[INFO] cloning repository https://github.com/rchaser53/failed-build-rustc-ap-rustc_session-633
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rchaser53/failed-build-rustc-ap-rustc_session-633" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frchaser53%2Ffailed-build-rustc-ap-rustc_session-633", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frchaser53%2Ffailed-build-rustc-ap-rustc_session-633'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fd32cf1a09f1fcd5de06d7a60ca29bef004af35e
[INFO] checking rchaser53/failed-build-rustc-ap-rustc_session-633 against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frchaser53%2Ffailed-build-rustc-ap-rustc_session-633" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rchaser53/failed-build-rustc-ap-rustc_session-633 on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rchaser53/failed-build-rustc-ap-rustc_session-633
[INFO] finished tweaking git repo https://github.com/rchaser53/failed-build-rustc-ap-rustc_session-633
[INFO] tweaked toml for git repo https://github.com/rchaser53/failed-build-rustc-ap-rustc_session-633 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/rchaser53/failed-build-rustc-ap-rustc_session-633 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rustc-ap-rustc_fs_util v633.0.0
[INFO] [stderr]   Downloaded rustc-ap-rustc_macros v633.0.0
[INFO] [stderr]   Downloaded rustc-ap-serialize v633.0.0
[INFO] [stderr]   Downloaded rustc-ap-graphviz v633.0.0
[INFO] [stderr]   Downloaded rustc-ap-rustc_target v633.0.0
[INFO] [stderr]   Downloaded rustc-ap-rustc_errors v633.0.0
[INFO] [stderr]   Downloaded rustc-ap-rustc_feature v633.0.0
[INFO] [stderr]   Downloaded measureme v0.5.0
[INFO] [stderr]   Downloaded rustc-ap-rustc_data_structures v633.0.0
[INFO] [stderr]   Downloaded rustc-ap-rustc_session v633.0.0
[INFO] [stderr]   Downloaded rustc-ap-rustc_index v633.0.0
[INFO] [stderr]   Downloaded rustc-ap-syntax_pos v633.0.0
[INFO] [stderr]   Downloaded rustc-ap-arena v633.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3d23ddbe9935eeb7f0eb100c2f3dd8ce7309cba9dd0acf798e069d2a5bf15d3d
[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" "3d23ddbe9935eeb7f0eb100c2f3dd8ce7309cba9dd0acf798e069d2a5bf15d3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3d23ddbe9935eeb7f0eb100c2f3dd8ce7309cba9dd0acf798e069d2a5bf15d3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d23ddbe9935eeb7f0eb100c2f3dd8ce7309cba9dd0acf798e069d2a5bf15d3d", kill_on_drop: false }`
[INFO] [stdout] 3d23ddbe9935eeb7f0eb100c2f3dd8ce7309cba9dd0acf798e069d2a5bf15d3d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1705e9f4985e7d7065beddac5f496ef727cc0255c2a9af91b5dcc249e159b15f
[INFO] running `Command { std: "docker" "start" "-a" "1705e9f4985e7d7065beddac5f496ef727cc0255c2a9af91b5dcc249e159b15f", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling rustc-rayon-core v0.3.0
[INFO] [stderr]     Checking smallvec v1.1.0
[INFO] [stderr]    Compiling syn v1.0.11
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]     Checking rustc-ap-graphviz v633.0.0
[INFO] [stderr]    Compiling rustc-ap-rustc_target v633.0.0
[INFO] [stderr]     Checking annotate-snippets v0.6.1
[INFO] [stderr]     Checking rustc-ap-rustc_fs_util v633.0.0
[INFO] [stderr]    Compiling crossbeam-utils v0.7.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.0
[INFO] [stderr]    Compiling indexmap v1.3.0
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]     Checking lock_api v0.3.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lock_api-0.3.2/src/lib.rs:89:42
[INFO] [stdout]    |
[INFO] [stdout] 89 | #![cfg_attr(feature = "nightly", feature(const_fn))]
[INFO] [stdout]    |                                          ^^^^^^^^ feature has been removed
[INFO] [stdout]    |
[INFO] [stdout]    = note: split into finer-grained feature gates
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling memoffset v0.5.3
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0557`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `lock_api`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "1705e9f4985e7d7065beddac5f496ef727cc0255c2a9af91b5dcc249e159b15f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1705e9f4985e7d7065beddac5f496ef727cc0255c2a9af91b5dcc249e159b15f", kill_on_drop: false }`
[INFO] [stdout] 1705e9f4985e7d7065beddac5f496ef727cc0255c2a9af91b5dcc249e159b15f