate_#t~malloc3#1.base| |ULTIMATE.start_iterate_#t~malloc4#1.base|)) (= (select |#valid| |ULTIMATE.start_iterate_~bound_ref~0#1.base|) 1) (<= 4 (select |#length| |ULTIMATE.start_iterate_~sum~0#1.base|)) (= (select |#valid| |ULTIMATE.start_iterate_~sum~0#1.base|) 1) (<= 0 |ULTIMATE.start_iterate_~i~0#1.offset|) (= (select |#valid| |ULTIMATE.start_iterate_~i~0#1.base|) 1) (not (= |ULTIMATE.start_iterate_#t~malloc2#1.base| |ULTIMATE.start_iterate_#t~malloc4#1.base|)) (<= 4 (select |#length| |ULTIMATE.start_iterate_~bound_ref~0#1.base|))) [2024-11-08 22:43:44,965 INFO L77 FloydHoareUtils]: At program point L554-2(lines 554 556) the Hoare annotation is: (and (= (store (store (store |#valid| |ULTIMATE.start_iterate_#t~malloc4#1.base| 0) |ULTIMATE.start_iterate_#t~malloc2#1.base| 0) |ULTIMATE.start_iterate_#t~malloc3#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (<= (+ |ULTIMATE.start_iterate_~i~0#1.offset| 4) (select |#length| |ULTIMATE.start_iterate_~i~0#1.base|)) (= |ULTIMATE.start_iterate_~sum~0#1.offset| 0) (= |ULTIMATE.start_iterate_~bound_ref~0#1.offset| 0) (not (= |ULTIMATE.start_iterate_#t~malloc2#1.base| |ULTIMATE.start_iterate_#t~malloc3#1.base|)) (not (= |ULTIMATE.start_iterate_#t~malloc3#1.base| |ULTIMATE.start_iterate_#t~malloc4#1.base|)) (= (select |#valid| |ULTIMATE.start_iterate_~bound_ref~0#1.base|) 1) (<= 4 (select |#length| |ULTIMATE.start_iterate_~sum~0#1.base|)) (= (select |#valid| |ULTIMATE.start_iterate_~sum~0#1.base|) 1) (<= 0 |ULTIMATE.start_iterate_~i~0#1.offset|) (= (select |#valid| |ULTIMATE.start_iterate_~i~0#1.base|) 1) (not (= |ULTIMATE.start_iterate_#t~malloc2#1.base| |ULTIMATE.start_iterate_#t~malloc4#1.base|)) (<= 4 (select |#length| |ULTIMATE.start_iterate_~bound_ref~0#1.base|))) [2024-11-08 22:43:44,965 INFO L77 FloydHoareUtils]: At program point L554-4(line 554) the Hoare annotation is: (and (= (store (store (store |#valid| |ULTIMATE.start_iterate_#t~malloc4#1.base| 0) |ULTIMATE.start_iterate_#t~malloc2#1.base| 0) |ULTIMATE.start_iterate_#t~malloc3#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (<= (+ |ULTIMATE.start_iterate_~i~0#1.offset| 4) (select |#length| |ULTIMATE.start_iterate_~i~0#1.base|)) (= |ULTIMATE.start_iterate_~sum~0#1.offset| 0) (= |ULTIMATE.start_iterate_~bound_ref~0#1.offset| 0) (not (= |ULTIMATE.start_iterate_#t~malloc2#1.base| |ULTIMATE.start_iterate_#t~malloc3#1.base|)) (not (= |ULTIMATE.start_iterate_#t~malloc3#1.base| |ULTIMATE.start_iterate_#t~malloc4#1.base|)) (= (select |#valid| |ULTIMATE.start_iterate_~bound_ref~0#1.base|) 1) (<= 4 (select |#length| |ULTIMATE.start_iterate_~sum~0#1.base|)) (= (select |#valid| |ULTIMATE.start_iterate_~sum~0#1.base|) 1) (<= 0 |ULTIMATE.start_iterate_~i~0#1.offset|) (= (select |#valid| |ULTIMATE.start_iterate_~i~0#1.base|) 1) (not (= |ULTIMATE.start_iterate_#t~malloc2#1.base| |ULTIMATE.start_iterate_#t~malloc4#1.base|)) (<= 4 (select |#length| |ULTIMATE.start_iterate_~bound_ref~0#1.base|))) [2024-11-08 22:43:44,966 INFO L77 FloydHoareUtils]: At program point L554-6(line 554) the Hoare annotation is: (and (= (store (store (store |#valid| |ULTIMATE.start_iterate_#t~malloc4#1.base| 0) |ULTIMATE.start_iterate_#t~malloc2#1.base| 0) |ULTIMATE.start_iterate_#t~malloc3#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (<= (+ |ULTIMATE.start_iterate_~i~0#1.offset| 4) (select |#length| |ULTIMATE.start_iterate_~i~0#1.base|)) (= |ULTIMATE.start_iterate_~sum~0#1.offset| 0) (= |ULTIMATE.start_iterate_~bound_ref~0#1.offset| 0) (not (= |ULTIMATE.start_iterate_#t~malloc2#1.base| |ULTIMATE.start_iterate_#t~malloc3#1.base|)) (not (= |ULTIMATE.start_iterate_#t~malloc3#1.base| |ULTIMATE.start_iterate_#t~malloc4#1.base|)) (= (select |#valid| |ULTIMATE.start_iterate_~bound_ref~0#1.base|) 1) (<= 4 (select |#length| |ULTIMATE.start_iterate_~sum~0#1.base|)) (= (select |#valid| |ULTIMATE.start_iterate_~sum~0#1.base|) 1) (<= 0 |ULTIMATE.start_iterate_~i~0#1.offset|) (= (select |#valid| |ULTIMATE.start_iterate_~i~0#1.base|) 1) (not (= |ULTIMATE.start_iterate_#t~malloc2#1.base| |ULTIMATE.start_iterate_#t~malloc4#1.base|)) (<= 4 (select |#length| |ULTIMATE.start_iterate_~bound_ref~0#1.base|))) [2024-11-08 22:43:44,966 INFO L77 FloydHoareUtils]: At program point L554-8(lines 554 556) the Hoare annotation is: (and (= (store (store (store |#valid| |ULTIMATE.start_iterate_#t~malloc4#1.base| 0) |ULTIMATE.start_iterate_#t~malloc2#1.base| 0) |ULTIMATE.start_iterate_#t~malloc3#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (<= (+ |ULTIMATE.start_iterate_~i~0#1.offset| 4) (select |#length| |ULTIMATE.start_iterate_~i~0#1.base|)) (= |ULTIMATE.start_iterate_~sum~0#1.offset| 0) (= |ULTIMATE.start_iterate_~bound_ref~0#1.offset| 0) (not (= |ULTIMATE.start_iterate_#t~malloc2#1.base| |ULTIMATE.start_iterate_#t~malloc3#1.base|)) (not (= |ULTIMATE.start_iterate_#t~malloc3#1.base| |ULTIMATE.start_iterate_#t~malloc4#1.base|)) (= (select |#valid| |ULTIMATE.start_iterate_~bound_ref~0#1.base|) 1) (<= 4 (select |#length| |ULTIMATE.start_iterate_~sum~0#1.base|)) (= (select |#valid| |ULTIMATE.start_iterate_~sum~0#1.base|) 1) (<= 0 |ULTIMATE.start_iterate_~i~0#1.offset|) (= (select |#valid| |ULTIMATE.start_iterate_~i~0#1.base|) 1) (not (= |ULTIMATE.start_iterate_#t~malloc2#1.base| |ULTIMATE.start_iterate_#t~malloc4#1.base|)) (<= 4 (select |#length| |ULTIMATE.start_iterate_~bound_ref~0#1.base|))) [2024-11-08 22:43:44,966 INFO L77 FloydHoareUtils]: At program point L554-9(lines 554 556) the Hoare annotation is: (and (= (store (store (store |#valid| |ULTIMATE.start_iterate_#t~malloc4#1.base| 0) |ULTIMATE.start_iterate_#t~malloc2#1.base| 0) |ULTIMATE.start_iterate_#t~malloc3#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (= |ULTIMATE.start_iterate_~sum~0#1.offset| 0) (not (= |ULTIMATE.start_iterate_#t~malloc2#1.base| |ULTIMATE.start_iterate_#t~malloc3#1.base|)) (not (= |ULTIMATE.start_iterate_#t~malloc3#1.base| |ULTIMATE.start_iterate_#t~malloc4#1.base|)) (<= 4 (select |#length| |ULTIMATE.start_iterate_~sum~0#1.base|)) (= (select |#valid| |ULTIMATE.start_iterate_~sum~0#1.base|) 1) (not (= |ULTIMATE.start_iterate_#t~malloc2#1.base| |ULTIMATE.start_iterate_#t~malloc4#1.base|))) [2024-11-08 22:43:44,967 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr18REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-08 22:43:44,967 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr14REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-08 22:43:44,967 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr3REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-08 22:43:44,967 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr7REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-08 22:43:44,967 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr10REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-08 22:43:44,968 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK(lines 559 561) no Hoare annotation was computed. [2024-11-08 22:43:44,968 INFO L77 FloydHoareUtils]: At program point L555(line 555) the Hoare annotation is: (and (= (store (store (store |#valid| |ULTIMATE.start_iterate_#t~malloc4#1.base| 0) |ULTIMATE.start_iterate_#t~malloc2#1.base| 0) |ULTIMATE.start_iterate_#t~malloc3#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (<= (+ |ULTIMATE.start_iterate_~i~0#1.offset| 4) (select |#length| |ULTIMATE.start_iterate_~i~0#1.base|)) (= |ULTIMATE.start_iterate_~sum~0#1.offset| 0) (= |ULTIMATE.start_iterate_~bound_ref~0#1.offset| 0) (not (= |ULTIMATE.start_iterate_#t~malloc2#1.base| |ULTIMATE.start_iterate_#t~malloc3#1.base|)) (not (= |ULTIMATE.start_iterate_#t~malloc3#1.base| |ULTIMATE.start_iterate_#t~malloc4#1.base|)) (= (select |#valid| |ULTIMATE.start_iterate_~bound_ref~0#1.base|) 1) (<= 4 (select |#length| |ULTIMATE.start_iterate_~sum~0#1.base|)) (= (select |#valid| |ULTIMATE.start_iterate_~sum~0#1.base|) 1) (<= 0 |ULTIMATE.start_iterate_~i~0#1.offset|) (= (select |#valid| |ULTIMATE.start_iterate_~i~0#1.base|) 1) (not (= |ULTIMATE.start_iterate_#t~malloc2#1.base| |ULTIMATE.start_iterate_#t~malloc4#1.base|)) (<= 4 (select |#length| |ULTIMATE.start_iterate_~bound_ref~0#1.base|))) [2024-11-08 22:43:44,968 INFO L77 FloydHoareUtils]: At program point L555-1(line 555) the Hoare annotation is: (and (= (store (store (store |#valid| |ULTIMATE.start_iterate_#t~malloc4#1.base| 0) |ULTIMATE.start_iterate_#t~malloc2#1.base| 0) |ULTIMATE.start_iterate_#t~malloc3#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (<= (+ |ULTIMATE.start_iterate_~i~0#1.offset| 4) (select |#length| |ULTIMATE.start_iterate_~i~0#1.base|)) (= |ULTIMATE.start_iterate_~sum~0#1.offset| 0) (= |ULTIMATE.start_iterate_~bound_ref~0#1.offset| 0) (not (= |ULTIMATE.start_iterate_#t~malloc2#1.base| |ULTIMATE.start_iterate_#t~malloc3#1.base|)) (not (= |ULTIMATE.start_iterate_#t~malloc3#1.base| |ULTIMATE.start_iterate_#t~malloc4#1.base|)) (= (select |#valid| |ULTIMATE.start_iterate_~bound_ref~0#1.base|) 1) (<= 4 (select |#length| |ULTIMATE.start_iterate_~sum~0#1.base|)) (= (select |#valid| |ULTIMATE.start_iterate_~sum~0#1.base|) 1) (<= 0 |ULTIMATE.start_iterate_~i~0#1.offset|) (= (select |#valid| |ULTIMATE.start_iterate_~i~0#1.base|) 1) (not (= |ULTIMATE.start_iterate_#t~malloc2#1.base| |ULTIMATE.start_iterate_#t~malloc4#1.base|)) (<= 4 (select |#length| |ULTIMATE.start_iterate_~bound_ref~0#1.base|))) [2024-11-08 22:43:44,969 INFO L77 FloydHoareUtils]: At program point L555-2(line 555) the Hoare annotation is: (and (= (store (store (store |#valid| |ULTIMATE.start_iterate_#t~malloc4#1.base| 0) |ULTIMATE.start_iterate_#t~malloc2#1.base| 0) |ULTIMATE.start_iterate_#t~malloc3#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (<= (+ |ULTIMATE.start_iterate_~i~0#1.offset| 4) (select |#length| |ULTIMATE.start_iterate_~i~0#1.base|)) (= |ULTIMATE.start_iterate_~sum~0#1.offset| 0) (= |ULTIMATE.start_iterate_~bound_ref~0#1.offset| 0) (not (= |ULTIMATE.start_iterate_#t~malloc2#1.base| |ULTIMATE.start_iterate_#t~malloc3#1.base|)) (not (= |ULTIMATE.start_iterate_#t~malloc3#1.base| |ULTIMATE.start_iterate_#t~malloc4#1.base|)) (= (select |#valid| |ULTIMATE.start_iterate_~bound_ref~0#1.base|) 1) (<= 4 (select |#length| |ULTIMATE.start_iterate_~sum~0#1.base|)) (= (select |#valid| |ULTIMATE.start_iterate_~sum~0#1.base|) 1) (<= 0 |ULTIMATE.start_iterate_~i~0#1.offset|) (= (select |#valid| |ULTIMATE.start_iterate_~i~0#1.base|) 1) (not (= |ULTIMATE.start_iterate_#t~malloc2#1.base| |ULTIMATE.start_iterate_#t~malloc4#1.base|)) (<= 4 (select |#length| |ULTIMATE.start_iterate_~bound_ref~0#1.base|))) [2024-11-08 22:43:44,976 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: main_old_#valid#1 [2024-11-08 22:43:44,977 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #valid [2024-11-08 22:43:44,981 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: ArrayStoreExpression [2024-11-08 22:43:44,981 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: main_old_#valid#1 [2024-11-08 22:43:44,981 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~sum~0!offset [2024-11-08 22:43:44,983 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #t~malloc2!base [2024-11-08 22:43:44,983 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #t~malloc3!base [2024-11-08 22:43:44,983 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #t~malloc3!base [2024-11-08 22:43:44,983 