./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/termination-memory-alloca/ex3a-alloca.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 0e0057cc 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_682c6882-652e-4e78-87ff-e7ae3f352a1d/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682c6882-652e-4e78-87ff-e7ae3f352a1d/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682c6882-652e-4e78-87ff-e7ae3f352a1d/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682c6882-652e-4e78-87ff-e7ae3f352a1d/bin/ukojak-verify-Qdu7aM0XO9/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/termination-memory-alloca/ex3a-alloca.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682c6882-652e-4e78-87ff-e7ae3f352a1d/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682c6882-652e-4e78-87ff-e7ae3f352a1d/bin/ukojak-verify-Qdu7aM0XO9 --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 a5b1197714500d659d0acf4ebb2204b824a1c828702d044651e5c066ddbe97af --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 23:57:01,708 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 23:57:01,773 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682c6882-652e-4e78-87ff-e7ae3f352a1d/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf [2023-12-02 23:57:01,777 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 23:57:01,778 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 23:57:01,799 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 23:57:01,800 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 23:57:01,801 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 23:57:01,802 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 23:57:01,802 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 23:57:01,803 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 23:57:01,803 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-12-02 23:57:01,804 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-12-02 23:57:01,804 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-12-02 23:57:01,805 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 23:57:01,805 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 23:57:01,805 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 23:57:01,806 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 23:57:01,806 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 23:57:01,807 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 23:57:01,807 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 23:57:01,808 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:57:01,808 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 23:57:01,809 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 23:57:01,809 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 23:57:01,810 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 23:57:01,810 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_682c6882-652e-4e78-87ff-e7ae3f352a1d/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682c6882-652e-4e78-87ff-e7ae3f352a1d/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a5b1197714500d659d0acf4ebb2204b824a1c828702d044651e5c066ddbe97af [2023-12-02 23:57:02,025 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 23:57:02,045 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 23:57:02,048 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 23:57:02,049 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 23:57:02,049 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 23:57:02,050 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682c6882-652e-4e78-87ff-e7ae3f352a1d/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/termination-memory-alloca/ex3a-alloca.i [2023-12-02 23:57:04,820 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 23:57:05,026 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 23:57:05,027 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682c6882-652e-4e78-87ff-e7ae3f352a1d/sv-benchmarks/c/termination-memory-alloca/ex3a-alloca.i [2023-12-02 23:57:05,044 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682c6882-652e-4e78-87ff-e7ae3f352a1d/bin/ukojak-verify-Qdu7aM0XO9/data/ab3091b6e/f40ac9d8a75c42f2b98a7dc8926591ab/FLAG07e6a8e5c [2023-12-02 23:57:05,059 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682c6882-652e-4e78-87ff-e7ae3f352a1d/bin/ukojak-verify-Qdu7aM0XO9/data/ab3091b6e/f40ac9d8a75c42f2b98a7dc8926591ab [2023-12-02 23:57:05,062 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 23:57:05,064 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 23:57:05,067 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 23:57:05,067 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 23:57:05,072 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 23:57:05,073 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:57:05" (1/1) ... [2023-12-02 23:57:05,074 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1156c933 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:57:05, skipping insertion in model container [2023-12-02 23:57:05,074 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:57:05" (1/1) ... [2023-12-02 23:57:05,116 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 23:57:05,336 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:57:05,346 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 23:57:05,379 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:57:05,402 INFO L206 MainTranslator]: Completed translation [2023-12-02 23:57:05,402 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:57:05 WrapperNode [2023-12-02 23:57:05,403 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 23:57:05,404 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 23:57:05,404 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 23:57:05,404 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 23:57:05,410 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:57:05" (1/1) ... [2023-12-02 23:57:05,421 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:57:05" (1/1) ... [2023-12-02 23:57:05,438 INFO L138 Inliner]: procedures = 111, calls = 19, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 54 [2023-12-02 23:57:05,438 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 23:57:05,439 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 23:57:05,439 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 23:57:05,439 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 23:57:05,446 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:57:05" (1/1) ... [2023-12-02 23:57:05,446 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:57:05" (1/1) ... [2023-12-02 23:57:05,449 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:57:05" (1/1) ... [2023-12-02 23:57:05,449 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:57:05" (1/1) ... [2023-12-02 23:57:05,454 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:57:05" (1/1) ... [2023-12-02 23:57:05,457 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:57:05" (1/1) ... [2023-12-02 23:57:05,458 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:57:05" (1/1) ... [2023-12-02 23:57:05,460 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:57:05" (1/1) ... [2023-12-02 23:57:05,462 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 23:57:05,463 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 23:57:05,463 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 23:57:05,464 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 23:57:05,464 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:57:05" (1/1) ... [2023-12-02 23:57:05,470 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:57:05,482 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682c6882-652e-4e78-87ff-e7ae3f352a1d/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 23:57:05,493 