[INFO] cloning repository https://github.com/nicholasbishop/rust-error-output
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nicholasbishop/rust-error-output" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnicholasbishop%2Frust-error-output", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnicholasbishop%2Frust-error-output'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8eb373c52c43fd0da878a3381609bb8c3b546c93
[INFO] checking nicholasbishop/rust-error-output against master#fc81ad22c453776de16acf9938976930cf8c9401 for pr-77325
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnicholasbishop%2Frust-error-output" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nicholasbishop/rust-error-output on toolchain fc81ad22c453776de16acf9938976930cf8c9401
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+fc81ad22c453776de16acf9938976930cf8c9401" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/nicholasbishop/rust-error-output
[INFO] finished tweaking git repo https://github.com/nicholasbishop/rust-error-output
[INFO] tweaked toml for git repo https://github.com/nicholasbishop/rust-error-output written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/nicholasbishop/rust-error-output already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+fc81ad22c453776de16acf9938976930cf8c9401" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+fc81ad22c453776de16acf9938976930cf8c9401" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6532248c640c0f3e635715c4368997a00a0a2fb596cae3f405e719f6512818af
[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" "6532248c640c0f3e635715c4368997a00a0a2fb596cae3f405e719f6512818af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6532248c640c0f3e635715c4368997a00a0a2fb596cae3f405e719f6512818af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6532248c640c0f3e635715c4368997a00a0a2fb596cae3f405e719f6512818af", kill_on_drop: false }`
[INFO] [stdout] 6532248c640c0f3e635715c4368997a00a0a2fb596cae3f405e719f6512818af
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+fc81ad22c453776de16acf9938976930cf8c9401" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f73030d5383be6ca03aeec0c719f81838506bc020f5c338630258c80d9afa34e
[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" "f73030d5383be6ca03aeec0c719f81838506bc020f5c338630258c80d9afa34e", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.41
[INFO] [stderr]     Checking unicode-xid v0.2.1
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling onig_sys v69.5.1
[INFO] [stderr]    Compiling indexmap v1.6.0
[INFO] [stderr]     Checking line-wrap v0.1.1
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]     Checking nom v5.1.2
[INFO] [stderr]     Checking os_pipe v0.9.2
[INFO] [stderr]     Checking flate2 v1.0.17
[INFO] [stderr]     Checking proc-macro2 v1.0.21
[INFO] [stderr]     Checking command-run v0.13.0
[INFO] [stderr]     Checking quote v1.0.7
[INFO] [stderr]     Checking chrono v0.4.15
[INFO] [stderr]     Checking onig v6.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]    Compiling fehler-macros v1.0.0
[INFO] [stderr]     Checking fehler v1.0.0
[INFO] [stderr]     Checking serde v1.0.116
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking serde_json v1.0.57
[INFO] [stderr]     Checking bincode v1.3.1
[INFO] [stderr]     Checking plist v1.0.0
[INFO] [stderr]     Checking syntect v4.4.0
[INFO] [stderr]     Checking askama_shared v0.10.4
[INFO] [stderr]    Compiling askama_derive v0.10.3
[INFO] [stderr]     Checking askama v0.10.3
[INFO] [stderr]     Checking rust-error-examples v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 53.55s
[INFO] running `Command { std: "docker" "inspect" "f73030d5383be6ca03aeec0c719f81838506bc020f5c338630258c80d9afa34e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f73030d5383be6ca03aeec0c719f81838506bc020f5c338630258c80d9afa34e", kill_on_drop: false }`
[INFO] [stdout] f73030d5383be6ca03aeec0c719f81838506bc020f5c338630258c80d9afa34e