[INFO] cloning repository https://github.com/rust-lang-nursery/rls
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rust-lang-nursery/rls" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frust-lang-nursery%2Frls", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frust-lang-nursery%2Frls'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4b24a64a0676bb4e06019bc96a6d036193e89750
[INFO] testing rust-lang-nursery/rls against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frust-lang-nursery%2Frls" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rust-lang-nursery/rls on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-12/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/rust-lang-nursery/rls
[INFO] finished tweaking git repo https://github.com/rust-lang-nursery/rls
[INFO] tweaked toml for git repo https://github.com/rust-lang-nursery/rls written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/rust-lang-nursery/rls already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", 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] 14eeb64a56c92d1039193903c6203a06d96fbfe9834f140473362eca49854f12
[INFO] running `Command { std: "docker" "start" "-a" "14eeb64a56c92d1039193903c6203a06d96fbfe9834f140473362eca49854f12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "14eeb64a56c92d1039193903c6203a06d96fbfe9834f140473362eca49854f12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14eeb64a56c92d1039193903c6203a06d96fbfe9834f140473362eca49854f12", kill_on_drop: false }`
[INFO] [stdout] 14eeb64a56c92d1039193903c6203a06d96fbfe9834f140473362eca49854f12
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 97503ad64fcc8ff4a056d4786b95d462513d359bc7370b59d7617aa7bc437400
[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" "97503ad64fcc8ff4a056d4786b95d462513d359bc7370b59d7617aa7bc437400", kill_on_drop: false }`
[INFO] [stderr]    Compiling cfg-if v1.0.0
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[INFO] [stderr]    Compiling ryu v1.0.5
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[INFO] [stderr]    Compiling tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling futures-core v0.3.18
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling rustc-rayon-core v0.3.1
[INFO] [stderr]    Compiling futures-task v0.3.18
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[INFO] [stderr]    Compiling futures-sink v0.3.18
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[INFO] [stderr]    Compiling arrayvec v0.7.2
[INFO] [stderr]    Compiling futures-util v0.3.18
[INFO] [stderr]    Compiling futures-io v0.3.18
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling rustc-ap-rustc_graphviz v722.0.0
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[INFO] [stderr]    Compiling rustfmt-nightly v1.4.38 (https://github.com/rust-lang/rustfmt?rev=ea199bacef07213dbe008841b89c450e3bf0c638#ea199bac)
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[INFO] [stderr]    Compiling rls v1.41.0 (/opt/rustwide/workdir)
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[INFO] [stderr]    Compiling crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling cc v1.0.72
[INFO] [stderr]    Compiling parking_lot v0.11.2
[INFO] [stderr]    Compiling rand_core v0.5.1
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[INFO] [stderr]    Compiling tar v0.4.37
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[INFO] [stderr]    Compiling unicode-normalization v0.1.19
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[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling crossbeam-queue v0.2.3
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling rustc-ap-rustc_serialize v722.0.0
[INFO] [stderr]    Compiling vte v0.10.1
[INFO] [stderr]    Compiling rand v0.7.3
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[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling crossbeam-deque v0.7.4
[INFO] [stderr]    Compiling openssl-sys v0.9.71
[INFO] [stderr]    Compiling libz-sys v1.1.3
[INFO] [stderr]    Compiling psm v0.1.16
[INFO] [stderr]    Compiling stacker v0.1.14
[INFO] [stderr]    Compiling libnghttp2-sys v0.1.7+1.45.0
[INFO] [stderr]    Compiling curl-sys v0.4.51+curl-7.80.0
[INFO] [stderr]    Compiling libssh2-sys v0.2.23
[INFO] [stderr]    Compiling libgit2-sys v0.12.25+1.3.0
[INFO] [stderr]    Compiling sized-chunks v0.6.5
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling tempfile v3.2.0
[INFO] [stderr]    Compiling globset v0.4.8
[INFO] [stderr]    Compiling env_logger v0.8.4
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling strip-ansi-escapes v0.1.1
[INFO] [stderr]    Compiling rustc-rayon v0.3.1
[INFO] [stderr]    Compiling ignore v0.4.18
[INFO] [stderr]    Compiling openssl v0.10.38
[INFO] [stderr]    Compiling flate2 v1.0.22
[INFO] [stderr]    Compiling cargo v0.54.0 (https://github.com/rust-lang/cargo?rev=8dd533662007374412f460b4e442d3f8c193bff9#8dd53366)
[INFO] [stderr]    Compiling tokio-stream v0.1.8
[INFO] [stderr]    Compiling tokio-util v0.6.9
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling crypto-hash v0.3.4
[INFO] [stderr]    Compiling cargo-util v0.1.0 (https://github.com/rust-lang/cargo?rev=8dd533662007374412f460b4e442d3f8c193bff9#8dd53366)
[INFO] [stderr]    Compiling tracing-attributes v0.1.18
[INFO] [stderr]    Compiling rustc-ap-rustc_macros v722.0.0
[INFO] [stderr]    Compiling futures-macro v0.3.18
[INFO] [stderr]    Compiling derive_more v0.99.16
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]    Compiling derive-new v0.5.9
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling rustfmt-config_proc_macro v0.2.0 (https://github.com/rust-lang/rustfmt?rev=ea199bacef07213dbe008841b89c450e3bf0c638#ea199bac)
[INFO] [stderr]    Compiling serde_repr v0.1.7
[INFO] [stderr]    Compiling tracing v0.1.29
[INFO] [stderr]    Compiling structopt v0.3.25
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]    Compiling rustc-ap-rustc_index v722.0.0
[INFO] [stderr]    Compiling rustc-ap-rustc_data_structures v722.0.0
[INFO] [stderr]    Compiling rustc-ap-rustc_arena v722.0.0
[INFO] [stderr]    Compiling rustc-ap-rustc_span v722.0.0
[INFO] [stderr]    Compiling futures-executor v0.3.18
[INFO] [stderr]    Compiling futures v0.3.18
[INFO] [stderr]    Compiling parity-tokio-ipc v0.9.0
[INFO] [stderr]    Compiling rustc-ap-rustc_ast v722.0.0
[INFO] [stderr]    Compiling rustc-ap-rustc_target v722.0.0
[INFO] [stderr]    Compiling rustc-ap-rustc_feature v722.0.0
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling rls-span v0.5.4
[INFO] [stderr]    Compiling url v2.2.2
[INFO] [stderr]    Compiling cargo-platform v0.1.2
[INFO] [stderr]    Compiling semver v0.11.0
[INFO] [stderr]    Compiling serde_ignored v0.1.2
[INFO] [stderr]    Compiling cargo-platform v0.1.1 (https://github.com/rust-lang/cargo?rev=8dd533662007374412f460b4e442d3f8c193bff9#8dd53366)
[INFO] [stderr]    Compiling semver v0.10.0
[INFO] [stderr]    Compiling rls-data v0.19.1
[INFO] [stderr]    Compiling rls-vfs v0.8.0
[INFO] [stderr]    Compiling git2 v0.13.24
[INFO] [stderr]    Compiling proc-macro-crate v0.1.5
[INFO] [stderr]    Compiling jsonrpc-core v18.0.0
[INFO] [stderr]    Compiling cargo_metadata v0.14.1
[INFO] [stderr]    Compiling crates-io v0.33.0 (https://github.com/rust-lang/cargo?rev=8dd533662007374412f460b4e442d3f8c193bff9#8dd53366)
[INFO] [stderr]    Compiling rustfix v0.5.1
[INFO] [stderr]    Compiling cargo_metadata v0.12.3
[INFO] [stderr]    Compiling lsp-types v0.60.0
[INFO] [stderr]    Compiling rls-analysis v0.18.2 (/opt/rustwide/workdir/rls-analysis)
[INFO] [stderr]    Compiling jsonrpc-derive v18.0.0
[INFO] [stderr]    Compiling jsonrpc-server-utils v18.0.0
[INFO] [stderr]    Compiling jsonrpc-pubsub v18.0.0
[INFO] [stderr]    Compiling jsonrpc-client-transports v18.0.0
[INFO] [stderr]    Compiling jsonrpc-ipc-server v18.0.0
[INFO] [stdout] error[E0463]: can't find crate for `rustc_ast`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/git/checkouts/rustfmt-c4b65366788d3254/ea199ba/src/lib.rs:16:1
[INFO] [stdout]    |
[INFO] [stdout] 16 | extern crate rustc_ast;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe you need to install the missing components with: `rustup component add rust-src rustc-dev llvm-tools-preview`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rustfmt-nightly` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "97503ad64fcc8ff4a056d4786b95d462513d359bc7370b59d7617aa7bc437400", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97503ad64fcc8ff4a056d4786b95d462513d359bc7370b59d7617aa7bc437400", kill_on_drop: false }`
[INFO] [stdout] 97503ad64fcc8ff4a056d4786b95d462513d359bc7370b59d7617aa7bc437400