./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-linux-3.14-races/linux-3.14--drivers--net--irda--nsc-ircc.ko.cil.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version e04fb08f Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae59c79d-fe3a-49ed-a8e7-3601e442d280/bin/utaipan-Xvt2sAort0/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae59c79d-fe3a-49ed-a8e7-3601e442d280/bin/utaipan-Xvt2sAort0/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae59c79d-fe3a-49ed-a8e7-3601e442d280/bin/utaipan-Xvt2sAort0/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae59c79d-fe3a-49ed-a8e7-3601e442d280/bin/utaipan-Xvt2sAort0/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-linux-3.14-races/linux-3.14--drivers--net--irda--nsc-ircc.ko.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae59c79d-fe3a-49ed-a8e7-3601e442d280/bin/utaipan-Xvt2sAort0/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae59c79d-fe3a-49ed-a8e7-3601e442d280/bin/utaipan-Xvt2sAort0 --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4936125952f00e8b7bd10cd011fdd99ca1fa98c1dbf62cbf7f8d6248efd38f07 --- 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-e04fb08 [2022-11-16 19:33:59,674 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 19:33:59,677 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 19:33:59,714 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 19:33:59,715 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 19:33:59,716 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 19:33:59,718 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 19:33:59,719 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 19:33:59,721 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 19:33:59,722 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 19:33:59,723 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 19:33:59,724 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 19:33:59,725 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 19:33:59,726 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 19:33:59,727 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 19:33:59,728 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 19:33:59,729 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 19:33:59,730 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 19:33:59,732 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 19:33:59,734 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 19:33:59,736 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 19:33:59,737 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 19:33:59,738 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 19:33:59,739 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 19:33:59,743 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 19:33:59,744 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 19:33:59,744 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 19:33:59,745 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 19:33:59,746 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 19:33:59,747 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 19:33:59,747 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 19:33:59,748 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 19:33:59,749 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 19:33:59,750 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 19:33:59,751 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 19:33:59,752 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 19:33:59,753 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 19:33:59,753 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 19:33:59,754 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 19:33:59,755 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 19:33:59,756 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 19:33:59,757 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae59c79d-fe3a-49ed-a8e7-3601e442d280/bin/utaipan-Xvt2sAort0/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Default.epf [2022-11-16 19:33:59,797 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 19:33:59,798 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 19:33:59,799 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 19:33:59,799 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 19:33:59,800 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 19:33:59,800 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-16 19:33:59,800 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-16 19:33:59,800 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-16 19:33:59,801 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-16 19:33:59,801 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-16 19:33:59,802 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-16 19:33:59,802 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-16 19:33:59,802 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-16 19:33:59,802 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-16 19:33:59,802 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-16 19:33:59,803 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-16 19:33:59,803 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-16 19:33:59,803 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-16 19:33:59,804 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 19:33:59,804 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 19:33:59,804 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 19:33:59,804 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-16 19:33:59,804 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-16 19:33:59,805 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 19:33:59,805 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-16 19:33:59,805 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 19:33:59,805 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-16 19:33:59,805 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-16 19:33:59,806 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-16 19:33:59,806 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 19:33:59,806 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-16 19:33:59,806 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-16 19:33:59,807 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 19:33:59,807 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 19:33:59,807 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-16 19:33:59,807 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 19:33:59,808 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 19:33:59,808 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-16 19:33:59,808 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 19:33:59,808 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-16 19:33:59,808 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-16 19:33:59,808 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-16 19:33:59,809 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_ae59c79d-fe3a-49ed-a8e7-3601e442d280/bin/utaipan-Xvt2sAort0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae59c79d-fe3a-49ed-a8e7-3601e442d280/bin/utaipan-Xvt2sAort0 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4936125952f00e8b7bd10cd011fdd99ca1fa98c1dbf62cbf7f8d6248efd38f07 [2022-11-16 19:34:00,101 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 19:34:00,128 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 19:34:00,130 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 19:34:00,132 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 19:34:00,132 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 19:34:00,134 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae59c79d-fe3a-49ed-a8e7-3601e442d280/bin/utaipan-Xvt2sAort0/../../sv-benchmarks/c/ldv-linux-3.14-races/linux-3.14--drivers--net--irda--nsc-ircc.ko.cil.i [2022-11-16 19:34:00,211 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae59c79d-fe3a-49ed-a8e7-3601e442d280/bin/utaipan-Xvt2sAort0/data/67b6afc2d/354f003acb3546d3807ce664ef0a6ab3/FLAGf3ee37fbe [2022-11-16 19:34:01,162 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 19:34:01,163 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae59c79d-fe3a-49ed-a8e7-3601e442d280/sv-benchmarks/c/ldv-linux-3.14-races/linux-3.14--drivers--net--irda--nsc-ircc.ko.cil.i [2022-11-16 19:34:01,240 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae59c79d-fe3a-49ed-a8e7-3601e442d280/bin/utaipan-Xvt2sAort0/data/67b6afc2d/354f003acb3546d3807ce664ef0a6ab3/FLAGf3ee37fbe [2022-11-16 19:34:01,563 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae59c79d-fe3a-49ed-a8e7-3601e442d280/bin/utaipan-Xvt2sAort0/data/67b6afc2d/354f003acb3546d3807ce664ef0a6ab3 [2022-11-16 19:34:01,567 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 19:34:01,570 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 19:34:01,572 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 19:34:01,572 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 19:34:01,576 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 19:34:01,577 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 07:34:01" (1/1) ... [2022-11-16 19:34:01,578 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30a3b3c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:34:01, skipping insertion in model container [2022-11-16 19:34:01,578 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 07:34:01" (1/1) ... [2022-11-16 19:34:01,586 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 19:34:01,762 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 19:34:04,110 WARN L229 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_ae59c79d-fe3a-49ed-a8e7-3601e442d280/sv-benchmarks/c/ldv-linux-3.14-races/linux-3.14--drivers--net--irda--nsc-ircc.ko.cil.i[295890,295903] [2022-11-16 19:34:04,625 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 19:34:04,683 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) [2022-11-16 19:34:04,684 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@356a5ef8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:34:04, skipping insertion in model container [2022-11-16 19:34:04,684 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 19:34:04,685 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-16 19:34:04,687 INFO L158 Benchmark]: Toolchain (without parser) took 3115.62ms. Allocated memory was 121.6MB in the beginning and 167.8MB in the end (delta: 46.1MB). Free memory was 68.0MB in the beginning and 72.7MB in the end (delta: -4.7MB). Peak memory consumption was 38.1MB. Max. memory is 16.1GB. [2022-11-16 19:34:04,688 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 121.6MB. Free memory is still 98.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 19:34:04,689 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3112.88ms. Allocated memory was 121.6MB in the beginning and 167.8MB in the end (delta: 46.1MB). Free memory was 67.7MB in the beginning and 73.4MB in the end (delta: -5.6MB). Peak memory consumption was 38.1MB. Max. memory is 16.1GB. [2022-11-16 19:34:04,691 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 121.6MB. Free memory is still 98.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3112.88ms. Allocated memory was 121.6MB in the beginning and 167.8MB in the end (delta: 46.1MB). Free memory was 67.7MB in the beginning and 73.4MB in the end (delta: -5.6MB). Peak memory consumption was 38.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 7090]: 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/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae59c79d-fe3a-49ed-a8e7-3601e442d280/bin/utaipan-Xvt2sAort0/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae59c79d-fe3a-49ed-a8e7-3601e442d280/bin/utaipan-Xvt2sAort0/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae59c79d-fe3a-49ed-a8e7-3601e442d280/bin/utaipan-Xvt2sAort0/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae59c79d-fe3a-49ed-a8e7-3601e442d280/bin/utaipan-Xvt2sAort0/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-linux-3.14-races/linux-3.14--drivers--net--irda--nsc-ircc.ko.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae59c79d-fe3a-49ed-a8e7-3601e442d280/bin/utaipan-Xvt2sAort0/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae59c79d-fe3a-49ed-a8e7-3601e442d280/bin/utaipan-Xvt2sAort0 --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4936125952f00e8b7bd10cd011fdd99ca1fa98c1dbf62cbf7f8d6248efd38f07 --- 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-e04fb08 [2022-11-16 19:34:06,970 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 19:34:06,973 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 19:34:07,013 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 19:34:07,013 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 19:34:07,017 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 19:34:07,020 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 19:34:07,024 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 19:34:07,027 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 19:34:07,034 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 19:34:07,036 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 19:34:07,038 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 19:34:07,039 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 19:34:07,041 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 19:34:07,042 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 19:34:07,044 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 19:34:07,046 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 19:34:07,047 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 19:34:07,052 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 19:34:07,059 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 19:34:07,062 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 19:34:07,064 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 19:34:07,066 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 19:34:07,068 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 19:34:07,076 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 19:34:07,077 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 19:34:07,078 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 19:34:07,080 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 19:34:07,080 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 19:34:07,081 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 19:34:07,082 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 19:34:07,083 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 19:34:07,085 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 19:34:07,085 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 19:34:07,087 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 19:34:07,087 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 19:34:07,088 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 19:34:07,088 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 19:34:07,089 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 19:34:07,091 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 19:34:07,091 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 19:34:07,097 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae59c79d-fe3a-49ed-a8e7-3601e442d280/bin/utaipan-Xvt2sAort0/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Bitvector.epf [2022-11-16 19:34:07,152 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 19:34:07,153 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 19:34:07,154 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 19:34:07,155 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 19:34:07,156 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 19:34:07,156 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-16 19:34:07,156 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-16 19:34:07,157 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-16 19:34:07,157 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-16 19:34:07,157 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-16 19:34:07,158 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-16 19:34:07,159 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-16 19:34:07,161 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 19:34:07,161 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 19:34:07,161 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 19:34:07,162 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-16 19:34:07,162 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-16 19:34:07,162 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 19:34:07,162 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-16 19:34:07,163 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 19:34:07,163 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-16 19:34:07,163 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-16 19:34:07,164 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-16 19:34:07,164 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 19:34:07,164 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-16 19:34:07,164 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-16 19:34:07,165 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-16 19:34:07,165 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-16 19:34:07,165 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 19:34:07,166 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 19:34:07,166 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-16 19:34:07,167 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-16 19:34:07,167 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 19:34:07,167 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 19:34:07,168 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 19:34:07,168 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-16 19:34:07,168 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-16 19:34:07,169 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-16 19:34:07,169 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-16 19:34:07,169 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_ae59c79d-fe3a-49ed-a8e7-3601e442d280/bin/utaipan-Xvt2sAort0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae59c79d-fe3a-49ed-a8e7-3601e442d280/bin/utaipan-Xvt2sAort0 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4936125952f00e8b7bd10cd011fdd99ca1fa98c1dbf62cbf7f8d6248efd38f07 [2022-11-16 19:34:07,576 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 19:34:07,608 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 19:34:07,611 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 19:34:07,613 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 19:34:07,613 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 19:34:07,615 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae59c79d-fe3a-49ed-a8e7-3601e442d280/bin/utaipan-Xvt2sAort0/../../sv-benchmarks/c/ldv-linux-3.14-races/linux-3.14--drivers--net--irda--nsc-ircc.ko.cil.i [2022-11-16 19:34:07,685 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae59c79d-fe3a-49ed-a8e7-3601e442d280/bin/utaipan-Xvt2sAort0/data/d5de1104d/b1c6f7fa6cf341dca59b654e53065ff7/FLAG6763ae71a [2022-11-16 19:34:08,535 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 19:34:08,536 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae59c79d-fe3a-49ed-a8e7-3601e442d280/sv-benchmarks/c/ldv-linux-3.14-races/linux-3.14--drivers--net--irda--nsc-ircc.ko.cil.i [2022-11-16 19:34:08,582 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae59c79d-fe3a-49ed-a8e7-3601e442d280/bin/utaipan-Xvt2sAort0/data/d5de1104d/b1c6f7fa6cf341dca59b654e53065ff7/FLAG6763ae71a [2022-11-16 19:34:09,034 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae59c79d-fe3a-49ed-a8e7-3601e442d280/bin/utaipan-Xvt2sAort0/data/d5de1104d/b1c6f7fa6cf341dca59b654e53065ff7 [2022-11-16 19:34:09,036 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 19:34:09,038 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 19:34:09,039 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 19:34:09,039 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 19:34:09,046 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 19:34:09,047 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 07:34:09" (1/1) ... [2022-11-16 19:34:09,048 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a155b91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:34:09, skipping insertion in model container [2022-11-16 19:34:09,049 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 07:34:09" (1/1) ... [2022-11-16 19:34:09,056 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 19:34:09,207 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 19:34:12,072 WARN L229 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_ae59c79d-fe3a-49ed-a8e7-3601e442d280/sv-benchmarks/c/ldv-linux-3.14-races/linux-3.14--drivers--net--irda--nsc-ircc.ko.cil.i[295890,295903] [2022-11-16 19:34:12,544 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 19:34:12,600 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-11-16 19:34:12,669 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 19:34:13,060 WARN L229 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_ae59c79d-fe3a-49ed-a8e7-3601e442d280/sv-benchmarks/c/ldv-linux-3.14-races/linux-3.14--drivers--net--irda--nsc-ircc.ko.cil.i[295890,295903] [2022-11-16 19:34:13,083 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 19:34:13,132 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 19:34:13,543 WARN L229 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_ae59c79d-fe3a-49ed-a8e7-3601e442d280/sv-benchmarks/c/ldv-linux-3.14-races/linux-3.14--drivers--net--irda--nsc-ircc.ko.cil.i[295890,295903] [2022-11-16 19:34:13,563 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 19:34:13,814 INFO L208 MainTranslator]: Completed translation [2022-11-16 19:34:13,815 