[INFO] cloning repository https://github.com/rustch/corkscrew-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rustch/corkscrew-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frustch%2Fcorkscrew-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frustch%2Fcorkscrew-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 029ee3d45b67a6d0bb5c745d549f3c0bc873a3a0
[INFO] checking rustch/corkscrew-rs against master#7f5a42b073dc2bee2aa625052eb066ee07072048 for pr-78991
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frustch%2Fcorkscrew-rs" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rustch/corkscrew-rs on toolchain 7f5a42b073dc2bee2aa625052eb066ee07072048
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7f5a42b073dc2bee2aa625052eb066ee07072048" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rustch/corkscrew-rs
[INFO] finished tweaking git repo https://github.com/rustch/corkscrew-rs
[INFO] tweaked toml for git repo https://github.com/rustch/corkscrew-rs written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/rustch/corkscrew-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7f5a42b073dc2bee2aa625052eb066ee07072048" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+7f5a42b073dc2bee2aa625052eb066ee07072048" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a46d881ee3ac6f1c59d2f174dbb41d8aa92f119840a2643de13b09c92f99c40b
[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" "a46d881ee3ac6f1c59d2f174dbb41d8aa92f119840a2643de13b09c92f99c40b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a46d881ee3ac6f1c59d2f174dbb41d8aa92f119840a2643de13b09c92f99c40b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a46d881ee3ac6f1c59d2f174dbb41d8aa92f119840a2643de13b09c92f99c40b", kill_on_drop: false }`
[INFO] [stdout] a46d881ee3ac6f1c59d2f174dbb41d8aa92f119840a2643de13b09c92f99c40b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+7f5a42b073dc2bee2aa625052eb066ee07072048" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b81dfe40bf82790213889a4fb24b8bf164f8ab1a5a1987d4f3a248641f5239e2
[INFO] running `Command { std: "docker" "start" "-a" "b81dfe40bf82790213889a4fb24b8bf164f8ab1a5a1987d4f3a248641f5239e2", kill_on_drop: false }`
[INFO] [stderr]     Checking cfg-if v0.1.4
[INFO] [stderr]     Checking lazycell v1.1.0
[INFO] [stderr]     Checking byteorder v1.2.6
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking log v0.4.3
[INFO] [stderr]     Checking base64 v0.9.3
[INFO] [stderr]     Checking mio v0.6.16
[INFO] [stderr]     Checking corkscrew-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.05s
[INFO] running `Command { std: "docker" "inspect" "b81dfe40bf82790213889a4fb24b8bf164f8ab1a5a1987d4f3a248641f5239e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b81dfe40bf82790213889a4fb24b8bf164f8ab1a5a1987d4f3a248641f5239e2", kill_on_drop: false }`
[INFO] [stdout] b81dfe40bf82790213889a4fb24b8bf164f8ab1a5a1987d4f3a248641f5239e2