./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-52.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b14606d3-007a-4e4b-adeb-d213a27ca6d6/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b14606d3-007a-4e4b-adeb-d213a27ca6d6/bin/uautomizer-verify-84ZbGMXZE1/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b14606d3-007a-4e4b-adeb-d213a27ca6d6/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b14606d3-007a-4e4b-adeb-d213a27ca6d6/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-52.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b14606d3-007a-4e4b-adeb-d213a27ca6d6/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b14606d3-007a-4e4b-adeb-d213a27ca6d6/bin/uautomizer-verify-84ZbGMXZE1 --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 19096ca86d86acc30d8aed0bf6308f75bb4310aad7abc911bc202c5b0fcfab1c --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-02 11:14:38,484 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 11:14:38,544 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b14606d3-007a-4e4b-adeb-d213a27ca6d6/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-12-02 11:14:38,549 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 11:14:38,549 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 11:14:38,572 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 11:14:38,573 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 11:14:38,573 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 11:14:38,573 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 11:14:38,573 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 11:14:38,574 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 11:14:38,574 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 11:14:38,574 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 11:14:38,574 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 11:14:38,574 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 11:14:38,574 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 11:14:38,574 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-02 11:14:38,575 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-02 11:14:38,575 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-02 11:14:38,575 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-02 11:14:38,575 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 11:14:38,575 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-02 11:14:38,575 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 11:14:38,575 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-02 11:14:38,575 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-02 11:14:38,575 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-02 11:14:38,575 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 11:14:38,575 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 11:14:38,576 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 11:14:38,576 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 11:14:38,576 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 11:14:38,576 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 11:14:38,576 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 11:14:38,576 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 11:14:38,576 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 11:14:38,576 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 11:14:38,576 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 11:14:38,576 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 11:14:38,576 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 11:14:38,576 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 11:14:38,577 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-02 11:14:38,577 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-02 11:14:38,577 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-12-02 11:14:38,577 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-02 11:14:38,577 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 11:14:38,577 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 11:14:38,577 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 11:14:38,577 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 11:14:38,577 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_b14606d3-007a-4e4b-adeb-d213a27ca6d6/bin/uautomizer-verify-84ZbGMXZE1 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 -> 19096ca86d86acc30d8aed0bf6308f75bb4310aad7abc911bc202c5b0fcfab1c [2024-12-02 11:14:38,845 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 11:14:38,854 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 11:14:38,856 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 11:14:38,857 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 11:14:38,858 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 11:14:38,859 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b14606d3-007a-4e4b-adeb-d213a27ca6d6/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-52.i [2024-12-02 11:14:41,576 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b14606d3-007a-4e4b-adeb-d213a27ca6d6/bin/uautomizer-verify-84ZbGMXZE1/data/e59fe9709/eab43f11b92e4a909cfed1331effa567/FLAG1f620a0df [2024-12-02 11:14:41,801 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 11:14:41,802 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b14606d3-007a-4e4b-adeb-d213a27ca6d6/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-52.i [2024-12-02 11:14:41,812 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b14606d3-007a-4e4b-adeb-d213a27ca6d6/bin/uautomizer-verify-84ZbGMXZE1/data/e59fe9709/eab43f11b92e4a909cfed1331effa567/FLAG1f620a0df [2024-12-02 11:14:41,829 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b14606d3-007a-4e4b-adeb-d213a27ca6d6/bin/uautomizer-verify-84ZbGMXZE1/data/e59fe9709/eab43f11b92e4a909cfed1331effa567 [2024-12-02 11:14:41,832 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 11:14:41,833 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 11:14:41,835 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 11:14:41,835 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 11:14:41,840 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 11:14:41,841 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:14:41" (1/1) ... [2024-12-02 11:14:41,842 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29624a40 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:14:41, skipping insertion in model container [2024-12-02 11:14:41,842 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:14:41" (1/1) ... [2024-12-02 11:14:41,861 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 11:14:42,012 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b14606d3-007a-4e4b-adeb-d213a27ca6d6/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-52.i[916,929] [2024-12-02 11:14:42,056 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 11:14:42,065 INFO L200 MainTranslator]: Completed pre-run [2024-12-02 11:14:42,075 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b14606d3-007a-4e4b-adeb-d213a27ca6d6/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-52.i[916,929] [2024-12-02 11:14:42,097 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 11:14:42,115 INFO L204 MainTranslator]: Completed translation [2024-12-02 11:14:42,115 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:14:42 WrapperNode [2024-12-02 11:14:42,115 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 11:14:42,117 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-02 11:14:42,117 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-02 11:14:42,117 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-02 11:14:42,124 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:14:42" (1/1) ... [2024-12-02 11:14:42,133 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:14:42" (1/1) ... [2024-12-02 11:14:42,157 INFO L138 Inliner]: procedures = 26, calls = 35, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 147 [2024-12-02 11:14:42,158 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-02 