./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount50_file-84.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5e63e8-9ef2-434f-96f4-420449c3c454/bin/uautomizer-verify-bycVGegfSx/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5e63e8-9ef2-434f-96f4-420449c3c454/bin/uautomizer-verify-bycVGegfSx/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5e63e8-9ef2-434f-96f4-420449c3c454/bin/uautomizer-verify-bycVGegfSx/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5e63e8-9ef2-434f-96f4-420449c3c454/bin/uautomizer-verify-bycVGegfSx/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount50_file-84.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5e63e8-9ef2-434f-96f4-420449c3c454/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5e63e8-9ef2-434f-96f4-420449c3c454/bin/uautomizer-verify-bycVGegfSx --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 8c68e7f909dde8700553fab87bbeaa91d2497338979474d785c0ae04bfaf91cb --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 20:58:22,132 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 20:58:22,295 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5e63e8-9ef2-434f-96f4-420449c3c454/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-21 20:58:22,299 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 20:58:22,300 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-21 20:58:22,325 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 20:58:22,326 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-21 20:58:22,327 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-21 20:58:22,328 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-21 20:58:22,328 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-21 20:58:22,329 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 20:58:22,329 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-21 20:58:22,330 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 20:58:22,331 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 20:58:22,331 INFO L153 SettingsManager]: * Use SBE=true [2023-11-21 20:58:22,332 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 20:58:22,333 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 20:58:22,333 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 20:58:22,334 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 20:58:22,335 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 20:58:22,335 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 20:58:22,336 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 20:58:22,337 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 20:58:22,337 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 20:58:22,338 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 20:58:22,338 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 20:58:22,339 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 20:58:22,339 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 20:58:22,340 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-21 20:58:22,340 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-21 20:58:22,341 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-21 20:58:22,341 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 20:58:22,342 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 20:58:22,342 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 20:58:22,342 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 20:58:22,343 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-21 20:58:22,343 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 20:58:22,343 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-21 20:58:22,343 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-21 20:58:22,344 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 20:58:22,344 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-21 20:58:22,344 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 20:58:22,345 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_eb5e63e8-9ef2-434f-96f4-420449c3c454/bin/uautomizer-verify-bycVGegfSx/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5e63e8-9ef2-434f-96f4-420449c3c454/bin/uautomizer-verify-bycVGegfSx Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8c68e7f909dde8700553fab87bbeaa91d2497338979474d785c0ae04bfaf91cb [2023-11-21 20:58:22,656 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 20:58:22,687 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 20:58:22,691 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 20:58:22,692 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 20:58:22,692 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 20:58:22,694 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5e63e8-9ef2-434f-96f4-420449c3c454/bin/uautomizer-verify-bycVGegfSx/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount50_file-84.i [2023-11-21 20:58:25,798 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 20:58:26,077 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 20:58:26,079 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5e63e8-9ef2-434f-96f4-420449c3c454/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount50_file-84.i [2023-11-21 20:58:26,090 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5e63e8-9ef2-434f-96f4-420449c3c454/bin/uautomizer-verify-bycVGegfSx/data/f3a0984c5/3ac12d0431184b719806cd86224de0e1/FLAGf284f4611 [2023-11-21 20:58:26,105 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5e63e8-9ef2-434f-96f4-420449c3c454/bin/uautomizer-verify-bycVGegfSx/data/f3a0984c5/3ac12d0431184b719806cd86224de0e1 [2023-11-21 20:58:26,107 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 20:58:26,109 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 20:58:26,110 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 20:58:26,110 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 20:58:26,120 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 20:58:26,120 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 08:58:26" (1/1) ... [2023-11-21 20:58:26,121 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@341cfb1e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 08:58:26, skipping insertion in model container [2023-11-21 20:58:26,122 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 08:58:26" (1/1) ... [2023-11-21 20:58:26,172 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 20:58:26,323 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5e63e8-9ef2-434f-96f4-420449c3c454/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount50_file-84.i[915,928] [2023-11-21 20:58:26,388 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 20:58:26,402 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 20:58:26,412 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5e63e8-9ef2-434f-96f4-420449c3c454/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount50_file-84.i[915,928] [2023-11-21 20:58:26,449 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 20:58:26,466 INFO L206 MainTranslator]: Completed translation [2023-11-21 20:58:26,466 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 08:58:26 WrapperNode [2023-11-21 20:58:26,467 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 20:58:26,467 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 20:58:26,468 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 20:58:26,468 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 20:58:26,474 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 08:58:26" (1/1) ... [2023-11-21 20:58:26,484 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 08:58:26" (1/1) ... [2023-11-21 20:58:26,540 INFO L138 Inliner]: procedures = 26, calls = 35, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 186 [2023-11-21 20:58:26,556 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 20:58:26,557 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 20:58:26,557 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 20:58:26,557 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 20:58:26,566 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 08:58:26" (1/1) ... [2023-11-21 20:58:26,566 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 08:58:26" (1/1) ... [2023-11-21 20:58:26,570 INFO L184 PluginConnector]: Executing the observer HeapSplitter from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 08:58:26" (1/1) ... [2023-11-21 20:58:26,588 INFO L187 HeapSplitter]: Split 2 memory accesses to 1 slices as follows [2] [2023-11-21 20:58:26,589 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 08:58:26" (1/1) ... [2023-11-21 20:58:26,589 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 08:58:26" (1/1) ... [2023-11-21 20:58:26,602 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 08:58:26" (1/1) ... [2023-11-21 20:58:26,621 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 08:58:26" (1/1) ... [2023-11-21 20:58:26,625 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 08:58:26" (1/1) ... [2023-11-21 20:58:26,628 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 08:58:26" (1/1) ... [2023-11-21 20:58:26,634 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 20:58:26,649 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 20:58:26,650 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 20:58:26,650 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 20:58:26,651 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 08:58:26" (1/1) ... [2023-11-21 20:58:26,658 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 20:58:26,682 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5e63e8-9ef2-434f-96f4-420449c3c454/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 20:58:26,705 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5e63e8-9ef2-434f-96f4-420449c3c454/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-21 20:58:26,716 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5e63e8-9ef2-434f-96f4-420449c3c454/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-21 20:58:26,736 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 20:58:26,736 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 20:58:26,736 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 20:58:26,736 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-21 20:58:26,737 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 20:58:26,737 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 20:58:26,824 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 20:58:26,827 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 20:58:27,398 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 20:58:27,805 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 20:58:27,805 INFO L308 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-21 20:58:27,807 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 08:58:27 BoogieIcfgContainer [2023-11-21 20:58:27,807 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 20:58:27,812 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-21 20:58:27,812 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-21 20:58:27,815 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-21 20:58:27,816 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 08:58:26" (1/3) ... [2023-11-21 20:58:27,816 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@17aefc0f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 08:58:27, skipping insertion in model container [2023-11-21 20:58:27,817 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 08:58:26" (2/3) ... [2023-11-21 20:58:27,817 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@17aefc0f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 08:58:27, skipping insertion in model container [2023-11-21 20:58:27,817 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 08:58:27" (3/3) ... [2023-11-21 20:58:27,819 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount50_file-84.i [2023-11-21 20:58:27,841 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-21 20:58:27,841 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-21 20:58:27,896 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-21 20:58:27,902 INFO L357 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, mHoare=true, 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;@2260edc1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-21 20:58:27,902 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-21 20:58:27,907 INFO L276 IsEmpty]: Start isEmpty. Operand has 41 states, 16 states have (on average 1.1875) internal successors, (19), 17 states have internal predecessors, (19), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2023-11-21 20:58:27,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-11-21 20:58:27,920 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 20:58:27,921 INFO L195 NwaCegarLoop]: trace histogram [22, 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] [2023-11-21 20:58:27,922 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-21 20:58:27,927 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 20:58:27,927 INFO L85 PathProgramCache]: Analyzing trace with hash 472208080, now seen corresponding path program 1 times [2023-11-21 20:58:27,938 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 20:58:27,938 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [629189094] [2023-11-21 20:58:27,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 20:58:27,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 20:58:28,193 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-21 20:58:28,194 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [573350705] [2023-11-21 20:58:28,194 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 20:58:28,194 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-21 20:58:28,195 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5e63e8-9ef2-434f-96f4-420449c3c454/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 20:58:28,215 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5e63e8-9ef2-434f-96f4-420449c3c454/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-21 20:58:28,221 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5e63e8-9ef2-434f-96f4-420449c3c454/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-21 20:58:28,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 20:58:28,524 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 20:58:28,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 20:58:28,748 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 20:58:28,751 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-21 20:58:28,752 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-21 20:58:28,767 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5e63e8-9ef2-434f-96f4-420449c3c454/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-21 20:58:28,962 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5e63e8-9ef2-434f-96f4-420449c3c454/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-21 20:58:28,966 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-21 20:58:28,970 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-21 20:58:29,063 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.11 08:58:29 BoogieIcfgContainer [2023-11-21 20:58:29,063 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-21 20:58:29,064 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-21 20:58:29,064 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-21 20:58:29,064 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-21 20:58:29,065 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 08:58:27" (3/4) ... [2023-11-21 20:58:29,067 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-21 20:58:29,068 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-21 20:58:29,069 INFO L158 Benchmark]: Toolchain (without parser) took 2960.47ms. Allocated memory is still 153.1MB. Free memory was 116.9MB in the beginning and 90.5MB in the end (delta: 26.4MB). Peak memory consumption was 29.6MB. Max. memory is 16.1GB. [2023-11-21 20:58:29,070 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 113.2MB. Free memory is still 86.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 20:58:29,070 INFO L158 Benchmark]: CACSL2BoogieTranslator took 356.68ms. Allocated memory is still 153.1MB. Free memory was 116.5MB in the beginning and 102.6MB in the end (delta: 13.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-21 20:58:29,071 INFO L158 Benchmark]: Boogie Procedure Inliner took 88.79ms. Allocated memory is still 153.1MB. Free memory was 102.6MB in the beginning and 98.8MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-21 20:58:29,072 INFO L158 Benchmark]: Boogie Preprocessor took 91.58ms. Allocated memory is still 153.1MB. Free memory was 98.8MB in the beginning and 94.1MB in the end (delta: 4.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-21 20:58:29,073 INFO L158 Benchmark]: RCFGBuilder took 1158.42ms. Allocated memory is still 153.1MB. Free memory was 94.1MB in the beginning and 74.3MB in the end (delta: 19.9MB). Peak memory consumption was 33.5MB. Max. memory is 16.1GB. [2023-11-21 20:58:29,073 INFO L158 Benchmark]: TraceAbstraction took 1251.40ms. Allocated memory is still 153.1MB. Free memory was 73.6MB in the beginning and 91.6MB in the end (delta: -18.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 20:58:29,074 INFO L158 Benchmark]: Witness Printer took 4.54ms. Allocated memory is still 153.1MB. Free memory was 91.6MB in the beginning and 90.5MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 20:58:29,077 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 113.2MB. Free memory is still 86.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 356.68ms. Allocated memory is still 153.1MB. Free memory was 116.5MB in the beginning and 102.6MB in the end (delta: 13.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 88.79ms. Allocated memory is still 153.1MB. Free memory was 102.6MB in the beginning and 98.8MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 91.58ms. Allocated memory is still 153.1MB. Free memory was 98.8MB in the beginning and 94.1MB in the end (delta: 4.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1158.42ms. Allocated memory is still 153.1MB. Free memory was 94.1MB in the beginning and 74.3MB in the end (delta: 19.9MB). Peak memory consumption was 33.5MB. Max. memory is 16.1GB. * TraceAbstraction took 1251.40ms. Allocated memory is still 153.1MB. Free memory was 73.6MB in the beginning and 91.6MB in the end (delta: -18.1MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.54ms. Allocated memory is still 153.1MB. Free memory was 91.6MB in the beginning and 90.5MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. 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 someBinaryDOUBLEComparisonOperation at line 119, overapproximation of bitwiseAnd at line 45. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed char var_1_1 = -10; [L23] signed char var_1_3 = -16; [L24] signed char var_1_4 = 50; [L25] signed char var_1_5 = 4; [L26] unsigned long int var_1_6 = 50; [L27] signed long int var_1_7 = -8; [L28] signed long int var_1_8 = -4; [L29] signed char var_1_9 = 50; [L30] unsigned char var_1_10 = 128; [L31] unsigned char var_1_11 = 5; [L32] unsigned long int var_1_12 = 10; [L33] signed char var_1_13 = 16; [L34] unsigned short int var_1_15 = 128; [L35] signed long int var_1_16 = 2; [L36] unsigned short int var_1_17 = 61498; [L37] unsigned long int var_1_18 = 1; [L38] unsigned char var_1_19 = 0; [L39] double var_1_20 = 4.9; [L40] double var_1_21 = 1.5; [L41] unsigned short int last_1_var_1_15 = 128; [L123] isInitial = 1 [L124] FCALL initially() [L125] COND TRUE 1 [L126] CALL updateLastVariables() [L116] last_1_var_1_15 = var_1_15 [L126] RET updateLastVariables() [L127] CALL updateVariables() [L82] var_1_3 = __VERIFIER_nondet_char() [L83] CALL assume_abort_if_not(var_1_3 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=128, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_3=-9, var_1_4=50, var_1_5=4, var_1_6=50, var_1_7=-8, var_1_8=-4, var_1_9=50] [L20] COND FALSE !(!cond) [L83] RET assume_abort_if_not(var_1_3 >= -63) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=128, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_3=-9, var_1_4=50, var_1_5=4, var_1_6=50, var_1_7=-8, var_1_8=-4, var_1_9=50] [L84] CALL assume_abort_if_not(var_1_3 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=128, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_3=-9, var_1_4=50, var_1_5=4, var_1_6=50, var_1_7=-8, var_1_8=-4, var_1_9=50] [L20] COND FALSE !(!cond) [L84] RET assume_abort_if_not(var_1_3 <= 63) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=128, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_3=-9, var_1_4=50, var_1_5=4, var_1_6=50, var_1_7=-8, var_1_8=-4, var_1_9=50] [L85] var_1_4 = __VERIFIER_nondet_char() [L86] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=128, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_3=-9, var_1_4=4, var_1_5=4, var_1_6=50, var_1_7=-8, var_1_8=-4, var_1_9=50] [L20] COND FALSE !(!cond) [L86] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=128, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_3=-9, var_1_4=4, var_1_5=4, var_1_6=50, var_1_7=-8, var_1_8=-4, var_1_9=50] [L87] CALL assume_abort_if_not(var_1_4 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=128, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_3=-9, var_1_4=4, var_1_5=4, var_1_6=50, var_1_7=-8, var_1_8=-4, var_1_9=50] [L20] COND FALSE !(!cond) [L87] RET assume_abort_if_not(var_1_4 <= 63) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=128, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_3=-9, var_1_4=4, var_1_5=4, var_1_6=50, var_1_7=-8, var_1_8=-4, var_1_9=50] [L88] var_1_5 = __VERIFIER_nondet_char() [L89] CALL assume_abort_if_not(var_1_5 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=128, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_3=-9, var_1_4=4, var_1_5=-36, var_1_6=50, var_1_7=-8, var_1_8=-4, var_1_9=50] [L20] COND FALSE !(!cond) [L89] RET assume_abort_if_not(var_1_5 >= -127) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=128, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_3=-9, var_1_4=4, var_1_5=-36, var_1_6=50, var_1_7=-8, var_1_8=-4, var_1_9=50] [L90] CALL assume_abort_if_not(var_1_5 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=128, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_3=-9, var_1_4=4, var_1_5=-36, var_1_6=50, var_1_7=-8, var_1_8=-4, var_1_9=50] [L20] COND FALSE !(!cond) [L90] RET assume_abort_if_not(var_1_5 <= 126) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=128, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_3=-9, var_1_4=4, var_1_5=-36, var_1_6=50, var_1_7=-8, var_1_8=-4, var_1_9=50] [L91] var_1_7 = __VERIFIER_nondet_long() [L92] CALL assume_abort_if_not(var_1_7 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=128, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_3=-9, var_1_4=4, var_1_5=-36, var_1_6=50, var_1_7=9, var_1_8=-4, var_1_9=50] [L20] COND FALSE !(!cond) [L92] RET assume_abort_if_not(var_1_7 >= -2147483648) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=128, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_3=-9, var_1_4=4, var_1_5=-36, var_1_6=50, var_1_7=9, var_1_8=-4, var_1_9=50] [L93] CALL assume_abort_if_not(var_1_7 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=128, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_3=-9, var_1_4=4, var_1_5=-36, var_1_6=50, var_1_7=9, var_1_8=-4, var_1_9=50] [L20] COND FALSE !(!cond) [L93] RET assume_abort_if_not(var_1_7 <= 2147483647) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=128, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_3=-9, var_1_4=4, var_1_5=-36, var_1_6=50, var_1_7=9, var_1_8=-4, var_1_9=50] [L94] CALL assume_abort_if_not(var_1_7 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=128, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_3=-9, var_1_4=4, var_1_5=-36, var_1_6=50, var_1_7=9, var_1_8=-4, var_1_9=50] [L20] COND FALSE !(!cond) [L94] RET assume_abort_if_not(var_1_7 != 0) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=128, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_3=-9, var_1_4=4, var_1_5=-36, var_1_6=50, var_1_7=9, var_1_8=-4, var_1_9=50] [L95] var_1_8 = __VERIFIER_nondet_long() [L96] CALL assume_abort_if_not(var_1_8 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=128, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_3=-9, var_1_4=4, var_1_5=-36, var_1_6=50, var_1_7=9, var_1_8=4, var_1_9=50] [L20] COND FALSE !(!cond) [L96] RET assume_abort_if_not(var_1_8 >= -2147483648) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=128, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_3=-9, var_1_4=4, var_1_5=-36, var_1_6=50, var_1_7=9, var_1_8=4, var_1_9=50] [L97] CALL assume_abort_if_not(var_1_8 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=128, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_3=-9, var_1_4=4, var_1_5=-36, var_1_6=50, var_1_7=9, var_1_8=4, var_1_9=50] [L20] COND FALSE !(!cond) [L97] RET assume_abort_if_not(var_1_8 <= 2147483647) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=128, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_3=-9, var_1_4=4, var_1_5=-36, var_1_6=50, var_1_7=9, var_1_8=4, var_1_9=50] [L98] CALL assume_abort_if_not(var_1_8 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=128, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_3=-9, var_1_4=4, var_1_5=-36, var_1_6=50, var_1_7=9, var_1_8=4, var_1_9=50] [L20] COND FALSE !(!cond) [L98] RET assume_abort_if_not(var_1_8 != 0) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=128, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_3=-9, var_1_4=4, var_1_5=-36, var_1_6=50, var_1_7=9, var_1_8=4, var_1_9=50] [L99] var_1_10 = __VERIFIER_nondet_uchar() [L100] CALL assume_abort_if_not(var_1_10 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_3=-9, var_1_4=4, var_1_5=-36, var_1_6=50, var_1_7=9, var_1_8=4, var_1_9=50] [L20] COND FALSE !(!cond) [L100] RET assume_abort_if_not(var_1_10 >= 127) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_3=-9, var_1_4=4, var_1_5=-36, var_1_6=50, var_1_7=9, var_1_8=4, var_1_9=50] [L101] CALL assume_abort_if_not(var_1_10 <= 255) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_3=-9, var_1_4=4, var_1_5=-36, var_1_6=50, var_1_7=9, var_1_8=4, var_1_9=50] [L20] COND FALSE !(!cond) [L101] RET assume_abort_if_not(var_1_10 <= 255) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=5, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_3=-9, var_1_4=4, var_1_5=-36, var_1_6=50, var_1_7=9, var_1_8=4, var_1_9=50] [L102] var_1_11 = __VERIFIER_nondet_uchar() [L103] CALL assume_abort_if_not(var_1_11 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=120, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_3=-9, var_1_4=4, var_1_5=-36, var_1_6=50, var_1_7=9, var_1_8=4, var_1_9=50] [L20] COND FALSE !(!cond) [L103] RET assume_abort_if_not(var_1_11 >= 1) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=120, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_3=-9, var_1_4=4, var_1_5=-36, var_1_6=50, var_1_7=9, var_1_8=4, var_1_9=50] [L104] CALL assume_abort_if_not(var_1_11 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=120, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_3=-9, var_1_4=4, var_1_5=-36, var_1_6=50, var_1_7=9, var_1_8=4, var_1_9=50] [L20] COND FALSE !(!cond) [L104] RET assume_abort_if_not(var_1_11 <= 126) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=120, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_3=-9, var_1_4=4, var_1_5=-36, var_1_6=50, var_1_7=9, var_1_8=4, var_1_9=50] [L105] CALL assume_abort_if_not(var_1_11 != 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=120, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_3=-9, var_1_4=4, var_1_5=-36, var_1_6=50, var_1_7=9, var_1_8=4, var_1_9=50] [L20] COND FALSE !(!cond) [L105] RET assume_abort_if_not(var_1_11 != 127) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=120, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=2, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_3=-9, var_1_4=4, var_1_5=-36, var_1_6=50, var_1_7=9, var_1_8=4, var_1_9=50] [L106] var_1_16 = __VERIFIER_nondet_long() [L107] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=120, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=120, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_3=-9, var_1_4=4, var_1_5=-36, var_1_6=50, var_1_7=9, var_1_8=4, var_1_9=50] [L20] COND FALSE !(!cond) [L107] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=120, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=120, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_3=-9, var_1_4=4, var_1_5=-36, var_1_6=50, var_1_7=9, var_1_8=4, var_1_9=50] [L108] CALL assume_abort_if_not(var_1_16 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=120, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=120, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_3=-9, var_1_4=4, var_1_5=-36, var_1_6=50, var_1_7=9, var_1_8=4, var_1_9=50] [L20] COND FALSE !(!cond) [L108] RET assume_abort_if_not(var_1_16 <= 2147483647) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=120, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=120, var_1_17=61498, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_3=-9, var_1_4=4, var_1_5=-36, var_1_6=50, var_1_7=9, var_1_8=4, var_1_9=50] [L109] var_1_17 = __VERIFIER_nondet_ushort() [L110] CALL assume_abort_if_not(var_1_17 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=120, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=120, var_1_17=32767, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_3=-9, var_1_4=4, var_1_5=-36, var_1_6=50, var_1_7=9, var_1_8=4, var_1_9=50] [L20] COND FALSE !(!cond) [L110] RET assume_abort_if_not(var_1_17 >= 32767) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=120, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=120, var_1_17=32767, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_3=-9, var_1_4=4, var_1_5=-36, var_1_6=50, var_1_7=9, var_1_8=4, var_1_9=50] [L111] CALL assume_abort_if_not(var_1_17 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=120, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=120, var_1_17=32767, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_3=-9, var_1_4=4, var_1_5=-36, var_1_6=50, var_1_7=9, var_1_8=4, var_1_9=50] [L20] COND FALSE !(!cond) [L111] RET assume_abort_if_not(var_1_17 <= 65534) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=120, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=120, var_1_17=32767, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=3/2, var_1_3=-9, var_1_4=4, var_1_5=-36, var_1_6=50, var_1_7=9, var_1_8=4, var_1_9=50] [L112] var_1_21 = __VERIFIER_nondet_double() [L113] CALL assume_abort_if_not((var_1_21 >= -922337.2036854765600e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=120, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=120, var_1_17=32767, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=2, var_1_3=-9, var_1_4=4, var_1_5=-36, var_1_6=50, var_1_7=9, var_1_8=4, var_1_9=50] [L20] COND FALSE !(!cond) [L113] RET assume_abort_if_not((var_1_21 >= -922337.2036854765600e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=120, var_1_12=10, var_1_13=16, var_1_15=128, var_1_16=120, var_1_17=32767, var_1_18=1, var_1_19=0, var_1_1=-10, var_1_20=49/10, var_1_21=2, var_1_3=-9, var_1_4=4, var_1_5=-36, var_1_6=50, var_1_7=9, var_1_8=4, var_1_9=50] [L127] RET updateVariables() [L128] CALL step() [L45] EXPR var_1_8 & var_1_4 [L45] COND FALSE !(last_1_var_1_15 <= (var_1_8 & var_1_4)) [L50] var_1_9 = var_1_4 [L52] EXPR (var_1_4 + var_1_9) & var_1_7 [L52] signed long int stepLocal_3 = (var_1_4 + var_1_9) & var_1_7; [L53] COND FALSE !(stepLocal_3 <= (var_1_10 - ((((var_1_11) < (var_1_16)) ? (var_1_11) : (var_1_16))))) [L56] var_1_15 = ((((((((var_1_10) > ((var_1_17 - var_1_4))) ? (var_1_10) : ((var_1_17 - var_1_4))))) > (var_1_11)) ? (((((var_1_10) > ((var_1_17 - var_1_4))) ? (var_1_10) : ((var_1_17 - var_1_4))))) : (var_1_11))) [L58] signed long int stepLocal_1 = -4; [L59] signed long int stepLocal_0 = -16; [L60] COND FALSE !(stepLocal_1 > (var_1_5 / ((((var_1_7) > (var_1_8)) ? (var_1_7) : (var_1_8))))) [L65] var_1_18 = var_1_17 [L66] var_1_19 = 0 [L67] var_1_20 = var_1_21 [L68] COND FALSE !(\read(var_1_19)) [L71] COND FALSE !