./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_all.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_3c60b7d8-240f-457d-a477-b10c75b754b7/bin/uautomizer-J5u9QxTXDZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c60b7d8-240f-457d-a477-b10c75b754b7/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_3c60b7d8-240f-457d-a477-b10c75b754b7/bin/uautomizer-J5u9QxTXDZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c60b7d8-240f-457d-a477-b10c75b754b7/bin/uautomizer-J5u9QxTXDZ/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_all.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c60b7d8-240f-457d-a477-b10c75b754b7/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_3c60b7d8-240f-457d-a477-b10c75b754b7/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 a564ea576763c13bfd3673da7d9fb82b1799f9ec9208539e745949eb812373cd --- 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 10:53:26,682 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 10:53:26,684 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 10:53:26,732 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 10:53:26,733 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 10:53:26,734 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 10:53:26,735 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 10:53:26,738 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 10:53:26,740 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 10:53:26,741 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 10:53:26,745 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 10:53:26,747 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 10:53:26,749 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 10:53:26,752 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 10:53:26,753 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 10:53:26,756 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 10:53:26,759 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 10:53:26,763 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 10:53:26,766 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 10:53:26,769 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 10:53:26,776 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 10:53:26,778 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 10:53:26,779 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 10:53:26,781 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 10:53:26,787 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 10:53:26,789 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 10:53:26,789 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 10:53:26,792 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 10:53:26,792 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 10:53:26,794 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 10:53:26,795 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 10:53:26,796 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 10:53:26,798 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 10:53:26,799 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 10:53:26,800 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 10:53:26,800 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 10:53:26,801 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 10:53:26,801 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 10:53:26,802 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 10:53:26,809 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 10:53:26,810 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 10:53:26,812 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c60b7d8-240f-457d-a477-b10c75b754b7/bin/uautomizer-J5u9QxTXDZ/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2022-10-17 10:53:26,867 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 10:53:26,867 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 10:53:26,868 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-17 10:53:26,868 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-17 10:53:26,869 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 10:53:26,869 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-17 10:53:26,869 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 10:53:26,869 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 10:53:26,870 INFO L138 SettingsManager]: * Use SBE=true [2022-10-17 10:53:26,870 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 10:53:26,871 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 10:53:26,871 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 10:53:26,871 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 10:53:26,871 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 10:53:26,872 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 10:53:26,872 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-10-17 10:53:26,872 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-10-17 10:53:26,872 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-10-17 10:53:26,872 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 10:53:26,872 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-10-17 10:53:26,873 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 10:53:26,873 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 10:53:26,873 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 10:53:26,873 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-17 10:53:26,873 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-17 10:53:26,873 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 10:53:26,874 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 10:53:26,874 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 10:53:26,874 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-17 10:53:26,874 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 10:53:26,874 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_3c60b7d8-240f-457d-a477-b10c75b754b7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c60b7d8-240f-457d-a477-b10c75b754b7/bin/uautomizer-J5u9QxTXDZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a564ea576763c13bfd3673da7d9fb82b1799f9ec9208539e745949eb812373cd [2022-10-17 10:53:27,120 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 10:53:27,149 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 10:53:27,151 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 10:53:27,153 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 10:53:27,153 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 10:53:27,154 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c60b7d8-240f-457d-a477-b10c75b754b7/bin/uautomizer-J5u9QxTXDZ/../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_all.i [2022-10-17 10:53:27,229 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c60b7d8-240f-457d-a477-b10c75b754b7/bin/uautomizer-J5u9QxTXDZ/data/183b4dc75/7521dde5456a4edea6c14defcf1e8715/FLAGb7ff84c98 [2022-10-17 10:53:28,007 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 10:53:28,008 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c60b7d8-240f-457d-a477-b10c75b754b7/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_all.i [2022-10-17 10:53:28,044 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c60b7d8-240f-457d-a477-b10c75b754b7/bin/uautomizer-J5u9QxTXDZ/data/183b4dc75/7521dde5456a4edea6c14defcf1e8715/FLAGb7ff84c98 [2022-10-17 10:53:28,110 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c60b7d8-240f-457d-a477-b10c75b754b7/bin/uautomizer-J5u9QxTXDZ/data/183b4dc75/7521dde5456a4edea6c14defcf1e8715 [2022-10-17 10:53:28,114 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 10:53:28,116 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 10:53:28,119 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 10:53:28,119 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 10:53:28,122 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 10:53:28,123 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:53:28" (1/1) ... [2022-10-17 10:53:28,125 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ab4185d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:53:28, skipping insertion in model container [2022-10-17 10:53:28,125 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:53:28" (1/1) ... [2022-10-17 10:53:28,133 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 10:53:28,222 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 10:53:28,467 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_3c60b7d8-240f-457d-a477-b10c75b754b7/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_all.i[452,465] [2022-10-17 10:53:29,431 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 10:53:29,485 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 10:53:29,485 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5e39231b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:53:29, skipping insertion in model container [2022-10-17 10:53:29,485 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 10:53:29,486 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-10-17 10:53:29,488 INFO L158 Benchmark]: Toolchain (without parser) took 1370.41ms. Allocated memory was 90.2MB in the beginning and 119.5MB in the end (delta: 29.4MB). Free memory was 61.9MB in the beginning and 88.4MB in the end (delta: -26.5MB). Peak memory consumption was 31.1MB. Max. memory is 16.1GB. [2022-10-17 10:53:29,488 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 90.2MB. Free memory is still 60.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 10:53:29,492 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1366.72ms. Allocated memory was 90.2MB in the beginning and 119.5MB in the end (delta: 29.4MB). Free memory was 61.6MB in the beginning and 88.4MB in the end (delta: -26.8MB). Peak memory consumption was 29.0MB. Max. memory is 16.1GB. [2022-10-17 10:53:29,497 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 90.2MB. Free memory is still 60.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1366.72ms. Allocated memory was 90.2MB in the beginning and 119.5MB in the end (delta: 29.4MB). Free memory was 61.6MB in the beginning and 88.4MB in the end (delta: -26.8MB). Peak memory consumption was 29.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2992]: 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_3c60b7d8-240f-457d-a477-b10c75b754b7/bin/uautomizer-J5u9QxTXDZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c60b7d8-240f-457d-a477-b10c75b754b7/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_3c60b7d8-240f-457d-a477-b10c75b754b7/bin/uautomizer-J5u9QxTXDZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c60b7d8-240f-457d-a477-b10c75b754b7/bin/uautomizer-J5u9QxTXDZ/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_all.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c60b7d8-240f-457d-a477-b10c75b754b7/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_3c60b7d8-240f-457d-a477-b10c75b754b7/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 a564ea576763c13bfd3673da7d9fb82b1799f9ec9208539e745949eb812373cd --- 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 10:53:31,758 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 10:53:31,762 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 10:53:31,809 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 10:53:31,810 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 10:53:31,814 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 10:53:31,816 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 10:53:31,824 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 10:53:31,830 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 10:53:31,836 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 10:53:31,837 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 10:53:31,840 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 10:53:31,840 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 10:53:31,843 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 10:53:31,845 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 10:53:31,847 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 10:53:31,849 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 10:53:31,850 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 10:53:31,852 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 10:53:31,862 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 10:53:31,864 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 