[INFO] cloning repository https://github.com/luojia65/luojia-os-labs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/luojia65/luojia-os-labs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluojia65%2Fluojia-os-labs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluojia65%2Fluojia-os-labs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 2608c18e3cd3fc2e1d1bb675cc5309cbc834b0c3 [INFO] checking luojia65/luojia-os-labs against master#a5f164faad4a2fed606b8160fd7ecd2d5cbba381 for pr-84920 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluojia65%2Fluojia-os-labs" "/workspace/builds/worker-8/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/luojia65/luojia-os-labs on toolchain a5f164faad4a2fed606b8160fd7ecd2d5cbba381 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/luojia65/luojia-os-labs [INFO] finished tweaking git repo https://github.com/luojia65/luojia-os-labs [INFO] tweaked toml for git repo https://github.com/luojia65/luojia-os-labs written to /workspace/builds/worker-8/source/Cargo.toml [INFO] crate git repo https://github.com/luojia65/luojia-os-labs already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded spin v0.7.1 [INFO] [stderr] Downloaded woke v0.0.2 [INFO] [stderr] Downloaded regex-syntax v0.6.23 [INFO] [stderr] Downloaded bit_field v0.10.1 [INFO] [stderr] Downloaded regex v1.4.5 [INFO] [stderr] Downloaded spin v0.9.0 [INFO] [stderr] Downloaded buddy_system_allocator v0.6.0 [INFO] [stderr] Downloaded buddy_system_allocator v0.8.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] eaec8e894bd8823b80b56ab15825c2a75dad44c3d1d5d7ef0a6d356350777fcc [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "eaec8e894bd8823b80b56ab15825c2a75dad44c3d1d5d7ef0a6d356350777fcc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "eaec8e894bd8823b80b56ab15825c2a75dad44c3d1d5d7ef0a6d356350777fcc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "eaec8e894bd8823b80b56ab15825c2a75dad44c3d1d5d7ef0a6d356350777fcc", kill_on_drop: false }` [INFO] [stdout] eaec8e894bd8823b80b56ab15825c2a75dad44c3d1d5d7ef0a6d356350777fcc [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e0e0a9be4f081f0bf99f1ab03166c6abb8ee7db81418bf1bc9a043fe13ec0a96 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "e0e0a9be4f081f0bf99f1ab03166c6abb8ee7db81418bf1bc9a043fe13ec0a96", kill_on_drop: false }` [INFO] [stderr] Checking r0 v1.0.0 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling regex-syntax v0.6.23 [INFO] [stderr] Compiling spin v0.5.2 [INFO] [stderr] Compiling batch-kernel-user v0.1.0 (/opt/rustwide/workdir/01-batch-kernel/user) [INFO] [stderr] Compiling yield-batch-kernel-user v0.1.0 (/opt/rustwide/workdir/01a-yield-batch-kern/user) [INFO] [stderr] Compiling magic-return-user v0.1.0 (/opt/rustwide/workdir/01b-magic-return-kern/user) [INFO] [stderr] Compiling multi-program-user v0.1.0 (/opt/rustwide/workdir/02-multi-program-kern/user) [INFO] [stderr] Checking bit_field v0.10.1 [INFO] [stderr] Compiling trap-return-user v0.1.0 (/opt/rustwide/workdir/02b-trap-return-kern/user) [INFO] [stderr] Checking spin v0.7.1 [INFO] [stderr] Compiling complex-ctx-user v0.1.0 (/opt/rustwide/workdir/02a-complex-ctx-kern/user) [INFO] [stderr] Compiling mmu-user v0.1.0 (/opt/rustwide/workdir/03-mmu-users) [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling batch-kernel v0.1.0 (/opt/rustwide/workdir/01-batch-kernel/kernel) [INFO] [stderr] Checking woke v0.0.2 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Compiling virt-addr-kern v0.1.0 (/opt/rustwide/workdir/03-virt-addr-kern) [INFO] [stderr] Compiling multi-program-kern v0.1.0 (/opt/rustwide/workdir/02-multi-program-kern/kernel) [INFO] [stderr] Compiling yield-batch-kernel v0.1.0 (/opt/rustwide/workdir/01a-yield-batch-kern/kernel) [INFO] [stderr] Compiling trap-return-kern v0.1.0 (/opt/rustwide/workdir/02b-trap-return-kern/kernel) [INFO] [stderr] Compiling magic-return-kern v0.1.0 (/opt/rustwide/workdir/01b-magic-return-kern/kernel) [INFO] [stderr] Compiling template-kernel v0.1.0 (/opt/rustwide/workdir/00-template-kernel) [INFO] [stderr] Compiling complex-ctx-kern v0.1.0 (/opt/rustwide/workdir/02a-complex-ctx-kern/kernel) [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking buddy_system_allocator v0.6.0 [INFO] [stderr] Checking buddy_system_allocator v0.8.0 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking lock_api v0.4.4 [INFO] [stderr] error: failed to run custom build command for `batch-kernel v0.1.0 (/opt/rustwide/workdir/01-batch-kernel/kernel)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/batch-kernel-0767cc612b043513/build-script-build` (exit status: 101) [INFO] [stderr] --- stdout [INFO] [stderr] cargo:rerun-if-changed=build.rs [INFO] [stderr] cargo:rerun-if-changed=src/linker64.ld [INFO] [stderr] cargo:rustc-link-search=/opt/rustwide/target/debug/build/batch-kernel-c72f3dd3e12fd932/out [INFO] [stderr] cargo:rerun-if-changed=../user/src/ [INFO] [stderr] [INFO] [stderr] --- stderr [INFO] [stderr] thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: Other, message: "Read-only file system" }', 01-batch-kernel/kernel/build.rs:25:48 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x559e293d2c40 - std::backtrace_rs::backtrace::libunwind::trace::hdcf4f90f85129e83 [INFO] [stderr] at /rustc/a5f164faad4a2fed606b8160fd7ecd2d5cbba381/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stderr] 1: 0x559e293d2c40 - std::backtrace_rs::backtrace::trace_unsynchronized::h2669e30cb82f6732 [INFO] [stderr] at /rustc/a5f164faad4a2fed606b8160fd7ecd2d5cbba381/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x559e293d2c40 - std::sys_common::backtrace::_print_fmt::hfbda19e17f6db318 [INFO] [stderr] at /rustc/a5f164faad4a2fed606b8160fd7ecd2d5cbba381/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x559e293d2c40 - ::fmt::h1a8751bf59281272 [INFO] [stderr] at /rustc/a5f164faad4a2fed606b8160fd7ecd2d5cbba381/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x559e293ed4cf - core::fmt::write::h7aa6cd0067dca82a [INFO] [stderr] at /rustc/a5f164faad4a2fed606b8160fd7ecd2d5cbba381/library/core/src/fmt/mod.rs:1094:17 [INFO] [stderr] 5: 0x559e293d1265 - std::io::Write::write_fmt::hd7dd3a1df9b6befb [INFO] [stderr] at /rustc/a5f164faad4a2fed606b8160fd7ecd2d5cbba381/library/std/src/io/mod.rs:1584:15 [INFO] [stderr] 6: 0x559e293d49bb - std::sys_common::backtrace::_print::h551e9ec8a9fa8106 [INFO] [stderr] at /rustc/a5f164faad4a2fed606b8160fd7ecd2d5cbba381/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x559e293d49bb - std::sys_common::backtrace::print::ha4b1c5e95fa040b3 [INFO] [stderr] at /rustc/a5f164faad4a2fed606b8160fd7ecd2d5cbba381/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x559e293d49bb - std::panicking::default_hook::{{closure}}::h0b34c9ab7fb9f857 [INFO] [stderr] at /rustc/a5f164faad4a2fed606b8160fd7ecd2d5cbba381/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x559e293d449d - std::panicking::default_hook::h3067e8318decd17a [INFO] [stderr] at /rustc/a5f164faad4a2fed606b8160fd7ecd2d5cbba381/library/std/src/panicking.rs:225:9 [INFO] [stderr] 10: 0x559e293d4f6d - std::panicking::rust_panic_with_hook::h81b8facc50f34daa [INFO] [stderr] at /rustc/a5f164faad4a2fed606b8160fd7ecd2d5cbba381/library/std/src/panicking.rs:591:17 [INFO] [stderr] 11: 0x559e293d4b67 - std::panicking::begin_panic_handler::{{closure}}::ha376ab85d95a000e [INFO] [stderr] at /rustc/a5f164faad4a2fed606b8160fd7ecd2d5cbba381/library/std/src/panicking.rs:497:13 [INFO] [stderr] 12: 0x559e293d30fc - std::sys_common::backtrace::__rust_end_short_backtrace::h6795c8afdd1a77e6 [INFO] [stderr] at /rustc/a5f164faad4a2fed606b8160fd7ecd2d5cbba381/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x559e293d4ac9 - rust_begin_unwind [INFO] [stderr] at /rustc/a5f164faad4a2fed606b8160fd7ecd2d5cbba381/library/std/src/panicking.rs:493:5 [INFO] [stderr] 14: 0x559e293b3e51 - core::panicking::panic_fmt::hbe99dddd3092ba3c [INFO] [stderr] at /rustc/a5f164faad4a2fed606b8160fd7ecd2d5cbba381/library/core/src/panicking.rs:92:14 [INFO] [stderr] 15: 0x559e293b3ee3 - core::result::unwrap_failed::hf79563fef9d11ab8 [INFO] [stderr] at /rustc/a5f164faad4a2fed606b8160fd7ecd2d5cbba381/library/core/src/result.rs:1355:5 [INFO] [stderr] 16: 0x559e293bf9ea - core::result::Result::unwrap::hd49eddf3bb4de2c2 [INFO] [stderr] at /rustc/a5f164faad4a2fed606b8160fd7ecd2d5cbba381/library/core/src/result.rs:1037:23 [INFO] [stderr] 17: 0x559e293b8684 - build_script_build::insert_app_data::h54cd4d1be57755e5 [INFO] [stderr] at /opt/rustwide/workdir/01-batch-kernel/kernel/build.rs:25:17 [INFO] [stderr] 18: 0x559e293b856e - build_script_build::main::h18ea2b5a23a1052f [INFO] [stderr] at /opt/rustwide/workdir/01-batch-kernel/kernel/build.rs:21:5 [INFO] [stderr] 19: 0x559e293bc01b - core::ops::function::FnOnce::call_once::h838c05cf66089ff5 [INFO] [stderr] at /rustc/a5f164faad4a2fed606b8160fd7ecd2d5cbba381/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 20: 0x559e293bee9e - std::sys_common::backtrace::__rust_begin_short_backtrace::h4bb250e0da875736 [INFO] [stderr] at /rustc/a5f164faad4a2fed606b8160fd7ecd2d5cbba381/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 21: 0x559e293b99a1 - std::rt::lang_start::{{closure}}::h55063546384401cc [INFO] [stderr] at /rustc/a5f164faad4a2fed606b8160fd7ecd2d5cbba381/library/std/src/rt.rs:49:18 [INFO] [stderr] 22: 0x559e293d536a - core::ops::function::impls:: for &F>::call_once::h3b8c329143d7638a [INFO] [stderr] at /rustc/a5f164faad4a2fed606b8160fd7ecd2d5cbba381/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 23: 0x559e293d536a - std::panicking::try::do_call::h4b72c261b4eefc1b [INFO] [stderr] at /rustc/a5f164faad4a2fed606b8160fd7ecd2d5cbba381/library/std/src/panicking.rs:379:40 [INFO] [stderr] 24: 0x559e293d536a - std::panicking::try::h703d31b7896cbd49 [INFO] [stderr] at /rustc/a5f164faad4a2fed606b8160fd7ecd2d5cbba381/library/std/src/panicking.rs:343:19 [INFO] [stderr] 25: 0x559e293d536a - std::panic::catch_unwind::h37cad9b35388a915 [INFO] [stderr] at /rustc/a5f164faad4a2fed606b8160fd7ecd2d5cbba381/library/std/src/panic.rs:431:14 [INFO] [stderr] 26: 0x559e293d536a - std::rt::lang_start_internal::hab5a8a909af4f90e [INFO] [stderr] at /rustc/a5f164faad4a2fed606b8160fd7ecd2d5cbba381/library/std/src/rt.rs:34:21 [INFO] [stderr] 27: 0x559e293b9980 - std::rt::lang_start::h692bac83508689c5 [INFO] [stderr] at /rustc/a5f164faad4a2fed606b8160fd7ecd2d5cbba381/library/std/src/rt.rs:48:5 [INFO] [stderr] 28: 0x559e293b98dc - main [INFO] [stderr] 29: 0x7f1d9312f0b3 - __libc_start_main [INFO] [stderr] 30: 0x559e293b458e - _start [INFO] [stderr] 31: 0x0 - [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "e0e0a9be4f081f0bf99f1ab03166c6abb8ee7db81418bf1bc9a043fe13ec0a96", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e0e0a9be4f081f0bf99f1ab03166c6abb8ee7db81418bf1bc9a043fe13ec0a96", kill_on_drop: false }` [INFO] [stdout] e0e0a9be4f081f0bf99f1ab03166c6abb8ee7db81418bf1bc9a043fe13ec0a96