[INFO] fetching crate nitox 0.1.9... [INFO] checking nitox-0.1.9 against try#377afada703be70d3fdff9164a481570a3cba7fe for pr-113240 [INFO] extracting crate nitox 0.1.9 into /workspace/builds/worker-1-tc2/source [INFO] validating manifest of crates.io crate nitox 0.1.9 on toolchain 377afada703be70d3fdff9164a481570a3cba7fe [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+377afada703be70d3fdff9164a481570a3cba7fe" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate nitox 0.1.9 [INFO] finished tweaking crates.io crate nitox 0.1.9 [INFO] tweaked toml for crates.io crate nitox 0.1.9 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+377afada703be70d3fdff9164a481570a3cba7fe" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+377afada703be70d3fdff9164a481570a3cba7fe" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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:a420fdec406141845121210faa381f8029b0be6d4170deff7c4445a424f67918" "/opt/rustwide/cargo-home/bin/cargo" "+377afada703be70d3fdff9164a481570a3cba7fe" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f5efe0ae3732294d8efceb74f127fa91415932f2429b215000463b64d9ff5379 [INFO] running `Command { std: "docker" "start" "-a" "f5efe0ae3732294d8efceb74f127fa91415932f2429b215000463b64d9ff5379", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f5efe0ae3732294d8efceb74f127fa91415932f2429b215000463b64d9ff5379", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f5efe0ae3732294d8efceb74f127fa91415932f2429b215000463b64d9ff5379", kill_on_drop: false }` [INFO] [stdout] f5efe0ae3732294d8efceb74f127fa91415932f2429b215000463b64d9ff5379 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "RUSTDOCFLAGS=--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:a420fdec406141845121210faa381f8029b0be6d4170deff7c4445a424f67918" "/opt/rustwide/cargo-home/bin/cargo" "+377afada703be70d3fdff9164a481570a3cba7fe" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b36612f3e45f25ea1ed6ced03788c7d18275072e465fa69c9f6620f50bb084ef [INFO] running `Command { std: "docker" "start" "-a" "b36612f3e45f25ea1ed6ced03788c7d18275072e465fa69c9f6620f50bb084ef", kill_on_drop: false }` [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Checking futures v0.1.31 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Checking rand_core v0.4.2 [INFO] [stderr] Compiling crossbeam-utils v0.8.16 [INFO] [stderr] Checking lock_api v0.3.4 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking net2 v0.2.39 [INFO] [stderr] Compiling memoffset v0.5.6 [INFO] [stderr] Compiling serde v1.0.164 [INFO] [stderr] Compiling crossbeam-epoch v0.9.15 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling strsim v0.7.0 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking memoffset v0.9.0 [INFO] [stderr] Compiling cast v0.2.7 [INFO] [stderr] Checking mio v0.6.23 [INFO] [stderr] Checking either v1.8.1 [INFO] [stderr] Compiling unicode-xid v0.2.4 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Checking smallvec v0.6.14 [INFO] [stderr] Checking stable_deref_trait v1.2.0 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Checking openssl v0.10.55 [INFO] [stderr] Checking owning_ref v0.4.1 [INFO] [stderr] Checking rand v0.5.6 [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] Compiling derive_builder v0.7.2 [INFO] [stderr] Checking scopeguard v0.3.3 [INFO] [stderr] Checking idna v0.1.5 [INFO] [stderr] Checking lock_api v0.1.5 [INFO] [stderr] Compiling parking_lot_core v0.6.3 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Compiling parking_lot_core v0.3.1 [INFO] [stderr] Checking crossbeam-queue v0.2.3 [INFO] [stderr] Checking mio-uds v0.6.8 [INFO] [stderr] Checking crossbeam-channel v0.5.8 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking backtrace v0.3.68 [INFO] [stderr] Checking itertools v0.8.2 [INFO] [stderr] Checking csv-core v0.1.10 [INFO] [stderr] Checking same-file v1.0.6 [INFO] [stderr] Checking percent-encoding v1.0.1 [INFO] [stderr] Checking crossbeam-deque v0.7.4 [INFO] [stderr] Checking humantime v1.3.0 [INFO] [stderr] Checking walkdir v2.3.3 [INFO] [stderr] Checking url v1.7.2 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking crossbeam-deque v0.8.3 [INFO] [stderr] Checking rand_xoshiro v0.1.0 [INFO] [stderr] Checking parking_lot v0.6.4 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking rayon-core v1.11.0 [INFO] [stderr] Checking env_logger v0.6.2 [INFO] [stderr] Checking tokio-executor v0.1.10 [INFO] [stderr] Checking tokio-io v0.1.13 [INFO] [stderr] Checking tokio-sync v0.1.8 [INFO] [stderr] Checking rayon v1.7.0 [INFO] [stderr] Checking tokio-threadpool v0.1.18 [INFO] [stderr] Checking tokio-current-thread v0.1.7 [INFO] [stderr] Checking tokio-timer v0.2.13 [INFO] [stderr] Checking criterion-plot v0.3.1 [INFO] [stderr] Checking tokio-reactor v0.1.12 [INFO] [stderr] Checking tokio-codec v0.1.2 [INFO] [stderr] Checking tokio-fs v0.1.7 [INFO] [stderr] Checking tokio-tcp v0.1.4 [INFO] [stderr] Checking tokio-udp v0.1.6 [INFO] [stderr] Checking tokio-uds v0.2.7 [INFO] [stderr] Checking tokio v0.1.22 [INFO] [stderr] Compiling synstructure v0.12.6 [INFO] [stderr] Checking serde_json v1.0.99 [INFO] [stderr] Checking csv v1.2.2 [INFO] [stderr] Checking native-tls v0.2.11 [INFO] [stderr] Checking tokio-tls v0.2.1 [INFO] [stderr] Checking failure v0.1.8 [INFO] [stderr] Compiling darling_core v0.9.0 [INFO] [stderr] Checking tinytemplate v1.2.1 [INFO] [stderr] Checking criterion v0.2.11 [INFO] [stderr] Compiling darling_macro v0.9.0 [INFO] [stderr] Compiling darling v0.9.0 [INFO] [stderr] Compiling derive_builder_core v0.5.0 [INFO] [stderr] Checking nitox v0.1.9 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/client.rs:297:25 [INFO] [stdout] | [INFO] [stdout] 297 | if let Some(mut s) = (*self.rx.subs_tx.write()).get_mut(&cmd.sid) { [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/client.rs:297:25 [INFO] [stdout] | [INFO] [stdout] 297 | if let Some(mut s) = (*self.rx.subs_tx.write()).get_mut(&cmd.sid) { [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `other_tx` is never read [INFO] [stdout] --> src/client.rs:73:5 [INFO] [stdout] | [INFO] [stdout] 72 | struct NatsClientMultiplexer { [INFO] [stdout] | --------------------- field in this struct [INFO] [stdout] 73 | other_tx: Arc>, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `NatsClientMultiplexer` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `other_tx` is never read [INFO] [stdout] --> src/client.rs:73:5 [INFO] [stdout] | [INFO] [stdout] 72 | struct NatsClientMultiplexer { [INFO] [stdout] | --------------------- field in this struct [INFO] [stdout] 73 | other_tx: Arc>, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `NatsClientMultiplexer` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 20.91s [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" "b36612f3e45f25ea1ed6ced03788c7d18275072e465fa69c9f6620f50bb084ef", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b36612f3e45f25ea1ed6ced03788c7d18275072e465fa69c9f6620f50bb084ef", kill_on_drop: false }` [INFO] [stdout] b36612f3e45f25ea1ed6ced03788c7d18275072e465fa69c9f6620f50bb084ef