[INFO] cloning repository https://github.com/aq1048576/COS470
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/aq1048576/COS470" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faq1048576%2FCOS470", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faq1048576%2FCOS470'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] aa4b4f52db754e2afc6ab9676fe2e19a006f4e11
[INFO] checking aq1048576/COS470 against try#b047d5f4496a7526d91d0dddea494c05853f2a7b for pr-122661-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faq1048576%2FCOS470" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/aq1048576/COS470
[INFO] finished tweaking git repo https://github.com/aq1048576/COS470
[INFO] tweaked toml for git repo https://github.com/aq1048576/COS470 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/aq1048576/COS470 on toolchain b047d5f4496a7526d91d0dddea494c05853f2a7b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b047d5f4496a7526d91d0dddea494c05853f2a7b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/aq1048576/COS470 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" "+b047d5f4496a7526d91d0dddea494c05853f2a7b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 12 packages to latest compatible versions
[INFO] [stderr]     Updating bumpalo v2.6.0 -> v3.19.0
[INFO] [stderr]     Updating cc v1.0.45 -> v1.2.30
[INFO] [stderr]     Updating js-sys v0.3.28 -> v0.3.58 (available: v0.3.77)
[INFO] [stderr]     Updating ring v0.16.9 -> v0.16.20 (available: v0.17.14)
[INFO] [stderr]       Adding shlex v1.3.0
[INFO] [stderr]     Updating untrusted v0.7.0 -> v0.7.1
[INFO] [stderr]     Updating wasm-bindgen v0.2.51 -> v0.2.81 (available: v0.2.100)
[INFO] [stderr]     Updating wasm-bindgen-backend v0.2.51 -> v0.2.81 (available: v0.2.100)
[INFO] [stderr]     Updating wasm-bindgen-macro v0.2.51 -> v0.2.81 (available: v0.2.100)
[INFO] [stderr]     Updating wasm-bindgen-macro-support v0.2.51 -> v0.2.81 (available: v0.2.100)
[INFO] [stderr]     Updating wasm-bindgen-shared v0.2.51 -> v0.2.81 (available: v0.2.100)
[INFO] [stderr]     Updating web-sys v0.3.28 -> v0.3.58 (available: v0.3.77)
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+b047d5f4496a7526d91d0dddea494c05853f2a7b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e51149935361de366c9da19c394f4bb2906b33892aaa2dbe3c9e4f3eb1056640
[INFO] running `Command { std: "docker" "start" "-a" "e51149935361de366c9da19c394f4bb2906b33892aaa2dbe3c9e4f3eb1056640", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e51149935361de366c9da19c394f4bb2906b33892aaa2dbe3c9e4f3eb1056640", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e51149935361de366c9da19c394f4bb2906b33892aaa2dbe3c9e4f3eb1056640", kill_on_drop: false }`
[INFO] [stdout] e51149935361de366c9da19c394f4bb2906b33892aaa2dbe3c9e4f3eb1056640
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+b047d5f4496a7526d91d0dddea494c05853f2a7b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 29a9210850d411d352c7f50eeaae8680c08bcb38e431af5d55eac52e9bdeca57
[INFO] running `Command { std: "docker" "start" "-a" "29a9210850d411d352c7f50eeaae8680c08bcb38e431af5d55eac52e9bdeca57", 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" "29a9210850d411d352c7f50eeaae8680c08bcb38e431af5d55eac52e9bdeca57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29a9210850d411d352c7f50eeaae8680c08bcb38e431af5d55eac52e9bdeca57", kill_on_drop: false }`
[INFO] [stdout] 29a9210850d411d352c7f50eeaae8680c08bcb38e431af5d55eac52e9bdeca57