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682c6882-652e-4e78-87ff-e7ae3f352a1d/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 23:57:05,496 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682c6882-652e-4e78-87ff-e7ae3f352a1d/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 23:57:05,527 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-02 23:57:05,528 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-02 23:57:05,528 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 23:57:05,528 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 23:57:05,528 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 23:57:05,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 23:57:05,627 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 23:57:05,629 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 23:57:05,787 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 23:57:05,825 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 23:57:05,825 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 23:57:05,827 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:57:05 BoogieIcfgContainer [2023-12-02 23:57:05,827 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 23:57:05,828 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 23:57:05,828 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 23:57:05,837 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 23:57:05,837 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:57:05" (1/1) ... [2023-12-02 23:57:05,846 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 23:57:05,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:57:05,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 36 states and 38 transitions. [2023-12-02 23:57:05,894 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 38 transitions. [2023-12-02 23:57:05,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-12-02 23:57:05,896 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:57:05,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:57:05,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:57:06,114 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:57:06,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:57:06,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 35 states and 37 transitions. [2023-12-02 23:57:06,141 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 37 transitions. [2023-12-02 23:57:06,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-12-02 23:57:06,142 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:57:06,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:57:06,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:57:06,283 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:57:06,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:57:06,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 34 states and 36 transitions. [2023-12-02 23:57:06,387 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 36 transitions. [2023-12-02 23:57:06,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-12-02 23:57:06,390 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:57:06,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:57:06,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:57:06,470 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:57:06,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:57:06,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 33 states and 35 transitions. [2023-12-02 23:57:06,582 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 35 transitions. [2023-12-02 23:57:06,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-12-02 23:57:06,582 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:57:06,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:57:06,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:57:06,663 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:57:06,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:57:06,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 32 states and 34 transitions. [2023-12-02 23:57:06,892 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 34 transitions. [2023-12-02 23:57:06,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-02 23:57:06,892 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:57:06,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:57:06,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:57:06,917 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:57:07,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:57:07,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 33 states and 35 transitions. [2023-12-02 23:57:07,023 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 35 transitions. [2023-12-02 23:57:07,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-02 23:57:07,024 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:57:07,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:57:07,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:57:07,081 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:57:07,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:57:07,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 34 states and 37 transitions. [2023-12-02 23:57:07,189 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 37 transitions. [2023-12-02 23:57:07,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-02 23:57:07,190 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:57:07,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:57:07,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:57:07,241 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:57:07,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:57:07,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 33 states and 36 transitions. [2023-12-02 23:57:07,278 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 36 transitions. [2023-12-02 23:57:07,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-02 23:57:07,279 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:57:07,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:57:07,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:57:07,335 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:57:07,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:57:07,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 35 states and 39 transitions. [2023-12-02 23:57:07,355 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 39 transitions. [2023-12-02 23:57:07,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-02 23:57:07,356 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:57:07,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:57:07,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:57:07,377 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:57:07,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:57:07,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 37 states and 45 transitions. [2023-12-02 23:57:07,410 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 45 transitions. [2023-12-02 23:57:07,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-02 23:57:07,411 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:57:07,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:57:07,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:57:07,474 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:57:07,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:57:07,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 41 states and 55 transitions. [2023-12-02 23:57:07,542 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 55 transitions. [2023-12-02 23:57:07,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-02 23:57:07,542 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:57:07,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:57:07,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:57:07,584 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:57:07,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:57:07,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 42 states and 57 transitions. [2023-12-02 23:57:07,729 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 57 transitions. [2023-12-02 23:57:07,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-02 23:57:07,730 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:57:07,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:57:07,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:57:07,751 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:57:07,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:57:07,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 43 states and 60 transitions. [2023-12-02 23:57:07,890 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 60 transitions. [2023-12-02 23:57:07,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-02 23:57:07,890 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:57:07,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:57:07,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:57:07,909 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:57:07,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:57:07,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 43 states and 59 transitions. [2023-12-02 23:57:07,921 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 59 transitions. [2023-12-02 23:57:07,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-02 23:57:07,922 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:57:07,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:57:07,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:57:07,956 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:57:07,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:57:07,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 44 states and 59 transitions. [2023-12-02 23:57:07,973 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 59 transitions. [2023-12-02 23:57:07,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-02 23:57:07,973 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:57:07,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:57:07,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:57:08,007 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:57:08,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:57:08,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 46 states and 63 transitions. [2023-12-02 23:57:08,179 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 63 transitions. [2023-12-02 23:57:08,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-02 23:57:08,179 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:57:08,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:57:08,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:57:08,348 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:57:09,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:57:09,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 51 states and 74 transitions. [2023-12-02 23:57:09,027 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 74 transitions. [2023-12-02 23:57:09,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-02 23:57:09,028 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:57:09,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:57:09,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:57:09,051 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:57:09,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:57:09,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 50 states and 73 transitions. [2023-12-02 23:57:09,067 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 73 transitions. [2023-12-02 23:57:09,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-02 23:57:09,068 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:57:09,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:57:09,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:57:09,155 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:57:09,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:57:09,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 51 states and 74 transitions. [2023-12-02 23:57:09,181 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 74 transitions. [2023-12-02 23:57:09,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-02 23:57:09,182 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:57:09,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:57:09,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:57:09,220 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:57:09,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:57:09,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 52 states and 75 transitions. [2023-12-02 23:57:09,243 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 75 transitions. [2023-12-02 23:57:09,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-02 23:57:09,244 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:57:09,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:57:09,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:57:09,265 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:57:09,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:57:09,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 51 states and 74 transitions. [2023-12-02 23:57:09,282 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 74 transitions. [2023-12-02 23:57:09,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-02 23:57:09,283 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:57:09,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:57:09,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:57:09,326 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:57:09,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:57:09,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 52 states and 75 transitions. [2023-12-02 23:57:09,351 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 75 transitions. [2023-12-02 23:57:09,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-02 23:57:09,351 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:57:09,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:57:09,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:57:09,389 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 23:57:09,393 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:57:09,412 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:57:09,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:57:09,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 56 states and 80 transitions. [2023-12-02 23:57:09,447 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 80 transitions. [2023-12-02 23:57:09,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-02 23:57:09,447 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:57:09,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:57:09,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:57:09,478 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 23:57:09,480 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:57:09,564 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:57:09,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:57:09,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 60 states and 85 transitions. [2023-12-02 23:57:09,979 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 85 transitions. [2023-12-02 23:57:09,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-02 23:57:09,979 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:57:09,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:57:10,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:57:10,013 