./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-27.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability 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_3c903d71-52b5-4ec0-b41a-95ecd04ab762/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c903d71-52b5-4ec0-b41a-95ecd04ab762/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_3c903d71-52b5-4ec0-b41a-95ecd04ab762/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c903d71-52b5-4ec0-b41a-95ecd04ab762/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-27.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c903d71-52b5-4ec0-b41a-95ecd04ab762/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c903d71-52b5-4ec0-b41a-95ecd04ab762/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e4734516ebdc79a9f036bc9e9f726759934a87ca68d15ce0ae4878f15df0c2c4 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 23:49:22,890 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 23:49:22,954 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c903d71-52b5-4ec0-b41a-95ecd04ab762/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-02 23:49:22,958 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 23:49:22,959 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 23:49:22,980 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 23:49:22,981 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 23:49:22,981 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 23:49:22,982 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 23:49:22,983 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 23:49:22,983 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 23:49:22,984 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 23:49:22,984 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 23:49:22,985 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 23:49:22,985 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 23:49:22,986 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 23:49:22,986 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 23:49:22,987 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 23:49:22,987 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 23:49:22,988 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 23:49:22,988 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 23:49:22,990 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 23:49:22,990 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 23:49:22,990 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 23:49:22,991 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 23:49:22,991 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 23:49:22,992 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:49:22,992 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 23:49:22,993 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 23:49:22,993 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 23:49:22,994 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 23:49:22,994 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 23:49:22,994 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 23:49:22,995 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_3c903d71-52b5-4ec0-b41a-95ecd04ab762/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c903d71-52b5-4ec0-b41a-95ecd04ab762/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e4734516ebdc79a9f036bc9e9f726759934a87ca68d15ce0ae4878f15df0c2c4 [2023-12-02 23:49:23,207 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 23:49:23,228 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 23:49:23,230 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 23:49:23,231 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 23:49:23,232 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 23:49:23,233 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c903d71-52b5-4ec0-b41a-95ecd04ab762/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-27.i [2023-12-02 23:49:26,017 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 23:49:26,207 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 23:49:26,208 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c903d71-52b5-4ec0-b41a-95ecd04ab762/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-27.i [2023-12-02 23:49:26,215 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c903d71-52b5-4ec0-b41a-95ecd04ab762/bin/ukojak-verify-Qdu7aM0XO9/data/ec9f82edf/cd9af6b0065f46f9b768423c34e016ed/FLAGc302d545e [2023-12-02 23:49:26,230 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c903d71-52b5-4ec0-b41a-95ecd04ab762/bin/ukojak-verify-Qdu7aM0XO9/data/ec9f82edf/cd9af6b0065f46f9b768423c34e016ed [2023-12-02 23:49:26,232 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 23:49:26,234 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 23:49:26,235 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 23:49:26,235 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 23:49:26,238 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 23:49:26,239 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:49:26" (1/1) ... [2023-12-02 23:49:26,240 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78a3fd7a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:49:26, skipping insertion in model container [2023-12-02 23:49:26,240 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:49:26" (1/1) ... [2023-12-02 23:49:26,270 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 23:49:26,393 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c903d71-52b5-4ec0-b41a-95ecd04ab762/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-27.i[916,929] [2023-12-02 23:49:26,454 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:49:26,465 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 23:49:26,475 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c903d71-52b5-4ec0-b41a-95ecd04ab762/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-27.i[916,929] [2023-12-02 23:49:26,517 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:49:26,532 INFO L206 MainTranslator]: Completed translation [2023-12-02 23:49:26,532 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:49:26 WrapperNode [2023-12-02 23:49:26,532 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 23:49:26,533 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 23:49:26,533 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 23:49:26,533 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 23:49:26,539 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:49:26" (1/1) ... [2023-12-02 23:49:26,552 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:49:26" (1/1) ... [2023-12-02 23:49:26,593 INFO L138 Inliner]: procedures = 26, calls = 155, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 378 [2023-12-02 23:49:26,593 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 23:49:26,594 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 23:49:26,594 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 23:49:26,594 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 23:49:26,601 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:49:26" (1/1) ... [2023-12-02 23:49:26,602 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:49:26" (1/1) ... [2023-12-02 23:49:26,607 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:49:26" (1/1) ... [2023-12-02 23:49:26,608 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:49:26" (1/1) ... [2023-12-02 23:49:26,628 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:49:26" (1/1) ... [2023-12-02 23:49:26,633 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:49:26" (1/1) ... [2023-12-02 23:49:26,636 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:49:26" (1/1) ... [2023-12-02 23:49:26,638 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:49:26" (1/1) ... [2023-12-02 23:49:26,643 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 23:49:26,644 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 23:49:26,644 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 23:49:26,645 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 23:49:26,645 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:49:26" (1/1) ... [2023-12-02 23:49:26,652 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:49:26,667 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c903d71-52b5-4ec0-b41a-95ecd04ab762/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 23:49:26,680 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c903d71-52b5-4ec0-b41a-95ecd04ab762/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 23:49:26,688 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c903d71-52b5-4ec0-b41a-95ecd04ab762/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 23:49:26,720 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 23:49:26,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-02 23:49:26,720 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-02 23:49:26,720 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 23:49:26,720 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 23:49:26,721 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 23:49:26,721 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 23:49:26,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 23:49:26,823 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 23:49:26,825 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 23:49:27,223 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 23:49:27,712 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 23:49:27,712 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 23:49:27,714 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:49:27 BoogieIcfgContainer [2023-12-02 23:49:27,714 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 23:49:27,715 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 23:49:27,715 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 23:49:27,725 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 23:49:27,725 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:49:27" (1/1) ... [2023-12-02 23:49:27,734 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 23:49:27,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:49:27,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 43 states and 60 transitions. [2023-12-02 23:49:27,793 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 60 transitions. [2023-12-02 23:49:27,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-12-02 23:49:27,799 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:49:27,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:49:30,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:49:30,146 INFO L262 TraceCheckSpWp]: Trace formula consists of 340 conjuncts, 107 conjunts are in the unsatisfiable core [2023-12-02 23:49:30,182 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:49:30,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 23:49:30,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 23:49:30,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 23:49:30,357 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 36 [2023-12-02 23:49:30,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 23:49:30,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 23:49:30,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 23:49:30,854 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 51 [2023-12-02 23:49:31,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 23:49:31,242 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 51 [2023-12-02 23:49:31,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 23:49:31,633 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 51 [2023-12-02 23:49:32,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 23:49:32,107 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 11 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 61 [2023-12-02 23:49:32,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 23:49:32,475 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 7 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 54 [2023-12-02 23:49:32,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 23:49:32,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 23:49:32,825 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 51 [2023-12-02 23:49:33,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 23:49:33,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 23:49:33,416 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 64 [2023-12-02 23:50:56,595 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 65 proven. 153 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2023-12-02 23:51:08,767 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 23:51:18,800 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 23:51:21,189 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.39s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 23:51:21,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:51:21,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 80 states and 159 transitions. [2023-12-02 23:51:21,221 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 159 transitions. [2023-12-02 23:51:21,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-12-02 23:51:21,225 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:51:21,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:51:27,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:51:27,910 INFO L262 TraceCheckSpWp]: Trace formula consists of 340 conjuncts, 98 conjunts are in the unsatisfiable core [2023-12-02 23:51:27,933 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:51:27,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 23:51:27,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 23:51:27,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 23:51:27,981 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 36 [2023-12-02 23:51:28,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 23:51:28,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 23:51:28,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 23:51:28,220 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 51 [2023-12-02 23:51:28,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 23:51:28,462 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 51 [2023-12-02 23:51:28,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 23:51:28,711 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 51 [2023-12-02 23:51:29,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 23:51:29,013 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 11 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 61 [2023-12-02 23:51:29,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 23:51:29,275 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 7 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 54 [2023-12-02 23:51:29,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 23:51:29,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 23:51:29,535 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 51 [2023-12-02 23:51:29,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 23:51:29,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 23:51:29,939 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 64 [2023-12-02 23:51:51,029 WARN L293 SmtUtils]: Spent 5.17s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-02 23:52:23,950 WARN L293 SmtUtils]: Spent 10.39s on a formula simplification. DAG size of input: 12 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-02 23:52:55,170 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 63 proven. 153 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-12-02 23:52:56,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:52:56,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 82 states and 186 transitions. [2023-12-02 23:52:56,940 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 186 transitions. [2023-12-02 23:52:56,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-12-02 23:52:56,941 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:52:56,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:53:04,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:53:04,859 INFO L262 TraceCheckSpWp]: Trace formula consists of 340 conjuncts, 89 conjunts are in the unsatisfiable core [2023-12-02 23:53:04,882 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:53:04,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 23:53:04,968 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 21 [2023-12-02 23:53:05,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 23:53:05,207 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 31 [2023-12-02 23:53:05,421 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 31 [2023-12-02 23:53:05,614 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 31 [2023-12-02 23:53:05,965 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 41 [2023-12-02 23:53:06,204 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 34 [2023-12-02 23:53:06,445 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 31 [2023-12-02 23:53:06,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 23:53:06,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 23:53:06,959 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 44 [2023-12-02 23:53:58,305 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 63 proven. 153 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-12-02 23:54:00,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:54:00,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 82 states and 185 transitions. [2023-12-02 23:54:00,703 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 185 transitions. [2023-12-02 23:54:00,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-12-02 23:54:00,705 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:54:00,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:54:02,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:54:02,864 INFO L262 TraceCheckSpWp]: Trace formula consists of 340 conjuncts, 93 conjunts are in the unsatisfiable core [2023-12-02 23:54:02,882 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:54:02,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 23:54:02,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 23:54:02,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 23:54:02,991 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2023-12-02 23:54:03,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 23:54:03,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 23:54:03,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 23:54:03,281 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 23:54:03,282 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 61 treesize of output 57 [2023-12-02 23:54:03,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 23:54:03,526 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 23:54:03,526 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 61 treesize of output 57 [2023-12-02 23:54:03,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 23:54:03,725 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 23:54:03,725 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 1 case distinctions, treesize of input 61 treesize of output 57 [2023-12-02 23:54:04,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 23:54:04,101 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 23:54:04,101 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 1 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 70 treesize of output 69 [2023-12-02 23:54:04,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 23:54:04,359 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 23:54:04,360 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 1 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 70 treesize of output 60 [2023-12-02 23:54:04,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 23:54:04,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 23:54:04,691 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 23:54:04,691 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 57 treesize of output 57 [2023-12-02 23:54:05,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 23:54:05,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 23:54:05,217 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 50 [2023-12-02 23:54:05,233 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 23:54:05,233 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 13 treesize of output 7 [2023-12-02 23:54:31,765 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 45 proven. 171 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-12-02 23:54:35,505 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.17s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 23:54:42,744 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 7.24s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 23:54:44,842 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result VALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 23:54:45,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:54:45,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 87 states and 228 transitions. [2023-12-02 23:54:45,250 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 228 transitions. [2023-12-02 23:54:45,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-12-02 23:54:45,252 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:54:45,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:54:51,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:54:51,222 INFO L262 TraceCheckSpWp]: Trace formula consists of 340 conjuncts, 95 conjunts are in the unsatisfiable core [2023-12-02 23:54:51,242 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:54:51,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 23:54:51,353 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 21 [2023-12-02 23:54:51,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 23:54:51,592 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 31 [2023-12-02 23:54:51,750 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 31 [2023-12-02 23:54:51,913 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 31 [2023-12-02 23:54:52,256 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 41 [2023-12-02 23:54:52,460 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 34 [2023-12-02 23:54:52,684 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 31 [2023-12-02 23:54:53,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 23:54:53,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 23:54:53,151 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 44 [2023-12-02 23:55:33,775 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 63 proven. 153 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-12-02 23:55:41,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:55:41,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 123 states and 362 transitions. [2023-12-02 23:55:41,365 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 362 transitions. [2023-12-02 23:55:41,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2023-12-02 23:55:41,371 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:55:41,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:55:51,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-12-02 23:55:51,643 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-02 23:55:51,646 INFO L158 Benchmark]: Toolchain (without parser) took 385412.41ms. Allocated memory was 144.7MB in the beginning and 362.8MB in the end (delta: 218.1MB). Free memory was 99.3MB in the beginning and 277.0MB in the end (delta: -177.8MB). Peak memory consumption was 42.9MB. Max. memory is 16.1GB. [2023-12-02 23:55:51,647 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 104.9MB. Free memory is still 58.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 23:55:51,647 INFO L158 Benchmark]: CACSL2BoogieTranslator took 297.96ms. Allocated memory is still 144.7MB. Free memory was 99.3MB in the beginning and 84.5MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-12-02 23:55:51,647 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.12ms. Allocated memory is still 144.7MB. Free memory was 84.5MB in the beginning and 81.2MB in the end (delta: 3.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 23:55:51,648 INFO L158 Benchmark]: Boogie Preprocessor took 49.71ms. Allocated memory is still 144.7MB. Free memory was 81.2MB in the beginning and 78.3MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-02 23:55:51,648 INFO L158 Benchmark]: RCFGBuilder took 1069.85ms. Allocated memory was 144.7MB in the beginning and 174.1MB in the end (delta: 29.4MB). Free memory was 77.9MB in the beginning and 122.9MB in the end (delta: -45.0MB). Peak memory consumption was 37.6MB. Max. memory is 16.1GB. [2023-12-02 23:55:51,649 INFO L158 Benchmark]: CodeCheck took 383930.59ms. Allocated memory was 174.1MB in the beginning and 362.8MB in the end (delta: 188.7MB). Free memory was 122.9MB in the beginning and 277.0MB in the end (delta: -154.1MB). Peak memory consumption was 36.7MB. Max. memory is 16.1GB. [2023-12-02 23:55:51,651 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 104.9MB. Free memory is still 58.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 297.96ms. Allocated memory is still 144.7MB. Free memory was 99.3MB in the beginning and 84.5MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.12ms. Allocated memory is still 144.7MB. Free memory was 84.5MB in the beginning and 81.2MB in the end (delta: 3.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 49.71ms. Allocated memory is still 144.7MB. Free memory was 81.2MB in the beginning and 78.3MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1069.85ms. Allocated memory was 144.7MB in the beginning and 174.1MB in the end (delta: 29.4MB). Free memory was 77.9MB in the beginning and 122.9MB in the end (delta: -45.0MB). Peak memory consumption was 37.6MB. Max. memory is 16.1GB. * CodeCheck took 383930.59ms. Allocated memory was 174.1MB in the beginning and 362.8MB in the end (delta: 188.7MB). Free memory was 122.9MB in the beginning and 277.0MB in the end (delta: -154.1MB). Peak memory consumption was 36.7MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-02 23:55:51,861 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c903d71-52b5-4ec0-b41a-95ecd04ab762/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2023-12-02 23:55:51,896 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c903d71-52b5-4ec0-b41a-95ecd04ab762/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 137 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### 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_3c903d71-52b5-4ec0-b41a-95ecd04ab762/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c903d71-52b5-4ec0-b41a-95ecd04ab762/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_3c903d71-52b5-4ec0-b41a-95ecd04ab762/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c903d71-52b5-4ec0-b41a-95ecd04ab762/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-27.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c903d71-52b5-4ec0-b41a-95ecd04ab762/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c903d71-52b5-4ec0-b41a-95ecd04ab762/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e4734516ebdc79a9f036bc9e9f726759934a87ca68d15ce0ae4878f15df0c2c4 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 23:55:53,533 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 23:55:53,611 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c903d71-52b5-4ec0-b41a-95ecd04ab762/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-12-02 23:55:53,643 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 23:55:53,644 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 23:55:53,644 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 23:55:53,645 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 23:55:53,646 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 23:55:53,646 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 23:55:53,647 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 23:55:53,648 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 23:55:53,648 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 23:55:53,649 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 23:55:53,649 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 23:55:53,650 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 23:55:53,650 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 23:55:53,651 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 23:55:53,652 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 23:55:53,652 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 23:55:53,653 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 23:55:53,653 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 23:55:53,658 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 23:55:53,658 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 23:55:53,658 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 23:55:53,659 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 23:55:53,659 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 23:55:53,660 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-02 23:55:53,660 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 23:55:53,660 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:55:53,661 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 23:55:53,661 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 23:55:53,662 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 23:55:53,662 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 23:55:53,662 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 23:55:53,663 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 23:55:53,663 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-02 23:55:53,663 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 23:55:53,663 INFO L153 SettingsManager]: * Logic for external solver=AUFBV 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_3c903d71-52b5-4ec0-b41a-95ecd04ab762/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c903d71-52b5-4ec0-b41a-95ecd04ab762/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e4734516ebdc79a9f036bc9e9f726759934a87ca68d15ce0ae4878f15df0c2c4 [2023-12-02 23:55:53,943 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 23:55:53,962 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 23:55:53,964 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 23:55:53,965 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 23:55:53,966 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 23:55:53,967 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c903d71-52b5-4ec0-b41a-95ecd04ab762/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-27.i [2023-12-02 23:55:56,756 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 23:55:56,952 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 23:55:56,953 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c903d71-52b5-4ec0-b41a-95ecd04ab762/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-27.i [2023-12-02 23:55:56,962 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c903d71-52b5-4ec0-b41a-95ecd04ab762/bin/ukojak-verify-Qdu7aM0XO9/data/789a2ab38/2addd38e6df94398a4b1eb9e075ed591/FLAGd2a1be467 [2023-12-02 23:55:56,976 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c903d71-52b5-4ec0-b41a-95ecd04ab762/bin/ukojak-verify-Qdu7aM0XO9/data/789a2ab38/2addd38e6df94398a4b1eb9e075ed591 [2023-12-02 23:55:56,978 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 23:55:56,979 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 23:55:56,980 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 23:55:56,981 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 23:55:56,984 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 23:55:56,985 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:55:56" (1/1) ... [2023-12-02 23:55:56,986 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5549f22d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:55:56, skipping insertion in model container [2023-12-02 23:55:56,986 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:55:56" (1/1) ... [2023-12-02 23:55:57,010 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 23:55:57,134 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c903d71-52b5-4ec0-b41a-95ecd04ab762/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-27.i[916,929] [2023-12-02 23:55:57,195 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:55:57,211 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 23:55:57,221 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c903d71-52b5-4ec0-b41a-95ecd04ab762/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-27.i[916,929] [2023-12-02 23:55:57,271 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:55:57,290 INFO L206 MainTranslator]: Completed translation [2023-12-02 23:55:57,291 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:55:57 WrapperNode [2023-12-02 23:55:57,291 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 23:55:57,292 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 23:55:57,292 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 23:55:57,292 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 23:55:57,298 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:55:57" (1/1) ... [2023-12-02 23:55:57,315 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:55:57" (1/1) ... [2023-12-02 23:55:57,354 INFO L138 Inliner]: procedures = 30, calls = 155, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 374 [2023-12-02 23:55:57,355 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 23:55:57,355 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 23:55:57,356 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 23:55:57,356 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 23:55:57,365 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:55:57" (1/1) ... [2023-12-02 23:55:57,365 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:55:57" (1/1) ... [2023-12-02 23:55:57,374 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:55:57" (1/1) ... [2023-12-02 23:55:57,374 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:55:57" (1/1) ... [2023-12-02 23:55:57,400 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:55:57" (1/1) ... [2023-12-02 23:55:57,405 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:55:57" (1/1) ... [2023-12-02 23:55:57,409 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:55:57" (1/1) ... [2023-12-02 23:55:57,412 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:55:57" (1/1) ... [2023-12-02 23:55:57,419 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 23:55:57,420 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 23:55:57,420 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 23:55:57,421 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 23:55:57,422 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:55:57" (1/1) ... [2023-12-02 23:55:57,427 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:55:57,446 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c903d71-52b5-4ec0-b41a-95ecd04ab762/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 23:55:57,460 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c903d71-52b5-4ec0-b41a-95ecd04ab762/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 23:55:57,463 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c903d71-52b5-4ec0-b41a-95ecd04ab762/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 23:55:57,495 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 23:55:57,495 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-12-02 23:55:57,495 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 23:55:57,496 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-12-02 23:55:57,496 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-02 23:55:57,496 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 23:55:57,496 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 23:55:57,496 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 23:55:57,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 23:55:57,497 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2023-12-02 23:55:57,497 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-02 23:55:57,608 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 23:55:57,610 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 23:55:58,205 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 23:55:58,711 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 23:55:58,711 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 23:55:58,712 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:55:58 BoogieIcfgContainer [2023-12-02 23:55:58,713 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 23:55:58,714 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 23:55:58,714 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 23:55:58,721 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 23:55:58,721 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:55:58" (1/1) ... [2023-12-02 23:55:58,729 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 23:55:58,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:55:58,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 43 states and 60 transitions. [2023-12-02 23:55:58,777 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 60 transitions. [2023-12-02 23:55:58,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-12-02 23:55:58,784 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:55:58,785 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:55:58,785 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c903d71-52b5-4ec0-b41a-95ecd04ab762/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:55:58,787 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c903d71-52b5-4ec0-b41a-95ecd04ab762/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:55:58,798 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c903d71-52b5-4ec0-b41a-95ecd04ab762/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process