./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/chl-sre-symm.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 8393723b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9334ae6d-6399-4573-b441-98fa0db73900/bin/uautomizer-TMbwUNV5ro/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9334ae6d-6399-4573-b441-98fa0db73900/bin/uautomizer-TMbwUNV5ro/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9334ae6d-6399-4573-b441-98fa0db73900/bin/uautomizer-TMbwUNV5ro/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9334ae6d-6399-4573-b441-98fa0db73900/bin/uautomizer-TMbwUNV5ro/config/AutomizerReach.xml -i ../../sv-benchmarks/c/weaver/chl-sre-symm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9334ae6d-6399-4573-b441-98fa0db73900/bin/uautomizer-TMbwUNV5ro/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9334ae6d-6399-4573-b441-98fa0db73900/bin/uautomizer-TMbwUNV5ro --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c361ebc03d879240d418527d643e8a7b3c7ac084ceb3e66857b21a687a1c7f90 --- 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-8393723 [2022-11-18 18:26:05,002 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-18 18:26:05,004 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-18 18:26:05,027 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-18 18:26:05,027 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-18 18:26:05,029 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-18 18:26:05,030 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-18 18:26:05,032 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-18 18:26:05,034 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-18 18:26:05,035 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-18 18:26:05,036 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-18 18:26:05,038 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-18 18:26:05,038 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-18 18:26:05,040 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-18 18:26:05,041 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-18 18:26:05,043 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-18 18:26:05,044 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-18 18:26:05,045 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-18 18:26:05,047 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-18 18:26:05,050 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-18 18:26:05,052 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-18 18:26:05,053 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-18 18:26:05,055 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-18 18:26:05,056 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-18 18:26:05,060 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-18 18:26:05,061 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-18 18:26:05,061 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-18 18:26:05,063 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-18 18:26:05,063 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-18 18:26:05,065 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-18 18:26:05,065 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-18 18:26:05,066 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-18 18:26:05,067 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-18 18:26:05,068 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-18 18:26:05,070 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-18 18:26:05,070 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-18 18:26:05,071 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-18 18:26:05,078 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-18 18:26:05,079 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-18 18:26:05,080 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-18 18:26:05,081 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-18 18:26:05,082 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9334ae6d-6399-4573-b441-98fa0db73900/bin/uautomizer-TMbwUNV5ro/config/svcomp-Overflow-32bit-Automizer_Default.epf [2022-11-18 18:26:05,121 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-18 18:26:05,121 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-18 18:26:05,121 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-18 18:26:05,122 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-18 18:26:05,128 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-18 18:26:05,128 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-18 18:26:05,129 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-18 18:26:05,129 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-18 18:26:05,129 INFO L138 SettingsManager]: * Use SBE=true [2022-11-18 18:26:05,129 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-18 18:26:05,131 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-18 18:26:05,131 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-18 18:26:05,131 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-18 18:26:05,131 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-18 18:26:05,132 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-18 18:26:05,132 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-18 18:26:05,132 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-18 18:26:05,132 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-18 18:26:05,132 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-18 18:26:05,133 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-18 18:26:05,133 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-18 18:26:05,133 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-18 18:26:05,133 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-18 18:26:05,134 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-18 18:26:05,134 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-18 18:26:05,135 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-18 18:26:05,136 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 18:26:05,137 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-18 18:26:05,137 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-18 18:26:05,137 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-18 18:26:05,138 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-18 18:26:05,138 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-18 18:26:05,139 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-18 18:26:05,139 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-18 18:26:05,139 