[INFO] fetching crate xrl 0.0.9...
[INFO] checking xrl-0.0.9 against master#09a371361240e42b0d69438fd1179efcf212e576 for pr-157814-crater-rollup
[INFO] extracting crate xrl 0.0.9 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate xrl 0.0.9
[INFO] finished tweaking crates.io crate xrl 0.0.9
[INFO] tweaked toml for crates.io crate xrl 0.0.9 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate xrl 0.0.9 on toolchain 09a371361240e42b0d69438fd1179efcf212e576
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+09a371361240e42b0d69438fd1179efcf212e576" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate xrl 0.0.9 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+09a371361240e42b0d69438fd1179efcf212e576" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3e793bdf10248eb2ddbd6b0faebed8155c11b4589982e2893733958d93e8d540" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 2ddff16b9b6b766ddbea3b49e2e1d5aef13ad2e2210fa7427a362c492a03400e
[INFO] running `Command { std: "docker" "start" "2ddff16b9b6b766ddbea3b49e2e1d5aef13ad2e2210fa7427a362c492a03400e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "2ddff16b9b6b766ddbea3b49e2e1d5aef13ad2e2210fa7427a362c492a03400e" "/opt/rustwide/cargo-home/bin/cargo" "+09a371361240e42b0d69438fd1179efcf212e576" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2ddff16b9b6b766ddbea3b49e2e1d5aef13ad2e2210fa7427a362c492a03400e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "2ddff16b9b6b766ddbea3b49e2e1d5aef13ad2e2210fa7427a362c492a03400e" "/opt/rustwide/cargo-home/bin/cargo" "+09a371361240e42b0d69438fd1179efcf212e576" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling memoffset v0.6.1
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[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]     Checking smallvec v0.6.13
[INFO] [stderr]    Compiling syn v1.0.54
[INFO] [stderr]    Compiling serde_json v1.0.60
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
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[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking line-wrap v0.1.1
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[INFO] [stderr]     Checking xml-rs v0.8.3
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking rand_core v0.3.1
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[INFO] [stderr]     Checking lazycell v1.3.0
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[INFO] [stderr]     Checking num_cpus v1.13.0
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[INFO] [stderr]     Checking tokio-io v0.1.13
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[INFO] [stderr]     Checking tokio-tcp v0.1.4
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[INFO] [stderr]     Checking syntect v3.3.0
[INFO] [stderr]     Checking criterion v0.2.11
[INFO] [stderr]     Checking xrl v0.0.9 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Ack` and `Response`
[INFO] [stdout]  --> src/protocol/mod.rs:9:24
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub use self::client::{Ack, Client, Response};
[INFO] [stdout]   |                        ^^^          ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::plugins::Plugin`
[INFO] [stdout]   --> src/structs/mod.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub use self::plugins::Plugin;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Ack` and `Response`
[INFO] [stdout]  --> src/protocol/mod.rs:9:24
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub use self::client::{Ack, Client, Response};
[INFO] [stdout]   |                        ^^^          ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::plugins::Plugin`
[INFO] [stdout]   --> src/structs/mod.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub use self::plugins::Plugin;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.62s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.2.11
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 3`
[INFO] running `Command { std: "docker" "inspect" "2ddff16b9b6b766ddbea3b49e2e1d5aef13ad2e2210fa7427a362c492a03400e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ddff16b9b6b766ddbea3b49e2e1d5aef13ad2e2210fa7427a362c492a03400e", kill_on_drop: false }`
[INFO] [stdout] 2ddff16b9b6b766ddbea3b49e2e1d5aef13ad2e2210fa7427a362c492a03400e
