[INFO] fetching crate pholcus 0.0.0...
[INFO] checking pholcus-0.0.0 against try#7306d3110618f84a6a4662b9e2cc4fd0d9b02da8 for pr-97346
[INFO] extracting crate pholcus 0.0.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate pholcus 0.0.0 on toolchain 7306d3110618f84a6a4662b9e2cc4fd0d9b02da8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7306d3110618f84a6a4662b9e2cc4fd0d9b02da8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pholcus 0.0.0
[INFO] finished tweaking crates.io crate pholcus 0.0.0
[INFO] tweaked toml for crates.io crate pholcus 0.0.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate crates.io crate pholcus 0.0.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7306d3110618f84a6a4662b9e2cc4fd0d9b02da8" "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-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+7306d3110618f84a6a4662b9e2cc4fd0d9b02da8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 997d0f19569abe668b9523164f9f26ebb6a2f33b43046eefd51fbbb2ef744e06
[INFO] running `Command { std: "docker" "start" "-a" "997d0f19569abe668b9523164f9f26ebb6a2f33b43046eefd51fbbb2ef744e06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "997d0f19569abe668b9523164f9f26ebb6a2f33b43046eefd51fbbb2ef744e06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "997d0f19569abe668b9523164f9f26ebb6a2f33b43046eefd51fbbb2ef744e06", kill_on_drop: false }`
[INFO] [stdout] 997d0f19569abe668b9523164f9f26ebb6a2f33b43046eefd51fbbb2ef744e06
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+7306d3110618f84a6a4662b9e2cc4fd0d9b02da8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6e0725c176b8a5405c1d33bedb8a8b3bcfac986a94227a65db6747e74ac7cabe
[INFO] running `Command { std: "docker" "start" "-a" "6e0725c176b8a5405c1d33bedb8a8b3bcfac986a94227a65db6747e74ac7cabe", kill_on_drop: false }`
[INFO] [stderr]     Checking pholcus v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `Command { std: "docker" "inspect" "6e0725c176b8a5405c1d33bedb8a8b3bcfac986a94227a65db6747e74ac7cabe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e0725c176b8a5405c1d33bedb8a8b3bcfac986a94227a65db6747e74ac7cabe", kill_on_drop: false }`
[INFO] [stdout] 6e0725c176b8a5405c1d33bedb8a8b3bcfac986a94227a65db6747e74ac7cabe