./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 2329fc70 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_e27bc655-7360-4001-81c3-9be57825d2a0/bin/ugemcutter-rbreBovr8w/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e27bc655-7360-4001-81c3-9be57825d2a0/bin/ugemcutter-rbreBovr8w/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e27bc655-7360-4001-81c3-9be57825d2a0/bin/ugemcutter-rbreBovr8w/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e27bc655-7360-4001-81c3-9be57825d2a0/bin/ugemcutter-rbreBovr8w/config/GemCutterMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e27bc655-7360-4001-81c3-9be57825d2a0/bin/ugemcutter-rbreBovr8w/config/svcomp-DerefFreeMemtrack-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e27bc655-7360-4001-81c3-9be57825d2a0/bin/ugemcutter-rbreBovr8w --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 23b7e77d93c189e6cf0c800b98695aaeb3cd6c5d5cdcba8cc401c4aa43960d01 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-13 08:42:44,264 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 08:42:44,266 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 08:42:44,284 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 08:42:44,285 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 08:42:44,286 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 08:42:44,287 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 08:42:44,288 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 08:42:44,290 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 08:42:44,290 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 08:42:44,291 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 08:42:44,292 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 08:42:44,292 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 08:42:44,293 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 08:42:44,295 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 08:42:44,296 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 08:42:44,296 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 08:42:44,297 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 08:42:44,299 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 08:42:44,300 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 08:42:44,301 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 08:42:44,302 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 08:42:44,303 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 08:42:44,304 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 08:42:44,307 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 08:42:44,308 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 08:42:44,308 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 08:42:44,309 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 08:42:44,309 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 08:42:44,310 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 08:42:44,310 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 08:42:44,311 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 08:42:44,312 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 08:42:44,312 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 08:42:44,313 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 08:42:44,313 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 08:42:44,314 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 08:42:44,314 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 08:42:44,314 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 08:42:44,315 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 08:42:44,316 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 08:42:44,316 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e27bc655-7360-4001-81c3-9be57825d2a0/bin/ugemcutter-rbreBovr8w/config/svcomp-DerefFreeMemtrack-32bit-GemCutter_Default.epf [2022-12-13 08:42:44,337 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 08:42:44,337 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 08:42:44,337 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 08:42:44,337 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 08:42:44,338 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 08:42:44,338 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 08:42:44,339 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 08:42:44,339 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 08:42:44,339 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 08:42:44,339 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 08:42:44,339 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-13 08:42:44,340 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-13 08:42:44,340 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 08:42:44,340 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-13 08:42:44,340 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 08:42:44,340 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-13 08:42:44,340 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-13 08:42:44,341 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-13 08:42:44,341 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 08:42:44,341 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-13 08:42:44,341 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-13 08:42:44,341 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 08:42:44,341 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 08:42:44,341 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 08:42:44,342 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 08:42:44,342 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 08:42:44,342 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 08:42:44,342 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 08:42:44,342 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 08:42:44,342 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-13 08:42:44,343 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-12-13 08:42:44,343 INFO L138 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2022-12-13 08:42:44,343 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-12-13 08:42:44,343 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2022-12-13 08:42:44,343 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2022-12-13 08:42:44,343 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_e27bc655-7360-4001-81c3-9be57825d2a0/bin/ugemcutter-rbreBovr8w/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e27bc655-7360-4001-81c3-9be57825d2a0/bin/ugemcutter-rbreBovr8w Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 23b7e77d93c189e6cf0c800b98695aaeb3cd6c5d5cdcba8cc401c4aa43960d01 [2022-12-13 08:42:44,538 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 08:42:44,553 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 08:42:44,555 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 08:42:44,556 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 08:42:44,556 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 