[INFO] fetching crate breadthread 0.1.4...
[INFO] checking breadthread-0.1.4 against master#e59540968e0c6fc3c37d92a639b83fc8fcee5e81 for pr-114559
[INFO] extracting crate breadthread 0.1.4 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate breadthread 0.1.4 on toolchain e59540968e0c6fc3c37d92a639b83fc8fcee5e81
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e59540968e0c6fc3c37d92a639b83fc8fcee5e81" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate breadthread 0.1.4
[INFO] finished tweaking crates.io crate breadthread 0.1.4
[INFO] tweaked toml for crates.io crate breadthread 0.1.4 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e59540968e0c6fc3c37d92a639b83fc8fcee5e81" "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" "+e59540968e0c6fc3c37d92a639b83fc8fcee5e81" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded loom v0.5.6
[INFO] [stderr]   Downloaded generator v0.7.5
[INFO] [stderr]   Downloaded const-random-macro v0.1.15
[INFO] [stderr]   Downloaded const-random v0.1.15
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:5c16f4e6c37141f9fef0bc86f7a492d732943053e42aab8461035881e3f53823" "/opt/rustwide/cargo-home/bin/cargo" "+e59540968e0c6fc3c37d92a639b83fc8fcee5e81" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 10da8b4e5c9e76aa2843aa6f2e08f8ee897d7a788c7b429ef45e10c12122f0e7
[INFO] running `Command { std: "docker" "start" "-a" "10da8b4e5c9e76aa2843aa6f2e08f8ee897d7a788c7b429ef45e10c12122f0e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "10da8b4e5c9e76aa2843aa6f2e08f8ee897d7a788c7b429ef45e10c12122f0e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10da8b4e5c9e76aa2843aa6f2e08f8ee897d7a788c7b429ef45e10c12122f0e7", kill_on_drop: false }`
[INFO] [stdout] 10da8b4e5c9e76aa2843aa6f2e08f8ee897d7a788c7b429ef45e10c12122f0e7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:5c16f4e6c37141f9fef0bc86f7a492d732943053e42aab8461035881e3f53823" "/opt/rustwide/cargo-home/bin/cargo" "+e59540968e0c6fc3c37d92a639b83fc8fcee5e81" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ef8883d67c8b52e08c6922aca859c28c3469ebca7c3e0c7636cea96c2271427d
[INFO] running `Command { std: "docker" "start" "-a" "ef8883d67c8b52e08c6922aca859c28c3469ebca7c3e0c7636cea96c2271427d", kill_on_drop: false }`
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling proc-macro-hack v0.5.20+deprecated
[INFO] [stderr]    Compiling getrandom v0.2.10
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling syn v2.0.28
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]     Checking tracing-core v0.1.31
[INFO] [stderr]     Checking flume v0.10.14
[INFO] [stderr]     Checking bytemuck v1.13.1
[INFO] [stderr]     Checking parking v2.1.0
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]    Compiling const-random-macro v0.1.15
[INFO] [stderr]     Checking const-random v0.1.15
[INFO] [stderr]    Compiling tracing-attributes v0.1.26
[INFO] [stderr]     Checking tracing v0.1.37
[INFO] [stderr]     Checking breadthread v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `deleted_values`
[INFO] [stdout]   --> src/directive.rs:54:17
[INFO] [stdout]    |
[INFO] [stdout] 54 |                 deleted_values,
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^ help: try ignoring the field: `deleted_values: _`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `driver`
[INFO] [stdout]   --> src/directive.rs:29:38
[INFO] [stdout]    |
[INFO] [stdout] 29 |         let closure = Box::new(move |driver: &mut Driver<'lt, Pinned>| {
[INFO] [stdout]    |                                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_driver`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `deleted_values`
[INFO] [stdout]   --> src/directive.rs:54:17
[INFO] [stdout]    |
[INFO] [stdout] 54 |                 deleted_values,
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^ help: try ignoring the field: `deleted_values: _`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `driver`
[INFO] [stdout]   --> src/directive.rs:29:38
[INFO] [stdout]    |
[INFO] [stdout] 29 |         let closure = Box::new(move |driver: &mut Driver<'lt, Pinned>| {
[INFO] [stdout]    |                                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_driver`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `known_values` and `known_values_mut` are never used
[INFO] [stdout]   --> src/driver.rs:40:19
[INFO] [stdout]    |
[INFO] [stdout] 35 | impl<'lt, S: PinStatus> Driver<'lt, S> {
[INFO] [stdout]    | -------------------------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 40 |     pub(crate) fn known_values(&self) -> &HashSet<usize> {
[INFO] [stdout]    |                   ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 44 |     pub(crate) fn known_values_mut(&mut self) -> &mut HashSet<usize> {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `known_values` and `known_values_mut` are never used
[INFO] [stdout]   --> src/driver.rs:40:19
[INFO] [stdout]    |
[INFO] [stdout] 35 | impl<'lt, S: PinStatus> Driver<'lt, S> {
[INFO] [stdout]    | -------------------------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 40 |     pub(crate) fn known_values(&self) -> &HashSet<usize> {
[INFO] [stdout]    |                   ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 44 |     pub(crate) fn known_values_mut(&mut self) -> &mut HashSet<usize> {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.75s
[INFO] running `Command { std: "docker" "inspect" "ef8883d67c8b52e08c6922aca859c28c3469ebca7c3e0c7636cea96c2271427d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef8883d67c8b52e08c6922aca859c28c3469ebca7c3e0c7636cea96c2271427d", kill_on_drop: false }`
[INFO] [stdout] ef8883d67c8b52e08c6922aca859c28c3469ebca7c3e0c7636cea96c2271427d
