[INFO] fetching crate file_tree 0.1.1...
[INFO] checking file_tree-0.1.1 against try#f45c1ab62d4de6b63f69b4daa9d1f0b90c38a208 for pr-139419
[INFO] extracting crate file_tree 0.1.1 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate file_tree 0.1.1 on toolchain f45c1ab62d4de6b63f69b4daa9d1f0b90c38a208
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f45c1ab62d4de6b63f69b4daa9d1f0b90c38a208" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate file_tree 0.1.1
[INFO] finished tweaking crates.io crate file_tree 0.1.1
[INFO] tweaked toml for crates.io crate file_tree 0.1.1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f45c1ab62d4de6b63f69b4daa9d1f0b90c38a208" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: failed to write /workspace/builds/worker-6-tc2/source/Cargo.lock
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   No space left on device (os error 28)
[INFO] checking file_tree-0.1.1 against try#f45c1ab62d4de6b63f69b4daa9d1f0b90c38a208 for pr-139419
[INFO] extracting crate file_tree 0.1.1 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate file_tree 0.1.1 on toolchain f45c1ab62d4de6b63f69b4daa9d1f0b90c38a208
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f45c1ab62d4de6b63f69b4daa9d1f0b90c38a208" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate file_tree 0.1.1
[INFO] finished tweaking crates.io crate file_tree 0.1.1
[INFO] tweaked toml for crates.io crate file_tree 0.1.1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f45c1ab62d4de6b63f69b4daa9d1f0b90c38a208" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 13 packages to latest compatible versions
[INFO] [stderr]       Adding uuid v0.6.5 (available: v1.16.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f45c1ab62d4de6b63f69b4daa9d1f0b90c38a208" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+f45c1ab62d4de6b63f69b4daa9d1f0b90c38a208" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 20daa3f962dde72ad3aaceea3fdd138ba8773bdff9c840618a40e353c3d9b589
[INFO] running `Command { std: "docker" "start" "-a" "20daa3f962dde72ad3aaceea3fdd138ba8773bdff9c840618a40e353c3d9b589", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "20daa3f962dde72ad3aaceea3fdd138ba8773bdff9c840618a40e353c3d9b589", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20daa3f962dde72ad3aaceea3fdd138ba8773bdff9c840618a40e353c3d9b589", kill_on_drop: false }`
[INFO] [stdout] 20daa3f962dde72ad3aaceea3fdd138ba8773bdff9c840618a40e353c3d9b589
[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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+f45c1ab62d4de6b63f69b4daa9d1f0b90c38a208" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f51157dd2b5108bd903c4765041e1eea3791d5b897735957ece40ec8ba4c4f79
[INFO] running `Command { std: "docker" "start" "-a" "f51157dd2b5108bd903c4765041e1eea3791d5b897735957ece40ec8ba4c4f79", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.171
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]     Checking uuid v0.6.5
[INFO] [stderr]     Checking file_tree v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.20s
[INFO] running `Command { std: "docker" "inspect" "f51157dd2b5108bd903c4765041e1eea3791d5b897735957ece40ec8ba4c4f79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f51157dd2b5108bd903c4765041e1eea3791d5b897735957ece40ec8ba4c4f79", kill_on_drop: false }`
[INFO] [stdout] f51157dd2b5108bd903c4765041e1eea3791d5b897735957ece40ec8ba4c4f79