./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/xcsp/Haystacks-17.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 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_6ce1c491-a658-4ec5-8d98-445ac6ff4d06/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ce1c491-a658-4ec5-8d98-445ac6ff4d06/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ce1c491-a658-4ec5-8d98-445ac6ff4d06/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ce1c491-a658-4ec5-8d98-445ac6ff4d06/bin/uautomizer-uyxdKDjOR8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/xcsp/Haystacks-17.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ce1c491-a658-4ec5-8d98-445ac6ff4d06/bin/uautomizer-uyxdKDjOR8/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ce1c491-a658-4ec5-8d98-445ac6ff4d06/bin/uautomizer-uyxdKDjOR8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9b64cc6095d5436dfbf5be50f666bc80b5fa4a542b4082c7beb316107bdb1f5d --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-13 11:06:34,081 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 11:06:34,083 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 11:06:34,100 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 11:06:34,101 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 11:06:34,102 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 11:06:34,103 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 11:06:34,104 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 11:06:34,106 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 11:06:34,106 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 11:06:34,107 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 11:06:34,108 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 11:06:34,108 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 11:06:34,109 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 11:06:34,110 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 11:06:34,111 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 11:06:34,112 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 11:06:34,113 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 11:06:34,115 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 11:06:34,116 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 11:06:34,118 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 11:06:34,119 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 11:06:34,120 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 11:06:34,121 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 11:06:34,124 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 11:06:34,124 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 11:06:34,125 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 11:06:34,126 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 11:06:34,126 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 11:06:34,127 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 11:06:34,127 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 11:06:34,128 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 11:06:34,129 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 11:06:34,129 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 11:06:34,130 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 11:06:34,130 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 11:06:34,131 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 11:06:34,131 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 11:06:34,131 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 11:06:34,132 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 11:06:34,133 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 11:06:34,133 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ce1c491-a658-4ec5-8d98-445ac6ff4d06/bin/uautomizer-uyxdKDjOR8/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-12-13 11:06:34,155 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 11:06:34,155 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 11:06:34,156 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 11:06:34,156 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 11:06:34,164 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 11:06:34,164 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 11:06:34,165 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 11:06:34,165 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 11:06:34,165 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 11:06:34,165 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 11:06:34,165 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-13 11:06:34,165 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 11:06:34,165 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-13 11:06:34,165 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 11:06:34,166 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 11:06:34,166 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 11:06:34,166 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 11:06:34,166 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-13 11:06:34,166 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 11:06:34,166 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 11:06:34,166 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 11:06:34,167 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 11:06:34,167 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 11:06:34,167 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 11:06:34,167 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 11:06:34,167 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 11:06:34,167 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 11:06:34,168 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 11:06:34,168 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 11:06:34,168 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-13 11:06:34,168 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 11:06:34,168 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-13 11:06:34,168 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 11:06:34,168 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 11:06:34,169 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 11:06:34,169 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ce1c491-a658-4ec5-8d98-445ac6ff4d06/bin/uautomizer-uyxdKDjOR8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ce1c491-a658-4ec5-8d98-445ac6ff4d06/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9b64cc6095d5436dfbf5be50f666bc80b5fa4a542b4082c7beb316107bdb1f5d [2022-12-13 11:06:34,380 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 11:06:34,396 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 11:06:34,398 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 11:06:34,399 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 11:06:34,400 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 11:06:34,401 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ce1c491-a658-4ec5-8d98-445ac6ff4d06/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/xcsp/Haystacks-17.c [2022-12-13 11:06:36,958 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 11:06:37,183 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 11:06:37,183 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ce1c491-a658-4ec5-8d98-445ac6ff4d06/sv-benchmarks/c/xcsp/Haystacks-17.c [2022-12-13 11:06:37,198 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ce1c491-a658-4ec5-8d98-445ac6ff4d06/bin/uautomizer-uyxdKDjOR8/data/c42daf2d7/229c38f87d054f60bdd3a71378ca4ba6/FLAG7e2ccd9e3 [2022-12-13 11:06:37,208 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ce1c491-a658-4ec5-8d98-445ac6ff4d06/bin/uautomizer-uyxdKDjOR8/data/c42daf2d7/229c38f87d054f60bdd3a71378ca4ba6 [2022-12-13 11:06:37,210 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 11:06:37,211 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 11:06:37,212 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 11:06:37,212 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 11:06:37,215 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 11:06:37,215 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 11:06:37" (1/1) ... [2022-12-13 11:06:37,216 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5429f5bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:06:37, skipping insertion in model container [2022-12-13 11:06:37,216 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 11:06:37" (1/1) ... [2022-12-13 11:06:37,223 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 11:06:37,279 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 11:06:37,729 WARN L237 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_6ce1c491-a658-4ec5-8d98-445ac6ff4d06/sv-benchmarks/c/xcsp/Haystacks-17.c[124976,124989] [2022-12-13 11:06:37,747 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 11:06:37,756 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 11:06:37,886 WARN L237 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_6ce1c491-a658-4ec5-8d98-445ac6ff4d06/sv-benchmarks/c/xcsp/Haystacks-17.c[124976,124989] [2022-12-13 11:06:37,896 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 11:06:37,906 INFO L208 MainTranslator]: Completed translation [2022-12-13 11:06:37,906 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:06:37 WrapperNode [2022-12-13 11:06:37,906 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 11:06:37,907 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 11:06:37,907 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 11:06:37,907 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 11:06:37,913 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:06:37" (1/1) ... [2022-12-13 11:06:37,952 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:06:37" (1/1) ... [2022-12-13 11:06:38,074 INFO L138 Inliner]: procedures = 13, calls = 3169, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 4335 [2022-12-13 11:06:38,075 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 11:06:38,075 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 11:06:38,075 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 11:06:38,075 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 11:06:38,082 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:06:37" (1/1) ... [2022-12-13 11:06:38,083 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:06:37" (1/1) ... [2022-12-13 11:06:38,099 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:06:37" (1/1) ... [2022-12-13 11:06:38,099 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:06:37" (1/1) ... [2022-12-13 11:06:38,134 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:06:37" (1/1) ... [2022-12-13 11:06:38,138 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:06:37" (1/1) ... [2022-12-13 11:06:38,145 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:06:37" (1/1) ... [2022-12-13 11:06:38,152 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:06:37" (1/1) ... [2022-12-13 11:06:38,163 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 11:06:38,163 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 11:06:38,164 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 11:06:38,164 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 11:06:38,164 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:06:37" (1/1) ... [2022-12-13 11:06:38,169 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 11:06:38,178 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ce1c491-a658-4ec5-8d98-445ac6ff4d06/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 11:06:38,189 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ce1c491-a658-4ec5-8d98-445ac6ff4d06/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-13 11:06:38,191 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ce1c491-a658-4ec5-8d98-445ac6ff4d06/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-13 11:06:38,233 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 11:06:38,234 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 11:06:38,234 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 11:06:38,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-13 11:06:38,234 INFO L130 BoogieDeclarations]: Found specification of procedure assume [2022-12-13 11:06:38,234 INFO L138 BoogieDeclarations]: Found implementation of procedure assume [2022-12-13 11:06:38,393 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 11:06:38,395 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 11:06:40,254 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 11:06:40,276 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 11:06:40,277 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-13 11:06:40,281 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 11:06:40 BoogieIcfgContainer [2022-12-13 11:06:40,281 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 11:06:40,284 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-13 11:06:40,284 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-13 11:06:40,287 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-13 11:06:40,287 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.12 11:06:37" (1/3) ... [2022-12-13 11:06:40,288 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27899299 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 11:06:40, skipping insertion in model container [2022-12-13 11:06:40,288 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:06:37" (2/3) ... [2022-12-13 11:06:40,288 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27899299 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 11:06:40, skipping insertion in model container [2022-12-13 11:06:40,288 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 11:06:40" (3/3) ... [2022-12-13 11:06:40,290 INFO L112 eAbstractionObserver]: Analyzing ICFG Haystacks-17.c [2022-12-13 11:06:40,308 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-13 11:06:40,309 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-12-13 11:06:40,425 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-13 11:06:40,431 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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;@3cf0111d, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-12-13 11:06:40,431 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-12-13 11:06:40,445 INFO L276 IsEmpty]: Start isEmpty. Operand has 3462 states, 297 states have (on average 1.0067340067340067) internal successors, (299), 298 states have internal predecessors, (299), 3162 states have call successors, (3162), 1 states have call predecessors, (3162), 1 states have return successors, (3162), 3162 states have call predecessors, (3162), 3162 states have call successors, (3162) [2022-12-13 11:06:42,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16103 [2022-12-13 11:06:42,265 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 11:06:42,278 INFO L195 NwaCegarLoop]: trace histogram [3162, 3162, 3162, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 11:06:42,280 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 11:06:42,284 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 11:06:42,296 INFO L85 PathProgramCache]: Analyzing trace with hash 1190058368, now seen corresponding path program 1 times [2022-12-13 11:06:42,303 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 11:06:42,303 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1411278509] [2022-12-13 11:06:42,305 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 