[INFO] fetching crate rustc-ap-rustc_feature 727.0.0...
[INFO] testing rustc-ap-rustc_feature-727.0.0 against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] extracting crate rustc-ap-rustc_feature 727.0.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate rustc-ap-rustc_feature 727.0.0 on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rustc-ap-rustc_feature 727.0.0
[INFO] finished tweaking crates.io crate rustc-ap-rustc_feature 727.0.0
[INFO] tweaked toml for crates.io crate rustc-ap-rustc_feature 727.0.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 24bb6fdc79a24ea107ac11d07905ec1d55a8ba4f8dcc3aa18de66ce4948e390f
[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" "24bb6fdc79a24ea107ac11d07905ec1d55a8ba4f8dcc3aa18de66ce4948e390f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "24bb6fdc79a24ea107ac11d07905ec1d55a8ba4f8dcc3aa18de66ce4948e390f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24bb6fdc79a24ea107ac11d07905ec1d55a8ba4f8dcc3aa18de66ce4948e390f", kill_on_drop: false }`
[INFO] [stdout] 24bb6fdc79a24ea107ac11d07905ec1d55a8ba4f8dcc3aa18de66ce4948e390f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6e18ff2d3bcb83c0b7bccae236617eea93b4a2141c190cd8806aed52ce34462c
[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" "6e18ff2d3bcb83c0b7bccae236617eea93b4a2141c190cd8806aed52ce34462c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rustc-ap-rustc_feature v727.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.61s
[INFO] running `Command { std: "docker" "inspect" "6e18ff2d3bcb83c0b7bccae236617eea93b4a2141c190cd8806aed52ce34462c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e18ff2d3bcb83c0b7bccae236617eea93b4a2141c190cd8806aed52ce34462c", kill_on_drop: false }`
[INFO] [stdout] 6e18ff2d3bcb83c0b7bccae236617eea93b4a2141c190cd8806aed52ce34462c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d0c9caf5b078e325dd79dbc380fc6d7efab9f9b5d8e6697175a8ca925d612e7b
[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" "d0c9caf5b078e325dd79dbc380fc6d7efab9f9b5d8e6697175a8ca925d612e7b", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustc-ap-rustc_feature v727.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.16s
[INFO] running `Command { std: "docker" "inspect" "d0c9caf5b078e325dd79dbc380fc6d7efab9f9b5d8e6697175a8ca925d612e7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0c9caf5b078e325dd79dbc380fc6d7efab9f9b5d8e6697175a8ca925d612e7b", kill_on_drop: false }`
[INFO] [stdout] d0c9caf5b078e325dd79dbc380fc6d7efab9f9b5d8e6697175a8ca925d612e7b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d508bc4c21db0bfa91f8ba29bafcdaf205e1f9da95da78e4617bdda1f25ef2b8
[INFO] running `Command { std: "docker" "start" "-a" "d508bc4c21db0bfa91f8ba29bafcdaf205e1f9da95da78e4617bdda1f25ef2b8", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rustc_ap_rustc_feature-1bbae087b878e310)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::rustc_bootstrap_parsing ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d508bc4c21db0bfa91f8ba29bafcdaf205e1f9da95da78e4617bdda1f25ef2b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d508bc4c21db0bfa91f8ba29bafcdaf205e1f9da95da78e4617bdda1f25ef2b8", kill_on_drop: false }`
[INFO] [stdout] d508bc4c21db0bfa91f8ba29bafcdaf205e1f9da95da78e4617bdda1f25ef2b8