./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ntdrivers/diskperf.i.cil-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2a22f80-4f31-477a-8865-d78ed313d360/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2a22f80-4f31-477a-8865-d78ed313d360/bin/utaipan-verify-SwPr7d2a91/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2a22f80-4f31-477a-8865-d78ed313d360/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2a22f80-4f31-477a-8865-d78ed313d360/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/ntdrivers/diskperf.i.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2a22f80-4f31-477a-8865-d78ed313d360/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2a22f80-4f31-477a-8865-d78ed313d360/bin/utaipan-verify-SwPr7d2a91 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f0996d70f204c5713a65b04e25037e48d7532ec1ba0c10162e12c5c0d518b4e3 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-25 00:00:35,652 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-25 00:00:35,737 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2a22f80-4f31-477a-8865-d78ed313d360/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-25 00:00:35,744 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-25 00:00:35,745 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-25 00:00:35,794 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-25 00:00:35,795 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-25 00:00:35,796 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-25 00:00:35,797 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-25 00:00:35,802 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-25 00:00:35,802 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-25 00:00:35,804 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-25 00:00:35,804 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-25 00:00:35,806 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-25 00:00:35,806 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-25 00:00:35,807 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-25 00:00:35,807 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-25 00:00:35,808 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-25 00:00:35,808 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-25 00:00:35,809 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-25 00:00:35,809 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-25 00:00:35,810 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-25 00:00:35,811 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-25 00:00:35,812 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-25 00:00:35,812 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-25 00:00:35,813 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-25 00:00:35,813 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-25 00:00:35,814 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-25 00:00:35,814 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-25 00:00:35,814 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-25 00:00:35,816 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-25 00:00:35,816 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-25 00:00:35,816 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-25 00:00:35,817 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-25 00:00:35,817 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-25 00:00:35,817 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-25 00:00:35,818 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-25 00:00:35,818 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-25 00:00:35,818 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-25 00:00:35,818 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-25 00:00:35,819 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-25 00:00:35,819 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-25 00:00:35,819 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-25 00:00:35,819 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-25 00:00:35,820 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-25 00:00:35,820 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-25 00:00:35,820 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-25 00:00:35,821 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_d2a22f80-4f31-477a-8865-d78ed313d360/bin/utaipan-verify-SwPr7d2a91/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2a22f80-4f31-477a-8865-d78ed313d360/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f0996d70f204c5713a65b04e25037e48d7532ec1ba0c10162e12c5c0d518b4e3 [2023-11-25 00:00:36,088 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-25 00:00:36,126 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-25 00:00:36,128 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-25 00:00:36,131 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-25 00:00:36,131 INFO L274 PluginConnector]: CDTParser initialized [2023-11-25 00:00:36,133 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2a22f80-4f31-477a-8865-d78ed313d360/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/ntdrivers/diskperf.i.cil-1.c [2023-11-25 00:00:39,322 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-25 00:00:39,906 INFO L384 CDTParser]: Found 1 translation units. [2023-11-25 00:00:39,907 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2a22f80-4f31-477a-8865-d78ed313d360/sv-benchmarks/c/ntdrivers/diskperf.i.cil-1.c [2023-11-25 00:00:39,956 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2a22f80-4f31-477a-8865-d78ed313d360/bin/utaipan-verify-SwPr7d2a91/data/bb2b67e8f/b84a5b1587734c689270ca9fba6dab08/FLAGcda11d4c4 [2023-11-25 00:00:39,976 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2a22f80-4f31-477a-8865-d78ed313d360/bin/utaipan-verify-SwPr7d2a91/data/bb2b67e8f/b84a5b1587734c689270ca9fba6dab08 [2023-11-25 00:00:39,981 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-25 00:00:39,983 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-25 00:00:39,989 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-25 00:00:39,989 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-25 00:00:39,994 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-25 00:00:39,995 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 12:00:39" (1/1) ... [2023-11-25 