[INFO] fetching crate smr 0.1.2...
[INFO] checking smr-0.1.2 against 6e4b95ed0735c3bbfb308e6f158f479b4d14f1aa for pr-159356
[INFO] extracting crate smr 0.1.2 into /workspace/builds/worker-4-tc2/source
[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-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate smr 0.1.2 on toolchain 6e4b95ed0735c3bbfb308e6f158f479b4d14f1aa
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6e4b95ed0735c3bbfb308e6f158f479b4d14f1aa" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6e4b95ed0735c3bbfb308e6f158f479b4d14f1aa" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 188 packages to latest compatible versions
[INFO] [stderr]       Adding criterion v0.3.6 (available: v0.8.2)
[INFO] [stderr]       Adding ctor v0.1.26 (available: v1.0.12)
[INFO] [stderr]       Adding ipc-channel v0.15.0 (available: v0.22.0)
[INFO] [stderr]       Adding nix v0.22.3 (available: v0.31.3)
[INFO] [stderr]       Adding parking_lot v0.11.2 (available: v0.12.5)
[INFO] [stderr]       Adding phf v0.10.1 (available: v0.14.0)
[INFO] [stderr]       Adding pretty_env_logger v0.4.0 (available: v0.5.0)
[INFO] [stderr]       Adding procfs v0.10.1 (available: v0.18.0)
[INFO] [stderr]       Adding rand v0.8.7 (available: v0.10.2)
[INFO] [stderr]       Adding ringbuffer v0.8.5 (available: v0.16.0)
[INFO] [stderr]       Adding syscallz v0.16.2 (available: v0.17.0)
[INFO] [stderr]       Adding thiserror v1.0.69 (available: v2.0.19)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6e4b95ed0735c3bbfb308e6f158f479b4d14f1aa" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:00c5645b54fe3ce5dae1417175e3c7fb6a6646c021d554ecd63a097b8b9f3602" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 50d0cf9c0becf5f26c37f0fed4415fe91de2e1811e4554d1eeb39e32a8d81701
[INFO] running `Command { std: "docker" "start" "50d0cf9c0becf5f26c37f0fed4415fe91de2e1811e4554d1eeb39e32a8d81701", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "50d0cf9c0becf5f26c37f0fed4415fe91de2e1811e4554d1eeb39e32a8d81701", 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" "50d0cf9c0becf5f26c37f0fed4415fe91de2e1811e4554d1eeb39e32a8d81701" "/opt/rustwide/cargo-home/bin/cargo" "+6e4b95ed0735c3bbfb308e6f158f479b4d14f1aa" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "50d0cf9c0becf5f26c37f0fed4415fe91de2e1811e4554d1eeb39e32a8d81701", 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" "50d0cf9c0becf5f26c37f0fed4415fe91de2e1811e4554d1eeb39e32a8d81701" "/opt/rustwide/cargo-home/bin/cargo" "+6e4b95ed0735c3bbfb308e6f158f479b4d14f1aa" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_core v1.0.229
[INFO] [stderr]    Compiling serde v1.0.229
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling libc v0.2.189
[INFO] [stderr]     Checking aho-corasick v1.1.5
[INFO] [stderr]    Compiling zerocopy v0.8.55
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]     Checking futures-sink v0.3.33
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling proc-macro-hack v0.5.20+deprecated
[INFO] [stderr]     Checking futures-core v0.3.33
[INFO] [stderr]    Compiling phf_shared v0.10.0
[INFO] [stderr]    Compiling nix v0.31.3
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling unicode-segmentation v1.13.3
[INFO] [stderr]     Checking either v1.17.0
[INFO] [stderr]    Compiling parking_lot_core v0.8.6
[INFO] [stderr]     Checking futures-channel v0.3.33
[INFO] [stderr]    Compiling seccomp-sys v0.1.3
[INFO] [stderr]    Compiling syscallz v0.16.2
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking rustix v1.1.4
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking getrandom v0.4.3
[INFO] [stderr]     Checking parking_lot_core v0.9.12
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]     Checking futures-util v0.3.33
[INFO] [stderr]     Checking net2 v0.2.39
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking errno v0.3.14
[INFO] [stderr]     Checking instant v0.1.13
[INFO] [stderr]     Checking termcolor v1.4.1
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]     Checking signal-hook-registry v1.4.8
[INFO] [stderr]     Checking crossbeam-channel v0.4.4
[INFO] [stderr]     Checking chrono v0.4.45
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking regex-automata v0.4.18
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]     Checking flate2 v1.1.9
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking crossbeam-channel v0.5.16
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking crossbeam-queue v0.3.13
[INFO] [stderr]     Checking mio v1.2.2
[INFO] [stderr]     Checking socket2 v0.6.5
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking half v1.8.3
[INFO] [stderr]     Checking array-init v2.1.0
[INFO] [stderr]     Checking strum v0.21.0
[INFO] [stderr]     Checking procfs v0.10.1
[INFO] [stderr]     Checking ringbuffer v0.8.5
[INFO] [stderr]     Checking crossbeam v0.8.4
[INFO] [stderr]     Checking prctl v1.0.0
[INFO] [stderr]     Checking rayon v1.12.0
[INFO] [stderr]     Checking nix v0.22.3
[INFO] [stderr]     Checking rand v0.8.7
[INFO] [stderr]     Checking tokio v1.53.1
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking tempfile v3.27.0
[INFO] [stderr]     Checking thiserror v1.0.69
[INFO] [stderr]     Checking filedescriptor v0.8.3
[INFO] [stderr]    Compiling getrandom v0.2.17
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]     Checking regex v1.13.1
[INFO] [stderr]     Checking criterion-plot v0.4.5
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]    Compiling strum_macros v0.21.1
[INFO] [stderr]    Compiling ctor v0.1.26
[INFO] [stderr]     Checking serde_json v1.0.151
[INFO] [stderr]     Checking csv v1.4.0
[INFO] [stderr]     Checking futures-executor v0.3.33
[INFO] [stderr]     Checking pretty_env_logger v0.4.0
[INFO] [stderr]     Checking futures v0.3.33
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking serde_cbor v0.11.2
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking criterion v0.3.6
[INFO] [stderr]     Checking ipc-channel v0.15.0
[INFO] [stderr]    Compiling phf_generator v0.10.0
[INFO] [stderr]    Compiling phf_macros v0.10.0
[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)]` (part of `#[warn(unused)]`) 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: 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)]` (part of `#[warn(unused)]`) 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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.06s
[INFO] running `Command { std: "docker" "inspect" "50d0cf9c0becf5f26c37f0fed4415fe91de2e1811e4554d1eeb39e32a8d81701", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50d0cf9c0becf5f26c37f0fed4415fe91de2e1811e4554d1eeb39e32a8d81701", kill_on_drop: false }`
[INFO] [stdout] 50d0cf9c0becf5f26c37f0fed4415fe91de2e1811e4554d1eeb39e32a8d81701
