./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-cn_file-59.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be1ea74-2f7b-4121-a5b7-70e63c18d104/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be1ea74-2f7b-4121-a5b7-70e63c18d104/bin/utaipan-verify-nQ1chXbOIh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be1ea74-2f7b-4121-a5b7-70e63c18d104/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be1ea74-2f7b-4121-a5b7-70e63c18d104/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-cn_file-59.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be1ea74-2f7b-4121-a5b7-70e63c18d104/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be1ea74-2f7b-4121-a5b7-70e63c18d104/bin/utaipan-verify-nQ1chXbOIh --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 32753d18822513354e4b9efa6f4c19579a930a0a9d80feee2c0fa6780fee33a5 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 19:54:38,288 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 19:54:38,355 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be1ea74-2f7b-4121-a5b7-70e63c18d104/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-12-02 19:54:38,359 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 19:54:38,360 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 19:54:38,386 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 19:54:38,386 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 19:54:38,387 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 19:54:38,388 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 19:54:38,388 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 19:54:38,389 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 19:54:38,390 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 19:54:38,390 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 19:54:38,391 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-12-02 19:54:38,391 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 19:54:38,392 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 19:54:38,392 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-12-02 19:54:38,393 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-12-02 19:54:38,393 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 19:54:38,394 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-12-02 19:54:38,394 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-12-02 19:54:38,395 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-12-02 19:54:38,396 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 19:54:38,396 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 19:54:38,396 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 19:54:38,397 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 19:54:38,397 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 19:54:38,397 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 19:54:38,398 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 19:54:38,398 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 19:54:38,399 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 19:54:38,399 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 19:54:38,399 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 19:54:38,399 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 19:54:38,400 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 19:54:38,400 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 19:54:38,400 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 19:54:38,400 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 19:54:38,401 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 19:54:38,401 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 19:54:38,401 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 19:54:38,401 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-12-02 19:54:38,402 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 19:54:38,402 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 19:54:38,402 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 19:54:38,402 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 19:54:38,403 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 19:54:38,403 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be1ea74-2f7b-4121-a5b7-70e63c18d104/bin/utaipan-verify-nQ1chXbOIh/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be1ea74-2f7b-4121-a5b7-70e63c18d104/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 32753d18822513354e4b9efa6f4c19579a930a0a9d80feee2c0fa6780fee33a5 [2023-12-02 19:54:38,606 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 19:54:38,642 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 19:54:38,645 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 19:54:38,646 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 19:54:38,647 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 19:54:38,648 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be1ea74-2f7b-4121-a5b7-70e63c18d104/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-cn_file-59.i [2023-12-02 19:54:41,371 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 19:54:41,584 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 19:54:41,585 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be1ea74-2f7b-4121-a5b7-70e63c18d104/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-cn_file-59.i [2023-12-02 19:54:41,596 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be1ea74-2f7b-4121-a5b7-70e63c18d104/bin/utaipan-verify-nQ1chXbOIh/data/e671a691f/b0bc47e8c0fe4f03a21f229affa56552/FLAG0c35105ee [2023-12-02 19:54:41,609 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be1ea74-2f7b-4121-a5b7-70e63c18d104/bin/utaipan-verify-nQ1chXbOIh/data/e671a691f/b0bc47e8c0fe4f03a21f229affa56552 [2023-12-02 19:54:41,611 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 19:54:41,612 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 19:54:41,614 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 19:54:41,614 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 19:54:41,618 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 19:54:41,619 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 07:54:41" (1/1) ... [2023-12-02 19:54:41,620 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4fa37be0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:54:41, skipping insertion in model container [2023-12-02 19:54:41,620 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 07:54:41" (1/1) ... [2023-12-02 19:54:41,653 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 19:54:41,776 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be1ea74-2f7b-4121-a5b7-70e63c18d104/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-cn_file-59.i[919,932] [2023-12-02 19:54:41,852 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 19:54:41,867 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 19:54:41,879 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be1ea74-2f7b-4121-a5b7-70e63c18d104/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-cn_file-59.i[919,932] [2023-12-02 19:54:41,917 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 19:54:41,935 INFO L206 MainTranslator]: Completed translation [2023-12-02 19:54:41,935 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:54:41 WrapperNode [2023-12-02 19:54:41,935 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 19:54:41,936 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 19:54:41,937 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 19:54:41,937 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 19:54:41,944 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:54:41" (1/1) ... [2023-12-02 19:54:41,958 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:54:41" (1/1) ... [2023-12-02 19:54:42,004 INFO L138 Inliner]: procedures = 26, calls = 47, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 248 [2023-12-02 19:54:42,005 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 19:54:42,006 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 19:54:42,006 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 19:54:42,006 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 19:54:42,013 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:54:41" (1/1) ... [2023-12-02 19:54:42,013 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:54:41" (1/1) ... [2023-12-02 19:54:42,018 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:54:41" (1/1) ... [2023-12-02 19:54:42,018 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:54:41" (1/1) ... [2023-12-02 19:54:42,037 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:54:41" (1/1) ... [2023-12-02 19:54:42,042 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:54:41" (1/1) ... [2023-12-02 19:54:42,046 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:54:41" (1/1) ... [2023-12-02 19:54:42,049 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:54:41" (1/1) ... [2023-12-02 19:54:42,055 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 19:54:42,056 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 19:54:42,056 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 19:54:42,056 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 19:54:42,057 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:54:41" (1/1) ... [2023-12-02 19:54:42,066 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 19:54:42,077 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be1ea74-2f7b-4121-a5b7-70e63c18d104/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 19:54:42,088 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be1ea74-2f7b-4121-a5b7-70e63c18d104/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 19:54:42,091 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be1ea74-2f7b-4121-a5b7-70e63c18d104/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 19:54:42,122 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 19:54:42,122 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 19:54:42,122 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 19:54:42,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 19:54:42,123 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 19:54:42,123 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 19:54:42,219 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 19:54:42,222 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 19:54:42,622 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 19:54:42,926 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 19:54:42,926 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 19:54:42,928 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:54:42 BoogieIcfgContainer [2023-12-02 19:54:42,928 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 19:54:42,930 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 19:54:42,930 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 19:54:42,933 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 19:54:42,933 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 07:54:41" (1/3) ... [2023-12-02 19:54:42,934 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@123cf853 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 07:54:42, skipping insertion in model container [2023-12-02 19:54:42,934 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:54:41" (2/3) ... [2023-12-02 19:54:42,935 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@123cf853 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 07:54:42, skipping insertion in model container [2023-12-02 19:54:42,935 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:54:42" (3/3) ... [2023-12-02 19:54:42,936 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-cn_file-59.i [2023-12-02 19:54:42,954 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 19:54:42,955 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 19:54:43,003 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 19:54:43,009 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, 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;@57bf3594, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 19:54:43,010 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 19:54:43,015 INFO L276 IsEmpty]: Start isEmpty. Operand has 62 states, 25 states have (on average 1.12) internal successors, (28), 26 states have internal predecessors, (28), 34 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2023-12-02 19:54:43,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2023-12-02 19:54:43,026 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 19:54:43,026 INFO L195 NwaCegarLoop]: trace histogram [34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 19:54:43,027 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 19:54:43,031 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 19:54:43,031 INFO L85 PathProgramCache]: Analyzing trace with hash -1742746419, now seen corresponding path program 1 times [2023-12-02 19:54:43,038 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 19:54:43,038 