00:00:39,996 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18737596 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:00:39, skipping insertion in model container [2023-11-25 00:00:39,997 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 12:00:39" (1/1) ... [2023-11-25 00:00:40,109 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-25 00:00:40,882 WARN L240 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_d2a22f80-4f31-477a-8865-d78ed313d360/sv-benchmarks/c/ntdrivers/diskperf.i.cil-1.c[84645,84658] [2023-11-25 00:00:41,208 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-25 00:00:41,295 INFO L202 MainTranslator]: Completed pre-run [2023-11-25 00:00:41,305 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma pack(push,8) [23] [2023-11-25 00:00:41,307 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma pack(pop) [24] [2023-11-25 00:00:41,307 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma pack(push,4) [184] [2023-11-25 00:00:41,307 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma pack(pop) [190] [2023-11-25 00:00:41,308 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma pack(push,4) [412] [2023-11-25 00:00:41,308 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma pack(pop) [465] [2023-11-25 00:00:41,308 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma pack(push,1) [484] [2023-11-25 00:00:41,309 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma pack(pop) [485] [2023-11-25 00:00:41,309 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma pack(push,4) [1158] [2023-11-25 00:00:41,309 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma pack(pop) [1331] [2023-11-25 00:00:41,309 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma pack(push,1) [1374] [2023-11-25 00:00:41,310 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma pack(pop) [1375] [2023-11-25 00:00:41,310 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma pack(push,1) [1376] [2023-11-25 00:00:41,310 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma pack(pop) [1377] [2023-11-25 00:00:41,310 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma pack(push,1) [1378] [2023-11-25 00:00:41,311 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma pack(pop) [1379] [2023-11-25 00:00:41,311 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma pack(push,1) [1380] [2023-11-25 00:00:41,311 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma pack(pop) [1381] [2023-11-25 00:00:41,312 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma pack(push,1) [1382] [2023-11-25 00:00:41,312 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma pack(pop) [1383] [2023-11-25 00:00:41,312 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma pack(push,8) [1384] [2023-11-25 00:00:41,312 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma pack(pop) [1385] [2023-11-25 00:00:41,313 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma pack(push,8) [1386] [2023-11-25 00:00:41,313 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma pack(pop) [1387] [2023-11-25 00:00:41,313 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma pack(push,8) [1476] [2023-11-25 00:00:41,313 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma pack(pop) [1477] [2023-11-25 00:00:41,314 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma pack(push,4) [1480] [2023-11-25 00:00:41,314 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma pack(pop) [1481] [2023-11-25 00:00:41,314 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma pack(push,4) [1482] [2023-11-25 00:00:41,375 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma pack(pop) [1483] [2023-11-25 00:00:41,375 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma pack(push,1) [1484] [2023-11-25 00:00:41,376 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma pack(pop) [1485] [2023-11-25 00:00:41,376 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma pack(push,4) [1492] [2023-11-25 00:00:41,376 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma pack(pop) [1493] [2023-11-25 00:00:41,376 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma warning(push) [1494] [2023-11-25 00:00:41,376 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma warning(disable:4035) [1495] [2023-11-25 00:00:41,377 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma warning(pop) [1496] [2023-11-25 00:00:41,377 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma warning(disable:4103) [1502] [2023-11-25 00:00:41,377 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma warning(disable:4103) [1503] [2023-11-25 00:00:41,377 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma warning(push) [1525] [2023-11-25 00:00:41,377 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma warning(disable:4035) [1526] [2023-11-25 00:00:41,377 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma warning(pop) [1527] [2023-11-25 00:00:41,378 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma warning(disable:4035) [1539] [2023-11-25 00:00:41,378 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma warning(push) [1547] [2023-11-25 00:00:41,378 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma warning(disable:4164) [1548] [2023-11-25 00:00:41,378 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma function(_enable) [1549] [2023-11-25 00:00:41,378 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma function(_disable) [1550] [2023-11-25 00:00:41,378 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma warning(pop) [1551] [2023-11-25 00:00:41,379 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma warning(disable:4103) [1552] [2023-11-25 00:00:41,379 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma warning(disable:4103) [1553] [2023-11-25 00:00:41,379 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma warning(disable:4103) [1554] [2023-11-25 00:00:41,379 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma warning(disable:4103) [1555] [2023-11-25 00:00:41,380 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma warning(disable:4103) [1612] [2023-11-25 00:00:41,380 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma warning(disable:4103) [1613] [2023-11-25 00:00:41,380 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma warning(disable:4200) [1718] [2023-11-25 00:00:41,380 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma warning(default:4200) [1719] [2023-11-25 00:00:41,380 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma warning(disable:4103) [1741] [2023-11-25 00:00:41,381 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma warning(disable:4103) [1742] [2023-11-25 00:00:41,381 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma warning(disable:4103) [1743] [2023-11-25 00:00:41,381 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma warning(disable:4103) [1744] [2023-11-25 00:00:41,381 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma warning(disable:4103) [1745] [2023-11-25 00:00:41,382 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma warning(disable:4103) [1746] [2023-11-25 00:00:41,382 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma warning(disable:4103) [1747] [2023-11-25 00:00:41,382 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma warning(disable:4103) [1748] [2023-11-25 00:00:41,382 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma warning(disable:4103) [1749] [2023-11-25 00:00:41,382 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma warning(disable:4103) [1750] [2023-11-25 00:00:41,383 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma warning(disable:4200) [1754] [2023-11-25 00:00:41,383 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma alloc_text(INIT,DriverEntry) [2113] [2023-11-25 00:00:41,383 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma alloc_text(PAGE,DiskPerfAddDevice) [2114] [2023-11-25 00:00:41,383 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma alloc_text(PAGE,DiskPerfDispatchPnp) [2115] [2023-11-25 00:00:41,383 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma alloc_text(PAGE,DiskPerfStartDevice) [2116] [2023-11-25 00:00:41,383 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma alloc_text(PAGE,DiskPerfRemoveDevice) [2117] [2023-11-25 00:00:41,384 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma alloc_text(PAGE,DiskPerfUnload) [2118] [2023-11-25 00:00:41,386 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma alloc_text(PAGE,DiskPerfWmi) [2119] [2023-11-25 00:00:41,386 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma alloc_text(PAGE,DiskperfQueryWmiRegInfo) [2120] [2023-11-25 00:00:41,386 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma alloc_text(PAGE,DiskPerfRegisterDevice) [2121] [2023-11-25 00:00:41,389 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma alloc_text(PAGE,DiskPerfSyncFilterWithTarget) [2122] [2023-11-25 00:00:41,389 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma warning(push) [3198] [2023-11-25 00:00:41,390 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma warning(disable:4035) [3199] [2023-11-25 00:00:41,390 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma warning(pop) [3200] [2023-11-25 00:00:41,390 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma warning(disable:4103) [3201] [2023-11-25 00:00:41,390 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma warning(disable:4103) [3202] [2023-11-25 00:00:41,391 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma warning(push) [3203] [2023-11-25 00:00:41,392 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma warning(disable:4035) [3204] [2023-11-25 00:00:41,392 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma warning(pop) [3205] [2023-11-25 00:00:41,392 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma warning(disable:4035) [3206] [2023-11-25 00:00:41,393 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma warning(push) [3207] [2023-11-25 00:00:41,393 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma warning(disable:4164) [3208] [2023-11-25 00:00:41,393 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma function(_enable) [3209] [2023-11-25 00:00:41,393 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma function(_disable) [3210] [2023-11-25 00:00:41,393 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma warning(pop) [3211] [2023-11-25 00:00:41,394 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma warning(disable:4103) [3212] [2023-11-25 00:00:41,394 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma warning(disable:4103) [3213] [2023-11-25 00:00:41,394 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma warning(disable:4103) [3214] [2023-11-25 00:00:41,394 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma warning(disable:4103) [3215] [2023-11-25 00:00:41,394 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma warning(disable:4103) [3216] [2023-11-25 00:00:41,395 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma warning(disable:4103) [3217] [2023-11-25 00:00:41,396 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma warning(disable:4200) [3218] [2023-11-25 00:00:41,396 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma warning(default:4200) [3219] [2023-11-25 00:00:41,475 WARN L240 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_d2a22f80-4f31-477a-8865-d78ed313d360/sv-benchmarks/c/ntdrivers/diskperf.i.cil-1.c[84645,84658] [2023-11-25 00:00:41,602 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-25 00:00:41,663 WARN L675 CHandler]: The function swprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-25 00:00:41,671 INFO L206 MainTranslator]: Completed translation [2023-11-25 00:00:41,671 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:00:41 WrapperNode [2023-11-25 00:00:41,671 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-25 00:00:41,673 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-25 00:00:41,673 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-25 00:00:41,673 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-25 00:00:41,681 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:00:41" (1/1) ... [2023-11-25 00:00:41,782 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:00:41" (1/1) ... [2023-11-25 00:00:41,921 INFO L138 Inliner]: procedures = 127, calls = 1460, calls flagged for inlining = 20, calls inlined = 18, statements flattened = 3835 [2023-11-25 00:00:41,923 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-25 00:00:41,923 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-25 00:00:41,923 