[INFO] cloning repository https://github.com/jejung/blochs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jejung/blochs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjejung%2Fblochs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjejung%2Fblochs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c9dc951844c033650800ffa45e493b9f558cc4b9
[INFO] checking jejung/blochs against master#36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923 for pr-81863
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjejung%2Fblochs" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jejung/blochs on toolchain 36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jejung/blochs
[INFO] finished tweaking git repo https://github.com/jejung/blochs
[INFO] tweaked toml for git repo https://github.com/jejung/blochs written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/jejung/blochs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "fetch" "--locked" "--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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 012011ca154f094fa90468f2267b2b8e973e7238614af0f747feab49c98eb145
[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" "012011ca154f094fa90468f2267b2b8e973e7238614af0f747feab49c98eb145", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "012011ca154f094fa90468f2267b2b8e973e7238614af0f747feab49c98eb145", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "012011ca154f094fa90468f2267b2b8e973e7238614af0f747feab49c98eb145", kill_on_drop: false }`
[INFO] [stdout] 012011ca154f094fa90468f2267b2b8e973e7238614af0f747feab49c98eb145
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f53c3077c835a4f447bd1ea366bdd066439e59b2d37d5b63bb0ff8c7a4f593b7
[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" "f53c3077c835a4f447bd1ea366bdd066439e59b2d37d5b63bb0ff8c7a4f593b7", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.24
[INFO] [stderr]     Checking serde v1.0.8
[INFO] [stderr]     Checking strsim v0.6.0
[INFO] [stderr]     Checking log v0.3.8
[INFO] [stderr]     Checking unicode-segmentation v1.2.0
[INFO] [stderr]     Checking bitflags v0.8.2
[INFO] [stderr]    Compiling serde_derive_internals v0.15.1
[INFO] [stderr]     Checking time v0.1.38
[INFO] [stderr]     Checking atty v0.2.2
[INFO] [stderr]     Checking term_size v0.3.0
[INFO] [stderr]     Checking clap v2.24.2
[INFO] [stderr]     Checking simple_logger v0.3.1
[INFO] [stderr]    Compiling serde_derive v1.0.8
[INFO] [stderr]     Checking toml v0.4.2
[INFO] [stderr]     Checking libblochs v0.1.0 (/opt/rustwide/workdir/libblochs)
[INFO] [stderr]     Checking blochs-config v0.1.0 (/opt/rustwide/workdir/blochs-config)
[INFO] [stderr]     Checking blochs-server v0.1.0 (/opt/rustwide/workdir/blochs-server)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.81s
[INFO] running `Command { std: "docker" "inspect" "f53c3077c835a4f447bd1ea366bdd066439e59b2d37d5b63bb0ff8c7a4f593b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f53c3077c835a4f447bd1ea366bdd066439e59b2d37d5b63bb0ff8c7a4f593b7", kill_on_drop: false }`
[INFO] [stdout] f53c3077c835a4f447bd1ea366bdd066439e59b2d37d5b63bb0ff8c7a4f593b7