[INFO] cloning repository https://github.com/sombralibre/task-flow
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sombralibre/task-flow" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsombralibre%2Ftask-flow", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsombralibre%2Ftask-flow'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 76dcefd56a0b00bf37b42da37fd9cfce0598c705
[INFO] testing sombralibre/task-flow against master#ec6f9a5b4413f74386267ef8efc93712c2ce6db6 for pr-155739
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsombralibre%2Ftask-flow" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/sombralibre/task-flow
[INFO] finished tweaking git repo https://github.com/sombralibre/task-flow
[INFO] tweaked toml for git repo https://github.com/sombralibre/task-flow written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/sombralibre/task-flow on toolchain ec6f9a5b4413f74386267ef8efc93712c2ce6db6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/sombralibre/task-flow already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 1 package to latest compatible version
[INFO] [stderr]       Adding trait-variant v0.1.2
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded trait-variant v0.1.2
[INFO] [stderr]   Downloaded cc v1.1.12
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7e147cd71ddc3523d35d71397c37a837adece81f96a3a33f934ede20bbe6a2bc
[INFO] running `Command { std: "docker" "start" "-a" "7e147cd71ddc3523d35d71397c37a837adece81f96a3a33f934ede20bbe6a2bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7e147cd71ddc3523d35d71397c37a837adece81f96a3a33f934ede20bbe6a2bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e147cd71ddc3523d35d71397c37a837adece81f96a3a33f934ede20bbe6a2bc", kill_on_drop: false }`
[INFO] [stdout] 7e147cd71ddc3523d35d71397c37a837adece81f96a3a33f934ede20bbe6a2bc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a010f1e13f985dd8562ef2e930942b07310ab1954f5e25030208558e54fe14fd
[INFO] running `Command { std: "docker" "start" "-a" "a010f1e13f985dd8562ef2e930942b07310ab1954f5e25030208558e54fe14fd", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]    Compiling bytes v1.7.1
[INFO] [stderr]    Compiling syn v2.0.74
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling mio v1.0.2
[INFO] [stderr]    Compiling socket2 v0.5.7
[INFO] [stderr]    Compiling signal-hook-registry v1.4.2
[INFO] [stderr]    Compiling parking_lot v0.12.3
[INFO] [stderr]    Compiling tokio-macros v2.4.0
[INFO] [stderr]    Compiling trait-variant v0.1.2
[INFO] [stderr]    Compiling tokio v1.39.2
[INFO] [stderr]    Compiling tokio-stream v0.1.15
[INFO] [stderr]    Compiling task-flow v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.61s
[INFO] running `Command { std: "docker" "inspect" "a010f1e13f985dd8562ef2e930942b07310ab1954f5e25030208558e54fe14fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a010f1e13f985dd8562ef2e930942b07310ab1954f5e25030208558e54fe14fd", kill_on_drop: false }`
[INFO] [stdout] a010f1e13f985dd8562ef2e930942b07310ab1954f5e25030208558e54fe14fd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f582bcc584e62beb284fe69fe5cef8b09d7613b2b74970246c038e4c4ce87b4b
[INFO] running `Command { std: "docker" "start" "-a" "f582bcc584e62beb284fe69fe5cef8b09d7613b2b74970246c038e4c4ce87b4b", kill_on_drop: false }`
[INFO] [stderr]    Compiling task-flow v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `Command { std: "docker" "inspect" "f582bcc584e62beb284fe69fe5cef8b09d7613b2b74970246c038e4c4ce87b4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f582bcc584e62beb284fe69fe5cef8b09d7613b2b74970246c038e4c4ce87b4b", kill_on_drop: false }`
[INFO] [stdout] f582bcc584e62beb284fe69fe5cef8b09d7613b2b74970246c038e4c4ce87b4b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ac146a8a9d5a03e10637e7393928767995bd0201fd9e29548bdf61e07aac288c
[INFO] running `Command { std: "docker" "start" "-a" "ac146a8a9d5a03e10637e7393928767995bd0201fd9e29548bdf61e07aac288c", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/task_flow-85102d954beae588)
[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 task_flow
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/pipe.rs - pipe::LocalConduit (line 7) ... FAILED
[INFO] [stdout] test src/pipe.rs - pipe::Conduit (line 7) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/pipe.rs - pipe::LocalConduit (line 7) stdout ----
[INFO] [stdout] error[E0405]: cannot find trait `Conduit` in this scope
[INFO] [stdout]   --> src/pipe.rs:19:6
[INFO] [stdout]    |
[INFO] [stdout] 19 | impl Conduit for SenderWrapper<UnboundedSender<usize>> {
[INFO] [stdout]    |      ^^^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this trait
[INFO] [stdout]    |
[INFO] [stdout]  7 + use task_flow::Conduit;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find type `SendError` in this scope
[INFO] [stdout]   --> src/pipe.rs:21:17
[INFO] [stdout]    |
[INFO] [stdout] 21 |    type Error = SendError<Self::Item>;
[INFO] [stdout]    |                 ^^^^^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing one of these structs
[INFO] [stdout]    |
[INFO] [stdout]  7 + use std::sync::mpsc::SendError;
[INFO] [stdout]    |
[INFO] [stdout]  7 + use tokio::sync::broadcast::error::SendError;
[INFO] [stdout]    |
[INFO] [stdout]  7 + use tokio::sync::mpsc::error::SendError;
[INFO] [stdout]    |
[INFO] [stdout]  7 + use tokio::sync::watch::error::SendError;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0405, E0425.
[INFO] [stdout] For more information about an error, try `rustc --explain E0405`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/pipe.rs - pipe::Conduit (line 7) stdout ----
[INFO] [stdout] error[E0405]: cannot find trait `Conduit` in this scope
[INFO] [stdout]   --> src/pipe.rs:19:6
[INFO] [stdout]    |
[INFO] [stdout] 19 | impl Conduit for SenderWrapper<UnboundedSender<usize>> {
[INFO] [stdout]    |      ^^^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this trait
[INFO] [stdout]    |
[INFO] [stdout]  7 + use task_flow::Conduit;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find type `SendError` in this scope
[INFO] [stdout]   --> src/pipe.rs:21:17
[INFO] [stdout]    |
[INFO] [stdout] 21 |    type Error = SendError<Self::Item>;
[INFO] [stdout]    |                 ^^^^^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing one of these structs
[INFO] [stdout]    |
[INFO] [stdout]  7 + use std::sync::mpsc::SendError;
[INFO] [stdout]    |
[INFO] [stdout]  7 + use tokio::sync::broadcast::error::SendError;
[INFO] [stdout]    |
[INFO] [stdout]  7 + use tokio::sync::mpsc::error::SendError;
[INFO] [stdout]    |
[INFO] [stdout]  7 + use tokio::sync::watch::error::SendError;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0405, E0425.
[INFO] [stdout] For more information about an error, try `rustc --explain E0405`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/pipe.rs - pipe::Conduit (line 7)
[INFO] [stdout]     src/pipe.rs - pipe::LocalConduit (line 7)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.23s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "ac146a8a9d5a03e10637e7393928767995bd0201fd9e29548bdf61e07aac288c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac146a8a9d5a03e10637e7393928767995bd0201fd9e29548bdf61e07aac288c", kill_on_drop: false }`
[INFO] [stdout] ac146a8a9d5a03e10637e7393928767995bd0201fd9e29548bdf61e07aac288c
