[INFO] fetching crate completion 0.2.0...
[INFO] checking completion-0.2.0 against master#195ad4830e11a544391abe296b146450dea8411b for pr-82781
[INFO] extracting crate completion 0.2.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate completion 0.2.0 on toolchain 195ad4830e11a544391abe296b146450dea8411b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate completion 0.2.0
[INFO] finished tweaking crates.io crate completion 0.2.0
[INFO] tweaked toml for crates.io crate completion 0.2.0 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "metadata" "--no-deps" "--format-version=1", 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] 7793fe3978afe3b48072df3b3b80981912104391d3c67cfbff3db685a1e93bd1
[INFO] running `Command { std: "docker" "start" "-a" "7793fe3978afe3b48072df3b3b80981912104391d3c67cfbff3db685a1e93bd1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7793fe3978afe3b48072df3b3b80981912104391d3c67cfbff3db685a1e93bd1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7793fe3978afe3b48072df3b3b80981912104391d3c67cfbff3db685a1e93bd1", kill_on_drop: false }`
[INFO] [stdout] 7793fe3978afe3b48072df3b3b80981912104391d3c67cfbff3db685a1e93bd1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ddcf08c2a109e18cf6cdea2505ac2d996b5e00f198e1853fe6b0a6d03a3f5bd9
[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" "ddcf08c2a109e18cf6cdea2505ac2d996b5e00f198e1853fe6b0a6d03a3f5bd9", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling syn v1.0.64
[INFO] [stderr]    Compiling completion v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking pin-project-lite v0.2.6
[INFO] [stderr]     Checking fastrand v1.4.0
[INFO] [stderr]     Checking aliasable v0.1.3
[INFO] [stderr]     Checking completion-core v0.2.0
[INFO] [stderr]     Checking completion-io v0.2.0
[INFO] [stderr]     Checking futures-lite v1.11.3
[INFO] [stderr]    Compiling completion-macro v0.2.0
[INFO] [stdout] error: lint `missing_crate_level_docs` has been removed: use `rustdoc::missing_crate_level_docs` instead
[INFO] [stdout]   --> src/macros/future/tests.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     missing_crate_level_docs,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/macros/future/tests.rs:1:9
[INFO] [stdout]    |
[INFO] [stdout] 1  | #![deny(warnings)]
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    = note: `#[deny(renamed_and_removed_lints)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: lint `missing_doc_code_examples` has been removed: use `rustdoc::missing_doc_code_examples` instead
[INFO] [stdout]   --> src/macros/future/tests.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     missing_doc_code_examples,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: lint `private_doc_tests` has been removed: use `rustdoc::private_doc_tests` instead
[INFO] [stdout]   --> src/macros/future/tests.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     private_doc_tests,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: lint `missing_crate_level_docs` has been removed: use `rustdoc::missing_crate_level_docs` instead
[INFO] [stdout]   --> src/macros/stream/tests.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     missing_crate_level_docs,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/macros/stream/tests.rs:1:9
[INFO] [stdout]    |
[INFO] [stdout] 1  | #![deny(warnings)]
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: lint `missing_doc_code_examples` has been removed: use `rustdoc::missing_doc_code_examples` instead
[INFO] [stdout]   --> src/macros/stream/tests.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     missing_doc_code_examples,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: lint `private_doc_tests` has been removed: use `rustdoc::private_doc_tests` instead
[INFO] [stdout]   --> src/macros/stream/tests.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     private_doc_tests,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 6 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `completion`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "ddcf08c2a109e18cf6cdea2505ac2d996b5e00f198e1853fe6b0a6d03a3f5bd9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ddcf08c2a109e18cf6cdea2505ac2d996b5e00f198e1853fe6b0a6d03a3f5bd9", kill_on_drop: false }`
[INFO] [stdout] ddcf08c2a109e18cf6cdea2505ac2d996b5e00f198e1853fe6b0a6d03a3f5bd9