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 23:57:10,014 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:57:10,029 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:57:10,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:57:10,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 59 states and 84 transitions. [2023-12-02 23:57:10,054 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 84 transitions. [2023-12-02 23:57:10,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-02 23:57:10,055 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:57:10,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:57:10,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:57:10,088 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 23:57:10,089 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:57:10,134 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:57:10,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:57:10,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 58 states and 83 transitions. [2023-12-02 23:57:10,169 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 83 transitions. [2023-12-02 23:57:10,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-02 23:57:10,169 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:57:10,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:57:10,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:57:10,210 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 23:57:10,212 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:57:10,318 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 23:57:10,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:57:10,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 58 states and 82 transitions. [2023-12-02 23:57:10,841 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 82 transitions. [2023-12-02 23:57:10,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-02 23:57:10,841 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:57:10,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:57:10,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:57:10,877 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 23:57:10,878 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:57:10,895 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 23:57:11,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:57:11,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 55 states and 79 transitions. [2023-12-02 23:57:11,127 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 79 transitions. [2023-12-02 23:57:11,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-02 23:57:11,128 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:57:11,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:57:11,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:57:11,161 INFO L262 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 23:57:11,162 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:57:11,222 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 23:57:11,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:57:11,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 54 states and 78 transitions. [2023-12-02 23:57:11,274 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 78 transitions. [2023-12-02 23:57:11,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-02 23:57:11,274 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:57:11,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:57:11,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:57:11,312 INFO L262 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 23:57:11,314 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:57:11,368 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 23:57:11,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:57:11,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 56 states and 84 transitions. [2023-12-02 23:57:11,718 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 84 transitions. [2023-12-02 23:57:11,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-02 23:57:11,719 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:57:11,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:57:11,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:57:11,754 INFO L262 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 23:57:11,755 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:57:11,758 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 23:57:11,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:57:11,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 57 states and 86 transitions. [2023-12-02 23:57:11,969 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 86 transitions. [2023-12-02 23:57:11,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-02 23:57:11,970 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:57:11,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:57:12,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:57:12,007 INFO L262 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 23:57:12,008 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:57:12,067 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 23:57:12,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:57:12,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 57 states and 85 transitions. [2023-12-02 23:57:12,285 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 85 transitions. [2023-12-02 23:57:12,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-02 23:57:12,286 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:57:12,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:57:12,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:57:12,317 INFO L262 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 23:57:12,318 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:57:12,336 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 23:57:12,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:57:12,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 57 states and 84 transitions. [2023-12-02 23:57:12,568 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 84 transitions. [2023-12-02 23:57:12,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-02 23:57:12,568 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:57:12,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:57:12,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:57:12,609 INFO L262 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 23:57:12,611 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:57:12,648 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 23:57:12,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:57:12,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 51 states and 74 transitions. [2023-12-02 23:57:12,862 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 74 transitions. [2023-12-02 23:57:12,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-02 23:57:12,863 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:57:12,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:57:12,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:57:12,899 INFO L262 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 23:57:12,900 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:57:12,950 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 23:57:13,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:57:13,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 51 states and 73 transitions. [2023-12-02 23:57:13,072 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 73 transitions. [2023-12-02 23:57:13,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-02 23:57:13,072 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:57:13,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:57:13,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:57:13,112 