[INFO] cloning repository https://github.com/darti/gap-the-mind-rmk
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/darti/gap-the-mind-rmk" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdarti%2Fgap-the-mind-rmk", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdarti%2Fgap-the-mind-rmk'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 698d1a8a3c6ed753a9c7f292a425630f75ef7a5f
[INFO] checking darti/gap-the-mind-rmk against try#0611f7de057c584b8771102fde7aed6c70c71d3b for pr-146440
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdarti%2Fgap-the-mind-rmk" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-6-tc2/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/darti/gap-the-mind-rmk
[INFO] finished tweaking git repo https://github.com/darti/gap-the-mind-rmk
[INFO] tweaked toml for git repo https://github.com/darti/gap-the-mind-rmk written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/darti/gap-the-mind-rmk on toolchain 0611f7de057c584b8771102fde7aed6c70c71d3b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/darti/gap-the-mind-rmk 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" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr]   |
[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]   = note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded filetime v0.2.19
[INFO] [stderr]   Downloaded watchexec v2.1.0
[INFO] [stderr]   Downloaded normalize-path v0.2.0
[INFO] [stderr]   Downloaded notify v5.1.0
[INFO] [stderr]   Downloaded project-origins v1.2.0
[INFO] [stderr]   Downloaded git-sec v0.6.1
[INFO] [stderr]   Downloaded miette-derive v5.5.0
[INFO] [stderr]   Downloaded git-validate v0.7.1
[INFO] [stderr]   Downloaded git-actor v0.16.0
[INFO] [stderr]   Downloaded ignore-files v1.1.0
[INFO] [stderr]   Downloaded git-date v0.3.1
[INFO] [stderr]   Downloaded unicode-bom v1.1.4
[INFO] [stderr]   Downloaded git-hash v0.10.1
[INFO] [stderr]   Downloaded atomic-take v1.1.0
[INFO] [stderr]   Downloaded async-recursion v1.0.2
[INFO] [stderr]   Downloaded async-priority-channel v0.1.0
[INFO] [stderr]   Downloaded btoi v0.4.2
[INFO] [stderr]   Downloaded globset v0.4.10
[INFO] [stderr]   Downloaded git-object v0.25.0
[INFO] [stderr]   Downloaded git-config-value v0.10.0
[INFO] [stderr]   Downloaded russh-cryptovec v0.7.0
[INFO] [stderr]   Downloaded block-padding v0.3.2
[INFO] [stderr]   Downloaded git-path v0.7.0
[INFO] [stderr]   Downloaded git-tempfile v3.0.1
[INFO] [stderr]   Downloaded universal-hash v0.5.0
[INFO] [stderr]   Downloaded bcrypt-pbkdf v0.9.0
[INFO] [stderr]   Downloaded hex-literal v0.3.4
[INFO] [stderr]   Downloaded git-glob v0.5.2
[INFO] [stderr]   Downloaded rpassword v7.2.0
[INFO] [stderr]   Downloaded rtoolbox v0.0.1
[INFO] [stderr]   Downloaded git-ref v0.22.0
[INFO] [stderr]   Downloaded aead v0.5.1
[INFO] [stderr]   Downloaded git-features v0.26.1
[INFO] [stderr]   Downloaded chacha20 v0.9.0
[INFO] [stderr]   Downloaded polyval v0.6.0
[INFO] [stderr]   Downloaded signal-hook v0.3.14
[INFO] [stderr]   Downloaded russh-keys v0.24.0
[INFO] [stderr]   Downloaded miette v5.5.0
[INFO] [stderr]   Downloaded ignore v0.4.20
[INFO] [stderr]   Downloaded command-group v2.0.1
[INFO] [stderr]   Downloaded git-config v0.14.0
[INFO] [stderr]   Downloaded aes v0.8.2
[INFO] [stderr]   Downloaded aes-gcm v0.10.1
[INFO] [stderr]   Downloaded clearscreen v2.0.0
[INFO] [stderr]   Downloaded bstr v1.2.0
[INFO] [stderr]   Downloaded git-lock v3.0.1
[INFO] [stderr]   Downloaded russh v0.36.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6dc670dc2fa6032e60f2cda020024bc3012674b9fbef46af2b9b9163b05fe94c
[INFO] running `Command { std: "docker" "start" "-a" "6dc670dc2fa6032e60f2cda020024bc3012674b9fbef46af2b9b9163b05fe94c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6dc670dc2fa6032e60f2cda020024bc3012674b9fbef46af2b9b9163b05fe94c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6dc670dc2fa6032e60f2cda020024bc3012674b9fbef46af2b9b9163b05fe94c", kill_on_drop: false }`
[INFO] [stdout] 6dc670dc2fa6032e60f2cda020024bc3012674b9fbef46af2b9b9163b05fe94c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 39a702f2291a25036c206ff2d77712f587df9cce4ca734aede3855ef4d170948
[INFO] running `Command { std: "docker" "start" "-a" "39a702f2291a25036c206ff2d77712f587df9cce4ca734aede3855ef4d170948", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr]   |
[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]   = note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]    Compiling thiserror v1.0.38
[INFO] [stderr]    Compiling generic-array v0.14.6
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]     Checking cpufeatures v0.2.5
[INFO] [stderr]    Compiling futures-core v0.3.26
[INFO] [stderr]    Compiling tokio v1.25.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.50
[INFO] [stderr]    Compiling futures-task v0.3.26
[INFO] [stderr]    Compiling futures-channel v0.3.26
[INFO] [stderr]     Checking futures-sink v0.3.26
[INFO] [stderr]     Checking bytes v1.4.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.7
[INFO] [stderr]    Compiling futures-util v0.3.26
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.50/src/lib.rs:92:30
[INFO] [stdout]    |
[INFO] [stdout] 92 |     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a feature with a similar name: `proc_macro_span_file`
[INFO] [stdout]    |
[INFO] [stdout] 92 -     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout] 92 +     feature(proc_macro_span, proc_macro_span_file)
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking smallvec v1.10.0
[INFO] [stderr]    Compiling time-core v0.1.0
[INFO] [stderr]    Compiling signal-hook v0.3.14
[INFO] [stderr]    Compiling time-macros v0.2.6
[INFO] [stderr]     Checking futures-io v0.3.26
[INFO] [stderr]    Compiling phf_shared v0.11.1
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]     Checking fastrand v1.8.0
[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 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "39a702f2291a25036c206ff2d77712f587df9cce4ca734aede3855ef4d170948", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39a702f2291a25036c206ff2d77712f587df9cce4ca734aede3855ef4d170948", kill_on_drop: false }`
[INFO] [stdout] 39a702f2291a25036c206ff2d77712f587df9cce4ca734aede3855ef4d170948