./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/termination-15/array17_alloca.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dd87904-f63e-4a85-82ae-5efe093db9dc/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dd87904-f63e-4a85-82ae-5efe093db9dc/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_9dd87904-f63e-4a85-82ae-5efe093db9dc/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dd87904-f63e-4a85-82ae-5efe093db9dc/bin/ukojak-verify-ImItNfHLgk/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/termination-15/array17_alloca.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dd87904-f63e-4a85-82ae-5efe093db9dc/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_9dd87904-f63e-4a85-82ae-5efe093db9dc/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 c64c4370fd8b6e918e28e5e9f3a24e52a6875ae7268f4c7e3f97f19ee293047c --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:18:11,631 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:18:11,723 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dd87904-f63e-4a85-82ae-5efe093db9dc/bin/ukojak-verify-ImItNfHLgk/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf [2024-11-08 22:18:11,729 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:18:11,729 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:18:11,773 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:18:11,774 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:18:11,775 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:18:11,775 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:18:11,775 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:18:11,776 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:18:11,776 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-08 22:18:11,777 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-08 22:18:11,777 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-08 22:18:11,777 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:18:11,778 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:18:11,778 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 22:18:11,779 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:18:11,779 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:18:11,780 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:18:11,780 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:18:11,781 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:18:11,781 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:18:11,782 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:18:11,782 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:18:11,782 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:18:11,783 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:18:11,783 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_9dd87904-f63e-4a85-82ae-5efe093db9dc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dd87904-f63e-4a85-82ae-5efe093db9dc/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c64c4370fd8b6e918e28e5e9f3a24e52a6875ae7268f4c7e3f97f19ee293047c [2024-11-08 22:18:12,046 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:18:12,077 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:18:12,080 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:18:12,081 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:18:12,083 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:18:12,084 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dd87904-f63e-4a85-82ae-5efe093db9dc/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/termination-15/array17_alloca.i Unable to find full path for "g++" [2024-11-08 22:18:14,152 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:18:14,402 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:18:14,403 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dd87904-f63e-4a85-82ae-5efe093db9dc/sv-benchmarks/c/termination-15/array17_alloca.i [2024-11-08 22:18:14,418 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dd87904-f63e-4a85-82ae-5efe093db9dc/bin/ukojak-verify-ImItNfHLgk/data/8e9daf194/9021f8a03b6e431a889fd7616edbdf34/FLAG20c385332 [2024-11-08 22:18:14,433 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dd87904-f63e-4a85-82ae-5efe093db9dc/bin/ukojak-verify-ImItNfHLgk/data/8e9daf194/9021f8a03b6e431a889fd7616edbdf34 [2024-11-08 22:18:14,436 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:18:14,437 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:18:14,439 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:18:14,439 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:18:14,444 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:18:14,445 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:18:14" (1/1) ... [2024-11-08 22:18:14,446 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4bcf562b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:18:14, skipping insertion in model container [2024-11-08 22:18:14,447 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:18:14" (1/1) ... [2024-11-08 22:18:14,485 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:18:14,850 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:18:14,862 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:18:14,925 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:18:14,966 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:18:14,966 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:18:14 WrapperNode [2024-11-08 22:18:14,967 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:18:14,968 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:18:14,968 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:18:14,968 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:18:14,976 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:18:14" (1/1) ... [2024-11-08 22:18:14,993 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:18:14" (1/1) ... [2024-11-08 22:18:15,017 INFO L138 Inliner]: procedures = 151, calls = 10, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 65 [2024-11-08 22:18:15,019 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:18:15,020 