[INFO] fetching crate async-read-progress 0.2.0...
[INFO] testing async-read-progress-0.2.0 against 1.99.0-beta.1+cargoflags=--release for beta-release-1.99-2
[INFO] extracting crate async-read-progress 0.2.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate async-read-progress 0.2.0
[INFO] finished tweaking crates.io crate async-read-progress 0.2.0
[INFO] tweaked toml for crates.io crate async-read-progress 0.2.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate async-read-progress 0.2.0 on toolchain 1.99.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.1" "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" "+1.99.0-beta.1" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 23 packages to highest compatible versions
[INFO] [stderr]       Adding tokio-util v0.6.10 (available: v0.7.19)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 1cde0275777bf890ddc7043786775d1c6e4473cf16c108d22daf6a5434d13ce4
[INFO] running `Command { std: "docker" "start" "1cde0275777bf890ddc7043786775d1c6e4473cf16c108d22daf6a5434d13ce4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1cde0275777bf890ddc7043786775d1c6e4473cf16c108d22daf6a5434d13ce4", 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" "1cde0275777bf890ddc7043786775d1c6e4473cf16c108d22daf6a5434d13ce4" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1cde0275777bf890ddc7043786775d1c6e4473cf16c108d22daf6a5434d13ce4", 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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "1cde0275777bf890ddc7043786775d1c6e4473cf16c108d22daf6a5434d13ce4" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.1" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-io v0.3.34
[INFO] [stderr]    Compiling syn v3.0.4
[INFO] [stderr]    Compiling tokio-macros v2.7.2
[INFO] [stderr]    Compiling tokio v1.53.1
[INFO] [stderr]    Compiling async-read-progress v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/lib.rs:64:13
[INFO] [stdout]    |
[INFO] [stdout] 64 |         let mut state = self.as_mut().state();
[INFO] [stdout]    |             ----^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 11.13s
[INFO] running `Command { std: "docker" "inspect" "1cde0275777bf890ddc7043786775d1c6e4473cf16c108d22daf6a5434d13ce4", 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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "1cde0275777bf890ddc7043786775d1c6e4473cf16c108d22daf6a5434d13ce4" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.1" "test" "--frozen" "--no-run" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-core v0.3.34
[INFO] [stderr]    Compiling futures-sink v0.3.34
[INFO] [stderr]    Compiling slab v0.4.12
[INFO] [stderr]    Compiling futures-task v0.3.34
[INFO] [stderr]    Compiling log v0.4.34
[INFO] [stderr]    Compiling futures-macro v0.3.34
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/lib.rs:64:13
[INFO] [stdout]    |
[INFO] [stdout] 64 |         let mut state = self.as_mut().state();
[INFO] [stdout]    |             ----^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling futures-channel v0.3.34
[INFO] [stderr]    Compiling tokio-util v0.6.10
[INFO] [stderr]    Compiling tokio-stream v0.1.19
[INFO] [stderr]    Compiling futures-util v0.3.34
[INFO] [stderr]    Compiling futures-executor v0.3.34
[INFO] [stderr]    Compiling futures v0.3.34
[INFO] [stderr]    Compiling async-read-progress v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/lib.rs:64:13
[INFO] [stdout]    |
[INFO] [stdout] 64 |         let mut state = self.as_mut().state();
[INFO] [stdout]    |             ----^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 7.14s
[INFO] running `Command { std: "docker" "inspect" "1cde0275777bf890ddc7043786775d1c6e4473cf16c108d22daf6a5434d13ce4", 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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "1cde0275777bf890ddc7043786775d1c6e4473cf16c108d22daf6a5434d13ce4" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.1" "test" "--frozen" "--release", kill_on_drop: false }`
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/lib.rs:64:13
[INFO] [stderr]    |
[INFO] [stderr] 64 |         let mut state = self.as_mut().state();
[INFO] [stderr]    |             ----^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `async-read-progress` (lib) generated 1 warning (run `cargo fix --lib -p async-read-progress` to apply 1 suggestion)
[INFO] [stderr] warning: `async-read-progress` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/release/deps/async_read_progress-dbc6739eccb64b7d)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test for_tokio::works_with_tokios_async_read ... ok
[INFO] [stdout] test for_tokio::does_delays_and_stuff_real_good ... ok
[INFO] [stderr]    Doc-tests async_read_progress
[INFO] [stdout] test for_tokio::does_delays_and_stuff ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.11s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 7) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.28s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1cde0275777bf890ddc7043786775d1c6e4473cf16c108d22daf6a5434d13ce4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1cde0275777bf890ddc7043786775d1c6e4473cf16c108d22daf6a5434d13ce4", kill_on_drop: false }`
[INFO] [stdout] 1cde0275777bf890ddc7043786775d1c6e4473cf16c108d22daf6a5434d13ce4
