[INFO] cloning repository https://github.com/pollenjp/echo-slack-bot-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pollenjp/echo-slack-bot-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpollenjp%2Fecho-slack-bot-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpollenjp%2Fecho-slack-bot-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d25d74c73430c2f34d99192d082e6068f7d68679
[INFO] building pollenjp/echo-slack-bot-rs against master#70591dc15db32941fe3595fdbf98e58d6975f95e for pr-127731
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpollenjp%2Fecho-slack-bot-rs" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/pollenjp/echo-slack-bot-rs on toolchain 70591dc15db32941fe3595fdbf98e58d6975f95e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+70591dc15db32941fe3595fdbf98e58d6975f95e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/pollenjp/echo-slack-bot-rs
[INFO] finished tweaking git repo https://github.com/pollenjp/echo-slack-bot-rs
[INFO] tweaked toml for git repo https://github.com/pollenjp/echo-slack-bot-rs written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/pollenjp/echo-slack-bot-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+70591dc15db32941fe3595fdbf98e58d6975f95e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+70591dc15db32941fe3595fdbf98e58d6975f95e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 74b9c7436df2e0e8b95bc426ba5c111fdffe61215dbcdaef53d621e986c50e00
[INFO] running `Command { std: "docker" "start" "-a" "74b9c7436df2e0e8b95bc426ba5c111fdffe61215dbcdaef53d621e986c50e00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "74b9c7436df2e0e8b95bc426ba5c111fdffe61215dbcdaef53d621e986c50e00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74b9c7436df2e0e8b95bc426ba5c111fdffe61215dbcdaef53d621e986c50e00", kill_on_drop: false }`
[INFO] [stdout] 74b9c7436df2e0e8b95bc426ba5c111fdffe61215dbcdaef53d621e986c50e00
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "RUSTDOCFLAGS=--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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+70591dc15db32941fe3595fdbf98e58d6975f95e" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b332344f4b1d4b6a42bea0f9d8d54be3e439a4137120f38abc420366d54de0cb
[INFO] running `Command { std: "docker" "start" "-a" "b332344f4b1d4b6a42bea0f9d8d54be3e439a4137120f38abc420366d54de0cb", kill_on_drop: false }`
[INFO] [stderr] error: failed to create directory `/opt/rustwide/target/debug`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   No space left on device (os error 28)
[INFO] running `Command { std: "docker" "inspect" "b332344f4b1d4b6a42bea0f9d8d54be3e439a4137120f38abc420366d54de0cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b332344f4b1d4b6a42bea0f9d8d54be3e439a4137120f38abc420366d54de0cb", kill_on_drop: false }`
[INFO] [stdout] b332344f4b1d4b6a42bea0f9d8d54be3e439a4137120f38abc420366d54de0cb