[INFO] fetching crate breadthread 0.1.4...
[INFO] checking breadthread-0.1.4 against try#8d0c454bea9d9cc2cc7e288388f3b7d1da19c04f for pr-114559
[INFO] extracting crate breadthread 0.1.4 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate breadthread 0.1.4 on toolchain 8d0c454bea9d9cc2cc7e288388f3b7d1da19c04f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8d0c454bea9d9cc2cc7e288388f3b7d1da19c04f" "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-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8d0c454bea9d9cc2cc7e288388f3b7d1da19c04f" "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" "+8d0c454bea9d9cc2cc7e288388f3b7d1da19c04f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:5c16f4e6c37141f9fef0bc86f7a492d732943053e42aab8461035881e3f53823" "/opt/rustwide/cargo-home/bin/cargo" "+8d0c454bea9d9cc2cc7e288388f3b7d1da19c04f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7b82bc8b82014999e8c8aa93b1c99e03f80d3cffe4725b60844be6e5190ff183
[INFO] running `Command { std: "docker" "start" "-a" "7b82bc8b82014999e8c8aa93b1c99e03f80d3cffe4725b60844be6e5190ff183", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7b82bc8b82014999e8c8aa93b1c99e03f80d3cffe4725b60844be6e5190ff183", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b82bc8b82014999e8c8aa93b1c99e03f80d3cffe4725b60844be6e5190ff183", kill_on_drop: false }`
[INFO] [stdout] 7b82bc8b82014999e8c8aa93b1c99e03f80d3cffe4725b60844be6e5190ff183
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:5c16f4e6c37141f9fef0bc86f7a492d732943053e42aab8461035881e3f53823" "/opt/rustwide/cargo-home/bin/cargo" "+8d0c454bea9d9cc2cc7e288388f3b7d1da19c04f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b059497e3741bed56024f15462a907e033f5a22f807398d11f8f8b586fbd1bc4
[INFO] running `Command { std: "docker" "start" "-a" "b059497e3741bed56024f15462a907e033f5a22f807398d11f8f8b586fbd1bc4", kill_on_drop: false }`
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling proc-macro-hack v0.5.20+deprecated
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling getrandom v0.2.10
[INFO] [stderr]    Compiling syn v2.0.28
[INFO] [stderr]    Compiling ahash v0.7.6
[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 hashbrown v0.12.3
[INFO] [stderr]     Checking parking v2.1.0
[INFO] [stderr]     Checking bytemuck v1.13.1
[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: 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: 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: 3 warnings emitted
[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] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.69s
[INFO] running `Command { std: "docker" "inspect" "b059497e3741bed56024f15462a907e033f5a22f807398d11f8f8b586fbd1bc4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b059497e3741bed56024f15462a907e033f5a22f807398d11f8f8b586fbd1bc4", kill_on_drop: false }`
[INFO] [stdout] b059497e3741bed56024f15462a907e033f5a22f807398d11f8f8b586fbd1bc4