INFO L262 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 23:57:13,114 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:57:13,184 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-12-02 23:57:13,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:57:13,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 52 states and 75 transitions. [2023-12-02 23:57:13,467 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 75 transitions. [2023-12-02 23:57:13,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-02 23:57:13,467 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:57:13,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:57:13,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:57:13,505 INFO L262 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 23:57:13,506 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:57:13,523 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-12-02 23:57:13,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:57:13,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 52 states and 74 transitions. [2023-12-02 23:57:13,711 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 74 transitions. [2023-12-02 23:57:13,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-02 23:57:13,712 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:57:13,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:57:13,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:57:13,742 INFO L262 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 23:57:13,743 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:57:13,804 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-12-02 23:57:14,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:57:14,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 52 states and 73 transitions. [2023-12-02 23:57:14,064 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 73 transitions. [2023-12-02 23:57:14,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-02 23:57:14,065 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:57:14,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:57:14,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:57:14,102 INFO L262 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 18 conjunts are in the unsatisfiable core [2023-12-02 23:57:14,104 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:57:14,343 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 23:57:14,344 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2023-12-02 23:57:14,360 WARN L876 $PredicateComparison]: unable to prove that (exists ((|v_ULTIMATE.start_test_fun_#t~malloc2#1.base_16| Int) (|v_ULTIMATE.start_test_fun_#t~malloc3#1.base_16| Int)) (and (= (select (store |c_ULTIMATE.start_main_old_#valid#1| |v_ULTIMATE.start_test_fun_#t~malloc2#1.base_16| 1) |v_ULTIMATE.start_test_fun_#t~malloc3#1.base_16|) 0) (= (select |c_ULTIMATE.start_main_old_#valid#1| |v_ULTIMATE.start_test_fun_#t~malloc2#1.base_16|) 0) (= |c_#valid| (store (store |c_ULTIMATE.start_main_old_#valid#1| |v_ULTIMATE.start_test_fun_#t~malloc2#1.base_16| 0) |v_ULTIMATE.start_test_fun_#t~malloc3#1.base_16| 0)))) is different from true [2023-12-02 23:57:14,361 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 23:57:16,094 WARN L854 $PredicateComparison]: unable to prove that (not (exists ((|v_ULTIMATE.start_test_fun_#t~malloc2#1.base_16| Int) (|v_ULTIMATE.start_test_fun_#t~malloc3#1.base_16| Int)) (and (= (select (store |c_ULTIMATE.start_main_old_#valid#1| |v_ULTIMATE.start_test_fun_#t~malloc2#1.base_16| 1) |v_ULTIMATE.start_test_fun_#t~malloc3#1.base_16|) 0) (= (select |c_ULTIMATE.start_main_old_#valid#1| |v_ULTIMATE.start_test_fun_#t~malloc2#1.base_16|) 0) (= |c_#valid| (store (store |c_ULTIMATE.start_main_old_#valid#1| |v_ULTIMATE.start_test_fun_#t~malloc2#1.base_16| 0) |v_ULTIMATE.start_test_fun_#t~malloc3#1.base_16| 0))))) is different from false [2023-12-02 23:57:16,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:57:16,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 63 states and 92 transitions. [2023-12-02 23:57:16,136 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 92 transitions. [2023-12-02 23:57:16,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-02 23:57:16,136 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:57:16,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:57:16,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:57:16,164 INFO L262 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 23:57:16,165 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:57:16,206 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 23:57:16,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:57:16,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 53 states and 79 transitions. [2023-12-02 23:57:16,250 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 79 transitions. [2023-12-02 23:57:16,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-02 23:57:16,250 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:57:16,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:57:16,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:57:16,290 INFO L262 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 18 conjunts are in the unsatisfiable core [2023-12-02 23:57:16,292 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:57:16,394 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 23:57:16,395 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2023-12-02 23:57:16,405 WARN L876 $PredicateComparison]: unable to prove that (exists ((|v_ULTIMATE.start_test_fun_#t~malloc2#1.base_17| Int) (|v_ULTIMATE.start_test_fun_#t~malloc3#1.base_17| Int)) (and (= (select (store |c_ULTIMATE.start_main_old_#valid#1| |v_ULTIMATE.start_test_fun_#t~malloc2#1.base_17| 1) |v_ULTIMATE.start_test_fun_#t~malloc3#1.base_17|) 0) (= (select |c_ULTIMATE.start_main_old_#valid#1| |v_ULTIMATE.start_test_fun_#t~malloc2#1.base_17|) 0) (= |c_#valid| (store (store |c_ULTIMATE.start_main_old_#valid#1| |v_ULTIMATE.start_test_fun_#t~malloc2#1.base_17| 0) |v_ULTIMATE.start_test_fun_#t~malloc3#1.base_17| 0)))) is different from true [2023-12-02 23:57:16,406 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 23:57:16,991 WARN L854 $PredicateComparison]: unable to prove that (not (exists ((|v_ULTIMATE.start_test_fun_#t~malloc2#1.base_17| Int) (|v_ULTIMATE.start_test_fun_#t~malloc3#1.base_17| Int)) (and (= (select (store |c_ULTIMATE.start_main_old_#valid#1| |v_ULTIMATE.start_test_fun_#t~malloc2#1.base_17| 1) |v_ULTIMATE.start_test_fun_#t~malloc3#1.base_17|) 0) (= (select |c_ULTIMATE.start_main_old_#valid#1| |v_ULTIMATE.start_test_fun_#t~malloc2#1.base_17|) 0) (= |c_#valid| (store (store |c_ULTIMATE.start_main_old_#valid#1| |v_ULTIMATE.start_test_fun_#t~malloc2#1.base_17| 0) |v_ULTIMATE.start_test_fun_#t~malloc3#1.base_17| 0))))) is different from false [2023-12-02 23:57:17,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:57:17,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 55 states and 84 transitions. [2023-12-02 23:57:17,031 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 84 transitions. [2023-12-02 23:57:17,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-02 23:57:17,031 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:57:17,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:57:17,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:57:17,066 INFO L262 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 30 conjunts are in the unsatisfiable core [2023-12-02 23:57:17,068 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:57:17,088 WARN L561 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2023-12-02 23:57:17,349 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2023-12-02 23:57:17,536 