[INFO] fetching crate cyclotron 0.0.3...
[INFO] checking cyclotron-0.0.3 against master#38352b01ae4af9300be03b805d6db68c45e51068 for pr-129864
[INFO] extracting crate cyclotron 0.0.3 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate cyclotron 0.0.3 on toolchain 38352b01ae4af9300be03b805d6db68c45e51068
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+38352b01ae4af9300be03b805d6db68c45e51068" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cyclotron 0.0.3
[INFO] finished tweaking crates.io crate cyclotron 0.0.3
[INFO] tweaked toml for crates.io crate cyclotron 0.0.3 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate crates.io crate cyclotron 0.0.3 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" "+38352b01ae4af9300be03b805d6db68c45e51068" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+38352b01ae4af9300be03b805d6db68c45e51068" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 219af5a2eef8707fffd351c90653fe2d5482564f3252c6c07dcad67f9dac2cea
[INFO] running `Command { std: "docker" "start" "-a" "219af5a2eef8707fffd351c90653fe2d5482564f3252c6c07dcad67f9dac2cea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "219af5a2eef8707fffd351c90653fe2d5482564f3252c6c07dcad67f9dac2cea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "219af5a2eef8707fffd351c90653fe2d5482564f3252c6c07dcad67f9dac2cea", kill_on_drop: false }`
[INFO] [stdout] 219af5a2eef8707fffd351c90653fe2d5482564f3252c6c07dcad67f9dac2cea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+38352b01ae4af9300be03b805d6db68c45e51068" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 36268679cb62a35392dbfdccf2eaddb158f4d3227d27d684b16a41658262da73
[INFO] running `Command { std: "docker" "start" "-a" "36268679cb62a35392dbfdccf2eaddb158f4d3227d27d684b16a41658262da73", kill_on_drop: false }`
[INFO] [stderr]     Checking cyclotron v0.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.33s
[INFO] running `Command { std: "docker" "inspect" "36268679cb62a35392dbfdccf2eaddb158f4d3227d27d684b16a41658262da73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36268679cb62a35392dbfdccf2eaddb158f4d3227d27d684b16a41658262da73", kill_on_drop: false }`
[INFO] [stdout] 36268679cb62a35392dbfdccf2eaddb158f4d3227d27d684b16a41658262da73