./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 b5237d83 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb814d79-e723-48a2-9947-6de1c77e9189/bin/uautomizer-vX5HgA9Q3a/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb814d79-e723-48a2-9947-6de1c77e9189/bin/uautomizer-vX5HgA9Q3a/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb814d79-e723-48a2-9947-6de1c77e9189/bin/uautomizer-vX5HgA9Q3a/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb814d79-e723-48a2-9947-6de1c77e9189/bin/uautomizer-vX5HgA9Q3a/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb814d79-e723-48a2-9947-6de1c77e9189/bin/uautomizer-vX5HgA9Q3a/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb814d79-e723-48a2-9947-6de1c77e9189/bin/uautomizer-vX5HgA9Q3a --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 Automizer --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-b5237d8 [2022-11-21 16:49:18,319 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 16:49:18,322 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 16:49:18,354 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 16:49:18,355 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 16:49:18,356 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 16:49:18,358 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 16:49:18,361 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 16:49:18,366 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 16:49:18,372 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 16:49:18,374 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 16:49:18,376 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 16:49:18,377 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 16:49:18,381 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 16:49:18,384 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 16:49:18,386 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 16:49:18,388 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 16:49:18,389 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 16:49:18,392 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 16:49:18,396 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 16:49:18,398 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 16:49:18,400 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 16:49:18,402 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 16:49:18,403 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 16:49:18,414 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 16:49:18,414 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 16:49:18,414 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 16:49:18,417 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 16:49:18,417 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 16:49:18,418 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 16:49:18,419 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 16:49:18,419 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 16:49:18,421 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 16:49:18,422 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 16:49:18,423 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 16:49:18,425 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 16:49:18,425 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 16:49:18,426 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 16:49:18,426 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 16:49:18,427 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 16:49:18,428 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 16:49:18,428 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb814d79-e723-48a2-9947-6de1c77e9189/bin/uautomizer-vX5HgA9Q3a/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2022-11-21 16:49:18,469 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 16:49:18,469 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 16:49:18,470 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-21 16:49:18,470 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-21 16:49:18,471 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 16:49:18,471 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-21 16:49:18,472 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 16:49:18,472 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 16:49:18,473 INFO L138 SettingsManager]: * Use SBE=true [2022-11-21 16:49:18,473 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 16:49:18,474 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 16:49:18,474 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 16:49:18,474 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 16:49:18,474 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 16:49:18,475 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 16:49:18,475 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-21 16:49:18,475 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-21 16:49:18,475 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-21 16:49:18,475 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 16:49:18,475 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-21 16:49:18,476 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 16:49:18,476 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 16:49:18,476 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 16:49:18,476 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-21 16:49:18,476 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-21 16:49:18,476 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-21 16:49:18,477 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 16:49:18,477 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 16:49:18,477 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-21 16:49:18,477 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 16:49:18,477 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_eb814d79-e723-48a2-9947-6de1c77e9189/bin/uautomizer-vX5HgA9Q3a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb814d79-e723-48a2-9947-6de1c77e9189/bin/uautomizer-vX5HgA9Q3a Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 23b7e77d93c189e6cf0c800b98695aaeb3cd6c5d5cdcba8cc401c4aa43960d01 [2022-11-21 16:49:18,755 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 16:49:18,788 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 16:49:18,791 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 16:49:18,793 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 16:49:18,794 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 16:49:18,795 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb814d79-e723-48a2-9947-6de1c77e9189/bin/uautomizer-vX5HgA9Q3a/../../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2022-11-21 16:49:21,853 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 16:49:22,167 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 16:49:22,168 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb814d79-e723-48a2-9947-6de1c77e9189/sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2022-11-21 16:49:22,184 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb814d79-e723-48a2-9947-6de1c77e9189/bin/uautomizer-vX5HgA9Q3a/data/a98bcdbd4/bafd447168994de68b3e944c70c55dad/FLAGcf67a39db [2022-11-21 16:49:22,199 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb814d79-e723-48a2-9947-6de1c77e9189/bin/uautomizer-vX5HgA9Q3a/data/a98bcdbd4/bafd447168994de68b3e944c70c55dad [2022-11-21 16:49:22,201 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 16:49:22,203 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 16:49:22,204 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 16:49:22,204 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 16:49:22,208 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 16:49:22,209 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:49:22" (1/1) ... [2022-11-21 16:49:22,210 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26d1808c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:49:22, skipping insertion in model container [2022-11-21 16:49:22,210 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:49:22" (1/1) ... [2022-11-21 16:49:22,218 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 16:49:22,275 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 16:49:22,466 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_eb814d79-e723-48a2-9947-6de1c77e9189/sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i[820,833] [2022-11-21 16:49:23,019 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: pthread_attr_init [2022-11-21 16:49:23,020 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7b08b5a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:49:23, skipping insertion in model container [2022-11-21 16:49:23,022 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 16:49:23,023 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-21 16:49:23,025 INFO L158 Benchmark]: Toolchain (without parser) took 820.85ms. Allocated memory is still 197.1MB. Free memory was 152.2MB in the beginning and 136.0MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-21 16:49:23,026 INFO L158 Benchmark]: CDTParser took 0.79ms. Allocated memory is still 151.0MB. Free memory is still 93.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 16:49:23,026 INFO L158 Benchmark]: CACSL2BoogieTranslator took 818.31ms. Allocated memory is still 197.1MB. Free memory was 151.4MB in the beginning and 136.0MB in the end (delta: 15.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-21 16:49:23,028 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.79ms. Allocated memory is still 151.0MB. Free memory is still 93.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 818.31ms. Allocated memory is still 197.1MB. Free memory was 151.4MB in the beginning and 136.0MB in the end (delta: 15.5MB). 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 Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb814d79-e723-48a2-9947-6de1c77e9189/bin/uautomizer-vX5HgA9Q3a/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb814d79-e723-48a2-9947-6de1c77e9189/bin/uautomizer-vX5HgA9Q3a/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb814d79-e723-48a2-9947-6de1c77e9189/bin/uautomizer-vX5HgA9Q3a/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb814d79-e723-48a2-9947-6de1c77e9189/bin/uautomizer-vX5HgA9Q3a/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb814d79-e723-48a2-9947-6de1c77e9189/bin/uautomizer-vX5HgA9Q3a/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb814d79-e723-48a2-9947-6de1c77e9189/bin/uautomizer-vX5HgA9Q3a --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 Automizer --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-b5237d8 [2022-11-21 16:49:25,422 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 16:49:25,429 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 16:49:25,473 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 16:49:25,473 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 16:49:25,474 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 16:49:25,484 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 16:49:25,489 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 16:49:25,491 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 16:49:25,494 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 16:49:25,495 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 16:49:25,496 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 16:49:25,497 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 16:49:25,498 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 16:49:25,499 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 16:49:25,500 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 16:49:25,501 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 16:49:25,502 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 16:49:25,507 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 16:49:25,516 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 16:49:25,525 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 16:49:25,526 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 16:49:25,528 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 16:49:25,528 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 16:49:25,532 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 16:49:25,532 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 16:49:25,532 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 16:49:25,533 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 16:49:25,534 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 16:49:25,535 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 16:49:25,535 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 16:49:25,536 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 16:49:25,537 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 16:49:25,556 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 16:49:25,557 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 16:49:25,558 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 16:49:25,559 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 16:49:25,560 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 16:49:25,560 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 16:49:25,561 