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 23:57:17,537 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 15 [2023-12-02 23:57:17,830 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 34 [2023-12-02 23:57:17,976 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 23:57:20,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:57:20,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 60 states and 95 transitions. [2023-12-02 23:57:20,514 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 95 transitions. [2023-12-02 23:57:20,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-02 23:57:20,514 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:57:20,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:57:20,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:57:20,557 INFO L262 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 30 conjunts are in the unsatisfiable core [2023-12-02 23:57:20,559 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:57:20,577 WARN L561 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2023-12-02 23:57:20,816 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2023-12-02 23:57:20,854 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 23:57:20,855 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 15 [2023-12-02 23:57:20,999 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 34 [2023-12-02 23:57:21,139 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 23:57:21,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:57:21,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 61 states and 96 transitions. [2023-12-02 23:57:21,182 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 96 transitions. [2023-12-02 23:57:21,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-02 23:57:21,182 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:57:21,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:57:21,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:57:21,215 INFO L262 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 23:57:21,216 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:57:21,287 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-02 23:57:21,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:57:21,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 60 states and 95 transitions. [2023-12-02 23:57:21,331 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 95 transitions. [2023-12-02 23:57:21,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-02 23:57:21,331 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:57:21,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:57:21,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:57:21,369 INFO L262 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 18 conjunts are in the unsatisfiable core [2023-12-02 23:57:21,371 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:57:21,491 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 23:57:21,492 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2023-12-02 23:57:21,500 WARN L876 $PredicateComparison]: unable to prove that (exists ((|v_ULTIMATE.start_test_fun_#t~malloc2#1.base_20| Int) (|v_ULTIMATE.start_test_fun_#t~malloc3#1.base_20| Int)) (and (= (select |c_ULTIMATE.start_main_old_#valid#1| |v_ULTIMATE.start_test_fun_#t~malloc2#1.base_20|) 0) (= |c_#valid| (store (store |c_ULTIMATE.start_main_old_#valid#1| |v_ULTIMATE.start_test_fun_#t~malloc2#1.base_20| 0) |v_ULTIMATE.start_test_fun_#t~malloc3#1.base_20| 0)) (= (select (store |c_ULTIMATE.start_main_old_#valid#1| |v_ULTIMATE.start_test_fun_#t~malloc2#1.base_20| 1) |v_ULTIMATE.start_test_fun_#t~malloc3#1.base_20|) 0))) is different from true [2023-12-02 23:57:21,501 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 23:57:21,553 WARN L854 $PredicateComparison]: unable to prove that (not (exists ((|v_ULTIMATE.start_test_fun_#t~malloc2#1.base_20| Int) (|v_ULTIMATE.start_test_fun_#t~malloc3#1.base_20| Int)) (and (= (select |c_ULTIMATE.start_main_old_#valid#1| |v_ULTIMATE.start_test_fun_#t~malloc2#1.base_20|) 0) (= |c_#valid| (store (store |c_ULTIMATE.start_main_old_#valid#1| |v_ULTIMATE.start_test_fun_#t~malloc2#1.base_20| 0) |v_ULTIMATE.start_test_fun_#t~malloc3#1.base_20| 0)) (= (select (store |c_ULTIMATE.start_main_old_#valid#1| |v_ULTIMATE.start_test_fun_#t~malloc2#1.base_20| 1) |v_ULTIMATE.start_test_fun_#t~malloc3#1.base_20|) 0)))) is different from false [2023-12-02 23:57:21,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:57:21,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 61 states and 98 transitions. [2023-12-02 23:57:21,605 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 98 transitions. [2023-12-02 23:57:21,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-02 23:57:21,605 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:57:21,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:57:21,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:57:21,641 INFO L262 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 23:57:21,642 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:57:21,702 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-12-02 23:57:21,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:57:21,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 60 states and 97 transitions. [2023-12-02 23:57:21,751 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 97 transitions. [2023-12-02 23:57:21,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-02 23:57:21,752 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:57:21,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:57:21,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:57:21,788 INFO L262 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 23:57:21,789 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:57:21,815 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-12-02 23:57:21,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:57:21,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2023-12-02 23:57:21,853 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2023-12-02 23:57:21,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-02 23:57:21,853 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:57:21,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:57:21,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:57:21,891 INFO L262 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 23:57:21,892 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:57:21,950 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-12-02 23:57:22,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:57:22,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 56 states and 92 transitions. [2023-12-02 23:57:22,001 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 92 transitions. [2023-12-02 23:57:22,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-02 23:57:22,001 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:57:22,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:57:22,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:57:22,047 INFO L262 TraceCheckSpWp]: Trace formula consists of 183 conjuncts, 30 conjunts are in the unsatisfiable core [2023-12-02 23:57:22,048 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:57:22,064 WARN L561 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2023-12-02 23:57:22,259 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2023-12-02 23:57:22,302 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 23:57:22,302 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 15 [2023-12-02 23:57:22,441 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 34 [2023-12-02 23:57:22,569 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-12-02 23:57:24,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:57:24,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 