[INFO] fetching crate sosistab2 0.10.21...
[INFO] checking sosistab2-0.10.21 against try#81ab7f2139295590561adbe6d5b0aaa2feff765f for pr-146470-3
[INFO] extracting crate sosistab2 0.10.21 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate sosistab2 0.10.21
[INFO] finished tweaking crates.io crate sosistab2 0.10.21
[INFO] tweaked toml for crates.io crate sosistab2 0.10.21 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate sosistab2 0.10.21 on toolchain 81ab7f2139295590561adbe6d5b0aaa2feff765f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+81ab7f2139295590561adbe6d5b0aaa2feff765f" "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" "+81ab7f2139295590561adbe6d5b0aaa2feff765f" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+81ab7f2139295590561adbe6d5b0aaa2feff765f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+81ab7f2139295590561adbe6d5b0aaa2feff765f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "d031597093e37a33d91b9e8e3081cd093e12e44eda21b8b7921c8ecf0abaa0b5", kill_on_drop: false }`
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[INFO] [stdout] warning: method `delivery_rate` is never used
[INFO] [stdout]    --> src/multiplex/stream/inflight/mod.rs:206:12
[INFO] [stdout]     |
[INFO] [stdout]  37 | impl Inflight {
[INFO] [stdout]     | ------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 206 |     pub fn delivery_rate(&self) -> f64 {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `delivered_time` is never used
[INFO] [stdout]    --> src/multiplex/stream/inflight/rtt_calc.rs:106:12
[INFO] [stdout]     |
[INFO] [stdout]  78 | impl BwCalculator {
[INFO] [stdout]     | ----------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 106 |     pub fn delivered_time(&self) -> Instant {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `MyFutureExt` is never used
[INFO] [stdout]   --> src/utilities/mod.rs:11:18
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub(crate) trait MyFutureExt: Future + Sized {
[INFO] [stdout]    |                  ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PendingUnless` is never constructed
[INFO] [stdout]   --> src/utilities/mod.rs:21:19
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub(crate) struct PendingUnless<T: Future> {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `InfallibleExt` is never used
[INFO] [stdout]  --> src/utilities/infallible.rs:6:11
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub trait InfallibleExt<T, E, F: Future<Output = Result<T, E>>> {
[INFO] [stdout]   |           ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `delivery_rate` is never used
[INFO] [stdout]    --> src/multiplex/stream/inflight/mod.rs:206:12
[INFO] [stdout]     |
[INFO] [stdout]  37 | impl Inflight {
[INFO] [stdout]     | ------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 206 |     pub fn delivery_rate(&self) -> f64 {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `delivered_time` is never used
[INFO] [stdout]    --> src/multiplex/stream/inflight/rtt_calc.rs:106:12
[INFO] [stdout]     |
[INFO] [stdout]  78 | impl BwCalculator {
[INFO] [stdout]     | ----------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 106 |     pub fn delivered_time(&self) -> Instant {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `MyFutureExt` is never used
[INFO] [stdout]   --> src/utilities/mod.rs:11:18
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub(crate) trait MyFutureExt: Future + Sized {
[INFO] [stdout]    |                  ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PendingUnless` is never constructed
[INFO] [stdout]   --> src/utilities/mod.rs:21:19
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub(crate) struct PendingUnless<T: Future> {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `InfallibleExt` is never used
[INFO] [stdout]  --> src/utilities/infallible.rs:6:11
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub trait InfallibleExt<T, E, F: Future<Output = Result<T, E>>> {
[INFO] [stdout]   |           ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [optimized + debuginfo] target(s) in 59.78s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: x25519-dalek v1.1.1
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "92f0a444be16712d010bef375be3d4acc17bdb9657c7c19aa2544240e1daa077", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92f0a444be16712d010bef375be3d4acc17bdb9657c7c19aa2544240e1daa077", kill_on_drop: false }`
[INFO] [stdout] 92f0a444be16712d010bef375be3d4acc17bdb9657c7c19aa2544240e1daa077