10:53:31,865 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 10:53:31,869 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 10:53:31,870 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 10:53:31,880 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 10:53:31,881 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 10:53:31,881 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 10:53:31,883 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 10:53:31,884 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 10:53:31,885 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 10:53:31,885 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 10:53:31,886 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 10:53:31,888 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 10:53:31,889 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 10:53:31,890 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 10:53:31,891 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 10:53:31,891 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 10:53:31,892 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 10:53:31,892 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 10:53:31,894 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 10:53:31,895 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 10:53:31,896 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c60b7d8-240f-457d-a477-b10c75b754b7/bin/uautomizer-J5u9QxTXDZ/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2022-10-17 10:53:31,944 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 10:53:31,944 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 10:53:31,945 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-17 10:53:31,945 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-17 10:53:31,946 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 10:53:31,946 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-17 10:53:31,947 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 10:53:31,947 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 10:53:31,947 INFO L138 SettingsManager]: * Use SBE=true [2022-10-17 10:53:31,947 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 10:53:31,948 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 10:53:31,948 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 10:53:31,948 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 10:53:31,948 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 10:53:31,949 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 10:53:31,949 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-10-17 10:53:31,949 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-10-17 10:53:31,949 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-10-17 10:53:31,950 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 10:53:31,950 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-10-17 10:53:31,950 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-10-17 10:53:31,950 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-10-17 10:53:31,950 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 10:53:31,951 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 10:53:31,951 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 10:53:31,951 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-17 10:53:31,951 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-17 10:53:31,952 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 10:53:31,952 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 10:53:31,952 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 10:53:31,952 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-10-17 10:53:31,953 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-10-17 10:53:31,953 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-17 10:53:31,953 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_3c60b7d8-240f-457d-a477-b10c75b754b7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c60b7d8-240f-457d-a477-b10c75b754b7/bin/uautomizer-J5u9QxTXDZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a564ea576763c13bfd3673da7d9fb82b1799f9ec9208539e745949eb812373cd [2022-10-17 10:53:32,331 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 10:53:32,359 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 10:53:32,362 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 10:53:32,363 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 10:53:32,364 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 10:53:32,366 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c60b7d8-240f-457d-a477-b10c75b754b7/bin/uautomizer-J5u9QxTXDZ/../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_all.i [2022-10-17 10:53:32,443 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c60b7d8-240f-457d-a477-b10c75b754b7/bin/uautomizer-J5u9QxTXDZ/data/32719ecb2/c6da60ed82ad4566a5488553f223b655/FLAG7dd99d4bc [2022-10-17 10:53:33,211 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 10:53:33,212 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c60b7d8-240f-457d-a477-b10c75b754b7/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_all.i [2022-10-17 10:53:33,250 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c60b7d8-240f-457d-a477-b10c75b754b7/bin/uautomizer-J5u9QxTXDZ/data/32719ecb2/c6da60ed82ad4566a5488553f223b655/FLAG7dd99d4bc [2022-10-17 10:53:33,290 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c60b7d8-240f-457d-a477-b10c75b754b7/bin/uautomizer-J5u9QxTXDZ/data/32719ecb2/c6da60ed82ad4566a5488553f223b655 [2022-10-17 10:53:33,293 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 10:53:33,295 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 10:53:33,300 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 10:53:33,300 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 10:53:33,304 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 10:53:33,305 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:53:33" (1/1) ... [2022-10-17 10:53:33,307 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c5e411c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:53:33, skipping insertion in model container [2022-10-17 10:53:33,307 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:53:33" (1/1) ... [2022-10-17 10:53:33,314 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 10:53:33,424 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 10:53:33,721 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_3c60b7d8-240f-457d-a477-b10c75b754b7/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_all.i[452,465] [2022-10-17 10:53:34,840 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 10:53:34,893 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-10-17 10:53:34,932 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 10:53:34,939 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_3c60b7d8-240f-457d-a477-b10c75b754b7/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_all.i[452,465] [2022-10-17 10:53:35,168 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 10:53:35,186 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 10:53:35,201 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_3c60b7d8-240f-457d-a477-b10c75b754b7/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_all.i[452,465] [2022-10-17 10:53:35,433 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 10:53:35,658 INFO L208 MainTranslator]: Completed translation [2022-10-17 10:53:35,658 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:53:35 WrapperNode [2022-10-17 10:53:35,659 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 10:53:35,660 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 10:53:35,660 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 10:53:35,660 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 10:53:35,668 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:53:35" (1/1) ... [2022-10-17 10:53:35,776 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:53:35" (1/1) ... [2022-10-17 10:53:35,888 INFO L138 Inliner]: procedures = 484, calls = 866, calls flagged for inlining = 55, calls inlined = 37, statements flattened = 984 [2022-10-17 10:53:35,889 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 10:53:35,890 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 10:53:35,890 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 10:53:35,890 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 10:53:35,899 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:53:35" (1/1) ... [2022-10-17 10:53:35,900 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:53:35" (1/1) ... [2022-10-17 10:53:35,923 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:53:35" (1/1) ... [2022-10-17 10:53:35,923 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:53:35" (1/1) ... [2022-10-17 10:53:35,988 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:53:35" (1/1) ... [2022-10-17 10:53:35,995 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:53:35" (1/1) ... [2022-10-17 10:53:36,006 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:53:35" (1/1) ... [2022-10-17 10:53:36,014 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:53:35" (1/1) ... [2022-10-17 10:53:36,028 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 10:53:36,029 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 10:53:36,029 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 10:53:36,029 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 10:53:36,030 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:53:35" (1/1) ... [2022-10-17 10:53:36,036 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 10:53:36,047 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c60b7d8-240f-457d-a477-b10c75b754b7/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:53:36,059 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c60b7d8-240f-457d-a477-b10c75b754b7/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-10-17 10:53:36,088 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c60b7d8-240f-457d-a477-b10c75b754b7/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-10-17 10:53:36,121 INFO L130 BoogieDeclarations]: Found specification of procedure zf_timer_off [2022-10-17 10:53:36,121 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_timer_off [2022-10-17 10:53:36,121 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~C_UINT~X~C_ULONG~TO~C_INT [2022-10-17 10:53:36,121 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~C_UINT~X~C_ULONG~TO~C_INT [2022-10-17 10:53:36,122 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-10-17 10:53:36,122 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_begin [2022-10-17 10:53:36,122 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-10-17 10:53:36,122 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-10-17 10:53:36,122 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 10:53:36,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2022-10-17 10:53:36,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-10-17 10:53:36,123 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-10-17 10:53:36,123 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-10-17 10:53:36,123 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-10-17 10:53:36,123 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-10-17 10:53:36,123 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_end [2022-10-17 10:53:36,123 INFO L130 BoogieDeclarations]: Found specification of procedure zf_get_control [2022-10-17 10:53:36,124 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_get_control [2022-10-17 10:53:36,124 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-10-17 10:53:36,124 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-10-17 10:53:36,124 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2022-10-17 10:53:36,124 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2022-10-17 10:53:36,124 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 10:53:36,125 INFO L130 BoogieDeclarations]: Found specification of procedure request_region [2022-10-17 10:53:36,125 INFO L138 BoogieDeclarations]: Found implementation of procedure request_region [2022-10-17 10:53:36,125 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 10:53:36,125 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 10:53:36,125 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-10-17 10:53:36,125 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-10-17 10:53:36,125 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irqsave [2022-10-17 10:53:36,126 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irqsave [2022-10-17 10:53:36,126 INFO L130 BoogieDeclarations]: Found specification of procedure release_region [2022-10-17 10:53:36,126 INFO L138 BoogieDeclarations]: Found implementation of procedure release_region [2022-10-17 10:53:36,126 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 10:53:36,126 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 10:53:36,126 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_init [2022-10-17 10:53:36,127 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_init [2022-10-17 10:53:36,127 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2022-10-17 10:53:36,127 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-10-17 10:53:36,127 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2022-10-17 10:53:36,127 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-10-17 10:53:36,127 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-10-17 10:53:36,128 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-10-17 10:53:36,128 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2022-10-17 10:53:36,128 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2022-10-17 10:53:36,128 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 10:53:36,128 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 10:53:36,128 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2022-10-17 10:53:36,128 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2022-10-17 10:53:36,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2022-10-17 10:53:36,129 INFO L130 BoogieDeclarations]: Found specification of procedure cdev_add [2022-10-17 10:53:36,129 INFO L138 BoogieDeclarations]: Found implementation of procedure cdev_add [2022-10-17 10:53:36,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-10-17 10:53:36,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2022-10-17 10:53:36,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-10-17 10:53:36,130 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-17 10:53:36,130 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2022-10-17 10:53:36,130 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2022-10-17 10:53:36,130 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2022-10-17 10:53:36,130 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2022-10-17 10:53:36,130 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2022-10-17 10:53:36,131 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2022-10-17 10:53:36,131 INFO L130 BoogieDeclarations]: Found specification of procedure misc_deregister [2022-10-17 10:53:36,131 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_deregister [2022-10-17 10:53:36,131 INFO L130 BoogieDeclarations]: Found specification of procedure assert_context_process [2022-10-17 10:53:36,131 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_context_process [2022-10-17 10:53:36,131 INFO L130 BoogieDeclarations]: Found specification of procedure zf_set_control [2022-10-17 10:53:36,132 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_set_control [2022-10-17 10:53:36,132 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~C_ULONG~X~$Pointer$~TO~C_LONG [2022-10-17 10:53:36,132 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~C_ULONG~X~$Pointer$~TO~C_LONG [2022-10-17 10:53:36,132 INFO L130 BoogieDeclarations]: Found specification of procedure zf_readw [2022-10-17 10:53:36,132 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_readw [2022-10-17 10:53:36,132 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2022-10-17 10:53:36,133 INFO L130 BoogieDeclarations]: Found specification of procedure zf_ping [2022-10-17 10:53:36,133 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_ping [2022-10-17 10:53:36,133 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-10-17 10:53:36,133 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-10-17 10:53:36,133 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~C_ULONG~TO~VOID [2022-10-17 10:53:36,133 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~C_ULONG~TO~VOID [2022-10-17 10:53:36,512 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 10:53:36,515 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 10:53:42,557 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 10:53:42,569 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 10:53:42,570 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-10-17 10:53:42,573 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 10:53:42 BoogieIcfgContainer [2022-10-17 10:53:42,573 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 10:53:42,576 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-17 10:53:42,576 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-17 10:53:42,579 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-17 10:53:42,579 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.10 10:53:33" (1/3) ... [2022-10-17 10:53:42,580 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b9dd314 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.10 10:53:42, skipping insertion in model container [2022-10-17 10:53:42,580 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:53:35" (2/3) ... [2022-10-17 10:53:42,580 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b9dd314 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.10 10:53:42, skipping insertion in model container [2022-10-17 10:53:42,580 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 10:53:42" (3/3) ... [2022-10-17 10:53:42,582 INFO L112 eAbstractionObserver]: Analyzing ICFG ddv_machzwd_all.i [2022-10-17 10:53:42,599 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-17 10:53:42,600 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 206 error locations. [2022-10-17 10:53:42,654 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-10-17 10:53:42,660 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;@301c3560, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-17 10:53:42,660 INFO L358 AbstractCegarLoop]: Starting to check reachability of 206 error locations. [2022-10-17 10:53:42,667 INFO L276 IsEmpty]: Start isEmpty. Operand has 676 states, 361 states have (on average 1.814404432132964) internal successors, (655), 572 states have internal predecessors, (655), 81 states have call successors, (81), 27 states have call predecessors, (81), 27 states have return successors, (81), 81 states have call predecessors, (81), 81 states have call successors, (81) [2022-10-17 10:53:42,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-10-17 10:53:42,673 INFO L187 NwaCegarLoop]: Found error trace [2022-10-17 10:53:42,674 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2022-10-17 10:53:42,674 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 203 more)] === [2022-10-17 10:53:42,679 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:53:42,679 INFO L85 PathProgramCache]: Analyzing trace with hash 388275715, now seen corresponding path program 1 times [2022-10-17 10:53:42,693 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-10-17 10:53:42,694 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [810965059] [2022-10-17 10:53:42,694 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:53:42,695 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-10-17 10:53:42,695 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c60b7d8-240f-457d-a477-b10c75b754b7/bin/uautomizer-J5u9QxTXDZ/mathsat [2022-10-17 10:53:42,697 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c60b7d8-240f-457d-a477-b10c75b754b7/bin/uautomizer-J5u9QxTXDZ/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-10-17 10:53:42,716 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c60b7d8-240f-457d-a477-b10c75b754b7/bin/uautomizer-J5u9QxTXDZ/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-10-17 10:53:43,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:53:43,188 INFO L263 TraceCheckSpWp]: Trace formula consists of 496 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 10:53:43,193 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:53:43,299 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 10:53:43,300 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-10-17 10:53:43,300 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-10-17 10:53:43,301 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [810965059] [2022-10-17 10:53:43,301 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [810965059] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 10:53:43,301 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 10:53:43,302 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-17 10:53:43,303 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [407833101] [2022-10-17 10:53:43,304 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 10:53:43,308 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-17 10:53:43,308 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-10-17 10:53:43,333 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-17 10:53:43,334 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-10-17 10:53:43,338 INFO L87 Difference]: Start difference. First operand has 676 states, 361 states have (on average 1.814404432132964) internal successors, (655), 572 states have internal predecessors, (655), 81 states have call successors, (81), 27 states have call predecessors, (81), 27 states have return successors, (81), 81 states have call predecessors, (81), 81 states have call successors, (81) 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 10:53:45,380 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-17 10:53:47,393 WARN L539 Checker$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 10:53:50,774 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-17 10:53:50,775 INFO L93 Difference]: Finished difference Result 1224 states and 1467 transitions. [2022-10-17 10:53:50,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-17 10:53:50,777 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 10:53:50,777 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-17 10:53:50,797 INFO L225 Difference]: With dead ends: 1224 [2022-10-17 10:53:50,797 INFO L226 Difference]: Without dead ends: 1220 [2022-10-17 10:53:50,798 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 10:53:50,801 INFO L413 NwaCegarLoop]: 757 mSDtfsCounter, 699 mSDsluCounter, 1717 mSDsCounter, 0 mSdLazyCounter, 1122 mSolverCounterSat, 4 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 700 SdHoareTripleChecker+Valid, 2474 SdHoareTripleChecker+Invalid, 1128 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 1122 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.2s IncrementalHoareTripleChecker+Time [2022-10-17 10:53:50,802 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [700 Valid, 2474 Invalid, 1128 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 1122 Invalid, 2 Unknown, 0 Unchecked, 7.2s Time] [2022-10-17 10:53:50,822 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1220 states. [2022-10-17 10:53:50,924 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1220 to 1005. [2022-10-17 10:53:50,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1005 states, 603 states have (on average 1.7943615257048093) internal successors, (1082), 824 states have internal predecessors, (1082), 144 states have call successors, (144), 52 states have call predecessors, (144), 52 states have return successors, (144), 137 states have call predecessors, (144), 144 states have call successors, (144) [2022-10-17 10:53:50,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1005 states to 1005 states and 1370 transitions. [2022-10-17 10:53:50,946 INFO L78 Accepts]: Start accepts. Automaton has 1005 states and 1370 transitions. Word has length 5 [2022-10-17 10:53:50,946 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-17 10:53:50,947 INFO L495 AbstractCegarLoop]: Abstraction has 1005 states and 1370 transitions. [2022-10-17 10:53:50,951 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 10:53:50,951 INFO L276 IsEmpty]: Start isEmpty. Operand 1005 states and 1370 transitions. [2022-10-17 10:53:50,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-10-17 10:53:50,952 INFO L187 NwaCegarLoop]: Found error trace [2022-10-17 10:53:50,952 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2022-10-17 10:53:50,970 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c60b7d8-240f-457d-a477-b10c75b754b7/bin/uautomizer-J5u9QxTXDZ/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2022-10-17 10:53:51,165 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c60b7d8-240f-457d-a477-b10c75b754b7/bin/uautomizer-J5u9QxTXDZ/mathsat -unsat_core_generation=3 [2022-10-17 10:53:51,165 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 203 more)] === [2022-10-17 10:53:51,166 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:53:51,166 INFO L85 PathProgramCache]: Analyzing trace with hash 388275716, now seen corresponding path program 1 times [2022-10-17 10:53:51,167 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-10-17 10:53:51,167 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [918911512] [2022-10-17 10:53:51,167 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:53:51,167 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-10-17 10:53:51,168 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c60b7d8-240f-457d-a477-b10c75b754b7/bin/uautomizer-J5u9QxTXDZ/mathsat [2022-10-17 10:53:51,169 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c60b7d8-240f-457d-a477-b10c75b754b7/bin/uautomizer-J5u9QxTXDZ/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-10-17 10:53:51,176 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c60b7d8-240f-457d-a477-b10c75b754b7/bin/uautomizer-J5u9QxTXDZ/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-10-17 10:53:51,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:53:51,576 INFO L263 TraceCheckSpWp]: Trace formula consists of 496 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 10:53:51,577 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:53:51,717 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 10:53:51,717 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-10-17 10:53:51,718 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-10-17 10:53:51,718 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [918911512] [2022-10-17 10:53:51,718 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [918911512] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 10:53:51,718 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 10:53:51,718 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-17 10:53:51,718 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [917795380] [2022-10-17 10:53:51,719 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 10:53:51,720 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-17 10:53:51,720 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-10-17 10:53:51,720 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-17 10:53:51,720 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-10-17 10:53:51,721 INFO L87 Difference]: Start difference. First operand 1005 states and 1370 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 10:53:53,774 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-17 10:53:55,785 WARN L539 Checker$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 10:53:58,809 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-17 10:53:58,809 INFO L93 Difference]: Finished difference Result 1147 states and 1474 transitions. [2022-10-17 10:53:58,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-17 10:53:58,810 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 10:53:58,810 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-17 10:53:58,820 INFO L225 Difference]: With dead ends: 1147 [2022-10-17 10:53:58,820 INFO L226 Difference]: Without dead ends: 1147 [2022-10-17 10:53:58,821 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 10:53:58,822 INFO L413 NwaCegarLoop]: 836 mSDtfsCounter, 280 mSDsluCounter, 1794 mSDsCounter, 0 mSdLazyCounter, 850 mSolverCounterSat, 1 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 281 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, 7.0s IncrementalHoareTripleChecker+Time [2022-10-17 10:53:58,823 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [281 Valid, 2630 Invalid, 853 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 850 Invalid, 2 Unknown, 0 Unchecked, 7.0s Time] [2022-10-17 10:53:58,825 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1147 states. [2022-10-17 10:53:58,864 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1147 to 1086. [2022-10-17 10:53:58,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1086 states, 648 states have (on average 1.7546296296296295) internal successors, (1137), 870 states have internal predecessors, (1137), 166 states have call successors, (166), 66 states have call predecessors, (166), 66 states have return successors, (166), 159 states have call predecessors, (166), 166 states have call successors, (166) [2022-10-17 10:53:58,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1086 states to 1086 states and 1469 transitions. [2022-10-17 10:53:58,875 INFO L78 Accepts]: Start accepts. Automaton has 1086 states and 1469 transitions. Word has length 5 [2022-10-17 10:53:58,875 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-17 10:53:58,875 INFO L495 AbstractCegarLoop]: Abstraction has 1086 states and 1469 transitions. [2022-10-17 10:53:58,876 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 10:53:58,876 INFO L276 IsEmpty]: Start isEmpty. Operand 1086 states and 1469 transitions. [2022-10-17 10:53:58,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 10:53:58,876 INFO L187 NwaCegarLoop]: Found error trace [2022-10-17 10:53:58,877 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 10:53:58,892 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c60b7d8-240f-457d-a477-b10c75b754b7/bin/uautomizer-J5u9QxTXDZ/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2022-10-17 10:53:59,092 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c60b7d8-240f-457d-a477-b10c75b754b7/bin/uautomizer-J5u9QxTXDZ/mathsat -unsat_core_generation=3 [2022-10-17 10:53:59,093 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 203 more)] === [2022-10-17 10:53:59,093 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:53:59,093 INFO L85 PathProgramCache]: Analyzing trace with hash -1210393666, now seen corresponding path program 1 times [2022-10-17 10:53:59,094 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-10-17 10:53:59,094 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [464641373] [2022-10-17 10:53:59,094 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:53:59,095 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-10-17 10:53:59,095 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c60b7d8-240f-457d-a477-b10c75b754b7/bin/uautomizer-J5u9QxTXDZ/mathsat [2022-10-17 10:53:59,096 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c60b7d8-240f-457d-a477-b10c75b754b7/bin/uautomizer-J5u9QxTXDZ/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-10-17 10:53:59,097 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c60b7d8-240f-457d-a477-b10c75b754b7/bin/uautomizer-J5u9QxTXDZ/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-10-17 10:53:59,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:53:59,470 INFO L263 TraceCheckSpWp]: Trace formula consists of 544 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 10:53:59,472 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 10:53:59,576 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 10:53:59,577 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-10-17 10:53:59,577 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-10-17 10:53:59,577 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [464641373] [2022-10-17 10:53:59,577 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [464641373] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 10:53:59,578 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 10:53:59,578 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2022-10-17 10:53:59,578 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1892209985] [2022-10-17 10:53:59,578 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 10:53:59,579 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-17 10:53:59,579 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-10-17 10:53:59,580 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-17 10:53:59,580 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-17 10:53:59,580 INFO L87 Difference]: Start difference. First operand 1086 states and 1469 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 10:54:01,299 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-17 10:54:01,299 INFO L93 Difference]: Finished difference Result 1294 states and 1557 transitions. [2022-10-17 10:54:01,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-17 10:54:01,300 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 10:54:01,301 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-17 10:54:01,313 INFO L225 Difference]: With dead ends: 1294 [2022-10-17 10:54:01,313 INFO L226 Difference]: Without dead ends: 1294 [2022-10-17 10:54:01,314 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 10:54:01,317 INFO L413 NwaCegarLoop]: 742 mSDtfsCounter, 672 mSDsluCounter, 560 mSDsCounter, 0 mSdLazyCounter, 389 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 672 SdHoareTripleChecker+Valid, 1302 SdHoareTripleChecker+Invalid, 396 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 389 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-10-17 10:54:01,319 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [672 Valid, 1302 Invalid, 396 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 389 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-10-17 10:54:01,323 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1294 states. [2022-10-17 10:54:01,370 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1294 to 1085. [2022-10-17 10:54:01,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1085 states, 648 states have (on average 1.7469135802469136) internal successors, (1132), 869 states have internal predecessors, (1132), 166 states have call successors, (166), 66 states have call predecessors, (166), 66 states have return successors, (166), 159 states have call predecessors, (166), 166 states have call successors, (166) [2022-10-17 10:54:01,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1085 states to 1085 states and 1464 transitions. [2022-10-17 10:54:01,385 INFO L78 Accepts]: Start accepts. Automaton has 1085 states and 1464 transitions. Word has length 11 [2022-10-17 10:54:01,386 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-17 10:54:01,386 INFO L495 AbstractCegarLoop]: Abstraction has 1085 states and 1464 transitions. [2022-10-17 10:54:01,386 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 10:54:01,386 INFO L276 IsEmpty]: Start isEmpty. Operand 1085 states and 1464 transitions. [2022-10-17 10:54:01,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 10:54:01,387 INFO L187 NwaCegarLoop]: Found error trace [2022-10-17 10:54:01,387 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 10:54:01,406 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c60b7d8-240f-457d-a477-b10c75b754b7/bin/uautomizer-J5u9QxTXDZ/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2022-10-17 10:54:01,606 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c60b7d8-240f-457d-a477-b10c75b754b7/bin/uautomizer-J5u9QxTXDZ/mathsat -unsat_core_generation=3 [2022-10-17 10:54:01,607 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 203 more)] === [2022-10-17 10:54:01,607 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:54:01,607 INFO L85 PathProgramCache]: Analyzing trace with hash -1210393665, now seen corresponding path program 1 times [2022-10-17 10:54:01,608 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-10-17 10:54:01,608 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1522281150] [2022-10-17 10:54:01,608 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:54:01,608 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-10-17 10:54:01,608 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c60b7d8-240f-457d-a477-b10c75b754b7/bin/uautomizer-J5u9QxTXDZ/mathsat [2022-10-17 10:54:01,609 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c60b7d8-240f-457d-a477-b10c75b754b7/bin/uautomizer-J5u9QxTXDZ/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-10-17 10:54:01,610 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c60b7d8-240f-457d-a477-b10c75b754b7/bin/uautomizer-J5u9QxTXDZ/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process