./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-36.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba2b7290-36a0-47d0-8916-6b4999e990c3/bin/uautomizer-verify-VRDe98Ueme/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba2b7290-36a0-47d0-8916-6b4999e990c3/bin/uautomizer-verify-VRDe98Ueme/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba2b7290-36a0-47d0-8916-6b4999e990c3/bin/uautomizer-verify-VRDe98Ueme/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba2b7290-36a0-47d0-8916-6b4999e990c3/bin/uautomizer-verify-VRDe98Ueme/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-36.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba2b7290-36a0-47d0-8916-6b4999e990c3/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba2b7290-36a0-47d0-8916-6b4999e990c3/bin/uautomizer-verify-VRDe98Ueme --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 1f5b5ff94f4836a99c81109f7a8f905db9934ea0167b4088f287cfdf0bb88b00 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-26 11:44:20,841 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-26 11:44:20,940 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba2b7290-36a0-47d0-8916-6b4999e990c3/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-26 11:44:20,945 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-26 11:44:20,946 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-26 11:44:20,984 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-26 11:44:20,985 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-26 11:44:20,986 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-26 11:44:20,987 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-26 11:44:20,988 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-26 11:44:20,988 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-26 11:44:20,989 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-26 11:44:20,990 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-26 11:44:20,991 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-26 11:44:20,991 INFO L153 SettingsManager]: * Use SBE=true [2023-11-26 11:44:20,992 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-26 11:44:20,992 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-26 11:44:20,993 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-26 11:44:20,994 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-26 11:44:20,994 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-26 11:44:20,995 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-26 11:44:21,000 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-26 11:44:21,001 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-26 11:44:21,001 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-26 11:44:21,007 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-26 11:44:21,007 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-26 11:44:21,008 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-26 11:44:21,008 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-26 11:44:21,009 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-26 11:44:21,009 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-26 11:44:21,010 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-26 11:44:21,010 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 11:44:21,011 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-26 11:44:21,011 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-26 11:44:21,012 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-26 11:44:21,013 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-26 11:44:21,014 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-26 11:44:21,015 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-26 11:44:21,015 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-26 11:44:21,015 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-26 11:44:21,016 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-26 11:44:21,016 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-26 11:44:21,016 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_ba2b7290-36a0-47d0-8916-6b4999e990c3/bin/uautomizer-verify-VRDe98Ueme/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba2b7290-36a0-47d0-8916-6b4999e990c3/bin/uautomizer-verify-VRDe98Ueme Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1f5b5ff94f4836a99c81109f7a8f905db9934ea0167b4088f287cfdf0bb88b00 [2023-11-26 11:44:21,371 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-26 11:44:21,407 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-26 11:44:21,410 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-26 11:44:21,411 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-26 11:44:21,412 INFO L274 PluginConnector]: CDTParser initialized [2023-11-26 11:44:21,413 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba2b7290-36a0-47d0-8916-6b4999e990c3/bin/uautomizer-verify-VRDe98Ueme/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-36.i [2023-11-26 11:44:24,674 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-26 11:44:24,924 INFO L384 CDTParser]: Found 1 translation units. [2023-11-26 11:44:24,925 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba2b7290-36a0-47d0-8916-6b4999e990c3/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-36.i [2023-11-26 11:44:24,957 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba2b7290-36a0-47d0-8916-6b4999e990c3/bin/uautomizer-verify-VRDe98Ueme/data/de7d48ae1/ece9a28a53f44e71a507cd121508b411/FLAGe5778bd67 [2023-11-26 11:44:24,980 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba2b7290-36a0-47d0-8916-6b4999e990c3/bin/uautomizer-verify-VRDe98Ueme/data/de7d48ae1/ece9a28a53f44e71a507cd121508b411 [2023-11-26 11:44:24,983 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-26 11:44:24,985 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-26 11:44:24,992 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-26 11:44:24,992 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-26 11:44:24,997 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-26 11:44:24,998 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 11:44:24" (1/1) ... [2023-11-26 11:44:24,998 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a0d3a5b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:44:24, skipping insertion in model container [2023-11-26 11:44:24,999 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 11:44:24" (1/1) ... [2023-11-26 11:44:25,032 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-26 11:44:25,209 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_ba2b7290-36a0-47d0-8916-6b4999e990c3/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-36.i[913,926] [2023-11-26 11:44:25,280 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 11:44:25,298 INFO L202 MainTranslator]: Completed pre-run [2023-11-26 11:44:25,311 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_ba2b7290-36a0-47d0-8916-6b4999e990c3/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-36.i[913,926] [2023-11-26 11:44:25,373 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 11:44:25,397 INFO L206 MainTranslator]: Completed translation [2023-11-26 11:44:25,398 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:44:25 WrapperNode [2023-11-26 11:44:25,398 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-26 11:44:25,399 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-26 11:44:25,399 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-26 11:44:25,400 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-26 11:44:25,409 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:44:25" (1/1) ... [2023-11-26 11:44:25,426 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:44:25" (1/1) ... [2023-11-26 11:44:25,487 INFO L138 Inliner]: procedures = 26, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 160 [2023-11-26 11:44:25,488 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-26 11:44:25,489 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-26 11:44:25,489 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-26 11:44:25,489 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-26 11:44:25,503 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:44:25" (1/1) ... [2023-11-26 11:44:25,504 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:44:25" (1/1) ... [2023-11-26 11:44:25,507 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:44:25" (1/1) ... [2023-11-26 11:44:25,527 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]. [2023-11-26 11:44:25,528 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:44:25" (1/1) ... [2023-11-26 11:44:25,528 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:44:25" (1/1) ... [2023-11-26 11:44:25,550 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:44:25" (1/1) ... [2023-11-26 11:44:25,554 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:44:25" (1/1) ... [2023-11-26 11:44:25,557 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:44:25" (1/1) ... [2023-11-26 11:44:25,560 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:44:25" (1/1) ... [2023-11-26 11:44:25,599 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-26 11:44:25,600 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-26 11:44:25,600 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-26 11:44:25,600 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-26 11:44:25,601 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:44:25" (1/1) ... [2023-11-26 11:44:25,608 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 11:44:25,658 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba2b7290-36a0-47d0-8916-6b4999e990c3/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:44:25,694 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba2b7290-36a0-47d0-8916-6b4999e990c3/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-26 11:44:25,738 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba2b7290-36a0-47d0-8916-6b4999e990c3/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-26 11:44:25,752 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-26 11:44:25,753 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-26 11:44:25,754 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-26 11:44:25,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-26 11:44:25,755 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-26 11:44:25,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-26 11:44:25,887 INFO L241 CfgBuilder]: Building ICFG [2023-11-26 11:44:25,889 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-26 11:44:26,331 INFO L282 CfgBuilder]: Performing block encoding [2023-11-26 11:44:26,416 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-26 11:44:26,417 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-26 11:44:26,417 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 11:44:26 BoogieIcfgContainer [2023-11-26 11:44:26,418 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-26 11:44:26,421 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-26 11:44:26,421 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-26 11:44:26,425 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-26 11:44:26,426 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.11 11:44:24" (1/3) ... [2023-11-26 11:44:26,427 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2fe07ecb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 11:44:26, skipping insertion in model container [2023-11-26 11:44:26,427 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:44:25" (2/3) ... [2023-11-26 11:44:26,427 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2fe07ecb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 11:44:26, skipping insertion in model container [2023-11-26 11:44:26,428 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 11:44:26" (3/3) ... [2023-11-26 11:44:26,429 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_normal_file-36.i [2023-11-26 11:44:26,453 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-26 11:44:26,453 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-26 11:44:26,515 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-26 11:44:26,524 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;@2079a84d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-26 11:44:26,524 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-26 11:44:26,530 INFO L276 IsEmpty]: Start isEmpty. Operand has 69 states, 40 states have (on average 1.425) internal successors, (57), 41 states have internal predecessors, (57), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2023-11-26 11:44:26,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2023-11-26 11:44:26,551 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 11:44:26,552 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 11:44:26,553 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 11:44:26,560 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:44:26,560 INFO L85 PathProgramCache]: Analyzing trace with hash -1350973843, now seen corresponding path program 1 times [2023-11-26 11:44:26,572 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:44:26,573 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [576253089] [2023-11-26 11:44:26,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:44:26,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:44:26,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:44:26,976 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 11:44:26,979 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [576253089] [2023-11-26 11:44:26,979 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-26 11:44:26,981 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1368321843] [2023-11-26 11:44:26,981 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:44:26,981 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 11:44:26,982 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba2b7290-36a0-47d0-8916-6b4999e990c3/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:44:26,986 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba2b7290-36a0-47d0-8916-6b4999e990c3/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 11:44:27,014 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba2b7290-36a0-47d0-8916-6b4999e990c3/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-26 11:44:27,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:44:27,201 INFO L262 TraceCheckSpWp]: Trace formula consists of 362 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-26 11:44:27,218 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 11:44:27,273 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 1250 trivial. 0 not checked. [2023-11-26 11:44:27,273 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 11:44:27,274 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1368321843] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 11:44:27,274 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 11:44:27,275 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-26 11:44:27,277 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1814712815] [2023-11-26 11:44:27,278 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 11:44:27,297 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-26 11:44:27,297 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 11:44:27,329 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-26 11:44:27,330 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-26 11:44:27,333 INFO L87 Difference]: Start difference. First operand has 69 states, 40 states have (on average 1.425) internal successors, (57), 41 states have internal predecessors, (57), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) Second operand has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 2 states have call successors, (26) [2023-11-26 11:44:27,397 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 11:44:27,398 INFO L93 Difference]: Finished difference Result 135 states and 242 transitions. [2023-11-26 11:44:27,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-26 11:44:27,401 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 2 states have call successors, (26) Word has length 160 [2023-11-26 11:44:27,401 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 11:44:27,414 INFO L225 Difference]: With dead ends: 135 [2023-11-26 11:44:27,415 INFO L226 Difference]: Without dead ends: 67 [2023-11-26 11:44:27,420 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 159 GetRequests, 159 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-26 11:44:27,426 INFO L413 NwaCegarLoop]: 101 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 101 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-26 11:44:27,428 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 101 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-26 11:44:27,450 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67 states. [2023-11-26 11:44:27,514 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67 to 67. [2023-11-26 11:44:27,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 67 states, 39 states have (on average 1.3333333333333333) internal successors, (52), 39 states have internal predecessors, (52), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2023-11-26 11:44:27,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 104 transitions. [2023-11-26 11:44:27,527 INFO L78 Accepts]: Start accepts. Automaton has 67 states and 104 transitions. Word has length 160 [2023-11-26 11:44:27,547 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 11:44:27,547 INFO L495 AbstractCegarLoop]: Abstraction has 67 states and 104 transitions. [2023-11-26 11:44:27,548 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 2 states have call successors, (26) [2023-11-26 11:44:27,548 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 104 transitions. [2023-11-26 11:44:27,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2023-11-26 11:44:27,553 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 11:44:27,554 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 11:44:27,560 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba2b7290-36a0-47d0-8916-6b4999e990c3/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-26 11:44:27,758 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba2b7290-36a0-47d0-8916-6b4999e990c3/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-26 11:44:27,758 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 11:44:27,759 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:44:27,760 INFO L85 PathProgramCache]: Analyzing trace with hash -486523467, now seen corresponding path program 1 times [2023-11-26 11:44:27,760 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:44:27,760 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [48012801] [2023-11-26 11:44:27,761 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:44:27,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:44:27,881 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-26 11:44:27,890 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1279355054] [2023-11-26 11:44:27,891 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:44:27,892 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 11:44:27,892 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba2b7290-36a0-47d0-8916-6b4999e990c3/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:44:27,894 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba2b7290-36a0-47d0-8916-6b4999e990c3/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 11:44:27,914 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba2b7290-36a0-47d0-8916-6b4999e990c3/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-26 11:44:28,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 11:44:28,198 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-26 11:44:28,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 11:44:28,396 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-26 11:44:28,397 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-26 11:44:28,399 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-26 11:44:28,409 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba2b7290-36a0-47d0-8916-6b4999e990c3/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-11-26 11:44:28,609 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba2b7290-36a0-47d0-8916-6b4999e990c3/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2023-11-26 11:44:28,612 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2023-11-26 11:44:28,616 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-26 11:44:28,774 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.11 11:44:28 BoogieIcfgContainer [2023-11-26 11:44:28,774 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-26 11:44:28,774 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-26 11:44:28,775 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-26 11:44:28,775 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-26 11:44:28,775 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 11:44:26" (3/4) ... [2023-11-26 11:44:28,778 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-26 11:44:28,779 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-26 11:44:28,780 INFO L158 Benchmark]: Toolchain (without parser) took 3795.32ms. Allocated memory was 176.2MB in the beginning and 211.8MB in the end (delta: 35.7MB). Free memory was 146.8MB in the beginning and 136.3MB in the end (delta: 10.5MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. [2023-11-26 11:44:28,781 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 127.9MB. Free memory is still 99.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-26 11:44:28,781 INFO L158 Benchmark]: CACSL2BoogieTranslator took 406.19ms. Allocated memory is still 176.2MB. Free memory was 146.0MB in the beginning and 132.2MB in the end (delta: 13.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-26 11:44:28,791 INFO L158 Benchmark]: Boogie Procedure Inliner took 88.96ms. Allocated memory is still 176.2MB. Free memory was 132.2MB in the beginning and 128.9MB in the end (delta: 3.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-26 11:44:28,791 INFO L158 Benchmark]: Boogie Preprocessor took 110.10ms. Allocated memory is still 176.2MB. Free memory was 128.9MB in the beginning and 144.8MB in the end (delta: -16.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-26 11:44:28,792 INFO L158 Benchmark]: RCFGBuilder took 818.02ms. Allocated memory is still 176.2MB. Free memory was 144.8MB in the beginning and 121.8MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-26 11:44:28,796 INFO L158 Benchmark]: TraceAbstraction took 2353.25ms. Allocated memory was 176.2MB in the beginning and 211.8MB in the end (delta: 35.7MB). Free memory was 121.0MB in the beginning and 136.3MB in the end (delta: -15.3MB). Peak memory consumption was 23.0MB. Max. memory is 16.1GB. [2023-11-26 11:44:28,799 INFO L158 Benchmark]: Witness Printer took 4.77ms. Allocated memory is still 211.8MB. Free memory is still 136.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-26 11:44:28,802 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 127.9MB. Free memory is still 99.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 406.19ms. Allocated memory is still 176.2MB. Free memory was 146.0MB in the beginning and 132.2MB in the end (delta: 13.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 88.96ms. Allocated memory is still 176.2MB. Free memory was 132.2MB in the beginning and 128.9MB in the end (delta: 3.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 110.10ms. Allocated memory is still 176.2MB. Free memory was 128.9MB in the beginning and 144.8MB in the end (delta: -16.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * RCFGBuilder took 818.02ms. Allocated memory is still 176.2MB. Free memory was 144.8MB in the beginning and 121.8MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * TraceAbstraction took 2353.25ms. Allocated memory was 176.2MB in the beginning and 211.8MB in the end (delta: 35.7MB). Free memory was 121.0MB in the beginning and 136.3MB in the end (delta: -15.3MB). Peak memory consumption was 23.0MB. Max. memory is 16.1GB. * Witness Printer took 4.77ms. Allocated memory is still 211.8MB. Free memory is still 136.3MB. 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 someBinaryDOUBLEComparisonOperation at line 135, overapproximation of someBinaryFLOATComparisonOperation at line 135, overapproximation of someBinaryArithmeticDOUBLEoperation at line 55. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 8.75; [L23] unsigned char var_1_2 = 1; [L24] double var_1_3 = 9.6; [L25] double var_1_4 = 7.625; [L26] double var_1_5 = 1.5; [L27] double var_1_6 = 63.17; [L28] double var_1_7 = 15.5; [L29] unsigned short int var_1_8 = 4; [L30] unsigned short int var_1_9 = 45624; [L31] unsigned short int var_1_10 = 39447; [L32] unsigned short int var_1_11 = 10; [L33] double var_1_12 = 255.5; [L34] double var_1_13 = 0.0; [L35] double var_1_14 = 127.5; [L36] float var_1_15 = 8.2; [L37] float var_1_16 = 2.8; [L38] signed short int var_1_17 = 8; [L39] double var_1_18 = 24.8; [L40] signed short int var_1_19 = -256; [L41] signed short int var_1_20 = 8; [L42] signed short int var_1_21 = 16; [L43] unsigned short int var_1_22 = 2; [L44] signed long int var_1_23 = -100; [L45] unsigned short int var_1_24 = 16; [L46] unsigned char var_1_25 = 0; [L139] isInitial = 1 [L140] FCALL initially() [L141] COND TRUE 1 [L142] FCALL updateLastVariables() [L143] CALL updateVariables() [L89] var_1_2 = __VERIFIER_nondet_uchar() [L90] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=39447, var_1_11=10, var_1_12=511/2, var_1_13=0, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_18=124/5, var_1_19=-256, var_1_1=35/4, var_1_20=8, var_1_21=16, var_1_22=2, var_1_23=-100, var_1_24=16, var_1_25=0, var_1_3=48/5, var_1_4=61/8, var_1_5=3/2, var_1_6=6317/100, var_1_7=31/2, var_1_8=4, var_1_9=45624] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=39447, var_1_11=10, var_1_12=511/2, var_1_13=0, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_18=124/5, var_1_19=-256, var_1_1=35/4, var_1_20=8, var_1_21=16, var_1_22=2, var_1_23=-100, var_1_24=16, var_1_25=0, var_1_3=48/5, var_1_4=61/8, var_1_5=3/2, var_1_6=6317/100, var_1_7=31/2, var_1_8=4, var_1_9=45624] [L90] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, var_1_10=39447, var_1_11=10, var_1_12=511/2, var_1_13=0, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_18=124/5, var_1_19=-256, var_1_1=35/4, var_1_20=8, var_1_21=16, var_1_22=2, var_1_23=-100, var_1_24=16, var_1_25=0, var_1_3=48/5, var_1_4=61/8, var_1_5=3/2, var_1_6=6317/100, var_1_7=31/2, var_1_8=4, var_1_9=45624] [L91] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=39447, var_1_11=10, var_1_12=511/2, var_1_13=0, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_18=124/5, var_1_19=-256, var_1_1=35/4, var_1_20=8, var_1_21=16, var_1_22=2, var_1_23=-100, var_1_24=16, var_1_25=0, var_1_2=1, var_1_3=48/5, var_1_4=61/8, var_1_5=3/2, var_1_6=6317/100, var_1_7=31/2, var_1_8=4, var_1_9=45624] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=39447, var_1_11=10, var_1_12=511/2, var_1_13=0, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_18=124/5, var_1_19=-256, var_1_1=35/4, var_1_20=8, var_1_21=16, var_1_22=2, var_1_23=-100, var_1_24=16, var_1_25=0, var_1_2=1, var_1_3=48/5, var_1_4=61/8, var_1_5=3/2, var_1_6=6317/100, var_1_7=31/2, var_1_8=4, var_1_9=45624] [L91] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, var_1_10=39447, var_1_11=10, var_1_12=511/2, var_1_13=0, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_18=124/5, var_1_19=-256, var_1_1=35/4, var_1_20=8, var_1_21=16, var_1_22=2, var_1_23=-100, var_1_24=16, var_1_25=0, var_1_2=1, var_1_3=48/5, var_1_4=61/8, var_1_5=3/2, var_1_6=6317/100, var_1_7=31/2, var_1_8=4, var_1_9=45624] [L92] var_1_3 = __VERIFIER_nondet_double() [L93] CALL assume_abort_if_not((var_1_3 >= 0.0F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854765600e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=39447, var_1_11=10, var_1_12=511/2, var_1_13=0, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_18=124/5, var_1_19=-256, var_1_1=35/4, var_1_20=8, var_1_21=16, var_1_22=2, var_1_23=-100, var_1_24=16, var_1_25=0, var_1_2=1, var_1_4=61/8, var_1_5=3/2, var_1_6=6317/100, var_1_7=31/2, var_1_8=4, var_1_9=45624] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=39447, var_1_11=10, var_1_12=511/2, var_1_13=0, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_18=124/5, var_1_19=-256, var_1_1=35/4, var_1_20=8, var_1_21=16, var_1_22=2, var_1_23=-100, var_1_24=16, var_1_25=0, var_1_2=1, var_1_4=61/8, var_1_5=3/2, var_1_6=6317/100, var_1_7=31/2, var_1_8=4, var_1_9=45624] [L93] RET assume_abort_if_not((var_1_3 >= 0.0F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854765600e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=39447, var_1_11=10, var_1_12=511/2, var_1_13=0, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_18=124/5, var_1_19=-256, var_1_1=35/4, var_1_20=8, var_1_21=16, var_1_22=2, var_1_23=-100, var_1_24=16, var_1_25=0, var_1_2=1, var_1_4=61/8, var_1_5=3/2, var_1_6=6317/100, var_1_7=31/2, var_1_8=4, var_1_9=45624] [L94] var_1_4 = __VERIFIER_nondet_double() [L95] CALL assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=39447, var_1_11=10, var_1_12=511/2, var_1_13=0, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_18=124/5, var_1_19=-256, var_1_1=35/4, var_1_20=8, var_1_21=16, var_1_22=2, var_1_23=-100, var_1_24=16, var_1_25=0, var_1_2=1, var_1_5=3/2, var_1_6=6317/100, var_1_7=31/2, var_1_8=4, var_1_9=45624] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=39447, var_1_11=10, var_1_12=511/2, var_1_13=0, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_18=124/5, var_1_19=-256, var_1_1=35/4, var_1_20=8, var_1_21=16, var_1_22=2, var_1_23=-100, var_1_24=16, var_1_25=0, var_1_2=1, var_1_5=3/2, var_1_6=6317/100, var_1_7=31/2, var_1_8=4, var_1_9=45624] [L95] RET assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=39447, var_1_11=10, var_1_12=511/2, var_1_13=0, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_18=124/5, var_1_19=-256, var_1_1=35/4, var_1_20=8, var_1_21=16, var_1_22=2, var_1_23=-100, var_1_24=16, var_1_25=0, var_1_2=1, var_1_5=3/2, var_1_6=6317/100, var_1_7=31/2, var_1_8=4, var_1_9=45624] [L96] var_1_5 = __VERIFIER_nondet_double() [L97] CALL assume_abort_if_not((var_1_5 >= -922337.2036854765600e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854765600e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=39447, var_1_11=10, var_1_12=511/2, var_1_13=0, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_18=124/5, var_1_19=-256, var_1_1=35/4, var_1_20=8, var_1_21=16, var_1_22=2, var_1_23=-100, var_1_24=16, var_1_25=0, var_1_2=1, var_1_6=6317/100, var_1_7=31/2, var_1_8=4, var_1_9=45624] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=39447, var_1_11=10, var_1_12=511/2, var_1_13=0, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_18=124/5, var_1_19=-256, var_1_1=35/4, var_1_20=8, var_1_21=16, var_1_22=2, var_1_23=-100, var_1_24=16, var_1_25=0, var_1_2=1, var_1_6=6317/100, var_1_7=31/2, var_1_8=4, var_1_9=45624] [L97] RET assume_abort_if_not((var_1_5 >= -922337.2036854765600e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854765600e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=39447, var_1_11=10, var_1_12=511/2, var_1_13=0, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_18=124/5, var_1_19=-256, var_1_1=35/4, var_1_20=8, var_1_21=16, var_1_22=2, var_1_23=-100, var_1_24=16, var_1_25=0, var_1_2=1, var_1_6=6317/100, var_1_7=31/2, var_1_8=4, var_1_9=45624] [L98] var_1_6 = __VERIFIER_nondet_double() [L99] CALL assume_abort_if_not((var_1_6 >= -922337.2036854765600e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854765600e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=39447, var_1_11=10, var_1_12=511/2, var_1_13=0, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_18=124/5, var_1_19=-256, var_1_1=35/4, var_1_20=8, var_1_21=16, var_1_22=2, var_1_23=-100, var_1_24=16, var_1_25=0, var_1_2=1, var_1_7=31/2, var_1_8=4, var_1_9=45624] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=39447, var_1_11=10, var_1_12=511/2, var_1_13=0, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_18=124/5, var_1_19=-256, var_1_1=35/4, var_1_20=8, var_1_21=16, var_1_22=2, var_1_23=-100, var_1_24=16, var_1_25=0, var_1_2=1, var_1_7=31/2, var_1_8=4, var_1_9=45624] [L99] RET assume_abort_if_not((var_1_6 >= -922337.2036854765600e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854765600e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=39447, var_1_11=10, var_1_12=511/2, var_1_13=0, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_18=124/5, var_1_19=-256, var_1_1=35/4, var_1_20=8, var_1_21=16, var_1_22=2, var_1_23=-100, var_1_24=16, var_1_25=0, var_1_2=1, var_1_7=31/2, var_1_8=4, var_1_9=45624] [L100] var_1_7 = __VERIFIER_nondet_double() [L101] CALL assume_abort_if_not((var_1_7 >= -922337.2036854765600e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854765600e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=39447, var_1_11=10, var_1_12=511/2, var_1_13=0, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_18=124/5, var_1_19=-256, var_1_1=35/4, var_1_20=8, var_1_21=16, var_1_22=2, var_1_23=-100, var_1_24=16, var_1_25=0, var_1_2=1, var_1_8=4, var_1_9=45624] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=39447, var_1_11=10, var_1_12=511/2, var_1_13=0, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_18=124/5, var_1_19=-256, var_1_1=35/4, var_1_20=8, var_1_21=16, var_1_22=2, var_1_23=-100, var_1_24=16, var_1_25=0, var_1_2=1, var_1_8=4, var_1_9=45624] [L101] RET assume_abort_if_not((var_1_7 >= -922337.2036854765600e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854765600e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=39447, var_1_11=10, var_1_12=511/2, var_1_13=0, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_18=124/5, var_1_19=-256, var_1_1=35/4, var_1_20=8, var_1_21=16, var_1_22=2, var_1_23=-100, var_1_24=16, var_1_25=0, var_1_2=1, var_1_8=4, var_1_9=45624] [L102] var_1_9 = __VERIFIER_nondet_ushort() [L103] CALL assume_abort_if_not(var_1_9 >= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=39447, var_1_11=10, var_1_12=511/2, var_1_13=0, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_18=124/5, var_1_19=-256, var_1_1=35/4, var_1_20=8, var_1_21=16, var_1_22=2, var_1_23=-100, var_1_24=16, var_1_25=0, var_1_2=1, var_1_8=4, var_1_9=65534] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=39447, var_1_11=10, var_1_12=511/2, var_1_13=0, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_18=124/5, var_1_19=-256, var_1_1=35/4, var_1_20=8, var_1_21=16, var_1_22=2, var_1_23=-100, var_1_24=16, var_1_25=0, var_1_2=1, var_1_8=4, var_1_9=65534] [L103] RET assume_abort_if_not(var_1_9 >= 32767) VAL [isInitial=1, var_1_10=39447, var_1_11=10, var_1_12=511/2, var_1_13=0, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_18=124/5, var_1_19=-256, var_1_1=35/4, var_1_20=8, var_1_21=16, var_1_22=2, var_1_23=-100, var_1_24=16, var_1_25=0, var_1_2=1, var_1_8=4, var_1_9=65534] [L104] CALL assume_abort_if_not(var_1_9 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_10=39447, var_1_11=10, var_1_12=511/2, var_1_13=0, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_18=124/5, var_1_19=-256, var_1_1=35/4, var_1_20=8, var_1_21=16, var_1_22=2, var_1_23=-100, var_1_24=16, var_1_25=0, var_1_2=1, var_1_8=4, var_1_9=65534] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=39447, var_1_11=10, var_1_12=511/2, var_1_13=0, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_18=124/5, var_1_19=-256, var_1_1=35/4, var_1_20=8, var_1_21=16, var_1_22=2, var_1_23=-100, var_1_24=16, var_1_25=0, var_1_2=1, var_1_8=4, var_1_9=65534] [L104] RET assume_abort_if_not(var_1_9 <= 65534) VAL [isInitial=1, var_1_10=39447, var_1_11=10, var_1_12=511/2, var_1_13=0, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_18=124/5, var_1_19=-256, var_1_1=35/4, var_1_20=8, var_1_21=16, var_1_22=2, var_1_23=-100, var_1_24=16, var_1_25=0, var_1_2=1, var_1_8=4, var_1_9=65534] [L105] var_1_10 = __VERIFIER_nondet_ushort() [L106] CALL assume_abort_if_not(var_1_10 >= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=65534, var_1_11=10, var_1_12=511/2, var_1_13=0, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_18=124/5, var_1_19=-256, var_1_1=35/4, var_1_20=8, var_1_21=16, var_1_22=2, var_1_23=-100, var_1_24=16, var_1_25=0, var_1_2=1, var_1_8=4, var_1_9=65534] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=65534, var_1_11=10, var_1_12=511/2, var_1_13=0, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_18=124/5, var_1_19=-256, var_1_1=35/4, var_1_20=8, var_1_21=16, var_1_22=2, var_1_23=-100, var_1_24=16, var_1_25=0, var_1_2=1, var_1_8=4, var_1_9=65534] [L106] RET assume_abort_if_not(var_1_10 >= 32767) VAL [isInitial=1, var_1_10=65534, var_1_11=10, var_1_12=511/2, var_1_13=0, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_18=124/5, var_1_19=-256, var_1_1=35/4, var_1_20=8, var_1_21=16, var_1_22=2, var_1_23=-100, var_1_24=16, var_1_25=0, var_1_2=1, var_1_8=4, var_1_9=65534] [L107] CALL assume_abort_if_not(var_1_10 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_10=65534, var_1_11=10, var_1_12=511/2, var_1_13=0, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_18=124/5, var_1_19=-256, var_1_1=35/4, var_1_20=8, var_1_21=16, var_1_22=2, var_1_23=-100, var_1_24=16, var_1_25=0, var_1_2=1, var_1_8=4, var_1_9=65534] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=65534, var_1_11=10, var_1_12=511/2, var_1_13=0, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_18=124/5, var_1_19=-256, var_1_1=35/4, var_1_20=8, var_1_21=16, var_1_22=2, var_1_23=-100, var_1_24=16, var_1_25=0, var_1_2=1, var_1_8=4, var_1_9=65534] [L107] RET assume_abort_if_not(var_1_10 <= 65534) VAL [isInitial=1, var_1_10=65534, var_1_11=10, var_1_12=511/2, var_1_13=0, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_18=124/5, var_1_19=-256, var_1_1=35/4, var_1_20=8, var_1_21=16, var_1_22=2, var_1_23=-100, var_1_24=16, var_1_25=0, var_1_2=1, var_1_8=4, var_1_9=65534] [L108] var_1_11 = __VERIFIER_nondet_ushort() [L109] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=65534, var_1_12=511/2, var_1_13=0, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_18=124/5, var_1_19=-256, var_1_1=35/4, var_1_20=8, var_1_21=16, var_1_22=2, var_1_23=-100, var_1_24=16, var_1_25=0, var_1_2=1, var_1_8=4, var_1_9=65534] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=65534, var_1_12=511/2, var_1_13=0, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_18=124/5, var_1_19=-256, var_1_1=35/4, var_1_20=8, var_1_21=16, var_1_22=2, var_1_23=-100, var_1_24=16, var_1_25=0, var_1_2=1, var_1_8=4, var_1_9=65534] [L109] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, var_1_10=65534, var_1_12=511/2, var_1_13=0, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_18=124/5, var_1_19=-256, var_1_1=35/4, var_1_20=8, var_1_21=16, var_1_22=2, var_1_23=-100, var_1_24=16, var_1_25=0, var_1_2=1, var_1_8=4, var_1_9=65534] [L110] CALL assume_abort_if_not(var_1_11 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=65534, var_1_11=0, var_1_12=511/2, var_1_13=0, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_18=124/5, var_1_19=-256, var_1_1=35/4, var_1_20=8, var_1_21=16, var_1_22=2, var_1_23=-100, var_1_24=16, var_1_25=0, var_1_2=1, var_1_8=4, var_1_9=65534] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=65534, var_1_11=0, var_1_12=511/2, var_1_13=0, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_18=124/5, var_1_19=-256, var_1_1=35/4, var_1_20=8, var_1_21=16, var_1_22=2, var_1_23=-100, var_1_24=16, var_1_25=0, var_1_2=1, var_1_8=4, var_1_9=65534] [L110] RET assume_abort_if_not(var_1_11 <= 32767) VAL [isInitial=1, var_1_10=65534, var_1_11=0, var_1_12=511/2, var_1_13=0, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_18=124/5, var_1_19=-256, var_1_1=35/4, var_1_20=8, var_1_21=16, var_1_22=2, var_1_23=-100, var_1_24=16, var_1_25=0, var_1_2=1, var_1_8=4, var_1_9=65534] [L111] var_1_13 = __VERIFIER_nondet_double() [L112] CALL assume_abort_if_not((var_1_13 >= 4611686.018427382800e+12F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=65534, var_1_11=0, var_1_12=511/2, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_18=124/5, var_1_19=-256, var_1_1=35/4, var_1_20=8, var_1_21=16, var_1_22=2, var_1_23=-100, var_1_24=16, var_1_25=0, var_1_2=1, var_1_8=4, var_1_9=65534] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=65534, var_1_11=0, var_1_12=511/2, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_18=124/5, var_1_19=-256, var_1_1=35/4, var_1_20=8, var_1_21=16, var_1_22=2, var_1_23=-100, var_1_24=16, var_1_25=0, var_1_2=1, var_1_8=4, var_1_9=65534] [L112] RET assume_abort_if_not((var_1_13 >= 4611686.018427382800e+12F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=65534, var_1_11=0, var_1_12=511/2, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_18=124/5, var_1_19=-256, var_1_1=35/4, var_1_20=8, var_1_21=16, var_1_22=2, var_1_23=-100, var_1_24=16, var_1_25=0, var_1_2=1, var_1_8=4, var_1_9=65534] [L113] var_1_18 = __VERIFIER_nondet_double() [L114] CALL assume_abort_if_not((var_1_18 >= -922337.2036854776000e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854776000e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=65534, var_1_11=0, var_1_12=511/2, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_19=-256, var_1_1=35/4, var_1_20=8, var_1_21=16, var_1_22=2, var_1_23=-100, var_1_24=16, var_1_25=0, var_1_2=1, var_1_8=4, var_1_9=65534] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=65534, var_1_11=0, var_1_12=511/2, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_19=-256, var_1_1=35/4, var_1_20=8, var_1_21=16, var_1_22=2, var_1_23=-100, var_1_24=16, var_1_25=0, var_1_2=1, var_1_8=4, var_1_9=65534] [L114] RET assume_abort_if_not((var_1_18 >= -922337.2036854776000e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854776000e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=65534, var_1_11=0, var_1_12=511/2, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_19=-256, var_1_1=35/4, var_1_20=8, var_1_21=16, var_1_22=2, var_1_23=-100, var_1_24=16, var_1_25=0, var_1_2=1, var_1_8=4, var_1_9=65534] [L115] CALL assume_abort_if_not(var_1_18 != 0.0F) VAL [\old(cond)=1, isInitial=1, var_1_10=65534, var_1_11=0, var_1_12=511/2, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_19=-256, var_1_1=35/4, var_1_20=8, var_1_21=16, var_1_22=2, var_1_23=-100, var_1_24=16, var_1_25=0, var_1_2=1, var_1_8=4, var_1_9=65534] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=65534, var_1_11=0, var_1_12=511/2, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_19=-256, var_1_1=35/4, var_1_20=8, var_1_21=16, var_1_22=2, var_1_23=-100, var_1_24=16, var_1_25=0, var_1_2=1, var_1_8=4, var_1_9=65534] [L115] RET assume_abort_if_not(var_1_18 != 0.0F) VAL [isInitial=1, var_1_10=65534, var_1_11=0, var_1_12=511/2, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_19=-256, var_1_1=35/4, var_1_20=8, var_1_21=16, var_1_22=2, var_1_23=-100, var_1_24=16, var_1_25=0, var_1_2=1, var_1_8=4, var_1_9=65534] [L116] var_1_19 = __VERIFIER_nondet_short() [L117] CALL assume_abort_if_not(var_1_19 >= -32767) VAL [\old(cond)=1, isInitial=1, var_1_10=65534, var_1_11=0, var_1_12=511/2, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_19=32766, var_1_1=35/4, var_1_20=8, var_1_21=16, var_1_22=2, var_1_23=-100, var_1_24=16, var_1_25=0, var_1_2=1, var_1_8=4, var_1_9=65534] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=65534, var_1_11=0, var_1_12=511/2, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_19=32766, var_1_1=35/4, var_1_20=8, var_1_21=16, var_1_22=2, var_1_23=-100, var_1_24=16, var_1_25=0, var_1_2=1, var_1_8=4, var_1_9=65534] [L117] RET assume_abort_if_not(var_1_19 >= -32767) VAL [isInitial=1, var_1_10=65534, var_1_11=0, var_1_12=511/2, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_19=32766, var_1_1=35/4, var_1_20=8, var_1_21=16, var_1_22=2, var_1_23=-100, var_1_24=16, var_1_25=0, var_1_2=1, var_1_8=4, var_1_9=65534] [L118] CALL assume_abort_if_not(var_1_19 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_10=65534, var_1_11=0, var_1_12=511/2, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_19=32766, var_1_1=35/4, var_1_20=8, var_1_21=16, var_1_22=2, var_1_23=-100, var_1_24=16, var_1_25=0, var_1_2=1, var_1_8=4, var_1_9=65534] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=65534, var_1_11=0, var_1_12=511/2, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_19=32766, var_1_1=35/4, var_1_20=8, var_1_21=16, var_1_22=2, var_1_23=-100, var_1_24=16, var_1_25=0, var_1_2=1, var_1_8=4, var_1_9=65534] [L118] RET assume_abort_if_not(var_1_19 <= 32766) VAL [isInitial=1, var_1_10=65534, var_1_11=0, var_1_12=511/2, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_19=32766, var_1_1=35/4, var_1_20=8, var_1_21=16, var_1_22=2, var_1_23=-100, var_1_24=16, var_1_25=0, var_1_2=1, var_1_8=4, var_1_9=65534] [L119] var_1_20 = __VERIFIER_nondet_short() [L120] CALL assume_abort_if_not(var_1_20 >= -1) VAL [\old(cond)=1, isInitial=1, var_1_10=65534, var_1_11=0, var_1_12=511/2, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_19=32766, var_1_1=35/4, var_1_20=-1, var_1_21=16, var_1_22=2, var_1_23=-100, var_1_24=16, var_1_25=0, var_1_2=1, var_1_8=4, var_1_9=65534] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=65534, var_1_11=0, var_1_12=511/2, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_19=32766, var_1_1=35/4, var_1_20=-1, var_1_21=16, var_1_22=2, var_1_23=-100, var_1_24=16, var_1_25=0, var_1_2=1, var_1_8=4, var_1_9=65534] [L120] RET assume_abort_if_not(var_1_20 >= -1) VAL [isInitial=1, var_1_10=65534, var_1_11=0, var_1_12=511/2, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_19=32766, var_1_1=35/4, var_1_20=-1, var_1_21=16, var_1_22=2, var_1_23=-100, var_1_24=16, var_1_25=0, var_1_2=1, var_1_8=4, var_1_9=65534] [L121] CALL assume_abort_if_not(var_1_20 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_10=65534, var_1_11=0, var_1_12=511/2, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_19=32766, var_1_1=35/4, var_1_20=-1, var_1_21=16, var_1_22=2, var_1_23=-100, var_1_24=16, var_1_25=0, var_1_2=1, var_1_8=4, var_1_9=65534] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=65534, var_1_11=0, var_1_12=511/2, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_19=32766, var_1_1=35/4, var_1_20=-1, var_1_21=16, var_1_22=2, var_1_23=-100, var_1_24=16, var_1_25=0, var_1_2=1, var_1_8=4, var_1_9=65534] [L121] RET assume_abort_if_not(var_1_20 <= 32766) VAL [isInitial=1, var_1_10=65534, var_1_11=0, var_1_12=511/2, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_19=32766, var_1_1=35/4, var_1_20=-1, var_1_21=16, var_1_22=2, var_1_23=-100, var_1_24=16, var_1_25=0, var_1_2=1, var_1_8=4, var_1_9=65534] [L122] var_1_21 = __VERIFIER_nondet_short() [L123] CALL assume_abort_if_not(var_1_21 >= -32766) VAL [\old(cond)=1, isInitial=1, var_1_10=65534, var_1_11=0, var_1_12=511/2, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_19=32766, var_1_1=35/4, var_1_20=-1, var_1_21=32766, var_1_22=2, var_1_23=-100, var_1_24=16, var_1_25=0, var_1_2=1, var_1_8=4, var_1_9=65534] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=65534, var_1_11=0, var_1_12=511/2, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_19=32766, var_1_1=35/4, var_1_20=-1, var_1_21=32766, var_1_22=2, var_1_23=-100, var_1_24=16, var_1_25=0, var_1_2=1, var_1_8=4, var_1_9=65534] [L123] RET assume_abort_if_not(var_1_21 >= -32766) VAL [isInitial=1, var_1_10=65534, var_1_11=0, var_1_12=511/2, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_19=32766, var_1_1=35/4, var_1_20=-1, var_1_21=32766, var_1_22=2, var_1_23=-100, var_1_24=16, var_1_25=0, var_1_2=1, var_1_8=4, var_1_9=65534] [L124] CALL assume_abort_if_not(var_1_21 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_10=65534, var_1_11=0, var_1_12=511/2, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_19=32766, var_1_1=35/4, var_1_20=-1, var_1_21=32766, var_1_22=2, var_1_23=-100, var_1_24=16, var_1_25=0, var_1_2=1, var_1_8=4, var_1_9=65534] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=65534, var_1_11=0, var_1_12=511/2, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_19=32766, var_1_1=35/4, var_1_20=-1, var_1_21=32766, var_1_22=2, var_1_23=-100, var_1_24=16, var_1_25=0, var_1_2=1, var_1_8=4, var_1_9=65534] [L124] RET assume_abort_if_not(var_1_21 <= 32766) VAL [isInitial=1, var_1_10=65534, var_1_11=0, var_1_12=511/2, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_19=32766, var_1_1=35/4, var_1_20=-1, var_1_21=32766, var_1_22=2, var_1_23=-100, var_1_24=16, var_1_25=0, var_1_2=1, var_1_8=4, var_1_9=65534] [L125] var_1_23 = __VERIFIER_nondet_long() [L126] CALL assume_abort_if_not(var_1_23 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=65534, var_1_11=0, var_1_12=511/2, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_19=32766, var_1_1=35/4, var_1_20=-1, var_1_21=32766, var_1_22=2, var_1_23=2147483647, var_1_24=16, var_1_25=0, var_1_2=1, var_1_8=4, var_1_9=65534] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=65534, var_1_11=0, var_1_12=511/2, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_19=32766, var_1_1=35/4, var_1_20=-1, var_1_21=32766, var_1_22=2, var_1_23=2147483647, var_1_24=16, var_1_25=0, var_1_2=1, var_1_8=4, var_1_9=65534] [L126] RET assume_abort_if_not(var_1_23 >= -2147483648) VAL [isInitial=1, var_1_10=65534, var_1_11=0, var_1_12=511/2, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_19=32766, var_1_1=35/4, var_1_20=-1, var_1_21=32766, var_1_22=2, var_1_23=2147483647, var_1_24=16, var_1_25=0, var_1_2=1, var_1_8=4, var_1_9=65534] [L127] CALL assume_abort_if_not(var_1_23 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=65534, var_1_11=0, var_1_12=511/2, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_19=32766, var_1_1=35/4, var_1_20=-1, var_1_21=32766, var_1_22=2, var_1_23=2147483647, var_1_24=16, var_1_25=0, var_1_2=1, var_1_8=4, var_1_9=65534] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=65534, var_1_11=0, var_1_12=511/2, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_19=32766, var_1_1=35/4, var_1_20=-1, var_1_21=32766, var_1_22=2, var_1_23=2147483647, var_1_24=16, var_1_25=0, var_1_2=1, var_1_8=4, var_1_9=65534] [L127] RET assume_abort_if_not(var_1_23 <= 2147483647) VAL [isInitial=1, var_1_10=65534, var_1_11=0, var_1_12=511/2, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_19=32766, var_1_1=35/4, var_1_20=-1, var_1_21=32766, var_1_22=2, var_1_23=2147483647, var_1_24=16, var_1_25=0, var_1_2=1, var_1_8=4, var_1_9=65534] [L128] var_1_25 = __VERIFIER_nondet_uchar() [L129] CALL assume_abort_if_not(var_1_25 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=65534, var_1_11=0, var_1_12=511/2, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_19=32766, var_1_1=35/4, var_1_20=-1, var_1_21=32766, var_1_22=2, var_1_23=2147483647, var_1_24=16, var_1_2=1, var_1_8=4, var_1_9=65534] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=65534, var_1_11=0, var_1_12=511/2, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_19=32766, var_1_1=35/4, var_1_20=-1, var_1_21=32766, var_1_22=2, var_1_23=2147483647, var_1_24=16, var_1_2=1, var_1_8=4, var_1_9=65534] [L129] RET assume_abort_if_not(var_1_25 >= 0) VAL [isInitial=1, var_1_10=65534, var_1_11=0, var_1_12=511/2, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_19=32766, var_1_1=35/4, var_1_20=-1, var_1_21=32766, var_1_22=2, var_1_23=2147483647, var_1_24=16, var_1_2=1, var_1_8=4, var_1_9=65534] [L130] CALL assume_abort_if_not(var_1_25 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=65534, var_1_11=0, var_1_12=511/2, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_19=32766, var_1_1=35/4, var_1_20=-1, var_1_21=32766, var_1_22=2, var_1_23=2147483647, var_1_24=16, var_1_25=1, var_1_2=1, var_1_8=4, var_1_9=65534] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=65534, var_1_11=0, var_1_12=511/2, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_19=32766, var_1_1=35/4, var_1_20=-1, var_1_21=32766, var_1_22=2, var_1_23=2147483647, var_1_24=16, var_1_25=1, var_1_2=1, var_1_8=4, var_1_9=65534] [L130] RET assume_abort_if_not(var_1_25 <= 1) VAL [isInitial=1, var_1_10=65534, var_1_11=0, var_1_12=511/2, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_19=32766, var_1_1=35/4, var_1_20=-1, var_1_21=32766, var_1_22=2, var_1_23=2147483647, var_1_24=16, var_1_25=1, var_1_2=1, var_1_8=4, var_1_9=65534] [L143] RET updateVariables() [L144] CALL step() [L50] COND TRUE \read(var_1_2) [L51] var_1_1 = (((((((((var_1_3 - var_1_4)) > (((((var_1_5) < (var_1_6)) ? (var_1_5) : (var_1_6))))) ? ((var_1_3 - var_1_4)) : (((((var_1_5) < (var_1_6)) ? (var_1_5) : (var_1_6))))))) < (var_1_7)) ? ((((((var_1_3 - var_1_4)) > (((((var_1_5) < (var_1_6)) ? (var_1_5) : (var_1_6))))) ? ((var_1_3 - var_1_4)) : (((((var_1_5) < (var_1_6)) ? (var_1_5) : (var_1_6))))))) : (var_1_7))) VAL [isInitial=1, var_1_10=65534, var_1_11=0, var_1_12=511/2, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_19=32766, var_1_1=2, var_1_20=-1, var_1_21=32766, var_1_22=2, var_1_23=2147483647, var_1_24=16, var_1_25=1, var_1_2=1, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=4, var_1_9=65534] [L53] var_1_8 = (((((var_1_9) < (var_1_10)) ? (var_1_9) : (var_1_10))) - var_1_11) VAL [isInitial=1, var_1_10=65534, var_1_11=0, var_1_12=511/2, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_19=32766, var_1_1=2, var_1_20=-1, var_1_21=32766, var_1_22=2, var_1_23=2147483647, var_1_24=16, var_1_25=1, var_1_2=1, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=65534, var_1_9=65534] [L54] COND TRUE \read(var_1_2) [L55] var_1_12 = (((((var_1_3 - (var_1_13 - 128.68))) < (var_1_7)) ? ((var_1_3 - (var_1_13 - 128.68))) : (var_1_7))) VAL [isInitial=1, var_1_10=65534, var_1_11=0, var_1_12=3, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_19=32766, var_1_1=2, var_1_20=-1, var_1_21=32766, var_1_22=2, var_1_23=2147483647, var_1_24=16, var_1_25=1, var_1_2=1, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=65534, var_1_9=65534] [L57] var_1_14 = var_1_6 VAL [isInitial=1, var_1_10=65534, var_1_11=0, var_1_12=3, var_1_14=4, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_19=32766, var_1_1=2, var_1_20=-1, var_1_21=32766, var_1_22=2, var_1_23=2147483647, var_1_24=16, var_1_25=1, var_1_2=1, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=65534, var_1_9=65534] [L58] COND FALSE !(var_1_13 >= var_1_14) VAL [isInitial=1, var_1_10=65534, var_1_11=0, var_1_12=3, var_1_14=4, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_19=32766, var_1_1=2, var_1_20=-1, var_1_21=32766, var_1_22=2, var_1_23=2147483647, var_1_24=16, var_1_25=1, var_1_2=1, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=65534, var_1_9=65534] [L65] COND TRUE var_1_3 <= var_1_4 [L66] var_1_16 = ((((var_1_6) < (var_1_4)) ? (var_1_6) : (var_1_4))) VAL [isInitial=1, var_1_10=65534, var_1_11=0, var_1_12=3, var_1_14=4, var_1_15=41/5, var_1_16=4, var_1_17=8, var_1_19=32766, var_1_1=2, var_1_20=-1, var_1_21=32766, var_1_22=2, var_1_23=2147483647, var_1_24=16, var_1_25=1, var_1_2=1, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=65534, var_1_9=65534] [L68] COND FALSE !(var_1_7 >= (var_1_5 / ((((var_1_13) < (var_1_18)) ? (var_1_13) : (var_1_18))))) [L77] var_1_17 = var_1_21 VAL [isInitial=1, var_1_10=65534, var_1_11=0, var_1_12=3, var_1_14=4, var_1_15=41/5, var_1_16=4, var_1_17=32766, var_1_19=32766, var_1_1=2, var_1_20=-1, var_1_21=32766, var_1_22=2, var_1_23=2147483647, var_1_24=16, var_1_25=1, var_1_2=1, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=65534, var_1_9=65534] [L79] COND TRUE (var_1_11 + var_1_20) <= ((var_1_21 * var_1_23) * var_1_19) [L80] var_1_22 = (((((var_1_9 - var_1_11)) > (var_1_10)) ? ((var_1_9 - var_1_11)) : (var_1_10))) VAL [isInitial=1, var_1_10=65534, var_1_11=0, var_1_12=3, var_1_14=4, var_1_15=41/5, var_1_16=4, var_1_17=32766, var_1_19=32766, var_1_1=2, var_1_20=-1, var_1_21=32766, var_1_22=65534, var_1_23=2147483647, var_1_24=16, var_1_25=1, var_1_2=1, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=65534, var_1_9=65534] [L82] COND FALSE !(var_1_9 < var_1_11) VAL [isInitial=1, var_1_10=65534, var_1_11=0, var_1_12=3, var_1_14=4, var_1_15=41/5, var_1_16=4, var_1_17=32766, var_1_19=32766, var_1_1=2, var_1_20=-1, var_1_21=32766, var_1_22=65534, var_1_23=2147483647, var_1_24=16, var_1_25=1, var_1_2=1, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=65534, var_1_9=65534] [L144] RET step() [L145] CALL, EXPR property() [L135-L136] return ((((((((var_1_2 ? (var_1_1 == ((double) (((((((((var_1_3 - var_1_4)) > (((((var_1_5) < (var_1_6)) ? (var_1_5) : (var_1_6))))) ? ((var_1_3 - var_1_4)) : (((((var_1_5) < (var_1_6)) ? (var_1_5) : (var_1_6))))))) < (var_1_7)) ? ((((((var_1_3 - var_1_4)) > (((((var_1_5) < (var_1_6)) ? (var_1_5) : (var_1_6))))) ? ((var_1_3 - var_1_4)) : (((((var_1_5) < (var_1_6)) ? (var_1_5) : (var_1_6))))))) : (var_1_7))))) : 1) && (var_1_8 == ((unsigned short int) (((((var_1_9) < (var_1_10)) ? (var_1_9) : (var_1_10))) - var_1_11)))) && (var_1_2 ? (var_1_12 == ((double) (((((var_1_3 - (var_1_13 - 128.68))) < (var_1_7)) ? ((var_1_3 - (var_1_13 - 128.68))) : (var_1_7))))) : 1)) && (var_1_14 == ((double) var_1_6))) && ((var_1_13 >= var_1_14) ? (var_1_2 ? ((var_1_8 == var_1_11) ? (var_1_15 == ((float) 10.975f)) : 1) : 1) : 1)) && ((var_1_3 <= var_1_4) ? (var_1_16 == ((float) ((((var_1_6) < (var_1_4)) ? (var_1_6) : (var_1_4))))) : 1)) && ((var_1_7 >= (var_1_5 / ((((var_1_13) < (var_1_18)) ? (var_1_13) : (var_1_18))))) ? (((var_1_10 + var_1_9) <= var_1_11) ? (var_1_2 ? (var_1_17 == ((signed short int) var_1_19)) : 1) : (var_1_17 == ((signed short int) (var_1_20 - ((((var_1_21) < 0 ) ? -(var_1_21) : (var_1_21))))))) : (var_1_17 == ((signed short int) var_1_21)))) && (((var_1_11 + var_1_20) <= ((var_1_21 * var_1_23) * var_1_19)) ? (var_1_22 == ((unsigned short int) (((((var_1_9 - var_1_11)) > (var_1_10)) ? ((var_1_9 - var_1_11)) : (var_1_10))))) : 1)) && ((var_1_9 < var_1_11) ? ((var_1_2 || var_1_25) ? (var_1_24 == ((unsigned short int) 128)) : 1) : 1) ; [L145] RET, EXPR property() [L145] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=65534, var_1_11=0, var_1_12=3, var_1_14=4, var_1_15=41/5, var_1_16=4, var_1_17=32766, var_1_19=32766, var_1_1=2, var_1_20=-1, var_1_21=32766, var_1_22=65534, var_1_23=2147483647, var_1_24=16, var_1_25=1, var_1_2=1, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=65534, var_1_9=65534] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=65534, var_1_11=0, var_1_12=3, var_1_14=4, var_1_15=41/5, var_1_16=4, var_1_17=32766, var_1_19=32766, var_1_1=2, var_1_20=-1, var_1_21=32766, var_1_22=65534, var_1_23=2147483647, var_1_24=16, var_1_25=1, var_1_2=1, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=65534, var_1_9=65534] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 69 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.1s, OverallIterations: 2, TraceHistogramMax: 26, 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, 101 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3 IncrementalHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 101 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 159 GetRequests, 159 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=69occurred 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: 0.1s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 480 NumberOfCodeBlocks, 480 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 159 ConstructedInterpolants, 0 QuantifiedInterpolants, 159 SizeOfPredicates, 0 NumberOfNonLiveVariables, 362 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 1300/1300 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 [2023-11-26 11:44:28,829 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba2b7290-36a0-47d0-8916-6b4999e990c3/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (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_ba2b7290-36a0-47d0-8916-6b4999e990c3/bin/uautomizer-verify-VRDe98Ueme/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba2b7290-36a0-47d0-8916-6b4999e990c3/bin/uautomizer-verify-VRDe98Ueme/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba2b7290-36a0-47d0-8916-6b4999e990c3/bin/uautomizer-verify-VRDe98Ueme/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba2b7290-36a0-47d0-8916-6b4999e990c3/bin/uautomizer-verify-VRDe98Ueme/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-36.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba2b7290-36a0-47d0-8916-6b4999e990c3/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba2b7290-36a0-47d0-8916-6b4999e990c3/bin/uautomizer-verify-VRDe98Ueme --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 1f5b5ff94f4836a99c81109f7a8f905db9934ea0167b4088f287cfdf0bb88b00 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-26 11:44:31,727 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-26 11:44:31,879 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba2b7290-36a0-47d0-8916-6b4999e990c3/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-26 11:44:31,890 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-26 11:44:31,891 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-26 11:44:31,939 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-26 11:44:31,939 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-26 11:44:31,940 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-26 11:44:31,941 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-26 11:44:31,946 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-26 11:44:31,947 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-26 11:44:31,948 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-26 11:44:31,948 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-26 11:44:31,950 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-26 11:44:31,951 INFO L153 SettingsManager]: * Use SBE=true [2023-11-26 11:44:31,952 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-26 11:44:31,952 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-26 11:44:31,953 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-26 11:44:31,953 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-26 11:44:31,954 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-26 11:44:31,955 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-26 11:44:31,955 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-26 11:44:31,956 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-26 11:44:31,956 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-26 11:44:31,957 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-26 11:44:31,957 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-26 11:44:31,958 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-26 11:44:31,958 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-26 11:44:31,959 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-26 11:44:31,959 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-26 11:44:31,961 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-26 11:44:31,961 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-26 11:44:31,961 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-26 11:44:31,962 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 11:44:31,962 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-26 11:44:31,962 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-26 11:44:31,963 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-26 11:44:31,964 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-26 11:44:31,964 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-26 11:44:31,964 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-26 11:44:31,965 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-26 11:44:31,965 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-26 11:44:31,965 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-26 11:44:31,966 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-26 11:44:31,966 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-26 11:44:31,967 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_ba2b7290-36a0-47d0-8916-6b4999e990c3/bin/uautomizer-verify-VRDe98Ueme/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba2b7290-36a0-47d0-8916-6b4999e990c3/bin/uautomizer-verify-VRDe98Ueme Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1f5b5ff94f4836a99c81109f7a8f905db9934ea0167b4088f287cfdf0bb88b00 [2023-11-26 11:44:32,418 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-26 11:44:32,457 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-26 11:44:32,460 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-26 11:44:32,461 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-26 11:44:32,462 INFO L274 PluginConnector]: CDTParser initialized [2023-11-26 11:44:32,464 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba2b7290-36a0-47d0-8916-6b4999e990c3/bin/uautomizer-verify-VRDe98Ueme/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-36.i [2023-11-26 11:44:35,791 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-26 11:44:36,109 INFO L384 CDTParser]: Found 1 translation units. [2023-11-26 11:44:36,110 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba2b7290-36a0-47d0-8916-6b4999e990c3/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-36.i [2023-11-26 11:44:36,120 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba2b7290-36a0-47d0-8916-6b4999e990c3/bin/uautomizer-verify-VRDe98Ueme/data/0df5553c0/a0a6d57f1b984056af3e9c3557a8da31/FLAGd1897e85d [2023-11-26 11:44:36,135 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba2b7290-36a0-47d0-8916-6b4999e990c3/bin/uautomizer-verify-VRDe98Ueme/data/0df5553c0/a0a6d57f1b984056af3e9c3557a8da31 [2023-11-26 11:44:36,145 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-26 11:44:36,147 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-26 11:44:36,148 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-26 11:44:36,148 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-26 11:44:36,153 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-26 11:44:36,154 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 11:44:36" (1/1) ... [2023-11-26 11:44:36,155 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d423e27 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:44:36, skipping insertion in model container [2023-11-26 11:44:36,155 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 11:44:36" (1/1) ... [2023-11-26 11:44:36,212 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-26 11:44:36,434 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_ba2b7290-36a0-47d0-8916-6b4999e990c3/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-36.i[913,926] [2023-11-26 11:44:36,551 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 11:44:36,573 INFO L202 MainTranslator]: Completed pre-run [2023-11-26 11:44:36,592 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_ba2b7290-36a0-47d0-8916-6b4999e990c3/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-36.i[913,926] [2023-11-26 11:44:36,646 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 11:44:36,685 INFO L206 MainTranslator]: Completed translation [2023-11-26 11:44:36,686 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:44:36 WrapperNode [2023-11-26 11:44:36,686 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-26 11:44:36,687 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-26 11:44:36,687 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-26 11:44:36,687 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-26 11:44:36,695 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:44:36" (1/1) ... [2023-11-26 11:44:36,720 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:44:36" (1/1) ... [2023-11-26 11:44:36,775 INFO L138 Inliner]: procedures = 27, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 156 [2023-11-26 11:44:36,777 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-26 11:44:36,778 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-26 11:44:36,778 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-26 11:44:36,779 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-26 11:44:36,791 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:44:36" (1/1) ... [2023-11-26 11:44:36,792 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:44:36" (1/1) ... [2023-11-26 11:44:36,808 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:44:36" (1/1) ... [2023-11-26 11:44:36,834 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]. [2023-11-26 11:44:36,849 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:44:36" (1/1) ... [2023-11-26 11:44:36,849 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:44:36" (1/1) ... [2023-11-26 11:44:36,861 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:44:36" (1/1) ... [2023-11-26 11:44:36,884 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:44:36" (1/1) ... [2023-11-26 11:44:36,887 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:44:36" (1/1) ... [2023-11-26 11:44:36,890 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:44:36" (1/1) ... [2023-11-26 11:44:36,895 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-26 11:44:36,906 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-26 11:44:36,906 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-26 11:44:36,906 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-26 11:44:36,907 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:44:36" (1/1) ... [2023-11-26 11:44:36,914 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 11:44:36,927 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba2b7290-36a0-47d0-8916-6b4999e990c3/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:44:36,945 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba2b7290-36a0-47d0-8916-6b4999e990c3/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-26 11:44:36,986 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba2b7290-36a0-47d0-8916-6b4999e990c3/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-26 11:44:36,996 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-26 11:44:36,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-11-26 11:44:36,997 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-26 11:44:36,997 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-26 11:44:36,999 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-26 11:44:37,000 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-26 11:44:37,146 INFO L241 CfgBuilder]: Building ICFG [2023-11-26 11:44:37,148 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-26 11:44:49,933 INFO L282 CfgBuilder]: Performing block encoding [2023-11-26 11:44:49,989 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-26 11:44:49,990 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-26 11:44:49,991 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 11:44:49 BoogieIcfgContainer [2023-11-26 11:44:49,992 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-26 11:44:49,996 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-26 11:44:49,996 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-26 11:44:49,999 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-26 11:44:50,000 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.11 11:44:36" (1/3) ... [2023-11-26 11:44:50,002 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b953626 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 11:44:50, skipping insertion in model container [2023-11-26 11:44:50,002 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:44:36" (2/3) ... [2023-11-26 11:44:50,004 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b953626 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 11:44:50, skipping insertion in model container [2023-11-26 11:44:50,004 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 11:44:49" (3/3) ... [2023-11-26 11:44:50,006 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_normal_file-36.i [2023-11-26 11:44:50,025 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-26 11:44:50,025 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-26 11:44:50,079 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-26 11:44:50,087 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;@18401c91, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-26 11:44:50,087 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-26 11:44:50,092 INFO L276 IsEmpty]: Start isEmpty. Operand has 69 states, 40 states have (on average 1.425) internal successors, (57), 41 states have internal predecessors, (57), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2023-11-26 11:44:50,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2023-11-26 11:44:50,112 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 11:44:50,112 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 11:44:50,113 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 11:44:50,117 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:44:50,117 INFO L85 PathProgramCache]: Analyzing trace with hash -1350973843, now seen corresponding path program 1 times [2023-11-26 11:44:50,129 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-26 11:44:50,130 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2083985355] [2023-11-26 11:44:50,130 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:44:50,130 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 [2023-11-26 11:44:50,131 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba2b7290-36a0-47d0-8916-6b4999e990c3/bin/uautomizer-verify-VRDe98Ueme/mathsat [2023-11-26 11:44:50,134 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba2b7290-36a0-47d0-8916-6b4999e990c3/bin/uautomizer-verify-VRDe98Ueme/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) [2023-11-26 11:44:50,136 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba2b7290-36a0-47d0-8916-6b4999e990c3/bin/uautomizer-verify-VRDe98Ueme/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 [2023-11-26 11:44:51,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:44:51,581 INFO L262 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-26 11:44:51,594 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 11:44:51,666 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 554 proven. 0 refuted. 0 times theorem prover too weak. 746 trivial. 0 not checked. [2023-11-26 11:44:51,677 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 11:44:51,678 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-26 11:44:51,679 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2083985355] [2023-11-26 11:44:51,679 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2083985355] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 11:44:51,680 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 11:44:51,680 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-26 11:44:51,682 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1538929736] [2023-11-26 11:44:51,683 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 11:44:51,689 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-26 11:44:51,689 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-26 11:44:51,731 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-26 11:44:51,732 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-26 11:44:51,735 INFO L87 Difference]: Start difference. First operand has 69 states, 40 states have (on average 1.425) internal successors, (57), 41 states have internal predecessors, (57), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) Second operand has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2023-11-26 11:44:56,882 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-26 11:44:56,883 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 11:44:56,884 INFO L93 Difference]: Finished difference Result 135 states and 242 transitions. [2023-11-26 11:44:57,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-26 11:44:57,122 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 160 [2023-11-26 11:44:57,123 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 11:44:57,132 INFO L225 Difference]: With dead ends: 135 [2023-11-26 11:44:57,132 INFO L226 Difference]: Without dead ends: 67 [2023-11-26 11:44:57,137 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 159 GetRequests, 159 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-26 11:44:57,143 INFO L413 NwaCegarLoop]: 101 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 101 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.1s IncrementalHoareTripleChecker+Time [2023-11-26 11:44:57,144 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 101 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 5.1s Time] [2023-11-26 11:44:57,162 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67 states. [2023-11-26 11:44:57,207 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67 to 67. [2023-11-26 11:44:57,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 67 states, 39 states have (on average 1.3333333333333333) internal successors, (52), 39 states have internal predecessors, (52), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2023-11-26 11:44:57,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 104 transitions. [2023-11-26 11:44:57,221 INFO L78 Accepts]: Start accepts. Automaton has 67 states and 104 transitions. Word has length 160 [2023-11-26 11:44:57,221 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 11:44:57,222 INFO L495 AbstractCegarLoop]: Abstraction has 67 states and 104 transitions. [2023-11-26 11:44:57,222 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2023-11-26 11:44:57,222 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 104 transitions. [2023-11-26 11:44:57,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2023-11-26 11:44:57,235 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 11:44:57,235 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 11:44:57,267 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba2b7290-36a0-47d0-8916-6b4999e990c3/bin/uautomizer-verify-VRDe98Ueme/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 [2023-11-26 11:44:57,454 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba2b7290-36a0-47d0-8916-6b4999e990c3/bin/uautomizer-verify-VRDe98Ueme/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 [2023-11-26 11:44:57,455 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 11:44:57,456 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:44:57,456 INFO L85 PathProgramCache]: Analyzing trace with hash -486523467, now seen corresponding path program 1 times [2023-11-26 11:44:57,457 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-26 11:44:57,457 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [299525983] [2023-11-26 11:44:57,457 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:44:57,457 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 [2023-11-26 11:44:57,458 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba2b7290-36a0-47d0-8916-6b4999e990c3/bin/uautomizer-verify-VRDe98Ueme/mathsat [2023-11-26 11:44:57,491 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba2b7290-36a0-47d0-8916-6b4999e990c3/bin/uautomizer-verify-VRDe98Ueme/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) [2023-11-26 11:44:57,534 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba2b7290-36a0-47d0-8916-6b4999e990c3/bin/uautomizer-verify-VRDe98Ueme/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 [2023-11-26 11:44:59,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:44:59,095 INFO L262 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 35 conjunts are in the unsatisfiable core [2023-11-26 11:44:59,113 INFO L285 TraceCheckSpWp]: Computing forward predicates...