./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-wmm/safe010_tso.i --full-output --witness-type correctness_witness --witnessparser.only.consider.loop.invariants false --validate ./goblint.2024-08-08_07-59-58.files/mutex-meet-ghost/safe010_tso.yml/witness.yml --architecture 32bit
--------------------------------------------------------------------------------
Checking for ERROR reachability
Using default analysis
Version c091e2ee
Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/GemCutterReachWitnessValidation.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe010_tso.i ./goblint.2024-08-08_07-59-58.files/mutex-meet-ghost/safe010_tso.yml/witness.yml -s /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --traceabstraction.compute.hoare.annotation.of.negated.interpolant.automaton,.abstraction.and.cfg false --witnessparser.only.consider.loop.invariants false
--- Real Ultimate output ---
This is Ultimate 0.2.4-tmp.fs.goblint-validation-c091e2e-m
[2024-08-13 16:28:50,672 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-08-13 16:28:50,737 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf
[2024-08-13 16:28:50,742 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-08-13 16:28:50,743 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-08-13 16:28:50,776 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-08-13 16:28:50,778 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-08-13 16:28:50,778 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-08-13 16:28:50,779 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-08-13 16:28:50,780 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-08-13 16:28:50,781 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-08-13 16:28:50,781 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-08-13 16:28:50,782 INFO L153 SettingsManager]: * Use SBE=true
[2024-08-13 16:28:50,782 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-08-13 16:28:50,784 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2024-08-13 16:28:50,784 INFO L153 SettingsManager]: * sizeof long=4
[2024-08-13 16:28:50,784 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true
[2024-08-13 16:28:50,785 INFO L153 SettingsManager]: * sizeof POINTER=4
[2024-08-13 16:28:50,785 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-08-13 16:28:50,785 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2024-08-13 16:28:50,786 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-08-13 16:28:50,789 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2024-08-13 16:28:50,789 INFO L153 SettingsManager]: * Allow undefined functions=false
[2024-08-13 16:28:50,789 INFO L153 SettingsManager]: * sizeof long double=12
[2024-08-13 16:28:50,789 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-08-13 16:28:50,790 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-08-13 16:28:50,790 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-08-13 16:28:50,790 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-08-13 16:28:50,791 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-08-13 16:28:50,791 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-08-13 16:28:50,791 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2024-08-13 16:28:50,791 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-08-13 16:28:50,792 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2024-08-13 16:28:50,792 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2024-08-13 16:28:50,792 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL
[2024-08-13 16:28:50,793 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP
[2024-08-13 16:28:50,793 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2024-08-13 16:28:50,793 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2024-08-13 16:28:50,794 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA
[2024-08-13 16:28:50,794 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2024-08-13 16:28:50,794 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE
[2024-08-13 16:28:50,794 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER
[2024-08-13 16:28:50,795 INFO L153 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:/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/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$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false
[2024-08-13 16:28:51,089 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-08-13 16:28:51,120 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-08-13 16:28:51,123 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-08-13 16:28:51,124 INFO L270 PluginConnector]: Initializing Witness Parser...
[2024-08-13 16:28:51,127 INFO L274 PluginConnector]: Witness Parser initialized
[2024-08-13 16:28:51,129 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/./goblint.2024-08-08_07-59-58.files/mutex-meet-ghost/safe010_tso.yml/witness.yml
[2024-08-13 16:28:51,246 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-08-13 16:28:51,246 INFO L274 PluginConnector]: CDTParser initialized
[2024-08-13 16:28:51,246 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-wmm/safe010_tso.i
[2024-08-13 16:28:52,651 INFO L533 CDTParser]: Created temporary CDT project at NULL
[2024-08-13 16:28:52,899 INFO L384 CDTParser]: Found 1 translation units.
[2024-08-13 16:28:52,899 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe010_tso.i
[2024-08-13 16:28:52,914 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/c5ea8ded5/e0e8175a24874921bbe3616168f993a5/FLAG689c7c923
[2024-08-13 16:28:53,229 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/c5ea8ded5/e0e8175a24874921bbe3616168f993a5
[2024-08-13 16:28:53,229 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-08-13 16:28:53,231 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements.