08:42:44,557 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e27bc655-7360-4001-81c3-9be57825d2a0/bin/ugemcutter-rbreBovr8w/../../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2022-12-13 08:42:47,153 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 08:42:47,328 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 08:42:47,329 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e27bc655-7360-4001-81c3-9be57825d2a0/sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2022-12-13 08:42:47,340 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e27bc655-7360-4001-81c3-9be57825d2a0/bin/ugemcutter-rbreBovr8w/data/def147794/efce1724416a4831bc214aa361e04a93/FLAGeca3626ff [2022-12-13 08:42:47,350 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e27bc655-7360-4001-81c3-9be57825d2a0/bin/ugemcutter-rbreBovr8w/data/def147794/efce1724416a4831bc214aa361e04a93 [2022-12-13 08:42:47,352 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 08:42:47,353 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 08:42:47,354 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 08:42:47,354 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 08:42:47,357 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 08:42:47,357 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 08:42:47" (1/1) ... [2022-12-13 08:42:47,358 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@451ec6a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:42:47, skipping insertion in model container [2022-12-13 08:42:47,358 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 08:42:47" (1/1) ... [2022-12-13 08:42:47,363 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 08:42:47,396 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 08:42:47,532 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e27bc655-7360-4001-81c3-9be57825d2a0/sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i[820,833] [2022-12-13 08:42:47,779 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: pthread_attr_init [2022-12-13 08:42:47,780 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4678372f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:42:47, skipping insertion in model container [2022-12-13 08:42:47,780 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 08:42:47,780 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-12-13 08:42:47,781 INFO L158 Benchmark]: Toolchain (without parser) took 427.41ms. Allocated memory is still 144.7MB. Free memory was 105.4MB in the beginning and 89.6MB in the end (delta: 15.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-12-13 08:42:47,782 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 144.7MB. Free memory is still 114.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 08:42:47,782 INFO L158 Benchmark]: CACSL2BoogieTranslator took 425.84ms. Allocated memory is still 144.7MB. Free memory was 105.0MB in the beginning and 89.6MB in the end (delta: 15.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-12-13 08:42:47,783 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 144.7MB. Free memory is still 114.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 425.84ms. Allocated memory is still 144.7MB. Free memory was 105.0MB in the beginning and 89.6MB in the end (delta: 15.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1369]: Unsupported Syntax Unsupported function: pthread_attr_init RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e27bc655-7360-4001-81c3-9be57825d2a0/bin/ugemcutter-rbreBovr8w/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e27bc655-7360-4001-81c3-9be57825d2a0/bin/ugemcutter-rbreBovr8w/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e27bc655-7360-4001-81c3-9be57825d2a0/bin/ugemcutter-rbreBovr8w/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e27bc655-7360-4001-81c3-9be57825d2a0/bin/ugemcutter-rbreBovr8w/config/GemCutterMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e27bc655-7360-4001-81c3-9be57825d2a0/bin/ugemcutter-rbreBovr8w/config/svcomp-DerefFreeMemtrack-32bit-GemCutter_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e27bc655-7360-4001-81c3-9be57825d2a0/bin/ugemcutter-rbreBovr8w --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 23b7e77d93c189e6cf0c800b98695aaeb3cd6c5d5cdcba8cc401c4aa43960d01 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-13 08:42:49,179 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 08:42:49,180 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 08:42:49,200 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 08:42:49,200 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 08:42:49,201 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 08:42:49,203 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 08:42:49,204 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 08:42:49,206 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 08:42:49,207 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 08:42:49,208 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 08:42:49,209 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 08:42:49,209 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 08:42:49,211 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 08:42:49,212 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 08:42:49,213 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 08:42:49,214 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 08:42:49,215 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 08:42:49,216 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 08:42:49,218 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 08:42:49,219 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 08:42:49,221 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 08:42:49,222 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 08:42:49,223 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 08:42:49,226 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 08:42:49,226 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 08:42:49,227 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 08:42:49,228 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 08:42:49,228 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 08:42:49,229 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 08:42:49,229 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 08:42:49,230 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 08:42:49,231 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 08:42:49,231 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 08:42:49,232 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 08:42:49,233 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 08:42:49,233 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 08:42:49,233 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 08:42:49,234 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 08:42:49,234 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 08:42:49,235 