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:34:13 WrapperNode [2022-11-16 19:34:13,815 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 19:34:13,816 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 19:34:13,817 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 19:34:13,817 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 19:34:13,824 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:34:13" (1/1) ... [2022-11-16 19:34:13,987 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:34:13" (1/1) ... [2022-11-16 19:34:14,544 INFO L138 Inliner]: procedures = 405, calls = 2132, calls flagged for inlining = 747, calls inlined = 2021, statements flattened = 18436 [2022-11-16 19:34:14,545 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 19:34:14,546 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 19:34:14,546 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 19:34:14,546 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 19:34:14,557 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:34:13" (1/1) ... [2022-11-16 19:34:14,557 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:34:13" (1/1) ... [2022-11-16 19:34:14,658 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:34:13" (1/1) ... [2022-11-16 19:34:14,661 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:34:13" (1/1) ... [2022-11-16 19:34:14,936 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:34:13" (1/1) ... [2022-11-16 19:34:14,996 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:34:13" (1/1) ... [2022-11-16 19:34:15,038 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:34:13" (1/1) ... [2022-11-16 19:34:15,076 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:34:13" (1/1) ... [2022-11-16 19:34:15,228 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 19:34:15,248 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 19:34:15,248 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 19:34:15,248 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 19:34:15,249 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:34:13" (1/1) ... [2022-11-16 19:34:15,275 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 19:34:15,292 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae59c79d-fe3a-49ed-a8e7-3601e442d280/bin/utaipan-Xvt2sAort0/z3 [2022-11-16 19:34:15,321 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae59c79d-fe3a-49ed-a8e7-3601e442d280/bin/utaipan-Xvt2sAort0/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-16 19:34:15,395 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae59c79d-fe3a-49ed-a8e7-3601e442d280/bin/utaipan-Xvt2sAort0/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-16 19:34:15,460 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_scenario_2 [2022-11-16 19:34:15,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_scenario_2 [2022-11-16 19:34:15,461 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_insmod_6 [2022-11-16 19:34:15,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_insmod_6 [2022-11-16 19:34:15,461 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-16 19:34:15,475 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-16 19:34:15,475 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-11-16 19:34:15,475 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-11-16 19:34:15,476 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-16 19:34:15,476 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-16 19:34:15,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-16 19:34:15,476 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_scenario_5 [2022-11-16 19:34:15,476 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_scenario_5 [2022-11-16 19:34:15,476 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_platform_instance_4 [2022-11-16 19:34:15,476 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_platform_instance_4 [2022-11-16 19:34:15,477 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 19:34:15,477 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 19:34:15,477 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-11-16 19:34:15,477 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2022-11-16 19:34:15,477 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-16 19:34:15,477 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_random_allocationless_scenario_3 [2022-11-16 19:34:15,478 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_random_allocationless_scenario_3 [2022-11-16 19:34:15,478 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-16 19:34:15,478 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-16 19:34:15,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2022-11-16 19:34:15,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-11-16 19:34:15,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2022-11-16 19:34:15,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-16 19:34:15,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-16 19:34:15,488 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-16 19:34:16,470 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 19:34:16,473 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 19:34:47,637 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 19:34:47,746 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 19:34:47,746 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-16 19:34:47,765 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 07:34:47 BoogieIcfgContainer [2022-11-16 19:34:47,765 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 19:34:47,767 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-16 19:34:47,768 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-16 19:34:47,771 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-16 19:34:47,771 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 07:34:09" (1/3) ... [2022-11-16 19:34:47,772 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d622cce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 07:34:47, skipping insertion in model container [2022-11-16 19:34:47,772 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:34:13" (2/3) ... [2022-11-16 19:34:47,772 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d622cce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 07:34:47, skipping insertion in model container [2022-11-16 19:34:47,772 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 07:34:47" (3/3) ... [2022-11-16 19:34:47,774 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14--drivers--net--irda--nsc-ircc.ko.cil.i [2022-11-16 19:34:47,793 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-16 19:34:47,794 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2621 error locations. [2022-11-16 19:34:47,794 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-11-16 19:34:53,650 INFO L144 ThreadInstanceAdder]: Constructed 109 joinOtherThreadTransitions. [2022-11-16 19:34:54,415 INFO L115 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-11-16 19:34:54,443 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 53722 places, 56149 transitions, 112695 flow [2022-11-16 19:34:54,449 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 53722 places, 56149 transitions, 112695 flow [2022-11-16 19:34:54,451 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 53722 places, 56149 transitions, 112695 flow