[INFO] cloning repository https://github.com/dayang/tata [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dayang/tata" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdayang%2Ftata", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdayang%2Ftata'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 77334c296e4c047aeceddb8a34bd0d8067ba6050 [INFO] checking dayang/tata against master#a5f164faad4a2fed606b8160fd7ecd2d5cbba381 for pr-84920 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdayang%2Ftata" "/workspace/builds/worker-2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/dayang/tata 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/dayang/tata [INFO] finished tweaking git repo https://github.com/dayang/tata [INFO] tweaked toml for git repo https://github.com/dayang/tata written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/dayang/tata 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] fa70b705c1c3c7f563af11ae3e2a091bef537f3d87fd9d34e7614ee58613f49b [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" "fa70b705c1c3c7f563af11ae3e2a091bef537f3d87fd9d34e7614ee58613f49b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "fa70b705c1c3c7f563af11ae3e2a091bef537f3d87fd9d34e7614ee58613f49b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fa70b705c1c3c7f563af11ae3e2a091bef537f3d87fd9d34e7614ee58613f49b", kill_on_drop: false }` [INFO] [stdout] fa70b705c1c3c7f563af11ae3e2a091bef537f3d87fd9d34e7614ee58613f49b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] aef06b6daaf9c4bfbeecc986ddaa3b50777c5698270c380c4845106db40bf87d [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" "aef06b6daaf9c4bfbeecc986ddaa3b50777c5698270c380c4845106db40bf87d", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.66 [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Compiling proc-macro2 v1.0.6 [INFO] [stderr] Compiling cc v1.0.48 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling syn v1.0.11 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling serde v1.0.104 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Checking smallvec v1.0.0 [INFO] [stderr] Compiling ryu v1.0.2 [INFO] [stderr] Compiling rand_core v0.4.2 [INFO] [stderr] Compiling httparse v1.3.4 [INFO] [stderr] Compiling ppv-lite86 v0.2.6 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Checking safemem v0.3.3 [INFO] [stderr] Compiling siphasher v0.3.2 [INFO] [stderr] Checking traitobject v0.1.0 [INFO] [stderr] Compiling yansi v0.4.0 [INFO] [stderr] Checking untrusted v0.6.2 [INFO] [stderr] Checking itoa v0.4.4 [INFO] [stderr] Compiling scopeguard v1.0.0 [INFO] [stderr] Compiling percent-encoding v1.0.1 [INFO] [stderr] Checking typeable v0.1.2 [INFO] [stderr] Checking mac v0.1.1 [INFO] [stderr] Compiling matrixmultiply v0.1.15 [INFO] [stderr] Checking remove_dir_all v0.5.2 [INFO] [stderr] Compiling language-tags v0.2.2 [INFO] [stderr] Checking precomputed-hash v0.1.1 [INFO] [stderr] Compiling ucd-trie v0.1.2 [INFO] [stderr] Checking regex-syntax v0.6.12 [INFO] [stderr] Compiling derive_builder v0.9.0 [INFO] [stderr] Checking rawpointer v0.1.0 [INFO] [stderr] Checking bytemuck v1.2.0 [INFO] [stderr] Checking custom_derive v0.1.7 [INFO] [stderr] Checking byte-tools v0.3.1 [INFO] [stderr] Compiling curl v0.4.29 [INFO] [stderr] Checking state v0.4.1 [INFO] [stderr] Checking subtle v1.0.0 [INFO] [stderr] Checking modifier v0.1.0 [INFO] [stderr] Checking opaque-debug v0.2.3 [INFO] [stderr] Checking yansi v0.5.0 [INFO] [stderr] Checking unicode-width v0.1.7 [INFO] [stderr] Checking groupable v0.2.0 [INFO] [stderr] Compiling pulldown-cmark v0.7.1 [INFO] [stderr] Checking dtoa v0.4.5 [INFO] [stderr] Checking tap v0.4.0 [INFO] [stderr] Checking hex v0.4.2 [INFO] [stderr] Checking glob v0.3.0 [INFO] [stderr] Checking bytesize v1.0.0 [INFO] [stderr] Checking assert-impl v0.1.3 [INFO] [stderr] Compiling indexmap v1.3.0 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking lock_api v0.3.2 [INFO] [stderr] Compiling unicase v2.6.0 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Compiling rand_jitter v0.1.4 [INFO] [stderr] Compiling unicode-normalization v0.1.11 [INFO] [stderr] Compiling rocket_codegen v0.4.2 [INFO] [stderr] Compiling rocket_contrib_codegen v0.4.2 [INFO] [stderr] Compiling rocket v0.4.2 [INFO] [stderr] Checking miniz_oxide v0.3.6 [INFO] [stderr] Checking unsafe-any v0.4.2 [INFO] [stderr] Compiling phf_shared v0.8.0 [INFO] [stderr] Checking futf v0.1.4 [INFO] [stderr] Compiling num-traits v0.2.11 [INFO] [stderr] Compiling num-integer v0.1.42 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling memoffset v0.5.4 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling num-iter v0.1.40 [INFO] [stderr] Compiling num-bigint v0.2.6 [INFO] [stderr] Compiling num-rational v0.2.4 [INFO] [stderr] Compiling num-complex v0.2.4 [INFO] [stderr] Compiling pest v2.1.2 [INFO] [stderr] Checking block-padding v0.1.5 [INFO] [stderr] Compiling pear_codegen v0.1.2 [INFO] [stderr] Checking conv v0.3.3 [INFO] [stderr] Checking lru-cache v0.1.2 [INFO] [stderr] Checking getopts v0.2.21 [INFO] [stderr] Compiling byteorder v1.3.2 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling rand_hc v0.1.0 [INFO] [stderr] Compiling rand_isaac v0.1.1 [INFO] [stderr] Compiling rand_xorshift v0.1.1 [INFO] [stderr] Checking crc32fast v1.2.0 [INFO] [stderr] Checking typemap v0.3.3 [INFO] [stderr] Checking tendril v0.4.1 [INFO] [stderr] Checking phf v0.8.0 [INFO] [stderr] Checking base64 v0.9.3 [INFO] [stderr] Checking deflate v0.8.4 [INFO] [stderr] Checking tiff v0.4.0 [INFO] [stderr] Checking stb_truetype v0.3.1 [INFO] [stderr] Checking base64 v0.10.1 [INFO] [stderr] Compiling smallvec v0.6.13 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling parking_lot_core v0.6.2 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Compiling rustc_version_runtime v0.1.5 [INFO] [stderr] Checking idna v0.1.5 [INFO] [stderr] Checking idna v0.2.0 [INFO] [stderr] Compiling ring v0.13.5 [INFO] [stderr] Compiling libsqlite3-sys v0.11.1 [INFO] [stderr] Compiling libz-sys v1.0.25 [INFO] [stderr] Compiling openssl-sys v0.9.55 [INFO] [stderr] Compiling libnghttp2-sys v0.1.3 [INFO] [stderr] Compiling curl-sys v0.4.31+curl-7.70.0 [INFO] [stderr] Compiling sys-info v0.5.10 [INFO] [stderr] Compiling log v0.3.9 [INFO] [stderr] Checking aho-corasick v0.7.6 [INFO] [stderr] Checking twoway v0.1.8 [INFO] [stderr] Checking buf_redux v0.8.4 [INFO] [stderr] Checking plugin v0.2.6 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Compiling time v0.1.42 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Compiling parking_lot_core v0.7.0 [INFO] [stderr] Compiling num_cpus v1.11.1 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking socket2 v0.3.12 [INFO] [stderr] Checking inotify-sys v0.1.3 [INFO] [stderr] Checking filetime v0.2.8 [INFO] [stderr] Checking dirs-sys v0.3.4 [INFO] [stderr] Checking atty v0.2.13 [INFO] [stderr] Checking fs2 v0.4.3 [INFO] [stderr] Checking digest v0.8.1 [INFO] [stderr] Checking crypto-mac v0.7.0 [INFO] [stderr] Checking block-buffer v0.7.3 [INFO] [stderr] error: failed to run custom build command for `rustc_version_runtime v0.1.5` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/rustc_version_runtime-550011522487f208/build-script-build` (exit status: 101) [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" }', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc_version_runtime-0.1.5/build.rs:27:48 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x5588071425e0 - 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: 0x5588071425e0 - 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: 0x5588071425e0 - std::sys_common::backtrace::_print_fmt::hfbda19e17f6db318 [INFO] [stderr] at /rustc/a5f164faad4a2fed606b8160fd7ecd2d5cbba381/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x5588071425e0 - ::fmt::h1a8751bf59281272 [INFO] [stderr] at /rustc/a5f164faad4a2fed606b8160fd7ecd2d5cbba381/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x55880715ffbf - core::fmt::write::h7aa6cd0067dca82a [INFO] [stderr] at /rustc/a5f164faad4a2fed606b8160fd7ecd2d5cbba381/library/core/src/fmt/mod.rs:1094:17 [INFO] [stderr] 5: 0x558807140625 - std::io::Write::write_fmt::hd7dd3a1df9b6befb [INFO] [stderr] at /rustc/a5f164faad4a2fed606b8160fd7ecd2d5cbba381/library/std/src/io/mod.rs:1584:15 [INFO] [stderr] 6: 0x55880714428b - std::sys_common::backtrace::_print::h551e9ec8a9fa8106 [INFO] [stderr] at /rustc/a5f164faad4a2fed606b8160fd7ecd2d5cbba381/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x55880714428b - std::sys_common::backtrace::print::ha4b1c5e95fa040b3 [INFO] [stderr] at /rustc/a5f164faad4a2fed606b8160fd7ecd2d5cbba381/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x55880714428b - std::panicking::default_hook::{{closure}}::h0b34c9ab7fb9f857 [INFO] [stderr] at /rustc/a5f164faad4a2fed606b8160fd7ecd2d5cbba381/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x558807143d6d - std::panicking::default_hook::h3067e8318decd17a [INFO] [stderr] at /rustc/a5f164faad4a2fed606b8160fd7ecd2d5cbba381/library/std/src/panicking.rs:225:9 [INFO] [stderr] 10: 0x55880714483d - std::panicking::rust_panic_with_hook::h81b8facc50f34daa [INFO] [stderr] at /rustc/a5f164faad4a2fed606b8160fd7ecd2d5cbba381/library/std/src/panicking.rs:591:17 [INFO] [stderr] 11: 0x558807144437 - std::panicking::begin_panic_handler::{{closure}}::ha376ab85d95a000e [INFO] [stderr] at /rustc/a5f164faad4a2fed606b8160fd7ecd2d5cbba381/library/std/src/panicking.rs:497:13 [INFO] [stderr] 12: 0x558807142a9c - 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: 0x558807144399 - rust_begin_unwind [INFO] [stderr] at /rustc/a5f164faad4a2fed606b8160fd7ecd2d5cbba381/library/std/src/panicking.rs:493:5 [INFO] [stderr] 14: 0x55880710dff1 - core::panicking::panic_fmt::hbe99dddd3092ba3c [INFO] [stderr] at /rustc/a5f164faad4a2fed606b8160fd7ecd2d5cbba381/library/core/src/panicking.rs:92:14 [INFO] [stderr] 15: 0x55880710e083 - core::result::unwrap_failed::hf79563fef9d11ab8 [INFO] [stderr] at /rustc/a5f164faad4a2fed606b8160fd7ecd2d5cbba381/library/core/src/result.rs:1355:5 [INFO] [stderr] 16: 0x558807111c5a - core::result::Result::unwrap::h4b3d6414e3271c8e [INFO] [stderr] at /rustc/a5f164faad4a2fed606b8160fd7ecd2d5cbba381/library/core/src/result.rs:1037:23 [INFO] [stderr] 17: 0x55880710f26e - build_script_build::main::h69ab4225330822d8 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc_version_runtime-0.1.5/build.rs:27:17 [INFO] [stderr] 18: 0x5588071103eb - core::ops::function::FnOnce::call_once::h4aefd2774485edf5 [INFO] [stderr] at /rustc/a5f164faad4a2fed606b8160fd7ecd2d5cbba381/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 19: 0x55880711077e - std::sys_common::backtrace::__rust_begin_short_backtrace::h22cc7ffa28822afb [INFO] [stderr] at /rustc/a5f164faad4a2fed606b8160fd7ecd2d5cbba381/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 20: 0x5588071103a1 - std::rt::lang_start::{{closure}}::h83163547cc610db1 [INFO] [stderr] at /rustc/a5f164faad4a2fed606b8160fd7ecd2d5cbba381/library/std/src/rt.rs:49:18 [INFO] [stderr] 21: 0x558807144c3a - core::ops::function::impls:: for &F>::call_once::h3b8c329143d7638a [INFO] [stderr] at /rustc/a5f164faad4a2fed606b8160fd7ecd2d5cbba381/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 22: 0x558807144c3a - std::panicking::try::do_call::h4b72c261b4eefc1b [INFO] [stderr] at /rustc/a5f164faad4a2fed606b8160fd7ecd2d5cbba381/library/std/src/panicking.rs:379:40 [INFO] [stderr] 23: 0x558807144c3a - std::panicking::try::h703d31b7896cbd49 [INFO] [stderr] at /rustc/a5f164faad4a2fed606b8160fd7ecd2d5cbba381/library/std/src/panicking.rs:343:19 [INFO] [stderr] 24: 0x558807144c3a - std::panic::catch_unwind::h37cad9b35388a915 [INFO] [stderr] at /rustc/a5f164faad4a2fed606b8160fd7ecd2d5cbba381/library/std/src/panic.rs:431:14 [INFO] [stderr] 25: 0x558807144c3a - std::rt::lang_start_internal::hab5a8a909af4f90e [INFO] [stderr] at /rustc/a5f164faad4a2fed606b8160fd7ecd2d5cbba381/library/std/src/rt.rs:34:21 [INFO] [stderr] 26: 0x558807110380 - std::rt::lang_start::h75c82210c7ee7a5b [INFO] [stderr] at /rustc/a5f164faad4a2fed606b8160fd7ecd2d5cbba381/library/std/src/rt.rs:48:5 [INFO] [stderr] 27: 0x55880711034c - main [INFO] [stderr] 28: 0x7faf1339a0b3 - __libc_start_main [INFO] [stderr] 29: 0x55880710e6ee - _start [INFO] [stderr] 30: 0x0 - [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "aef06b6daaf9c4bfbeecc986ddaa3b50777c5698270c380c4845106db40bf87d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "aef06b6daaf9c4bfbeecc986ddaa3b50777c5698270c380c4845106db40bf87d", kill_on_drop: false }` [INFO] [stdout] aef06b6daaf9c4bfbeecc986ddaa3b50777c5698270c380c4845106db40bf87d