11:14:42,158 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-02 11:14:42,158 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-02 11:14:42,158 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-02 11:14:42,169 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:14:42" (1/1) ... [2024-12-02 11:14:42,170 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:14:42" (1/1) ... [2024-12-02 11:14:42,172 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:14:42" (1/1) ... [2024-12-02 11:14:42,185 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-12-02 11:14:42,185 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:14:42" (1/1) ... [2024-12-02 11:14:42,185 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:14:42" (1/1) ... [2024-12-02 11:14:42,191 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:14:42" (1/1) ... [2024-12-02 11:14:42,192 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:14:42" (1/1) ... [2024-12-02 11:14:42,196 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:14:42" (1/1) ... [2024-12-02 11:14:42,197 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:14:42" (1/1) ... [2024-12-02 11:14:42,198 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:14:42" (1/1) ... [2024-12-02 11:14:42,201 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-02 11:14:42,201 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-02 11:14:42,201 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-02 11:14:42,202 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-02 11:14:42,203 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:14:42" (1/1) ... [2024-12-02 11:14:42,208 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 11:14:42,221 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b14606d3-007a-4e4b-adeb-d213a27ca6d6/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 11:14:42,234 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b14606d3-007a-4e4b-adeb-d213a27ca6d6/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-12-02 11:14:42,237 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b14606d3-007a-4e4b-adeb-d213a27ca6d6/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-12-02 11:14:42,262 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-02 11:14:42,262 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-02 11:14:42,262 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-02 11:14:42,262 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-12-02 11:14:42,262 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-02 11:14:42,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-02 11:14:42,331 INFO L234 CfgBuilder]: Building ICFG [2024-12-02 11:14:42,333 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-02 11:14:42,612 INFO L? ?]: Removed 13 outVars from TransFormulas that were not future-live. [2024-12-02 11:14:42,612 INFO L283 CfgBuilder]: Performing block encoding [2024-12-02 11:14:42,622 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-02 11:14:42,623 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-02 11:14:42,623 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:14:42 BoogieIcfgContainer [2024-12-02 11:14:42,623 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-02 11:14:42,626 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-02 11:14:42,626 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-02 11:14:42,631 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-02 11:14:42,631 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 11:14:41" (1/3) ... [2024-12-02 11:14:42,632 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@154c0193 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 11:14:42, skipping insertion in model container [2024-12-02 11:14:42,632 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:14:42" (2/3) ... [2024-12-02 11:14:42,632 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@154c0193 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 11:14:42, skipping insertion in model container [2024-12-02 11:14:42,632 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:14:42" (3/3) ... [2024-12-02 11:14:42,634 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_floatingpointinfluence_no-floats_file-52.i [2024-12-02 11:14:42,651 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-02 11:14:42,653 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_floatingpointinfluence_no-floats_file-52.i that has 2 procedures, 67 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-12-02 11:14:42,704 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-12-02 11:14:42,717 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@11e66419, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-02 11:14:42,717 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-12-02 11:14:42,721 INFO L276 IsEmpty]: Start isEmpty. Operand has 67 states, 42 states have (on average 1.3571428571428572) internal successors, (57), 43 states have internal predecessors, (57), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2024-12-02 11:14:42,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2024-12-02 11:14:42,731 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 11:14:42,731 INFO L218 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 11:14:42,732 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 11:14:42,736 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:14:42,736 INFO L85 PathProgramCache]: Analyzing trace with hash 59632812, now seen corresponding path program 1 times [2024-12-02 11:14:42,744 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 11:14:42,745 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1997303679] [2024-12-02 11:14:42,745 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:14:42,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 11:14:42,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:14:42,987 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 882 trivial. 0 not checked. [2024-12-02 11:14:42,987 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 11:14:42,988 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1997303679] [2024-12-02 11:14:42,988 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1997303679] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 11:14:42,988 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1685455524] [2024-12-02 11:14:42,988 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:14:42,989 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 11:14:42,989 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b14606d3-007a-4e4b-adeb-d213a27ca6d6/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 11:14:42,991 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b14606d3-007a-4e4b-adeb-d213a27ca6d6/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 11:14:42,993 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b14606d3-007a-4e4b-adeb-d213a27ca6d6/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-12-02 11:14:43,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:14:43,130 INFO L256 TraceCheckSpWp]: Trace formula consists of 299 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-02 11:14:43,137 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 11:14:43,160 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 882 trivial. 0 not checked. [2024-12-02 11:14:43,161 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 11:14:43,161 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1685455524] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 11:14:43,161 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 11:14:43,161 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-12-02 11:14:43,163 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1590252589] [2024-12-02 11:14:43,163 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 11:14:43,167 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-12-02 11:14:43,167 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 11:14:43,180 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-12-02 11:14:43,181 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 11:14:43,182 INFO L87 Difference]: Start difference. First operand has 67 states, 42 states have (on average 1.3571428571428572) internal successors, (57), 43 states have internal predecessors, (57), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) Second operand has 2 states, 2 states have (on average 15.5) internal successors, (31), 2 states have internal predecessors, (31), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 2 states have call successors, (22) [2024-12-02 11:14:43,206 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 11:14:43,207 INFO L93 Difference]: Finished difference Result 127 states and 218 transitions. [2024-12-02 11:14:43,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-02 11:14:43,209 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 15.5) internal successors, (31), 2 states have internal predecessors, (31), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 2 states have call successors, (22) Word has length 136 [2024-12-02 11:14:43,209 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 11:14:43,215 INFO L225 Difference]: With dead ends: 127 [2024-12-02 11:14:43,215 INFO L226 Difference]: Without dead ends: 63 [2024-12-02 11:14:43,218 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 137 GetRequests, 137 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 11:14:43,221 INFO L435 NwaCegarLoop]: 94 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 94 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 11:14:43,222 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 94 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 11:14:43,235 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63 states. [2024-12-02 11:14:43,253 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63 to 63. [2024-12-02 11:14:43,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 63 states, 39 states have (on average 1.2820512820512822) internal successors, (50), 39 states have internal predecessors, (50), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2024-12-02 11:14:43,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 94 transitions. [2024-12-02 11:14:43,259 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 94 transitions. Word has length 136 [2024-12-02 11:14:43,260 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 11:14:43,260 INFO L471 AbstractCegarLoop]: Abstraction has 63 states and 94 transitions. [2024-12-02 11:14:43,260 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 15.5) internal successors, (31), 2 states have internal predecessors, (31), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 2 states have call successors, (22) [2024-12-02 11:14:43,260 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 94 transitions. [2024-12-02 11:14:43,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2024-12-02 11:14:43,263 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 11:14:43,263 INFO L218 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 11:14:43,269 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b14606d3-007a-4e4b-adeb-d213a27ca6d6/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-12-02 11:14:43,464 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b14606d3-007a-4e4b-adeb-d213a27ca6d6/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-12-02 11:14:43,464 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 11:14:43,464 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:14:43,464 INFO L85 PathProgramCache]: Analyzing trace with hash 1349901164, now seen corresponding path program 1 times [2024-12-02 11:14:43,465 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 11:14:43,465 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1641851616] [2024-12-02 11:14:43,465 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:14:43,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 11:14:43,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-02 11:14:43,597 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-02 11:14:43,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-02 11:14:43,718 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-12-02 11:14:43,718 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-12-02 11:14:43,720 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-12-02 11:14:43,721 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-12-02 11:14:43,724 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1] [2024-12-02 11:14:43,790 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-12-02 11:14:43,793 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 11:14:43 BoogieIcfgContainer [2024-12-02 11:14:43,793 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-12-02 11:14:43,794 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-02 11:14:43,794 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-02 11:14:43,794 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-02 11:14:43,795 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:14:42" (3/4) ... [2024-12-02 11:14:43,797 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-02 11:14:43,798 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-02 11:14:43,799 INFO L158 Benchmark]: Toolchain (without parser) took 1965.81ms. Allocated memory is still 142.6MB. Free memory was 116.7MB in the beginning and 68.0MB in the end (delta: 48.7MB). Peak memory consumption was 47.6MB. Max. memory is 16.1GB. [2024-12-02 11:14:43,799 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 142.6MB. Free memory is still 83.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 11:14:43,800 INFO L158 Benchmark]: CACSL2BoogieTranslator took 280.87ms. Allocated memory is still 142.6MB. Free memory was 116.7MB in the beginning and 104.2MB in the end (delta: 12.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-02 11:14:43,800 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.16ms. Allocated memory is still 142.6MB. Free memory was 104.2MB in the beginning and 102.2MB in the end (delta: 1.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-02 11:14:43,800 INFO L158 Benchmark]: Boogie Preprocessor took 42.36ms. Allocated memory is still 142.6MB. Free memory was 102.2MB in the beginning and 100.0MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 11:14:43,801 INFO L158 Benchmark]: RCFGBuilder took 421.84ms. Allocated memory is still 142.6MB. Free memory was 100.0MB in the beginning and 82.9MB in the end (delta: 17.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-02 11:14:43,801 INFO L158 Benchmark]: TraceAbstraction took 1167.45ms. Allocated memory is still 142.6MB. Free memory was 82.3MB in the beginning and 68.0MB in the end (delta: 14.3MB). Peak memory consumption was 14.1MB. Max. memory is 16.1GB. [2024-12-02 11:14:43,801 INFO L158 Benchmark]: Witness Printer took 4.40ms. Allocated memory is still 142.6MB. Free memory was 68.0MB in the beginning and 68.0MB in the end (delta: 15.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 11:14:43,803 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 142.6MB. Free memory is still 83.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 280.87ms. Allocated memory is still 142.6MB. Free memory was 116.7MB in the beginning and 104.2MB in the end (delta: 12.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.16ms. Allocated memory is still 142.6MB. Free memory was 104.2MB in the beginning and 102.2MB in the end (delta: 1.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 42.36ms. Allocated memory is still 142.6MB. Free memory was 102.2MB in the beginning and 100.0MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 421.84ms. Allocated memory is still 142.6MB. Free memory was 100.0MB in the beginning and 82.9MB in the end (delta: 17.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 1167.45ms. Allocated memory is still 142.6MB. Free memory was 82.3MB in the beginning and 68.0MB in the end (delta: 14.3MB). Peak memory consumption was 14.1MB. Max. memory is 16.1GB. * Witness Printer took 4.40ms. Allocated memory is still 142.6MB. Free memory was 68.0MB in the beginning and 68.0MB in the end (delta: 15.8kB). 