./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-patterns/array14_pattern.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de06b67a-5e54-4409-ae58-b6eadbac04d0/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de06b67a-5e54-4409-ae58-b6eadbac04d0/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de06b67a-5e54-4409-ae58-b6eadbac04d0/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de06b67a-5e54-4409-ae58-b6eadbac04d0/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/array-patterns/array14_pattern.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de06b67a-5e54-4409-ae58-b6eadbac04d0/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de06b67a-5e54-4409-ae58-b6eadbac04d0/bin/ukojak-verify-CZk0znPC7b --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 fb5421f37e280df661091852c6c5794976668e422c171ea258e23204ca1fbb05 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 03:45:06,975 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 03:45:07,031 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de06b67a-5e54-4409-ae58-b6eadbac04d0/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 03:45:07,036 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 03:45:07,036 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 03:45:07,056 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 03:45:07,056 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 03:45:07,057 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 03:45:07,057 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 03:45:07,057 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 03:45:07,057 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 03:45:07,058 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 03:45:07,058 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 03:45:07,058 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 03:45:07,058 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 03:45:07,058 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 03:45:07,058 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 03:45:07,058 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 03:45:07,059 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 03:45:07,059 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 03:45:07,059 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 03:45:07,059 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 03:45:07,059 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 03:45:07,059 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 03:45:07,059 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 03:45:07,059 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 03:45:07,059 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 03:45:07,059 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:45:07,059 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 03:45:07,060 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 03:45:07,060 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 03:45:07,060 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 03:45:07,060 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 03:45:07,060 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de06b67a-5e54-4409-ae58-b6eadbac04d0/bin/ukojak-verify-CZk0znPC7b 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 -> fb5421f37e280df661091852c6c5794976668e422c171ea258e23204ca1fbb05 [2024-12-06 03:45:07,295 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 03:45:07,303 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 03:45:07,305 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 03:45:07,306 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 03:45:07,307 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 03:45:07,308 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de06b67a-5e54-4409-ae58-b6eadbac04d0/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/array-patterns/array14_pattern.c [2024-12-06 03:45:10,118 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de06b67a-5e54-4409-ae58-b6eadbac04d0/bin/ukojak-verify-CZk0znPC7b/data/476375eb0/ebccce60063944369f76044fee85d4b6/FLAG177847539 [2024-12-06 03:45:10,297 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 03:45:10,297 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de06b67a-5e54-4409-ae58-b6eadbac04d0/sv-benchmarks/c/array-patterns/array14_pattern.c [2024-12-06 03:45:10,303 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de06b67a-5e54-4409-ae58-b6eadbac04d0/bin/ukojak-verify-CZk0znPC7b/data/476375eb0/ebccce60063944369f76044fee85d4b6/FLAG177847539 [2024-12-06 03:45:10,315 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de06b67a-5e54-4409-ae58-b6eadbac04d0/bin/ukojak-verify-CZk0znPC7b/data/476375eb0/ebccce60063944369f76044fee85d4b6 [2024-12-06 03:45:10,317 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 03:45:10,318 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 03:45:10,319 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 03:45:10,319 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 03:45:10,323 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 03:45:10,324 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:45:10" (1/1) ... [2024-12-06 03:45:10,325 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@477d149a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:45:10, skipping insertion in model container [2024-12-06 03:45:10,325 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:45:10" (1/1) ... [2024-12-06 03:45:10,338 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 03:45:10,474 WARN L250 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_de06b67a-5e54-4409-ae58-b6eadbac04d0/sv-benchmarks/c/array-patterns/array14_pattern.c[1285,1298] [2024-12-06 03:45:10,496 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:45:10,505 