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 16:49:25,562 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 16:49:25,563 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb814d79-e723-48a2-9947-6de1c77e9189/bin/uautomizer-vX5HgA9Q3a/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2022-11-21 16:49:25,605 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 16:49:25,605 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 16:49:25,607 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-21 16:49:25,607 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-21 16:49:25,608 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 16:49:25,608 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-21 16:49:25,609 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 16:49:25,610 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 16:49:25,610 INFO L138 SettingsManager]: * Use SBE=true [2022-11-21 16:49:25,610 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 16:49:25,611 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 16:49:25,612 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 16:49:25,612 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 16:49:25,612 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 16:49:25,612 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 16:49:25,612 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-21 16:49:25,613 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-21 16:49:25,613 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-21 16:49:25,613 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 16:49:25,613 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-21 16:49:25,614 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-21 16:49:25,614 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-21 16:49:25,614 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 16:49:25,614 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 16:49:25,615 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 16:49:25,615 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-21 16:49:25,615 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-21 16:49:25,615 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-21 16:49:25,616 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 16:49:25,616 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 16:49:25,616 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-21 16:49:25,616 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-21 16:49:25,617 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-21 16:49:25,617 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_eb814d79-e723-48a2-9947-6de1c77e9189/bin/uautomizer-vX5HgA9Q3a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb814d79-e723-48a2-9947-6de1c77e9189/bin/uautomizer-vX5HgA9Q3a Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 23b7e77d93c189e6cf0c800b98695aaeb3cd6c5d5cdcba8cc401c4aa43960d01 [2022-11-21 16:49:26,076 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 16:49:26,103 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 16:49:26,106 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 16:49:26,108 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 16:49:26,108 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 16:49:26,110 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb814d79-e723-48a2-9947-6de1c77e9189/bin/uautomizer-vX5HgA9Q3a/../../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2022-11-21 16:49:29,356 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 16:49:29,759 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 16:49:29,760 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb814d79-e723-48a2-9947-6de1c77e9189/sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2022-11-21 16:49:29,777 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb814d79-e723-48a2-9947-6de1c77e9189/bin/uautomizer-vX5HgA9Q3a/data/61af93af0/c0171e5496cd4ce385fc02d20ca6469d/FLAG1b1b64223 [2022-11-21 16:49:29,799 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb814d79-e723-48a2-9947-6de1c77e9189/bin/uautomizer-vX5HgA9Q3a/data/61af93af0/c0171e5496cd4ce385fc02d20ca6469d [2022-11-21 16:49:29,801 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 16:49:29,802 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 16:49:29,804 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 16:49:29,804 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 16:49:29,818 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 16:49:29,818 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:49:29" (1/1) ... [2022-11-21 16:49:29,820 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4605527e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:49:29, skipping insertion in model container [2022-11-21 16:49:29,820 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:49:29" (1/1) ... [2022-11-21 16:49:29,827 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 16:49:29,902 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 16:49:30,141 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_eb814d79-e723-48a2-9947-6de1c77e9189/sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i[820,833] [2022-11-21 16:49:30,850 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: pthread_attr_init [2022-11-21 16:49:30,851 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@57861b5b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:49:30, skipping insertion in model container [2022-11-21 16:49:30,851 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 16:49:30,853 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-21 16:49:30,856 INFO L158 Benchmark]: Toolchain (without parser) took 1052.02ms. Allocated memory is still 75.5MB. Free memory was 46.8MB in the beginning and 51.3MB in the end (delta: -4.5MB). Peak memory consumption was 14.9MB. Max. memory is 16.1GB. [2022-11-21 16:49:30,856 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 75.5MB. Free memory is still 52.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 16:49:30,857 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1049.20ms. Allocated memory is still 75.5MB. Free memory was 46.6MB in the beginning and 51.3MB in the end (delta: -4.7MB). Peak memory consumption was 14.9MB. Max. memory is 16.1GB. [2022-11-21 16:49:30,859 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 75.5MB. Free memory is still 52.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1049.20ms. Allocated memory is still 75.5MB. Free memory was 46.6MB in the beginning and 51.3MB in the end (delta: -4.7MB). Peak memory consumption was 14.9MB. 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