[INFO] cloning repository https://github.com/tronje/git-prompt-helper
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tronje/git-prompt-helper" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftronje%2Fgit-prompt-helper", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftronje%2Fgit-prompt-helper'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a9dcff12d56f3d96e3ed95bc26ef46292854735d
[INFO] checking tronje/git-prompt-helper against master#4fa76a4a7742bb9c1febe33019f5a9e7e4839a65 for pr-83744
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftronje%2Fgit-prompt-helper" "/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/tronje/git-prompt-helper on toolchain 4fa76a4a7742bb9c1febe33019f5a9e7e4839a65
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tronje/git-prompt-helper
[INFO] finished tweaking git repo https://github.com/tronje/git-prompt-helper
[INFO] tweaked toml for git repo https://github.com/tronje/git-prompt-helper written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/tronje/git-prompt-helper already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "fetch" "--locked" "--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" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0ad51d669f7418b1147e449df4f494b55b44061022d2058c468d97e65a897285
[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" "0ad51d669f7418b1147e449df4f494b55b44061022d2058c468d97e65a897285", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0ad51d669f7418b1147e449df4f494b55b44061022d2058c468d97e65a897285", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ad51d669f7418b1147e449df4f494b55b44061022d2058c468d97e65a897285", kill_on_drop: false }`
[INFO] [stdout] 0ad51d669f7418b1147e449df4f494b55b44061022d2058c468d97e65a897285
[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" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c8487cf9e3fb6a3b85b376a87990dfc9543b32843cc757cf81a3dd68bb05e1cd
[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" "c8487cf9e3fb6a3b85b376a87990dfc9543b32843cc757cf81a3dd68bb05e1cd", kill_on_drop: false }`
[INFO] [stderr]     Checking hex v0.4.2
[INFO] [stderr]    Compiling libc v0.2.86
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stderr]     Checking idna v0.2.2
[INFO] [stderr]     Checking url v2.2.1
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]    Compiling libz-sys v1.1.2
[INFO] [stderr]    Compiling openssl-sys v0.9.60
[INFO] [stderr]    Compiling libssh2-sys v0.2.21
[INFO] [stderr]    Compiling libgit2-sys v0.12.18+1.1.0
[INFO] [stderr]     Checking git2 v0.13.17
[INFO] [stderr]     Checking git-prompt-helper v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.56s
[INFO] running `Command { std: "docker" "inspect" "c8487cf9e3fb6a3b85b376a87990dfc9543b32843cc757cf81a3dd68bb05e1cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8487cf9e3fb6a3b85b376a87990dfc9543b32843cc757cf81a3dd68bb05e1cd", kill_on_drop: false }`
[INFO] [stdout] c8487cf9e3fb6a3b85b376a87990dfc9543b32843cc757cf81a3dd68bb05e1cd