[INFO] fetching crate tokio-async-attributes 1.0.0...
[INFO] checking tokio-async-attributes-1.0.0 against beta for pr-78714
[INFO] extracting crate tokio-async-attributes 1.0.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate tokio-async-attributes 1.0.0 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tokio-async-attributes 1.0.0
[INFO] finished tweaking crates.io crate tokio-async-attributes 1.0.0
[INFO] tweaked toml for crates.io crate tokio-async-attributes 1.0.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e55a2a6dcc5d5255568b3c895190e74ee77bf5eb4df794808abfcc4ce92a942c
[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" "e55a2a6dcc5d5255568b3c895190e74ee77bf5eb4df794808abfcc4ce92a942c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e55a2a6dcc5d5255568b3c895190e74ee77bf5eb4df794808abfcc4ce92a942c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e55a2a6dcc5d5255568b3c895190e74ee77bf5eb4df794808abfcc4ce92a942c", kill_on_drop: false }`
[INFO] [stdout] e55a2a6dcc5d5255568b3c895190e74ee77bf5eb4df794808abfcc4ce92a942c
[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" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2270b0ee42907fe468c44511d6c0660a46b1d4d780d27b07eaea9acb676a904e
[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" "2270b0ee42907fe468c44511d6c0660a46b1d4d780d27b07eaea9acb676a904e", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]     Checking futures-timer v2.0.2
[INFO] [stderr]     Checking once_cell v1.5.2
[INFO] [stderr]     Checking futures-io v0.3.8
[INFO] [stderr]     Checking quote v1.0.7
[INFO] [stderr]     Checking tokio v0.2.23
[INFO] [stderr]    Compiling tokio-async-attributes v1.0.0
[INFO] [stderr]     Checking syn v1.0.48
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking tokio-async-std v1.5.3
[INFO] [stderr]     Checking tokio-async-attributes v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: lint `intra_doc_link_resolution_failure` has been renamed to `broken_intra_doc_links`
[INFO] [stdout]  --> src/lib.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 | #![deny(intra_doc_link_resolution_failure)]
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use the new name: `broken_intra_doc_links`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `intra_doc_link_resolution_failure` has been renamed to `broken_intra_doc_links`
[INFO] [stdout]  --> src/lib.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 | #![deny(intra_doc_link_resolution_failure)]
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use the new name: `broken_intra_doc_links`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.12s
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2270b0ee42907fe468c44511d6c0660a46b1d4d780d27b07eaea9acb676a904e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2270b0ee42907fe468c44511d6c0660a46b1d4d780d27b07eaea9acb676a904e", kill_on_drop: false }`
[INFO] [stdout] 2270b0ee42907fe468c44511d6c0660a46b1d4d780d27b07eaea9acb676a904e