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-18 18:26:05,139 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_9334ae6d-6399-4573-b441-98fa0db73900/bin/uautomizer-TMbwUNV5ro/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9334ae6d-6399-4573-b441-98fa0db73900/bin/uautomizer-TMbwUNV5ro Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c361ebc03d879240d418527d643e8a7b3c7ac084ceb3e66857b21a687a1c7f90 [2022-11-18 18:26:05,432 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-18 18:26:05,476 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-18 18:26:05,480 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-18 18:26:05,481 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-18 18:26:05,482 INFO L275 PluginConnector]: CDTParser initialized [2022-11-18 18:26:05,484 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9334ae6d-6399-4573-b441-98fa0db73900/bin/uautomizer-TMbwUNV5ro/../../sv-benchmarks/c/weaver/chl-sre-symm.wvr.c [2022-11-18 18:26:05,570 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9334ae6d-6399-4573-b441-98fa0db73900/bin/uautomizer-TMbwUNV5ro/data/1ee7b7931/08ff5c3d92384db683f154d6200beab2/FLAG3c06fc09e [2022-11-18 18:26:06,076 INFO L306 CDTParser]: Found 1 translation units. [2022-11-18 18:26:06,076 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9334ae6d-6399-4573-b441-98fa0db73900/sv-benchmarks/c/weaver/chl-sre-symm.wvr.c [2022-11-18 18:26:06,084 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9334ae6d-6399-4573-b441-98fa0db73900/bin/uautomizer-TMbwUNV5ro/data/1ee7b7931/08ff5c3d92384db683f154d6200beab2/FLAG3c06fc09e [2022-11-18 18:26:06,462 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9334ae6d-6399-4573-b441-98fa0db73900/bin/uautomizer-TMbwUNV5ro/data/1ee7b7931/08ff5c3d92384db683f154d6200beab2 [2022-11-18 18:26:06,464 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-18 18:26:06,466 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-18 18:26:06,472 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-18 18:26:06,473 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-18 18:26:06,476 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-18 18:26:06,479 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 06:26:06" (1/1) ... [2022-11-18 18:26:06,480 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53d4ffb0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:26:06, skipping insertion in model container [2022-11-18 18:26:06,481 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 06:26:06" (1/1) ... [2022-11-18 18:26:06,489 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-18 18:26:06,510 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-18 18:26:06,787 WARN L234 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_9334ae6d-6399-4573-b441-98fa0db73900/sv-benchmarks/c/weaver/chl-sre-symm.wvr.c[2133,2146] [2022-11-18 18:26:06,790 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 18:26:06,803 INFO L203 MainTranslator]: Completed pre-run [2022-11-18 18:26:06,847 WARN L234 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_9334ae6d-6399-4573-b441-98fa0db73900/sv-benchmarks/c/weaver/chl-sre-symm.wvr.c[2133,2146] [2022-11-18 18:26:06,851 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 18:26:06,869 INFO L208 MainTranslator]: Completed translation [2022-11-18 18:26:06,869 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:26:06 WrapperNode [2022-11-18 18:26:06,870 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-18 18:26:06,871 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-18 18:26:06,872 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-18 18:26:06,872 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-18 18:26:06,880 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:26:06" (1/1) ... [2022-11-18 18:26:06,902 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:26:06" (1/1) ... [2022-11-18 18:26:06,932 INFO L138 Inliner]: procedures = 21, calls = 21, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 60 [2022-11-18 18:26:06,932 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-18 18:26:06,933 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-18 18:26:06,934 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-18 18:26:06,935 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-18 18:26:06,946 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:26:06" (1/1) ... [2022-11-18 18:26:06,946 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:26:06" (1/1) ... [2022-11-18 18:26:06,952 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:26:06" (1/1) ... [2022-11-18 18:26:06,953 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:26:06" (1/1) ... [2022-11-18 18:26:06,968 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:26:06" (1/1) ... [2022-11-18 18:26:06,972 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:26:06" (1/1) ... [2022-11-18 18:26:06,978 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:26:06" (1/1) ... [2022-11-18 18:26:06,984 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:26:06" (1/1) ... [2022-11-18 18:26:06,987 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-18 18:26:06,989 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-18 18:26:06,989 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-18 18:26:06,989 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-18 18:26:06,991 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:26:06" (1/1) ... [2022-11-18 18:26:06,999 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 18:26:07,012 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9334ae6d-6399-4573-b441-98fa0db73900/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:26:07,029 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9334ae6d-6399-4573-b441-98fa0db73900/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-18 18:26:07,059 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9334ae6d-6399-4573-b441-98fa0db73900/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-18 18:26:07,081 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-18 18:26:07,082 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-18 18:26:07,082 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-18 18:26:07,082 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-18 18:26:07,082 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-18 18:26:07,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-18 18:26:07,083 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-18 18:26:07,083 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-18 18:26:07,083 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-18 18:26:07,083 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-18 18:26:07,083 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-18 18:26:07,083 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-18 18:26:07,085 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-18 18:26:07,252 INFO L235 CfgBuilder]: Building ICFG [2022-11-18 18:26:07,268 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-18 18:26:07,554 INFO L276 CfgBuilder]: Performing block encoding [2022-11-18 18:26:07,567 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-18 18:26:07,568 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-18 18:26:07,572 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 06:26:07 BoogieIcfgContainer [2022-11-18 18:26:07,574 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-18 18:26:07,577 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-18 18:26:07,579 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-18 18:26:07,583 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-18 18:26:07,584 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 06:26:06" (1/3) ... [2022-11-18 18:26:07,585 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1daa6630 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 06:26:07, skipping insertion in model container [2022-11-18 18:26:07,585 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:26:06" (2/3) ... [2022-11-18 18:26:07,585 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1daa6630 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 06:26:07, skipping insertion in model container [2022-11-18 18:26:07,586 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 06:26:07" (3/3) ... [2022-11-18 18:26:07,588 INFO L112 eAbstractionObserver]: Analyzing ICFG chl-sre-symm.wvr.c [2022-11-18 18:26:07,597 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-11-18 18:26:07,608 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-18 18:26:07,609 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2022-11-18 18:26:07,610 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1daa6630 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 06:26:07, skipping insertion in model container [2022-11-18 18:26:07,611 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-18 18:26:07,611 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-18 18:26:07,612 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-18 18:26:07,612 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-18 18:26:07,612 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 06:26:07" (3/3) ... [2022-11-18 18:26:07,616 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-18 18:26:07,623 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2022-11-18 18:26:07,623 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2022-11-18 18:26:07,632 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2022-11-18 18:26:07,632 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-11-18 18:26:07,633 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-18 18:26:07,633 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-18 18:26:07,691 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9334ae6d-6399-4573-b441-98fa0db73900/bin/uautomizer-TMbwUNV5ro/witness.graphml [2022-11-18 18:26:07,691 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-18 18:26:07,693 INFO L158 Benchmark]: Toolchain (without parser) took 1226.48ms. Allocated memory is still 94.4MB. Free memory was 62.3MB in the beginning and 49.3MB in the end (delta: 13.0MB). Peak memory consumption was 11.6MB. Max. memory is 16.1GB. [2022-11-18 18:26:07,694 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 94.4MB. Free memory is still 52.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-18 18:26:07,698 INFO L158 Benchmark]: CACSL2BoogieTranslator took 397.88ms. Allocated memory is still 94.4MB. Free memory was 62.1MB in the beginning and 69.6MB in the end (delta: -7.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-18 18:26:07,700 INFO L158 Benchmark]: Boogie Procedure Inliner took 61.29ms. Allocated memory is still 94.4MB. Free memory was 69.6MB in the beginning and 67.9MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-18 18:26:07,701 INFO L158 Benchmark]: Boogie Preprocessor took 54.34ms. Allocated memory is still 94.4MB. Free memory was 67.9MB in the beginning and 66.7MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-18 18:26:07,705 INFO L158 Benchmark]: RCFGBuilder took 585.77ms. Allocated memory is still 94.4MB. Free memory was 66.7MB in the beginning and 55.0MB in the end (delta: 11.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-18 18:26:07,705 INFO L158 Benchmark]: TraceAbstraction took 34.19ms. Allocated memory is still 94.4MB. Free memory was 54.1MB in the beginning and 52.2MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-18 18:26:07,706 INFO L158 Benchmark]: Witness Printer took 80.07ms. Allocated memory is still 94.4MB. Free memory was 52.2MB in the beginning and 49.3MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-18 18:26:07,710 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 94.4MB. Free memory is still 52.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 397.88ms. Allocated memory is still 94.4MB. Free memory was 62.1MB in the beginning and 69.6MB in the end (delta: -7.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 61.29ms. Allocated memory is still 94.4MB. Free memory was 69.6MB in the beginning and 67.9MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 54.34ms. Allocated memory is still 94.4MB. Free memory was 67.9MB in the beginning and 66.7MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 585.77ms. Allocated memory is still 94.4MB. Free memory was 66.7MB in the beginning and 55.0MB in the end (delta: 11.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * TraceAbstraction took 34.19ms. Allocated memory is still 94.4MB. Free memory was 54.1MB in the beginning and 52.2MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 80.07ms. Allocated memory is still 94.4MB. Free memory was 52.2MB in the beginning and 49.3MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specification because the program does not contain any specification. RESULT: Ultimate proved your program to be correct! [2022-11-18 18:26:07,730 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9334ae6d-6399-4573-b441-98fa0db73900/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE