./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inl_p.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17b29dc0-5712-49d5-a7b0-689caee37bdb/bin/uautomizer-J5u9QxTXDZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17b29dc0-5712-49d5-a7b0-689caee37bdb/bin/uautomizer-J5u9QxTXDZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17b29dc0-5712-49d5-a7b0-689caee37bdb/bin/uautomizer-J5u9QxTXDZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17b29dc0-5712-49d5-a7b0-689caee37bdb/bin/uautomizer-J5u9QxTXDZ/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inl_p.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17b29dc0-5712-49d5-a7b0-689caee37bdb/bin/uautomizer-J5u9QxTXDZ/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17b29dc0-5712-49d5-a7b0-689caee37bdb/bin/uautomizer-J5u9QxTXDZ --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 822210afb67ed99ceea45b432aca8ec250ff4c38d2893c644887ddfbc667fadf --- 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-dbf71c6-m [2022-10-17 10:15:34,632 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 10:15:34,635 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 10:15:34,692 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 10:15:34,693 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 10:15:34,697 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 10:15:34,699 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 10:15:34,702 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 10:15:34,705 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 10:15:34,710 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 10:15:34,712 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 10:15:34,714 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 10:15:34,715 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 10:15:34,718 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 10:15:34,720 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 10:15:34,722 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 10:15:34,723 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 10:15:34,724 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 10:15:34,726 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 10:15:34,734 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 10:15:34,736 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 10:15:34,737 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 10:15:34,741 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 10:15:34,742 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 10:15:34,749 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 10:15:34,750 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 10:15:34,750 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 10:15:34,752 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 10:15:34,753 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 10:15:34,754 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 10:15:34,756 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 10:15:34,757 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 10:15:34,759 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 10:15:34,761 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 10:15:34,762 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 10:15:34,762 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 10:15:34,763 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 10:15:34,763 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 10:15:34,764 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 10:15:34,764 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 10:15:34,765 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 10:15:34,766 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17b29dc0-5712-49d5-a7b0-689caee37bdb/bin/uautomizer-J5u9QxTXDZ/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2022-10-17 10:15:34,806 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 10:15:34,806 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 10:15:34,807 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-17 10:15:34,807 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-17 10:15:34,808 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 10:15:34,808 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-17 10:15:34,809 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 10:15:34,809 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 10:15:34,809 INFO L138 SettingsManager]: * Use SBE=true [2022-10-17 10:15:34,809 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 10:15:34,810 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 10:15:34,811 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 10:15:34,811 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 10:15:34,811 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 10:15:34,811 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 10:15:34,811 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-10-17 10:15:34,812 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-10-17 10:15:34,812 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-10-17 10:15:34,812 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 10:15:34,812 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-10-17 10:15:34,812 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 10:15:34,813 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 10:15:34,813 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 10:15:34,813 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-17 10:15:34,813 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-17 10:15:34,813 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 10:15:34,815 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 10:15:34,815 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 10:15:34,815 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-17 10:15:34,816 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 10:15:34,816 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_17b29dc0-5712-49d5-a7b0-689caee37bdb/bin/uautomizer-J5u9QxTXDZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17b29dc0-5712-49d5-a7b0-689caee37bdb/bin/uautomizer-J5u9QxTXDZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 822210afb67ed99ceea45b432aca8ec250ff4c38d2893c644887ddfbc667fadf [2022-10-17 10:15:35,104 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 10:15:35,136 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 10:15:35,140 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 10:15:35,142 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 10:15:35,143 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 10:15:35,144 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17b29dc0-5712-49d5-a7b0-689caee37bdb/bin/uautomizer-J5u9QxTXDZ/../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inl_p.i [2022-10-17 10:15:35,215 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17b29dc0-5712-49d5-a7b0-689caee37bdb/bin/uautomizer-J5u9QxTXDZ/data/3e0cb904d/887c5ecb8a8142be862768b281f12443/FLAGd05dc4751 [2022-10-17 10:15:35,909 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 10:15:35,909 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17b29dc0-5712-49d5-a7b0-689caee37bdb/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inl_p.i [2022-10-17 10:15:35,965 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17b29dc0-5712-49d5-a7b0-689caee37bdb/bin/uautomizer-J5u9QxTXDZ/data/3e0cb904d/887c5ecb8a8142be862768b281f12443/FLAGd05dc4751 [2022-10-17 10:15:36,037 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17b29dc0-5712-49d5-a7b0-689caee37bdb/bin/uautomizer-J5u9QxTXDZ/data/3e0cb904d/887c5ecb8a8142be862768b281f12443 [2022-10-17 10:15:36,039 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 10:15:36,040 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 10:15:36,045 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 10:15:36,045 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 10:15:36,048 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 10:15:36,049 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:15:36" (1/1) ... [2022-10-17 10:15:36,050 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33b2e8b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:15:36, skipping insertion in model container [2022-10-17 10:15:36,050 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:15:36" (1/1) ... [2022-10-17 10:15:36,057 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 10:15:36,155 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 10:15:36,399 WARN L230 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_17b29dc0-5712-49d5-a7b0-689caee37bdb/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inl_p.i[457,470] [2022-10-17 10:15:37,557 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 10:15:37,608 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types of different sizes while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2022-10-17 10:15:37,608 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6683468b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:15:37, skipping insertion in model container [2022-10-17 10:15:37,608 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 10:15:37,609 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-10-17 10:15:37,611 INFO L158 Benchmark]: Toolchain (without parser) took 1569.12ms. Allocated memory was 88.1MB in the beginning and 107.0MB in the end (delta: 18.9MB). Free memory was 45.9MB in the beginning and 54.3MB in the end (delta: -8.4MB). Peak memory consumption was 14.1MB. Max. memory is 16.1GB. [2022-10-17 10:15:37,621 INFO L158 Benchmark]: CDTParser took 0.98ms. Allocated memory is still 88.1MB. Free memory was 67.7MB in the beginning and 67.6MB in the end (delta: 70.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 10:15:37,622 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1564.09ms. Allocated memory was 88.1MB in the beginning and 107.0MB in the end (delta: 18.9MB). Free memory was 45.7MB in the beginning and 54.3MB in the end (delta: -8.6MB). Peak memory consumption was 14.1MB. Max. memory is 16.1GB. [2022-10-17 10:15:37,624 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.98ms. Allocated memory is still 88.1MB. Free memory was 67.7MB in the beginning and 67.6MB in the end (delta: 70.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1564.09ms. Allocated memory was 88.1MB in the beginning and 107.0MB in the end (delta: 18.9MB). Free memory was 45.7MB in the beginning and 54.3MB in the end (delta: -8.6MB). Peak memory consumption was 14.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2978]: Unsupported Syntax Found a cast between two array/pointer types of different sizes while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) 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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17b29dc0-5712-49d5-a7b0-689caee37bdb/bin/uautomizer-J5u9QxTXDZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17b29dc0-5712-49d5-a7b0-689caee37bdb/bin/uautomizer-J5u9QxTXDZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17b29dc0-5712-49d5-a7b0-689caee37bdb/bin/uautomizer-J5u9QxTXDZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17b29dc0-5712-49d5-a7b0-689caee37bdb/bin/uautomizer-J5u9QxTXDZ/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inl_p.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17b29dc0-5712-49d5-a7b0-689caee37bdb/bin/uautomizer-J5u9QxTXDZ/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17b29dc0-5712-49d5-a7b0-689caee37bdb/bin/uautomizer-J5u9QxTXDZ --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 822210afb67ed99ceea45b432aca8ec250ff4c38d2893c644887ddfbc667fadf --- 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-dbf71c6-m [2022-10-17 10:15:39,876 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 10:15:39,878 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 10:15:39,911 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 10:15:39,912 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 10:15:39,913 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 10:15:39,915 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 10:15:39,917 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 10:15:39,919 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 10:15:39,921 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 10:15:39,922 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 10:15:39,923 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 10:15:39,924 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 10:15:39,925 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 10:15:39,926 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 10:15:39,928 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 10:15:39,929 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 10:15:39,930 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 10:15:39,932 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 10:15:39,934 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 10:15:39,936 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 10:15:39,937 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 10:15:39,939 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 10:15:39,940 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 10:15:39,945 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 10:15:39,945 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 10:15:39,946 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 10:15:39,947 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 10:15:39,947 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 10:15:39,949 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 10:15:39,949 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 10:15:39,950 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 10:15:39,951 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 10:15:39,953 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 10:15:39,955 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 10:15:39,955 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 10:15:39,958 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 10:15:39,958 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 10:15:39,959 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 10:15:39,960 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 10:15:39,961 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 10:15:39,961 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17b29dc0-5712-49d5-a7b0-689caee37bdb/bin/uautomizer-J5u9QxTXDZ/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2022-10-17 10:15:39,988 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 10:15:39,988 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 10:15:39,988 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-17 10:15:39,989 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-17 10:15:39,989 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 10:15:39,989 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-17 10:15:39,990 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 10:15:39,990 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 10:15:39,990 INFO L138 SettingsManager]: * Use SBE=true [2022-10-17 10:15:39,991 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 10:15:39,991 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 10:15:39,991 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 10:15:39,991 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 10:15:39,991 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 10:15:39,992 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 10:15:39,992 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-10-17 10:15:39,992 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-10-17 10:15:39,992 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-10-17 10:15:39,992 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 10:15:39,993 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-10-17 10:15:39,993 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-10-17 10:15:39,993 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-10-17 10:15:39,993 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 10:15:39,993 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 10:15:39,993 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 10:15:39,994 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-17 10:15:39,994 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-17 10:15:39,994 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 10:15:39,994 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 10:15:39,994 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 10:15:39,995 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-10-17 10:15:39,995 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-10-17 10:15:39,995 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-17 10:15:39,995 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_17b29dc0-5712-49d5-a7b0-689caee37bdb/bin/uautomizer-J5u9QxTXDZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17b29dc0-5712-49d5-a7b0-689caee37bdb/bin/uautomizer-J5u9QxTXDZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 822210afb67ed99ceea45b432aca8ec250ff4c38d2893c644887ddfbc667fadf [2022-10-17 10:15:40,345 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 10:15:40,374 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 10:15:40,377 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 10:15:40,378 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 10:15:40,379 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 10:15:40,380 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17b29dc0-5712-49d5-a7b0-689caee37bdb/bin/uautomizer-J5u9QxTXDZ/../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inl_p.i [2022-10-17 10:15:40,458 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17b29dc0-5712-49d5-a7b0-689caee37bdb/bin/uautomizer-J5u9QxTXDZ/data/973594c0a/d6bd10ed376241e08b3f3eb65d8b3919/FLAGc0b75cc97 [2022-10-17 10:15:41,132 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 10:15:41,133 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17b29dc0-5712-49d5-a7b0-689caee37bdb/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inl_p.i [2022-10-17 10:15:41,172 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17b29dc0-5712-49d5-a7b0-689caee37bdb/bin/uautomizer-J5u9QxTXDZ/data/973594c0a/d6bd10ed376241e08b3f3eb65d8b3919/FLAGc0b75cc97 [2022-10-17 10:15:41,310 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17b29dc0-5712-49d5-a7b0-689caee37bdb/bin/uautomizer-J5u9QxTXDZ/data/973594c0a/d6bd10ed376241e08b3f3eb65d8b3919 [2022-10-17 10:15:41,313 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 10:15:41,315 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 10:15:41,319 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 10:15:41,319 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 10:15:41,323 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 10:15:41,324 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:15:41" (1/1) ... [2022-10-17 10:15:41,325 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a990cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:15:41, skipping insertion in model container [2022-10-17 10:15:41,326 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:15:41" (1/1) ... [2022-10-17 10:15:41,333 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 10:15:41,444 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 10:15:41,718 WARN L230 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_17b29dc0-5712-49d5-a7b0-689caee37bdb/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inl_p.i[457,470] [2022-10-17 10:15:42,984 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 10:15:43,021 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-10-17 10:15:43,065 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 10:15:43,067 WARN L230 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_17b29dc0-5712-49d5-a7b0-689caee37bdb/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inl_p.i[457,470] [2022-10-17 10:15:43,262 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 10:15:43,317 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 10:15:43,329 WARN L230 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_17b29dc0-5712-49d5-a7b0-689caee37bdb/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inl_p.i[457,470] [2022-10-17 10:15:43,536 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 10:15:43,767 INFO L208 MainTranslator]: Completed translation [2022-10-17 10:15:43,767 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:15:43 WrapperNode [2022-10-17 10:15:43,768 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 10:15:43,769 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 10:15:43,769 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 10:15:43,769 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 10:15:43,776 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:15:43" (1/1) ... [2022-10-17 10:15:43,874 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:15:43" (1/1) ... [2022-10-17 10:15:43,968 INFO L138 Inliner]: procedures = 482, calls = 839, calls flagged for inlining = 54, calls inlined = 37, statements flattened = 970 [2022-10-17 10:15:43,971 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 10:15:43,972 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 10:15:43,973 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 10:15:43,973 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 10:15:43,994 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:15:43" (1/1) ... [2022-10-17 10:15:43,995 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:15:43" (1/1) ... [2022-10-17 10:15:44,021 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:15:43" (1/1) ... [2022-10-17 10:15:44,021 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:15:43" (1/1) ... [2022-10-17 10:15:44,090 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:15:43" (1/1) ... [2022-10-17 10:15:44,111 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:15:43" (1/1) ... [2022-10-17 10:15:44,120 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:15:43" (1/1) ... [2022-10-17 10:15:44,139 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:15:43" (1/1) ... [2022-10-17 10:15:44,158 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 10:15:44,162 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 10:15:44,163 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 10:15:44,163 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 10:15:44,164 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:15:43" (1/1) ... [2022-10-17 10:15:44,171 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 10:15:44,182 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17b29dc0-5712-49d5-a7b0-689caee37bdb/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:15:44,197 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17b29dc0-5712-49d5-a7b0-689caee37bdb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-10-17 10:15:44,231 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17b29dc0-5712-49d5-a7b0-689caee37bdb/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-10-17 10:15:44,255 INFO L130 BoogieDeclarations]: Found specification of procedure zf_timer_off [2022-10-17 10:15:44,255 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_timer_off [2022-10-17 10:15:44,255 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~C_UINT~X~C_ULONG~TO~C_INT [2022-10-17 10:15:44,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~C_UINT~X~C_ULONG~TO~C_INT [2022-10-17 10:15:44,256 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-10-17 10:15:44,256 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_begin [2022-10-17 10:15:44,256 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-10-17 10:15:44,256 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-10-17 10:15:44,257 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 10:15:44,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2022-10-17 10:15:44,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-10-17 10:15:44,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-10-17 10:15:44,257 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-10-17 10:15:44,258 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-10-17 10:15:44,258 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-10-17 10:15:44,258 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_end [2022-10-17 10:15:44,258 INFO L130 BoogieDeclarations]: Found specification of procedure zf_get_control [2022-10-17 10:15:44,258 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_get_control [2022-10-17 10:15:44,258 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2022-10-17 10:15:44,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2022-10-17 10:15:44,259 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 10:15:44,259 INFO L130 BoogieDeclarations]: Found specification of procedure request_region [2022-10-17 10:15:44,259 INFO L138 BoogieDeclarations]: Found implementation of procedure request_region [2022-10-17 10:15:44,260 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 10:15:44,260 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 10:15:44,260 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-10-17 10:15:44,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-10-17 10:15:44,260 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irqsave [2022-10-17 10:15:44,261 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irqsave [2022-10-17 10:15:44,261 INFO L130 BoogieDeclarations]: Found specification of procedure release_region [2022-10-17 10:15:44,261 INFO L138 BoogieDeclarations]: Found implementation of procedure release_region [2022-10-17 10:15:44,261 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 10:15:44,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 10:15:44,262 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_init [2022-10-17 10:15:44,262 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_init [2022-10-17 10:15:44,262 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2022-10-17 