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 08:42:49,236 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e27bc655-7360-4001-81c3-9be57825d2a0/bin/ugemcutter-rbreBovr8w/config/svcomp-DerefFreeMemtrack-32bit-GemCutter_Bitvector.epf [2022-12-13 08:42:49,257 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 08:42:49,258 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 08:42:49,258 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 08:42:49,258 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 08:42:49,259 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 08:42:49,259 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 08:42:49,260 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 08:42:49,260 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 08:42:49,260 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 08:42:49,260 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 08:42:49,260 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-13 08:42:49,260 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-13 08:42:49,261 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 08:42:49,261 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-13 08:42:49,261 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 08:42:49,261 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-13 08:42:49,261 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-13 08:42:49,261 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-13 08:42:49,262 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 08:42:49,262 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-13 08:42:49,262 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-13 08:42:49,262 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-13 08:42:49,262 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-13 08:42:49,262 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 08:42:49,262 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 08:42:49,263 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 08:42:49,263 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 08:42:49,263 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 08:42:49,263 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 08:42:49,263 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 08:42:49,263 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-12-13 08:42:49,264 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-13 08:42:49,264 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-12-13 08:42:49,264 INFO L138 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2022-12-13 08:42:49,264 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-12-13 08:42:49,264 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2022-12-13 08:42:49,264 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2022-12-13 08:42:49,265 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 08:42:49,265 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e27bc655-7360-4001-81c3-9be57825d2a0/bin/ugemcutter-rbreBovr8w/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e27bc655-7360-4001-81c3-9be57825d2a0/bin/ugemcutter-rbreBovr8w Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 23b7e77d93c189e6cf0c800b98695aaeb3cd6c5d5cdcba8cc401c4aa43960d01 [2022-12-13 08:42:49,484 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 08:42:49,502 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 08:42:49,505 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 08:42:49,506 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 08:42:49,506 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 08:42:49,508 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e27bc655-7360-4001-81c3-9be57825d2a0/bin/ugemcutter-rbreBovr8w/../../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2022-12-13 08:42:52,119 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 08:42:52,330 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 08:42:52,330 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e27bc655-7360-4001-81c3-9be57825d2a0/sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2022-12-13 08:42:52,341 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e27bc655-7360-4001-81c3-9be57825d2a0/bin/ugemcutter-rbreBovr8w/data/23bd7e5bd/192843c08b7e4d05a073de9f529c1d72/FLAG3cb75be44 [2022-12-13 08:42:52,352 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e27bc655-7360-4001-81c3-9be57825d2a0/bin/ugemcutter-rbreBovr8w/data/23bd7e5bd/192843c08b7e4d05a073de9f529c1d72 [2022-12-13 08:42:52,354 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 08:42:52,355 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 08:42:52,356 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 08:42:52,356 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 08:42:52,359 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 08:42:52,359 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 08:42:52" (1/1) ... [2022-12-13 08:42:52,360 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ca0853e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:42:52, skipping insertion in model container [2022-12-13 08:42:52,360 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 08:42:52" (1/1) ... [2022-12-13 08:42:52,365 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 08:42:52,396 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 08:42:52,515 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e27bc655-7360-4001-81c3-9be57825d2a0/sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i[820,833] [2022-12-13 08:42:52,918 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: pthread_attr_init [2022-12-13 08:42:52,918 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@47b4b930 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:42:52, skipping insertion in model container [2022-12-13 08:42:52,918 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 08:42:52,919 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-12-13 08:42:52,920 INFO L158 Benchmark]: Toolchain (without parser) took 564.14ms. Allocated memory is still 90.2MB. Free memory was 65.7MB in the beginning and 49.5MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-12-13 08:42:52,920 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 56.6MB. Free memory is still 34.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 08:42:52,921 INFO L158 Benchmark]: CACSL2BoogieTranslator took 562.57ms. Allocated memory is still 90.2MB. Free memory was 65.5MB in the beginning and 49.5MB in the end (delta: 16.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-12-13 08:42:52,922 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 56.6MB. Free memory is still 34.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 562.57ms. Allocated memory is still 90.2MB. Free memory was 65.5MB in the beginning and 49.5MB in the end (delta: 16.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1369]: Unsupported Syntax Unsupported function: pthread_attr_init RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN