[INFO] fetching crate rustfmt-config_proc_macro 0.5.1...
[INFO] checking rustfmt-config_proc_macro-0.5.1 against master#5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f for pr-87248
[INFO] extracting crate rustfmt-config_proc_macro 0.5.1 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate rustfmt-config_proc_macro 0.5.1 on toolchain 5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rustfmt-config_proc_macro 0.5.1
[INFO] finished tweaking crates.io crate rustfmt-config_proc_macro 0.5.1
[INFO] tweaked toml for crates.io crate rustfmt-config_proc_macro 0.5.1 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] aacdee87719509202da260c476327740492d299ac5e2d4c1292f379d5e95549f
[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" "aacdee87719509202da260c476327740492d299ac5e2d4c1292f379d5e95549f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aacdee87719509202da260c476327740492d299ac5e2d4c1292f379d5e95549f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aacdee87719509202da260c476327740492d299ac5e2d4c1292f379d5e95549f", kill_on_drop: false }`
[INFO] [stdout] aacdee87719509202da260c476327740492d299ac5e2d4c1292f379d5e95549f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d0a33067884d26711d8f935829ff06b7ca76004e199da6b648e99dd4ffa8ae5d
[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" "d0a33067884d26711d8f935829ff06b7ca76004e199da6b648e99dd4ffa8ae5d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking proc-macro2 v1.0.28
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]     Checking quote v1.0.9
[INFO] [stderr]     Checking rustfmt-config_proc_macro v0.5.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]     Checking serde v1.0.126
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 36.26s
[INFO] running `Command { std: "docker" "inspect" "d0a33067884d26711d8f935829ff06b7ca76004e199da6b648e99dd4ffa8ae5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0a33067884d26711d8f935829ff06b7ca76004e199da6b648e99dd4ffa8ae5d", kill_on_drop: false }`
[INFO] [stdout] d0a33067884d26711d8f935829ff06b7ca76004e199da6b648e99dd4ffa8ae5d