[INFO] fetching crate RustProjects 1.0.1...
[INFO] checking RustProjects-1.0.1 against try#e117153a45c546e883c1f91d82611775fcaeffe0 for pr-146470
[INFO] extracting crate RustProjects 1.0.1 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate RustProjects 1.0.1
[INFO] finished tweaking crates.io crate RustProjects 1.0.1
[INFO] tweaked toml for crates.io crate RustProjects 1.0.1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate RustProjects 1.0.1 on toolchain e117153a45c546e883c1f91d82611775fcaeffe0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e117153a45c546e883c1f91d82611775fcaeffe0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate RustProjects 1.0.1 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" "+e117153a45c546e883c1f91d82611775fcaeffe0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking RustProjects-1.0.1 against try#e117153a45c546e883c1f91d82611775fcaeffe0 for pr-146470
[INFO] extracting crate RustProjects 1.0.1 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate RustProjects 1.0.1
[INFO] finished tweaking crates.io crate RustProjects 1.0.1
[INFO] tweaked toml for crates.io crate RustProjects 1.0.1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate RustProjects 1.0.1 on toolchain e117153a45c546e883c1f91d82611775fcaeffe0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e117153a45c546e883c1f91d82611775fcaeffe0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate RustProjects 1.0.1 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" "+e117153a45c546e883c1f91d82611775fcaeffe0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+e117153a45c546e883c1f91d82611775fcaeffe0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 02dff13716281160515edec4830c16bc5b87ddebd83a088eccc88aebe5518746
[INFO] running `Command { std: "docker" "start" "-a" "02dff13716281160515edec4830c16bc5b87ddebd83a088eccc88aebe5518746", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "02dff13716281160515edec4830c16bc5b87ddebd83a088eccc88aebe5518746", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02dff13716281160515edec4830c16bc5b87ddebd83a088eccc88aebe5518746", kill_on_drop: false }`
[INFO] [stdout] 02dff13716281160515edec4830c16bc5b87ddebd83a088eccc88aebe5518746
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+e117153a45c546e883c1f91d82611775fcaeffe0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6685bc99f25e76d7ce4ab16e1d099e91cdc23dfacff6d71cda52012a8320d56d
[INFO] running `Command { std: "docker" "start" "-a" "6685bc99f25e76d7ce4ab16e1d099e91cdc23dfacff6d71cda52012a8320d56d", kill_on_drop: false }`
[INFO] [stderr]     Checking RustProjects v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] running `Command { std: "docker" "inspect" "6685bc99f25e76d7ce4ab16e1d099e91cdc23dfacff6d71cda52012a8320d56d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6685bc99f25e76d7ce4ab16e1d099e91cdc23dfacff6d71cda52012a8320d56d", kill_on_drop: false }`
[INFO] [stdout] 6685bc99f25e76d7ce4ab16e1d099e91cdc23dfacff6d71cda52012a8320d56d