(var_1_3 <= var_1_1) [L74] var_1_12 = (((((var_1_11 + var_1_4)) < (var_1_10)) ? ((var_1_11 + var_1_4)) : (var_1_10))) [L76] unsigned long int stepLocal_2 = var_1_18; [L77] COND TRUE (~ var_1_3) < stepLocal_2 [L78] var_1_13 = (((((var_1_4 + var_1_3)) > (-5)) ? ((var_1_4 + var_1_3)) : (-5))) [L128] RET step() [L129] CALL, EXPR property() [L119] EXPR ((var_1_19 ? (var_1_1 == ((signed char) (((((var_1_3 + (1 - var_1_4))) < (var_1_5)) ? ((var_1_3 + (1 - var_1_4))) : (var_1_5))))) : 1) && ((-4 > (var_1_5 / ((((var_1_7) > (var_1_8)) ? (var_1_7) : (var_1_8))))) ? ((var_1_4 < -16) ? (var_1_6 == ((unsigned long int) ((((32u) < 0 ) ? -(32u) : (32u))))) : 1) : 1)) && ((last_1_var_1_15 <= (var_1_8 & var_1_4)) ? ((((- 8) / (var_1_10 - var_1_11)) >= var_1_3) ? (var_1_9 == ((signed char) var_1_3)) : 1) : (var_1_9 == ((signed char) var_1_4))) [L119] EXPR var_1_8 & var_1_4 [L119] EXPR ((var_1_19 ? (var_1_1 == ((signed char) (((((var_1_3 + (1 - var_1_4))) < (var_1_5)) ? ((var_1_3 + (1 - var_1_4))) : (var_1_5))))) : 1) && ((-4 > (var_1_5 / ((((var_1_7) > (var_1_8)) ? (var_1_7) : (var_1_8))))) ? ((var_1_4 < -16) ? (var_1_6 == ((unsigned long int) ((((32u) < 0 ) ? -(32u) : (32u))))) : 1) : 1)) && ((last_1_var_1_15 <= (var_1_8 & var_1_4)) ? ((((- 8) / (var_1_10 - var_1_11)) >= var_1_3) ? (var_1_9 == ((signed char) var_1_3)) : 1) : (var_1_9 == ((signed char) var_1_4))) [L119] EXPR (((((var_1_19 ? (var_1_1 == ((signed char) (((((var_1_3 + (1 - var_1_4))) < (var_1_5)) ? ((var_1_3 + (1 - var_1_4))) : (var_1_5))))) : 1) && ((-4 > (var_1_5 / ((((var_1_7) > (var_1_8)) ? (var_1_7) : (var_1_8))))) ? ((var_1_4 < -16) ? (var_1_6 == ((unsigned long int) ((((32u) < 0 ) ? -(32u) : (32u))))) : 1) : 1)) && ((last_1_var_1_15 <= (var_1_8 & var_1_4)) ? ((((- 8) / (var_1_10 - var_1_11)) >= var_1_3) ? (var_1_9 == ((signed char) var_1_3)) : 1) : (var_1_9 == ((signed char) var_1_4)))) && ((var_1_3 <= var_1_1) ? (var_1_12 == ((unsigned long int) var_1_4)) : (var_1_12 == ((unsigned long int) (((((var_1_11 + var_1_4)) < (var_1_10)) ? ((var_1_11 + var_1_4)) : (var_1_10))))))) && (((~ var_1_3) < var_1_18) ? (var_1_13 == ((signed char) (((((var_1_4 + var_1_3)) > (-5)) ? ((var_1_4 + var_1_3)) : (-5))))) : 1)) && ((((var_1_4 + var_1_9) & var_1_7) <= (var_1_10 - ((((var_1_11) < (var_1_16)) ? (var_1_11) : (var_1_16))))) ? (var_1_15 == ((unsigned short int) (var_1_11 + 64))) : (var_1_15 == ((unsigned short int) ((((((((var_1_10) > ((var_1_17 - var_1_4))) ? (var_1_10) : ((var_1_17 - var_1_4))))) > (var_1_11)) ? (((((var_1_10) > ((var_1_17 - var_1_4))) ? (var_1_10) : ((var_1_17 - var_1_4))))) : (var_1_11)))))) [L119] EXPR (var_1_4 + var_1_9) & var_1_7 [L119] EXPR (((((var_1_19 ? (var_1_1 == ((signed char) (((((var_1_3 + (1 - var_1_4))) < (var_1_5)) ? ((var_1_3 + (1 - var_1_4))) : (var_1_5))))) : 1) && ((-4 > (var_1_5 / ((((var_1_7) > (var_1_8)) ? (var_1_7) : (var_1_8))))) ? ((var_1_4 < -16) ? (var_1_6 == ((unsigned long int) ((((32u) < 0 ) ? -(32u) : (32u))))) : 1) : 1)) && ((last_1_var_1_15 <= (var_1_8 & var_1_4)) ? ((((- 8) / (var_1_10 - var_1_11)) >= var_1_3) ? (var_1_9 == ((signed char) var_1_3)) : 1) : (var_1_9 == ((signed char) var_1_4)))) && ((var_1_3 <= var_1_1) ? (var_1_12 == ((unsigned long int) var_1_4)) : (var_1_12 == ((unsigned long int) (((((var_1_11 + var_1_4)) < (var_1_10)) ? ((var_1_11 + var_1_4)) : (var_1_10))))))) && (((~ var_1_3) < var_1_18) ? (var_1_13 == ((signed char) (((((var_1_4 + var_1_3)) > (-5)) ? ((var_1_4 + var_1_3)) : (-5))))) : 1)) && ((((var_1_4 + var_1_9) & var_1_7) <= (var_1_10 - ((((var_1_11) < (var_1_16)) ? (var_1_11) : (var_1_16))))) ? (var_1_15 == ((unsigned short int) (var_1_11 + 64))) : (var_1_15 == ((unsigned short int) ((((((((var_1_10) > ((var_1_17 - var_1_4))) ? (var_1_10) : ((var_1_17 - var_1_4))))) > (var_1_11)) ? (((((var_1_10) > ((var_1_17 - var_1_4))) ? (var_1_10) : ((var_1_17 - var_1_4))))) : (var_1_11)))))) [L119-L120] return ((((((((var_1_19 ? (var_1_1 == ((signed char) (((((var_1_3 + (1 - var_1_4))) < (var_1_5)) ? ((var_1_3 + (1 - var_1_4))) : (var_1_5))))) : 1) && ((-4 > (var_1_5 / ((((var_1_7) > (var_1_8)) ? (var_1_7) : (var_1_8))))) ? ((var_1_4 < -16) ? (var_1_6 == ((unsigned long int) ((((32u) < 0 ) ? -(32u) : (32u))))) : 1) : 1)) && ((last_1_var_1_15 <= (var_1_8 & var_1_4)) ? ((((- 8) / (var_1_10 - var_1_11)) >= var_1_3) ? (var_1_9 == ((signed char) var_1_3)) : 1) : (var_1_9 == ((signed char) var_1_4)))) && ((var_1_3 <= var_1_1) ? (var_1_12 == ((unsigned long int) var_1_4)) : (var_1_12 == ((unsigned long int) (((((var_1_11 + var_1_4)) < (var_1_10)) ? ((var_1_11 + var_1_4)) : (var_1_10))))))) && (((~ var_1_3) < var_1_18) ? (var_1_13 == ((signed char) (((((var_1_4 + var_1_3)) > (-5)) ? ((var_1_4 + var_1_3)) : (-5))))) : 1)) && ((((var_1_4 + var_1_9) & var_1_7) <= (var_1_10 - ((((var_1_11) < (var_1_16)) ? (var_1_11) : (var_1_16))))) ? (var_1_15 == ((unsigned short int) (var_1_11 + 64))) : (var_1_15 == ((unsigned short int) ((((((((var_1_10) > ((var_1_17 - var_1_4))) ? (var_1_10) : ((var_1_17 - var_1_4))))) > (var_1_11)) ? (((((var_1_10) > ((var_1_17 - var_1_4))) ? (var_1_10) : ((var_1_17 - var_1_4))))) : (var_1_11))))))) && (var_1_18 == ((unsigned long int) var_1_17))) && (var_1_19 == ((unsigned char) 0))) && (var_1_20 == ((double) var_1_21)) ; [L129] RET, EXPR property() [L129] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=120, var_1_12=124, var_1_13=-5, var_1_15=32763, var_1_16=120, var_1_17=32767, var_1_18=32767, var_1_19=0, var_1_1=-10, var_1_20=2, var_1_21=2, var_1_3=-9, var_1_4=4, var_1_5=-36, var_1_6=50, var_1_7=9, var_1_8=4, var_1_9=4] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_15=128, var_1_10=127, var_1_11=120, var_1_12=124, var_1_13=-5, var_1_15=32763, var_1_16=120, var_1_17=32767, var_1_18=32767, var_1_19=0, var_1_1=-10, var_1_20=2, var_1_21=2, var_1_3=-9, var_1_4=4, var_1_5=-36, var_1_6=50, var_1_7=9, var_1_8=4, var_1_9=4] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 41 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.1s, OverallIterations: 1, TraceHistogramMax: 22, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=41occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 80 NumberOfCodeBlocks, 80 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 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 [2023-11-21 20:58:29,113 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5e63e8-9ef2-434f-96f4-420449c3c454/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, 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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5e63e8-9ef2-434f-96f4-420449c3c454/bin/uautomizer-verify-bycVGegfSx/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5e63e8-9ef2-434f-96f4-420449c3c454/bin/uautomizer-verify-bycVGegfSx/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5e63e8-9ef2-434f-96f4-420449c3c454/bin/uautomizer-verify-bycVGegfSx/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5e63e8-9ef2-434f-96f4-420449c3c454/bin/uautomizer-verify-bycVGegfSx/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount50_file-84.