[INFO] fetching crate frunk_proc_macros 0.0.4...
[INFO] checking frunk_proc_macros-0.0.4 against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] extracting crate frunk_proc_macros 0.0.4 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate frunk_proc_macros 0.0.4 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 frunk_proc_macros 0.0.4
[INFO] finished tweaking crates.io crate frunk_proc_macros 0.0.4
[INFO] tweaked toml for crates.io crate frunk_proc_macros 0.0.4 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded frunk_derives v0.3.1
[INFO] [stderr]   Downloaded frunk v0.3.1
[INFO] [stderr]   Downloaded frunk_proc_macros_impl v0.0.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] bdb42bbfea09a0040a78cb79c8fcb0ad4bcd0ae8df1e3dde074e82031fb4456c
[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" "bdb42bbfea09a0040a78cb79c8fcb0ad4bcd0ae8df1e3dde074e82031fb4456c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bdb42bbfea09a0040a78cb79c8fcb0ad4bcd0ae8df1e3dde074e82031fb4456c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bdb42bbfea09a0040a78cb79c8fcb0ad4bcd0ae8df1e3dde074e82031fb4456c", kill_on_drop: false }`
[INFO] [stdout] bdb42bbfea09a0040a78cb79c8fcb0ad4bcd0ae8df1e3dde074e82031fb4456c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 061c030dfe99fd7774fe6d9da1e43f7e940e56a83b7147fcab4c42c35ad45c9d
[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" "061c030dfe99fd7774fe6d9da1e43f7e940e56a83b7147fcab4c42c35ad45c9d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling frunk_core v0.3.1
[INFO] [stderr]    Compiling proc-macro-hack v0.5.18
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling frunk_proc_macro_helpers v0.0.4
[INFO] [stderr]    Compiling frunk_proc_macros_impl v0.0.4
[INFO] [stderr]    Compiling frunk_derives v0.3.1
[INFO] [stderr]     Checking frunk_proc_macros v0.0.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking frunk v0.3.1
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.15s
[INFO] running `Command { std: "docker" "inspect" "061c030dfe99fd7774fe6d9da1e43f7e940e56a83b7147fcab4c42c35ad45c9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "061c030dfe99fd7774fe6d9da1e43f7e940e56a83b7147fcab4c42c35ad45c9d", kill_on_drop: false }`
[INFO] [stdout] 061c030dfe99fd7774fe6d9da1e43f7e940e56a83b7147fcab4c42c35ad45c9d