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 03:45:10,516 WARN L250 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_de06b67a-5e54-4409-ae58-b6eadbac04d0/sv-benchmarks/c/array-patterns/array14_pattern.c[1285,1298] [2024-12-06 03:45:10,526 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:45:10,540 INFO L204 MainTranslator]: Completed translation [2024-12-06 03:45:10,541 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:45:10 WrapperNode [2024-12-06 03:45:10,541 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 03:45:10,542 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 03:45:10,542 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 03:45:10,542 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 03:45:10,548 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:45:10" (1/1) ... [2024-12-06 03:45:10,555 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:45:10" (1/1) ... [2024-12-06 03:45:10,573 INFO L138 Inliner]: procedures = 16, calls = 18, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 92 [2024-12-06 03:45:10,574 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 03:45:10,574 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 03:45:10,574 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 03:45:10,575 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 03:45:10,582 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:45:10" (1/1) ... [2024-12-06 03:45:10,582 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:45:10" (1/1) ... [2024-12-06 03:45:10,584 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:45:10" (1/1) ... [2024-12-06 03:45:10,584 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:45:10" (1/1) ... [2024-12-06 03:45:10,589 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:45:10" (1/1) ... [2024-12-06 03:45:10,590 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:45:10" (1/1) ... [2024-12-06 03:45:10,593 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:45:10" (1/1) ... [2024-12-06 03:45:10,595 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:45:10" (1/1) ... [2024-12-06 03:45:10,596 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:45:10" (1/1) ... [2024-12-06 03:45:10,597 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 03:45:10,598 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 03:45:10,598 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 03:45:10,598 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 03:45:10,599 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:45:10" (1/1) ... [2024-12-06 03:45:10,605 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:45:10,617 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de06b67a-5e54-4409-ae58-b6eadbac04d0/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 03:45:10,629 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de06b67a-5e54-4409-ae58-b6eadbac04d0/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 03:45:10,632 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de06b67a-5e54-4409-ae58-b6eadbac04d0/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 03:45:10,658 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 03:45:10,658 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 03:45:10,658 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 03:45:10,658 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 03:45:10,658 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-06 03:45:10,658 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-12-06 03:45:10,658 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 03:45:10,658 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 03:45:10,658 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-12-06 03:45:10,659 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-06 03:45:10,724 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 03:45:10,726 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 03:45:10,907 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-12-06 03:45:10,907 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 03:45:10,961 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 03:45:10,961 INFO L312 CfgBuilder]: Removed 6 assume(true) statements. [2024-12-06 03:45:10,961 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:45:10 BoogieIcfgContainer [2024-12-06 03:45:10,961 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 03:45:10,962 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 03:45:10,962 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 03:45:10,969 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 03:45:10,969 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:45:10" (1/1) ... [2024-12-06 03:45:10,975 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 03:45:11,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:45:11,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 20 states and 28 transitions. [2024-12-06 03:45:11,016 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 28 transitions. [2024-12-06 03:45:11,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-12-06 03:45:11,019 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:45:11,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:45:11,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:45:11,123 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:45:11,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:45:11,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 20 states and 26 transitions. [2024-12-06 03:45:11,159 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 26 transitions. [2024-12-06 03:45:11,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-06 03:45:11,159 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:45:11,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:45:11,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:45:11,486 