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 102, overapproximation of someBinaryDOUBLEComparisonOperation at line 53, overapproximation of someBinaryDOUBLEComparisonOperation at line 58. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed short int var_1_1 = -4; [L23] signed short int var_1_3 = 32; [L24] signed short int var_1_4 = -1; [L25] unsigned char var_1_5 = 1; [L26] unsigned char var_1_6 = 0; [L27] unsigned char var_1_7 = 0; [L28] unsigned char var_1_8 = 1; [L29] unsigned char var_1_9 = 0; [L30] signed long int var_1_10 = 25; [L31] signed long int var_1_11 = 256; [L32] signed long int var_1_12 = 0; [L33] signed long int var_1_13 = 31; [L34] signed long int var_1_14 = 256; [L35] unsigned long int var_1_15 = 8; [L36] unsigned char var_1_16 = 16; VAL [isInitial=0, var_1_10=25, var_1_11=256, var_1_12=0, var_1_13=31, var_1_14=256, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=32, var_1_4=-1, var_1_5=1, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=0] [L106] isInitial = 1 [L107] FCALL initially() [L109] FCALL updateLastVariables() [L110] CALL updateVariables() [L65] var_1_3 = __VERIFIER_nondet_short() [L66] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=256, var_1_12=0, var_1_13=31, var_1_14=256, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=11, var_1_4=-1, var_1_5=1, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=256, var_1_12=0, var_1_13=31, var_1_14=256, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=11, var_1_4=-1, var_1_5=1, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=0] [L66] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, var_1_10=25, var_1_11=256, var_1_12=0, var_1_13=31, var_1_14=256, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=11, var_1_4=-1, var_1_5=1, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=0] [L67] CALL assume_abort_if_not(var_1_3 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=256, var_1_12=0, var_1_13=31, var_1_14=256, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=11, var_1_4=-1, var_1_5=1, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=256, var_1_12=0, var_1_13=31, var_1_14=256, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=11, var_1_4=-1, var_1_5=1, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=0] [L67] RET assume_abort_if_not(var_1_3 <= 32766) VAL [isInitial=1, var_1_10=25, var_1_11=256, var_1_12=0, var_1_13=31, var_1_14=256, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=11, var_1_4=-1, var_1_5=1, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=0] [L68] var_1_4 = __VERIFIER_nondet_short() [L69] CALL assume_abort_if_not(var_1_4 >= -16383) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=256, var_1_12=0, var_1_13=31, var_1_14=256, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=11, var_1_4=-16129, var_1_5=1, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=256, var_1_12=0, var_1_13=31, var_1_14=256, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=11, var_1_4=-16129, var_1_5=1, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=0] [L69] RET assume_abort_if_not(var_1_4 >= -16383) VAL [isInitial=1, var_1_10=25, var_1_11=256, var_1_12=0, var_1_13=31, var_1_14=256, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=11, var_1_4=-16129, var_1_5=1, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=0] [L70] CALL assume_abort_if_not(var_1_4 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=256, var_1_12=0, var_1_13=31, var_1_14=256, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=11, var_1_4=-16129, var_1_5=1, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=256, var_1_12=0, var_1_13=31, var_1_14=256, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=11, var_1_4=-16129, var_1_5=1, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=0] [L70] RET assume_abort_if_not(var_1_4 <= 16383) VAL [isInitial=1, var_1_10=25, var_1_11=256, var_1_12=0, var_1_13=31, var_1_14=256, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=11, var_1_4=-16129, var_1_5=1, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=0] [L71] var_1_6 = __VERIFIER_nondet_uchar() [L72] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=256, var_1_12=0, var_1_13=31, var_1_14=256, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=11, var_1_4=-16129, var_1_5=1, var_1_7=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=256, var_1_12=0, var_1_13=31, var_1_14=256, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=11, var_1_4=-16129, var_1_5=1, var_1_7=0, var_1_8=1, var_1_9=0] [L72] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, var_1_10=25, var_1_11=256, var_1_12=0, var_1_13=31, var_1_14=256, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=11, var_1_4=-16129, var_1_5=1, var_1_7=0, var_1_8=1, var_1_9=0] [L73] CALL assume_abort_if_not(var_1_6 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=256, var_1_12=0, var_1_13=31, var_1_14=256, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=11, var_1_4=-16129, var_1_5=1, var_1_6=1, var_1_7=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=256, var_1_12=0, var_1_13=31, var_1_14=256, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=11, var_1_4=-16129, var_1_5=1, var_1_6=1, var_1_7=0, var_1_8=1, var_1_9=0] [L73] RET assume_abort_if_not(var_1_6 <= 1) VAL [isInitial=1, var_1_10=25, var_1_11=256, var_1_12=0, var_1_13=31, var_1_14=256, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=11, var_1_4=-16129, var_1_5=1, var_1_6=1, var_1_7=0, var_1_8=1, var_1_9=0] [L74] var_1_7 = __VERIFIER_nondet_uchar() [L75] CALL assume_abort_if_not(var_1_7 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=256, var_1_12=0, var_1_13=31, var_1_14=256, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=11, var_1_4=-16129, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=256, var_1_12=0, var_1_13=31, var_1_14=256, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=11, var_1_4=-16129, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=0] [L75] RET assume_abort_if_not(var_1_7 >= 1) VAL [isInitial=1, var_1_10=25, var_1_11=256, var_1_12=0, var_1_13=31, var_1_14=256, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=11, var_1_4=-16129, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=0] [L76] CALL assume_abort_if_not(var_1_7 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=256, var_1_12=0, var_1_13=31, var_1_14=256, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=11, var_1_4=-16129, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=256, var_1_12=0, var_1_13=31, var_1_14=256, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=11, var_1_4=-16129, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=0] [L76] RET assume_abort_if_not(var_1_7 <= 1) VAL [isInitial=1, var_1_10=25, var_1_11=256, var_1_12=0, var_1_13=31, var_1_14=256, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=11, var_1_4=-16129, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=0] [L77] var_1_8 = __VERIFIER_nondet_uchar() [L78] CALL assume_abort_if_not(var_1_8 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=256, var_1_12=0, var_1_13=31, var_1_14=256, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=11, var_1_4=-16129, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=256, var_1_12=0, var_1_13=31, var_1_14=256, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=11, var_1_4=-16129, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=0] [L78] RET assume_abort_if_not(var_1_8 >= 1) VAL [isInitial=1, var_1_10=25, var_1_11=256, var_1_12=0, var_1_13=31, var_1_14=256, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=11, var_1_4=-16129, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=0] [L79] CALL assume_abort_if_not(var_1_8 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=256, var_1_12=0, var_1_13=31, var_1_14=256, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=11, var_1_4=-16129, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=256, var_1_12=0, var_1_13=31, var_1_14=256, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=11, var_1_4=-16129, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=0] [L79] RET