[INFO] cloning repository https://github.com/KoffeinFlummi/prompt.rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/KoffeinFlummi/prompt.rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKoffeinFlummi%2Fprompt.rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKoffeinFlummi%2Fprompt.rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4b9351c507a3e890f18cb75671748d53edc54a3a
[INFO] checking KoffeinFlummi/prompt.rs against master#90442458ac46b1d5eed752c316da25450f67285b for pr-81477
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKoffeinFlummi%2Fprompt.rs" "/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/KoffeinFlummi/prompt.rs on toolchain 90442458ac46b1d5eed752c316da25450f67285b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/KoffeinFlummi/prompt.rs
[INFO] finished tweaking git repo https://github.com/KoffeinFlummi/prompt.rs
[INFO] tweaked toml for git repo https://github.com/KoffeinFlummi/prompt.rs written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/KoffeinFlummi/prompt.rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8161bd8897c12e270f37ef726a1e035cafe9dba9961baa70ed69866e1b8a3155
[INFO] running `Command { std: "docker" "start" "-a" "8161bd8897c12e270f37ef726a1e035cafe9dba9961baa70ed69866e1b8a3155", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8161bd8897c12e270f37ef726a1e035cafe9dba9961baa70ed69866e1b8a3155", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8161bd8897c12e270f37ef726a1e035cafe9dba9961baa70ed69866e1b8a3155", kill_on_drop: false }`
[INFO] [stdout] 8161bd8897c12e270f37ef726a1e035cafe9dba9961baa70ed69866e1b8a3155
[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:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 413b6db031a11f8aebbd9180641e4169921251d8c70573d339ee20d421b90feb
[INFO] running `Command { std: "docker" "start" "-a" "413b6db031a11f8aebbd9180641e4169921251d8c70573d339ee20d421b90feb", kill_on_drop: false }`
[INFO] [stderr]    Compiling pkg-config v0.3.14
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling syn v1.0.31
[INFO] [stderr]    Compiling nix v0.17.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking glob v0.3.0
[INFO] [stderr]     Checking unescape v0.1.0
[INFO] [stderr]     Checking platforms v0.2.1
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking unicode-normalization v0.1.8
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]     Checking colored v1.7.0
[INFO] [stderr]    Compiling openssl-sys v0.9.47
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling curl-sys v0.4.18
[INFO] [stderr]    Compiling libssh2-sys v0.2.11
[INFO] [stderr]    Compiling libgit2-sys v0.7.11
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking terminal_size v0.1.8
[INFO] [stderr]     Checking users v0.9.1
[INFO] [stderr]     Checking gethostname v0.2.0
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]    Compiling snafu-derive v0.6.8
[INFO] [stderr]    Compiling derive_more v0.99.8
[INFO] [stderr]     Checking snafu v0.6.8
[INFO] [stderr]     Checking psutil v3.1.0
[INFO] [stderr]     Checking git2 v0.7.5
[INFO] [stderr]     Checking prompt-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 49.58s
[INFO] running `Command { std: "docker" "inspect" "413b6db031a11f8aebbd9180641e4169921251d8c70573d339ee20d421b90feb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "413b6db031a11f8aebbd9180641e4169921251d8c70573d339ee20d421b90feb", kill_on_drop: false }`
[INFO] [stdout] 413b6db031a11f8aebbd9180641e4169921251d8c70573d339ee20d421b90feb