64 states and 104 transitions. [2023-12-02 23:57:24,286 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 104 transitions. [2023-12-02 23:57:24,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-02 23:57:24,286 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:57:24,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:57:24,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:57:24,323 INFO L262 TraceCheckSpWp]: Trace formula consists of 183 conjuncts, 18 conjunts are in the unsatisfiable core [2023-12-02 23:57:24,324 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:57:24,446 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 23:57:24,446 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2023-12-02 23:57:24,453 WARN L876 $PredicateComparison]: unable to prove that (exists ((|v_ULTIMATE.start_test_fun_#t~malloc3#1.base_22| Int) (|v_ULTIMATE.start_test_fun_#t~malloc2#1.base_22| Int)) (and (= (select (store |c_ULTIMATE.start_main_old_#valid#1| |v_ULTIMATE.start_test_fun_#t~malloc2#1.base_22| 1) |v_ULTIMATE.start_test_fun_#t~malloc3#1.base_22|) 0) (= 0 (select |c_ULTIMATE.start_main_old_#valid#1| |v_ULTIMATE.start_test_fun_#t~malloc2#1.base_22|)) (= |c_#valid| (store (store |c_ULTIMATE.start_main_old_#valid#1| |v_ULTIMATE.start_test_fun_#t~malloc2#1.base_22| 0) |v_ULTIMATE.start_test_fun_#t~malloc3#1.base_22| 0)))) is different from true [2023-12-02 23:57:24,454 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-12-02 23:57:25,343 WARN L854 $PredicateComparison]: unable to prove that (not (exists ((|v_ULTIMATE.start_test_fun_#t~malloc3#1.base_22| Int) (|v_ULTIMATE.start_test_fun_#t~malloc2#1.base_22| Int)) (and (= (select (store |c_ULTIMATE.start_main_old_#valid#1| |v_ULTIMATE.start_test_fun_#t~malloc2#1.base_22| 1) |v_ULTIMATE.start_test_fun_#t~malloc3#1.base_22|) 0) (= 0 (select |c_ULTIMATE.start_main_old_#valid#1| |v_ULTIMATE.start_test_fun_#t~malloc2#1.base_22|)) (= |c_#valid| (store (store |c_ULTIMATE.start_main_old_#valid#1| |v_ULTIMATE.start_test_fun_#t~malloc2#1.base_22| 0) |v_ULTIMATE.start_test_fun_#t~malloc3#1.base_22| 0))))) is different from false [2023-12-02 23:57:25,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:57:25,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 71 states and 111 transitions. [2023-12-02 23:57:25,381 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 111 transitions. [2023-12-02 23:57:25,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-02 23:57:25,381 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:57:25,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:57:25,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:57:25,424 INFO L262 TraceCheckSpWp]: Trace formula consists of 183 conjuncts, 18 conjunts are in the unsatisfiable core [2023-12-02 23:57:25,426 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:57:25,570 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 23:57:25,570 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2023-12-02 23:57:25,580 WARN L876 $PredicateComparison]: unable to prove that (exists ((|v_ULTIMATE.start_test_fun_#t~malloc3#1.base_23| Int) (|v_ULTIMATE.start_test_fun_#t~malloc2#1.base_23| Int)) (and (= (select |c_ULTIMATE.start_main_old_#valid#1| |v_ULTIMATE.start_test_fun_#t~malloc2#1.base_23|) 0) (= (select (store |c_ULTIMATE.start_main_old_#valid#1| |v_ULTIMATE.start_test_fun_#t~malloc2#1.base_23| 1) |v_ULTIMATE.start_test_fun_#t~malloc3#1.base_23|) 0) (= |c_#valid| (store (store |c_ULTIMATE.start_main_old_#valid#1| |v_ULTIMATE.start_test_fun_#t~malloc2#1.base_23| 0) |v_ULTIMATE.start_test_fun_#t~malloc3#1.base_23| 0)))) is different from true [2023-12-02 23:57:25,580 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-12-02 23:57:26,015 WARN L854 $PredicateComparison]: unable to prove that (not (exists ((|v_ULTIMATE.start_test_fun_#t~malloc3#1.base_23| Int) (|v_ULTIMATE.start_test_fun_#t~malloc2#1.base_23| Int)) (and (= (select |c_ULTIMATE.start_main_old_#valid#1| |v_ULTIMATE.start_test_fun_#t~malloc2#1.base_23|) 0) (= (select (store |c_ULTIMATE.start_main_old_#valid#1| |v_ULTIMATE.start_test_fun_#t~malloc2#1.base_23| 1) |v_ULTIMATE.start_test_fun_#t~malloc3#1.base_23|) 0) (= |c_#valid| (store (store |c_ULTIMATE.start_main_old_#valid#1| |v_ULTIMATE.start_test_fun_#t~malloc2#1.base_23| 0) |v_ULTIMATE.start_test_fun_#t~malloc3#1.base_23| 0))))) is different from false [2023-12-02 23:57:26,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:57:26,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 30 states and 42 transitions. [2023-12-02 23:57:26,056 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 42 transitions. [2023-12-02 23:57:26,056 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-12-02 23:57:26,056 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 51 iterations. [2023-12-02 23:57:26,061 INFO L751 CodeCheckObserver]: All specifications hold 21 specifications checked. All of them hold [2023-12-02 23:57:26,817 INFO L560 CodeCheckObserver]: Invariant with dag size 34 [2023-12-02 23:57:26,824 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #valid[~c~0!base] could not be translated [2023-12-02 23:57:26,826 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayStoreExpression #valid[#t~malloc3!base := 0][#t~malloc2!base := 0] could not be translated [2023-12-02 23:57:26,826 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~malloc3!base could not be translated [2023-12-02 23:57:26,826 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~malloc2!base could not be translated [2023-12-02 23:57:26,826 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #length[~c~0!base] could not be translated [2023-12-02 23:57:26,826 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #valid[~c~0!base] could not be translated [2023-12-02 23:57:26,827 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression old(main_old_#valid#1)[#t~malloc2!base := 1][#t~malloc3!base] could not be translated [2023-12-02 23:57:26,827 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression old(main_old_#valid#1)[#t~malloc2!base] could not be translated [2023-12-02 23:57:26,827 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #length[~c~0!base] could not be translated [2023-12-02 23:57:26,827 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayStoreExpression old(main_old_#valid#1)[#t~malloc2!base := 1][#t~malloc3!base := #valid[#t~malloc3!base]] could not be translated [2023-12-02 23:57:26,828 INFO L560 CodeCheckObserver]: Invariant with dag size 33 [2023-12-02 23:57:26,829 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #valid[~x_ref~0!base] could not be translated [2023-12-02 23:57:26,829 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #valid[~c~0!base] could not be translated [2023-12-02 23:57:26,829 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression old(main_old_#valid#1)[#t~malloc2!base := 1][#t~malloc3!base] could not be translated [2023-12-02 23:57:26,829 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression old(main_old_#valid#1)[#t~malloc2!base] could not be translated [2023-12-02 23:57:26,829 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #length[~x_ref~0!base] could not be translated [2023-12-02 23:57:26,829 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #length[~c~0!base] could not be translated [2023-12-02 23:57:26,830 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayStoreExpression old(main_old_#valid#1)[#t~malloc2!base := 1][#t~malloc3!base := #valid[#t~malloc3!base]] could not be translated [2023-12-02 23:57:26,830 INFO L560 CodeCheckObserver]: Invariant with dag size 3 [2023-12-02 23:57:26,830 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 11:57:26 ImpRootNode [2023-12-02 23:57:26,830 