assume_abort_if_not(var_1_8 <= 1) VAL [isInitial=1, var_1_10=25, var_1_11=256, var_1_12=0, var_1_13=31, var_1_14=256, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=11, var_1_4=-16129, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=0] [L80] var_1_9 = __VERIFIER_nondet_uchar() [L81] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=256, var_1_12=0, var_1_13=31, var_1_14=256, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=11, var_1_4=-16129, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=256, var_1_12=0, var_1_13=31, var_1_14=256, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=11, var_1_4=-16129, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1] [L81] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, var_1_10=25, var_1_11=256, var_1_12=0, var_1_13=31, var_1_14=256, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=11, var_1_4=-16129, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1] [L82] CALL assume_abort_if_not(var_1_9 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=256, var_1_12=0, var_1_13=31, var_1_14=256, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=11, var_1_4=-16129, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=-256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=256, var_1_12=0, var_1_13=31, var_1_14=256, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=11, var_1_4=-16129, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=-256] [L82] RET assume_abort_if_not(var_1_9 <= 0) VAL [isInitial=1, var_1_10=25, var_1_11=256, var_1_12=0, var_1_13=31, var_1_14=256, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=11, var_1_4=-16129, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=-256] [L83] var_1_11 = __VERIFIER_nondet_long() [L84] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=0, var_1_12=0, var_1_13=31, var_1_14=256, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=11, var_1_4=-16129, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=-256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=0, var_1_12=0, var_1_13=31, var_1_14=256, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=11, var_1_4=-16129, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=-256] [L84] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, var_1_10=25, var_1_11=0, var_1_12=0, var_1_13=31, var_1_14=256, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=11, var_1_4=-16129, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=-256] [L85] CALL assume_abort_if_not(var_1_11 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=0, var_1_12=0, var_1_13=31, var_1_14=256, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=11, var_1_4=-16129, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=-256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=0, var_1_12=0, var_1_13=31, var_1_14=256, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=11, var_1_4=-16129, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=-256] [L85] RET assume_abort_if_not(var_1_11 <= 2147483647) VAL [isInitial=1, var_1_10=25, var_1_11=0, var_1_12=0, var_1_13=31, var_1_14=256, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=11, var_1_4=-16129, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=-256] [L86] var_1_12 = __VERIFIER_nondet_long() [L87] CALL assume_abort_if_not(var_1_12 >= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=0, var_1_12=2147483647, var_1_13=31, var_1_14=256, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=11, var_1_4=-16129, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=-256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=0, var_1_12=2147483647, var_1_13=31, var_1_14=256, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=11, var_1_4=-16129, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=-256] [L87] RET assume_abort_if_not(var_1_12 >= 2147483647) VAL [isInitial=1, var_1_10=25, var_1_11=0, var_1_12=2147483647, var_1_13=31, var_1_14=256, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=11, var_1_4=-16129, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=-256] [L88] CALL assume_abort_if_not(var_1_12 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=0, var_1_12=2147483647, var_1_13=31, var_1_14=256, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=11, var_1_4=-16129, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=-256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=0, var_1_12=2147483647, var_1_13=31, var_1_14=256, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=11, var_1_4=-16129, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=-256] [L88] RET assume_abort_if_not(var_1_12 <= 2147483647) VAL [isInitial=1, var_1_10=25, var_1_11=0, var_1_12=2147483647, var_1_13=31, var_1_14=256, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=11, var_1_4=-16129, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=-256] [L89] var_1_13 = __VERIFIER_nondet_long() [L90] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=0, var_1_12=2147483647, var_1_13=0, var_1_14=256, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=11, var_1_4=-16129, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=-256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=0, var_1_12=2147483647, var_1_13=0, var_1_14=256, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=11, var_1_4=-16129, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=-256] [L90] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, var_1_10=25, var_1_11=0, var_1_12=2147483647, var_1_13=0, var_1_14=256, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=11, var_1_4=-16129, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=-256] [L91] CALL assume_abort_if_not(var_1_13 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=0, var_1_12=2147483647, var_1_13=0, var_1_14=256, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=11, var_1_4=-16129, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=-256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=0, var_1_12=2147483647, var_1_13=0, var_1_14=256, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=11, var_1_4=-16129, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=-256] [L91] RET assume_abort_if_not(var_1_13 <= 2147483647) VAL [isInitial=1, var_1_10=25, var_1_11=0, var_1_12=2147483647, var_1_13=0, var_1_14=256, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=11, var_1_4=-16129, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=-256] [L92] var_1_14 = __VERIFIER_nondet_long() [L93] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=0, var_1_12=2147483647, var_1_13=0, var_1_14=2147483646, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=11, var_1_4=-16129, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=-256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=0, var_1_12=2147483647, var_1_13=0, var_1_14=2147483646, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=11, var_1_4=-16129, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=-256] [L93] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, var_1_10=25, var_1_11=0, var_1_12=2147483647, var_1_13=0, var_1_14=2147483646, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=11, var_1_4=-16129, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=-256] [L94] CALL assume_abort_if_not(var_1_14 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=0, var_1_12=2147483647, var_1_13=0, var_1_14=2147483646, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=11, var_1_4=-16129, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=-256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=0, var_1_12=2147483647, var_1_13=0, var_1_14=2147483646, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=11, var_1_4=-16129, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=-256] [L94] RET assume_abort_if_not(var_1_14 <= 2147483647) VAL [isInitial=1, var_1_10=25, var_1_11=0, var_1_12=2147483647, var_1_13=0, var_1_14=2147483646, var_1_15=8, var_1_16=16, var_1_1=-4, var_1_3=11, var_1_4=-16129, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=-256] [L95] var_1_16 = __VERIFIER_nondet_uchar() [L96] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=0, var_1_12=2147483647, var_1_13=0, var_1_14=2147483646, var_1_15=8, var_1_1=-4, var_1_3=11, var_1_4=-16129, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=-256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=0, var_1_12=2147483647, var_1_13=0, var_1_14=2147483646, var_1_15=8, var_1_1=-4, var_1_3=11, var_1_4=-16129, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=-256] [L96] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, var_1_10=25, var_1_11=0, var_1_12=2147483647, var_1_13=0, var_1_14=2147483646, var_1_15=8, var_1_1=-4, var_1_3=11, var_1_4=-16129, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=-256] [L97] CALL assume_abort_if_not(var_1_16 <= 30) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=0, var_1_12=2147483647, var_1_13=0, var_1_14=2147483646, var_1_15=8, var_1_16=30, var_1_1=-4, var_1_3=11, var_1_4=-16129, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=-256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=0, var_1_12=2147483647, var_1_13=0, var_1_14=2147483646, var_1_15=8, var_1_16=30, var_1_1=-4, var_1_3=11, var_1_4=-16129, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=-256] [L97] RET assume_abort_if_not(var_1_16 <= 30) VAL [isInitial=1, var_1_10=25, var_1_11=0, var_1_12=2147483647, var_1_13=0, var_1_14=2147483646, var_1_15=8, var_1_16=30, var_1_1=-4, var_1_3=11, var_1_4=-16129, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=-256] [L110] RET updateVariables() [L111] CALL step() [L40] signed short int stepLocal_0 = var_1_3; VAL [isInitial=1, stepLocal_0=11, var_1_10=25, var_1_11=0, var_1_12=2147483647, var_1_13=0, var_1_14=2147483646, var_1_15=8, var_1_16=30, var_1_1=-4, var_1_3=11, var_1_4=-16129, var_1_5=1, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=-256] [L41] COND FALSE !(stepLocal_0 > ((var_1_4 / -256) * 32)) [L48] var_1_5 = var_1_9 VAL [isInitial=1, var_1_10=25, var_1_11=0, var_1_12=2147483647, var_1_13=0, var_1_14=2147483646, var_1_15=8, var_1_16=30, var_1_1=-4, var_1_3=11, var_1_4=-16129, var_1_5=-256, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=-256] [L50] COND TRUE \read(var_1_7) [L51] var_1_10 = (var_1_11 - (((((var_1_12 - var_1_13)) > (var_1_14)) ? ((var_1_12 - var_1_13)) : (var_1_14)))) VAL [isInitial=1, var_1_10=-2147483647, var_1_11=0, var_1_12=2147483647, var_1_13=0, var_1_14=2147483646, var_1_15=8, var_1_16=30, var_1_1=-4, var_1_3=11, var_1_4=-16129, var_1_5=-256, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=-256] [L53] COND TRUE var_1_10 < 63.75 [L54] var_1_1 = (10 - var_1_3) VAL [isInitial=1, var_1_10=-2147483647, var_1_11=0, var_1_12=2147483647, var_1_13=0, var_1_14=2147483646, var_1_15=8, var_1_16=30, var_1_1=-1, var_1_3=11, var_1_4=-16129, var_1_5=-256, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=-256] [L58] COND FALSE !(! (var_1_13 < (127.125 / var_1_12))) VAL [isInitial=1, var_1_10=-2147483647, var_1_11=0, var_1_12=2147483647, var_1_13=0, var_1_14=2147483646, var_1_15=8, var_1_16=30, var_1_1=-1, var_1_3=11, var_1_4=-16129, var_1_5=-256, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=-256] [L111] RET step() [L112] CALL, EXPR property() [L102] EXPR ((((var_1_10 < 63.75) ? (var_1_1 == ((signed short int) (10 - var_1_3))) : (var_1_1 == ((signed short int) (4 + var_1_4)))) && ((var_1_3 > ((var_1_4 / -256) * 32)) ? (var_1_6 ? (var_1_5 == ((unsigned char) (! (var_1_7 && var_1_8)))) : (var_1_5 == ((unsigned char) var_1_8))) : (var_1_5 == ((unsigned char) var_1_9)))) && (var_1_7 ? (var_1_10 == ((signed long int) (var_1_11 - (((((var_1_12 - var_1_13)) > (var_1_14)) ? ((var_1_12 - var_1_13)) : (var_1_14)))))) : 1)) && ((! (var_1_13 < (127.125 / var_1_12))) ? ((var_1_1 <= ((var_1_4 * var_1_3) + (-2 << var_1_16))) ? (var_1_15 == ((unsigned long int) var_1_3)) : 1) : 1) VAL [isInitial=1, var_1_10=-2147483647, var_1_11=0, var_1_12=2147483647, var_1_13=0, var_1_14=2147483646, var_1_15=8, var_1_16=30, var_1_1=-1, var_1_3=11, var_1_4=-16129, var_1_5=-256, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=-256] [L102-L103] return ((((var_1_10 < 63.75) ? (var_1_1 == ((signed short int) (10 - var_1_3))) : (var_1_1 == ((signed short int) (4 + var_1_4)))) && ((var_1_3 > ((var_1_4 / -256) * 32)) ? (var_1_6 ? (var_1_5 == ((unsigned char) (! (var_1_7 && var_1_8)))) : (var_1_5 == ((unsigned char) var_1_8))) : (var_1_5 == ((unsigned char) var_1_9)))) && (var_1_7 ? (var_1_10 == ((signed long int) (var_1_11 - (((((var_1_12 - var_1_13)) > (var_1_14)) ? ((var_1_12 - var_1_13)) : (var_1_14)))))) : 1)) && ((! (var_1_13 < (127.125 / var_1_12))) ? ((var_1_1 <= ((var_1_4 * var_1_3) + (-2 << var_1_16))) ? (var_1_15 == ((unsigned long int) var_1_3)) : 1) : 1) ; [L112] RET, EXPR property() [L112] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=-2147483647, var_1_11=0, var_1_12=2147483647, var_1_13=0, var_1_14=2147483646, var_1_15=8, var_1_16=30, var_1_1=-1, var_1_3=11, var_1_4=-16129, var_1_5=-256, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=-256] [L19] reach_error() VAL [isInitial=1, var_1_10=-2147483647, var_1_11=0, var_1_12=2147483647, var_1_13=0, var_1_14=2147483646, var_1_15=8, var_1_16=30, var_1_1=-1, var_1_3=11, var_1_4=-16129, var_1_5=-256, var_1_6=1, var_1_7=1, var_1_8=1, var_1_9=-256] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 67 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.0s, OverallIterations: 2, TraceHistogramMax: 22, 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, 94 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 0 IncrementalHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 94 mSDtfsCounter, 0 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 137 GetRequests, 137 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=67occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 408 NumberOfCodeBlocks, 408 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 270 ConstructedInterpolants, 0 QuantifiedInterpolants, 270 SizeOfPredicates, 0 NumberOfNonLiveVariables, 299 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 2 InterpolantComputations, 1 PerfectInterpolantSequences, 1806/1848 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, ConComCheckerStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-12-02 11:14:43,821 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b14606d3-007a-4e4b-adeb-d213a27ca6d6/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b14606d3-007a-4e4b-adeb-d213a27ca6d6/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b14606d3-007a-4e4b-adeb-d213a27ca6d6/bin/uautomizer-verify-84ZbGMXZE1/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b14606d3-007a-4e4b-adeb-d213a27ca6d6/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b14606d3-007a-4e4b-adeb-d213a27ca6d6/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-52.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b14606d3-007a-4e4b-adeb-d213a27ca6d6/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b14606d3-007a-4e4b-adeb-d213a27ca6d6/bin/uautomizer-verify-84ZbGMXZE1 --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 19096ca86d86acc30d8aed0bf6308f75bb4310aad7abc911bc202c5b0fcfab1c --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-02 11:14:45,792 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 11:14:45,865 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b14606d3-007a-4e4b-adeb-d213a27ca6d6/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-12-02 11:14:45,872 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 11:14:45,872 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 11:14:45,895 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 11:14:45,896 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 11:14:45,896 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 11:14:45,896 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 11:14:45,896 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 11:14:45,896 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 11:14:45,897 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 11:14:45,897 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 11:14:45,897 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 11:14:45,897 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 11:14:45,897 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 11:14:45,897 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-02 11:14:45,898 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-02 11:14:45,898 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-02 11:14:45,898 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 11:14:45,898 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-02 11:14:45,898 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 11:14:45,898 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-02 11:14:45,898 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-02 11:14:45,898 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-02 11:14:45,899 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-02 11:14:45,899 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-02 11:14:45,899 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-02 11:14:45,899 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 11:14:45,899 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 11:14:45,899 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 11:14:45,899 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 11:14:45,899 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 11:14:45,899 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 11:14:45,900 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 11:14:45,900 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 11:14:45,900 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 11:14:45,900 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 11:14:45,900 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 11:14:45,900 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 11:14:45,900 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 11:14:45,901 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 11:14:45,901 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-02 11:14:45,901 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-02 11:14:45,901 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-12-02 11:14:45,901 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-02 11:14:45,901 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 11:14:45,901 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 11:14:45,901 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 11:14:45,902 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 11:14:45,902 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_b14606d3-007a-4e4b-adeb-d213a27ca6d6/bin/uautomizer-verify-84ZbGMXZE1 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 -> 19096ca86d86acc30d8aed0bf6308f75bb4310aad7abc911bc202c5b0fcfab1c [2024-12-02 11:14:46,143 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 11:14:46,150 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 11:14:46,153 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 11:14:46,154 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 11:14:46,155 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 11:14:46,156 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b14606d3-007a-4e4b-adeb-d213a27ca6d6/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-52.i [2024-12-02 11:14:49,000 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b14606d3-007a-4e4b-adeb-d213a27ca6d6/bin/uautomizer-verify-84ZbGMXZE1/data/424766ea5/894406041dec425fb0f8b371af2291ad/FLAGbe1982888 [2024-12-02 11:14:49,174 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 11:14:49,174 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b14606d3-007a-4e4b-adeb-d213a27ca6d6/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-52.i [2024-12-02 11:14:49,179 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b14606d3-007a-4e4b-adeb-d213a27ca6d6/bin/uautomizer-verify-84ZbGMXZE1/data/424766ea5/894406041dec425fb0f8b371af2291ad/FLAGbe1982888 [2024-12-02 11:14:49,545 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b14606d3-007a-4e4b-adeb-d213a27ca6d6/bin/uautomizer-verify-84ZbGMXZE1/data/424766ea5/894406041dec425fb0f8b371af2291ad [2024-12-02 11:14:49,546 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 11:14:49,547 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 11:14:49,548 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 11:14:49,548 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 11:14:49,551 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 11:14:49,551 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:14:49" (1/1) ... [2024-12-02 11:14:49,552 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@534d3b98 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:14:49, skipping insertion in model container [2024-12-02 11:14:49,552 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:14:49" (1/1) ... [2024-12-02 11:14:49,562 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 11:14:49,648 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b14606d3-007a-4e4b-adeb-d213a27ca6d6/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-52.i[916,929] [2024-12-02 11:14:49,678 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 11:14:49,691 INFO L200 MainTranslator]: Completed pre-run [2024-12-02 11:14:49,699 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b14606d3-007a-4e4b-adeb-d213a27ca6d6/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-52.i[916,929] [2024-12-02 11:14:49,715 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 11:14:49,728 INFO L204 MainTranslator]: Completed translation [2024-12-02 11:14:49,728 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:14:49 WrapperNode [2024-12-02 11:14:49,729 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 11:14:49,730 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-02 11:14:49,730 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-02 11:14:49,730 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-02 11:14:49,734 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:14:49" (1/1) ... [2024-12-02 11:14:49,742 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:14:49" (1/1) ... [2024-12-02 11:14:49,761 INFO L138 Inliner]: procedures = 27, calls = 35, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 117 [2024-12-02 11:14:49,761 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-02 11:14:49,762 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-02 11:14:49,762 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-02 11:14:49,762 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-02 11:14:49,769 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:14:49" (1/1) ... [2024-12-02 11:14:49,769 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:14:49" (1/1) ... [2024-12-02 11:14:49,772 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:14:49" (1/1) ... [2024-12-02 11:14:49,780 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-12-02 11:14:49,780 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:14:49" (1/1) ... [2024-12-02 11:14:49,780 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:14:49" (1/1) ... [2024-12-02 11:14:49,785 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:14:49" (1/1) ... [2024-12-02 11:14:49,786 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:14:49" (1/1) ... [2024-12-02 11:14:49,789 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:14:49" (1/1) ... [2024-12-02 11:14:49,791 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:14:49" (1/1) ... [2024-12-02 11:14:49,792 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:14:49" (1/1) ... [2024-12-02 11:14:49,794 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-02 11:14:49,795 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-02 11:14:49,795 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-02 11:14:49,795 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-02 11:14:49,796 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:14:49" (1/1) ... [2024-12-02 11:14:49,802 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 11:14:49,815 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b14606d3-007a-4e4b-adeb-d213a27ca6d6/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 11:14:49,828 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b14606d3-007a-4e4b-adeb-d213a27ca6d6/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-12-02 11:14:49,831 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b14606d3-007a-4e4b-adeb-d213a27ca6d6/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-12-02 11:14:49,855 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-02 11:14:49,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-12-02 11:14:49,855 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-02 11:14:49,855 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-02 11:14:49,855 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-02 11:14:49,855 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-02 11:14:49,913 INFO L234 CfgBuilder]: Building ICFG [2024-12-02 11:14:49,915 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-02 11:15:02,621 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-12-02 11:15:02,622 INFO L283 CfgBuilder]: Performing block encoding [2024-12-02 11:15:02,631 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-02 11:15:02,631 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-02 11:15:02,631 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:15:02 BoogieIcfgContainer [2024-12-02 11:15:02,632 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-02 11:15:02,634 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-02 11:15:02,634 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-02 11:15:02,639 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-02 11:15:02,639 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 11:14:49" (1/3) ... [2024-12-02 11:15:02,640 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@744ee6f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 11:15:02, skipping insertion in model container [2024-12-02 11:15:02,640 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:14:49" (2/3) ... [2024-12-02 11:15:02,640 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@744ee6f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 11:15:02, skipping insertion in model container [2024-12-02 11:15:02,640 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:15:02" (3/3) ... [2024-12-02 11:15:02,641 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_floatingpointinfluence_no-floats_file-52.i [2024-12-02 11:15:02,656 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-02 11:15:02,658 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_floatingpointinfluence_no-floats_file-52.i that has 2 procedures, 58 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-12-02 11:15:02,703 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-12-02 11:15:02,713 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@32c65b4b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-02 11:15:02,713 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-12-02 11:15:02,717 INFO L276 IsEmpty]: Start isEmpty. Operand has 58 states, 33 states have (on average 1.3333333333333333) internal successors, (44), 34 states have internal predecessors, (44), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2024-12-02 11:15:02,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2024-12-02 11:15:02,728 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 11:15:02,729 INFO L218 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 11:15:02,730 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 11:15:02,734 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 11:15:02,735 INFO L85 PathProgramCache]: Analyzing trace with hash -2106970863, now seen corresponding path program 1 times [2024-12-02 11:15:02,745 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 11:15:02,745 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [232635175] [2024-12-02 11:15:02,745 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 11:15:02,746 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 11:15:02,746 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b14606d3-007a-4e4b-adeb-d213a27ca6d6/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 11:15:02,748 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b14606d3-007a-4e4b-adeb-d213a27ca6d6/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 11:15:02,749 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b14606d3-007a-4e4b-adeb-d213a27ca6d6/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-12-02 11:15:03,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 11:15:03,393 INFO L256 TraceCheckSpWp]: Trace formula consists of 211 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-12-02 11:15:03,406 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 11:15:20,587 WARN L286 SmtUtils]: Spent 8.27s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 11:15:28,867 WARN L286 SmtUtils]: Spent 8.28s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 11:15:37,128 WARN L286 SmtUtils]: Spent 8.26s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 11:15:45,411 WARN L286 SmtUtils]: Spent 8.28s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 11:15:53,678 WARN L286 SmtUtils]: Spent 8.27s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 11:16:01,944 WARN L286 SmtUtils]: Spent 8.27s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 11:16:10,208 WARN L286 SmtUtils]: Spent 8.26s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 11:16:18,467 WARN L286 SmtUtils]: Spent 8.26s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 11:16:26,625 WARN L286 SmtUtils]: Spent 8.16s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 11:16:34,883 WARN L286 SmtUtils]: Spent 8.26s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 11:16:38,960 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ sign_extend 16) c_~var_1_3~0))) (and (fp.lt ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_10~0) ((_ to_fp 11 53) c_currentRoundingMode (/ 255.0 4.0))) (= c_~var_1_1~0 ((_ extract 15 0) (bvadd (_ bv10 32) (bvneg .cse0)))) (fp.lt ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_13~0) (fp.div c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (/ 1017.0 8.0)) ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_12~0))) (bvsge .cse0 (_ bv0 32)) (= c_~var_1_5~0 c_~var_1_9~0) (not (bvsgt .cse0 (bvmul (_ bv32 32) (bvsdiv ((_ sign_extend 16) c_~var_1_4~0) (_ bv4294967040 32))))) (let ((.cse1 (bvadd c_~var_1_12~0 (bvneg c_~var_1_13~0)))) (let ((.cse2 (bvsgt .cse1 c_~var_1_14~0))) (or (and (= c_~var_1_10~0 (bvadd c_~var_1_11~0 (bvneg .cse1))) .cse2) (and (= c_~var_1_10~0 (bvadd c_~var_1_11~0 (bvneg c_~var_1_14~0))) (not .cse2))))))) is different from false [2024-12-02 11:16:43,037 WARN L873 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ sign_extend 16) c_~var_1_3~0))) (and (fp.lt ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_10~0) ((_ to_fp 11 53) c_currentRoundingMode (/ 255.0 4.0))) (= c_~var_1_1~0 ((_ extract 15 0) (bvadd (_ bv10 32) (bvneg .cse0)))) (fp.lt ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_13~0) (fp.div c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (/ 1017.0 8.0)) ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_12~0))) (bvsge .cse0 (_ bv0 32)) (= c_~var_1_5~0 c_~var_1_9~0) (not (bvsgt .cse0 (bvmul (_ bv32 32) (bvsdiv ((_ sign_extend 16) c_~var_1_4~0) (_ bv4294967040 32))))) (let ((.cse1 (bvadd c_~var_1_12~0 (bvneg c_~var_1_13~0)))) (let ((.cse2 (bvsgt .cse1 c_~var_1_14~0))) (or (and (= c_~var_1_10~0 (bvadd c_~var_1_11~0 (bvneg .cse1))) .cse2) (and (= c_~var_1_10~0 (bvadd c_~var_1_11~0 (bvneg c_~var_1_14~0))) (not .cse2))))))) is different from true