11:06:42,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 11:06:43,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:06:44,359 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 11:06:44,359 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1411278509] [2022-12-13 11:06:44,360 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2022-12-13 11:06:44,360 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1215035063] [2022-12-13 11:06:44,362 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 11:06:44,362 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 11:06:44,362 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ce1c491-a658-4ec5-8d98-445ac6ff4d06/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 11:06:44,363 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ce1c491-a658-4ec5-8d98-445ac6ff4d06/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 11:06:44,364 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ce1c491-a658-4ec5-8d98-445ac6ff4d06/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-12-13 11:06:47,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:06:47,716 INFO L263 TraceCheckSpWp]: Trace formula consists of 29642 conjuncts, 1 conjunts are in the unsatisfiable core [2022-12-13 11:06:47,942 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 11:06:48,821 INFO L134 CoverageAnalysis]: Checked inductivity of 19990164 backedges. 6322 proven. 0 refuted. 0 times theorem prover too weak. 19983842 trivial. 0 not checked. [2022-12-13 11:06:48,821 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 11:06:48,822 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1215035063] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 11:06:48,822 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 11:06:48,824 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-13 11:06:48,825 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1081073700] [2022-12-13 11:06:48,826 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 11:06:48,841 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-12-13 11:06:48,841 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 11:06:48,875 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-12-13 11:06:48,875 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-12-13 11:06:48,886 INFO L87 Difference]: Start difference. First operand has 3462 states, 297 states have (on average 1.0067340067340067) internal successors, (299), 298 states have internal predecessors, (299), 3162 states have call successors, (3162), 1 states have call predecessors, (3162), 1 states have return successors, (3162), 3162 states have call predecessors, (3162), 3162 states have call successors, (3162) Second operand has 2 states, 2 states have (on average 148.5) internal successors, (297), 2 states have internal predecessors, (297), 2 states have call successors, (3162), 2 states have call predecessors, (3162), 1 states have return successors, (3162), 1 states have call predecessors, (3162), 2 states have call successors, (3162) [2022-12-13 11:06:49,185 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 11:06:49,186 INFO L93 Difference]: Finished difference Result 6918 states and 16402 transitions. [2022-12-13 11:06:49,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-13 11:06:49,192 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 148.5) internal successors, (297), 2 states have internal predecessors, (297), 2 states have call successors, (3162), 2 states have call predecessors, (3162), 1 states have return successors, (3162), 1 states have call predecessors, (3162), 2 states have call successors, (3162) Word has length 16102 [2022-12-13 11:06:49,192 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 11:06:49,237 INFO L225 Difference]: With dead ends: 6918 [2022-12-13 11:06:49,237 INFO L226 Difference]: Without dead ends: 3459 [2022-12-13 11:06:49,271 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 16101 GetRequests, 16101 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-12-13 11:06:49,274 INFO L413 NwaCegarLoop]: 6619 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 6619 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-13 11:06:49,275 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 6619 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 11:06:49,298 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3459 states. [2022-12-13 11:06:53,382 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3459 to 3459. [2022-12-13 11:06:53,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3459 states, 295 states have (on average 1.0) internal successors, (295), 295 states have internal predecessors, (295), 3162 states have call successors, (3162), 1 states have call predecessors, (3162), 1 states have return successors, (3162), 3162 states have call predecessors, (3162), 3162 states have call successors, (3162) [2022-12-13 11:06:53,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3459 states to 3459 states and 6619 transitions. [2022-12-13 11:06:53,431 INFO L78 Accepts]: Start accepts. Automaton has 3459 states and 6619 transitions. Word has length 16102 [2022-12-13 11:06:53,433 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 11:06:53,433 INFO L495 AbstractCegarLoop]: Abstraction has 3459 states and 6619 transitions. [2022-12-13 11:06:53,435 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 148.5) internal successors, (297), 2 states have internal predecessors, (297), 2 states have call successors, (3162), 2 states have call predecessors, (3162), 1 states have return successors, (3162), 1 states have call predecessors, (3162), 2 states have call successors, (3162) [2022-12-13 11:06:53,435 INFO L276 IsEmpty]: Start isEmpty. Operand 3459 states and 6619 transitions. [2022-12-13 11:06:55,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16103 [2022-12-13 11:06:55,155 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 11:06:55,158 INFO L195 NwaCegarLoop]: trace histogram [3162, 3162, 3162, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 11:06:55,203 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ce1c491-a658-4ec5-8d98-445ac6ff4d06/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-12-13 11:06:55,359 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ce1c491-a658-4ec5-8d98-445ac6ff4d06/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2022-12-13 11:06:55,360 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 11:06:55,361 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 11:06:55,369 INFO L85 PathProgramCache]: Analyzing trace with hash 1019730880, now seen corresponding path program 1 times [2022-12-13 11:06:55,370 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 11:06:55,371 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1613476564] [2022-12-13 11:06:55,375 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 11:06:55,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 11:06:55,831 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-12-13 11:06:55,831 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1815103833] [2022-12-13 11:06:55,833 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 11:06:55,833 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 11:06:55,833 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ce1c491-a658-4ec5-8d98-445ac6ff4d06/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 11:06:55,834 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ce1c491-a658-4ec5-8d98-445ac6ff4d06/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 11:06:55,835 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ce1c491-a658-4ec5-8d98-445ac6ff4d06/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process