[INFO] fetching crate smr 0.1.2...
[INFO] checking smr-0.1.2 against master#ed1ce580ec27ffcfda1a95512e69185442f75ebe for pr-112999
[INFO] extracting crate smr 0.1.2 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate smr 0.1.2 on toolchain ed1ce580ec27ffcfda1a95512e69185442f75ebe
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ed1ce580ec27ffcfda1a95512e69185442f75ebe" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate smr 0.1.2
[INFO] finished tweaking crates.io crate smr 0.1.2
[INFO] tweaked toml for crates.io crate smr 0.1.2 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ed1ce580ec27ffcfda1a95512e69185442f75ebe" "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" "+ed1ce580ec27ffcfda1a95512e69185442f75ebe" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded seccomp-sys v0.1.3
[INFO] [stderr]   Downloaded ringbuffer v0.8.5
[INFO] [stderr]   Downloaded prctl v1.0.0
[INFO] [stderr]   Downloaded syscallz v0.16.2
[INFO] [stderr]   Downloaded ipc-channel v0.15.0
[INFO] [stderr]   Downloaded procfs v0.10.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "+ed1ce580ec27ffcfda1a95512e69185442f75ebe" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 33231a1e96322c0389dd37fb720c570a105096d50866ec6ba8c51f0f998afdaa
[INFO] running `Command { std: "docker" "start" "-a" "33231a1e96322c0389dd37fb720c570a105096d50866ec6ba8c51f0f998afdaa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "33231a1e96322c0389dd37fb720c570a105096d50866ec6ba8c51f0f998afdaa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33231a1e96322c0389dd37fb720c570a105096d50866ec6ba8c51f0f998afdaa", kill_on_drop: false }`
[INFO] [stdout] 33231a1e96322c0389dd37fb720c570a105096d50866ec6ba8c51f0f998afdaa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "+ed1ce580ec27ffcfda1a95512e69185442f75ebe" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cc4b952d7083b65aeae273bcac6934915a8f6c28f18dc4e016b7447d93020561
[INFO] running `Command { std: "docker" "start" "-a" "cc4b952d7083b65aeae273bcac6934915a8f6c28f18dc4e016b7447d93020561", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]    Compiling serde v1.0.164
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling memoffset v0.9.0
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.15
[INFO] [stderr]    Compiling lock_api v0.4.10
[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]     Checking smallvec v1.10.0
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling io-lifetimes v1.0.11
[INFO] [stderr]     Checking log v0.4.19
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling proc-macro-hack v0.5.20+deprecated
[INFO] [stderr]    Compiling parking_lot_core v0.9.8
[INFO] [stderr]    Compiling siphasher v0.3.10
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling rustix v0.37.20
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]    Compiling phf_shared v0.10.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling tempfile v3.6.0
[INFO] [stderr]    Compiling parking_lot_core v0.8.6
[INFO] [stderr]    Compiling rayon-core v1.11.0
[INFO] [stderr]    Compiling crossbeam-queue v0.3.8
[INFO] [stderr]     Checking linux-raw-sys v0.3.8
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking either v1.8.1
[INFO] [stderr]    Compiling seccomp-sys v0.1.3
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking futures-util v0.3.28
[INFO] [stderr]    Compiling syscallz v0.16.2
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking crossbeam-channel v0.5.8
[INFO] [stderr]     Checking net2 v0.2.39
[INFO] [stderr]    Compiling thiserror-impl v1.0.40
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]    Compiling tokio v1.28.2
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]     Checking unicode-width v0.1.10
[INFO] [stderr]     Checking plotters-backend v0.3.5
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]    Compiling anyhow v1.0.71
[INFO] [stderr]     Checking fastrand v1.9.0
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[INFO] [stderr]     Checking crossbeam-deque v0.8.3
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[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking crossbeam-channel v0.4.4
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking array-init v2.1.0
[INFO] [stderr]     Checking rayon v1.7.0
[INFO] [stderr]     Checking ringbuffer v0.8.5
[INFO] [stderr]     Checking crossbeam v0.8.2
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking nix v0.22.3
[INFO] [stderr]     Checking pretty_env_logger v0.4.0
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking plotters v0.3.5
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking procfs v0.10.1
[INFO] [stderr]     Checking thiserror v1.0.40
[INFO] [stderr]     Checking filedescriptor v0.8.2
[INFO] [stderr]     Checking criterion-plot v0.4.5
[INFO] [stderr]    Compiling phf_generator v0.10.0
[INFO] [stderr]     Checking futures-executor v0.3.28
[INFO] [stderr]     Checking serde_json v1.0.99
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking serde_cbor v0.11.2
[INFO] [stderr]     Checking csv v1.2.2
[INFO] [stderr]     Checking futures v0.3.28
[INFO] [stderr]     Checking ipc-channel v0.15.0
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking criterion v0.3.6
[INFO] [stderr]     Checking prctl v1.0.0
[INFO] [stderr]    Compiling strum_macros v0.21.1
[INFO] [stderr]    Compiling phf_macros v0.10.0
[INFO] [stderr]    Compiling ctor v0.1.26
[INFO] [stderr]     Checking phf v0.10.1
[INFO] [stderr]     Checking smr v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `tokio::sync::RwLockReadGuard` that must be used
[INFO] [stdout]    --> src/pm.rs:185:7
[INFO] [stdout]     |
[INFO] [stdout] 185 |       term.read().await;
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if unused the RwLock will immediately unlock
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 185 |       let _ = term.read().await;
[INFO] [stdout]     |       +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `tokio::sync::RwLockReadGuard` that must be used
[INFO] [stdout]    --> src/pm.rs:185:7
[INFO] [stdout]     |
[INFO] [stdout] 185 |       term.read().await;
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if unused the RwLock will immediately unlock
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 185 |       let _ = term.read().await;
[INFO] [stdout]     |       +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.57s
[INFO] running `Command { std: "docker" "inspect" "cc4b952d7083b65aeae273bcac6934915a8f6c28f18dc4e016b7447d93020561", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc4b952d7083b65aeae273bcac6934915a8f6c28f18dc4e016b7447d93020561", kill_on_drop: false }`
[INFO] [stdout] cc4b952d7083b65aeae273bcac6934915a8f6c28f18dc4e016b7447d93020561