[INFO] cloning repository https://github.com/kyren/turbulence
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kyren/turbulence" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkyren%2Fturbulence", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkyren%2Fturbulence'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b119f20a1c3990a8b467e413243844da0ff8e795
[INFO] checking kyren/turbulence against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkyren%2Fturbulence" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kyren/turbulence on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kyren/turbulence
[INFO] finished tweaking git repo https://github.com/kyren/turbulence
[INFO] tweaked toml for git repo https://github.com/kyren/turbulence written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--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
[INFO] [stderr]      Locking 38 packages
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded getrandom v0.2.13
[INFO] [stderr]   Downloaded snap v1.1.1
[INFO] [stderr]   Downloaded cache-padded v1.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 11ab7f5d3d63d527d18f79cd458b3a041650a78a839c098ba321254796c0cfab
[INFO] running `Command { std: "docker" "start" "-a" "11ab7f5d3d63d527d18f79cd458b3a041650a78a839c098ba321254796c0cfab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "11ab7f5d3d63d527d18f79cd458b3a041650a78a839c098ba321254796c0cfab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "11ab7f5d3d63d527d18f79cd458b3a041650a78a839c098ba321254796c0cfab", kill_on_drop: false }`
[INFO] [stdout] 11ab7f5d3d63d527d18f79cd458b3a041650a78a839c098ba321254796c0cfab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f5f4db12403cd7ed8e8be10797e5b951a4f4a9e6477c02a6c27860b04f622ee7
[INFO] running `Command { std: "docker" "start" "-a" "f5f4db12403cd7ed8e8be10797e5b951a4f4a9e6477c02a6c27860b04f622ee7", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]     Checking futures-sink v0.3.30
[INFO] [stderr]     Checking memchr v2.7.2
[INFO] [stderr]     Checking pin-project-lite v0.2.14
[INFO] [stderr]     Checking futures-task v0.3.30
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]     Checking futures-io v0.3.30
[INFO] [stderr]    Compiling snap v1.1.1
[INFO] [stderr]    Compiling thiserror v1.0.58
[INFO] [stderr]     Checking rustc-hash v1.1.0
[INFO] [stderr]     Checking cache-padded v1.3.0
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]     Checking crossbeam-channel v0.5.12
[INFO] [stderr]     Checking getrandom v0.2.13
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]    Compiling thiserror-impl v1.0.58
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking turbulence v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `TryInto` is imported redundantly
[INFO] [stdout]  --> src/compressed_bincode_channel.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     convert::TryInto,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:148:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `TryInto` is already defined here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `TryInto` is imported redundantly
[INFO] [stdout]  --> src/unreliable_channel.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     convert::TryInto,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:148:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `TryInto` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `TryInto` is imported redundantly
[INFO] [stdout]  --> src/compressed_bincode_channel.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     convert::TryInto,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:148:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `TryInto` is already defined here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `TryInto` is imported redundantly
[INFO] [stdout]  --> src/unreliable_channel.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     convert::TryInto,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:148:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `TryInto` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `u32` is imported redundantly
[INFO] [stdout]    --> src/windows.rs:449:9
[INFO] [stdout]     |
[INFO] [stdout] 447 |     use super::*;
[INFO] [stdout]     |         -------- the item `u32` is already imported here
[INFO] [stdout] 448 |
[INFO] [stdout] 449 |     use std::u32;
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `cache_padded::CachePadded`: This crate is now deprecated in favor of [crossbeam-utils::CachePadded](https://docs.rs/crossbeam-utils/latest/crossbeam_utils/struct.CachePadded.html).
[INFO] [stdout]   --> src/ring_buffer.rs:12:19
[INFO] [stdout]    |
[INFO] [stdout] 12 | use cache_padded::CachePadded;
[INFO] [stdout]    |                   ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `cache_padded::CachePadded`: This crate is now deprecated in favor of [crossbeam-utils::CachePadded](https://docs.rs/crossbeam-utils/latest/crossbeam_utils/struct.CachePadded.html).
[INFO] [stdout]   --> src/ring_buffer.rs:17:11
[INFO] [stdout]    |
[INFO] [stdout] 17 |     head: CachePadded<AtomicUsize>,
[INFO] [stdout]    |           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `cache_padded::CachePadded`: This crate is now deprecated in favor of [crossbeam-utils::CachePadded](https://docs.rs/crossbeam-utils/latest/crossbeam_utils/struct.CachePadded.html).
[INFO] [stdout]   --> src/ring_buffer.rs:18:11
[INFO] [stdout]    |
[INFO] [stdout] 18 |     tail: CachePadded<AtomicUsize>,
[INFO] [stdout]    |           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `cache_padded::CachePadded`: This crate is now deprecated in favor of [crossbeam-utils::CachePadded](https://docs.rs/crossbeam-utils/latest/crossbeam_utils/struct.CachePadded.html).
