[INFO] fetching crate make_pluralrules 0.5.0...
[INFO] checking make_pluralrules-0.5.0 against master#cfbc6d4cf1acbac5c025acf8ed68929caa551df3 for pr-75494-beta
[INFO] extracting crate make_pluralrules 0.5.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate make_pluralrules 0.5.0 on toolchain cfbc6d4cf1acbac5c025acf8ed68929caa551df3
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-4/source/.cargo/config
[INFO] started tweaking crates.io crate make_pluralrules 0.5.0
[INFO] finished tweaking crates.io crate make_pluralrules 0.5.0
[INFO] tweaked toml for crates.io crate make_pluralrules 0.5.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate make_pluralrules 0.5.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded nodrop v0.1.12
[INFO] [stderr]   Downloaded memchr v2.0.1
[INFO] [stderr]   Downloaded cfg-if v0.1.4
[INFO] [stderr]   Downloaded version_check v0.1.4
[INFO] [stderr]   Downloaded bitflags v1.0.3
[INFO] [stderr]   Downloaded quote v0.6.3
[INFO] [stderr]   Downloaded serde_derive v1.0.70
[INFO] [stderr]   Downloaded proc-macro2 v0.4.6
[INFO] [stderr]   Downloaded serde v1.0.70
[INFO] [stderr]   Downloaded serde_json v1.0.22
[INFO] [stderr]   Downloaded winapi v0.3.5
[INFO] [stderr]   Downloaded unic-langid v0.7.1
[INFO] [stderr]   Downloaded libc v0.2.42
[INFO] [stderr]   Downloaded itoa v0.4.2
[INFO] [stderr]   Downloaded nom v5.0.1
[INFO] [stderr]   Downloaded syn v0.14.4
[INFO] [stderr]   Downloaded unic-langid-impl v0.7.1
[INFO] [stderr]   Downloaded cldr_pluralrules_parser v2.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 427d2f3ec6e95ff94228833d782f2b82249e33a7ae112008e0f431ea5355f6fe
[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" "427d2f3ec6e95ff94228833d782f2b82249e33a7ae112008e0f431ea5355f6fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "427d2f3ec6e95ff94228833d782f2b82249e33a7ae112008e0f431ea5355f6fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "427d2f3ec6e95ff94228833d782f2b82249e33a7ae112008e0f431ea5355f6fe", kill_on_drop: false }`
[INFO] [stdout] 427d2f3ec6e95ff94228833d782f2b82249e33a7ae112008e0f431ea5355f6fe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3119dc00e0cdefd01a2aa93d6e1d02a10f6112c84e2c34e0d1b64a89c32d1414
[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" "3119dc00e0cdefd01a2aa93d6e1d02a10f6112c84e2c34e0d1b64a89c32d1414", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.42
[INFO] [stderr]     Checking nodrop v0.1.12
[INFO] [stderr]    Compiling version_check v0.1.4
[INFO] [stderr]    Compiling serde v1.0.70
[INFO] [stderr]     Checking cfg-if v0.1.4
[INFO] [stderr]     Checking tinystr v0.3.2
[INFO] [stderr]     Checking unicode-xid v0.2.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking itoa v0.4.2
[INFO] [stderr]     Checking dtoa v0.4.3
[INFO] [stderr]     Checking bitflags v1.0.3
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.6
[INFO] [stderr]    Compiling lexical-core v0.4.6
[INFO] [stderr]     Checking arrayvec v0.4.12
[INFO] [stderr]     Checking proc-macro2 v1.0.6
[INFO] [stderr]     Checking unic-langid-impl v0.7.1
[INFO] [stderr]    Compiling nom v5.0.1
[INFO] [stderr]     Checking quote v1.0.2
[INFO] [stderr]    Compiling quote v0.6.3
[INFO] [stderr]     Checking memchr v2.0.1
[INFO] [stderr]     Checking atty v0.2.13
[INFO] [stderr]     Checking unic-langid v0.7.1
[INFO] [stderr]    Compiling syn v0.14.4
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]    Compiling serde_derive v1.0.70
[INFO] [stderr]     Checking cldr_pluralrules_parser v2.0.0
[INFO] [stderr]     Checking serde_json v1.0.22
[INFO] [stderr]     Checking make_pluralrules v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/lib.rs:62:70
[INFO] [stdout]    |
[INFO] [stdout] 62 | fn gen_type_rs(rules: BTreeMap<String, BTreeMap<String, String>>) -> (Vec<TokenStream>) {
[INFO] [stdout]    |                                                                      ^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/lib.rs:62:70
[INFO] [stdout]    |
[INFO] [stdout] 62 | fn gen_type_rs(rules: BTreeMap<String, BTreeMap<String, String>>) -> (Vec<TokenStream>) {
[INFO] [stdout]    |                                                                      ^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 38.76s
[INFO] running `Command { std: "docker" "inspect" "3119dc00e0cdefd01a2aa93d6e1d02a10f6112c84e2c34e0d1b64a89c32d1414", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3119dc00e0cdefd01a2aa93d6e1d02a10f6112c84e2c34e0d1b64a89c32d1414", kill_on_drop: false }`
[INFO] [stdout] 3119dc00e0cdefd01a2aa93d6e1d02a10f6112c84e2c34e0d1b64a89c32d1414
