[INFO] fetching crate polling-async-trait 0.1.1...
[INFO] checking polling-async-trait-0.1.1 against try#39e1293fce4b650061e85dda88aa428f726a8444 for pr-88041
[INFO] extracting crate polling-async-trait 0.1.1 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate polling-async-trait 0.1.1 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 polling-async-trait 0.1.1
[INFO] finished tweaking crates.io crate polling-async-trait 0.1.1
[INFO] tweaked toml for crates.io crate polling-async-trait 0.1.1 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate crates.io crate polling-async-trait 0.1.1 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-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] f36c8bbb919f3719ac04b13a743a94125e4c947d7aab1444c8deac9068879ef3
[INFO] running `Command { std: "docker" "start" "-a" "f36c8bbb919f3719ac04b13a743a94125e4c947d7aab1444c8deac9068879ef3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f36c8bbb919f3719ac04b13a743a94125e4c947d7aab1444c8deac9068879ef3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f36c8bbb919f3719ac04b13a743a94125e4c947d7aab1444c8deac9068879ef3", kill_on_drop: false }`
[INFO] [stdout] f36c8bbb919f3719ac04b13a743a94125e4c947d7aab1444c8deac9068879ef3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 93221b68f5c8fd79941d2fd6a22e5a9c8ccd0f87af19ca203aec2728d2cb383b
[INFO] running `Command { std: "docker" "start" "-a" "93221b68f5c8fd79941d2fd6a22e5a9c8ccd0f87af19ca203aec2728d2cb383b", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.38
[INFO] [stderr]     Checking unicode-xid v0.2.1
[INFO] [stderr]    Compiling libc v0.2.74
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking aho-corasick v0.7.13
[INFO] [stderr]     Checking proc-macro2 v1.0.19
[INFO] [stderr]     Checking quote v1.0.7
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking Inflector v0.11.4
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking polling-async-trait v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]     Checking tokio v0.2.22
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.59s
[INFO] running `Command { std: "docker" "inspect" "93221b68f5c8fd79941d2fd6a22e5a9c8ccd0f87af19ca203aec2728d2cb383b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93221b68f5c8fd79941d2fd6a22e5a9c8ccd0f87af19ca203aec2728d2cb383b", kill_on_drop: false }`
[INFO] [stdout] 93221b68f5c8fd79941d2fd6a22e5a9c8ccd0f87af19ca203aec2728d2cb383b