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [257184528] [2023-12-02 19:54:43,039 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 19:54:43,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 19:54:43,197 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-02 19:54:43,198 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [693877829] [2023-12-02 19:54:43,198 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 19:54:43,199 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 19:54:43,199 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be1ea74-2f7b-4121-a5b7-70e63c18d104/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 19:54:43,202 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be1ea74-2f7b-4121-a5b7-70e63c18d104/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 19:54:43,211 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be1ea74-2f7b-4121-a5b7-70e63c18d104/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-12-02 19:54:43,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 19:54:43,699 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 19:54:43,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 19:54:44,024 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-12-02 19:54:44,026 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-12-02 19:54:44,028 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-02 19:54:44,039 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be1ea74-2f7b-4121-a5b7-70e63c18d104/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-12-02 19:54:44,230 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be1ea74-2f7b-4121-a5b7-70e63c18d104/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-12-02 19:54:44,235 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-12-02 19:54:44,239 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-12-02 19:54:44,357 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 07:54:44 BoogieIcfgContainer [2023-12-02 19:54:44,357 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-02 19:54:44,358 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 19:54:44,358 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 19:54:44,358 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 19:54:44,359 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:54:42" (3/4) ... [2023-12-02 19:54:44,361 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-02 19:54:44,362 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 19:54:44,363 INFO L158 Benchmark]: Toolchain (without parser) took 2750.05ms. Allocated memory is still 172.0MB. Free memory was 130.0MB in the beginning and 104.2MB in the end (delta: 25.9MB). Peak memory consumption was 26.5MB. Max. memory is 16.1GB. [2023-12-02 19:54:44,363 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 119.5MB. Free memory was 85.1MB in the beginning and 85.1MB in the end (delta: 32.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 19:54:44,364 INFO L158 Benchmark]: CACSL2BoogieTranslator took 321.92ms. Allocated memory is still 172.0MB. Free memory was 130.0MB in the beginning and 114.0MB in the end (delta: 16.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-12-02 19:54:44,365 INFO L158 Benchmark]: Boogie Procedure Inliner took 68.57ms. Allocated memory is still 172.0MB. Free memory was 114.0MB in the beginning and 108.4MB in the end (delta: 5.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-12-02 19:54:44,365 INFO L158 Benchmark]: Boogie Preprocessor took 49.51ms. Allocated memory is still 172.0MB. Free memory was 108.4MB in the beginning and 106.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 19:54:44,366 INFO L158 Benchmark]: RCFGBuilder took 872.02ms. Allocated memory is still 172.0MB. Free memory was 106.3MB in the beginning and 97.9MB in the end (delta: 8.4MB). Peak memory consumption was 43.3MB. Max. memory is 16.1GB. [2023-12-02 19:54:44,367 INFO L158 Benchmark]: TraceAbstraction took 1427.43ms. Allocated memory is still 172.0MB. Free memory was 97.0MB in the beginning and 104.2MB in the end (delta: -7.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 19:54:44,367 INFO L158 Benchmark]: Witness Printer took 3.96ms. Allocated memory is still 172.0MB. Free memory is still 104.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 19:54:44,370 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 119.5MB. Free memory was 85.1MB in the beginning and 85.1MB in the end (delta: 32.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 321.92ms. Allocated memory is still 172.0MB. Free memory was 130.0MB in the beginning and 114.0MB in the end (delta: 16.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 68.57ms. Allocated memory is still 172.0MB. Free memory was 114.0MB in the beginning and 108.4MB in the end (delta: 5.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 49.51ms. Allocated memory is still 172.0MB. Free memory was 108.4MB in the beginning and 106.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 872.02ms. Allocated memory is still 172.0MB. Free memory was 106.3MB in the beginning and 97.9MB in the end (delta: 8.4MB). Peak memory consumption was 43.3MB. Max. memory is 16.1GB. * TraceAbstraction took 1427.43ms. Allocated memory is still 172.0MB. Free memory was 97.0MB in the beginning and 104.2MB in the end (delta: -7.2MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 3.96ms. Allocated memory is still 172.0MB. Free memory is still 104.2MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 62, overapproximation of bitwiseOr at line 68, overapproximation of someBinaryArithmeticDOUBLEoperation at line 105, overapproximation of someBinaryDOUBLEComparisonOperation at line 103. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned short int var_1_1 = 1; [L23] unsigned char var_1_4 = 25; [L24] unsigned short int var_1_5 = 0; [L25] unsigned short int var_1_6 = 62100; [L26] unsigned short int var_1_7 = 27651; [L27] double var_1_8 = 128.9; [L28] double var_1_10 = 16.5; [L29] double var_1_11 = 25.5; [L30] double var_1_12 = 199.75; [L31] unsigned char var_1_13 = 2; [L32] unsigned char var_1_14 = 1; [L33] unsigned char var_1_15 = 1; [L34] unsigned char var_1_16 = 1; [L35] unsigned short int var_1_17 = 32; [L36] unsigned char var_1_18 = 1; [L37] unsigned long int var_1_19 = 1; [L38] unsigned short int var_1_20 = 25; [L39] float var_1_21 = 0.65; [L40] float var_1_22 = 7.579; [L41] unsigned short int var_1_23 = 50; [L42] signed long int var_1_24 = -25; [L43] signed short int var_1_25 = -100; [L44] unsigned long int var_1_26 = 4; [L45] signed short int var_1_27 = 16; [L46] unsigned char var_1_28 = 1; [L47] unsigned char var_1_29 = 1; [L48] unsigned long int var_1_30 = 0; [L49] unsigned char var_1_31 = 64; [L50] float var_1_32 = 1.25; [L51] unsigned char var_1_33 = 128; [L52] unsigned char var_1_34 = 100; [L53] unsigned char var_1_35 = 4; [L54] unsigned char var_1_36 = 1; [L55] unsigned short int last_1_var_1_5 = 0; [L56] unsigned char last_1_var_1_15 = 1; [L57] unsigned char last_1_var_1_18 = 1; [L58] unsigned long int last_1_var_1_19 = 1; [L219] isInitial = 1 [L220] FCALL initially() [L221] COND TRUE 1 [L222] CALL updateLastVariables() [L209] last_1_var_1_5 = var_1_5 [L210] last_1_var_1_15 = var_1_15 [L211] last_1_var_1_18 = var_1_18 [L212] last_1_var_1_19 = var_1_19 [L222] RET updateLastVariables() [L223] CALL updateVariables() [L154] var_1_4 = __VERIFIER_nondet_uchar() [L155] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_5=0, var_1_6=62100, var_1_7=27651, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_5=0, var_1_6=62100, var_1_7=27651, var_1_8=1289/10] [L156] CALL assume_abort_if_not(var_1_4 <= 255) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_5=0, var_1_6=62100, var_1_7=27651, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_4 <= 255) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_5=0, var_1_6=62100, var_1_7=27651, var_1_8=1289/10] [L157] CALL assume_abort_if_not(var_1_4 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=4, var_1_5=0, var_1_6=62100, var_1_7=27651, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_4 != 0) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=4, var_1_5=0, var_1_6=62100, var_1_7=27651, var_1_8=1289/10] [L158] var_1_6 = __VERIFIER_nondet_ushort() [L159] CALL assume_abort_if_not(var_1_6 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=4, var_1_5=0, var_1_6=48395, var_1_7=27651, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_6 >= 32767) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=4, var_1_5=0, var_1_6=48395, var_1_7=27651, var_1_8=1289/10] [L160] CALL assume_abort_if_not(var_1_6 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=4, var_1_5=0, var_1_6=48395, var_1_7=27651, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_6 <= 65534) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=4, var_1_5=0, var_1_6=48395, var_1_7=27651, var_1_8=1289/10] [L161] var_1_7 = __VERIFIER_nondet_ushort() [L162] CALL assume_abort_if_not(var_1_7 >= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=4, var_1_5=0, var_1_6=48395, var_1_7=32767, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_7 >= 16383) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=4, var_1_5=0, var_1_6=48395, var_1_7=32767, var_1_8=1289/10] [L163] CALL assume_abort_if_not(var_1_7 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=4, var_1_5=0, var_1_6=48395, var_1_7=32767, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_7 <= 32767) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=4, var_1_5=0, var_1_6=48395, var_1_7=32767, var_1_8=1289/10] [L164] var_1_10 = __VERIFIER_nondet_double() [L165] CALL assume_abort_if_not((var_1_10 >= -922337.2036854765600e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854765600e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=4, var_1_5=0, var_1_6=48395, var_1_7=32767, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not((var_1_10 >= -922337.2036854765600e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854765600e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=4, var_1_5=0, var_1_6=48395, var_1_7=32767, var_1_8=1289/10] [L166] var_1_11 = __VERIFIER_nondet_double() [L167] CALL assume_abort_if_not((var_1_11 >= -461168.6018427382800e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 4611686.018427382800e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=4, var_1_5=0, var_1_6=48395, var_1_7=32767, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not((var_1_11 >= -461168.6018427382800e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 4611686.018427382800e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=4, var_1_5=0, var_1_6=48395, var_1_7=32767, var_1_8=1289/10] [L168] var_1_12 = __VERIFIER_nondet_double() [L169] CALL assume_abort_if_not((var_1_12 >= -461168.6018427382800e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 4611686.018427382800e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=4, var_1_5=0, var_1_6=48395, var_1_7=32767, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not((var_1_12 >= -461168.6018427382800e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 4611686.018427382800e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=4, var_1_5=0, var_1_6=48395, var_1_7=32767, var_1_8=1289/10] [L170] var_1_14 = __VERIFIER_nondet_uchar() [L171] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=4, var_1_5=0, var_1_6=48395, var_1_7=32767, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=4, var_1_5=0, var_1_6=48395, var_1_7=32767, var_1_8=1289/10] [L172] CALL assume_abort_if_not(var_1_14 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=4, var_1_5=0, var_1_6=48395, var_1_7=32767, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_14 <= 254) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=4, var_1_5=0, var_1_6=48395, var_1_7=32767, var_1_8=1289/10] [L173] var_1_16 = __VERIFIER_nondet_uchar() [L174] CALL assume_abort_if_not(var_1_16 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=4, var_1_5=0, var_1_6=48395, var_1_7=32767, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_16 >= 1) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=4, var_1_5=0, var_1_6=48395, var_1_7=32767, var_1_8=1289/10] [L175] CALL assume_abort_if_not(var_1_16 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=4, var_1_5=0, var_1_6=48395, var_1_7=32767, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_16 <= 1) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=4, var_1_5=0, var_1_6=48395, var_1_7=32767, var_1_8=1289/10] [L176] var_1_21 = __VERIFIER_nondet_float() [L177] CALL assume_abort_if_not((var_1_21 >= -922337.2036854776000e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854776000e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=4, var_1_5=0, var_1_6=48395, var_1_7=32767, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not((var_1_21 >= -922337.2036854776000e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854776000e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=4, var_1_5=0, var_1_6=48395, var_1_7=32767, var_1_8=1289/10] [L178] var_1_22 = __VERIFIER_nondet_float() [L179] CALL assume_abort_if_not((var_1_22 >= -922337.2036854776000e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854776000e+12F && var_1_22 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=4, var_1_5=0, var_1_6=48395, var_1_7=32767, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not((var_1_22 >= -922337.2036854776000e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854776000e+12F && var_1_22 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=4, var_1_5=0, var_1_6=48395, var_1_7=32767, var_1_8=1289/10] [L180] var_1_23 = __VERIFIER_nondet_ushort() [L181] CALL assume_abort_if_not(var_1_23 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=4, var_1_5=0, var_1_6=48395, var_1_7=32767, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not(var_1_23 >= 0) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=4, var_1_5=0, var_1_6=48395, var_1_7=32767, var_1_8=1289/10] [L182] CALL assume_abort_if_not(var_1_23 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=25, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=4, var_1_5=0, var_1_6=48395, var_1_7=32767, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L182] RET assume_abort_if_not(var_1_23 <= 65534) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=25, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=4, var_1_5=0, var_1_6=48395, var_1_7=32767, var_1_8=1289/10] [L183] var_1_26 = __VERIFIER_nondet_ulong() [L184] CALL assume_abort_if_not(var_1_26 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=25, var_1_24=-25, var_1_25=-100, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=4, var_1_5=0, var_1_6=48395, var_1_7=32767, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L184] RET assume_abort_if_not(var_1_26 >= 0) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=25, var_1_24=-25, var_1_25=-100, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=4, var_1_5=0, var_1_6=48395, var_1_7=32767, var_1_8=1289/10] [L185] CALL assume_abort_if_not(var_1_26 <= 4294967295) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=25, var_1_24=-25, var_1_25=-100, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=4, var_1_5=0, var_1_6=48395, var_1_7=32767, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L185] RET assume_abort_if_not(var_1_26 <= 4294967295) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=25, var_1_24=-25, var_1_25=-100, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=4, var_1_5=0, var_1_6=48395, var_1_7=32767, var_1_8=1289/10] [L186] CALL assume_abort_if_not(var_1_26 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=25, var_1_24=-25, var_1_25=-100, var_1_26=25, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=4, var_1_5=0, var_1_6=48395, var_1_7=32767, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L186] RET assume_abort_if_not(var_1_26 != 0) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=25, var_1_24=-25, var_1_25=-100, var_1_26=25, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=4, var_1_5=0, var_1_6=48395, var_1_7=32767, var_1_8=1289/10] [L187] var_1_27 = __VERIFIER_nondet_short() [L188] CALL assume_abort_if_not(var_1_27 >= -32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=25, var_1_24=-25, var_1_25=-100, var_1_26=25, var_1_27=-100, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=4, var_1_5=0, var_1_6=48395, var_1_7=32767, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L188] RET assume_abort_if_not(var_1_27 >= -32767) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=25, var_1_24=-25, var_1_25=-100, var_1_26=25, var_1_27=-100, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=4, var_1_5=0, var_1_6=48395, var_1_7=32767, var_1_8=1289/10] [L189] CALL assume_abort_if_not(var_1_27 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=25, var_1_24=-25, var_1_25=-100, var_1_26=25, var_1_27=-100, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=4, var_1_5=0, var_1_6=48395, var_1_7=32767, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L189] RET assume_abort_if_not(var_1_27 <= 32766) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=25, var_1_24=-25, var_1_25=-100, var_1_26=25, var_1_27=-100, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=4, var_1_5=0, var_1_6=48395, var_1_7=32767, var_1_8=1289/10] [L190] var_1_29 = __VERIFIER_nondet_uchar() [L191] CALL assume_abort_if_not(var_1_29 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=25, var_1_24=-25, var_1_25=-100, var_1_26=25, var_1_27=-100, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=4, var_1_5=0, var_1_6=48395, var_1_7=32767, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L191] RET assume_abort_if_not(var_1_29 >= 1) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=25, var_1_24=-25, var_1_25=-100, var_1_26=25, var_1_27=-100, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=4, var_1_5=0, var_1_6=48395, var_1_7=32767, var_1_8=1289/10] [L192] CALL assume_abort_if_not(var_1_29 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=25, var_1_24=-25, var_1_25=-100, var_1_26=25, var_1_27=-100, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=4, var_1_5=0, var_1_6=48395, var_1_7=32767, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L192] RET assume_abort_if_not(var_1_29 <= 1) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=25, var_1_24=-25, var_1_25=-100, var_1_26=25, var_1_27=-100, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=4, var_1_5=0, var_1_6=48395, var_1_7=32767, var_1_8=1289/10] [L193] var_1_32 = __VERIFIER_nondet_float() [L194] CALL assume_abort_if_not((var_1_32 >= -922337.2036854776000e+13F && var_1_32 <= -1.0e-20F) || (var_1_32 <= 9223372.036854776000e+12F && var_1_32 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=25, var_1_24=-25, var_1_25=-100, var_1_26=25, var_1_27=-100, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=4, var_1_5=0, var_1_6=48395, var_1_7=32767, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L194] RET assume_abort_if_not((var_1_32 >= -922337.2036854776000e+13F && var_1_32 <= -1.0e-20F) || (var_1_32 <= 9223372.036854776000e+12F && var_1_32 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=25, var_1_24=-25, var_1_25=-100, var_1_26=25, var_1_27=-100, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=4, var_1_5=0, var_1_6=48395, var_1_7=32767, var_1_8=1289/10] [L195] var_1_33 = __VERIFIER_nondet_uchar() [L196] CALL assume_abort_if_not(var_1_33 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=25, var_1_24=-25, var_1_25=-100, var_1_26=25, var_1_27=-100, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=254, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=4, var_1_5=0, var_1_6=48395, var_1_7=32767, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L196] RET assume_abort_if_not(var_1_33 >= 127) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=25, var_1_24=-25, var_1_25=-100, var_1_26=25, var_1_27=-100, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=254, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=4, var_1_5=0, var_1_6=48395, var_1_7=32767, var_1_8=1289/10] [L197] CALL assume_abort_if_not(var_1_33 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=25, var_1_24=-25, var_1_25=-100, var_1_26=25, var_1_27=-100, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=254, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=4, var_1_5=0, var_1_6=48395, var_1_7=32767, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L197] RET assume_abort_if_not(var_1_33 <= 254) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=25, var_1_24=-25, var_1_25=-100, var_1_26=25, var_1_27=-100, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=254, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=4, var_1_5=0, var_1_6=48395, var_1_7=32767, var_1_8=1289/10] [L198] var_1_34 = __VERIFIER_nondet_uchar() [L199] CALL assume_abort_if_not(var_1_34 >= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=25, var_1_24=-25, var_1_25=-100, var_1_26=25, var_1_27=-100, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=254, var_1_34=63, var_1_35=4, var_1_36=1, var_1_4=4, var_1_5=0, var_1_6=48395, var_1_7=32767, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L199] RET assume_abort_if_not(var_1_34 >= 63) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=25, var_1_24=-25, var_1_25=-100, var_1_26=25, var_1_27=-100, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=254, var_1_34=63, var_1_35=4, var_1_36=1, var_1_4=4, var_1_5=0, var_1_6=48395, var_1_7=32767, var_1_8=1289/10] [L200] CALL assume_abort_if_not(var_1_34 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=25, var_1_24=-25, var_1_25=-100, var_1_26=25, var_1_27=-100, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=254, var_1_34=63, var_1_35=4, var_1_36=1, var_1_4=4, var_1_5=0, var_1_6=48395, var_1_7=32767, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L200] RET assume_abort_if_not(var_1_34 <= 127) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=25, var_1_24=-25, var_1_25=-100, var_1_26=25, var_1_27=-100, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=254, var_1_34=63, var_1_35=4, var_1_36=1, var_1_4=4, var_1_5=0, var_1_6=48395, var_1_7=32767, var_1_8=1289/10] [L201] var_1_35 = __VERIFIER_nondet_uchar() [L202] CALL assume_abort_if_not(var_1_35 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=25, var_1_24=-25, var_1_25=-100, var_1_26=25, var_1_27=-100, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=254, var_1_34=63, var_1_36=1, var_1_4=4, var_1_5=0, var_1_6=48395, var_1_7=32767, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L202] RET assume_abort_if_not(var_1_35 >= 0) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=25, var_1_24=-25, var_1_25=-100, var_1_26=25, var_1_27=-100, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=254, var_1_34=63, var_1_36=1, var_1_4=4, var_1_5=0, var_1_6=48395, var_1_7=32767, var_1_8=1289/10] [L203] CALL assume_abort_if_not(var_1_35 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=25, var_1_24=-25, var_1_25=-100, var_1_26=25, var_1_27=-100, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=254, var_1_34=63, var_1_35=63, var_1_36=1, var_1_4=4, var_1_5=0, var_1_6=48395, var_1_7=32767, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L203] RET assume_abort_if_not(var_1_35 <= 63) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=25, var_1_24=-25, var_1_25=-100, var_1_26=25, var_1_27=-100, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=254, var_1_34=63, var_1_35=63, var_1_36=1, var_1_4=4, var_1_5=0, var_1_6=48395, var_1_7=32767, var_1_8=1289/10] [L204] var_1_36 = __VERIFIER_nondet_uchar() [L205] CALL assume_abort_if_not(var_1_36 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=25, var_1_24=-25, var_1_25=-100, var_1_26=25, var_1_27=-100, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=254, var_1_34=63, var_1_35=63, var_1_4=4, var_1_5=0, var_1_6=48395, var_1_7=32767, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L205] RET assume_abort_if_not(var_1_36 >= 0) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=25, var_1_24=-25, var_1_25=-100, var_1_26=25, var_1_27=-100, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=254, var_1_34=63, var_1_35=63, var_1_4=4, var_1_5=0, var_1_6=48395, var_1_7=32767, var_1_8=1289/10] [L206] CALL assume_abort_if_not(var_1_36 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=25, var_1_24=-25, var_1_25=-100, var_1_26=25, var_1_27=-100, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=254, var_1_34=63, var_1_35=63, var_1_36=0, var_1_4=4, var_1_5=0, var_1_6=48395, var_1_7=32767, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L206] RET assume_abort_if_not(var_1_36 <= 254) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_13=2, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_23=25, var_1_24=-25, var_1_25=-100, var_1_26=25, var_1_27=-100, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_33=254, var_1_34=63, var_1_35=63, var_1_36=0, var_1_4=4, var_1_5=0, var_1_6=48395, var_1_7=32767, var_1_8=1289/10] [L223] RET updateVariables() [L224] CALL step() [L62] COND TRUE var_1_21 == var_1_22 [L63] var_1_20 = ((((var_1_23) < 0 ) ? -(var_1_23) : (var_1_23))) [L65] COND TRUE ((((var_1_21) < 0 ) ? -(var_1_21) : (var_1_21))) > ((((128.5f) < (((((var_1_22) < 0 ) ? -(var_1_22) : (var_1_22))))) ? (128.5f) : (((((var_1_22) < 0 ) ? -(var_1_22) : (var_1_22)))))) [L66] var_1_24 = ((((var_1_20) > (var_1_23)) ? (var_1_20) : (var_1_23))) [L68] EXPR var_1_23 | var_1_24 [L68] COND TRUE (var_1_20 / var_1_26) < (var_1_23 | var_1_24) [L69] COND FALSE !((- var_1_22) >= 256.75f) [L75] EXPR var_1_20 ^ (~ var_1_25) [L75] COND TRUE (var_1_20 ^ (~ var_1_25)) >= var_1_24 [L76] var_1_28 = ((var_1_21 <= var_1_22) || var_1_29) [L78] COND FALSE !(var_1_24 < var_1_20) [L83] COND FALSE !(var_1_26 < ((((var_1_23) < 0 ) ? -(var_1_23) : (var_1_23)))) [L98] var_1_31 = var_1_36 [L100] unsigned char stepLocal_3 = last_1_var_1_19 < var_1_6; [L101] COND TRUE \read(last_1_var_1_18) [L102] COND TRUE (! last_1_var_1_15) || stepLocal_3 [L103] var_1_8 = ((((127.25) > (var_1_10)) ? (127.25) : (var_1_10))) [L110] COND FALSE !