[INFO] fetching crate simplelock 0.4.0...
[INFO] checking simplelock-0.4.0 against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] extracting crate simplelock 0.4.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate simplelock 0.4.0 on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate simplelock 0.4.0
[INFO] finished tweaking crates.io crate simplelock 0.4.0
[INFO] tweaked toml for crates.io crate simplelock 0.4.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate simplelock 0.4.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 466d6381328c9717f24a2cf3d29d7576063e36344a43f3dc801346c88df4cf0a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "466d6381328c9717f24a2cf3d29d7576063e36344a43f3dc801346c88df4cf0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "466d6381328c9717f24a2cf3d29d7576063e36344a43f3dc801346c88df4cf0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "466d6381328c9717f24a2cf3d29d7576063e36344a43f3dc801346c88df4cf0a", kill_on_drop: false }`
[INFO] [stdout] 466d6381328c9717f24a2cf3d29d7576063e36344a43f3dc801346c88df4cf0a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d53e4329901ff81505855c52058723f369c60f3e1688caea5ccc9b2853c9b48c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "d53e4329901ff81505855c52058723f369c60f3e1688caea5ccc9b2853c9b48c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.17
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling quote v1.0.6
[INFO] [stderr]    Compiling syn v1.0.27
[INFO] [stderr]    Compiling thiserror-impl v1.0.19
[INFO] [stderr]     Checking thiserror v1.0.19
[INFO] [stderr]     Checking simplelock v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.80s
[INFO] running `Command { std: "docker" "inspect" "d53e4329901ff81505855c52058723f369c60f3e1688caea5ccc9b2853c9b48c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d53e4329901ff81505855c52058723f369c60f3e1688caea5ccc9b2853c9b48c", kill_on_drop: false }`
[INFO] [stdout] d53e4329901ff81505855c52058723f369c60f3e1688caea5ccc9b2853c9b48c