[INFO] [stdout]   --> src/ring_buffer.rs:31:19
[INFO] [stdout]    |
[INFO] [stdout] 31 |             head: CachePadded::new(AtomicUsize::new(0)),
[INFO] [stdout]    |                   ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `cache_padded::CachePadded`: This crate is now deprecated in favor of [crossbeam-utils::CachePadded](https://docs.rs/crossbeam-utils/latest/crossbeam_utils/struct.CachePadded.html).
[INFO] [stdout]   --> src/ring_buffer.rs:32:19
[INFO] [stdout]    |
[INFO] [stdout] 32 |             tail: CachePadded::new(AtomicUsize::new(0)),
[INFO] [stdout]    |                   ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `cache_padded::CachePadded`: This crate is now deprecated in favor of [crossbeam-utils::CachePadded](https://docs.rs/crossbeam-utils/latest/crossbeam_utils/struct.CachePadded.html).
[INFO] [stdout]   --> src/ring_buffer.rs:12:19
[INFO] [stdout]    |
[INFO] [stdout] 12 | use cache_padded::CachePadded;
[INFO] [stdout]    |                   ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `cache_padded::CachePadded`: This crate is now deprecated in favor of [crossbeam-utils::CachePadded](https://docs.rs/crossbeam-utils/latest/crossbeam_utils/struct.CachePadded.html).
[INFO] [stdout]   --> src/ring_buffer.rs:17:11
[INFO] [stdout]    |
[INFO] [stdout] 17 |     head: CachePadded<AtomicUsize>,
[INFO] [stdout]    |           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `cache_padded::CachePadded`: This crate is now deprecated in favor of [crossbeam-utils::CachePadded](https://docs.rs/crossbeam-utils/latest/crossbeam_utils/struct.CachePadded.html).
[INFO] [stdout]   --> src/ring_buffer.rs:18:11
[INFO] [stdout]    |
[INFO] [stdout] 18 |     tail: CachePadded<AtomicUsize>,
[INFO] [stdout]    |           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `cache_padded::CachePadded`: This crate is now deprecated in favor of [crossbeam-utils::CachePadded](https://docs.rs/crossbeam-utils/latest/crossbeam_utils/struct.CachePadded.html).
[INFO] [stdout]   --> src/ring_buffer.rs:31:19
[INFO] [stdout]    |
[INFO] [stdout] 31 |             head: CachePadded::new(AtomicUsize::new(0)),
[INFO] [stdout]    |                   ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `cache_padded::CachePadded`: This crate is now deprecated in favor of [crossbeam-utils::CachePadded](https://docs.rs/crossbeam-utils/latest/crossbeam_utils/struct.CachePadded.html).
[INFO] [stdout]   --> src/ring_buffer.rs:32:19
[INFO] [stdout]    |
[INFO] [stdout] 32 |             tail: CachePadded::new(AtomicUsize::new(0)),
[INFO] [stdout]    |                   ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `cache_padded::CachePadded::<T>::new`: This crate is now deprecated in favor of [crossbeam-utils::CachePadded](https://docs.rs/crossbeam-utils/latest/crossbeam_utils/struct.CachePadded.html).
[INFO] [stdout]   --> src/ring_buffer.rs:31:32
[INFO] [stdout]    |
[INFO] [stdout] 31 |             head: CachePadded::new(AtomicUsize::new(0)),
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `cache_padded::CachePadded::<T>::new`: This crate is now deprecated in favor of [crossbeam-utils::CachePadded](https://docs.rs/crossbeam-utils/latest/crossbeam_utils/struct.CachePadded.html).
[INFO] [stdout]   --> src/ring_buffer.rs:32:32
[INFO] [stdout]    |
[INFO] [stdout] 32 |             tail: CachePadded::new(AtomicUsize::new(0)),
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `cache_padded::CachePadded::<T>::new`: This crate is now deprecated in favor of [crossbeam-utils::CachePadded](https://docs.rs/crossbeam-utils/latest/crossbeam_utils/struct.CachePadded.html).
[INFO] [stdout]   --> src/ring_buffer.rs:31:32
[INFO] [stdout]    |
[INFO] [stdout] 31 |             head: CachePadded::new(AtomicUsize::new(0)),
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `cache_padded::CachePadded::<T>::new`: This crate is now deprecated in favor of [crossbeam-utils::CachePadded](https://docs.rs/crossbeam-utils/latest/crossbeam_utils/struct.CachePadded.html).
[INFO] [stdout]   --> src/ring_buffer.rs:32:32
[INFO] [stdout]    |
[INFO] [stdout] 32 |             tail: CachePadded::new(AtomicUsize::new(0)),
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.50s
[INFO] running `Command { std: "docker" "inspect" "f5f4db12403cd7ed8e8be10797e5b951a4f4a9e6477c02a6c27860b04f622ee7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5f4db12403cd7ed8e8be10797e5b951a4f4a9e6477c02a6c27860b04f622ee7", kill_on_drop: false }`
[INFO] [stdout] f5f4db12403cd7ed8e8be10797e5b951a4f4a9e6477c02a6c27860b04f622ee7