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5e63e8-9ef2-434f-96f4-420449c3c454/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5e63e8-9ef2-434f-96f4-420449c3c454/bin/uautomizer-verify-bycVGegfSx --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 8c68e7f909dde8700553fab87bbeaa91d2497338979474d785c0ae04bfaf91cb --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 20:58:31,832 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 20:58:31,967 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5e63e8-9ef2-434f-96f4-420449c3c454/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-21 20:58:31,976 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 20:58:31,977 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-21 20:58:32,024 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 20:58:32,026 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-21 20:58:32,026 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-21 20:58:32,027 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-21 20:58:32,032 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-21 20:58:32,033 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 20:58:32,033 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-21 20:58:32,034 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 20:58:32,036 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 20:58:32,036 INFO L153 SettingsManager]: * Use SBE=true [2023-11-21 20:58:32,037 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 20:58:32,038 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 20:58:32,038 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 20:58:32,039 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 20:58:32,040 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 20:58:32,040 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 20:58:32,041 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 20:58:32,041 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 20:58:32,042 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-21 20:58:32,042 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-21 20:58:32,043 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-21 20:58:32,043 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 20:58:32,043 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 20:58:32,044 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 20:58:32,044 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 20:58:32,046 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-21 20:58:32,046 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-21 20:58:32,046 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-21 20:58:32,047 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 20:58:32,047 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 20:58:32,047 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 20:58:32,048 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 20:58:32,049 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-21 20:58:32,049 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 20:58:32,049 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-21 20:58:32,049 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-21 20:58:32,050 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 20:58:32,050 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-21 20:58:32,050 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 20:58:32,051 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-21 20:58:32,051 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_eb5e63e8-9ef2-434f-96f4-420449c3c454/bin/uautomizer-verify-bycVGegfSx/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5e63e8-9ef2-434f-96f4-420449c3c454/bin/uautomizer-verify-bycVGegfSx Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8c68e7f909dde8700553fab87bbeaa91d2497338979474d785c0ae04bfaf91cb [2023-11-21 20:58:32,528 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 20:58:32,560 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 20:58:32,562 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 20:58:32,564 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 20:58:32,565 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 20:58:32,567 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5e63e8-9ef2-434f-96f4-420449c3c454/bin/uautomizer-verify-bycVGegfSx/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount50_file-84.i [2023-11-21 20:58:35,683 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 20:58:35,991 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 20:58:35,991 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5e63e8-9ef2-434f-96f4-420449c3c454/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount50_file-84.i [2023-11-21 20:58:36,013 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5e63e8-9ef2-434f-96f4-420449c3c454/bin/uautomizer-verify-bycVGegfSx/data/3349777be/8f9c5c120d5c47d88234659533621509/FLAGd7245fb1d [2023-11-21 20:58:36,028 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5e63e8-9ef2-434f-96f4-420449c3c454/bin/uautomizer-verify-bycVGegfSx/data/3349777be/8f9c5c120d5c47d88234659533621509 [2023-11-21 20:58:36,031 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 20:58:36,032 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 20:58:36,034 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 20:58:36,034 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 20:58:36,040 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 20:58:36,041 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 08:58:36" (1/1) ... [2023-11-21 20:58:36,042 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@494fd523 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 08:58:36, skipping insertion in model container [2023-11-21 20:58:36,042 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 08:58:36" (1/1) ... [2023-11-21 20:58:36,092 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 20:58:36,275 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5e63e8-9ef2-434f-96f4-420449c3c454/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount50_file-84.i[915,928] [2023-11-21 20:58:36,349 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 20:58:36,364 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 20:58:36,384 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5e63e8-9ef2-434f-96f4-420449c3c454/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount50_file-84.i[915,928] [2023-11-21 20:58:36,444 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 20:58:36,475 INFO L206 MainTranslator]: Completed translation [2023-11-21 20:58:36,475 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 08:58:36 WrapperNode [2023-11-21 20:58:36,476 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 20:58:36,477 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 20:58:36,477 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 20:58:36,477 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 20:58:36,485 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 08:58:36" (1/1) ... [2023-11-21 20:58:36,498 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 08:58:36" (1/1) ... [2023-11-21 20:58:36,527 INFO L138 Inliner]: procedures = 27, calls = 35, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 131 [2023-11-21 20:58:36,527 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 20:58:36,528 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 20:58:36,528 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 20:58:36,528 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 20:58:36,543 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 08:58:36" (1/1) ... [2023-11-21 20:58:36,543 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 08:58:36" (1/1) ... [2023-11-21 20:58:36,553 INFO L184 PluginConnector]: Executing the observer HeapSplitter from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 08:58:36" (1/1) ... [2023-11-21 20:58:36,572 INFO L187 HeapSplitter]: Split 2 memory accesses to 1 slices as follows [2] [2023-11-21 20:58:36,572 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 08:58:36" (1/1) ... [2023-11-21 20:58:36,573 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 08:58:36" (1/1) ... [2023-11-21 20:58:36,594 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 08:58:36" (1/1) ... [2023-11-21 20:58:36,597 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 08:58:36" (1/1) ... [2023-11-21 20:58:36,600 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 08:58:36" (1/1) ... [2023-11-21 20:58:36,618 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 08:58:36" (1/1) ... [2023-11-21 20:58:36,622 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 20:58:36,628 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 20:58:36,628 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 20:58:36,629 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 20:58:36,629 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 08:58:36" (1/1) ... [2023-11-21 20:58:36,637 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 20:58:36,649 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5e63e8-9ef2-434f-96f4-420449c3c454/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 20:58:36,662 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5e63e8-9ef2-434f-96f4-420449c3c454/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-21 20:58:36,690 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5e63e8-9ef2-434f-96f4-420449c3c454/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-21 20:58:36,705 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 20:58:36,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-11-21 20:58:36,706 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 20:58:36,706 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 20:58:36,708 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 20:58:36,708 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 20:58:36,851 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 20:58:36,854 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 20:58:37,351 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 20:58:37,595 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 20:58:37,595 INFO L308 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-21 20:58:37,597 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 08:58:37 BoogieIcfgContainer [2023-11-21 20:58:37,598 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 20:58:37,600 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-21 20:58:37,600 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-21 20:58:37,603 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-21 20:58:37,604 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 08:58:36" (1/3) ... [2023-11-21 20:58:37,605 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@267accb8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 08:58:37, skipping insertion in model container [2023-11-21 20:58:37,605 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 08:58:36" (2/3) ... [2023-11-21 20:58:37,607 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@267accb8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 08:58:37, skipping insertion in model container [2023-11-21 20:58:37,607 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 08:58:37" (3/3) ... [2023-11-21 20:58:37,608 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount50_file-84.i [2023-11-21 20:58:37,627 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-21 20:58:37,628 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-21 20:58:37,686 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-21 20:58:37,693 INFO L357 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, mHoare=true, 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;@65a5a1e4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-21 20:58:37,694 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-21 20:58:37,698 INFO L276 IsEmpty]: Start isEmpty. Operand has 41 states, 16 states have (on average 1.1875) internal successors, (19), 17 states have internal predecessors, (19), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2023-11-21 20:58:37,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-11-21 20:58:37,709 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 20:58:37,710 INFO L195 NwaCegarLoop]: trace histogram [22, 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] [2023-11-21 20:58:37,711 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-21 20:58:37,718 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 20:58:37,718 INFO L85 PathProgramCache]: Analyzing trace with hash -1336246276, now seen corresponding path program 1 times [2023-11-21 20:58:37,738 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-21 20:58:37,738 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [729503516] [2023-11-21 20:58:37,739 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 20:58:37,739 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 [2023-11-21 20:58:37,739 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5e63e8-9ef2-434f-96f4-420449c3c454/bin/uautomizer-verify-bycVGegfSx/mathsat [2023-11-21 20:58:37,745 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5e63e8-9ef2-434f-96f4-420449c3c454/bin/uautomizer-verify-bycVGegfSx/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) [2023-11-21 20:58:37,792 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5e63e8-9ef2-434f-96f4-420449c3c454/bin/uautomizer-verify-bycVGegfSx/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 [2023-11-21 20:58:38,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 20:58:38,060 INFO L262 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 21 conjunts are in the unsatisfiable core [2023-11-21 20:58:38,074 INFO L285 TraceCheckSpWp]: Computing forward predicates...