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-25 00:00:41,924 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-25 00:00:41,933 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:00:41" (1/1) ... [2023-11-25 00:00:41,934 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:00:41" (1/1) ... [2023-11-25 00:00:41,983 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:00:41" (1/1) ... [2023-11-25 00:00:41,984 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:00:41" (1/1) ... [2023-11-25 00:00:42,216 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:00:41" (1/1) ... [2023-11-25 00:00:42,254 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:00:41" (1/1) ... [2023-11-25 00:00:42,283 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:00:41" (1/1) ... [2023-11-25 00:00:42,304 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:00:41" (1/1) ... [2023-11-25 00:00:42,336 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-25 00:00:42,337 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-25 00:00:42,338 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-25 00:00:42,338 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-25 00:00:42,339 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:00:41" (1/1) ... [2023-11-25 00:00:42,345 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-25 00:00:42,356 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2a22f80-4f31-477a-8865-d78ed313d360/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-25 00:00:42,370 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2a22f80-4f31-477a-8865-d78ed313d360/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-25 00:00:42,392 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2a22f80-4f31-477a-8865-d78ed313d360/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-25 00:00:42,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-25 00:00:42,425 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-25 00:00:42,425 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-25 00:00:42,425 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-25 00:00:42,425 INFO L130 BoogieDeclarations]: Found specification of procedure IoBuildDeviceIoControlRequest [2023-11-25 00:00:42,425 INFO L138 BoogieDeclarations]: Found implementation of procedure IoBuildDeviceIoControlRequest [2023-11-25 00:00:42,426 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfSendToNextDriver [2023-11-25 00:00:42,426 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfSendToNextDriver [2023-11-25 00:00:42,426 INFO L130 BoogieDeclarations]: Found specification of procedure errorFn [2023-11-25 00:00:42,426 INFO L138 BoogieDeclarations]: Found implementation of procedure errorFn [2023-11-25 00:00:42,426 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfAddCounters [2023-11-25 00:00:42,427 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfAddCounters [2023-11-25 00:00:42,427 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-25 00:00:42,427 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-25 00:00:42,427 INFO L130 BoogieDeclarations]: Found specification of procedure InterlockedDecrement [2023-11-25 00:00:42,428 INFO L138 BoogieDeclarations]: Found implementation of procedure InterlockedDecrement [2023-11-25 00:00:42,429 INFO L130 BoogieDeclarations]: Found specification of procedure IoWMIRegistrationControl [2023-11-25 00:00:42,429 INFO L138 BoogieDeclarations]: Found implementation of procedure IoWMIRegistrationControl [2023-11-25 00:00:42,429 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-25 00:00:42,429 INFO L130 BoogieDeclarations]: Found specification of procedure IofCompleteRequest [2023-11-25 00:00:42,429 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCompleteRequest [2023-11-25 00:00:42,429 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-25 00:00:42,430 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-25 00:00:42,430 INFO L130 BoogieDeclarations]: Found specification of procedure IofCallDriver [2023-11-25 00:00:42,430 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCallDriver [2023-11-25 00:00:42,430 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-25 00:00:42,430 INFO L130 BoogieDeclarations]: Found specification of procedure swprintf [2023-11-25 00:00:42,430 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-25 00:00:42,431 INFO L130 BoogieDeclarations]: Found specification of procedure KeQuerySystemTime [2023-11-25 00:00:42,431 INFO L138 BoogieDeclarations]: Found implementation of procedure KeQuerySystemTime [2023-11-25 00:00:42,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-25 00:00:42,431 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-25 00:00:42,431 INFO L130 BoogieDeclarations]: Found specification of procedure stubMoreProcessingRequired [2023-11-25 00:00:42,432 INFO L138 BoogieDeclarations]: Found implementation of procedure stubMoreProcessingRequired [2023-11-25 00:00:42,432 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-25 00:00:42,432 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfIrpCompletion [2023-11-25 00:00:42,432 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfIrpCompletion [2023-11-25 00:00:42,433 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-25 00:00:42,433 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfLogError [2023-11-25 00:00:42,433 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfLogError [2023-11-25 00:00:42,433 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-25 00:00:42,434 INFO L130 BoogieDeclarations]: Found specification of procedure KeQueryPerformanceCounter [2023-11-25 00:00:42,434 INFO L138 BoogieDeclarations]: Found implementation of procedure KeQueryPerformanceCounter [2023-11-25 00:00:42,435 INFO L130 BoogieDeclarations]: Found specification of procedure InterlockedIncrement [2023-11-25 00:00:42,436 INFO L138 BoogieDeclarations]: Found implementation of procedure InterlockedIncrement [2023-11-25 00:00:42,439 INFO L130 BoogieDeclarations]: Found specification of procedure KeWaitForSingleObject [2023-11-25 00:00:42,439 INFO L138 BoogieDeclarations]: Found implementation of procedure KeWaitForSingleObject [2023-11-25 00:00:42,440 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove [2023-11-25 00:00:42,440 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove [2023-11-25 00:00:42,440 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfForwardIrpSynchronous [2023-11-25 00:00:42,441 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfForwardIrpSynchronous [2023-11-25 00:00:42,442 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-25 00:00:42,442 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfIoCompletion [2023-11-25 00:00:42,442 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfIoCompletion [2023-11-25 00:00:42,449 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_guard [2023-11-25 00:00:42,449 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_guard [2023-11-25 00:00:42,449 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-25 00:00:42,449 INFO L130 BoogieDeclarations]: Found specification of procedure ExAllocatePoolWithTag [2023-11-25 00:00:42,450 INFO L138 BoogieDeclarations]: Found implementation of procedure ExAllocatePoolWithTag [2023-11-25 00:00:42,450 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-25 00:00:42,450 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-25 00:00:43,173 INFO L241 CfgBuilder]: Building ICFG [2023-11-25 00:00:43,176 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-25 00:00:43,396 WARN L821 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-11-25 00:00:43,422 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##16: assume !false; [2023-11-25 00:00:43,422 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##15: assume false; [2023-11-25 00:00:43,514 WARN L821 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-11-25 00:00:43,534 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2023-11-25 00:00:43,534 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2023-11-25 00:00:44,125 WARN L821 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-11-25 00:00:44,170 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##15: assume !false; [2023-11-25 00:00:44,170 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##14: assume false; [2023-11-25 00:00:44,350 WARN L821 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-11-25 00:00:44,354 WARN L821 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-11-25 00:00:44,362 WARN L821 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-11-25 00:00:53,711 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##61: assume false; [2023-11-25 00:00:53,712 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##62: assume !false; [2023-11-25 00:00:53,712 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##35: assume !false; [2023-11-25 00:00:53,712 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##34: assume false; [2023-11-25 00:00:53,712 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##140: assume false; [2023-11-25 00:00:53,712 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##141: assume !false; [2023-11-25 00:00:53,753 INFO L282 CfgBuilder]: Performing block encoding [2023-11-25 00:00:54,417 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-25 00:00:54,417 INFO L309 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-25 00:00:54,419 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:00:54 BoogieIcfgContainer [2023-11-25 00:00:54,419 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-25 00:00:54,422 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-25 00:00:54,422 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-25 00:00:54,426 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-25 00:00:54,426 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 12:00:39" (1/3) ... [2023-11-25 00:00:54,427 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5489922b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 12:00:54, skipping insertion in model container [2023-11-25 00:00:54,427 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:00:41" (2/3) ... [2023-11-25 00:00:54,427 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5489922b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 12:00:54, skipping insertion in model container [2023-11-25 00:00:54,427 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:00:54" (3/3) ... [2023-11-25 00:00:54,429 INFO L112 eAbstractionObserver]: Analyzing ICFG diskperf.i.cil-1.c [2023-11-25 00:00:54,453 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-25 00:00:54,453 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-25 00:00:54,521 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-25 00:00:54,528 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=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, 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;@7ef2e601, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-25 00:00:54,529 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-25 00:00:54,535 INFO L276 IsEmpty]: Start isEmpty. Operand has 296 states, 192 states have (on average 1.4322916666666667) internal successors, (275), 210 states have internal predecessors, (275), 80 states have call successors, (80), 22 states have call predecessors, (80), 22 states have return successors, (80), 76 states have call predecessors, (80), 80 states have call successors, (80) [2023-11-25 00:00:54,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-25 00:00:54,543 INFO L187 NwaCegarLoop]: Found error trace [2023-11-25 00:00:54,543 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-25 00:00:54,544 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:00:54,548 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:00:54,548 INFO L85 PathProgramCache]: Analyzing trace with hash 1915231675, now seen corresponding path program 1 times [2023-11-25 00:00:54,559 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-25 00:00:54,559 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1112258248] [2023-11-25 00:00:54,559 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:00:54,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-25 00:01:08,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:01:09,801 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-25 00:01:09,802 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-25 00:01:09,802 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1112258248] [2023-11-25 00:01:09,803 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1112258248] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-25 