[INFO] fetching crate adlib 0.1.1...
[INFO] testing adlib-0.1.1 against 1.69.0 for beta-1.70-1
[INFO] extracting crate adlib 0.1.1 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate adlib 0.1.1 on toolchain 1.69.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate adlib 0.1.1
[INFO] finished tweaking crates.io crate adlib 0.1.1
[INFO] tweaked toml for crates.io crate adlib 0.1.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" __CARGO_TEST_CHANNEL_OVERRIDE_DO_NOT_USE_THIS="nightly" "/workspace/cargo-home/bin/cargo" "+1.69.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded async-stream v0.3.5
[INFO] [stderr]   Downloaded async-stream-impl v0.3.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5856f26f48e1fc04e1d9dc57a2b4f326efd4874e6d7df36bfec7762105886145
[INFO] running `Command { std: "docker" "start" "-a" "5856f26f48e1fc04e1d9dc57a2b4f326efd4874e6d7df36bfec7762105886145", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5856f26f48e1fc04e1d9dc57a2b4f326efd4874e6d7df36bfec7762105886145", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5856f26f48e1fc04e1d9dc57a2b4f326efd4874e6d7df36bfec7762105886145", kill_on_drop: false }`
[INFO] [stdout] 5856f26f48e1fc04e1d9dc57a2b4f326efd4874e6d7df36bfec7762105886145
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 587e8c30d668ce12b6f23c84a64702eca9efb1e0670923b110d9b703a983ab55
[INFO] running `Command { std: "docker" "start" "-a" "587e8c30d668ce12b6f23c84a64702eca9efb1e0670923b110d9b703a983ab55", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.15
[INFO] [stderr]    Compiling async-stream-impl v0.3.5
[INFO] [stderr]    Compiling async-stream v0.3.5
[INFO] [stderr]    Compiling adlib v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/pipe.rs:10:35
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub fn plug<'a>(&'a mut self, mut plug: P) -> &'a mut Self {
[INFO] [stdout]    |                                   ----^^^^
[INFO] [stdout]    |                                   |
[INFO] [stdout]    |                                   help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `source` and `sink` are never read
[INFO] [stdout]  --> src/pipe.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Pipe<P, IN, OUT> {
[INFO] [stdout]   |            ---- fields in this struct
[INFO] [stdout] 4 |     plugs: Vec<P>,
[INFO] [stdout] 5 |     source: IN,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 6 |     sink: OUT,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `prev` is never read
[INFO] [stdout]   --> src/plug.rs:10:16
[INFO] [stdout]    |
[INFO] [stdout] 9  | pub struct Blank<'a> {
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] 10 |     pub(crate) prev: &'a dyn Stream<Item = PipeMessage>,
[INFO] [stdout]    |                ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.25s
[INFO] running `Command { std: "docker" "inspect" "587e8c30d668ce12b6f23c84a64702eca9efb1e0670923b110d9b703a983ab55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "587e8c30d668ce12b6f23c84a64702eca9efb1e0670923b110d9b703a983ab55", kill_on_drop: false }`
[INFO] [stdout] 587e8c30d668ce12b6f23c84a64702eca9efb1e0670923b110d9b703a983ab55
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 026e760ad9f2dcd3232abcd89a48f180141c5d32969366bc6b92543d9c865145
[INFO] running `Command { std: "docker" "start" "-a" "026e760ad9f2dcd3232abcd89a48f180141c5d32969366bc6b92543d9c865145", kill_on_drop: false }`
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/pipe.rs:10:35
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub fn plug<'a>(&'a mut self, mut plug: P) -> &'a mut Self {
[INFO] [stdout]    |                                   ----^^^^
[INFO] [stdout]    |                                   |
[INFO] [stdout]    |                                   help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `source` and `sink` are never read
[INFO] [stdout]  --> src/pipe.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Pipe<P, IN, OUT> {
[INFO] [stdout]   |            ---- fields in this struct
[INFO] [stdout] 4 |     plugs: Vec<P>,
[INFO] [stdout] 5 |     source: IN,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 6 |     sink: OUT,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `prev` is never read
[INFO] [stdout]   --> src/plug.rs:10:16
[INFO] [stdout]    |
[INFO] [stdout] 9  | pub struct Blank<'a> {
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] 10 |     pub(crate) prev: &'a dyn Stream<Item = PipeMessage>,
[INFO] [stdout]    |                ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling adlib v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/pipe.rs:10:35
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub fn plug<'a>(&'a mut self, mut plug: P) -> &'a mut Self {
[INFO] [stdout]    |                                   ----^^^^
[INFO] [stdout]    |                                   |
[INFO] [stdout]    |                                   help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `source` and `sink` are never read
[INFO] [stdout]  --> src/pipe.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Pipe<P, IN, OUT> {
[INFO] [stdout]   |            ---- fields in this struct
[INFO] [stdout] 4 |     plugs: Vec<P>,
[INFO] [stdout] 5 |     source: IN,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 6 |     sink: OUT,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `prev` is never read
[INFO] [stdout]   --> src/plug.rs:10:16
[INFO] [stdout]    |
[INFO] [stdout] 9  | pub struct Blank<'a> {
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] 10 |     pub(crate) prev: &'a dyn Stream<Item = PipeMessage>,
[INFO] [stdout]    |                ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.22s
[INFO] running `Command { std: "docker" "inspect" "026e760ad9f2dcd3232abcd89a48f180141c5d32969366bc6b92543d9c865145", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "026e760ad9f2dcd3232abcd89a48f180141c5d32969366bc6b92543d9c865145", kill_on_drop: false }`
[INFO] [stdout] 026e760ad9f2dcd3232abcd89a48f180141c5d32969366bc6b92543d9c865145
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9d3ccea9ab0a93e2cc2b551656717eb289e07d65a9648a24df2fd39a5803cc83
[INFO] running `Command { std: "docker" "start" "-a" "9d3ccea9ab0a93e2cc2b551656717eb289e07d65a9648a24df2fd39a5803cc83", kill_on_drop: false }`
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/pipe.rs:10:35
[INFO] [stderr]    |
[INFO] [stderr] 10 |     pub fn plug<'a>(&'a mut self, mut plug: P) -> &'a mut Self {
[INFO] [stderr]    |                                   ----^^^^
[INFO] [stderr]    |                                   |
[INFO] [stderr]    |                                   help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: fields `source` and `sink` are never read
[INFO] [stderr]  --> src/pipe.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub struct Pipe<P, IN, OUT> {
[INFO] [stderr]   |            ---- fields in this struct
[INFO] [stderr] 4 |     plugs: Vec<P>,
[INFO] [stderr] 5 |     source: IN,
[INFO] [stderr]   |     ^^^^^^
[INFO] [stderr] 6 |     sink: OUT,
[INFO] [stderr]   |     ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `prev` is never read
[INFO] [stderr]   --> src/plug.rs:10:16
[INFO] [stderr]    |
[INFO] [stderr] 9  | pub struct Blank<'a> {
[INFO] [stderr]    |            ----- field in this struct
[INFO] [stderr] 10 |     pub(crate) prev: &'a dyn Stream<Item = PipeMessage>,
[INFO] [stderr]    |                ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `adlib` (lib) generated 3 warnings (run `cargo fix --lib -p adlib` to apply 1 suggestion)
[INFO] [stderr] warning: `adlib` (lib test) generated 3 warnings (3 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/adlib-fc140b4626baf849)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests adlib
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9d3ccea9ab0a93e2cc2b551656717eb289e07d65a9648a24df2fd39a5803cc83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d3ccea9ab0a93e2cc2b551656717eb289e07d65a9648a24df2fd39a5803cc83", kill_on_drop: false }`
[INFO] [stdout] 9d3ccea9ab0a93e2cc2b551656717eb289e07d65a9648a24df2fd39a5803cc83