10:15:44,262 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-10-17 10:15:44,263 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2022-10-17 10:15:44,263 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-10-17 10:15:44,263 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-10-17 10:15:44,263 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-10-17 10:15:44,263 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2022-10-17 10:15:44,264 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2022-10-17 10:15:44,264 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 10:15:44,264 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 10:15:44,264 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2022-10-17 10:15:44,265 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2022-10-17 10:15:44,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2022-10-17 10:15:44,265 INFO L130 BoogieDeclarations]: Found specification of procedure cdev_add [2022-10-17 10:15:44,265 INFO L138 BoogieDeclarations]: Found implementation of procedure cdev_add [2022-10-17 10:15:44,267 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-10-17 10:15:44,267 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2022-10-17 10:15:44,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-10-17 10:15:44,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-17 10:15:44,269 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2022-10-17 10:15:44,269 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2022-10-17 10:15:44,269 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2022-10-17 10:15:44,269 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2022-10-17 10:15:44,270 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2022-10-17 10:15:44,270 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2022-10-17 10:15:44,270 INFO L130 BoogieDeclarations]: Found specification of procedure misc_deregister [2022-10-17 10:15:44,270 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_deregister [2022-10-17 10:15:44,271 INFO L130 BoogieDeclarations]: Found specification of procedure assert_context_process [2022-10-17 10:15:44,271 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_context_process [2022-10-17 10:15:44,271 INFO L130 BoogieDeclarations]: Found specification of procedure zf_set_control [2022-10-17 10:15:44,271 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_set_control [2022-10-17 10:15:44,271 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~C_ULONG~X~$Pointer$~TO~C_LONG [2022-10-17 10:15:44,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~C_ULONG~X~$Pointer$~TO~C_LONG [2022-10-17 10:15:44,272 INFO L130 BoogieDeclarations]: Found specification of procedure zf_readw [2022-10-17 10:15:44,273 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_readw [2022-10-17 10:15:44,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2022-10-17 10:15:44,273 INFO L130 BoogieDeclarations]: Found specification of procedure zf_ping [2022-10-17 10:15:44,273 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_ping [2022-10-17 10:15:44,273 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-10-17 10:15:44,274 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-10-17 10:15:44,274 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~C_ULONG~TO~VOID [2022-10-17 10:15:44,274 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~C_ULONG~TO~VOID [2022-10-17 10:15:44,760 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 10:15:44,763 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 10:15:50,553 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 10:15:50,566 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 10:15:50,566 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-10-17 10:15:50,570 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 10:15:50 BoogieIcfgContainer [2022-10-17 10:15:50,570 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 10:15:50,573 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-17 10:15:50,573 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-17 10:15:50,576 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-17 10:15:50,576 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.10 10:15:41" (1/3) ... [2022-10-17 10:15:50,577 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5912bc1e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.10 10:15:50, skipping insertion in model container [2022-10-17 10:15:50,577 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:15:43" (2/3) ... [2022-10-17 10:15:50,577 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5912bc1e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.10 10:15:50, skipping insertion in model container [2022-10-17 10:15:50,578 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 10:15:50" (3/3) ... [2022-10-17 10:15:50,579 INFO L112 eAbstractionObserver]: Analyzing ICFG ddv_machzwd_inl_p.i [2022-10-17 10:15:50,597 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-17 10:15:50,597 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 205 error locations. [2022-10-17 10:15:50,662 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-10-17 10:15:50,670 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=false, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=All, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@35ea8c46, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-17 10:15:50,670 INFO L358 AbstractCegarLoop]: Starting to check reachability of 205 error locations. [2022-10-17 10:15:50,679 INFO L276 IsEmpty]: Start isEmpty. Operand has 666 states, 356 states have (on average 1.8202247191011236) internal successors, (648), 566 states have internal predecessors, (648), 78 states have call successors, (78), 26 states have call predecessors, (78), 26 states have return successors, (78), 78 states have call predecessors, (78), 78 states have call successors, (78) [2022-10-17 10:15:50,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-10-17 10:15:50,685 INFO L187 NwaCegarLoop]: Found error trace [2022-10-17 10:15:50,686 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2022-10-17 10:15:50,687 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting spin_lock_initErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [spin_lock_initErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, spin_lock_initErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, spin_lock_initErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 202 more)] === [2022-10-17 10:15:50,692 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:15:50,693 INFO L85 PathProgramCache]: Analyzing trace with hash 333908101, now seen corresponding path program 1 times [2022-10-17 10:15:50,708 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-10-17 10:15:50,709 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1700781071] [2022-10-17 10:15:50,709 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:15:50,709 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-10-17 10:15:50,710 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17b29dc0-5712-49d5-a7b0-689caee37bdb/bin/uautomizer-J5u9QxTXDZ/mathsat [2022-10-17 10:15:50,713 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17b29dc0-5712-49d5-a7b0-689caee37bdb/bin/uautomizer-J5u9QxTXDZ/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-10-17 10:15:50,763 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17b29dc0-5712-49d5-a7b0-689caee37bdb/bin/uautomizer-J5u9QxTXDZ/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-10-17 10:15:51,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:15:51,245 INFO L263 TraceCheckSpWp]: Trace formula consists of 472 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 10:15:51,250 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:15:51,415 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 10:15:51,416 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-10-17 10:15:51,417 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-10-17 10:15:51,418 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1700781071] [2022-10-17 10:15:51,418 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1700781071] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 10:15:51,418 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 10:15:51,423 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-17 10:15:51,424 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1168174226] [2022-10-17 10:15:51,425 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 10:15:51,433 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-17 10:15:51,433 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-10-17 10:15:51,471 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-17 10:15:51,472 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-10-17 10:15:51,475 INFO L87 Difference]: Start difference. First operand has 666 states, 356 states have (on average 1.8202247191011236) internal successors, (648), 566 states have internal predecessors, (648), 78 states have call successors, (78), 26 states have call predecessors, (78), 26 states have return successors, (78), 78 states have call predecessors, (78), 78 states have call successors, (78) Second operand has 5 states, 4 states have (on average 1.0) internal successors, (4), 3 states have internal predecessors, (4), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 10:15:53,523 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-17 10:15:55,537 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-17 10:15:58,945 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-17 10:15:58,946 INFO L93 Difference]: Finished difference Result 1204 states and 1443 transitions. [2022-10-17 10:15:58,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-17 10:15:58,949 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 1.0) internal successors, (4), 3 states have internal predecessors, (4), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 5 [2022-10-17 10:15:58,949 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-17 10:15:58,969 INFO L225 Difference]: With dead ends: 1204 [2022-10-17 10:15:58,969 INFO L226 Difference]: Without dead ends: 1200 [2022-10-17 10:15:58,970 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-10-17 10:15:58,974 INFO L413 NwaCegarLoop]: 759 mSDtfsCounter, 687 mSDsluCounter, 1725 mSDsCounter, 0 mSdLazyCounter, 1106 mSolverCounterSat, 4 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 688 SdHoareTripleChecker+Valid, 2484 SdHoareTripleChecker+Invalid, 1112 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 1106 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.3s IncrementalHoareTripleChecker+Time [2022-10-17 10:15:58,975 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [688 Valid, 2484 Invalid, 1112 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 1106 Invalid, 2 Unknown, 0 Unchecked, 7.3s Time] [2022-10-17 10:15:58,996 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1200 states. [2022-10-17 10:15:59,075 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1200 to 987. [2022-10-17 10:15:59,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 987 states, 594 states have (on average 1.803030303030303) internal successors, (1071), 814 states have internal predecessors, (1071), 138 states have call successors, (138), 50 states have call predecessors, (138), 50 states have return successors, (138), 131 states have call predecessors, (138), 138 states have call successors, (138) [2022-10-17 10:15:59,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 987 states to 987 states and 1347 transitions. [2022-10-17 10:15:59,090 INFO L78 Accepts]: Start accepts. Automaton has 987 states and 1347 transitions. Word has length 5 [2022-10-17 10:15:59,090 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-17 10:15:59,092 INFO L495 AbstractCegarLoop]: Abstraction has 987 states and 1347 transitions. [2022-10-17 10:15:59,094 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 1.0) internal successors, (4), 3 states have internal predecessors, (4), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 10:15:59,095 INFO L276 IsEmpty]: Start isEmpty. Operand 987 states and 1347 transitions. [2022-10-17 10:15:59,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-10-17 10:15:59,096 INFO L187 NwaCegarLoop]: Found error trace [2022-10-17 10:15:59,096 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2022-10-17 10:15:59,116 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17b29dc0-5712-49d5-a7b0-689caee37bdb/bin/uautomizer-J5u9QxTXDZ/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2022-10-17 10:15:59,311 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17b29dc0-5712-49d5-a7b0-689caee37bdb/bin/uautomizer-J5u9QxTXDZ/mathsat -unsat_core_generation=3 [2022-10-17 10:15:59,311 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting spin_lock_initErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [spin_lock_initErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, spin_lock_initErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, spin_lock_initErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 202 more)] === [2022-10-17 10:15:59,312 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:15:59,312 INFO L85 PathProgramCache]: Analyzing trace with hash 333908102, now seen corresponding path program 1 times [2022-10-17 10:15:59,313 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-10-17 10:15:59,313 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [477462645] [2022-10-17 10:15:59,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:15:59,313 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-10-17 10:15:59,314 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17b29dc0-5712-49d5-a7b0-689caee37bdb/bin/uautomizer-J5u9QxTXDZ/mathsat [2022-10-17 10:15:59,315 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17b29dc0-5712-49d5-a7b0-689caee37bdb/bin/uautomizer-J5u9QxTXDZ/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-10-17 10:15:59,354 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17b29dc0-5712-49d5-a7b0-689caee37bdb/bin/uautomizer-J5u9QxTXDZ/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-10-17 10:15:59,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:15:59,765 INFO L263 TraceCheckSpWp]: Trace formula consists of 472 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 10:15:59,767 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:15:59,880 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 10:15:59,881 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-10-17 10:15:59,881 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-10-17 10:15:59,881 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [477462645] [2022-10-17 10:15:59,881 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [477462645] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 10:15:59,881 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 10:15:59,882 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-17 10:15:59,882 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [697086477] [2022-10-17 10:15:59,882 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 10:15:59,883 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-17 10:15:59,883 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-10-17 10:15:59,884 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-17 10:15:59,884 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-10-17 10:15:59,884 INFO L87 Difference]: Start difference. First operand 987 states and 1347 transitions. Second operand has 5 states, 4 states have (on average 1.0) internal successors, (4), 3 states have internal predecessors, (4), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 10:16:01,915 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-17 10:16:03,931 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-17 10:16:06,796 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-17 10:16:06,796 INFO L93 Difference]: Finished difference Result 1119 states and 1439 transitions. [2022-10-17 10:16:06,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-17 10:16:06,797 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 1.0) internal successors, (4), 3 states have internal predecessors, (4), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 5 [2022-10-17 10:16:06,797 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-17 10:16:06,807 INFO L225 Difference]: With dead ends: 1119 [2022-10-17 10:16:06,808 INFO L226 Difference]: Without dead ends: 1119 [2022-10-17 10:16:06,808 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-10-17 10:16:06,809 INFO L413 NwaCegarLoop]: 840 mSDtfsCounter, 268 mSDsluCounter, 1790 mSDsCounter, 0 mSdLazyCounter, 850 mSolverCounterSat, 1 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 269 SdHoareTripleChecker+Valid, 2630 SdHoareTripleChecker+Invalid, 853 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 850 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.8s IncrementalHoareTripleChecker+Time [2022-10-17 10:16:06,810 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [269 Valid, 2630 Invalid, 853 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 850 Invalid, 2 Unknown, 0 Unchecked, 6.8s Time] [2022-10-17 10:16:06,813 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1119 states. [2022-10-17 10:16:06,847 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1119 to 1060. [2022-10-17 10:16:06,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1060 states, 635 states have (on average 1.7653543307086614) internal successors, (1121), 856 states have internal predecessors, (1121), 157 states have call successors, (157), 63 states have call predecessors, (157), 63 states have return successors, (157), 150 states have call predecessors, (157), 157 states have call successors, (157) [2022-10-17 10:16:06,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1060 states to 1060 states and 1435 transitions. [2022-10-17 10:16:06,885 INFO L78 Accepts]: Start accepts. Automaton has 1060 states and 1435 transitions. Word has length 5 [2022-10-17 10:16:06,885 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-17 10:16:06,886 INFO L495 AbstractCegarLoop]: Abstraction has 1060 states and 1435 transitions. [2022-10-17 10:16:06,887 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 1.0) internal successors, (4), 3 states have internal predecessors, (4), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-17 10:16:06,888 INFO L276 IsEmpty]: Start isEmpty. Operand 1060 states and 1435 transitions. [2022-10-17 10:16:06,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 10:16:06,888 INFO L187 NwaCegarLoop]: Found error trace [2022-10-17 10:16:06,889 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 10:16:06,906 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17b29dc0-5712-49d5-a7b0-689caee37bdb/bin/uautomizer-J5u9QxTXDZ/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:07,106 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17b29dc0-5712-49d5-a7b0-689caee37bdb/bin/uautomizer-J5u9QxTXDZ/mathsat -unsat_core_generation=3 [2022-10-17 10:16:07,107 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [spin_lock_initErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, spin_lock_initErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, spin_lock_initErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 202 more)] === [2022-10-17 10:16:07,107 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:16:07,107 INFO L85 PathProgramCache]: Analyzing trace with hash -863937403, now seen corresponding path program 1 times [2022-10-17 10:16:07,108 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-10-17 10:16:07,108 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [984082880] [2022-10-17 10:16:07,108 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:16:07,108 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-10-17 10:16:07,109 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17b29dc0-5712-49d5-a7b0-689caee37bdb/bin/uautomizer-J5u9QxTXDZ/mathsat [2022-10-17 10:16:07,109 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17b29dc0-5712-49d5-a7b0-689caee37bdb/bin/uautomizer-J5u9QxTXDZ/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-10-17 10:16:07,112 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17b29dc0-5712-49d5-a7b0-689caee37bdb/bin/uautomizer-J5u9QxTXDZ/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-10-17 10:16:07,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:16:07,514 INFO L263 TraceCheckSpWp]: Trace formula consists of 520 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 10:16:07,515 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:16:07,626 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 10:16:07,627 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-10-17 10:16:07,627 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-10-17 10:16:07,627 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [984082880] [2022-10-17 10:16:07,627 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [984082880] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 10:16:07,628 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 10:16:07,628 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2022-10-17 10:16:07,628 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [631789969] [2022-10-17 10:16:07,628 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 10:16:07,629 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-17 10:16:07,629 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-10-17 10:16:07,629 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-17 10:16:07,630 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-17 10:16:07,630 INFO L87 Difference]: Start difference. First operand 1060 states and 1435 transitions. Second operand has 3 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-10-17 10:16:09,286 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-17 10:16:09,287 INFO L93 Difference]: Finished difference Result 1266 states and 1522 transitions. [2022-10-17 10:16:09,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-17 10:16:09,287 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 11 [2022-10-17 10:16:09,288 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-17 10:16:09,297 INFO L225 Difference]: With dead ends: 1266 [2022-10-17 10:16:09,298 INFO L226 Difference]: Without dead ends: 1266 [2022-10-17 10:16:09,298 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-17 10:16:09,299 INFO L413 NwaCegarLoop]: 742 mSDtfsCounter, 660 mSDsluCounter, 548 mSDsCounter, 0 mSdLazyCounter, 389 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 660 SdHoareTripleChecker+Valid, 1290 SdHoareTripleChecker+Invalid, 396 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 389 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-10-17 10:16:09,300 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [660 Valid, 1290 Invalid, 396 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 389 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-10-17 10:16:09,302 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1266 states. [2022-10-17 10:16:09,332 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1266 to 1059. [2022-10-17 10:16:09,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1059 states, 635 states have (on average 1.75748031496063) internal successors, (1116), 855 states have internal predecessors, (1116), 157 states have call successors, (157), 63 states have call predecessors, (157), 63 states have return successors, (157), 150 states have call predecessors, (157), 157 states have call successors, (157) [2022-10-17 10:16:09,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1059 states to 1059 states and 1430 transitions. [2022-10-17 10:16:09,342 INFO L78 Accepts]: Start accepts. Automaton has 1059 states and 1430 transitions. Word has length 11 [2022-10-17 10:16:09,342 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-17 10:16:09,342 INFO L495 AbstractCegarLoop]: Abstraction has 1059 states and 1430 transitions. [2022-10-17 10:16:09,343 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-10-17 10:16:09,343 INFO L276 IsEmpty]: Start isEmpty. Operand 1059 states and 1430 transitions. [2022-10-17 10:16:09,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 10:16:09,343 INFO L187 NwaCegarLoop]: Found error trace [2022-10-17 10:16:09,344 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 10:16:09,359 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17b29dc0-5712-49d5-a7b0-689caee37bdb/bin/uautomizer-J5u9QxTXDZ/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2022-10-17 10:16:09,559 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17b29dc0-5712-49d5-a7b0-689caee37bdb/bin/uautomizer-J5u9QxTXDZ/mathsat -unsat_core_generation=3 [2022-10-17 10:16:09,560 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [spin_lock_initErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, spin_lock_initErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, spin_lock_initErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 202 more)] === [2022-10-17 10:16:09,560 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:16:09,560 INFO L85 PathProgramCache]: Analyzing trace with hash -863937402, now seen corresponding path program 1 times [2022-10-17 10:16:09,561 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-10-17 10:16:09,561 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [304144735] [2022-10-17 10:16:09,561 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:16:09,561 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-10-17 10:16:09,562 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17b29dc0-5712-49d5-a7b0-689caee37bdb/bin/uautomizer-J5u9QxTXDZ/mathsat [2022-10-17 10:16:09,563 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17b29dc0-5712-49d5-a7b0-689caee37bdb/bin/uautomizer-J5u9QxTXDZ/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-10-17 10:16:09,609 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17b29dc0-5712-49d5-a7b0-689caee37bdb/bin/uautomizer-J5u9QxTXDZ/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process