./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/goblint-regression/28-race_reach_91-arrayloop2_racefree.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 8393723b 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_d4475e88-50bd-43b4-bca2-9dd8fb5b772e/bin/utaipan-I9t0OCRTmS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4475e88-50bd-43b4-bca2-9dd8fb5b772e/bin/utaipan-I9t0OCRTmS/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4475e88-50bd-43b4-bca2-9dd8fb5b772e/bin/utaipan-I9t0OCRTmS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4475e88-50bd-43b4-bca2-9dd8fb5b772e/bin/utaipan-I9t0OCRTmS/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_91-arrayloop2_racefree.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4475e88-50bd-43b4-bca2-9dd8fb5b772e/bin/utaipan-I9t0OCRTmS/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4475e88-50bd-43b4-bca2-9dd8fb5b772e/bin/utaipan-I9t0OCRTmS --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 ac583c9331a2ad916f4c22969f16915d9226d22c75c23a992e6ef02ec672d4b3 --- 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-8393723 [2022-11-19 06:56:26,688 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-19 06:56:26,690 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-19 06:56:26,727 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-19 06:56:26,728 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-19 06:56:26,729 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-19 06:56:26,731 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-19 06:56:26,733 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-19 06:56:26,736 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-19 06:56:26,737 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-19 06:56:26,738 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-19 06:56:26,740 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-19 06:56:26,741 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-19 06:56:26,742 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-19 06:56:26,744 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-19 06:56:26,745 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-19 06:56:26,746 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-19 06:56:26,748 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-19 06:56:26,750 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-19 06:56:26,753 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-19 06:56:26,755 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-19 06:56:26,756 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-19 06:56:26,758 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-19 06:56:26,759 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-19 06:56:26,764 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-19 06:56:26,765 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-19 06:56:26,765 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-19 06:56:26,766 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-19 06:56:26,767 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-19 06:56:26,769 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-19 06:56:26,769 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-19 06:56:26,770 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-19 06:56:26,771 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-19 06:56:26,773 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-19 06:56:26,774 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-19 06:56:26,775 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-19 06:56:26,776 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-19 06:56:26,777 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-19 06:56:26,777 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-19 06:56:26,778 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-19 06:56:26,779 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-19 06:56:26,781 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4475e88-50bd-43b4-bca2-9dd8fb5b772e/bin/utaipan-I9t0OCRTmS/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Default.epf [2022-11-19 06:56:26,810 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-19 06:56:26,811 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-19 06:56:26,811 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-19 06:56:26,812 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-19 06:56:26,812 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-19 06:56:26,813 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-19 06:56:26,813 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-19 06:56:26,814 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-19 06:56:26,814 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-19 06:56:26,814 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-19 06:56:26,815 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-19 06:56:26,815 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-19 06:56:26,815 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-19 06:56:26,816 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-19 06:56:26,816 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-19 06:56:26,817 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-19 06:56:26,817 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-19 06:56:26,817 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-19 06:56:26,818 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-19 06:56:26,819 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-19 06:56:26,819 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-19 06:56:26,819 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-19 06:56:26,820 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-19 06:56:26,820 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-19 06:56:26,820 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-19 06:56:26,821 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-19 06:56:26,821 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-19 06:56:26,821 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-19 06:56:26,822 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-19 06:56:26,822 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-19 06:56:26,822 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-19 06:56:26,823 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-19 06:56:26,823 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-19 06:56:26,823 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-19 06:56:26,823 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-19 06:56:26,824 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 06:56:26,824 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-19 06:56:26,824 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-19 06:56:26,825 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-19 06:56:26,825 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-19 06:56:26,825 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-19 06:56:26,825 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-19 06:56:26,826 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_d4475e88-50bd-43b4-bca2-9dd8fb5b772e/bin/utaipan-I9t0OCRTmS/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4475e88-50bd-43b4-bca2-9dd8fb5b772e/bin/utaipan-I9t0OCRTmS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ac583c9331a2ad916f4c22969f16915d9226d22c75c23a992e6ef02ec672d4b3 [2022-11-19 06:56:27,182 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-19 06:56:27,209 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-19 06:56:27,212 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-19 06:56:27,214 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-19 06:56:27,217 INFO L275 PluginConnector]: CDTParser initialized [2022-11-19 06:56:27,218 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4475e88-50bd-43b4-bca2-9dd8fb5b772e/bin/utaipan-I9t0OCRTmS/../../sv-benchmarks/c/goblint-regression/28-race_reach_91-arrayloop2_racefree.i [2022-11-19 06:56:27,340 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4475e88-50bd-43b4-bca2-9dd8fb5b772e/bin/utaipan-I9t0OCRTmS/data/813bfa104/9d8afcaf3da54d75b819b8a19bbc76c6/FLAGecae444ba [2022-11-19 06:56:28,199 INFO L306 CDTParser]: Found 1 translation units. [2022-11-19 06:56:28,200 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4475e88-50bd-43b4-bca2-9dd8fb5b772e/sv-benchmarks/c/goblint-regression/28-race_reach_91-arrayloop2_racefree.i [2022-11-19 06:56:28,219 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4475e88-50bd-43b4-bca2-9dd8fb5b772e/bin/utaipan-I9t0OCRTmS/data/813bfa104/9d8afcaf3da54d75b819b8a19bbc76c6/FLAGecae444ba [2022-11-19 06:56:28,375 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4475e88-50bd-43b4-bca2-9dd8fb5b772e/bin/utaipan-I9t0OCRTmS/data/813bfa104/9d8afcaf3da54d75b819b8a19bbc76c6 [2022-11-19 06:56:28,379 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-19 06:56:28,380 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-19 06:56:28,385 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-19 06:56:28,386 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-19 06:56:28,390 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-19 06:56:28,391 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 06:56:28" (1/1) ... [2022-11-19 06:56:28,393 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3bb8f2ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:56:28, skipping insertion in model container [2022-11-19 06:56:28,393 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 06:56:28" (1/1) ... [2022-11-19 06:56:28,402 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-19 06:56:28,453 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-19 06:56:29,131 WARN L234 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_d4475e88-50bd-43b4-bca2-9dd8fb5b772e/sv-benchmarks/c/goblint-regression/28-race_reach_91-arrayloop2_racefree.i[47038,47051] [2022-11-19 06:56:29,157 WARN L1568 CHandler]: Possible shadowing of function new [2022-11-19 06:56:29,157 WARN L1568 CHandler]: Possible shadowing of function new [2022-11-19 06:56:29,158 WARN L1568 CHandler]: Possible shadowing of function new [2022-11-19 06:56:29,159 WARN L1568 CHandler]: Possible shadowing of function new [2022-11-19 06:56:29,212 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-19 06:56:29,236 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) [2022-11-19 06:56:29,237 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@16394cde and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:56:29, skipping insertion in model container [2022-11-19 06:56:29,237 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-19 06:56:29,238 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-19 06:56:29,241 INFO L158 Benchmark]: Toolchain (without parser) took 858.92ms. Allocated memory is still 134.2MB. Free memory was 96.6MB in the beginning and 103.1MB in the end (delta: -6.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-19 06:56:29,242 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 86.0MB. Free memory is still 40.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-19 06:56:29,244 INFO L158 Benchmark]: CACSL2BoogieTranslator took 852.64ms. Allocated memory is still 134.2MB. Free memory was 96.6MB in the beginning and 103.1MB in the end (delta: -6.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-19 06:56:29,247 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 86.0MB. Free memory is still 40.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 852.64ms. Allocated memory is still 134.2MB. Free memory was 96.6MB in the beginning and 103.1MB in the end (delta: -6.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1044]: 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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4475e88-50bd-43b4-bca2-9dd8fb5b772e/bin/utaipan-I9t0OCRTmS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4475e88-50bd-43b4-bca2-9dd8fb5b772e/bin/utaipan-I9t0OCRTmS/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4475e88-50bd-43b4-bca2-9dd8fb5b772e/bin/utaipan-I9t0OCRTmS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4475e88-50bd-43b4-bca2-9dd8fb5b772e/bin/utaipan-I9t0OCRTmS/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_91-arrayloop2_racefree.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4475e88-50bd-43b4-bca2-9dd8fb5b772e/bin/utaipan-I9t0OCRTmS/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4475e88-50bd-43b4-bca2-9dd8fb5b772e/bin/utaipan-I9t0OCRTmS --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 ac583c9331a2ad916f4c22969f16915d9226d22c75c23a992e6ef02ec672d4b3 --- 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-8393723 [2022-11-19 06:56:31,795 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-19 06:56:31,797 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-19 06:56:31,824 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-19 06:56:31,825 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-19 06:56:31,826 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-19 06:56:31,828 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-19 06:56:31,830 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-19 06:56:31,833 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-19 06:56:31,834 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-19 06:56:31,835 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-19 06:56:31,837 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-19 06:56:31,837 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-19 06:56:31,839 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-19 06:56:31,840 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-19 06:56:31,842 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-19 06:56:31,843 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-19 06:56:31,844 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-19 06:56:31,846 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-19 06:56:31,848 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-19 06:56:31,850 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-19 06:56:31,852 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-19 06:56:31,854 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-19 06:56:31,855 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-19 06:56:31,859 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-19 06:56:31,860 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-19 06:56:31,860 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-19 06:56:31,862 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-19 06:56:31,862 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-19 06:56:31,863 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-19 06:56:31,864 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-19 06:56:31,865 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-19 06:56:31,866 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-19 06:56:31,867 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-19 06:56:31,868 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-19 06:56:31,869 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-19 06:56:31,870 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-19 06:56:31,870 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-19 06:56:31,871 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-19 06:56:31,872 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-19 06:56:31,873 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-19 06:56:31,874 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4475e88-50bd-43b4-bca2-9dd8fb5b772e/bin/utaipan-I9t0OCRTmS/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Bitvector.epf [2022-11-19 06:56:31,905 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-19 06:56:31,905 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-19 06:56:31,906 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-19 06:56:31,906 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-19 06:56:31,907 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-19 06:56:31,908 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-19 06:56:31,908 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-19 06:56:31,908 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-19 06:56:31,909 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-19 06:56:31,909 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-19 06:56:31,910 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-19 06:56:31,910 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-19 06:56:31,911 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-19 06:56:31,911 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-19 06:56:31,912 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-19 06:56:31,912 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-19 06:56:31,913 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-19 06:56:31,913 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-19 06:56:31,913 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-19 06:56:31,914 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-19 06:56:31,914 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-19 06:56:31,914 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-19 06:56:31,915 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-19 06:56:31,915 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-19 06:56:31,915 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-19 06:56:31,915 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-19 06:56:31,916 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-19 06:56:31,916 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-19 06:56:31,916 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-19 06:56:31,917 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-19 06:56:31,917 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-19 06:56:31,917 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-19 06:56:31,918 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 06:56:31,918 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-19 06:56:31,918 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-19 06:56:31,919 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-19 06:56:31,919 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-19 06:56:31,919 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-19 06:56:31,920 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-19 06:56:31,920 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_d4475e88-50bd-43b4-bca2-9dd8fb5b772e/bin/utaipan-I9t0OCRTmS/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4475e88-50bd-43b4-bca2-9dd8fb5b772e/bin/utaipan-I9t0OCRTmS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ac583c9331a2ad916f4c22969f16915d9226d22c75c23a992e6ef02ec672d4b3 [2022-11-19 06:56:32,448 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-19 06:56:32,485 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-19 06:56:32,488 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-19 06:56:32,490 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-19 06:56:32,494 INFO L275 PluginConnector]: CDTParser initialized [2022-11-19 06:56:32,496 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4475e88-50bd-43b4-bca2-9dd8fb5b772e/bin/utaipan-I9t0OCRTmS/../../sv-benchmarks/c/goblint-regression/28-race_reach_91-arrayloop2_racefree.i [2022-11-19 06:56:32,601 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4475e88-50bd-43b4-bca2-9dd8fb5b772e/bin/utaipan-I9t0OCRTmS/data/bfa4b817c/7864f4a2175c4755876ecf4bb9361b65/FLAG2c87c4f4a [2022-11-19 06:56:33,390 INFO L306 CDTParser]: Found 1 translation units. [2022-11-19 06:56:33,391 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4475e88-50bd-43b4-bca2-9dd8fb5b772e/sv-benchmarks/c/goblint-regression/28-race_reach_91-arrayloop2_racefree.i [2022-11-19 06:56:33,409 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4475e88-50bd-43b4-bca2-9dd8fb5b772e/bin/utaipan-I9t0OCRTmS/data/bfa4b817c/7864f4a2175c4755876ecf4bb9361b65/FLAG2c87c4f4a [2022-11-19 06:56:33,590 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4475e88-50bd-43b4-bca2-9dd8fb5b772e/bin/utaipan-I9t0OCRTmS/data/bfa4b817c/7864f4a2175c4755876ecf4bb9361b65 [2022-11-19 06:56:33,593 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-19 06:56:33,594 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-19 06:56:33,599 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-19 06:56:33,599 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-19 06:56:33,604 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-19 06:56:33,605 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 06:56:33" (1/1) ... [2022-11-19 06:56:33,608 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47c1c673 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:56:33, skipping insertion in model container [2022-11-19 06:56:33,608 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 06:56:33" (1/1) ... [2022-11-19 06:56:33,619 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-19 06:56:33,701 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-19 06:56:34,463 WARN L234 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_d4475e88-50bd-43b4-bca2-9dd8fb5b772e/sv-benchmarks/c/goblint-regression/28-race_reach_91-arrayloop2_racefree.i[47038,47051] [2022-11-19 06:56:34,487 WARN L1568 CHandler]: Possible shadowing of function new [2022-11-19 06:56:34,488 WARN L1568 CHandler]: Possible shadowing of function new [2022-11-19 06:56:34,489 WARN L1568 CHandler]: Possible shadowing of function new [2022-11-19 06:56:34,490 WARN L1568 CHandler]: Possible shadowing of function new [2022-11-19 06:56:34,538 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-19 06:56:34,576 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-11-19 06:56:34,590 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-19 06:56:34,644 WARN L234 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_d4475e88-50bd-43b4-bca2-9dd8fb5b772e/sv-benchmarks/c/goblint-regression/28-race_reach_91-arrayloop2_racefree.i[47038,47051] [2022-11-19 06:56:34,654 WARN L1568 CHandler]: Possible shadowing of function new [2022-11-19 06:56:34,656 WARN L1568 CHandler]: Possible shadowing of function new [2022-11-19 06:56:34,658 WARN L1568 CHandler]: Possible shadowing of function new [2022-11-19 06:56:34,659 WARN L1568 CHandler]: Possible shadowing of function new [2022-11-19 06:56:34,680 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-19 06:56:34,699 INFO L203 MainTranslator]: Completed pre-run [2022-11-19 06:56:34,739 WARN L234 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_d4475e88-50bd-43b4-bca2-9dd8fb5b772e/sv-benchmarks/c/goblint-regression/28-race_reach_91-arrayloop2_racefree.i[47038,47051] [2022-11-19 06:56:34,743 WARN L1568 CHandler]: Possible shadowing of function new [2022-11-19 06:56:34,743 WARN L1568 CHandler]: Possible shadowing of function new [2022-11-19 06:56:34,744 WARN L1568 CHandler]: Possible shadowing of function new [2022-11-19 06:56:34,745 WARN L1568 CHandler]: Possible shadowing of function new [2022-11-19 06:56:34,757 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-19 06:56:34,874 INFO L208 MainTranslator]: Completed translation [2022-11-19 06:56:34,876 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:56:34 WrapperNode [2022-11-19 06:56:34,876 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-19 06:56:34,880 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-19 06:56:34,881 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-19 06:56:34,881 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-19 06:56:34,890 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:56:34" (1/1) ... [2022-11-19 06:56:34,925 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:56:34" (1/1) ... [2022-11-19 06:56:34,970 INFO L138 Inliner]: procedures = 281, calls = 45, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 181 [2022-11-19 06:56:34,970 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-19 06:56:34,971 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-19 06:56:34,971 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-19 06:56:34,972 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-19 06:56:34,987 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:56:34" (1/1) ... [2022-11-19 06:56:34,988 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:56:34" (1/1) ... [2022-11-19 06:56:35,014 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:56:34" (1/1) ... [2022-11-19 06:56:35,014 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:56:34" (1/1) ... [2022-11-19 06:56:35,026 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:56:34" (1/1) ... [2022-11-19 06:56:35,048 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:56:34" (1/1) ... [2022-11-19 06:56:35,051 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:56:34" (1/1) ... [2022-11-19 06:56:35,066 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:56:34" (1/1) ... [2022-11-19 06:56:35,071 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-19 06:56:35,072 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-19 06:56:35,072 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-19 06:56:35,072 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-19 06:56:35,073 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:56:34" (1/1) ... [2022-11-19 06:56:35,088 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 06:56:35,101 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4475e88-50bd-43b4-bca2-9dd8fb5b772e/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 06:56:35,125 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4475e88-50bd-43b4-bca2-9dd8fb5b772e/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-19 06:56:35,142 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4475e88-50bd-43b4-bca2-9dd8fb5b772e/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-19 06:56:35,179 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-19 06:56:35,179 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-19 06:56:35,179 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-19 06:56:35,179 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-19 06:56:35,179 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-19 06:56:35,180 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-19 06:56:35,180 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-11-19 06:56:35,180 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-11-19 06:56:35,180 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-19 06:56:35,180 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-19 06:56:35,180 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-19 06:56:35,181 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2022-11-19 06:56:35,181 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2022-11-19 06:56:35,181 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-19 06:56:35,181 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-19 06:56:35,183 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-19 06:56:35,379 INFO L235 CfgBuilder]: Building ICFG [2022-11-19 06:56:35,381 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-19 06:56:36,291 INFO L276 CfgBuilder]: Performing block encoding [2022-11-19 06:56:36,302 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-19 06:56:36,303 INFO L300 CfgBuilder]: Removed 16 assume(true) statements. [2022-11-19 06:56:36,305 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 06:56:36 BoogieIcfgContainer [2022-11-19 06:56:36,306 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-19 06:56:36,308 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-19 06:56:36,308 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-19 06:56:36,312 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-19 06:56:36,312 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 06:56:33" (1/3) ... [2022-11-19 06:56:36,313 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ff00a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 06:56:36, skipping insertion in model container [2022-11-19 06:56:36,313 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:56:34" (2/3) ... [2022-11-19 06:56:36,314 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ff00a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 06:56:36, skipping insertion in model container [2022-11-19 06:56:36,314 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 06:56:36" (3/3) ... [2022-11-19 06:56:36,316 INFO L112 eAbstractionObserver]: Analyzing ICFG 28-race_reach_91-arrayloop2_racefree.i [2022-11-19 06:56:36,339 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-19 06:56:36,339 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 40 error locations. [2022-11-19 06:56:36,339 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-11-19 06:56:36,668 INFO L144 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2022-11-19 06:56:36,719 INFO L115 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-11-19 06:56:36,747 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 218 places, 239 transitions, 486 flow [2022-11-19 06:56:36,759 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 218 places, 239 transitions, 486 flow [2022-11-19 06:56:36,762 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 218 places, 239 transitions, 486 flow [2022-11-19 06:56:36,935 INFO L130 PetriNetUnfolder]: 26/263 cut-off events. [2022-11-19 06:56:36,935 INFO L131 PetriNetUnfolder]: For 1/2 co-relation queries the response was YES. [2022-11-19 06:56:36,943 INFO L83 FinitePrefix]: Finished finitePrefix Result has 269 conditions, 263 events. 26/263 cut-off events. For 1/2 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 849 event pairs, 0 based on Foata normal form. 0/189 useless extension candidates. Maximal degree in co-relation 130. Up to 4 conditions per place. [2022-11-19 06:56:36,948 INFO L119 LiptonReduction]: Number of co-enabled transitions 6060 [2022-11-19 06:58:28,770 WARN L233 SmtUtils]: Spent 6.81s on a formula simplification. DAG size of input: 126 DAG size of output: 116 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-19 06:58:39,963 WARN L233 SmtUtils]: Spent 8.07s on a formula simplification. DAG size of input: 126 DAG size of output: 122 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-19 06:58:53,675 WARN L233 SmtUtils]: Spent 9.44s on a formula simplification that was a NOOP. DAG size: 134 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-19 06:59:00,913 WARN L233 SmtUtils]: Spent 7.24s on a formula simplification that was a NOOP. DAG size: 126 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-19 06:59:07,759 WARN L233 SmtUtils]: Spent 6.84s on a formula simplification that was a NOOP. DAG size: 134 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-19 06:59:16,117 WARN L233 SmtUtils]: Spent 8.35s on a formula simplification that was a NOOP. DAG size: 126 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-19 06:59:42,984 WARN L233 SmtUtils]: Spent 8.75s on a formula simplification that was a NOOP. DAG size: 161 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-19 06:59:52,082 WARN L233 SmtUtils]: Spent 9.10s on a formula simplification that was a NOOP. DAG size: 161 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-19 06:59:59,802 WARN L233 SmtUtils]: Spent 7.72s on a formula simplification that was a NOOP. DAG size: 166 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-19 07:00:07,599 WARN L233 SmtUtils]: Spent 7.80s on a formula simplification that was a NOOP. DAG size: 166 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-19 07:04:13,499 WARN L233 SmtUtils]: Spent 4.09m on a formula simplification. DAG size of input: 224 DAG size of output: 216 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-19 07:06:15,066 WARN L233 SmtUtils]: Spent 2.03m on a formula simplification that was a NOOP. DAG size: 212 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-19 07:10:23,823 WARN L233 SmtUtils]: Spent 4.15m on a formula simplification. DAG size of input: 229 DAG size of output: 221 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition)