[INFO] cloning repository https://github.com/bazeltools/bazelfe
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bazeltools/bazelfe" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbazeltools%2Fbazelfe", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbazeltools%2Fbazelfe'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0d73f271fa9967c6995598641098cd2ee0e6b878
[INFO] checking bazeltools/bazelfe against try#377afada703be70d3fdff9164a481570a3cba7fe for pr-113240
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbazeltools%2Fbazelfe" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bazeltools/bazelfe on toolchain 377afada703be70d3fdff9164a481570a3cba7fe
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+377afada703be70d3fdff9164a481570a3cba7fe" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/bazeltools/bazelfe
[INFO] finished tweaking git repo https://github.com/bazeltools/bazelfe
[INFO] tweaked toml for git repo https://github.com/bazeltools/bazelfe written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/bazeltools/bazelfe already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+377afada703be70d3fdff9164a481570a3cba7fe" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: some crates are on edition 2021 which defaults to `resolver = "2"`, but virtual workspaces default to `resolver = "1"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:a420fdec406141845121210faa381f8029b0be6d4170deff7c4445a424f67918" "/opt/rustwide/cargo-home/bin/cargo" "+377afada703be70d3fdff9164a481570a3cba7fe" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 632e0d3ccd78a44e7373788a393d508250acf555911adc7c9dc264f0c4241295
[INFO] running `Command { std: "docker" "start" "-a" "632e0d3ccd78a44e7373788a393d508250acf555911adc7c9dc264f0c4241295", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "632e0d3ccd78a44e7373788a393d508250acf555911adc7c9dc264f0c4241295", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "632e0d3ccd78a44e7373788a393d508250acf555911adc7c9dc264f0c4241295", kill_on_drop: false }`
[INFO] [stdout] 632e0d3ccd78a44e7373788a393d508250acf555911adc7c9dc264f0c4241295
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "RUSTDOCFLAGS=--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:a420fdec406141845121210faa381f8029b0be6d4170deff7c4445a424f67918" "/opt/rustwide/cargo-home/bin/cargo" "+377afada703be70d3fdff9164a481570a3cba7fe" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f58fe53e060ef61deb927b1f0400f98939d0c4f84ed6e68fc5136314f21b7bbb
[INFO] running `Command { std: "docker" "start" "-a" "f58fe53e060ef61deb927b1f0400f98939d0c4f84ed6e68fc5136314f21b7bbb", kill_on_drop: false }`
[INFO] [stderr] warning: some crates are on edition 2021 which defaults to `resolver = "2"`, but virtual workspaces default to `resolver = "1"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr]    Compiling proc-macro2 v1.0.52
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]     Checking tracing-core v0.1.30
[INFO] [stderr]    Compiling futures-task v0.3.28
[INFO] [stderr]    Compiling jobserver v0.1.25
[INFO] [stderr]     Checking num_cpus v1.15.0
[INFO] [stderr]     Checking parking_lot_core v0.9.7
[INFO] [stderr]     Checking mio v0.8.8
[INFO] [stderr]    Compiling futures-channel v0.3.28
[INFO] [stderr]     Checking futures-io v0.3.28
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]     Checking http v0.2.9
[INFO] [stderr]     Checking getrandom v0.2.8
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking time v0.3.22
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]    Compiling rustversion v1.0.12
[INFO] [stderr]    Compiling anyhow v1.0.71
[INFO] [stderr]    Compiling rustix v0.37.19
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]    Compiling cc v1.0.79
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking block-buffer v0.10.3
[INFO] [stderr]     Checking aho-corasick v1.0.1
[INFO] [stderr]     Checking tower-layer v0.3.2
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling crossbeam-utils v0.8.14
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]    Compiling memoffset v0.7.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking io-lifetimes v1.0.11
[INFO] [stderr]     Checking outref v0.5.1
[INFO] [stderr]     Checking vsimd v0.8.0
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.52/src/lib.rs:92:30
[INFO] [stdout]    |
[INFO] [stdout] 92 |     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling prettyplease v0.1.23
[INFO] [stderr]    Compiling bytes v1.4.0
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "f58fe53e060ef61deb927b1f0400f98939d0c4f84ed6e68fc5136314f21b7bbb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f58fe53e060ef61deb927b1f0400f98939d0c4f84ed6e68fc5136314f21b7bbb", kill_on_drop: false }`
[INFO] [stdout] f58fe53e060ef61deb927b1f0400f98939d0c4f84ed6e68fc5136314f21b7bbb