[INFO] fetching crate polariton_server 0.2.0...
[INFO] checking polariton_server-0.2.0 against master#cccf075eba88363269e8589ebb8d40874cc542d8 for pr-142681
[INFO] extracting crate polariton_server 0.2.0 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate polariton_server 0.2.0
[INFO] finished tweaking crates.io crate polariton_server 0.2.0
[INFO] tweaked toml for crates.io crate polariton_server 0.2.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate polariton_server 0.2.0 on toolchain cccf075eba88363269e8589ebb8d40874cc542d8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cccf075eba88363269e8589ebb8d40874cc542d8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate polariton_server 0.2.0 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" "+cccf075eba88363269e8589ebb8d40874cc542d8" "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]  Downloading crates ...
[INFO] [stderr]   Downloaded polariton v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+cccf075eba88363269e8589ebb8d40874cc542d8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c89cb092b4281ba203ac5b9b43329d62c6d1f129983eb9119bebbde603164e98
[INFO] running `Command { std: "docker" "start" "-a" "c89cb092b4281ba203ac5b9b43329d62c6d1f129983eb9119bebbde603164e98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c89cb092b4281ba203ac5b9b43329d62c6d1f129983eb9119bebbde603164e98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c89cb092b4281ba203ac5b9b43329d62c6d1f129983eb9119bebbde603164e98", kill_on_drop: false }`
[INFO] [stdout] c89cb092b4281ba203ac5b9b43329d62c6d1f129983eb9119bebbde603164e98
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+cccf075eba88363269e8589ebb8d40874cc542d8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d0600e4da4241b553e933f026efb8fc7463a69a8c48e94c2528dc2f38cd92e88
[INFO] running `Command { std: "docker" "start" "-a" "d0600e4da4241b553e933f026efb8fc7463a69a8c48e94c2528dc2f38cd92e88", kill_on_drop: false }`
[INFO] [stderr]     Checking polariton v0.2.0
[INFO] [stderr]     Checking log v0.4.26
[INFO] [stderr]     Checking polariton_server v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "d0600e4da4241b553e933f026efb8fc7463a69a8c48e94c2528dc2f38cd92e88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0600e4da4241b553e933f026efb8fc7463a69a8c48e94c2528dc2f38cd92e88", kill_on_drop: false }`
[INFO] [stdout] d0600e4da4241b553e933f026efb8fc7463a69a8c48e94c2528dc2f38cd92e88