[INFO] fetching crate rppal 0.12.0...
[INFO] checking rppal-0.12.0 against try#39e1293fce4b650061e85dda88aa428f726a8444 for pr-88041
[INFO] extracting crate rppal 0.12.0 into /workspace/builds/worker-16/source
[INFO] validating manifest of crates.io crate rppal 0.12.0 on toolchain 39e1293fce4b650061e85dda88aa428f726a8444
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rppal 0.12.0
[INFO] finished tweaking crates.io crate rppal 0.12.0
[INFO] tweaked toml for crates.io crate rppal 0.12.0 written to /workspace/builds/worker-16/source/Cargo.toml
[INFO] crate crates.io crate rppal 0.12.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "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-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 01e554afd831a6dfc6e58dbf06f8ad6065a31c1e851d4108c1887ec61177fc32
[INFO] running `Command { std: "docker" "start" "-a" "01e554afd831a6dfc6e58dbf06f8ad6065a31c1e851d4108c1887ec61177fc32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "01e554afd831a6dfc6e58dbf06f8ad6065a31c1e851d4108c1887ec61177fc32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01e554afd831a6dfc6e58dbf06f8ad6065a31c1e851d4108c1887ec61177fc32", kill_on_drop: false }`
[INFO] [stdout] 01e554afd831a6dfc6e58dbf06f8ad6065a31c1e851d4108c1887ec61177fc32
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0fe52f1efcf957d1941d1d0d70d99f6c3f0ef93fdeb62ec4c497d8097feac668
[INFO] running `Command { std: "docker" "start" "-a" "0fe52f1efcf957d1941d1d0d70d99f6c3f0ef93fdeb62ec4c497d8097feac668", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.93
[INFO] [stderr]     Checking simple-signal v1.1.1
[INFO] [stderr]     Checking rppal v0.12.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.33s
[INFO] running `Command { std: "docker" "inspect" "0fe52f1efcf957d1941d1d0d70d99f6c3f0ef93fdeb62ec4c497d8097feac668", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0fe52f1efcf957d1941d1d0d70d99f6c3f0ef93fdeb62ec4c497d8097feac668", kill_on_drop: false }`
[INFO] [stdout] 0fe52f1efcf957d1941d1d0d70d99f6c3f0ef93fdeb62ec4c497d8097feac668