[INFO] fetching crate rustfmt_fn 0.1.0...
[INFO] checking rustfmt_fn-0.1.0 against try#e0f03aec47b100bc29555561bd62a99d1bc6aca5 for pr-86231
[INFO] extracting crate rustfmt_fn 0.1.0 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate rustfmt_fn 0.1.0 on toolchain e0f03aec47b100bc29555561bd62a99d1bc6aca5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rustfmt_fn 0.1.0
[INFO] finished tweaking crates.io crate rustfmt_fn 0.1.0
[INFO] tweaked toml for crates.io crate rustfmt_fn 0.1.0 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded env_logger v0.6.2
[INFO] [stderr]   Downloaded cargo_metadata v0.8.2
[INFO] [stderr]   Downloaded derive-new v0.5.9
[INFO] [stderr]   Downloaded rustfmt-config_proc_macro v0.2.0
[INFO] [stderr]   Downloaded rustc-workspace-hack v1.0.0
[INFO] [stderr]   Downloaded rustc-ap-rustc_span v677.0.0
[INFO] [stderr]   Downloaded rustc-ap-rustc_lexer v677.0.0
[INFO] [stderr]   Downloaded rustc-ap-rustc_ast_passes v677.0.0
[INFO] [stderr]   Downloaded rustc-ap-rustc_macros v677.0.0
[INFO] [stderr]   Downloaded rustc-ap-rustc_arena v677.0.0
[INFO] [stderr]   Downloaded rustc-ap-rustc_ast_pretty v677.0.0
[INFO] [stderr]   Downloaded rustc-ap-rustc_ast v677.0.0
[INFO] [stderr]   Downloaded rustc-ap-rustc_graphviz v677.0.0
[INFO] [stderr]   Downloaded rustc-ap-rustc_fs_util v677.0.0
[INFO] [stderr]   Downloaded rustc-ap-rustc_data_structures v677.0.0
[INFO] [stderr]   Downloaded rustc-ap-rustc_index v677.0.0
[INFO] [stderr]   Downloaded rustc-ap-rustc_feature v677.0.0
[INFO] [stderr]   Downloaded rustc-ap-rustc_target v677.0.0
[INFO] [stderr]   Downloaded tracing-attributes v0.1.15
[INFO] [stderr]   Downloaded rustfmt-nightly v1.4.21
[INFO] [stderr]   Downloaded rustc-ap-rustc_parse v677.0.0
[INFO] [stderr]   Downloaded rustc-ap-rustc_errors v677.0.0
[INFO] [stderr]   Downloaded rustc-ap-rustc_session v677.0.0
[INFO] [stderr]   Downloaded rustc-ap-rustc_serialize v677.0.0
[INFO] [stderr]   Downloaded rustc-ap-rustc_expand v677.0.0
[INFO] [stderr]   Downloaded rustc-ap-rustc_attr v677.0.0
[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" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 06faa00c566f87780b327a3762bdc90e8d151168704968bf87dfc83f63252c5b
[INFO] running `Command { std: "docker" "start" "-a" "06faa00c566f87780b327a3762bdc90e8d151168704968bf87dfc83f63252c5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "06faa00c566f87780b327a3762bdc90e8d151168704968bf87dfc83f63252c5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06faa00c566f87780b327a3762bdc90e8d151168704968bf87dfc83f63252c5b", kill_on_drop: false }`
[INFO] [stdout] 06faa00c566f87780b327a3762bdc90e8d151168704968bf87dfc83f63252c5b
[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" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 137a5c23e0ed11c439b42b7f9c148b7dbef4d1ef6669cf2665cb09897143a4ca
[INFO] running `Command { std: "docker" "start" "-a" "137a5c23e0ed11c439b42b7f9c148b7dbef4d1ef6669cf2665cb09897143a4ca", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking rustc-ap-rustc_graphviz v677.0.0
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]     Checking annotate-snippets v0.8.0
[INFO] [stderr]     Checking rustc-ap-rustc_fs_util v677.0.0
[INFO] [stderr]    Compiling rustfmt-nightly v1.4.21
[INFO] [stderr]     Checking rustc-workspace-hack v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]     Checking tracing-core v0.1.18
[INFO] [stderr]     Checking rustc-ap-rustc_lexer v677.0.0
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling anyhow v1.0.41
[INFO] [stderr]     Checking annotate-snippets v0.6.1
[INFO] [stderr]    Compiling psm v0.1.13
[INFO] [stderr]    Compiling stacker v0.1.14
[INFO] [stderr]     Checking ena v0.14.0
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lock_api-0.3.4/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" "137a5c23e0ed11c439b42b7f9c148b7dbef4d1ef6669cf2665cb09897143a4ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "137a5c23e0ed11c439b42b7f9c148b7dbef4d1ef6669cf2665cb09897143a4ca", kill_on_drop: false }`
[INFO] [stdout] 137a5c23e0ed11c439b42b7f9c148b7dbef4d1ef6669cf2665cb09897143a4ca