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:18:15,020 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:18:15,020 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:18:15,029 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:18:14" (1/1) ... [2024-11-08 22:18:15,030 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:18:14" (1/1) ... [2024-11-08 22:18:15,033 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:18:14" (1/1) ... [2024-11-08 22:18:15,036 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:18:14" (1/1) ... [2024-11-08 22:18:15,041 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:18:14" (1/1) ... [2024-11-08 22:18:15,047 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:18:14" (1/1) ... [2024-11-08 22:18:15,048 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:18:14" (1/1) ... [2024-11-08 22:18:15,049 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:18:14" (1/1) ... [2024-11-08 22:18:15,051 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:18:15,052 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:18:15,052 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:18:15,052 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:18:15,053 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:18:14" (1/1) ... [2024-11-08 22:18:15,058 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:18:15,071 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dd87904-f63e-4a85-82ae-5efe093db9dc/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:18:15,091 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dd87904-f63e-4a85-82ae-5efe093db9dc/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:18:15,093 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dd87904-f63e-4a85-82ae-5efe093db9dc/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:18:15,125 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-08 22:18:15,125 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-08 22:18:15,125 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 22:18:15,126 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 22:18:15,126 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:18:15,127 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:18:15,222 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:18:15,225 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:18:15,493 INFO L? ?]: Removed 28 outVars from TransFormulas that were not future-live. [2024-11-08 22:18:15,495 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:18:15,560 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:18:15,561 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 22:18:15,561 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:18:15 BoogieIcfgContainer [2024-11-08 22:18:15,561 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:18:15,562 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:18:15,563 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:18:15,573 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:18:15,574 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:18:15" (1/1) ... [2024-11-08 22:18:15,587 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:18:15,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:18:15,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 22 states and 28 transitions. [2024-11-08 22:18:15,642 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 28 transitions. [2024-11-08 22:18:15,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-08 22:18:15,645 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:18:15,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:18:15,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:18:15,785 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 22:18:15,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:18:15,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 23 states and 31 transitions. [2024-11-08 22:18:15,834 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 31 transitions. [2024-11-08 22:18:15,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-08 22:18:15,834 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:18:15,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:18:15,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:18:15,938 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 22:18:15,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:18:15,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 23 states and 29 transitions. [2024-11-08 22:18:15,976 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 29 transitions. [2024-11-08 22:18:15,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-08 22:18:15,976 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:18:15,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:18:16,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:18:16,228 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 22:18:16,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:18:16,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 23 states and 28 transitions. [2024-11-08 22:18:16,378 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 28 transitions. [2024-11-08 22:18:16,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 22:18:16,379 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:18:16,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:18:16,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:18:16,483 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 22:18:16,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:18:16,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 22 states and 27 transitions. [2024-11-08 22:18:16,744 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 27 transitions. [2024-11-08 22:18:16,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 22:18:16,745 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:18:16,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:18:16,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:18:17,195 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 22:18:18,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:18:18,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 25 states and 32 transitions. [2024-11-08 22:18:18,351 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 32 transitions. [2024-11-08 22:18:18,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-08 22:18:18,352 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:18:18,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:18:18,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:18:18,520 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 22:18:18,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:18:18,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 27 states and 37 transitions. [2024-11-08 22:18:18,678 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2024-11-08 22:18:18,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-08 22:18:18,680 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:18:18,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:18:18,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:18:18,822 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 22:18:19,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:18:19,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 27 states and 36 transitions. [2024-11-08 22:18:19,700 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 36 transitions. [2024-11-08 22:18:19,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 22:18:19,701 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:18:19,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:18:19,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:18:20,302 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:18:21,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:18:21,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 31 states and 48 transitions. [2024-11-08 22:18:21,925 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2024-11-08 22:18:21,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-08 22:18:21,926 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:18:21,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:18:21,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:18:21,949 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:18:22,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:18:22,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 30 states and 47 transitions. [2024-11-08 22:18:22,329 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 47 transitions. [2024-11-08 22:18:22,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-08 22:18:22,330 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:18:22,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:18:22,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:18:22,393 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-08 22:18:23,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:18:23,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 35 states and 61 transitions. [2024-11-08 22:18:23,702 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 61 transitions. [2024-11-08 22:18:23,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-08 22:18:23,703 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:18:23,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:18:23,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:18:23,979 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:18:25,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:18:25,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 38 states and 73 transitions. [2024-11-08 22:18:25,127 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 73 transitions. [2024-11-08 22:18:25,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-08 22:18:25,129 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:18:25,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:18:25,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:18:25,241 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-08 22:18:25,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:18:25,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 40 states and 78 transitions. [2024-11-08 22:18:25,861 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 78 transitions. [2024-11-08 22:18:25,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-08 22:18:25,862 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:18:25,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:18:25,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:18:26,559 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:18:28,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:18:28,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 44 states and 87 transitions. [2024-11-08 22:18:28,926 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 87 transitions. [2024-11-08 22:18:28,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-08 22:18:28,927 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:18:28,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:18:28,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:18:29,345 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:18:30,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:18:30,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 45 states and 89 transitions. [2024-11-08 22:18:30,274 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 89 transitions. [2024-11-08 22:18:30,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-08 22:18:30,274 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:18:30,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:18:30,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:18:30,821 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:18:32,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:18:32,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 49 states and 98 transitions. [2024-11-08 22:18:32,870 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 98 transitions. [2024-11-08 22:18:32,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-08 22:18:32,871 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:18:32,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:18:32,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:18:32,900 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-08 22:18:32,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:18:32,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 48 states and 97 transitions. [2024-11-08 22:18:32,937 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 97 transitions. [2024-11-08 22:18:32,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-08 22:18:32,937 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:18:32,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:18:32,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:18:33,150 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-08 22:18:33,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:18:33,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 49 states and 100 transitions. [2024-11-08 22:18:33,292 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 100 transitions. [2024-11-08 22:18:33,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-08 22:18:33,293 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:18:33,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:18:33,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:18:33,332 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-08 22:18:33,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:18:33,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 49 states and 98 transitions. [2024-11-08 22:18:33,679 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 98 transitions. [2024-11-08 22:18:33,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-08 22:18:33,681 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:18:33,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:18:33,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:18:34,507 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 7 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:18:35,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:18:35,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 50 states and 100 transitions. [2024-11-08 22:18:35,661 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 100 transitions. [2024-11-08 22:18:35,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-08 22:18:35,662 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:18:35,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:18:35,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:18:36,650 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 5 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:18:39,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:18:39,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 41 states and 70 transitions. [2024-11-08 22:18:39,341 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 70 transitions. [2024-11-08 22:18:39,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-08 22:18:39,342 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:18:39,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:18:39,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:18:39,494 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-08 22:18:40,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:18:40,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 41 states and 65 transitions. [2024-11-08 22:18:40,257 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 65 transitions. [2024-11-08 22:18:40,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-08 22:18:40,258 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:18:40,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:18:40,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:18:40,735 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:18:41,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:18:41,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 38 states and 60 transitions. [2024-11-08 22:18:41,876 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 60 transitions. [2024-11-08 22:18:41,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-08 22:18:41,878 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:18:41,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:18:41,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:18:42,533 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:18:46,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:18:46,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 47 states and 77 transitions. [2024-11-08 22:18:46,361 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 77 transitions. [2024-11-08 22:18:46,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-08 22:18:46,361 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:18:46,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:18:46,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:18:46,431 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 22:18:48,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:18:48,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 53 states and 85 transitions. [2024-11-08 22:18:48,397 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 85 transitions. [2024-11-08 22:18:48,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-08 22:18:48,397 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:18:48,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:18:48,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:18:48,468 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 22:18:49,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:18:49,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 58 states and 90 transitions. [2024-11-08 22:18:49,981 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 90 transitions. [2024-11-08 22:18:49,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-08 22:18:49,982 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:18:49,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:18:49,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:18:50,542 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-08 22:18:53,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:18:53,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 65 states and 103 transitions. [2024-11-08 22:18:53,936 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 103 transitions. [2024-11-08 22:18:53,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-08 22:18:53,936 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:18:53,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:18:53,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:18:54,000 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-11-08 22:18:54,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:18:54,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 59 states and 88 transitions. [2024-11-08 22:18:54,649 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 88 transitions. [2024-11-08 22:18:54,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-08 22:18:54,650 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:18:54,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:18:54,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:18:54,899 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-11-08 22:18:55,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:18:55,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 60 states and 100 transitions. [2024-11-08 22:18:55,119 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 100 transitions. [2024-11-08 22:18:55,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-08 22:18:55,120 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:18:55,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:18:55,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:18:55,151 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-11-08 22:18:55,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:18:55,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 60 states and 98 transitions. [2024-11-08 22:18:55,859 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 98 transitions. [2024-11-08 22:18:55,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-08 22:18:55,860 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:18:55,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:18:55,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:18:55,961 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-08 22:18:56,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:18:56,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 63 states and 101 transitions. [2024-11-08 22:18:56,945 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 101 transitions. [2024-11-08 22:18:56,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-08 22:18:56,945 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:18:56,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:18:56,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:18:57,019 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-11-08 22:18:58,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:18:58,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 36 states and 50 transitions. [2024-11-08 22:18:58,253 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 50 transitions. [2024-11-08 22:18:58,253 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-08 22:18:58,253 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 32 iterations. [2024-11-08 22:18:58,261 INFO L729 CodeCheckObserver]: All specifications hold 7 specifications checked. All of them hold [2024-11-08 22:19:00,409 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-08 22:19:00,409 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr4REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-08 22:19:00,409 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 364 387) the Hoare annotation is: (= |ULTIMATE.start_main_old_#valid#1| |#valid|) [2024-11-08 22:19:00,409 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-08 22:19:00,410 INFO L77 FloydHoareUtils]: At program point L379-1(lines 379 385) the Hoare annotation is: (and (= (select |#valid| |ULTIMATE.start_main_~arr~0#1.base|) 1) (= |ULTIMATE.start_main_old_#valid#1| (store |#valid| |ULTIMATE.start_main_#t~malloc206#1.base| 0)) (<= (+ |ULTIMATE.start_main_~j~0#1| 1) |ULTIMATE.start_main_~length~0#1|) (<= 1 |ULTIMATE.start_main_~j~0#1|) (= |ULTIMATE.start_main_~arr~0#1.offset| 0) (<= (* |ULTIMATE.start_main_~length~0#1| 4) (select |#length| |ULTIMATE.start_main_~arr~0#1.base|))) [2024-11-08 22:19:00,410 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr5REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-08 22:19:00,410 INFO L77 FloydHoareUtils]: At program point L379-3(lines 379 385) the Hoare annotation is: (= |ULTIMATE.start_main_old_#valid#1| (store |#valid| |ULTIMATE.start_main_#t~malloc206#1.base| 0)) [2024-11-08 22:19:00,410 INFO L77 FloydHoareUtils]: At program point L375-1(lines 375 377) the Hoare annotation is: (let ((.cse6 (div |ULTIMATE.start_main_~length~0#1| 4611686018427387904))) (let ((.cse1 (+ (select |#length| |ULTIMATE.start_main_~arr~0#1.base|) (* .cse6 18446744073709551616)))) (let ((.cse0 (= (select |#valid| |ULTIMATE.start_main_~arr~0#1.base|) 1)) (.cse2 (= |ULTIMATE.start_main_old_#valid#1| (store |#valid| |ULTIMATE.start_main_#t~malloc206#1.base| 0))) (.cse3 (<= .cse6 0)) (.cse4 (= (* |ULTIMATE.start_main_~length~0#1| 4) .cse1)) (.cse5 (= |ULTIMATE.start_main_~arr~0#1.offset| 0))) (or (and .cse0 (<= 1 |ULTIMATE.start_main_~i~0#1|) (<= (+ (* |ULTIMATE.start_main_~i~0#1| 4) 4) .cse1) .cse2 .cse3 .cse4 .cse5) (and (= |ULTIMATE.start_main_~i~0#1| 0) .cse0 .cse2 .cse3 .cse4 .cse5 (<= 1 |ULTIMATE.start_main_~length~0#1|)))))) [2024-11-08 22:19:00,411 INFO L77 FloydHoareUtils]: At program point L375-3(lines 375 377) the Hoare annotation is: (let ((.cse5 (select |#length| |ULTIMATE.start_main_~arr~0#1.base|)) (.cse6 (div |ULTIMATE.start_main_~length~0#1| 4611686018427387904))) (let ((.cse0 (= (select |#valid| |ULTIMATE.start_main_~arr~0#1.base|) 1)) (.cse1 (= |ULTIMATE.start_main_old_#valid#1| (store |#valid| |ULTIMATE.start_main_#t~malloc206#1.base| 0))) (.cse2 (<= .cse6 0)) (.cse3 (= (* |ULTIMATE.start_main_~length~0#1| 4) (+ .cse5 (* .cse6 18446744073709551616)))) (.cse4 (= |ULTIMATE.start_main_~arr~0#1.offset| 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 (< 2 |ULTIMATE.start_main_~i~0#1|) (<= (* |ULTIMATE.start_main_~i~0#1| 4) .cse5)) (and .cse0 (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse1 .cse2 .cse3 .cse4 (<= |ULTIMATE.start_main_~i~0#1| 1)) (and (= |ULTIMATE.start_main_~i~0#1| 0) .cse0 .cse1 .cse2 .cse3 .cse4 (<= 1 |ULTIMATE.start_main_~length~0#1|)) (and .cse0 .cse1 (<= |ULTIMATE.start_main_~i~0#1| 2) .cse2 (<= 8 .cse5) .cse3 .cse4 (<= 2 |ULTIMATE.start_main_~i~0#1|))))) [2024-11-08 22:19:00,411 INFO L77 FloydHoareUtils]: At program point L371(line 371) the Hoare annotation is: (let ((.cse0 (div |ULTIMATE.start_main_~length~0#1| 4611686018427387904))) (and (= (select |#valid| |ULTIMATE.start_main_~arr~0#1.base|) 1) (= |ULTIMATE.start_main_old_#valid#1| (store |#valid| |ULTIMATE.start_main_#t~malloc206#1.base| 0)) (<= .cse0 0) (< 0 |ULTIMATE.start_main_~length~0#1|) (= (* |ULTIMATE.start_main_~length~0#1| 4) (+ (select |#length| |ULTIMATE.start_main_~arr~0#1.base|) (* .cse0 18446744073709551616))) (= |ULTIMATE.start_main_~arr~0#1.offset| 0) (not (= |ULTIMATE.start_main_~arr~0#1.base| 0)))) [2024-11-08 22:19:00,411 INFO L77 FloydHoareUtils]: At program point L375-4(lines 375 377) the Hoare annotation is: (let ((.cse0 (= (select |#valid| |ULTIMATE.start_main_~arr~0#1.base|) 1)) (.cse1 (= |ULTIMATE.start_main_old_#valid#1| (store |#valid| |ULTIMATE.start_main_#t~malloc206#1.base| 0)))) (or (and .cse0 .cse1 (= |ULTIMATE.start_main_~arr~0#1.offset| 0) (<= (* |ULTIMATE.start_main_~length~0#1| 4) (select |#length| |ULTIMATE.start_main_~arr~0#1.base|))) (and (<= |ULTIMATE.start_main_~length~0#1| 1) .cse0 .cse1) (and .cse1 (<= |ULTIMATE.start_main_~length~0#1| 0)))) [2024-11-08 22:19:00,411 INFO L77 FloydHoareUtils]: At program point L367-2(lines 364 387) the Hoare annotation is: (and (= |ULTIMATE.start_main_old_#valid#1| |#valid|) (< 0 |ULTIMATE.start_main_~length~0#1|)) [2024-11-08 22:19:00,411 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-08 22:19:00,412 INFO L77 FloydHoareUtils]: At program point L380(line 380) the Hoare annotation is: (let ((.cse0 (select |#length| |ULTIMATE.start_main_~arr~0#1.base|))) (and (= (select |#valid| |ULTIMATE.start_main_~arr~0#1.base|) 1) (= |ULTIMATE.start_main_old_#valid#1| (store |#valid| |ULTIMATE.start_main_#t~malloc206#1.base| 0)) (<= 1 |ULTIMATE.start_main_~j~0#1|) (<= (+ 4 (* |ULTIMATE.start_main_~j~0#1| 4)) .cse0) (= |ULTIMATE.start_main_~arr~0#1.offset| 0) (<= (* |ULTIMATE.start_main_~length~0#1| 4) .cse0))) [2024-11-08 22:19:00,412 INFO L77 FloydHoareUtils]: At program point L380-1(line 380) the Hoare annotation is: (let ((.cse0 (select |#length| |ULTIMATE.start_main_~arr~0#1.base|))) (and (= (select |#valid| |ULTIMATE.start_main_~arr~0#1.base|) 1) (= |ULTIMATE.start_main_old_#valid#1| (store |#valid| |ULTIMATE.start_main_#t~malloc206#1.base| 0)) (<= 1 |ULTIMATE.start_main_~j~0#1|) (<= (+ 4 (* |ULTIMATE.start_main_~j~0#1| 4)) .cse0) (= |ULTIMATE.start_main_~arr~0#1.offset| 0) (<= (* |ULTIMATE.start_main_~length~0#1| 4) .cse0))) [2024-11-08 22:19:00,413 INFO L77 FloydHoareUtils]: At program point L376(line 376) the Hoare annotation is: (let ((.cse1 (select |#length| |ULTIMATE.start_main_~arr~0#1.base|)) (.cse5 (div |ULTIMATE.start_main_~length~0#1| 4611686018427387904))) (let ((.cse6 (+ .cse1 (* .cse5 18446744073709551616)))) (let ((.cse0 (= (select |#valid| |ULTIMATE.start_main_~arr~0#1.base|) 1)) (.cse2 (= |ULTIMATE.start_main_old_#valid#1| (store |#valid| |ULTIMATE.start_main_#t~malloc206#1.base| 0))) (.cse3 (= (* |ULTIMATE.start_main_~length~0#1| 4) .cse6)) (.cse4 (= |ULTIMATE.start_main_~arr~0#1.offset| 0))) (or (and (= |ULTIMATE.start_main_~i~0#1| 0) .cse0 (<= 4 .cse1) .cse2 .cse3 .cse4 (< .cse5 1)) (and .cse0 (<= 1 |ULTIMATE.start_main_~i~0#1|) (<= (+ (* |ULTIMATE.start_main_~i~0#1| 4) 4) .cse6) .cse2 (<= .cse5 0) .cse3 .cse4))))) [2024-11-08 22:19:00,413 INFO L77 FloydHoareUtils]: At program point L380-4(lines 379 385) the Hoare annotation is: (let ((.cse0 (= (select |#valid| |ULTIMATE.start_main_~arr~0#1.base|) 1)) (.cse1 (= |ULTIMATE.start_main_old_#valid#1| (store |#valid| |ULTIMATE.start_main_#t~malloc206#1.base| 0)))) (or (and .cse0 .cse1 (= |ULTIMATE.start_main_~arr~0#1.offset| 0) (<= (* |ULTIMATE.start_main_~length~0#1| 4) (select |#length| |ULTIMATE.start_main_~arr~0#1.base|))) (and (not (and (<= (+ |ULTIMATE.start_main_~j~0#1| 1) |ULTIMATE.start_main_~length~0#1|) (<= 1 |ULTIMATE.start_main_~j~0#1|))) .cse0 .cse1) (and (<= (+ |ULTIMATE.start_main_~length~0#1| 1) |ULTIMATE.start_main_~j~0#1|) .cse1))) [2024-11-08 22:19:00,413 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-08 22:19:00,413 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-08 22:19:00,414 INFO L77 FloydHoareUtils]: At program point L373(lines 373 374) the Hoare annotation is: (let ((.cse0 (div |ULTIMATE.start_main_~length~0#1| 4611686018427387904))) (and (= (select |#valid| |ULTIMATE.start_main_~arr~0#1.base|) 1) (= |ULTIMATE.start_main_old_#valid#1| (store |#valid| |ULTIMATE.start_main_#t~malloc206#1.base| 0)) (<= .cse0 0) (< 0 |ULTIMATE.start_main_~length~0#1|) (= (* |ULTIMATE.start_main_~length~0#1| 4) (+ (select |#length| |ULTIMATE.start_main_~arr~0#1.base|) (* .cse0 18446744073709551616))) (= |ULTIMATE.start_main_~arr~0#1.offset| 0))) [2024-11-08 22:19:00,414 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr3REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-08 22:19:00,414 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK(lines 364 387) no Hoare annotation was computed. [2024-11-08 22:19:00,430 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #valid [2024-11-08 22:19:00,431 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] [2024-11-08 22:19:00,436 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: main_old_#valid#1 [2024-11-08 22:19:00,436 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: ArrayStoreExpression [2024-11-08 22:19:00,439 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-11-08 22:19:00,439 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-11-08 22:19:00,440 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~arr~0!offset [2024-11-08 22:19:00,440 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-11-08 22:19:00,440 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-11-08 22:19:00,440 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #valid [2024-11-08 22:19:00,441 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] [2024-11-08 22:19:00,441 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: main_old_#valid#1 [2024-11-08 22:19:00,441 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: ArrayStoreExpression [2024-11-08 22:19:00,441 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-11-08 22:19:00,441 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-11-08 22:19:00,442 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~arr~0!offset [2024-11-08 22:19:00,442 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #valid [2024-11-08 22:19:00,442 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] [2024-11-08 22:19:00,442 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: main_old_#valid#1 [2024-11-08 22:19:00,446 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: ArrayStoreExpression [2024-11-08 22:19:00,446 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-11-08 22:19:00,446 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-11-08 22:19:00,447 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~arr~0!offset [2024-11-08 22:19:00,447 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #valid [2024-11-08 22:19:00,447 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] [2024-11-08 22:19:00,447 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: main_old_#valid#1 [2024-11-08 22:19:00,447 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: ArrayStoreExpression [2024-11-08 22:19:00,448 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-11-08 22:19:00,448 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-11-08 22:19:00,448 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-11-08 22:19:00,448 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-11-08 22:19:00,449 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~arr~0!offset [2024-11-08 22:19:00,458 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: main_old_#valid#1 [2024-11-08 22:19:00,460 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #valid [2024-11-08 22:19:00,464 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #valid [2024-11-08 22:19:00,464 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] [2024-11-08 22:19:00,465 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: main_old_#valid#1 [2024-11-08 22:19:00,465 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: ArrayStoreExpression [2024-11-08 22:19:00,465 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~arr~0!offset [2024-11-08 22:19:00,465 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-11-08 22:19:00,467 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-11-08 22:19:00,467 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #valid [2024-11-08 22:19:00,468 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] [2024-11-08 22:19:00,468 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: main_old_#valid#1 [2024-11-08 22:19:00,468 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: ArrayStoreExpression [2024-11-08 22:19:00,469 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: main_old_#valid#1 [2024-11-08 22:19:00,469 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: ArrayStoreExpression [2024-11-08 22:19:00,470 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:19:00 ImpRootNode [2024-11-08 22:19:00,471 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:19:00,472 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:19:00,472 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:19:00,472 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:19:00,473 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:18:15" (3/4) ... [2024-11-08 22:19:00,475 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-08 22:19:00,486 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges [2024-11-08 22:19:00,487 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-11-08 22:19:00,487 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2024-11-08 22:19:00,487 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-08 22:19:00,590 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dd87904-f63e-4a85-82ae-5efe093db9dc/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-08 22:19:00,591 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dd87904-f63e-4a85-82ae-5efe093db9dc/bin/ukojak-verify-ImItNfHLgk/witness.yml [2024-11-08 22:19:00,591 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:19:00,592 INFO L158 Benchmark]: Toolchain (without parser) took 46154.66ms. Allocated memory was 140.5MB in the beginning and 337.6MB in the end (delta: 197.1MB). Free memory was 99.1MB in the beginning and 177.5MB in the end (delta: -78.5MB). Peak memory consumption was 120.8MB. Max. memory is 16.1GB. [2024-11-08 22:19:00,592 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 140.5MB. Free memory is still 108.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:19:00,592 INFO L158 Benchmark]: CACSL2BoogieTranslator took 528.42ms. Allocated memory is still 140.5MB. Free memory was 99.1MB in the beginning and 78.6MB in the end (delta: 20.5MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2024-11-08 22:19:00,593 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.66ms. Allocated memory is still 140.5MB. Free memory was 78.6MB in the beginning and 77.1MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:19:00,593 INFO L158 Benchmark]: Boogie Preprocessor took 31.11ms. Allocated memory is still 140.5MB. Free memory was 77.1MB in the beginning and 75.5MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:19:00,593 INFO L158 Benchmark]: RCFGBuilder took 509.86ms. Allocated memory is still 140.5MB. Free memory was 75.5MB in the beginning and 60.8MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 22:19:00,594 INFO L158 Benchmark]: CodeCheck took 44908.57ms. Allocated memory was 140.5MB in the beginning and 337.6MB in the end (delta: 197.1MB). Free memory was 60.8MB in the beginning and 181.7MB in the end (delta: -120.9MB). Peak memory consumption was 78.8MB. Max. memory is 16.1GB. [2024-11-08 22:19:00,594 INFO L158 Benchmark]: Witness Printer took 119.33ms. Allocated memory is still 337.6MB. Free memory was 181.7MB in the beginning and 177.5MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 22:19:00,596 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, 22 locations, 7 error locations. Started 1 CEGAR loops. OverallTime: 42.7s, OverallIterations: 32, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 3378 SdHoareTripleChecker+Valid, 21.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2749 mSDsluCounter, 1148 SdHoareTripleChecker+Invalid, 18.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 474 mSDsCounter, 2104 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 10855 IncrementalHoareTripleChecker+Invalid, 12959 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2104 mSolverCounterUnsat, 674 mSDtfsCounter, 10855 mSolverCounterSat, 0.3s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 4386 GetRequests, 3936 SyntacticMatches, 86 SemanticMatches, 364 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 68584 ImplicationChecksByTransitivity, 37.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 8.1s InterpolantComputationTime, 458 NumberOfCodeBlocks, 458 NumberOfCodeBlocksAsserted, 31 NumberOfCheckSat, 427 ConstructedInterpolants, 0 QuantifiedInterpolants, 3250 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 31 InterpolantComputations, 20 PerfectInterpolantSequences, 146/214 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: 364]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - AllSpecificationsHoldResult: All specifications hold 7 specifications checked. All of them hold - InvariantResult [Line: 375]: Loop Invariant Derived loop invariant: (((((((length >= 0) ? (length / 4611686018427387904) : ((length / 4611686018427387904) - 1)) <= 0) && (2 < i)) || (((1 <= i) && (((length >= 0) ? (length / 4611686018427387904) : ((length / 4611686018427387904) - 1)) <= 0)) && (i <= 1))) || (((i == 0) && (((length >= 0) ? (length / 4611686018427387904) : ((length / 4611686018427387904) - 1)) <= 0)) && (1 <= length))) || (((i <= 2) && (((length >= 0) ? (length / 4611686018427387904) : ((length / 4611686018427387904) - 1)) <= 0)) && (2 <= i))) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 140.5MB. Free memory is still 108.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 528.42ms. Allocated memory is still 140.5MB. Free memory was 99.1MB in the beginning and 78.6MB in the end (delta: 20.5MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 51.66ms. Allocated memory is still 140.5MB. Free memory was 78.6MB in the beginning and 77.1MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 31.11ms. Allocated memory is still 140.5MB. Free memory was 77.1MB in the beginning and 75.5MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 509.86ms. Allocated memory is still 140.5MB. Free memory was 75.5MB in the beginning and 60.8MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 44908.57ms. Allocated memory was 140.5MB in the beginning and 337.6MB in the end (delta: 197.1MB). Free memory was 60.8MB in the beginning and 181.7MB in the end (delta: -120.9MB). Peak memory consumption was 78.8MB. Max. memory is 16.1GB. * Witness Printer took 119.33ms. Allocated memory is still 337.6MB. Free memory was 181.7MB in the beginning and 177.5MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #valid - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: main_old_#valid#1 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: ArrayStoreExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #length - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~arr~0!offset - 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: main_old_#valid#1 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: ArrayStoreExpression - 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: ~arr~0!offset - 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: main_old_#valid#1 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: ArrayStoreExpression - 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: ~arr~0!offset - 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: main_old_#valid#1 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: ArrayStoreExpression - 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: #length - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~arr~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: main_old_#valid#1 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #valid - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #valid - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: main_old_#valid#1 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: ArrayStoreExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~arr~0!offset - 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: main_old_#valid#1 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: ArrayStoreExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: main_old_#valid#1 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: ArrayStoreExpression RESULT: Ultimate proved your program to be correct! [2024-11-08 22:19:00,636 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dd87904-f63e-4a85-82ae-5efe093db9dc/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE