./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-96.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70e8eeb-33ad-419e-bd6a-226c70403316/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70e8eeb-33ad-419e-bd6a-226c70403316/bin/uautomizer-verify-jihMAELWvX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70e8eeb-33ad-419e-bd6a-226c70403316/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70e8eeb-33ad-419e-bd6a-226c70403316/bin/uautomizer-verify-jihMAELWvX/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-96.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70e8eeb-33ad-419e-bd6a-226c70403316/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70e8eeb-33ad-419e-bd6a-226c70403316/bin/uautomizer-verify-jihMAELWvX --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 716bfe2f08f3d889af4fbe3a20c3c7ce3c563f93492828976757cbf85be2aae7 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:03:51,042 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:03:51,108 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70e8eeb-33ad-419e-bd6a-226c70403316/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-08 19:03:51,113 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 19:03:51,114 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 19:03:51,153 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:03:51,154 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 19:03:51,155 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 19:03:51,155 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-08 19:03:51,157 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-08 19:03:51,157 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:03:51,158 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 19:03:51,158 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:03:51,159 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:03:51,161 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 19:03:51,162 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:03:51,162 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:03:51,162 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 19:03:51,163 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 19:03:51,163 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 19:03:51,163 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:03:51,168 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:03:51,169 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:03:51,169 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:03:51,170 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:03:51,170 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 19:03:51,171 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:03:51,171 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:03:51,171 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:03:51,172 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 19:03:51,172 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-08 19:03:51,173 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 19:03:51,174 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 19:03:51,174 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:03:51,175 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:03:51,175 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:03:51,176 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-08 19:03:51,176 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 19:03:51,176 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 19:03:51,177 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-08 19:03:51,177 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-08 19:03:51,177 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-08 19:03:51,178 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_c70e8eeb-33ad-419e-bd6a-226c70403316/bin/uautomizer-verify-jihMAELWvX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70e8eeb-33ad-419e-bd6a-226c70403316/bin/uautomizer-verify-jihMAELWvX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 716bfe2f08f3d889af4fbe3a20c3c7ce3c563f93492828976757cbf85be2aae7 [2024-11-08 19:03:51,475 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:03:51,499 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:03:51,503 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:03:51,504 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:03:51,505 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:03:51,506 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70e8eeb-33ad-419e-bd6a-226c70403316/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-96.i Unable to find full path for "g++" [2024-11-08 19:03:53,615 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:03:53,841 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:03:53,842 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70e8eeb-33ad-419e-bd6a-226c70403316/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-96.i [2024-11-08 19:03:53,851 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70e8eeb-33ad-419e-bd6a-226c70403316/bin/uautomizer-verify-jihMAELWvX/data/fb6bad295/292566d7b4e043ed929df0defc6fcfe5/FLAG74ac45615 [2024-11-08 19:03:54,222 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70e8eeb-33ad-419e-bd6a-226c70403316/bin/uautomizer-verify-jihMAELWvX/data/fb6bad295/292566d7b4e043ed929df0defc6fcfe5 [2024-11-08 19:03:54,225 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:03:54,226 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:03:54,228 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:03:54,228 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:03:54,235 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:03:54,237 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:03:54" (1/1) ... [2024-11-08 19:03:54,241 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4122ba0f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:03:54, skipping insertion in model container [2024-11-08 19:03:54,241 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:03:54" (1/1) ... [2024-11-08 19:03:54,268 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:03:54,459 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_c70e8eeb-33ad-419e-bd6a-226c70403316/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-96.i[915,928] [2024-11-08 19:03:54,506 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:03:54,518 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:03:54,531 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_c70e8eeb-33ad-419e-bd6a-226c70403316/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-96.i[915,928] [2024-11-08 19:03:54,560 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:03:54,581 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:03:54,581 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:03:54 WrapperNode [2024-11-08 19:03:54,581 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:03:54,583 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:03:54,583 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:03:54,583 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:03:54,589 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:03:54" (1/1) ... [2024-11-08 19:03:54,598 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:03:54" (1/1) ... [2024-11-08 19:03:54,637 INFO L138 Inliner]: procedures = 26, calls = 34, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 122 [2024-11-08 19:03:54,638 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:03:54,638 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:03:54,639 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:03:54,639 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:03:54,651 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:03:54" (1/1) ... [2024-11-08 19:03:54,652 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:03:54" (1/1) ... [2024-11-08 19:03:54,654 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:03:54" (1/1) ... [2024-11-08 19:03:54,669 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-08 19:03:54,670 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:03:54" (1/1) ... [2024-11-08 19:03:54,670 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:03:54" (1/1) ... [2024-11-08 19:03:54,677 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:03:54" (1/1) ... [2024-11-08 19:03:54,680 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:03:54" (1/1) ... [2024-11-08 19:03:54,682 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:03:54" (1/1) ... [2024-11-08 19:03:54,683 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:03:54" (1/1) ... [2024-11-08 19:03:54,686 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:03:54,687 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:03:54,688 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:03:54,688 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:03:54,689 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:03:54" (1/1) ... [2024-11-08 19:03:54,699 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 19:03:54,715 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70e8eeb-33ad-419e-bd6a-226c70403316/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 19:03:54,729 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70e8eeb-33ad-419e-bd6a-226c70403316/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-08 19:03:54,732 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70e8eeb-33ad-419e-bd6a-226c70403316/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-08 19:03:54,766 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:03:54,766 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 19:03:54,767 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 19:03:54,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-08 19:03:54,767 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:03:54,767 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:03:54,879 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:03:54,883 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:03:55,240 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-11-08 19:03:55,240 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:03:55,261 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 19:03:55,261 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 19:03:55,261 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:03:55 BoogieIcfgContainer [2024-11-08 19:03:55,262 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 19:03:55,269 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-08 19:03:55,269 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-08 19:03:55,274 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-08 19:03:55,275 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 07:03:54" (1/3) ... [2024-11-08 19:03:55,276 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33e30458 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 07:03:55, skipping insertion in model container [2024-11-08 19:03:55,277 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:03:54" (2/3) ... [2024-11-08 19:03:55,277 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33e30458 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 07:03:55, skipping insertion in model container [2024-11-08 19:03:55,277 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:03:55" (3/3) ... [2024-11-08 19:03:55,279 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount25_file-96.i [2024-11-08 19:03:55,314 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-08 19:03:55,315 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-08 19:03:55,379 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-08 19:03:55,386 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@76759997, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 19:03:55,386 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-08 19:03:55,390 INFO L276 IsEmpty]: Start isEmpty. Operand has 59 states, 35 states have (on average 1.3142857142857143) internal successors, (46), 36 states have internal predecessors, (46), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2024-11-08 19:03:55,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2024-11-08 19:03:55,402 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 19:03:55,402 INFO L215 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 19:03:55,403 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 19:03:55,408 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:03:55,409 INFO L85 PathProgramCache]: Analyzing trace with hash -1032854724, now seen corresponding path program 1 times [2024-11-08 19:03:55,417 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 19:03:55,417 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1252037261] [2024-11-08 19:03:55,418 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:03:55,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:03:55,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:03:55,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 19:03:55,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:03:55,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 19:03:55,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:03:55,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-08 19:03:55,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:03:55,691 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 19:03:55,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:03:55,698 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 19:03:55,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:03:55,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-08 19:03:55,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:03:55,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 19:03:55,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:03:55,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-08 19:03:55,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:03:55,739 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-08 19:03:55,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:03:55,752 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-08 19:03:55,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:03:55,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-08 19:03:55,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:03:55,776 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-08 19:03:55,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:03:55,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-08 19:03:55,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:03:55,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-08 19:03:55,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:03:55,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-08 19:03:55,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:03:55,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-08 19:03:55,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:03:55,848 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-08 19:03:55,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:03:55,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-08 19:03:55,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:03:55,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-08 19:03:55,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:03:55,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-08 19:03:55,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:03:55,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-08 19:03:55,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:03:55,893 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2024-11-08 19:03:55,893 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 19:03:55,894 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1252037261] [2024-11-08 19:03:55,894 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1252037261] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 19:03:55,894 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 19:03:55,895 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 19:03:55,896 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1359190221] [2024-11-08 