00:01:09,803 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-25 00:01:09,803 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-25 00:01:09,805 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1705818128] [2023-11-25 00:01:09,806 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-25 00:01:09,814 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-25 00:01:09,815 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-25 00:01:09,854 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-25 00:01:09,855 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-25 00:01:09,858 INFO L87 Difference]: Start difference. First operand has 296 states, 192 states have (on average 1.4322916666666667) internal successors, (275), 210 states have internal predecessors, (275), 80 states have call successors, (80), 22 states have call predecessors, (80), 22 states have return successors, (80), 76 states have call predecessors, (80), 80 states have call successors, (80) Second operand has 2 states, 2 states have (on average 5.5) internal successors, (11), 2 states have internal predecessors, (11), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-25 00:01:12,223 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-25 00:01:15,082 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-25 00:01:17,151 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-11-25 00:01:17,258 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-25 00:01:17,259 INFO L93 Difference]: Finished difference Result 588 states and 890 transitions. [2023-11-25 00:01:17,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-25 00:01:17,261 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 5.5) internal successors, (11), 2 states have internal predecessors, (11), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 13 [2023-11-25 00:01:17,261 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-25 00:01:17,273 INFO L225 Difference]: With dead ends: 588 [2023-11-25 00:01:17,273 INFO L226 Difference]: Without dead ends: 292 [2023-11-25 00:01:17,281 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-25 00:01:17,284 INFO L413 NwaCegarLoop]: 367 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 47 mSolverCounterSat, 2 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 367 SdHoareTripleChecker+Invalid, 52 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 47 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.3s IncrementalHoareTripleChecker+Time [2023-11-25 00:01:17,285 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 367 Invalid, 52 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 47 Invalid, 3 Unknown, 0 Unchecked, 7.3s Time] [2023-11-25 00:01:17,306 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 292 states. [2023-11-25 00:01:17,357 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 292 to 292. [2023-11-25 00:01:17,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 292 states, 190 states have (on average 1.368421052631579) internal successors, (260), 206 states have internal predecessors, (260), 80 states have call successors, (80), 22 states have call predecessors, (80), 21 states have return successors, (66), 66 states have call predecessors, (66), 66 states have call successors, (66) [2023-11-25 00:01:17,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 292 states and 406 transitions. [2023-11-25 00:01:17,380 INFO L78 Accepts]: Start accepts. Automaton has 292 states and 406 transitions. Word has length 13 [2023-11-25 00:01:17,380 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-25 00:01:17,380 INFO L495 AbstractCegarLoop]: Abstraction has 292 states and 406 transitions. [2023-11-25 00:01:17,381 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 5.5) internal successors, (11), 2 states have internal predecessors, (11), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-25 00:01:17,381 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 406 transitions. [2023-11-25 00:01:17,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-25 00:01:17,383 INFO L187 NwaCegarLoop]: Found error trace [2023-11-25 00:01:17,383 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-25 00:01:17,383 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-25 00:01:17,384 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-25 00:01:17,384 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-25 00:01:17,384 INFO L85 PathProgramCache]: Analyzing trace with hash 1609130013, now seen corresponding path program 1 times [2023-11-25 00:01:17,385 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-25 00:01:17,385 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1431822279] [2023-11-25 00:01:17,385 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-25 00:01:17,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-25 00:01:27,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-25 00:01:29,656 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-25 00:01:29,658 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-25 00:01:29,662 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1431822279] [2023-11-25 00:01:29,662 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1431822279] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-25 00:01:29,664 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-25 00:01:29,664 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-25 00:01:29,664 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1347168259] [2023-11-25 00:01:29,664 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-25 00:01:29,666 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-25 00:01:29,666 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-25 00:01:29,667 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-25 00:01:29,667 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-25 00:01:29,668 INFO L87 Difference]: Start difference. First operand 292 states and 406 transitions. Second operand has 4 states, 4 states have (on average 3.25) internal successors, (13), 3 states have internal predecessors, (13), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-25 00:01:31,942 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-25 00:01:33,950 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []