[INFO] fetching crate channel_pipes 0.2.0...
[INFO] testing channel_pipes-0.2.0 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate channel_pipes 0.2.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate channel_pipes 0.2.0
[INFO] finished tweaking crates.io crate channel_pipes 0.2.0
[INFO] tweaked toml for crates.io crate channel_pipes 0.2.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate channel_pipes 0.2.0 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 19 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 56087f77c93d1aafa1ef3503832c0f5ee92f56c9a90f32ee5dc5404f48f6118a
[INFO] running `Command { std: "docker" "start" "-a" "56087f77c93d1aafa1ef3503832c0f5ee92f56c9a90f32ee5dc5404f48f6118a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "56087f77c93d1aafa1ef3503832c0f5ee92f56c9a90f32ee5dc5404f48f6118a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56087f77c93d1aafa1ef3503832c0f5ee92f56c9a90f32ee5dc5404f48f6118a", kill_on_drop: false }`
[INFO] [stdout] 56087f77c93d1aafa1ef3503832c0f5ee92f56c9a90f32ee5dc5404f48f6118a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b782160324638c87815e5789f83c45f00fd24ef8072c147a374a55649c35ece8
[INFO] running `Command { std: "docker" "start" "-a" "b782160324638c87815e5789f83c45f00fd24ef8072c147a374a55649c35ece8", kill_on_drop: false }`
[INFO] [stderr]    Compiling dyn-clonable-impl v0.9.2
[INFO] [stderr]    Compiling dyn-clonable v0.9.2
[INFO] [stderr]    Compiling channel_pipes v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait `IntoPiped` is never used
[INFO] [stdout]   --> src/lib.rs:56:7
[INFO] [stdout]    |
[INFO] [stdout] 56 | trait IntoPiped<T, S, V>
[INFO] [stdout]    |       ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `IdentityPipelineStage` is never constructed
[INFO] [stdout]   --> src/pipeline.rs:42:12
[INFO] [stdout]    |
[INFO] [stdout] 42 | pub struct IdentityPipelineStage<T> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/pipeline.rs:47:12
[INFO] [stdout]    |
[INFO] [stdout] 46 | impl<T> IdentityPipelineStage<T> {
[INFO] [stdout]    | -------------------------------- associated function in this implementation
[INFO] [stdout] 47 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `Command { std: "docker" "inspect" "b782160324638c87815e5789f83c45f00fd24ef8072c147a374a55649c35ece8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b782160324638c87815e5789f83c45f00fd24ef8072c147a374a55649c35ece8", kill_on_drop: false }`
[INFO] [stdout] b782160324638c87815e5789f83c45f00fd24ef8072c147a374a55649c35ece8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0faf5d5f53f99c9e20c5064f68f13842c15a6375f3af59193418b7aa64c029f5
[INFO] running `Command { std: "docker" "start" "-a" "0faf5d5f53f99c9e20c5064f68f13842c15a6375f3af59193418b7aa64c029f5", kill_on_drop: false }`
[INFO] [stdout] warning: trait `IntoPiped` is never used
[INFO] [stdout]   --> src/lib.rs:56:7
[INFO] [stdout]    |
[INFO] [stdout] 56 | trait IntoPiped<T, S, V>
[INFO] [stdout]    |       ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `IdentityPipelineStage` is never constructed
[INFO] [stdout]   --> src/pipeline.rs:42:12
[INFO] [stdout]    |
[INFO] [stdout] 42 | pub struct IdentityPipelineStage<T> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/pipeline.rs:47:12
[INFO] [stdout]    |
[INFO] [stdout] 46 | impl<T> IdentityPipelineStage<T> {
[INFO] [stdout]    | -------------------------------- associated function in this implementation
[INFO] [stdout] 47 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling channel_pipes v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `Command { std: "docker" "inspect" "0faf5d5f53f99c9e20c5064f68f13842c15a6375f3af59193418b7aa64c029f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0faf5d5f53f99c9e20c5064f68f13842c15a6375f3af59193418b7aa64c029f5", kill_on_drop: false }`
[INFO] [stdout] 0faf5d5f53f99c9e20c5064f68f13842c15a6375f3af59193418b7aa64c029f5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1a6345abbf2cae4121137e1184c1373c0bf638729caf91faef4b2a40a3e38c9f
[INFO] running `Command { std: "docker" "start" "-a" "1a6345abbf2cae4121137e1184c1373c0bf638729caf91faef4b2a40a3e38c9f", kill_on_drop: false }`
[INFO] [stderr] warning: trait `IntoPiped` is never used
[INFO] [stderr]   --> src/lib.rs:56:7
[INFO] [stderr]    |
[INFO] [stderr] 56 | trait IntoPiped<T, S, V>
[INFO] [stderr]    |       ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct `IdentityPipelineStage` is never constructed
[INFO] [stderr]   --> src/pipeline.rs:42:12
[INFO] [stderr]    |
[INFO] [stderr] 42 | pub struct IdentityPipelineStage<T> {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `new` is never used
[INFO] [stderr]   --> src/pipeline.rs:47:12
[INFO] [stderr]    |
[INFO] [stderr] 46 | impl<T> IdentityPipelineStage<T> {
[INFO] [stderr]    | -------------------------------- associated function in this implementation
[INFO] [stderr] 47 |     pub fn new() -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `channel_pipes` (lib) generated 3 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/channel_pipes-7f814ffc296d692b)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test implementations::crossbeam::tests::pipe_is_correctly_created ... ok
[INFO] [stdout] test operators::distinct_until_changed::tests::stage_holds_state_when_cloned ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests channel_pipes
[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" "1a6345abbf2cae4121137e1184c1373c0bf638729caf91faef4b2a40a3e38c9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a6345abbf2cae4121137e1184c1373c0bf638729caf91faef4b2a40a3e38c9f", kill_on_drop: false }`
[INFO] [stdout] 1a6345abbf2cae4121137e1184c1373c0bf638729caf91faef4b2a40a3e38c9f