[2024-08-13 16:28:53,233 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-08-13 16:28:53,233 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-08-13 16:28:53,238 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-08-13 16:28:53,239 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.08 04:28:51" (1/2) ...
[2024-08-13 16:28:53,240 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5060827f and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.08 04:28:53, skipping insertion in model container
[2024-08-13 16:28:53,241 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.08 04:28:51" (1/2) ...
[2024-08-13 16:28:53,242 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7535a344 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.08 04:28:53, skipping insertion in model container
[2024-08-13 16:28:53,244 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.08 04:28:53" (2/2) ...
[2024-08-13 16:28:53,244 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5060827f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 04:28:53, skipping insertion in model container
[2024-08-13 16:28:53,245 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.08 04:28:53" (2/2) ...
[2024-08-13 16:28:53,245 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness
[2024-08-13 16:28:53,282 INFO L95 edCorrectnessWitness]: Found the following entries in the witness:
[2024-08-13 16:28:53,286 INFO L97 edCorrectnessWitness]: Location invariant before [L762-L762] (((((! multithreaded || 0 <= __unbuffered_cnt) && (! multithreaded || ((y == 0 || y == 1) || y == 2))) && (! multithreaded || (x == 0 || x == 1))) && (! multithreaded || (__unbuffered_p1_EAX == 0 || __unbuffered_p1_EAX == 1))) && (! multithreaded || ((((((0LL - (long long )__unbuffered_p1_EAX) + (long long )x >= 0LL && (1LL - (long long )__unbuffered_p1_EAX) + (long long )main$tmp_guard1 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )y >= 0LL) && (1LL + (long long )__unbuffered_cnt) - (long long )__unbuffered_p1_EAX >= 0LL) && (2LL - (long long )__unbuffered_p1_EAX) - (long long )x >= 0LL) && (3LL - (long long )__unbuffered_p1_EAX) - (long long )y >= 0LL))) && (! multithreaded || (((0 <= __unbuffered_cnt && (__unbuffered_p1_EAX == 0 || __unbuffered_p1_EAX == 1)) && (x == 0 || x == 1)) && ((y == 0 || y == 1) || y == 2)))
[2024-08-13 16:28:53,286 INFO L97 edCorrectnessWitness]: Location invariant before [L761-L761] (((((! multithreaded || 0 <= __unbuffered_cnt) && (! multithreaded || ((y == 0 || y == 1) || y == 2))) && (! multithreaded || (x == 0 || x == 1))) && (! multithreaded || (__unbuffered_p1_EAX == 0 || __unbuffered_p1_EAX == 1))) && (! multithreaded || ((((((0LL - (long long )__unbuffered_p1_EAX) + (long long )x >= 0LL && (1LL - (long long )__unbuffered_p1_EAX) + (long long )main$tmp_guard1 >= 0LL) && (1LL - (long long )__unbuffered_p1_EAX) + (long long )y >= 0LL) && (1LL + (long long )__unbuffered_cnt) - (long long )__unbuffered_p1_EAX >= 0LL) && (2LL - (long long )__unbuffered_p1_EAX) - (long long )x >= 0LL) && (3LL - (long long )__unbuffered_p1_EAX) - (long long )y >= 0LL))) && (! multithreaded || (((0 <= __unbuffered_cnt && (__unbuffered_p1_EAX == 0 || __unbuffered_p1_EAX == 1)) && (x == 0 || x == 1)) && ((y == 0 || y == 1) || y == 2)))
[2024-08-13 16:28:53,286 INFO L103 edCorrectnessWitness]: ghost_variable multithreaded = 0
[2024-08-13 16:28:53,286 INFO L106 edCorrectnessWitness]: ghost_update [L759-L759] multithreaded = 1;
[2024-08-13 16:28:53,329 INFO L177 MainTranslator]: Built tables and reachable declarations
[2024-08-13 16:28:53,495 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe010_tso.i[945,958]
[2024-08-13 16:28:53,659 INFO L207 PostProcessor]: Analyzing one entry point: main
[2024-08-13 16:28:53,669 INFO L202 MainTranslator]: Completed pre-run
Start Parsing Local
[2024-08-13 16:28:53,698 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe010_tso.i[945,958]
Start Parsing Local
Start Parsing Local
Start Parsing Local
[2024-08-13 16:28:53,754 INFO L207 PostProcessor]: Analyzing one entry point: main
[2024-08-13 16:28:53,788 INFO L206 MainTranslator]: Completed translation
[2024-08-13 16:28:53,788 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 04:28:53 WrapperNode
[2024-08-13 16:28:53,788 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-08-13 16:28:53,789 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-08-13 16:28:53,790 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-08-13 16:28:53,790 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2024-08-13 16:28:53,797 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 04:28:53" (1/1) ...
[2024-08-13 16:28:53,815 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 04:28:53" (1/1) ...
[2024-08-13 16:28:53,838 INFO L138 Inliner]: procedures = 174, calls = 32, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 54
[2024-08-13 16:28:53,838 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-08-13 16:28:53,839 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-08-13 16:28:53,839 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2024-08-13 16:28:53,839 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2024-08-13 16:28:53,848 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 04:28:53" (1/1) ...
[2024-08-13 16:28:53,848 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 04:28:53" (1/1) ...
[2024-08-13 16:28:53,851 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 04:28:53" (1/1) ...
[2024-08-13 16:28:53,854 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 04:28:53" (1/1) ...
[2024-08-13 16:28:53,859 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 04:28:53" (1/1) ...
[2024-08-13 16:28:53,865 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 04:28:53" (1/1) ...
[2024-08-13 16:28:53,867 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 04:28:53" (1/1) ...
[2024-08-13 16:28:53,868 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 04:28:53" (1/1) ...
[2024-08-13 16:28:53,874 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-08-13 16:28:53,875 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-08-13 16:28:53,875 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2024-08-13 16:28:53,879 INFO L274 PluginConnector]: RCFGBuilder initialized
[2024-08-13 16:28:53,880 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 04:28:53" (1/1) ...
[2024-08-13 16:28:53,886 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2024-08-13 16:28:53,899 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3
[2024-08-13 16:28:53,918 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null)
[2024-08-13 16:28:53,926 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process
[2024-08-13 16:28:53,963 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin
[2024-08-13 16:28:53,964 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-08-13 16:28:53,964 INFO L130 BoogieDeclarations]: Found specification of procedure P0
[2024-08-13 16:28:53,964 INFO L138 BoogieDeclarations]: Found implementation of procedure P0
[2024-08-13 16:28:53,964 INFO L130 BoogieDeclarations]: Found specification of procedure P1
[2024-08-13 16:28:53,964 INFO L138 BoogieDeclarations]: Found implementation of procedure P1
[2024-08-13 16:28:53,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int
[2024-08-13 16:28:53,965 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end
[2024-08-13 16:28:53,965 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-08-13 16:28:53,965 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-08-13 16:28:53,966 WARN L214 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement
[2024-08-13 16:28:54,113 INFO L244 CfgBuilder]: Building ICFG
[2024-08-13 16:28:54,115 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation
[2024-08-13 16:28:54,335 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program.
[2024-08-13 16:28:54,336 INFO L293 CfgBuilder]: Performing block encoding
[2024-08-13 16:28:54,422 INFO L315 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-08-13 16:28:54,422 INFO L320 CfgBuilder]: Removed 0 assume(true) statements.
[2024-08-13 16:28:54,423 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.08 04:28:54 BoogieIcfgContainer
[2024-08-13 16:28:54,423 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-08-13 16:28:54,426 INFO L112 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2024-08-13 16:28:54,427 INFO L270 PluginConnector]: Initializing TraceAbstraction...
[2024-08-13 16:28:54,430 INFO L274 PluginConnector]: TraceAbstraction initialized
[2024-08-13 16:28:54,430 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.08 04:28:51" (1/4) ...
[2024-08-13 16:28:54,431 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4896c6a8 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 13.08 04:28:54, skipping insertion in model container
[2024-08-13 16:28:54,433 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.08 04:28:53" (2/4) ...
[2024-08-13 16:28:54,433 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4896c6a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.08 04:28:54, skipping insertion in model container
[2024-08-13 16:28:54,434 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 04:28:53" (3/4) ...
[2024-08-13 16:28:54,434 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4896c6a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.08 04:28:54, skipping insertion in model container
[2024-08-13 16:28:54,434 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.08 04:28:54" (4/4) ...
[2024-08-13 16:28:54,436 INFO L112 eAbstractionObserver]: Analyzing ICFG safe010_tso.i
[2024-08-13 16:28:54,454 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2024-08-13 16:28:54,455 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations.
[2024-08-13 16:28:54,455 INFO L522 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances.
[2024-08-13 16:28:54,537 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions.
[2024-08-13 16:28:54,584 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-08-13 16:28:54,585 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000
[2024-08-13 16:28:54,585 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3
[2024-08-13 16:28:54,587 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null)
[2024-08-13 16:28:54,589 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process
[2024-08-13 16:28:54,624 INFO L158 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations.
[2024-08-13 16:28:54,635 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ========
[2024-08-13 16:28:54,643 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=false, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, 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;@43d0d846, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-08-13 16:28:54,644 INFO L358 AbstractCegarLoop]: Starting to check reachability of 5 error locations.
[2024-08-13 16:28:54,764 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] ===
[2024-08-13 16:28:54,769 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2024-08-13 16:28:54,770 INFO L85 PathProgramCache]: Analyzing trace with hash 177157215, now seen corresponding path program 1 times
[2024-08-13 16:28:54,780 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-08-13 16:28:54,781 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [786328492]
[2024-08-13 16:28:54,781 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-08-13 16:28:54,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-08-13 16:28:54,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-08-13 16:28:55,215 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-08-13 16:28:55,215 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-08-13 16:28:55,215 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [786328492]
[2024-08-13 16:28:55,217 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [786328492] provided 1 perfect and 0 imperfect interpolant sequences
[2024-08-13 16:28:55,217 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-08-13 16:28:55,217 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1
[2024-08-13 16:28:55,220 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1063491677]
[2024-08-13 16:28:55,221 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-08-13 16:28:55,226 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-08-13 16:28:55,226 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-08-13 16:28:55,254 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-08-13 16:28:55,255 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-08-13 16:28:55,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2024-08-13 16:28:55,258 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-08-13 16:28:55,260 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 2.5) internal successors, (5), 2 states have internal predecessors, (5), 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)
[2024-08-13 16:28:55,260 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.
[2024-08-13 16:28:55,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-08-13 16:28:55,390 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2024-08-13 16:28:55,390 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] ===
[2024-08-13 16:28:55,391 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2024-08-13 16:28:55,391 INFO L85 PathProgramCache]: Analyzing trace with hash -394370200, now seen corresponding path program 1 times
[2024-08-13 16:28:55,393 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-08-13 16:28:55,393 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1229385303]
[2024-08-13 16:28:55,393 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-08-13 16:28:55,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-08-13 16:28:55,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-08-13 16:28:55,843 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-08-13 16:28:55,844 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-08-13 16:28:55,844 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1229385303]
[2024-08-13 16:28:55,845 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1229385303] provided 1 perfect and 0 imperfect interpolant sequences
[2024-08-13 16:28:55,845 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-08-13 16:28:55,845 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2024-08-13 16:28:55,846 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1297402942]
[2024-08-13 16:28:55,846 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-08-13 16:28:55,848 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2024-08-13 16:28:55,849 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-08-13 16:28:55,850 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2024-08-13 16:28:55,850 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30
[2024-08-13 16:28:55,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2024-08-13 16:28:55,851 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-08-13 16:28:55,851 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 2.8) internal successors, (14), 5 states have internal predecessors, (14), 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)
[2024-08-13 16:28:55,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states.
[2024-08-13 16:28:55,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.
[2024-08-13 16:28:55,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-08-13 16:28:55,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states.
[2024-08-13 16:28:55,948 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2024-08-13 16:28:55,948 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] ===
[2024-08-13 16:28:55,950 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2024-08-13 16:28:55,950 INFO L85 PathProgramCache]: Analyzing trace with hash 1528204673, now seen corresponding path program 1 times
[2024-08-13 16:28:55,951 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-08-13 16:28:55,951 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1261382465]
[2024-08-13 16:28:55,952 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-08-13 16:28:55,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-08-13 16:28:55,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-08-13 16:28:56,124 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-08-13 16:28:56,124 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-08-13 16:28:56,124 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1261382465]
[2024-08-13 16:28:56,124 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1261382465] provided 1 perfect and 0 imperfect interpolant sequences
[2024-08-13 16:28:56,124 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-08-13 16:28:56,125 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2024-08-13 16:28:56,125 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1164090909]
[2024-08-13 16:28:56,125 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-08-13 16:28:56,125 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states
[2024-08-13 16:28:56,125 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-08-13 16:28:56,126 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2024-08-13 16:28:56,126 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20
[2024-08-13 16:28:56,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2024-08-13 16:28:56,126 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-08-13 16:28:56,127 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.2) internal successors, (21), 4 states have internal predecessors, (21), 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)
[2024-08-13 16:28:56,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states.
[2024-08-13 16:28:56,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states.
[2024-08-13 16:28:56,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.
[2024-08-13 16:28:56,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-08-13 16:28:56,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states.
[2024-08-13 16:28:56,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states.
[2024-08-13 16:28:56,273 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2024-08-13 16:28:56,273 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] ===
[2024-08-13 16:28:56,275 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2024-08-13 16:28:56,275 INFO L85 PathProgramCache]: Analyzing trace with hash -75729517, now seen corresponding path program 1 times
[2024-08-13 16:28:56,275 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-08-13 16:28:56,275 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [193545890]
[2024-08-13 16:28:56,276 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-08-13 16:28:56,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-08-13 16:28:56,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-08-13 16:28:56,455 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-08-13 16:28:56,457 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-08-13 16:28:56,457 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [193545890]
[2024-08-13 16:28:56,457 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [193545890] provided 1 perfect and 0 imperfect interpolant sequences
[2024-08-13 16:28:56,458 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-08-13 16:28:56,458 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2024-08-13 16:28:56,458 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [455197199]
[2024-08-13 16:28:56,458 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-08-13 16:28:56,460 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states
[2024-08-13 16:28:56,460 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-08-13 16:28:56,461 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants.
[2024-08-13 16:28:56,461 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42
[2024-08-13 16:28:56,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2024-08-13 16:28:56,462 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-08-13 16:28:56,462 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 3.7142857142857144) internal successors, (26), 6 states have internal predecessors, (26), 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)
[2024-08-13 16:28:56,462 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states.
[2024-08-13 16:28:56,462 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states.
[2024-08-13 16:28:56,462 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states.
[2024-08-13 16:28:56,463 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.
[2024-08-13 16:28:57,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-08-13 16:28:57,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states.
[2024-08-13 16:28:57,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states.
[2024-08-13 16:28:57,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states.
[2024-08-13 16:28:57,126 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT (4 of 5 remaining)
[2024-08-13 16:28:57,127 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 5 remaining)
[2024-08-13 16:28:57,127 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (2 of 5 remaining)
[2024-08-13 16:28:57,127 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 5 remaining)
[2024-08-13 16:28:57,127 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 5 remaining)
[2024-08-13 16:28:57,127 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3
[2024-08-13 16:28:57,134 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1]
[2024-08-13 16:28:57,137 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances
[2024-08-13 16:28:57,137 INFO L179 ceAbstractionStarter]: Computing trace abstraction results
[2024-08-13 16:28:57,142 INFO L507 ceAbstractionStarter]: Automizer considered 2 witness invariants
[2024-08-13 16:28:57,142 INFO L508 ceAbstractionStarter]: WitnessConsidered=2
[2024-08-13 16:28:57,143 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.08 04:28:57 BasicIcfg
[2024-08-13 16:28:57,143 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2024-08-13 16:28:57,145 INFO L158 Benchmark]: Toolchain (without parser) took 3913.27ms. Allocated memory was 161.5MB in the beginning and 197.1MB in the end (delta: 35.7MB). Free memory was 118.7MB in the beginning and 156.6MB in the end (delta: -37.9MB). Peak memory consumption was 84.2MB. Max. memory is 16.1GB.
[2024-08-13 16:28:57,145 INFO L158 Benchmark]: Witness Parser took 0.21ms. Allocated memory is still 161.5MB. Free memory was 130.9MB in the beginning and 130.8MB in the end (delta: 139.9kB). There was no memory consumed. Max. memory is 16.1GB.
[2024-08-13 16:28:57,145 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 161.5MB. Free memory is still 127.1MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-08-13 16:28:57,146 INFO L158 Benchmark]: CACSL2BoogieTranslator took 556.11ms. Allocated memory is still 161.5MB. Free memory was 118.7MB in the beginning and 92.0MB in the end (delta: 26.8MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB.
[2024-08-13 16:28:57,146 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.13ms. Allocated memory is still 161.5MB. Free memory was 92.0MB in the beginning and 89.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2024-08-13 16:28:57,146 INFO L158 Benchmark]: Boogie Preprocessor took 35.47ms. Allocated memory is still 161.5MB. Free memory was 89.9MB in the beginning and 88.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2024-08-13 16:28:57,146 INFO L158 Benchmark]: RCFGBuilder took 547.61ms. Allocated memory is still 161.5MB. Free memory was 88.3MB in the beginning and 67.3MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB.
[2024-08-13 16:28:57,147 INFO L158 Benchmark]: TraceAbstraction took 2717.08ms. Allocated memory was 161.5MB in the beginning and 197.1MB in the end (delta: 35.7MB). Free memory was 66.8MB in the beginning and 156.6MB in the end (delta: -89.8MB). Peak memory consumption was 31.8MB. Max. memory is 16.1GB.
[2024-08-13 16:28:57,152 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* Witness Parser took 0.21ms. Allocated memory is still 161.5MB. Free memory was 130.9MB in the beginning and 130.8MB in the end (delta: 139.9kB). There was no memory consumed. Max. memory is 16.1GB.
* CDTParser took 0.12ms. Allocated memory is still 161.5MB. Free memory is still 127.1MB. There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 556.11ms. Allocated memory is still 161.5MB. Free memory was 118.7MB in the beginning and 92.0MB in the end (delta: 26.8MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 49.13ms. Allocated memory is still 161.5MB. Free memory was 92.0MB in the beginning and 89.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
* Boogie Preprocessor took 35.47ms. Allocated memory is still 161.5MB. Free memory was 89.9MB in the beginning and 88.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
* RCFGBuilder took 547.61ms. Allocated memory is still 161.5MB. Free memory was 88.3MB in the beginning and 67.3MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB.
* TraceAbstraction took 2717.08ms. Allocated memory was 161.5MB in the beginning and 197.1MB in the end (delta: 35.7MB). Free memory was 66.8MB in the beginning and 156.6MB in the end (delta: -89.8MB). Peak memory consumption was 31.8MB. Max. memory is 16.1GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
- StatisticsResult: Independence relation #1 benchmarks
ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1037, independent: 954, independent conditional: 614, independent unconditional: 340, dependent: 83, dependent conditional: 51, dependent unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1007, independent: 954, independent conditional: 614, independent unconditional: 340, dependent: 53, dependent conditional: 21, dependent unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1007, independent: 954, independent conditional: 614, independent unconditional: 340, dependent: 53, dependent conditional: 21, dependent unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1161, independent: 954, independent conditional: 40, independent unconditional: 914, dependent: 207, dependent conditional: 114, dependent unconditional: 93, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1161, independent: 954, independent conditional: 40, independent unconditional: 914, dependent: 207, dependent conditional: 78, dependent unconditional: 129, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1161, independent: 954, independent conditional: 40, independent unconditional: 914, dependent: 207, dependent conditional: 78, dependent unconditional: 129, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 412, independent: 356, independent conditional: 13, independent unconditional: 343, dependent: 56, dependent conditional: 24, dependent unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 412, independent: 327, independent conditional: 0, independent unconditional: 327, dependent: 85, dependent conditional: 0, dependent unconditional: 85, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 85, independent: 29, independent conditional: 13, independent unconditional: 16, dependent: 56, dependent conditional: 24, dependent unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 85, independent: 29, independent conditional: 13, independent unconditional: 16, dependent: 56, dependent conditional: 24, dependent unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 467, independent: 170, independent conditional: 57, independent unconditional: 113, dependent: 297, dependent conditional: 129, dependent unconditional: 168, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 1161, independent: 598, independent conditional: 27, independent unconditional: 571, dependent: 151, dependent conditional: 54, dependent unconditional: 97, unknown: 412, unknown conditional: 37, unknown unconditional: 375] , Statistics on independence cache: Total cache size (in pairs): 412, Positive cache size: 356, Positive conditional cache size: 13, Positive unconditional cache size: 343, Negative cache size: 56, Negative conditional cache size: 24, Negative unconditional cache size: 32, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 36, Maximal queried relation: 4, Independence queries for same thread: 30
- StatisticsResult: Persistent set benchmarks
Persistent set computation time: 0.3s, Number of persistent set computation: 153, Number of trivial persistent sets: 89, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 372, independent: 340, independent conditional: 0, independent unconditional: 340, dependent: 32, dependent conditional: 0, dependent unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1037, independent: 954, independent conditional: 614, independent unconditional: 340, dependent: 83, dependent conditional: 51, dependent unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1007, independent: 954, independent conditional: 614, independent unconditional: 340, dependent: 53, dependent conditional: 21, dependent unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1007, independent: 954, independent conditional: 614, independent unconditional: 340, dependent: 53, dependent conditional: 21, dependent unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1161, independent: 954, independent conditional: 40, independent unconditional: 914, dependent: 207, dependent conditional: 114, dependent unconditional: 93, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1161, independent: 954, independent conditional: 40, independent unconditional: 914, dependent: 207, dependent conditional: 78, dependent unconditional: 129, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1161, independent: 954, independent conditional: 40, independent unconditional: 914, dependent: 207, dependent conditional: 78, dependent unconditional: 129, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 412, independent: 356, independent conditional: 13, independent unconditional: 343, dependent: 56, dependent conditional: 24, dependent unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 412, independent: 327, independent conditional: 0, independent unconditional: 327, dependent: 85, dependent conditional: 0, dependent unconditional: 85, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 85, independent: 29, independent conditional: 13, independent unconditional: 16, dependent: 56, dependent conditional: 24, dependent unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 85, independent: 29, independent conditional: 13, independent unconditional: 16, dependent: 56, dependent conditional: 24, dependent unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 467, independent: 170, independent conditional: 57, independent unconditional: 113, dependent: 297, dependent conditional: 129, dependent unconditional: 168, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 1161, independent: 598, independent conditional: 27, independent unconditional: 571, dependent: 151, dependent conditional: 54, dependent unconditional: 97, unknown: 412, unknown conditional: 37, unknown unconditional: 375] , Statistics on independence cache: Total cache size (in pairs): 412, Positive cache size: 356, Positive conditional cache size: 13, Positive unconditional cache size: 343, Negative cache size: 56, Negative conditional cache size: 24, Negative unconditional cache size: 32, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 36, Maximal queried relation: 4, Independence queries for same thread: 30
- PositiveResult [Line: 761]: invariant of correctness witness holds
For all program executions holds that invariant of correctness witness holds at this location
- PositiveResult [Line: 762]: invariant of correctness witness holds
For all program executions holds that invariant of correctness witness holds at this location
- PositiveResult [Line: 18]: a call to reach_error is unreachable
For all program executions holds that a call to reach_error is unreachable at this location
- StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances
CFG has 5 procedures, 50 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 2.5s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 1.2s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 22, 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, 0.1s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 66 NumberOfCodeBlocks, 66 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 62 ConstructedInterpolants, 0 QuantifiedInterpolants, 361 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 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
- AllSpecificationsHoldResult: All specifications hold
3 specifications checked. All of them hold
RESULT: Ultimate proved your program to be correct!
[2024-08-13 16:28:57,182 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0
[2024-08-13 16:28:57,381 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/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
Writing output log to file Ultimate.log
Result:
TRUE