./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem08_label09.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6b4ec56b 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_b910b112-35d5-4070-b85c-f4f2ff126c2b/bin/uautomizer-ug76WZFUDN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b910b112-35d5-4070-b85c-f4f2ff126c2b/bin/uautomizer-ug76WZFUDN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b910b112-35d5-4070-b85c-f4f2ff126c2b/bin/uautomizer-ug76WZFUDN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b910b112-35d5-4070-b85c-f4f2ff126c2b/bin/uautomizer-ug76WZFUDN/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem08_label09.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b910b112-35d5-4070-b85c-f4f2ff126c2b/bin/uautomizer-ug76WZFUDN/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b910b112-35d5-4070-b85c-f4f2ff126c2b/bin/uautomizer-ug76WZFUDN --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 54e5bd20273f541138dbfae6e84d7f4cf3fe30fb6f162d93def246030238b337 --- 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-6b4ec56 [2022-11-20 11:37:51,972 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 11:37:51,975 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 11:37:52,026 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 11:37:52,027 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 11:37:52,028 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 11:37:52,030 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 11:37:52,032 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 11:37:52,034 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 11:37:52,040 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 11:37:52,042 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 11:37:52,046 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 11:37:52,047 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 11:37:52,054 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 11:37:52,058 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 11:37:52,060 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 11:37:52,062 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 11:37:52,065 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 11:37:52,067 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 11:37:52,075 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 11:37:52,077 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 11:37:52,079 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 11:37:52,082 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 11:37:52,083 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 11:37:52,096 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 11:37:52,097 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 11:37:52,097 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 11:37:52,099 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 11:37:52,100 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 11:37:52,101 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 11:37:52,102 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 11:37:52,103 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 11:37:52,106 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 11:37:52,108 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 11:37:52,109 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 11:37:52,110 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 11:37:52,111 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 11:37:52,111 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 11:37:52,111 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 11:37:52,113 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 11:37:52,113 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 11:37:52,115 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b910b112-35d5-4070-b85c-f4f2ff126c2b/bin/uautomizer-ug76WZFUDN/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-11-20 11:37:52,166 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 11:37:52,166 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 11:37:52,167 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 11:37:52,167 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 11:37:52,168 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 11:37:52,168 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 11:37:52,169 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 11:37:52,169 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 11:37:52,170 INFO L138 SettingsManager]: * Use SBE=true [2022-11-20 11:37:52,170 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 11:37:52,171 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 11:37:52,172 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 11:37:52,172 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 11:37:52,172 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 11:37:52,173 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 11:37:52,173 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 11:37:52,173 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 11:37:52,174 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 11:37:52,174 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 11:37:52,174 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 11:37:52,174 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 11:37:52,175 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 11:37:52,175 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 11:37:52,175 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 11:37:52,176 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 11:37:52,176 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 11:37:52,176 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 11:37:52,177 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 11:37:52,177 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-20 11:37:52,178 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 11:37:52,178 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-20 11:37:52,178 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-20 11:37:52,179 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 11:37:52,179 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_b910b112-35d5-4070-b85c-f4f2ff126c2b/bin/uautomizer-ug76WZFUDN/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b910b112-35d5-4070-b85c-f4f2ff126c2b/bin/uautomizer-ug76WZFUDN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 54e5bd20273f541138dbfae6e84d7f4cf3fe30fb6f162d93def246030238b337 [2022-11-20 11:37:52,584 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 11:37:52,634 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 11:37:52,637 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 11:37:52,639 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 11:37:52,640 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 11:37:52,641 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b910b112-35d5-4070-b85c-f4f2ff126c2b/bin/uautomizer-ug76WZFUDN/../../sv-benchmarks/c/eca-rers2012/Problem08_label09.c [2022-11-20 11:37:56,068 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 11:37:59,950 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 11:37:59,951 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b910b112-35d5-4070-b85c-f4f2ff126c2b/sv-benchmarks/c/eca-rers2012/Problem08_label09.c [2022-11-20 11:38:00,375 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b910b112-35d5-4070-b85c-f4f2ff126c2b/bin/uautomizer-ug76WZFUDN/data/0637959c1/2c45a1f41a7e486aae44b4e86d2984d5/FLAG19aeec5cd [2022-11-20 11:38:00,399 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b910b112-35d5-4070-b85c-f4f2ff126c2b/bin/uautomizer-ug76WZFUDN/data/0637959c1/2c45a1f41a7e486aae44b4e86d2984d5 [2022-11-20 11:38:00,403 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 11:38:00,405 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 11:38:00,410 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 11:38:00,410 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 11:38:00,415 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 11:38:00,416 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:38:00" (1/1) ... [2022-11-20 11:38:00,417 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17af1cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:38:00, skipping insertion in model container [2022-11-20 11:38:00,418 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:38:00" (1/1) ... [2022-11-20 11:38:00,426 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 11:38:02,698 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 11:38:32,136 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_b910b112-35d5-4070-b85c-f4f2ff126c2b/sv-benchmarks/c/eca-rers2012/Problem08_label09.c[5712539,5712552] [2022-11-20 11:38:32,279 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 11:38:32,296 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 11:38:48,851 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_b910b112-35d5-4070-b85c-f4f2ff126c2b/sv-benchmarks/c/eca-rers2012/Problem08_label09.c[5712539,5712552] [2022-11-20 11:38:48,859 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 11:38:54,158 INFO L208 MainTranslator]: Completed translation [2022-11-20 11:38:54,159 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:38:54 WrapperNode [2022-11-20 11:38:54,159 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 11:38:54,160 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 11:38:54,160 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 11:38:54,160 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 11:38:54,167 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:38:54" (1/1) ... [2022-11-20 11:38:55,387 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:38:54" (1/1) ... [2022-11-20 11:39:00,559 INFO L138 Inliner]: procedures = 95, calls = 89, calls flagged for inlining = 84, calls inlined = 84, statements flattened = 184288 [2022-11-20 11:39:00,559 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 11:39:00,560 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 11:39:00,560 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 11:39:00,561 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 11:39:00,573 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:38:54" (1/1) ... [2022-11-20 11:39:00,573 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:38:54" (1/1) ... [2022-11-20 11:39:01,559 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:38:54" (1/1) ... [2022-11-20 11:39:01,563 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:38:54" (1/1) ... [2022-11-20 11:39:03,853 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:38:54" (1/1) ... [2022-11-20 11:39:05,250 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:38:54" (1/1) ... [2022-11-20 11:39:05,844 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:38:54" (1/1) ... [2022-11-20 11:39:06,031 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:38:54" (1/1) ... [2022-11-20 11:39:06,851 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 11:39:06,852 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 11:39:06,852 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 11:39:06,852 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 11:39:06,853 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:38:54" (1/1) ... [2022-11-20 11:39:06,878 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 11:39:06,893 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b910b112-35d5-4070-b85c-f4f2ff126c2b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:39:06,908 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b910b112-35d5-4070-b85c-f4f2ff126c2b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-20 11:39:06,918 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b910b112-35d5-4070-b85c-f4f2ff126c2b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-20 11:39:06,966 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 11:39:06,967 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 11:39:06,967 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 11:39:06,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 11:39:07,190 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 11:39:07,193 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 11:40:43,323 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 11:40:43,433 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 11:40:43,433 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-20 11:40:43,453 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 11:40:43 BoogieIcfgContainer [2022-11-20 11:40:43,454 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 11:40:43,457 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-20 11:40:43,457 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-20 11:40:43,460 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-20 11:40:43,461 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 11:38:00" (1/3) ... [2022-11-20 11:40:43,461 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@496eec4b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 11:40:43, skipping insertion in model container [2022-11-20 11:40:43,462 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:38:54" (2/3) ... [2022-11-20 11:40:43,462 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@496eec4b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 11:40:43, skipping insertion in model container [2022-11-20 11:40:43,462 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 11:40:43" (3/3) ... [2022-11-20 11:40:43,464 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem08_label09.c [2022-11-20 11:40:43,485 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-20 11:40:43,486 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-20 11:40:44,059 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-20 11:40:44,067 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;@21fedcc8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-20 11:40:44,068 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-20 11:40:44,137 INFO L276 IsEmpty]: Start isEmpty. Operand has 23215 states, 23213 states have (on average 1.8828673588075646) internal successors, (43707), 23214 states have internal predecessors, (43707), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)