[INFO] cloning repository https://github.com/TomSawyer404/rust-wc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/TomSawyer404/rust-wc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTomSawyer404%2Frust-wc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTomSawyer404%2Frust-wc'...
[INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTomSawyer404%2Frust-wc: No space left on device
[WARN] Retrying crate fetch in 3 seconds (attempt 1)
[INFO] cloning repository https://github.com/TomSawyer404/rust-wc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/TomSawyer404/rust-wc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTomSawyer404%2Frust-wc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTomSawyer404%2Frust-wc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2b3f22b1826b133e64d4ea8e8cfb6657d7b1702b
[INFO] checking TomSawyer404/rust-wc against try#7df376b035b3d12ff0386ad8b45b76dbe020257b for pr-142712
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTomSawyer404%2Frust-wc" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/TomSawyer404/rust-wc
[INFO] finished tweaking git repo https://github.com/TomSawyer404/rust-wc
[INFO] tweaked toml for git repo https://github.com/TomSawyer404/rust-wc written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/TomSawyer404/rust-wc on toolchain 7df376b035b3d12ff0386ad8b45b76dbe020257b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7df376b035b3d12ff0386ad8b45b76dbe020257b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/TomSawyer404/rust-wc 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" "+7df376b035b3d12ff0386ad8b45b76dbe020257b" "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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+7df376b035b3d12ff0386ad8b45b76dbe020257b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f84ba27344abe753a0fa062a199832db9316c8e02f44467bfe86512bb2bd5db8
[INFO] running `Command { std: "docker" "start" "-a" "f84ba27344abe753a0fa062a199832db9316c8e02f44467bfe86512bb2bd5db8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f84ba27344abe753a0fa062a199832db9316c8e02f44467bfe86512bb2bd5db8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f84ba27344abe753a0fa062a199832db9316c8e02f44467bfe86512bb2bd5db8", kill_on_drop: false }`
[INFO] [stdout] f84ba27344abe753a0fa062a199832db9316c8e02f44467bfe86512bb2bd5db8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+7df376b035b3d12ff0386ad8b45b76dbe020257b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 26c7ead835090bfae9f2973e2f867baf74d4d6623b947d9e0f31da945774434a
[INFO] running `Command { std: "docker" "start" "-a" "26c7ead835090bfae9f2973e2f867baf74d4d6623b947d9e0f31da945774434a", kill_on_drop: false }`
[INFO] [stderr] Error response from daemon: mkdir /var/lib/docker/overlay2/aaa70e3519e168ac9441c0253df9196e116637e0150c0c3c16e5b4c9c1a53de0/merged: no space left on device
[INFO] running `Command { std: "docker" "inspect" "26c7ead835090bfae9f2973e2f867baf74d4d6623b947d9e0f31da945774434a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26c7ead835090bfae9f2973e2f867baf74d4d6623b947d9e0f31da945774434a", kill_on_drop: false }`
[INFO] [stdout] 26c7ead835090bfae9f2973e2f867baf74d4d6623b947d9e0f31da945774434a