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #t~malloc4!base [2024-11-08 22:43:44,984 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-11-08 22:43:44,984 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-11-08 22:43:44,984 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #valid [2024-11-08 22:43:44,984 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] [2024-11-08 22:43:44,984 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #t~malloc2!base [2024-11-08 22:43:44,985 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #t~malloc4!base [2024-11-08 22:43:44,986 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:43:44 ImpRootNode [2024-11-08 22:43:44,986 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:43:44,987 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:43:44,987 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:43:44,987 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:43:44,988 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:43:30" (3/4) ... [2024-11-08 22:43:44,991 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-08 22:43:44,999 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2024-11-08 22:43:45,000 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-11-08 22:43:45,000 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2024-11-08 22:43:45,000 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2024-11-08 22:43:45,096 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b386b5-e504-4eb9-b438-600af393ecb2/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-08 22:43:45,097 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b386b5-e504-4eb9-b438-600af393ecb2/bin/ukojak-verify-ImItNfHLgk/witness.yml [2024-11-08 22:43:45,097 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:43:45,097 INFO L158 Benchmark]: Toolchain (without parser) took 15282.52ms. Allocated memory was 144.7MB in the beginning and 209.7MB in the end (delta: 65.0MB). Free memory was 115.8MB in the beginning and 84.0MB in the end (delta: 31.8MB). Peak memory consumption was 97.5MB. Max. memory is 16.1GB. [2024-11-08 22:43:45,098 INFO L158 Benchmark]: CDTParser took 0.80ms. Allocated memory is still 119.5MB. Free memory was 92.4MB in the beginning and 92.3MB in the end (delta: 142.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:43:45,098 INFO L158 Benchmark]: CACSL2BoogieTranslator took 507.53ms. Allocated memory is still 144.7MB. Free memory was 115.8MB in the beginning and 97.2MB in the end (delta: 18.6MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-11-08 22:43:45,100 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.05ms. Allocated memory is still 144.7MB. Free memory was 97.2MB in the beginning and 95.1MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:43:45,101 INFO L158 Benchmark]: Boogie Preprocessor took 24.49ms. Allocated memory is still 144.7MB. Free memory was 95.1MB in the beginning and 94.4MB in the end (delta: 720.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:43:45,101 INFO L158 Benchmark]: RCFGBuilder took 512.44ms. Allocated memory is still 144.7MB. Free memory was 93.7MB in the beginning and 100.3MB in the end (delta: -6.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-08 22:43:45,101 INFO L158 Benchmark]: CodeCheck took 14071.30ms. Allocated memory was 144.7MB in the beginning and 209.7MB in the end (delta: 65.0MB). Free memory was 99.6MB in the beginning and 89.2MB in the end (delta: 10.4MB). Peak memory consumption was 76.8MB. Max. memory is 16.1GB. [2024-11-08 22:43:45,102 INFO L158 Benchmark]: Witness Printer took 109.82ms. Allocated memory is still 209.7MB. Free memory was 89.2MB in the beginning and 84.0MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-08 22:43:45,104 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, 38 locations, 23 error locations. Started 1 CEGAR loops. OverallTime: 13.7s, OverallIterations: 29, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1975 SdHoareTripleChecker+Valid, 10.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1846 mSDsluCounter, 646 SdHoareTripleChecker+Invalid, 9.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 540 mSDsCounter, 878 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 5404 IncrementalHoareTripleChecker+Invalid, 6282 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 878 mSolverCounterUnsat, 106 mSDtfsCounter, 5404 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1940 GetRequests, 1689 SyntacticMatches, 61 SemanticMatches, 190 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18813 ImplicationChecksByTransitivity, 9.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 3.2s InterpolantComputationTime, 242 NumberOfCodeBlocks, 242 NumberOfCodeBlocksAsserted, 28 NumberOfCheckSat, 214 ConstructedInterpolants, 0 QuantifiedInterpolants, 1831 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 28 InterpolantComputations, 28 PerfectInterpolantSequences, 13/13 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: -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: 559]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - AllSpecificationsHoldResult: All specifications hold 23 specifications checked. All of them hold * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.80ms. Allocated memory is still 119.5MB. Free memory was 92.4MB in the beginning and 92.3MB in the end (delta: 142.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 507.53ms. Allocated memory is still 144.7MB. Free memory was 115.8MB in the beginning and 97.2MB in the end (delta: 18.6MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 51.05ms. Allocated memory is still 144.7MB. Free memory was 97.2MB in the beginning and 95.1MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 24.49ms. Allocated memory is still 144.7MB. Free memory was 95.1MB in the beginning and 94.4MB in the end (delta: 720.9kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 512.44ms. Allocated memory is still 144.7MB. Free memory was 93.7MB in the beginning and 100.3MB in the end (delta: -6.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * CodeCheck took 14071.30ms. Allocated memory was 144.7MB in the beginning and 209.7MB in the end (delta: 65.0MB). Free memory was 99.6MB in the beginning and 89.2MB in the end (delta: 10.4MB). Peak memory consumption was 76.8MB. Max. memory is 16.1GB. * Witness Printer took 109.82ms. Allocated memory is still 209.7MB. Free memory was 89.2MB in the beginning and 84.0MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: main_old_#valid#1 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #valid - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: ArrayStoreExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: main_old_#valid#1 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~sum~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #t~malloc2!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #t~malloc3!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #t~malloc3!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #t~malloc4!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #length - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #valid - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #t~malloc2!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #t~malloc4!base RESULT: Ultimate proved your program to be correct! [2024-11-08 22:43:45,142 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0b386b5-e504-4eb9-b438-600af393ecb2/bin/ukojak-verify-ImItNfHLgk/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