(var_1_12 != var_1_8) [L113] var_1_15 = var_1_16 [L115] var_1_17 = var_1_4 [L116] var_1_18 = var_1_16 [L117] var_1_19 = var_1_4 [L118] unsigned short int stepLocal_1 = var_1_17; [L119] unsigned char stepLocal_0 = var_1_17 != (16 / var_1_4); [L120] COND FALSE !(stepLocal_0 && var_1_15) [L131] var_1_1 = var_1_17 [L133] unsigned short int stepLocal_2 = var_1_17; [L134] COND FALSE !(stepLocal_2 < last_1_var_1_5) [L137] COND FALSE !(! var_1_15) [L141] unsigned short int stepLocal_5 = var_1_6; [L142] unsigned short int stepLocal_4 = var_1_5; [L143] COND TRUE stepLocal_4 != ((var_1_6 / var_1_4) * ((((var_1_5) > (var_1_19)) ? (var_1_5) : (var_1_19)))) [L144] COND TRUE var_1_5 <= stepLocal_5 [L145] var_1_13 = 32 [L224] RET step() [L225] CALL, EXPR property() [L215-L216] return (((((((((var_1_17 != (16 / var_1_4)) && var_1_15) ? ((var_1_17 > var_1_4) ? (var_1_1 == ((unsigned short int) (var_1_4 + var_1_17))) : (var_1_15 ? (var_1_1 == ((unsigned short int) var_1_17)) : (var_1_1 == ((unsigned short int) var_1_4)))) : (var_1_1 == ((unsigned short int) var_1_17))) && ((var_1_17 < last_1_var_1_5) ? (var_1_5 == ((unsigned short int) (var_1_6 - (var_1_7 - last_1_var_1_5)))) : ((! var_1_15) ? (var_1_5 == ((unsigned short int) ((((last_1_var_1_5) > ((var_1_7 + var_1_4))) ? (last_1_var_1_5) : ((var_1_7 + var_1_4)))))) : 1))) && (last_1_var_1_18 ? (((! last_1_var_1_15) || (last_1_var_1_19 < var_1_6)) ? (var_1_8 == ((double) ((((127.25) > (var_1_10)) ? (127.25) : (var_1_10))))) : (var_1_8 == ((double) (var_1_11 + var_1_12)))) : (var_1_8 == ((double) var_1_11)))) && ((var_1_5 != ((var_1_6 / var_1_4) * ((((var_1_5) > (var_1_19)) ? (var_1_5) : (var_1_19))))) ? ((var_1_5 <= var_1_6) ? (var_1_13 == ((unsigned char) 32)) : (var_1_13 == ((unsigned char) var_1_14))) : (var_1_13 == ((unsigned char) var_1_14)))) && ((var_1_12 != var_1_8) ? (var_1_15 == ((unsigned char) (! var_1_16))) : (var_1_15 == ((unsigned char) var_1_16)))) && (var_1_17 == ((unsigned short int) var_1_4))) && (var_1_18 == ((unsigned char) var_1_16))) && (var_1_19 == ((unsigned long int) var_1_4)) ; [L225] RET, EXPR property() [L225] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=0, var_1_11=0, var_1_13=32, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=4, var_1_18=1, var_1_19=4, var_1_1=4, var_1_20=25, var_1_23=25, var_1_24=25, var_1_25=-100, var_1_26=25, var_1_27=-100, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=0, var_1_33=254, var_1_34=63, var_1_35=63, var_1_36=0, var_1_4=4, var_1_5=0, var_1_6=48395, var_1_7=32767, var_1_8=509/4] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=0, var_1_11=0, var_1_13=32, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=4, var_1_18=1, var_1_19=4, var_1_1=4, var_1_20=25, var_1_23=25, var_1_24=25, var_1_25=-100, var_1_26=25, var_1_27=-100, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=0, var_1_33=254, var_1_34=63, var_1_35=63, var_1_36=0, var_1_4=4, var_1_5=0, var_1_6=48395, var_1_7=32767, var_1_8=509/4] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 62 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.3s, OverallIterations: 1, TraceHistogramMax: 34, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=62occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 125 NumberOfCodeBlocks, 125 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-12-02 19:54:44,390 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be1ea74-2f7b-4121-a5b7-70e63c18d104/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be1ea74-2f7b-4121-a5b7-70e63c18d104/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be1ea74-2f7b-4121-a5b7-70e63c18d104/bin/utaipan-verify-nQ1chXbOIh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be1ea74-2f7b-4121-a5b7-70e63c18d104/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be1ea74-2f7b-4121-a5b7-70e63c18d104/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-cn_file-59.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be1ea74-2f7b-4121-a5b7-70e63c18d104/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be1ea74-2f7b-4121-a5b7-70e63c18d104/bin/utaipan-verify-nQ1chXbOIh --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 32753d18822513354e4b9efa6f4c19579a930a0a9d80feee2c0fa6780fee33a5 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 19:54:46,333 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 19:54:46,400 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be1ea74-2f7b-4121-a5b7-70e63c18d104/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-12-02 19:54:46,406 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 19:54:46,407 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 19:54:46,434 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 19:54:46,434 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 19:54:46,435 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 19:54:46,436 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 19:54:46,436 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 19:54:46,437 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 19:54:46,437 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 19:54:46,438 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 19:54:46,438 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 19:54:46,438 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 19:54:46,439 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 19:54:46,440 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 19:54:46,440 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 19:54:46,441 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 19:54:46,441 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 19:54:46,442 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 19:54:46,442 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 19:54:46,443 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 19:54:46,443 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 19:54:46,443 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 19:54:46,444 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 19:54:46,444 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 19:54:46,445 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 19:54:46,445 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 19:54:46,446 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 19:54:46,446 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 19:54:46,447 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-02 19:54:46,447 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 19:54:46,447 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 19:54:46,447 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 19:54:46,448 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 19:54:46,448 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 19:54:46,448 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 19:54:46,448 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 19:54:46,449 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 19:54:46,449 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 19:54:46,449 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 19:54:46,449 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 19:54:46,449 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 19:54:46,450 INFO L153 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be1ea74-2f7b-4121-a5b7-70e63c18d104/bin/utaipan-verify-nQ1chXbOIh/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be1ea74-2f7b-4121-a5b7-70e63c18d104/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 32753d18822513354e4b9efa6f4c19579a930a0a9d80feee2c0fa6780fee33a5 [2023-12-02 19:54:46,749 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 19:54:46,770 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 19:54:46,773 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 19:54:46,774 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 19:54:46,775 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 19:54:46,776 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be1ea74-2f7b-4121-a5b7-70e63c18d104/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-cn_file-59.i [2023-12-02 19:54:49,535 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 19:54:49,750 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 19:54:49,751 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be1ea74-2f7b-4121-a5b7-70e63c18d104/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-cn_file-59.i [2023-12-02 19:54:49,761 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be1ea74-2f7b-4121-a5b7-70e63c18d104/bin/utaipan-verify-nQ1chXbOIh/data/e7f2a8bdc/c0799e9fd24449a0a4c514a373810645/FLAGee265ff75 [2023-12-02 19:54:49,773 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be1ea74-2f7b-4121-a5b7-70e63c18d104/bin/utaipan-verify-nQ1chXbOIh/data/e7f2a8bdc/c0799e9fd24449a0a4c514a373810645 [2023-12-02 19:54:49,775 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 19:54:49,776 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 19:54:49,777 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 19:54:49,778 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 19:54:49,783 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 19:54:49,783 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 07:54:49" (1/1) ... [2023-12-02 19:54:49,785 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@718aae4d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:54:49, skipping insertion in model container [2023-12-02 19:54:49,785 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 07:54:49" (1/1) ... [2023-12-02 19:54:49,825 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 19:54:49,977 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be1ea74-2f7b-4121-a5b7-70e63c18d104/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-cn_file-59.i[919,932] [2023-12-02 19:54:50,043 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 19:54:50,061 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 19:54:50,074 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be1ea74-2f7b-4121-a5b7-70e63c18d104/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-cn_file-59.i[919,932] [2023-12-02 19:54:50,110 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 19:54:50,131 INFO L206 MainTranslator]: Completed translation [2023-12-02 19:54:50,131 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:54:50 WrapperNode [2023-12-02 19:54:50,131 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 19:54:50,133 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 19:54:50,133 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 19:54:50,133 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 19:54:50,141 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:54:50" (1/1) ... [2023-12-02 19:54:50,156 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:54:50" (1/1) ... [2023-12-02 19:54:50,188 INFO L138 Inliner]: procedures = 27, calls = 47, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 221 [2023-12-02 19:54:50,188 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 19:54:50,189 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 19:54:50,189 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 19:54:50,189 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 19:54:50,199 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:54:50" (1/1) ... [2023-12-02 19:54:50,199 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:54:50" (1/1) ... [2023-12-02 19:54:50,205 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:54:50" (1/1) ... [2023-12-02 19:54:50,205 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:54:50" (1/1) ... [2023-12-02 19:54:50,219 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:54:50" (1/1) ... [2023-12-02 19:54:50,223 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:54:50" (1/1) ... [2023-12-02 19:54:50,227 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:54:50" (1/1) ... [2023-12-02 19:54:50,230 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:54:50" (1/1) ... [2023-12-02 19:54:50,235 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 19:54:50,236 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 19:54:50,236 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 19:54:50,236 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 19:54:50,237 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:54:50" (1/1) ... [2023-12-02 19:54:50,251 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 19:54:50,276 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be1ea74-2f7b-4121-a5b7-70e63c18d104/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 19:54:50,300 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be1ea74-2f7b-4121-a5b7-70e63c18d104/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 19:54:50,312 