19:03:55,897 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 19:03:55,901 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-08 19:03:55,901 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 19:03:55,920 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-08 19:03:55,921 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 19:03:55,923 INFO L87 Difference]: Start difference. First operand has 59 states, 35 states have (on average 1.3142857142857143) internal successors, (46), 36 states have internal predecessors, (46), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) Second operand has 2 states, 2 states have (on average 14.0) internal successors, (28), 2 states have internal predecessors, (28), 2 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-08 19:03:55,951 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 19:03:55,952 INFO L93 Difference]: Finished difference Result 111 states and 191 transitions. [2024-11-08 19:03:55,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 19:03:55,954 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 14.0) internal successors, (28), 2 states have internal predecessors, (28), 2 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 2 states have call successors, (21) Word has length 130 [2024-11-08 19:03:55,954 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 19:03:55,962 INFO L225 Difference]: With dead ends: 111 [2024-11-08 19:03:55,962 INFO L226 Difference]: Without dead ends: 55 [2024-11-08 19:03:55,966 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 19:03:55,973 INFO L432 NwaCegarLoop]: 81 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 81 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 19:03:55,975 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 81 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 19:03:55,994 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2024-11-08 19:03:56,023 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 55. [2024-11-08 19:03:56,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 55 states, 32 states have (on average 1.21875) internal successors, (39), 32 states have internal predecessors, (39), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2024-11-08 19:03:56,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 81 transitions. [2024-11-08 19:03:56,028 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 81 transitions. Word has length 130 [2024-11-08 19:03:56,028 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 19:03:56,029 INFO L471 AbstractCegarLoop]: Abstraction has 55 states and 81 transitions. [2024-11-08 19:03:56,029 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 14.0) internal successors, (28), 2 states have internal predecessors, (28), 2 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-08 19:03:56,029 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 81 transitions. [2024-11-08 19:03:56,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2024-11-08 19:03:56,032 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 19:03:56,033 INFO L215 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 19:03:56,033 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-08 19:03:56,033 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 19:03:56,034 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:03:56,034 INFO L85 PathProgramCache]: Analyzing trace with hash 1434155574, now seen corresponding path program 1 times [2024-11-08 19:03:56,034 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 19:03:56,034 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1004819001] [2024-11-08 19:03:56,034 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:03:56,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:03:56,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 19:03:56,249 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1622156116] [2024-11-08 19:03:56,250 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:03:56,250 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 19:03:56,250 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70e8eeb-33ad-419e-bd6a-226c70403316/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 19:03:56,252 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70e8eeb-33ad-419e-bd6a-226c70403316/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 19:03:56,254 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70e8eeb-33ad-419e-bd6a-226c70403316/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-08 19:03:56,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:03:56,481 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 19:03:56,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:03:56,662 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-08 19:03:56,663 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-08 19:03:56,667 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-08 19:03:56,691 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70e8eeb-33ad-419e-bd6a-226c70403316/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-08 19:03:56,870 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70e8eeb-33ad-419e-bd6a-226c70403316/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 19:03:56,873 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1] [2024-11-08 19:03:56,964 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-08 19:03:56,968 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.11 07:03:56 BoogieIcfgContainer [2024-11-08 19:03:56,968 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-08 19:03:56,969 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 19:03:56,969 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 19:03:56,969 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 19:03:56,970 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:03:55" (3/4) ... [2024-11-08 19:03:56,973 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 19:03:56,974 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 19:03:56,974 INFO L158 Benchmark]: Toolchain (without parser) took 2748.34ms. Allocated memory is still 222.3MB. Free memory was 185.1MB in the beginning and 140.7MB in the end (delta: 44.4MB). Peak memory consumption was 46.0MB. Max. memory is 16.1GB. [2024-11-08 19:03:56,975 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 142.6MB. Free memory is still 87.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:03:56,975 INFO L158 Benchmark]: CACSL2BoogieTranslator took 354.16ms. Allocated memory is still 222.3MB. Free memory was 185.1MB in the beginning and 170.8MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 19:03:56,976 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.31ms. Allocated memory is still 222.3MB. Free memory was 170.8MB in the beginning and 168.3MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:03:56,976 INFO L158 Benchmark]: Boogie Preprocessor took 48.22ms. Allocated memory is still 222.3MB. Free memory was 168.3MB in the beginning and 164.7MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 19:03:56,976 INFO L158 Benchmark]: RCFGBuilder took 574.35ms. Allocated memory is still 222.3MB. Free memory was 164.7MB in the beginning and 147.4MB in the end (delta: 17.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-08 19:03:56,977 INFO L158 Benchmark]: TraceAbstraction took 1699.22ms. Allocated memory is still 222.3MB. Free memory was 146.7MB in the beginning and 141.6MB in the end (delta: 5.1MB). Peak memory consumption was 8.3MB. Max. memory is 16.1GB. [2024-11-08 19:03:56,977 INFO L158 Benchmark]: Witness Printer took 5.00ms. Allocated memory is still 222.3MB. Free memory was 141.6MB in the beginning and 140.7MB in the end (delta: 969.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:03:56,980 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 142.6MB. Free memory is still 87.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 354.16ms. Allocated memory is still 222.3MB. Free memory was 185.1MB in the beginning and 170.8MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.31ms. Allocated memory is still 222.3MB. Free memory was 170.8MB in the beginning and 168.3MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 48.22ms. Allocated memory is still 222.3MB. Free memory was 168.3MB in the beginning and 164.7MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 574.35ms. Allocated memory is still 222.3MB. Free memory was 164.7MB in the beginning and 147.4MB in the end (delta: 17.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 1699.22ms. Allocated memory is still 222.3MB. Free memory was 146.7MB in the beginning and 141.6MB in the end (delta: 5.1MB). Peak memory consumption was 8.3MB. Max. memory is 16.1GB. * Witness Printer took 5.00ms. Allocated memory is still 222.3MB. Free memory was 141.6MB in the beginning and 140.7MB in the end (delta: 969.1kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 106, overapproximation of someBinaryArithmeticFLOAToperation at line 56. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned short int var_1_1 = 8; [L23] unsigned char var_1_2 = 0; [L24] unsigned short int var_1_3 = 8; [L25] unsigned short int var_1_4 = 1000; [L26] unsigned char var_1_5 = 1; [L27] unsigned char var_1_6 = 0; [L28] unsigned char var_1_7 = 1; [L29] unsigned char var_1_8 = 1; [L30] unsigned char var_1_9 = 1; [L31] float var_1_10 = 0.125; [L32] signed long int var_1_11 = 50; [L33] float var_1_12 = 1000000000000.45; [L34] float var_1_13 = 128.5; [L35] float var_1_14 = 10000000.625; [L36] signed char var_1_15 = -5; [L37] signed char var_1_16 = 10; VAL [isInitial=0, var_1_10=1/8, var_1_11=50, var_1_12=20000000000009/20, var_1_13=257/2, var_1_14=80000005/8, var_1_15=-5, var_1_16=10, var_1_1=8, var_1_2=0, var_1_3=8, var_1_4=1000, var_1_5=1, var_1_6=0, var_1_7=1, var_1_8=1, var_1_9=1] [L110] isInitial = 1 [L111] FCALL initially() [L112] COND TRUE 1 [L113] FCALL updateLastVariables() [L114] CALL updateVariables() [L70] var_1_2 = __VERIFIER_nondet_uchar() [L71] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1/8, var_1_11=50, var_1_12=20000000000009/20, var_1_13=257/2, var_1_14=80000005/8, var_1_15=-5, var_1_16=10, var_1_1=8, var_1_3=8, var_1_4=1000, var_1_5=1, var_1_6=0, var_1_7=1, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1/8, var_1_11=50, var_1_12=20000000000009/20, var_1_13=257/2, var_1_14=80000005/8, var_1_15=-5, var_1_16=10, var_1_1=8, var_1_3=8, var_1_4=1000, var_1_5=1, var_1_6=0, var_1_7=1, var_1_8=1, var_1_9=1] [L71] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, var_1_10=1/8, var_1_11=50, var_1_12=20000000000009/20, var_1_13=257/2, var_1_14=80000005/8, var_1_15=-5, var_1_16=10, var_1_1=8, var_1_3=8, var_1_4=1000, var_1_5=1, var_1_6=0, var_1_7=1, var_1_8=1, var_1_9=1] [L72] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=1/8, var_1_11=50, var_1_12=20000000000009/20, var_1_13=257/2, var_1_14=80000005/8, var_1_15=-5, var_1_16=10, var_1_1=8, var_1_2=0, var_1_3=8, var_1_4=1000, var_1_5=1, var_1_6=0, var_1_7=1, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1/8, var_1_11=50, var_1_12=20000000000009/20, var_1_13=257/2, var_1_14=80000005/8, var_1_15=-5, var_1_16=10, var_1_1=8, var_1_2=0, var_1_3=8, var_1_4=1000, var_1_5=1, var_1_6=0, var_1_7=1, var_1_8=1, var_1_9=1] [L72] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, var_1_10=1/8, var_1_11=50, var_1_12=20000000000009/20, var_1_13=257/2, var_1_14=80000005/8, var_1_15=-5, var_1_16=10, var_1_1=8, var_1_2=0, var_1_3=8, var_1_4=1000, var_1_5=1, var_1_6=0, var_1_7=1, var_1_8=1, var_1_9=1] [L73] var_1_3 = __VERIFIER_nondet_ushort() [L74] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1/8, var_1_11=50, var_1_12=20000000000009/20, var_1_13=257/2, var_1_14=80000005/8, var_1_15=-5, var_1_16=10, var_1_1=8, var_1_2=0, var_1_4=1000, var_1_5=1, var_1_6=0, var_1_7=1, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1/8, var_1_11=50, var_1_12=20000000000009/20, var_1_13=257/2, var_1_14=80000005/8, var_1_15=-5, var_1_16=10, var_1_1=8, var_1_2=0, var_1_4=1000, var_1_5=1, var_1_6=0, var_1_7=1, var_1_8=1, var_1_9=1] [L74] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, var_1_10=1/8, var_1_11=50, var_1_12=20000000000009/20, var_1_13=257/2, var_1_14=80000005/8, var_1_15=-5, var_1_16=10, var_1_1=8, var_1_2=0, var_1_4=1000, var_1_5=1, var_1_6=0, var_1_7=1, var_1_8=1, var_1_9=1] [L75] CALL assume_abort_if_not(var_1_3 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_10=1/8, var_1_11=50, var_1_12=20000000000009/20, var_1_13=257/2, var_1_14=80000005/8, var_1_15=-5, var_1_16=10, var_1_1=8, var_1_2=0, var_1_3=0, var_1_4=1000, var_1_5=1, var_1_6=0, var_1_7=1, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1/8, var_1_11=50, var_1_12=20000000000009/20, var_1_13=257/2, var_1_14=80000005/8, var_1_15=-5, var_1_16=10, var_1_1=8, var_1_2=0, var_1_3=0, var_1_4=1000, var_1_5=1, var_1_6=0, var_1_7=1, var_1_8=1, var_1_9=1] [L75] RET assume_abort_if_not(var_1_3 <= 65534) VAL [isInitial=1, var_1_10=1/8, var_1_11=50, var_1_12=20000000000009/20, var_1_13=257/2, var_1_14=80000005/8, var_1_15=-5, var_1_16=10, var_1_1=8, var_1_2=0, var_1_3=0, var_1_4=1000, var_1_5=1, var_1_6=0, var_1_7=1, var_1_8=1, var_1_9=1] [L76] var_1_4 = __VERIFIER_nondet_ushort() [L77] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1/8, var_1_11=50, var_1_12=20000000000009/20, var_1_13=257/2, var_1_14=80000005/8, var_1_15=-5, var_1_16=10, var_1_1=8, var_1_2=0, var_1_3=0, var_1_5=1, var_1_6=0, var_1_7=1, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1/8, var_1_11=50, var_1_12=20000000000009/20, var_1_13=257/2, var_1_14=80000005/8, var_1_15=-5, var_1_16=10, var_1_1=8, var_1_2=0, var_1_3=0, var_1_5=1, var_1_6=0, var_1_7=1, var_1_8=1, var_1_9=1] [L77] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, var_1_10=1/8, var_1_11=50, var_1_12=20000000000009/20, var_1_13=257/2, var_1_14=80000005/8, var_1_15=-5, var_1_16=10, var_1_1=8, var_1_2=0, var_1_3=0, var_1_5=1, var_1_6=0, var_1_7=1, var_1_8=1, var_1_9=1] [L78] CALL assume_abort_if_not(var_1_4 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_10=1/8, var_1_11=50, var_1_12=20000000000009/20, var_1_13=257/2, var_1_14=80000005/8, var_1_15=-5, var_1_16=10, var_1_1=8, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=0, var_1_7=1, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1/8, var_1_11=50, var_1_12=20000000000009/20, var_1_13=257/2, var_1_14=80000005/8, var_1_15=-5, var_1_16=10, var_1_1=8, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=0, var_1_7=1, var_1_8=1, var_1_9=1] [L78] RET assume_abort_if_not(var_1_4 <= 65534) VAL [isInitial=1, var_1_10=1/8, var_1_11=50, var_1_12=20000000000009/20, var_1_13=257/2, var_1_14=80000005/8, var_1_15=-5, var_1_16=10, var_1_1=8, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=0, var_1_7=1, var_1_8=1, var_1_9=1] [L79] var_1_6 = __VERIFIER_nondet_uchar() [L80] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1/8, var_1_11=50, var_1_12=20000000000009/20, var_1_13=257/2, var_1_14=80000005/8, var_1_15=-5, var_1_16=10, var_1_1=8, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=1, var_1_7=1, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1/8, var_1_11=50, var_1_12=20000000000009/20, var_1_13=257/2, var_1_14=80000005/8, var_1_15=-5, var_1_16=10, var_1_1=8, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=1, var_1_7=1, var_1_8=1, var_1_9=1] [L80] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, var_1_10=1/8, var_1_11=50, var_1_12=20000000000009/20, var_1_13=257/2, var_1_14=80000005/8, var_1_15=-5, var_1_16=10, var_1_1=8, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=1, var_1_7=1, var_1_8=1, var_1_9=1] [L81] CALL assume_abort_if_not(var_1_6 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=1/8, var_1_11=50, var_1_12=20000000000009/20, var_1_13=257/2, var_1_14=80000005/8, var_1_15=-5, var_1_16=10, var_1_1=8, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1/8, var_1_11=50, var_1_12=20000000000009/20, var_1_13=257/2, var_1_14=80000005/8, var_1_15=-5, var_1_16=10, var_1_1=8, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=1] [L81] RET assume_abort_if_not(var_1_6 <= 1) VAL [isInitial=1, var_1_10=1/8, var_1_11=50, var_1_12=20000000000009/20, var_1_13=257/2, var_1_14=80000005/8, var_1_15=-5, var_1_16=10, var_1_1=8, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=1] [L82] var_1_7 = __VERIFIER_nondet_uchar() [L83] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1/8, var_1_11=50, var_1_12=20000000000009/20, var_1_13=257/2, var_1_14=80000005/8, var_1_15=-5, var_1_16=10, var_1_1=8, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1/8, var_1_11=50, var_1_12=20000000000009/20, var_1_13=257/2, var_1_14=80000005/8, var_1_15=-5, var_1_16=10, var_1_1=8, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_8=1, var_1_9=1] [L83] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, var_1_10=1/8, var_1_11=50, var_1_12=20000000000009/20, var_1_13=257/2, var_1_14=80000005/8, var_1_15=-5, var_1_16=10, var_1_1=8, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_8=1, var_1_9=1] [L84] CALL assume_abort_if_not(var_1_7 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=1/8, var_1_11=50, var_1_12=20000000000009/20, var_1_13=257/2, var_1_14=80000005/8, var_1_15=-5, var_1_16=10, var_1_1=8, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=0, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1/8, var_1_11=50, var_1_12=20000000000009/20, var_1_13=257/2, var_1_14=80000005/8, var_1_15=-5, var_1_16=10, var_1_1=8, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=0, var_1_8=1, var_1_9=1] [L84] RET assume_abort_if_not(var_1_7 <= 1) VAL [isInitial=1, var_1_10=1/8, var_1_11=50, var_1_12=20000000000009/20, var_1_13=257/2, var_1_14=80000005/8, var_1_15=-5, var_1_16=10, var_1_1=8, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=0, var_1_8=1, var_1_9=1] [L85] var_1_8 = __VERIFIER_nondet_uchar() [L86] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1/8, var_1_11=50, var_1_12=20000000000009/20, var_1_13=257/2, var_1_14=80000005/8, var_1_15=-5, var_1_16=10, var_1_1=8, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1/8, var_1_11=50, var_1_12=20000000000009/20, var_1_13=257/2, var_1_14=80000005/8, var_1_15=-5, var_1_16=10, var_1_1=8, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=0, var_1_9=1] [L86] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, var_1_10=1/8, var_1_11=50, var_1_12=20000000000009/20, var_1_13=257/2, var_1_14=80000005/8, var_1_15=-5, var_1_16=10, var_1_1=8, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=0, var_1_9=1] [L87] CALL assume_abort_if_not(var_1_8 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=1/8, var_1_11=50, var_1_12=20000000000009/20, var_1_13=257/2, var_1_14=80000005/8, var_1_15=-5, var_1_16=10, var_1_1=8, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1/8, var_1_11=50, var_1_12=20000000000009/20, var_1_13=257/2, var_1_14=80000005/8, var_1_15=-5, var_1_16=10, var_1_1=8, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=1] [L87] RET assume_abort_if_not(var_1_8 <= 1) VAL [isInitial=1, var_1_10=1/8, var_1_11=50, var_1_12=20000000000009/20, var_1_13=257/2, var_1_14=80000005/8, var_1_15=-5, var_1_16=10, var_1_1=8, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=1] [L88] var_1_9 = __VERIFIER_nondet_uchar() [L89] CALL assume_abort_if_not(var_1_9 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=1/8, var_1_11=50, var_1_12=20000000000009/20, var_1_13=257/2, var_1_14=80000005/8, var_1_15=-5, var_1_16=10, var_1_1=8, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1/8, var_1_11=50, var_1_12=20000000000009/20, var_1_13=257/2, var_1_14=80000005/8, var_1_15=-5, var_1_16=10, var_1_1=8, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=1] [L89] RET assume_abort_if_not(var_1_9 >= 1) VAL [isInitial=1, var_1_10=1/8, var_1_11=50, var_1_12=20000000000009/20, var_1_13=257/2, var_1_14=80000005/8, var_1_15=-5, var_1_16=10, var_1_1=8, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=1] [L90] CALL assume_abort_if_not(var_1_9 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=1/8, var_1_11=50, var_1_12=20000000000009/20, var_1_13=257/2, var_1_14=80000005/8, var_1_15=-5, var_1_16=10, var_1_1=8, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1/8, var_1_11=50, var_1_12=20000000000009/20, var_1_13=257/2, var_1_14=80000005/8, var_1_15=-5, var_1_16=10, var_1_1=8, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=1] [L90] RET assume_abort_if_not(var_1_9 <= 1) VAL [isInitial=1, var_1_10=1/8, var_1_11=50, var_1_12=20000000000009/20, var_1_13=257/2, var_1_14=80000005/8, var_1_15=-5, var_1_16=10, var_1_1=8, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=1] [L91] var_1_11 = __VERIFIER_nondet_long() [L92] CALL assume_abort_if_not(var_1_11 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=1/8, var_1_11=-1, var_1_12=20000000000009/20, var_1_13=257/2, var_1_14=80000005/8, var_1_15=-5, var_1_16=10, var_1_1=8, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1/8, var_1_11=-1, var_1_12=20000000000009/20, var_1_13=257/2, var_1_14=80000005/8, var_1_15=-5, var_1_16=10, var_1_1=8, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=1] [L92] RET assume_abort_if_not(var_1_11 >= -2147483648) VAL [isInitial=1, var_1_10=1/8, var_1_11=-1, var_1_12=20000000000009/20, var_1_13=257/2, var_1_14=80000005/8, var_1_15=-5, var_1_16=10, var_1_1=8, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=1] [L93] CALL assume_abort_if_not(var_1_11 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=1/8, var_1_11=-1, var_1_12=20000000000009/20, var_1_13=257/2, var_1_14=80000005/8, var_1_15=-5, var_1_16=10, var_1_1=8, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1/8, var_1_11=-1, var_1_12=20000000000009/20, var_1_13=257/2, var_1_14=80000005/8, var_1_15=-5, var_1_16=10, var_1_1=8, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=1] [L93] RET assume_abort_if_not(var_1_11 <= 2147483647) VAL [isInitial=1, var_1_10=1/8, var_1_11=-1, var_1_12=20000000000009/20, var_1_13=257/2, var_1_14=80000005/8, var_1_15=-5, var_1_16=10, var_1_1=8, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=1] [L94] CALL assume_abort_if_not(var_1_11 != 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1/8, var_1_11=-1, var_1_12=20000000000009/20, var_1_13=257/2, var_1_14=80000005/8, var_1_15=-5, var_1_16=10, var_1_1=8, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1/8, var_1_11=-1, var_1_12=20000000000009/20, var_1_13=257/2, var_1_14=80000005/8, var_1_15=-5, var_1_16=10, var_1_1=8, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=1] [L94] RET assume_abort_if_not(var_1_11 != 0) VAL [isInitial=1, var_1_10=1/8, var_1_11=-1, var_1_12=20000000000009/20, var_1_13=257/2, var_1_14=80000005/8, var_1_15=-5, var_1_16=10, var_1_1=8, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=1] [L95] var_1_12 = __VERIFIER_nondet_float() [L96] CALL assume_abort_if_not((var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 4611686.018427382800e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=1/8, var_1_11=-1, var_1_13=257/2, var_1_14=80000005/8, var_1_15=-5, var_1_16=10, var_1_1=8, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1/8, var_1_11=-1, var_1_13=257/2, var_1_14=80000005/8, var_1_15=-5, var_1_16=10, var_1_1=8, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=1] [L96] RET assume_abort_if_not((var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 4611686.018427382800e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=1/8, var_1_11=-1, var_1_13=257/2, var_1_14=80000005/8, var_1_15=-5, var_1_16=10, var_1_1=8, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=1] [L97] var_1_13 = __VERIFIER_nondet_float() [L98] CALL assume_abort_if_not((var_1_13 >= 0.0F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 4611686.018427382800e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=1/8, var_1_11=-1, var_1_14=80000005/8, var_1_15=-5, var_1_16=10, var_1_1=8, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1/8, var_1_11=-1, var_1_14=80000005/8, var_1_15=-5, var_1_16=10, var_1_1=8, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=1] [L98] RET assume_abort_if_not((var_1_13 >= 0.0F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 4611686.018427382800e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=1/8, var_1_11=-1, var_1_14=80000005/8, var_1_15=-5, var_1_16=10, var_1_1=8, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=1] [L99] var_1_16 = __VERIFIER_nondet_char() [L100] CALL assume_abort_if_not(var_1_16 >= -127) VAL [\old(cond)=1, isInitial=1, var_1_10=1/8, var_1_11=-1, var_1_14=80000005/8, var_1_15=-5, var_1_16=-127, var_1_1=8, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1/8, var_1_11=-1, var_1_14=80000005/8, var_1_15=-5, var_1_16=-127, var_1_1=8, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=1] [L100] RET assume_abort_if_not(var_1_16 >= -127) VAL [isInitial=1, var_1_10=1/8, var_1_11=-1, var_1_14=80000005/8, var_1_15=-5, var_1_16=-127, var_1_1=8, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=1] [L101] CALL assume_abort_if_not(var_1_16 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=1/8, var_1_11=-1, var_1_14=80000005/8, var_1_15=-5, var_1_16=-127, var_1_1=8, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1/8, var_1_11=-1, var_1_14=80000005/8, var_1_15=-5, var_1_16=-127, var_1_1=8, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=1] [L101] RET assume_abort_if_not(var_1_16 <= 126) VAL [isInitial=1, var_1_10=1/8, var_1_11=-1, var_1_14=80000005/8, var_1_15=-5, var_1_16=-127, var_1_1=8, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=1] [L114] RET updateVariables() [L115] CALL step() [L41] unsigned char stepLocal_0 = var_1_6; VAL [isInitial=1, stepLocal_0=1, var_1_10=1/8, var_1_11=-1, var_1_14=80000005/8, var_1_15=-5, var_1_16=-127, var_1_1=8, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=1] [L42] COND FALSE !(\read(var_1_2)) VAL [isInitial=1, stepLocal_0=1, var_1_10=1/8, var_1_11=-1, var_1_14=80000005/8, var_1_15=-5, var_1_16=-127, var_1_1=8, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=1] [L47] var_1_14 = var_1_12 [L48] var_1_15 = var_1_16 VAL [isInitial=1, stepLocal_0=1, var_1_10=1/8, var_1_11=-1, var_1_12=2, var_1_14=2, var_1_15=-127, var_1_16=-127, var_1_1=8, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=1] [L49] COND FALSE !(! var_1_5) [L52] var_1_1 = var_1_4 VAL [isInitial=1, stepLocal_0=1, var_1_10=1/8, var_1_11=-1, var_1_12=2, var_1_14=2, var_1_15=-127, var_1_16=-127, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=1] [L54] signed long int stepLocal_1 = -2 / var_1_11; VAL [isInitial=1, stepLocal_0=1, stepLocal_1=1, var_1_10=1/8, var_1_11=-1, var_1_12=2, var_1_14=2, var_1_15=-127, var_1_16=-127, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=1] [L55] COND TRUE stepLocal_1 > (((((var_1_4) > (var_1_3)) ? (var_1_4) : (var_1_3))) * var_1_1) [L56] var_1_10 = ((var_1_12 - var_1_13) + 9.8f) VAL [isInitial=1, stepLocal_0=1, var_1_11=-1, var_1_12=2, var_1_14=2, var_1_15=-127, var_1_16=-127, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=1] [L115] RET step() [L116] CALL, EXPR property() [L106-L107] return (((((! var_1_5) ? (var_1_1 == ((unsigned short int) ((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4))))) : (var_1_1 == ((unsigned short int) var_1_4))) && (var_1_2 ? ((var_1_6 && (var_1_7 || var_1_8)) ? (var_1_5 == ((unsigned char) var_1_9)) : 1) : 1)) && (((-2 / var_1_11) > (((((var_1_4) > (var_1_3)) ? (var_1_4) : (var_1_3))) * var_1_1)) ? (var_1_10 == ((float) ((var_1_12 - var_1_13) + 9.8f))) : (var_1_5 ? (var_1_5 ? (var_1_10 == ((float) var_1_12)) : (var_1_10 == ((float) var_1_13))) : (var_1_10 == ((float) var_1_12))))) && (var_1_14 == ((float) var_1_12))) && (var_1_15 == ((signed char) var_1_16)) ; VAL [\result=0, isInitial=1, var_1_11=-1, var_1_12=2, var_1_14=2, var_1_15=-127, var_1_16=-127, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=1] [L116] RET, EXPR property() [L116] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_11=-1, var_1_12=2, var_1_14=2, var_1_15=-127, var_1_16=-127, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=1] [L19] reach_error() VAL [isInitial=1, var_1_11=-1, var_1_12=2, var_1_14=2, var_1_15=-127, var_1_16=-127, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 59 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.5s, OverallIterations: 2, TraceHistogramMax: 21, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 81 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 0 IncrementalHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 81 mSDtfsCounter, 0 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 65 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=59occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 390 NumberOfCodeBlocks, 390 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 129 ConstructedInterpolants, 0 QuantifiedInterpolants, 129 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 840/840 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 19:03:57,019 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70e8eeb-33ad-419e-bd6a-226c70403316/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70e8eeb-33ad-419e-bd6a-226c70403316/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70e8eeb-33ad-419e-bd6a-226c70403316/bin/uautomizer-verify-jihMAELWvX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70e8eeb-33ad-419e-bd6a-226c70403316/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70e8eeb-33ad-419e-bd6a-226c70403316/bin/uautomizer-verify-jihMAELWvX/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-96.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70e8eeb-33ad-419e-bd6a-226c70403316/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70e8eeb-33ad-419e-bd6a-226c70403316/bin/uautomizer-verify-jihMAELWvX --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 716bfe2f08f3d889af4fbe3a20c3c7ce3c563f93492828976757cbf85be2aae7 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:03:59,401 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:03:59,507 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70e8eeb-33ad-419e-bd6a-226c70403316/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-08 19:03:59,513 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 19:03:59,514 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 19:03:59,550 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:03:59,554 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 19:03:59,554 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 19:03:59,555 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-08 19:03:59,555 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-08 19:03:59,556 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:03:59,556 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 19:03:59,557 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:03:59,558 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:03:59,559 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 19:03:59,559 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:03:59,559 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:03:59,560 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 19:03:59,562 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 19:03:59,563 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:03:59,563 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:03:59,567 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:03:59,567 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:03:59,567 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 19:03:59,568 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 19:03:59,568 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:03:59,568 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 19:03:59,569 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 19:03:59,569 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:03:59,571 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:03:59,571 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:03:59,571 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 19:03:59,572 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-08 19:03:59,572 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 19:03:59,572 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 19:03:59,573 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:03:59,573 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:03:59,573 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:03:59,574 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-08 19:03:59,574 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 19:03:59,575 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 19:03:59,576 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-08 19:03:59,576 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-08 19:03:59,576 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-08 19:03:59,577 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_c70e8eeb-33ad-419e-bd6a-226c70403316/bin/uautomizer-verify-jihMAELWvX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70e8eeb-33ad-419e-bd6a-226c70403316/bin/uautomizer-verify-jihMAELWvX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 716bfe2f08f3d889af4fbe3a20c3c7ce3c563f93492828976757cbf85be2aae7 [2024-11-08 19:03:59,999 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:04:00,029 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:04:00,031 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:04:00,034 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:04:00,034 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:04:00,036 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70e8eeb-33ad-419e-bd6a-226c70403316/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-96.i Unable to find full path for "g++" [2024-11-08 19:04:02,074 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:04:02,356 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:04:02,357 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70e8eeb-33ad-419e-bd6a-226c70403316/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-96.i [2024-11-08 19:04:02,365 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70e8eeb-33ad-419e-bd6a-226c70403316/bin/uautomizer-verify-jihMAELWvX/data/9ea3a5bf5/aaa679a8b62a4402bc3f27cc093bb311/FLAG1237b946a [2024-11-08 19:04:02,651 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70e8eeb-33ad-419e-bd6a-226c70403316/bin/uautomizer-verify-jihMAELWvX/data/9ea3a5bf5/aaa679a8b62a4402bc3f27cc093bb311 [2024-11-08 19:04:02,654 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:04:02,661 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:04:02,666 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:04:02,666 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:04:02,673 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:04:02,674 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:04:02" (1/1) ... [2024-11-08 19:04:02,675 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c18ef6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:04:02, skipping insertion in model container [2024-11-08 19:04:02,675 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:04:02" (1/1) ... [2024-11-08 19:04:02,717 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:04:02,953 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_c70e8eeb-33ad-419e-bd6a-226c70403316/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-96.i[915,928] [2024-11-08 19:04:03,032 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:04:03,057 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:04:03,071 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_c70e8eeb-33ad-419e-bd6a-226c70403316/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-96.i[915,928] [2024-11-08 19:04:03,113 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:04:03,139 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:04:03,140 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:04:03 WrapperNode [2024-11-08 19:04:03,141 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:04:03,142 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:04:03,142 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:04:03,142 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:04:03,150 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:04:03" (1/1) ... [2024-11-08 19:04:03,164 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:04:03" (1/1) ... [2024-11-08 19:04:03,196 INFO L138 Inliner]: procedures = 27, calls = 34, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 120 [2024-11-08 19:04:03,200 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:04:03,201 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:04:03,201 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:04:03,204 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:04:03,216 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:04:03" (1/1) ... [2024-11-08 19:04:03,216 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:04:03" (1/1) ... [2024-11-08 19:04:03,219 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:04:03" (1/1) ... [2024-11-08 19:04:03,244 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-08 19:04:03,245 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:04:03" (1/1) ... [2024-11-08 19:04:03,248 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:04:03" (1/1) ... [2024-11-08 19:04:03,262 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:04:03" (1/1) ... [2024-11-08 19:04:03,265 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:04:03" (1/1) ... [2024-11-08 19:04:03,270 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:04:03" (1/1) ... [2024-11-08 19:04:03,275 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:04:03" (1/1) ... [2024-11-08 19:04:03,279 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:04:03,283 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:04:03,283 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:04:03,283 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:04:03,284 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:04:03" (1/1) ... [2024-11-08 19:04:03,295 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 19:04:03,307 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70e8eeb-33ad-419e-bd6a-226c70403316/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 19:04:03,320 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70e8eeb-33ad-419e-bd6a-226c70403316/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-08 19:04:03,329 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70e8eeb-33ad-419e-bd6a-226c70403316/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-08 19:04:03,360 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:04:03,360 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-08 19:04:03,361 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 19:04:03,361 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 19:04:03,361 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:04:03,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:04:03,471 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:04:03,473 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:04:03,960 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-11-08 19:04:03,960 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:04:03,984 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 19:04:03,984 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 19:04:03,984 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:04:03 BoogieIcfgContainer [2024-11-08 19:04:03,984 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 19:04:03,987 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-08 19:04:03,987 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-08 19:04:03,990 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-08 19:04:03,990 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 07:04:02" (1/3) ... [2024-11-08 19:04:03,991 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a7aadd2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 07:04:03, skipping insertion in model container [2024-11-08 19:04:03,991 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:04:03" (2/3) ... [2024-11-08 19:04:03,992 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a7aadd2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 07:04:03, skipping insertion in model container [2024-11-08 19:04:03,992 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:04:03" (3/3) ... [2024-11-08 19:04:03,993 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount25_file-96.i [2024-11-08 19:04:04,012 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-08 19:04:04,012 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-08 19:04:04,074 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-08 19:04:04,081 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@5fd0e9fc, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 19:04:04,081 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-08 19:04:04,086 INFO L276 IsEmpty]: Start isEmpty. Operand has 59 states, 35 states have (on average 1.3142857142857143) internal successors, (46), 36 states have internal predecessors, (46), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2024-11-08 19:04:04,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2024-11-08 19:04:04,099 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 19:04:04,100 INFO L215 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 19:04:04,101 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 19:04:04,105 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:04:04,105 INFO L85 PathProgramCache]: Analyzing trace with hash -1032854724, now seen corresponding path program 1 times [2024-11-08 19:04:04,118 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 19:04:04,119 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2024573069] [2024-11-08 19:04:04,119 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:04:04,120 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-08 19:04:04,120 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70e8eeb-33ad-419e-bd6a-226c70403316/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 19:04:04,123 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70e8eeb-33ad-419e-bd6a-226c70403316/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-08 19:04:04,141 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70e8eeb-33ad-419e-bd6a-226c70403316/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-08 19:04:04,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:04:04,439 INFO L255 TraceCheckSpWp]: Trace formula consists of 206 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-08 19:04:04,450 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:04:04,528 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 436 proven. 0 refuted. 0 times theorem prover too weak. 404 trivial. 0 not checked. [2024-11-08 19:04:04,528 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 19:04:04,529 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 19:04:04,532 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2024573069] [2024-11-08 19:04:04,532 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2024573069] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 19:04:04,533 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 19:04:04,533 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 19:04:04,535 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [538096429] [2024-11-08 19:04:04,537 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 19:04:04,542 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-08 19:04:04,543 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 19:04:04,574 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-08 19:04:04,575 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 19:04:04,578 INFO L87 Difference]: Start difference. First operand has 59 states, 35 states have (on average 1.3142857142857143) internal successors, (46), 36 states have internal predecessors, (46), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) Second operand has 2 states, 2 states have (on average 16.0) internal successors, (32), 2 states have internal predecessors, (32), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-08 19:04:04,604 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 19:04:04,605 INFO L93 Difference]: Finished difference Result 111 states and 191 transitions. [2024-11-08 19:04:04,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 19:04:04,607 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 16.0) internal successors, (32), 2 states have internal predecessors, (32), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 130 [2024-11-08 19:04:04,607 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 19:04:04,619 INFO L225 Difference]: With dead ends: 111 [2024-11-08 19:04:04,619 INFO L226 Difference]: Without dead ends: 55 [2024-11-08 19:04:04,623 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 129 GetRequests, 129 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 19:04:04,627 INFO L432 NwaCegarLoop]: 81 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 81 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 19:04:04,628 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 81 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 19:04:04,645 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2024-11-08 19:04:04,669 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 55. [2024-11-08 19:04:04,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 55 states, 32 states have (on average 1.21875) internal successors, (39), 32 states have internal predecessors, (39), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2024-11-08 19:04:04,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 81 transitions. [2024-11-08 19:04:04,674 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 81 transitions. Word has length 130 [2024-11-08 19:04:04,675 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 19:04:04,675 INFO L471 AbstractCegarLoop]: Abstraction has 55 states and 81 transitions. [2024-11-08 19:04:04,675 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 16.0) internal successors, (32), 2 states have internal predecessors, (32), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-08 19:04:04,676 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 81 transitions. [2024-11-08 19:04:04,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2024-11-08 19:04:04,679 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 19:04:04,679 INFO L215 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 19:04:04,689 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70e8eeb-33ad-419e-bd6a-226c70403316/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2024-11-08 19:04:04,880 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70e8eeb-33ad-419e-bd6a-226c70403316/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-08 19:04:04,880 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 19:04:04,881 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:04:04,881 INFO L85 PathProgramCache]: Analyzing trace with hash 1434155574, now seen corresponding path program 1 times [2024-11-08 19:04:04,882 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 19:04:04,882 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1121628856] [2024-11-08 19:04:04,883 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 19:04:04,883 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-08 19:04:04,883 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70e8eeb-33ad-419e-bd6a-226c70403316/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 19:04:04,886 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70e8eeb-33ad-419e-bd6a-226c70403316/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-08 19:04:04,887 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70e8eeb-33ad-419e-bd6a-226c70403316/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-08 19:04:05,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:04:05,570 INFO L255 TraceCheckSpWp]: Trace formula consists of 206 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-11-08 19:04:05,585 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:04:31,902 WARN L286 SmtUtils]: Spent 8.16s on a formula simplification that was a NOOP. DAG size: 55 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)