[INFO] cloning repository https://github.com/efenniht/count-unsafe
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/efenniht/count-unsafe" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fefenniht%2Fcount-unsafe", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fefenniht%2Fcount-unsafe'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 68930845e1effb7884b095fcc74e566a3d741cd6
[INFO] checking efenniht/count-unsafe against try#8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346 for pr-86194
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fefenniht%2Fcount-unsafe" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/efenniht/count-unsafe on toolchain 8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-10/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/efenniht/count-unsafe
[INFO] finished tweaking git repo https://github.com/efenniht/count-unsafe
[INFO] tweaked toml for git repo https://github.com/efenniht/count-unsafe written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/efenniht/count-unsafe already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "fetch" "--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 sha-1 v0.9.2
[INFO] [stderr]   Downloaded sha2 v0.9.2
[INFO] [stderr]   Downloaded indexmap v1.6.1
[INFO] [stderr]   Downloaded smallvec v1.6.0
[INFO] [stderr]   Downloaded tracing v0.1.22
[INFO] [stderr]   Downloaded cc v1.0.66
[INFO] [stderr]   Downloaded stable_deref_trait v1.2.0
[INFO] [stderr]   Downloaded memoffset v0.5.6
[INFO] [stderr]   Downloaded unicode-normalization v0.1.16
[INFO] [stderr]   Downloaded anyhow v1.0.37
[INFO] [stderr]   Downloaded psm v0.1.12
[INFO] [stderr]   Downloaded md-5 v0.9.1
[INFO] [stderr]   Downloaded annotate-snippets v0.8.0
[INFO] [stderr]   Downloaded tinyvec v1.1.0
[INFO] [stderr]   Downloaded rustc-ap-rustc_serialize v697.0.0
[INFO] [stderr]   Downloaded rustc-ap-rustc_macros v697.0.0
[INFO] [stderr]   Downloaded rustc-ap-rustc_index v697.0.0
[INFO] [stderr]   Downloaded rustc-ap-rustc_graphviz v697.0.0
[INFO] [stderr]   Downloaded syn v1.0.57
[INFO] [stderr]   Downloaded rustc-ap-rustc_arena v697.0.0
[INFO] [stderr]   Downloaded termize v0.1.1
[INFO] [stderr]   Downloaded rustc-ap-rustc_errors v697.0.0
[INFO] [stderr]   Downloaded rustc-ap-rustc_feature v697.0.0
[INFO] [stderr]   Downloaded rustc-ap-rustc_lexer v697.0.0
[INFO] [stderr]   Downloaded rustc-ap-rustc_fs_util v697.0.0
[INFO] [stderr]   Downloaded rustc-ap-rustc_session v697.0.0
[INFO] [stderr]   Downloaded rustc-rayon-core v0.3.0
[INFO] [stderr]   Downloaded rustc-ap-rustc_ast v697.0.0
[INFO] [stderr]   Downloaded rustc-ap-rustc_ast_pretty v697.0.0
[INFO] [stderr]   Downloaded measureme v9.0.0
[INFO] [stderr]   Downloaded rustc-ap-rustc_span v697.0.0
[INFO] [stderr]   Downloaded ena v0.14.0
[INFO] [stderr]   Downloaded getopts v0.2.21
[INFO] [stderr]   Downloaded rustc-ap-rustc_parse v697.0.0
[INFO] [stderr]   Downloaded rustc-ap-rustc_lint_defs v697.0.0
[INFO] [stderr]   Downloaded rustc-rayon v0.3.0
[INFO] [stderr]   Downloaded jobserver v0.1.21
[INFO] [stderr]   Downloaded rustc-ap-rustc_data_structures v697.0.0
[INFO] [stderr]   Downloaded parking_lot_core v0.8.2
[INFO] [stderr]   Downloaded hermit-abi v0.1.17
[INFO] [stderr]   Downloaded libc v0.2.81
[INFO] [stderr]   Downloaded stacker v0.1.12
[INFO] [stderr]   Downloaded quote v1.0.8
[INFO] [stderr]   Downloaded pin-project-lite v0.2.0
[INFO] [stderr]   Downloaded tracing-attributes v0.1.11
[INFO] [stderr]   Downloaded rustc-ap-rustc_target v697.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 954600e6240fd647dc2ec6e21e06f015e48c58e4dd7c2dae8397349b20eacb05
[INFO] running `Command { std: "docker" "start" "-a" "954600e6240fd647dc2ec6e21e06f015e48c58e4dd7c2dae8397349b20eacb05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "954600e6240fd647dc2ec6e21e06f015e48c58e4dd7c2dae8397349b20eacb05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "954600e6240fd647dc2ec6e21e06f015e48c58e4dd7c2dae8397349b20eacb05", kill_on_drop: false }`
[INFO] [stdout] 954600e6240fd647dc2ec6e21e06f015e48c58e4dd7c2dae8397349b20eacb05
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0a885dffa62a8b34f8003691c21216fb4904595e6d9cc0e40d5f4da4196ffbc7
[INFO] running `Command { std: "docker" "start" "-a" "0a885dffa62a8b34f8003691c21216fb4904595e6d9cc0e40d5f4da4196ffbc7", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling syn v1.0.57
[INFO] [stderr]     Checking smallvec v1.6.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling rustc-rayon-core v0.3.0
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking rustc-ap-rustc_graphviz v697.0.0
[INFO] [stderr]     Checking annotate-snippets v0.8.0
[INFO] [stderr]     Checking rustc-ap-rustc_fs_util v697.0.0
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking os_str_bytes v2.4.0
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling indexmap v1.6.1
[INFO] [stderr]    Compiling psm v0.1.12
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]     Checking lock_api v0.4.2
[INFO] [stderr]    Compiling stacker v0.1.12
[INFO] [stderr]     Checking tracing-core v0.1.17
[INFO] [stderr]     Checking rustc-ap-rustc_lexer v697.0.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking textwrap v0.12.1
[INFO] [stderr]     Checking log v0.4.11
[INFO] [stderr]     Checking tinyvec v1.1.0
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]     Checking sha2 v0.9.2
[INFO] [stderr]     Checking md-5 v0.9.1
[INFO] [stderr]     Checking sha-1 v0.9.2
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lock_api-0.4.2/src/lib.rs:91:42
[INFO] [stdout]    |
[INFO] [stdout] 91 | #![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] [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" "0a885dffa62a8b34f8003691c21216fb4904595e6d9cc0e40d5f4da4196ffbc7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a885dffa62a8b34f8003691c21216fb4904595e6d9cc0e40d5f4da4196ffbc7", kill_on_drop: false }`
[INFO] [stdout] 0a885dffa62a8b34f8003691c21216fb4904595e6d9cc0e40d5f4da4196ffbc7