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-06 03:45:11,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:45:11,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 29 states and 42 transitions. [2024-12-06 03:45:11,651 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 42 transitions. [2024-12-06 03:45:11,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-06 03:45:11,652 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:45:11,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:45:11,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:45:11,832 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-06 03:45:11,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:45:11,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 31 states and 48 transitions. [2024-12-06 03:45:11,959 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2024-12-06 03:45:11,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-06 03:45:11,961 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:45:11,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:45:11,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:45:12,091 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-06 03:45:12,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:45:12,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 33 states and 52 transitions. [2024-12-06 03:45:12,138 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 52 transitions. [2024-12-06 03:45:12,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:45:12,139 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:45:12,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:45:12,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:45:12,235 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 03:45:12,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:45:12,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 34 states and 54 transitions. [2024-12-06 03:45:12,378 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 54 transitions. [2024-12-06 03:45:12,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-06 03:45:12,379 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:45:12,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:45:12,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:45:12,485 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 03:45:12,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:45:12,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 35 states and 57 transitions. [2024-12-06 03:45:12,656 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 57 transitions. [2024-12-06 03:45:12,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-06 03:45:12,657 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:45:12,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:45:12,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 03:45:12,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:45:12,717 INFO L256 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-12-06 03:45:12,723 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:45:12,886 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 11 treesize of output 7 [2024-12-06 03:45:13,472 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 292 treesize of output 266 [2024-12-06 03:45:15,086 INFO L349 Elim1Store]: treesize reduction 599, result has 5.4 percent of original size [2024-12-06 03:45:15,087 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 4 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 9 new quantified variables, introduced 22 case distinctions, treesize of input 266 treesize of output 719 [2024-12-06 03:45:16,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:45:16,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:45:16,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:45:16,062 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-06 03:45:16,064 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-06 03:45:16,097 INFO L349 Elim1Store]: treesize reduction 62, result has 1.6 percent of original size [2024-12-06 03:45:16,097 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 3 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 360 treesize of output 439 [2024-12-06 03:45:17,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:45:17,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:45:17,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:45:17,159 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-06 03:45:17,160 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-06 03:45:17,162 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 3 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 244 treesize of output 320 [2024-12-06 03:45:17,216 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 03:45:17,218 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 296 [2024-12-06 03:45:17,222 WARN L560 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2024-12-06 03:45:20,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:45:20,187 INFO L349 Elim1Store]: treesize reduction 38, result has 2.6 percent of original size [2024-12-06 03:45:20,188 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 311 treesize of output 251 [2024-12-06 03:45:30,261 WARN L286 SmtUtils]: Spent 9.90s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-06 03:45:31,154 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 03:45:31,156 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 197 [2024-12-06 03:45:31,295 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 03:45:31,297 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 247 [2024-12-06 03:45:31,638 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 03:45:31,640 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 310 [2024-12-06 03:45:32,193 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 03:45:32,195 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 259 [2024-12-06 03:45:34,876 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 03:45:34,877 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 592 [2024-12-06 03:45:45,343 WARN L286 SmtUtils]: Spent 10.05s on a formula simplification that was a NOOP. DAG size: 23 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-06 03:45:55,698 WARN L286 SmtUtils]: Spent 10.03s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-06 03:46:09,259 WARN L286 SmtUtils]: Spent 10.60s on a formula simplification that was a NOOP. DAG size: 30 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-06 03:46:19,328 WARN L286 SmtUtils]: Spent 10.02s on a formula simplification that was a NOOP. DAG size: 23 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-06 03:46:24,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:46:24,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 03:46:35,586 WARN L286 SmtUtils]: Spent 11.08s on a formula simplification. DAG size of input: 32 DAG size of output: 22 (called from [L 346] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2024-12-06 03:46:35,586 INFO L349 Elim1Store]: treesize reduction 36, result has 50.0 percent of original size [2024-12-06 03:46:35,586 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 173 treesize of output 117 [2024-12-06 03:46:50,060 WARN L286 SmtUtils]: Spent 10.08s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-06 03:47:00,249 WARN L286 SmtUtils]: Spent 10.02s on a formula simplification that was a NOOP. DAG size: 16 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-06 03:47:10,357 WARN L286 SmtUtils]: Spent 10.04s on a formula simplification that was a NOOP. DAG size: 16 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-06 03:48:40,507 WARN L286 SmtUtils]: Spent 42.98s on a formula simplification. DAG size of input: 229 DAG size of output: 142 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 03:48:50,596 WARN L286 SmtUtils]: Spent 10.01s on a formula simplification that was a NOOP. DAG size: 16 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-06 03:49:04,994 WARN L286 SmtUtils]: Spent 10.01s on a formula simplification that was a NOOP. DAG size: 16 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-06 03:49:16,647 WARN L851 $PredicateComparison]: unable to prove that (and (= |c_ULTIMATE.start_main_~row~0#1| 0) (let ((.cse2 (* c_~ARR_SIZE~0 c_~ARR_SIZE~0)) (.cse0 (select |c_#memory_int| |c_ULTIMATE.start_main_~#array~0#1.base|)) (.cse1 (* c_~ARR_SIZE~0 4))) (or (exists ((v_z_46 Int)) (and (<= 0 v_z_46) (<= v_z_46 2147483647) (exists ((v_y_46 Int) (v_y_61 Int)) (and (= (select .cse0 (+ (* v_z_46 4) (* (+ c_~ARR_SIZE~0 (* v_y_61 (- 4294967296)) (* v_y_46 (- 4294967296)) (* (- 1) v_z_46) (- 4294967297)) .cse1))) 1) (= (+ v_z_46 .cse2) (+ (* (* v_y_46 c_~ARR_SIZE~0) 4294967296) (* (* v_y_61 c_~ARR_SIZE~0) 4294967296) (* v_z_46 c_~ARR_SIZE~0) (* c_~ARR_SIZE~0 4294967297))) (<= c_~ARR_SIZE~0 (+ v_z_46 (* v_y_61 4294967296) 4294967296 (* v_y_46 4294967296))))))) (exists ((v_z_37 Int) (v_y_37 Int) (v_DerPreprocessor_9 Int) (v_DerPreprocessor_5 Int) (v_y_22 Int)) (let ((.cse12 (* (- 1) v_z_37)) (.cse13 (* v_y_22 (- 4294967296))) (.cse14 (* v_y_37 (- 4294967296)))) (let ((.cse10 (* v_z_37 4)) (.cse11 (* (+ .cse12 (- 1) .cse13 c_~ARR_SIZE~0 .cse14) .cse1))) (let ((.cse4 (+ (- 17179869184) .cse10 .cse11)) (.cse9 (+ .cse10 (* (+ .cse12 .cse13 c_~ARR_SIZE~0 .cse14 (- 4294967297)) .cse1)))) (let ((.cse3 (store (store .cse0 .cse4 v_DerPreprocessor_5) .cse9 1)) (.cse5 (* v_y_22 4294967296)) (.cse6 (* v_y_37 4294967296)) (.cse7 (store .cse0 .cse4 v_DerPreprocessor_9)) (.cse8 (+ .cse10 .cse11))) (and (= (select .cse3 .cse4) v_DerPreprocessor_5) (= (select .cse0 .cse4) 1) (<= 2147483648 v_z_37) (<= (+ .cse5 v_z_37 .cse6 1) c_~ARR_SIZE~0) (= .cse3 (store (store .cse7 .cse8 (select .cse3 .cse8)) .cse9 1)) (<= c_~ARR_SIZE~0 (+ .cse5 v_z_37 .cse6 2147483648)) (= (select (store .cse7 .cse8 1) 0) 0) (<= v_z_37 4294967295))))))) (exists ((v_DerPreprocessor_5 Int) (v_z_22 Int) (v_z_33 Int)) (let ((.cse21 (* v_z_33 4)) (.cse22 (* v_z_22 .cse1))) (let ((.cse20 (+ .cse21 (- 17179869184) .cse22))) (let ((.cse19 (+ .cse21 (* .cse1 (+ v_z_22 (- 4294967296))))) (.cse17 (select .cse0 .cse20))) (let ((.cse15 (store .cse0 .cse20 .cse17)) (.cse16 (+ .cse21 .cse22)) (.cse18 (store (store .cse0 .cse20 v_DerPreprocessor_5) .cse19 .cse17))) (and (= (select (store .cse15 .cse16 .cse17) 0) 0) (<= v_z_22 2147483647) (<= v_z_33 4294967295) (= .cse18 (store (store .cse15 .cse16 (select .cse18 .cse16)) .cse19 .cse17)) (<= 0 v_z_22) (= (select .cse18 .cse20) v_DerPreprocessor_5) (<= 2147483648 v_z_33))))))) (exists ((v_z_46 Int)) (and (<= 0 v_z_46) (<= v_z_46 2147483647) (exists ((v_y_46 Int) (v_y_54 Int)) (and (= (+ (* (* v_y_46 c_~ARR_SIZE~0) 4294967296) c_~ARR_SIZE~0 (* (* v_y_54 c_~ARR_SIZE~0) 4294967296) (* v_z_46 c_~ARR_SIZE~0)) (+ v_z_46 .cse2)) (<= (+ v_z_46 (* v_y_54 4294967296) (* v_y_46 4294967296) 1) c_~ARR_SIZE~0) (= (select .cse0 (+ (* (+ (- 1) c_~ARR_SIZE~0 (* v_y_46 (- 4294967296)) (* (- 1) v_z_46) (* v_y_54 (- 4294967296))) .cse1) (* v_z_46 4))) 1))))))) (<= 1 c_~ARR_SIZE~0) (= |c_ULTIMATE.start_main_~#array~0#1.offset| 0) (= |c_ULTIMATE.start_main_~sum~0#1| 0)) is different from false [2024-12-06 03:49:26,880 WARN L286 SmtUtils]: Spent 10.04s on a formula simplification that was a NOOP. DAG size: 16 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-06 03:49:51,125 WARN L286 SmtUtils]: Spent 12.89s on a formula simplification that was a NOOP. DAG size: 146 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 03:49:51,219 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 788 treesize of output 746