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-02 23:57:26,831 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 23:57:26,831 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 23:57:26,831 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 23:57:26,831 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:57:05" (3/4) ... [2023-12-02 23:57:26,833 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-12-02 23:57:26,838 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2023-12-02 23:57:26,838 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2023-12-02 23:57:26,838 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2023-12-02 23:57:26,838 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2023-12-02 23:57:26,911 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682c6882-652e-4e78-87ff-e7ae3f352a1d/bin/ukojak-verify-Qdu7aM0XO9/witness.graphml [2023-12-02 23:57:26,912 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682c6882-652e-4e78-87ff-e7ae3f352a1d/bin/ukojak-verify-Qdu7aM0XO9/witness.yml [2023-12-02 23:57:26,912 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 23:57:26,912 INFO L158 Benchmark]: Toolchain (without parser) took 21848.59ms. Allocated memory was 146.8MB in the beginning and 226.5MB in the end (delta: 79.7MB). Free memory was 115.3MB in the beginning and 113.3MB in the end (delta: 2.0MB). Peak memory consumption was 82.4MB. Max. memory is 16.1GB. [2023-12-02 23:57:26,913 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 109.1MB. Free memory is still 65.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 23:57:26,913 INFO L158 Benchmark]: CACSL2BoogieTranslator took 336.23ms. Allocated memory is still 146.8MB. Free memory was 114.7MB in the beginning and 99.2MB in the end (delta: 15.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-12-02 23:57:26,913 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.87ms. Allocated memory is still 146.8MB. Free memory was 99.2MB in the beginning and 97.3MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 23:57:26,914 INFO L158 Benchmark]: Boogie Preprocessor took 23.36ms. Allocated memory is still 146.8MB. Free memory was 97.3MB in the beginning and 95.8MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 23:57:26,914 INFO L158 Benchmark]: RCFGBuilder took 364.30ms. Allocated memory is still 146.8MB. Free memory was 95.8MB in the beginning and 81.0MB in the end (delta: 14.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-12-02 23:57:26,915 INFO L158 Benchmark]: CodeCheck took 21002.10ms. Allocated memory was 146.8MB in the beginning and 226.5MB in the end (delta: 79.7MB). Free memory was 80.4MB in the beginning and 117.5MB in the end (delta: -37.1MB). Peak memory consumption was 44.6MB. Max. memory is 16.1GB. [2023-12-02 23:57:26,915 INFO L158 Benchmark]: Witness Printer took 81.00ms. Allocated memory is still 226.5MB. Free memory was 117.5MB in the beginning and 113.3MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-02 23:57:26,917 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, 36 locations, 21 error locations. Started 1 CEGAR loops. OverallTime: 20.2s, OverallIterations: 51, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 6657 SdHoareTripleChecker+Valid, 22.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 6144 mSDsluCounter, 3885 SdHoareTripleChecker+Invalid, 18.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 3169 mSDsCounter, 2475 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 14058 IncrementalHoareTripleChecker+Invalid, 16533 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2475 mSolverCounterUnsat, 716 mSDtfsCounter, 14058 mSolverCounterSat, 0.4s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 5834 GetRequests, 5304 SyntacticMatches, 312 SemanticMatches, 218 ConstructedPredicates, 10 IntricatePredicates, 0 DeprecatedPredicates, 20929 ImplicationChecksByTransitivity, 13.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.2s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 4.8s InterpolantComputationTime, 633 NumberOfCodeBlocks, 633 NumberOfCodeBlocksAsserted, 50 NumberOfCheckSat, 583 ConstructedInterpolants, 20 QuantifiedInterpolants, 7052 SizeOfPredicates, 37 NumberOfNonLiveVariables, 3735 ConjunctsInSsa, 242 ConjunctsInUnsatCore, 50 InterpolantComputations, 47 PerfectInterpolantSequences, 132/136 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: 559]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - AllSpecificationsHoldResult: All specifications hold 21 specifications checked. All of them hold - InvariantResult [Line: 553]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 553]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 559]: Loop Invariant Derived loop invariant: null * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 109.1MB. Free memory is still 65.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 336.23ms. Allocated memory is still 146.8MB. Free memory was 114.7MB in the beginning and 99.2MB in the end (delta: 15.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 34.87ms. Allocated memory is still 146.8MB. Free memory was 99.2MB in the beginning and 97.3MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 23.36ms. Allocated memory is still 146.8MB. Free memory was 97.3MB in the beginning and 95.8MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 364.30ms. Allocated memory is still 146.8MB. Free memory was 95.8MB in the beginning and 81.0MB in the end (delta: 14.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 21002.10ms. Allocated memory was 146.8MB in the beginning and 226.5MB in the end (delta: 79.7MB). Free memory was 80.4MB in the beginning and 117.5MB in the end (delta: -37.1MB). Peak memory consumption was 44.6MB. Max. memory is 16.1GB. * Witness Printer took 81.00ms. Allocated memory is still 226.5MB. Free memory was 117.5MB in the beginning and 113.3MB 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: ArrayAccessExpression #valid[~c~0!base] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayStoreExpression #valid[#t~malloc3!base := 0][#t~malloc2!base := 0] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~malloc3!base could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~malloc2!base could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #length[~c~0!base] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #valid[~c~0!base] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression old(main_old_#valid#1)[#t~malloc2!base := 1][#t~malloc3!base] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression old(main_old_#valid#1)[#t~malloc2!base] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #length[~c~0!base] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayStoreExpression old(main_old_#valid#1)[#t~malloc2!base := 1][#t~malloc3!base := #valid[#t~malloc3!base]] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #valid[~x_ref~0!base] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #valid[~c~0!base] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression old(main_old_#valid#1)[#t~malloc2!base := 1][#t~malloc3!base] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression old(main_old_#valid#1)[#t~malloc2!base] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #length[~x_ref~0!base] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #length[~c~0!base] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayStoreExpression old(main_old_#valid#1)[#t~malloc2!base := 1][#t~malloc3!base := #valid[#t~malloc3!base]] could not be translated RESULT: Ultimate proved your program to be correct! [2023-12-02 23:57:26,937 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_682c6882-652e-4e78-87ff-e7ae3f352a1d/bin/ukojak-verify-Qdu7aM0XO9/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