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be1ea74-2f7b-4121-a5b7-70e63c18d104/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 19:54:50,342 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 19:54:50,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 19:54:50,342 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 19:54:50,342 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 19:54:50,342 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 19:54:50,343 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 19:54:50,435 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 19:54:50,437 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 19:54:51,459 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 19:54:51,510 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 19:54:51,511 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 19:54:51,511 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:54:51 BoogieIcfgContainer [2023-12-02 19:54:51,511 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 19:54:51,515 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 19:54:51,515 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 19:54:51,518 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 19:54:51,519 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 07:54:49" (1/3) ... [2023-12-02 19:54:51,520 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3bc86d6c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 07:54:51, skipping insertion in model container [2023-12-02 19:54:51,520 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:54:50" (2/3) ... [2023-12-02 19:54:51,520 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3bc86d6c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 07:54:51, skipping insertion in model container [2023-12-02 19:54:51,521 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:54:51" (3/3) ... [2023-12-02 19:54:51,522 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-cn_file-59.i [2023-12-02 19:54:51,542 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 19:54:51,543 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 19:54:51,609 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 19:54:51,616 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, 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;@1578fabc, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 19:54:51,616 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 19:54:51,621 INFO L276 IsEmpty]: Start isEmpty. Operand has 91 states, 54 states have (on average 1.4814814814814814) internal successors, (80), 55 states have internal predecessors, (80), 34 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2023-12-02 19:54:51,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2023-12-02 19:54:51,639 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 19:54:51,640 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 19:54:51,641 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 19:54:51,646 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 19:54:51,646 INFO L85 PathProgramCache]: Analyzing trace with hash 1739953282, now seen corresponding path program 1 times [2023-12-02 19:54:51,658 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 19:54:51,658 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [305212239] [2023-12-02 19:54:51,659 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 19:54:51,659 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 19:54:51,660 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be1ea74-2f7b-4121-a5b7-70e63c18d104/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 19:54:51,687 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be1ea74-2f7b-4121-a5b7-70e63c18d104/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-02 19:54:51,688 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be1ea74-2f7b-4121-a5b7-70e63c18d104/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-12-02 19:54:52,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 19:54:52,144 INFO L262 TraceCheckSpWp]: Trace formula consists of 347 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 19:54:52,158 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 19:54:52,216 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 1034 proven. 0 refuted. 0 times theorem prover too weak. 1210 trivial. 0 not checked. [2023-12-02 19:54:52,216 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 19:54:52,217 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 19:54:52,218 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [305212239] [2023-12-02 19:54:52,218 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [305212239] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 19:54:52,218 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 19:54:52,219 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-02 19:54:52,221 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [21237930] [2023-12-02 19:54:52,221 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 19:54:52,226 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-12-02 19:54:52,227 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 19:54:52,256 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-12-02 19:54:52,256 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-02 19:54:52,259 INFO L87 Difference]: Start difference. First operand has 91 states, 54 states have (on average 1.4814814814814814) internal successors, (80), 55 states have internal predecessors, (80), 34 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) Second operand has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (34), 2 states have call predecessors, (34), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2023-12-02 19:54:52,657 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 19:54:52,658 INFO L93 Difference]: Finished difference Result 179 states and 328 transitions. [2023-12-02 19:54:52,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 19:54:52,676 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (34), 2 states have call predecessors, (34), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) Word has length 209 [2023-12-02 19:54:52,676 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 19:54:52,684 INFO L225 Difference]: With dead ends: 179 [2023-12-02 19:54:52,684 INFO L226 Difference]: Without dead ends: 89 [2023-12-02 19:54:52,687 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 208 GetRequests, 208 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-02 19:54:52,690 INFO L413 NwaCegarLoop]: 139 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 139 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-12-02 19:54:52,691 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 139 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-12-02 19:54:52,705 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states. [2023-12-02 19:54:52,736 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 89. [2023-12-02 19:54:52,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 89 states, 53 states have (on average 1.3962264150943395) internal successors, (74), 53 states have internal predecessors, (74), 34 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2023-12-02 19:54:52,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 142 transitions. [2023-12-02 19:54:52,742 INFO L78 Accepts]: Start accepts. Automaton has 89 states and 142 transitions. Word has length 209 [2023-12-02 19:54:52,742 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 19:54:52,742 INFO L495 AbstractCegarLoop]: Abstraction has 89 states and 142 transitions. [2023-12-02 19:54:52,743 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (34), 2 states have call predecessors, (34), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2023-12-02 19:54:52,743 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 142 transitions. [2023-12-02 19:54:52,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2023-12-02 19:54:52,749 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 19:54:52,749 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 19:54:52,768 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be1ea74-2f7b-4121-a5b7-70e63c18d104/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-12-02 19:54:52,950 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be1ea74-2f7b-4121-a5b7-70e63c18d104/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 19:54:52,950 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 19:54:52,951 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 19:54:52,951 INFO L85 PathProgramCache]: Analyzing trace with hash 1137011914, now seen corresponding path program 1 times [2023-12-02 19:54:52,952 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 19:54:52,952 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [749786082] [2023-12-02 19:54:52,952 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 19:54:52,952 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 19:54:52,952 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be1ea74-2f7b-4121-a5b7-70e63c18d104/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 19:54:52,953 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be1ea74-2f7b-4121-a5b7-70e63c18d104/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-02 19:54:52,955 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be1ea74-2f7b-4121-a5b7-70e63c18d104/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-12-02 19:54:53,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 19:54:53,339 INFO L262 TraceCheckSpWp]: Trace formula consists of 347 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 19:54:53,349 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 19:54:54,677 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 1113 proven. 39 refuted. 0 times theorem prover too weak. 1092 trivial. 0 not checked. [2023-12-02 19:54:54,677 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 19:54:55,117 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 19:54:55,117 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [749786082] [2023-12-02 19:54:55,117 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [749786082] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 19:54:55,118 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1808027841] [2023-12-02 19:54:55,118 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 19:54:55,118 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 19:54:55,119 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be1ea74-2f7b-4121-a5b7-70e63c18d104/bin/utaipan-verify-nQ1chXbOIh/cvc4 [2023-12-02 19:54:55,120 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be1ea74-2f7b-4121-a5b7-70e63c18d104/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 19:54:55,127 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be1ea74-2f7b-4121-a5b7-70e63c18d104/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-12-02 19:54:55,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 19:54:55,624 INFO L262 TraceCheckSpWp]: Trace formula consists of 347 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 19:54:55,632 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 19:54:56,245 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2023-12-02 19:54:56,245 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 19:54:56,245 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1808027841] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 19:54:56,246 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-12-02 19:54:56,246 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 7 [2023-12-02 19:54:56,247 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [84446500] [2023-12-02 19:54:56,247 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 19:54:56,248 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-02 19:54:56,249 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 19:54:56,250 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-02 19:54:56,250 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2023-12-02 19:54:56,251 INFO L87 Difference]: Start difference. First operand 89 states and 142 transitions. Second operand has 4 states, 4 states have (on average 10.5) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-12-02 19:54:57,325 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 19:54:57,325 INFO L93 Difference]: Finished difference Result 266 states and 425 transitions. [2023-12-02 19:54:57,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-02 19:54:57,340 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) Word has length 209 [2023-12-02 19:54:57,342 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 19:54:57,346 INFO L225 Difference]: With dead ends: 266 [2023-12-02 19:54:57,346 INFO L226 Difference]: Without dead ends: 178 [2023-12-02 19:54:57,347 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 437 GetRequests, 429 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2023-12-02 19:54:57,349 INFO L413 NwaCegarLoop]: 138 mSDtfsCounter, 92 mSDsluCounter, 275 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 69 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 92 SdHoareTripleChecker+Valid, 413 SdHoareTripleChecker+Invalid, 80 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 69 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2023-12-02 19:54:57,349 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [92 Valid, 413 Invalid, 80 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [69 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2023-12-02 19:54:57,351 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 178 states. [2023-12-02 19:54:57,387 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 178 to 160. [2023-12-02 19:54:57,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 160 states, 89 states have (on average 1.348314606741573) internal successors, (120), 89 states have internal predecessors, (120), 68 states have call successors, (68), 2 states have call predecessors, (68), 2 states have return successors, (68), 68 states have call predecessors, (68), 68 states have call successors, (68) [2023-12-02 19:54:57,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 256 transitions. [2023-12-02 19:54:57,391 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 256 transitions. Word has length 209 [2023-12-02 19:54:57,392 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 19:54:57,392 INFO L495 AbstractCegarLoop]: Abstraction has 160 states and 256 transitions. [2023-12-02 19:54:57,393 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-12-02 19:54:57,393 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 256 transitions. [2023-12-02 19:54:57,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2023-12-02 19:54:57,397 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 19:54:57,398 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 19:54:57,406 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be1ea74-2f7b-4121-a5b7-70e63c18d104/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2023-12-02 19:54:57,606 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be1ea74-2f7b-4121-a5b7-70e63c18d104/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2023-12-02 19:54:57,803 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be1ea74-2f7b-4121-a5b7-70e63c18d104/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be1ea74-2f7b-4121-a5b7-70e63c18d104/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt [2023-12-02 19:54:57,804 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 19:54:57,804 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 19:54:57,805 INFO L85 PathProgramCache]: Analyzing trace with hash 659337651, now seen corresponding path program 1 times [2023-12-02 19:54:57,805 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 19:54:57,805 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1797071536] [2023-12-02 19:54:57,805 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 19:54:57,805 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 19:54:57,806 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be1ea74-2f7b-4121-a5b7-70e63c18d104/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 19:54:57,807 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be1ea74-2f7b-4121-a5b7-70e63c18d104/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-02 19:54:57,808 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be1ea74-2f7b-4121-a5b7-70e63c18d104/bin/utaipan-verify-nQ1chXbOIh/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 (5)] Waiting until timeout for monitored process [2023-12-02 19:54:58,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 19:54:58,221 INFO L262 TraceCheckSpWp]: Trace formula consists of 348 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 19:54:58,226 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 19:54:59,218 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 1113 proven. 39 refuted. 0 times theorem prover too weak. 1092 trivial. 0 not checked. [2023-12-02 19:54:59,219 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 19:54:59,590 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 19:54:59,590 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1797071536] [2023-12-02 19:54:59,590 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1797071536] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 19:54:59,590 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1435172513] [2023-12-02 19:54:59,591 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 19:54:59,591 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 19:54:59,591 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be1ea74-2f7b-4121-a5b7-70e63c18d104/bin/utaipan-verify-nQ1chXbOIh/cvc4 [2023-12-02 19:54:59,592 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be1ea74-2f7b-4121-a5b7-70e63c18d104/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 19:54:59,593 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be1ea74-2f7b-4121-a5b7-70e63c18d104/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-12-02 19:55:00,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 19:55:00,637 INFO L262 TraceCheckSpWp]: Trace formula consists of 348 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 19:55:00,641 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 19:55:01,081 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2023-12-02 19:55:01,081 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 19:55:01,081 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1435172513] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 19:55:01,081 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-12-02 19:55:01,082 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [5] total 5 [2023-12-02 19:55:01,082 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1152666307] [2023-12-02 19:55:01,082 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 19:55:01,083 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 19:55:01,083 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 19:55:01,083 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 19:55:01,084 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2023-12-02 19:55:01,084 INFO L87 Difference]: Start difference. First operand 160 states and 256 transitions. Second operand has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 2 states have internal predecessors, (43), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-12-02 19:55:01,564 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 19:55:01,564 INFO L93 Difference]: Finished difference Result 353 states and 566 transitions. [2023-12-02 19:55:01,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 19:55:01,565 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 2 states have internal predecessors, (43), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) Word has length 210 [2023-12-02 19:55:01,566 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 19:55:01,569 INFO L225 Difference]: With dead ends: 353 [2023-12-02 19:55:01,569 INFO L226 Difference]: Without dead ends: 259 [2023-12-02 19:55:01,571 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 439 GetRequests, 434 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2023-12-02 19:55:01,572 INFO L413 NwaCegarLoop]: 169 mSDtfsCounter, 44 mSDsluCounter, 132 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 44 SdHoareTripleChecker+Valid, 301 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-12-02 19:55:01,572 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [44 Valid, 301 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-12-02 19:55:01,574 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 259 states. [2023-12-02 19:55:01,613 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 259 to 257. [2023-12-02 19:55:01,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 257 states, 151 states have (on average 1.3841059602649006) internal successors, (209), 151 states have internal predecessors, (209), 102 states have call successors, (102), 3 states have call predecessors, (102), 3 states have return successors, (102), 102 states have call predecessors, (102), 102 states have call successors, (102) [2023-12-02 19:55:01,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 257 states and 413 transitions. [2023-12-02 19:55:01,618 INFO L78 Accepts]: Start accepts. Automaton has 257 states and 413 transitions. Word has length 210 [2023-12-02 19:55:01,619 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 19:55:01,619 INFO L495 AbstractCegarLoop]: Abstraction has 257 states and 413 transitions. [2023-12-02 19:55:01,619 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 2 states have internal predecessors, (43), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-12-02 19:55:01,620 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 413 transitions. [2023-12-02 19:55:01,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2023-12-02 19:55:01,623 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 19:55:01,623 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 19:55:01,634 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be1ea74-2f7b-4121-a5b7-70e63c18d104/bin/utaipan-verify-nQ1chXbOIh/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 (5)] Ended with exit code 0 [2023-12-02 19:55:01,833 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be1ea74-2f7b-4121-a5b7-70e63c18d104/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2023-12-02 19:55:02,027 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be1ea74-2f7b-4121-a5b7-70e63c18d104/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be1ea74-2f7b-4121-a5b7-70e63c18d104/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt [2023-12-02 19:55:02,028 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 19:55:02,028 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 19:55:02,028 INFO L85 PathProgramCache]: Analyzing trace with hash -1641484939, now seen corresponding path program 1 times [2023-12-02 19:55:02,029 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 19:55:02,029 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1971893141] [2023-12-02 19:55:02,029 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 19:55:02,029 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 19:55:02,030 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be1ea74-2f7b-4121-a5b7-70e63c18d104/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 19:55:02,030 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be1ea74-2f7b-4121-a5b7-70e63c18d104/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-02 19:55:02,033 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be1ea74-2f7b-4121-a5b7-70e63c18d104/bin/utaipan-verify-nQ1chXbOIh/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 (7)] Waiting until timeout for monitored process [2023-12-02 19:55:02,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 19:55:02,407 INFO L262 TraceCheckSpWp]: Trace formula consists of 349 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 19:55:02,411 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 19:55:02,898 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2023-12-02 19:55:02,898 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 19:55:02,898 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 19:55:02,898 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1971893141] [2023-12-02 19:55:02,898 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1971893141] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 19:55:02,898 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 19:55:02,898 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-02 19:55:02,898 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [651751356] [2023-12-02 19:55:02,898 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 19:55:02,899 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-02 19:55:02,899 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 19:55:02,899 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-02 19:55:02,900 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-12-02 19:55:02,900 INFO L87 Difference]: Start difference. First operand 257 states and 413 transitions. Second operand has 4 states, 4 states have (on average 10.75) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-12-02 19:55:04,310 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 19:55:04,310 INFO L93 Difference]: Finished difference Result 621 states and 994 transitions. [2023-12-02 19:55:04,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-02 19:55:04,324 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) Word has length 210 [2023-12-02 19:55:04,325 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 19:55:04,329 INFO L225 Difference]: With dead ends: 621 [2023-12-02 19:55:04,329 INFO L226 Difference]: Without dead ends: 447 [2023-12-02 19:55:04,330 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 210 GetRequests, 207 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-12-02 19:55:04,331 INFO L413 NwaCegarLoop]: 142 mSDtfsCounter, 106 mSDsluCounter, 268 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 70 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 106 SdHoareTripleChecker+Valid, 410 SdHoareTripleChecker+Invalid, 94 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 70 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2023-12-02 19:55:04,331 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [106 Valid, 410 Invalid, 94 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [70 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2023-12-02 19:55:04,333 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 447 states. [2023-12-02 19:55:04,398 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 447 to 429. [2023-12-02 19:55:04,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 429 states, 253 states have (on average 1.3754940711462451) internal successors, (348), 253 states have internal predecessors, (348), 170 states have call successors, (170), 5 states have call predecessors, (170), 5 states have return successors, (170), 170 states have call predecessors, (170), 170 states have call successors, (170) [2023-12-02 19:55:04,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 429 states and 688 transitions. [2023-12-02 19:55:04,405 INFO L78 Accepts]: Start accepts. Automaton has 429 states and 688 transitions. Word has length 210 [2023-12-02 19:55:04,406 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 19:55:04,406 INFO L495 AbstractCegarLoop]: Abstraction has 429 states and 688 transitions. [2023-12-02 19:55:04,406 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-12-02 19:55:04,406 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 688 transitions. [2023-12-02 19:55:04,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2023-12-02 19:55:04,408 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 19:55:04,409 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 19:55:04,417 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be1ea74-2f7b-4121-a5b7-70e63c18d104/bin/utaipan-verify-nQ1chXbOIh/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 (7)] Ended with exit code 0 [2023-12-02 19:55:04,609 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be1ea74-2f7b-4121-a5b7-70e63c18d104/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 19:55:04,609 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 19:55:04,610 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 19:55:04,610 INFO L85 PathProgramCache]: Analyzing trace with hash -1993921581, now seen corresponding path program 1 times [2023-12-02 19:55:04,610 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 19:55:04,610 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1972703251] [2023-12-02 19:55:04,610 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 19:55:04,611 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 19:55:04,611 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be1ea74-2f7b-4121-a5b7-70e63c18d104/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 19:55:04,612 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be1ea74-2f7b-4121-a5b7-70e63c18d104/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-02 19:55:04,612 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be1ea74-2f7b-4121-a5b7-70e63c18d104/bin/utaipan-verify-nQ1chXbOIh/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 (8)] Waiting until timeout for monitored process [2023-12-02 19:55:04,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 19:55:04,968 INFO L262 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 18 conjunts are in the unsatisfiable core [2023-12-02 19:55:04,983 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 19:55:08,589 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 503 proven. 330 refuted. 0 times theorem prover too weak. 1411 trivial. 0 not checked. [2023-12-02 19:55:08,589 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 19:55:23,366 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 19:55:23,366 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1972703251] [2023-12-02 19:55:23,367 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_DEPENDING: line 70873 column 7: push canceled [2023-12-02 19:55:23,367 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1377403834] [2023-12-02 19:55:23,367 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 19:55:23,367 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 19:55:23,367 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be1ea74-2f7b-4121-a5b7-70e63c18d104/bin/utaipan-verify-nQ1chXbOIh/cvc4 [2023-12-02 19:55:23,368 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be1ea74-2f7b-4121-a5b7-70e63c18d104/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 19:55:23,370 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be1ea74-2f7b-4121-a5b7-70e63c18d104/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2023-12-02 19:55:25,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 19:55:25,354 INFO L262 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 18 conjunts are in the unsatisfiable core [2023-12-02 19:55:25,360 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 19:56:46,607 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 503 proven. 330 refuted. 0 times theorem prover too weak. 1411 trivial. 0 not checked. [2023-12-02 19:56:46,607 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 19:57:04,719 WARN L293 SmtUtils]: Spent 6.50s on a formula simplification that was a NOOP. DAG size: 15 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-02 19:58:10,906 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_DEPENDING: line 100497 column 7: push canceled [2023-12-02 19:58:10,906 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [887989001] [2023-12-02 19:58:10,907 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 19:58:10,907 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 19:58:10,907 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be1ea74-2f7b-4121-a5b7-70e63c18d104/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 19:58:10,908 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be1ea74-2f7b-4121-a5b7-70e63c18d104/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 19:58:10,909 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be1ea74-2f7b-4121-a5b7-70e63c18d104/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2023-12-02 19:58:11,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 19:58:11,658 INFO L262 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 15 conjunts are in the unsatisfiable core [2023-12-02 19:58:11,663 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:02:25,464 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 578 proven. 246 refuted. 0 times theorem prover too weak. 1420 trivial. 0 not checked. [2023-12-02 20:02:25,464 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 20:03:02,747 WARN L293 SmtUtils]: Spent 5.74s on a formula simplification that was a NOOP. DAG size: 13 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-02 20:04:22,601 WARN L293 SmtUtils]: Spent 14.16s on a formula simplification that was a NOOP. DAG size: 41 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 20:04:25,702 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_DEPENDING: Function ~var_1_6~0_SimplifyDDA_-1926242485_-381596294_-1906251083 is already defined. [2023-12-02 20:04:25,702 INFO L185 FreeRefinementEngine]: Found 0 perfect and 0 imperfect interpolant sequences. [2023-12-02 20:04:25,702 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [] total 0 [2023-12-02 20:04:25,702 ERROR L171 FreeRefinementEngine]: Strategy WALRUS failed to provide any proof altough trace is infeasible [2023-12-02 20:04:25,703 INFO L360 BasicCegarLoop]: Counterexample might be feasible [2023-12-02 20:04:25,709 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-02 20:04:25,725 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be1ea74-2f7b-4121-a5b7-70e63c18d104/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2023-12-02 20:04:25,918 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be1ea74-2f7b-4121-a5b7-70e63c18d104/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2023-12-02 20:04:26,119 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be1ea74-2f7b-4121-a5b7-70e63c18d104/bin/utaipan-verify-nQ1chXbOIh/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 (8)] Ended with exit code 0 [2023-12-02 20:04:26,311 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be1ea74-2f7b-4121-a5b7-70e63c18d104/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be1ea74-2f7b-4121-a5b7-70e63c18d104/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be1ea74-2f7b-4121-a5b7-70e63c18d104/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 20:04:26,314 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2023-12-02 20:04:26,317 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-12-02 20:04:26,345 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 08:04:26 BoogieIcfgContainer [2023-12-02 20:04:26,345 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-02 20:04:26,346 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 20:04:26,346 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 20:04:26,346 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 20:04:26,346 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:54:51" (3/4) ... [2023-12-02 20:04:26,347 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-02 20:04:26,348 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 20:04:26,349 INFO L158 Benchmark]: Toolchain (without parser) took 576572.18ms. Allocated memory was 107.0MB in the beginning and 157.3MB in the end (delta: 50.3MB). Free memory was 82.9MB in the beginning and 86.7MB in the end (delta: -3.8MB). Peak memory consumption was 47.7MB. Max. memory is 16.1GB. [2023-12-02 20:04:26,349 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 73.4MB. Free memory is still 50.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 20:04:26,349 INFO L158 Benchmark]: CACSL2BoogieTranslator took 354.39ms. Allocated memory is still 107.0MB. Free memory was 82.6MB in the beginning and 66.5MB in the end (delta: 16.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-12-02 20:04:26,349 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.74ms. Allocated memory is still 107.0MB. Free memory was 66.5MB in the beginning and 63.9MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 20:04:26,350 INFO L158 Benchmark]: Boogie Preprocessor took 46.28ms. Allocated memory is still 107.0MB. Free memory was 63.9MB in the beginning and 61.3MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 20:04:26,350 INFO L158 Benchmark]: RCFGBuilder took 1275.70ms. Allocated memory is still 107.0MB. Free memory was 61.1MB in the beginning and 57.7MB in the end (delta: 3.3MB). Peak memory consumption was 4.5MB. Max. memory is 16.1GB. [2023-12-02 20:04:26,350 INFO L158 Benchmark]: TraceAbstraction took 574830.55ms. Allocated memory was 107.0MB in the beginning and 157.3MB in the end (delta: 50.3MB). Free memory was 57.3MB in the beginning and 87.7MB in the end (delta: -30.4MB). Peak memory consumption was 22.2MB. Max. memory is 16.1GB. [2023-12-02 20:04:26,350 INFO L158 Benchmark]: Witness Printer took 2.67ms. Allocated memory is still 157.3MB. Free memory was 87.7MB in the beginning and 86.7MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 20:04:26,352 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 73.4MB. Free memory is still 50.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 354.39ms. Allocated memory is still 107.0MB. Free memory was 82.6MB in the beginning and 66.5MB in the end (delta: 16.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.74ms. Allocated memory is still 107.0MB. Free memory was 66.5MB in the beginning and 63.9MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 46.28ms. Allocated memory is still 107.0MB. Free memory was 63.9MB in the beginning and 61.3MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1275.70ms. Allocated memory is still 107.0MB. Free memory was 61.1MB in the beginning and 57.7MB in the end (delta: 3.3MB). Peak memory consumption was 4.5MB. Max. memory is 16.1GB. * TraceAbstraction took 574830.55ms. Allocated memory was 107.0MB in the beginning and 157.3MB in the end (delta: 50.3MB). Free memory was 57.3MB in the beginning and 87.7MB in the end (delta: -30.4MB). Peak memory consumption was 22.2MB. Max. memory is 16.1GB. * Witness Printer took 2.67ms. Allocated memory is still 157.3MB. Free memory was 87.7MB in the beginning and 86.7MB in the end (delta: 1.0MB). 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: unable to decide satisfiability of path constraint. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned short int var_1_1 = 1; [L23] unsigned char var_1_4 = 25; [L24] unsigned short int var_1_5 = 0; [L25] unsigned short int var_1_6 = 62100; [L26] unsigned short int var_1_7 = 27651; [L27] double var_1_8 = 128.9; [L28] double var_1_10 = 16.5; [L29] double var_1_11 = 25.5; [L30] double var_1_12 = 199.75; [L31] unsigned char var_1_13 = 2; [L32] unsigned char var_1_14 = 1; [L33] unsigned char var_1_15 = 1; [L34] unsigned char var_1_16 = 1; [L35] unsigned short int var_1_17 = 32; [L36] unsigned char var_1_18 = 1; [L37] unsigned long int var_1_19 = 1; [L38] unsigned short int var_1_20 = 25; [L39] float var_1_21 = 0.65; [L40] float var_1_22 = 7.579; [L41] unsigned short int var_1_23 = 50; [L42] signed long int var_1_24 = -25; [L43] signed short int var_1_25 = -100; [L44] unsigned long int var_1_26 = 4; [L45] signed short int var_1_27 = 16; [L46] unsigned char var_1_28 = 1; [L47] unsigned char var_1_29 = 1; [L48] unsigned long int var_1_30 = 0; [L49] unsigned char var_1_31 = 64; [L50] float var_1_32 = 1.25; [L51] unsigned char var_1_33 = 128; [L52] unsigned char var_1_34 = 100; [L53] unsigned char var_1_35 = 4; [L54] unsigned char var_1_36 = 1; [L55] unsigned short int last_1_var_1_5 = 0; [L56] unsigned char last_1_var_1_15 = 1; [L57] unsigned char last_1_var_1_18 = 1; [L58] unsigned long int last_1_var_1_19 = 1; [L219] isInitial = 1 [L220] FCALL initially() [L221] COND TRUE 1 [L222] CALL updateLastVariables() [L209] last_1_var_1_5 = var_1_5 [L210] last_1_var_1_15 = var_1_15 [L211] last_1_var_1_18 = var_1_18 [L212] last_1_var_1_19 = var_1_19 [L222] RET updateLastVariables() [L223] CALL updateVariables() [L154] var_1_4 = __VERIFIER_nondet_uchar() [L155] CALL assume_abort_if_not(var_1_4 >= 0) [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_4 >= 0) [L156] CALL assume_abort_if_not(var_1_4 <= 255) [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_4 <= 255) [L157] CALL assume_abort_if_not(var_1_4 != 0) [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_4 != 0) [L158] var_1_6 = __VERIFIER_nondet_ushort() [L159] CALL assume_abort_if_not(var_1_6 >= 32767) [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_6 >= 32767) [L160] CALL assume_abort_if_not(var_1_6 <= 65534) [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_6 <= 65534) [L161] var_1_7 = __VERIFIER_nondet_ushort() [L162] CALL assume_abort_if_not(var_1_7 >= 16383) [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_7 >= 16383) [L163] CALL assume_abort_if_not(var_1_7 <= 32767) [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_7 <= 32767) [L164] var_1_10 = __VERIFIER_nondet_double() [L165] CALL assume_abort_if_not((var_1_10 >= -922337.2036854765600e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854765600e+12F && var_1_10 >= 1.0e-20F )) [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not((var_1_10 >= -922337.2036854765600e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854765600e+12F && var_1_10 >= 1.0e-20F )) [L166] var_1_11 = __VERIFIER_nondet_double() [L167] CALL assume_abort_if_not((var_1_11 >= -461168.6018427382800e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 4611686.018427382800e+12F && var_1_11 >= 1.0e-20F )) [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not((var_1_11 >= -461168.6018427382800e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 4611686.018427382800e+12F && var_1_11 >= 1.0e-20F )) [L168] var_1_12 = __VERIFIER_nondet_double() [L169] CALL assume_abort_if_not((var_1_12 >= -461168.6018427382800e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 4611686.018427382800e+12F && var_1_12 >= 1.0e-20F )) [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not((var_1_12 >= -461168.6018427382800e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 4611686.018427382800e+12F && var_1_12 >= 1.0e-20F )) [L170] var_1_14 = __VERIFIER_nondet_uchar() [L171] CALL assume_abort_if_not(var_1_14 >= 0) [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_14 >= 0) [L172] CALL assume_abort_if_not(var_1_14 <= 254) [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_14 <= 254) [L173] var_1_16 = __VERIFIER_nondet_uchar() [L174] CALL assume_abort_if_not(var_1_16 >= 1) [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_16 >= 1) [L175] CALL assume_abort_if_not(var_1_16 <= 1) [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_16 <= 1) [L176] var_1_21 = __VERIFIER_nondet_float() [L177] CALL assume_abort_if_not((var_1_21 >= -922337.2036854776000e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854776000e+12F && var_1_21 >= 1.0e-20F )) [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not((var_1_21 >= -922337.2036854776000e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854776000e+12F && var_1_21 >= 1.0e-20F )) [L178] var_1_22 = __VERIFIER_nondet_float() [L179] CALL assume_abort_if_not((var_1_22 >= -922337.2036854776000e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854776000e+12F && var_1_22 >= 1.0e-20F )) [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not((var_1_22 >= -922337.2036854776000e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854776000e+12F && var_1_22 >= 1.0e-20F )) [L180] var_1_23 = __VERIFIER_nondet_ushort() [L181] CALL assume_abort_if_not(var_1_23 >= 0) [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not(var_1_23 >= 0) [L182] CALL assume_abort_if_not(var_1_23 <= 65534) [L20] COND FALSE !(!cond) [L182] RET assume_abort_if_not(var_1_23 <= 65534) [L183] var_1_26 = __VERIFIER_nondet_ulong() [L184] CALL assume_abort_if_not(var_1_26 >= 0) [L20] COND FALSE !(!cond) [L184] RET assume_abort_if_not(var_1_26 >= 0) [L185] CALL assume_abort_if_not(var_1_26 <= 4294967295) [L20] COND FALSE !(!cond) [L185] RET assume_abort_if_not(var_1_26 <= 4294967295) [L186] CALL assume_abort_if_not(var_1_26 != 0) [L20] COND FALSE !(!cond) [L186] RET assume_abort_if_not(var_1_26 != 0) [L187] var_1_27 = __VERIFIER_nondet_short() [L188] CALL assume_abort_if_not(var_1_27 >= -32767) [L20] COND FALSE !(!cond) [L188] RET assume_abort_if_not(var_1_27 >= -32767) [L189] CALL assume_abort_if_not(var_1_27 <= 32766) [L20] COND FALSE !(!cond) [L189] RET assume_abort_if_not(var_1_27 <= 32766) [L190] var_1_29 = __VERIFIER_nondet_uchar() [L191] CALL assume_abort_if_not(var_1_29 >= 1) [L20] COND FALSE !(!cond) [L191] RET assume_abort_if_not(var_1_29 >= 1) [L192] CALL assume_abort_if_not(var_1_29 <= 1) [L20] COND FALSE !(!cond) [L192] RET assume_abort_if_not(var_1_29 <= 1) [L193] var_1_32 = __VERIFIER_nondet_float() [L194] CALL assume_abort_if_not((var_1_32 >= -922337.2036854776000e+13F && var_1_32 <= -1.0e-20F) || (var_1_32 <= 9223372.036854776000e+12F && var_1_32 >= 1.0e-20F )) [L20] COND FALSE !(!cond) [L194] RET assume_abort_if_not((var_1_32 >= -922337.2036854776000e+13F && var_1_32 <= -1.0e-20F) || (var_1_32 <= 9223372.036854776000e+12F && var_1_32 >= 1.0e-20F )) [L195] var_1_33 = __VERIFIER_nondet_uchar() [L196] CALL assume_abort_if_not(var_1_33 >= 127) [L20] COND FALSE !(!cond) [L196] RET assume_abort_if_not(var_1_33 >= 127) [L197] CALL assume_abort_if_not(var_1_33 <= 254) [L20] COND FALSE !(!cond) [L197] RET assume_abort_if_not(var_1_33 <= 254) [L198] var_1_34 = __VERIFIER_nondet_uchar() [L199] CALL assume_abort_if_not(var_1_34 >= 63) [L20] COND FALSE !(!cond) [L199] RET assume_abort_if_not(var_1_34 >= 63) [L200] CALL assume_abort_if_not(var_1_34 <= 127) [L20] COND FALSE !(!cond) [L200] RET assume_abort_if_not(var_1_34 <= 127) [L201] var_1_35 = __VERIFIER_nondet_uchar() [L202] CALL assume_abort_if_not(var_1_35 >= 0) [L20] COND FALSE !(!cond) [L202] RET assume_abort_if_not(var_1_35 >= 0) [L203] CALL assume_abort_if_not(var_1_35 <= 63) [L20] COND FALSE !(!cond) [L203] RET assume_abort_if_not(var_1_35 <= 63) [L204] var_1_36 = __VERIFIER_nondet_uchar() [L205] CALL assume_abort_if_not(var_1_36 >= 0) [L20] COND FALSE !(!cond) [L205] RET assume_abort_if_not(var_1_36 >= 0) [L206] CALL assume_abort_if_not(var_1_36 <= 254) [L20] COND FALSE !(!cond) [L206] RET assume_abort_if_not(var_1_36 <= 254) [L223] RET updateVariables() [L224] CALL step() [L62] COND TRUE var_1_21 == var_1_22 [L63] var_1_20 = ((((var_1_23) < 0 ) ? -(var_1_23) : (var_1_23))) [L65] COND TRUE ((((var_1_21) < 0 ) ? -(var_1_21) : (var_1_21))) > ((((128.5f) < (((((var_1_22) < 0 ) ? -(var_1_22) : (var_1_22))))) ? (128.5f) : (((((var_1_22) < 0 ) ? -(var_1_22) : (var_1_22)))))) [L66] var_1_24 = ((((var_1_20) > (var_1_23)) ? (var_1_20) : (var_1_23))) [L68] COND FALSE !((var_1_20 / var_1_26) < (var_1_23 | var_1_24)) [L73] var_1_25 = ((((var_1_27) < (0)) ? (var_1_27) : (0))) [L75] COND TRUE (var_1_20 ^ (~ var_1_25)) >= var_1_24 [L76] var_1_28 = ((var_1_21 <= var_1_22) || var_1_29) [L78] COND FALSE !(var_1_24 < var_1_20) [L83] COND FALSE !(var_1_26 < ((((var_1_23) < 0 ) ? -(var_1_23) : (var_1_23)))) [L98] var_1_31 = var_1_36 [L100] unsigned char stepLocal_3 = last_1_var_1_19 < var_1_6; [L101] COND TRUE \read(last_1_var_1_18) [L102] COND TRUE (! last_1_var_1_15) || stepLocal_3 [L103] var_1_8 = ((((127.25) > (var_1_10)) ? (127.25) : (var_1_10))) [L110] COND TRUE var_1_12 != var_1_8 [L111] var_1_15 = (! var_1_16) [L115] var_1_17 = var_1_4 [L116] var_1_18 = var_1_16 [L117] var_1_19 = var_1_4 [L118] unsigned short int stepLocal_1 = var_1_17; [L119] unsigned char stepLocal_0 = var_1_17 != (16 / var_1_4); [L120] COND FALSE !(stepLocal_0 && var_1_15) [L131] var_1_1 = var_1_17 [L133] unsigned short int stepLocal_2 = var_1_17; [L134] COND FALSE !(stepLocal_2 < last_1_var_1_5) [L137] COND TRUE ! var_1_15 [L138] var_1_5 = ((((last_1_var_1_5) > ((var_1_7 + var_1_4))) ? (last_1_var_1_5) : ((var_1_7 + var_1_4)))) [L141] unsigned short int stepLocal_5 = var_1_6; [L142] unsigned short int stepLocal_4 = var_1_5; [L143] COND FALSE !(stepLocal_4 != ((var_1_6 / var_1_4) * ((((var_1_5) > (var_1_19)) ? (var_1_5) : (var_1_19))))) [L150] var_1_13 = var_1_14 [L224] RET step() [L225] CALL, EXPR property() [L215-L216] return (((((((((var_1_17 != (16 / var_1_4)) && var_1_15) ? ((var_1_17 > var_1_4) ? (var_1_1 == ((unsigned short int) (var_1_4 + var_1_17))) : (var_1_15 ? (var_1_1 == ((unsigned short int) var_1_17)) : (var_1_1 == ((unsigned short int) var_1_4)))) : (var_1_1 == ((unsigned short int) var_1_17))) && ((var_1_17 < last_1_var_1_5) ? (var_1_5 == ((unsigned short int) (var_1_6 - (var_1_7 - last_1_var_1_5)))) : ((! var_1_15) ? (var_1_5 == ((unsigned short int) ((((last_1_var_1_5) > ((var_1_7 + var_1_4))) ? (last_1_var_1_5) : ((var_1_7 + var_1_4)))))) : 1))) && (last_1_var_1_18 ? (((! last_1_var_1_15) || (last_1_var_1_19 < var_1_6)) ? (var_1_8 == ((double) ((((127.25) > (var_1_10)) ? (127.25) : (var_1_10))))) : (var_1_8 == ((double) (var_1_11 + var_1_12)))) : (var_1_8 == ((double) var_1_11)))) && ((var_1_5 != ((var_1_6 / var_1_4) * ((((var_1_5) > (var_1_19)) ? (var_1_5) : (var_1_19))))) ? ((var_1_5 <= var_1_6) ? (var_1_13 == ((unsigned char) 32)) : (var_1_13 == ((unsigned char) var_1_14))) : (var_1_13 == ((unsigned char) var_1_14)))) && ((var_1_12 != var_1_8) ? (var_1_15 == ((unsigned char) (! var_1_16))) : (var_1_15 == ((unsigned char) var_1_16)))) && (var_1_17 == ((unsigned short int) var_1_4))) && (var_1_18 == ((unsigned char) var_1_16))) && (var_1_19 == ((unsigned long int) var_1_4)) ; [L225] RET, EXPR property() [L225] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) [L19] reach_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 91 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 574.7s, OverallIterations: 5, TraceHistogramMax: 34, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 3.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 242 SdHoareTripleChecker+Valid, 3.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 242 mSDsluCounter, 1263 SdHoareTripleChecker+Invalid, 3.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 675 mSDsCounter, 139 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 56 IncrementalHoareTripleChecker+Invalid, 195 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 139 mSolverCounterUnsat, 588 mSDtfsCounter, 56 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1294 GetRequests, 1278 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=429occurred in iteration=4, InterpolantAutomatonStates: 13, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 4 MinimizatonAttempts, 38 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 2.9s SatisfiabilityAnalysisTime, 23.3s InterpolantComputationTime, 1468 NumberOfCodeBlocks, 1468 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 1461 ConstructedInterpolants, 2 QuantifiedInterpolants, 9137 SizeOfPredicates, 28 NumberOfNonLiveVariables, 2436 ConjunctsInSsa, 37 ConjunctsInUnsatCore, 7 InterpolantComputations, 4 PerfectInterpolantSequences, 15300/15708 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-12-02 20:04:26,561 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be1ea74-2f7b-4121-a5b7-70e63c18d104/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process [2023-12-02 20:04:26,597 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be1ea74-2f7b-4121-a5b7-70e63c18d104/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 137 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN