[INFO] fetching crate signal-future 0.1.1...
[INFO] testing signal-future-0.1.1 against 1.75.0 for beta-1.76-1
[INFO] extracting crate signal-future 0.1.1 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate signal-future 0.1.1 on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate signal-future 0.1.1
[INFO] finished tweaking crates.io crate signal-future 0.1.1
[INFO] tweaked toml for crates.io crate signal-future 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" "/workspace/cargo-home/bin/cargo" "+1.75.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cda9ddce7c6c8238703e9affefadad226a9d4c3d13534581b5d04a81e8926c7b
[INFO] running `Command { std: "docker" "start" "-a" "cda9ddce7c6c8238703e9affefadad226a9d4c3d13534581b5d04a81e8926c7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cda9ddce7c6c8238703e9affefadad226a9d4c3d13534581b5d04a81e8926c7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cda9ddce7c6c8238703e9affefadad226a9d4c3d13534581b5d04a81e8926c7b", kill_on_drop: false }`
[INFO] [stdout] cda9ddce7c6c8238703e9affefadad226a9d4c3d13534581b5d04a81e8926c7b
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d15cedf5f46578f12f17a61e504b3e6dcb0c73b5792e5b1dc2c12b0408644d16
[INFO] running `Command { std: "docker" "start" "-a" "d15cedf5f46578f12f17a61e504b3e6dcb0c73b5792e5b1dc2c12b0408644d16", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]    Compiling parking_lot_core v0.9.9
[INFO] [stderr]    Compiling smallvec v1.11.2
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling signal-future v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.34s
[INFO] running `Command { std: "docker" "inspect" "d15cedf5f46578f12f17a61e504b3e6dcb0c73b5792e5b1dc2c12b0408644d16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d15cedf5f46578f12f17a61e504b3e6dcb0c73b5792e5b1dc2c12b0408644d16", kill_on_drop: false }`
[INFO] [stdout] d15cedf5f46578f12f17a61e504b3e6dcb0c73b5792e5b1dc2c12b0408644d16
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a779e97ff4ce2ba79798d4297a96b06aab5d016ab16aa299db53d2679d8d5809
[INFO] running `Command { std: "docker" "start" "-a" "a779e97ff4ce2ba79798d4297a96b06aab5d016ab16aa299db53d2679d8d5809", kill_on_drop: false }`
[INFO] [stderr]    Compiling signal-future v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `Command { std: "docker" "inspect" "a779e97ff4ce2ba79798d4297a96b06aab5d016ab16aa299db53d2679d8d5809", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a779e97ff4ce2ba79798d4297a96b06aab5d016ab16aa299db53d2679d8d5809", kill_on_drop: false }`
[INFO] [stdout] a779e97ff4ce2ba79798d4297a96b06aab5d016ab16aa299db53d2679d8d5809
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 39deb4d6f0168c520fcb72d19398f02ede9f91f7c7d69db9ba94b3901721252d
[INFO] running `Command { std: "docker" "start" "-a" "39deb4d6f0168c520fcb72d19398f02ede9f91f7c7d69db9ba94b3901721252d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/signal_future-19a7d4948cebc39e)
[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 signal-future
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - SignalFuture (line 33) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - SignalFuture (line 33) stdout ----
[INFO] [stdout] error[E0412]: cannot find type `File` in this scope
[INFO] [stdout]  --> src/lib.rs:34:28
[INFO] [stdout]   |
[INFO] [stdout] 3 | struct DelayedWriter { fd: File, pending: Mutex<Vec<(u64, Vec<u8>, SignalFutureController)>> }
[INFO] [stdout]   |                            ^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 + use std::fs::File;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Mutex` in this scope
[INFO] [stdout]  --> src/lib.rs:34:43
[INFO] [stdout]   |
[INFO] [stdout] 3 | struct DelayedWriter { fd: File, pending: Mutex<Vec<(u64, Vec<u8>, SignalFutureController)>> }
[INFO] [stdout]   |                                           ^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]   |
[INFO] [stdout] 2 + use parking_lot::Mutex;
[INFO] [stdout]   |
[INFO] [stdout] 2 + use std::sync::Mutex;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `SignalFutureController` in this scope
[INFO] [stdout]  --> src/lib.rs:34:68
[INFO] [stdout]   |
[INFO] [stdout] 3 | struct DelayedWriter { fd: File, pending: Mutex<Vec<(u64, Vec<u8>, SignalFutureController)>> }
[INFO] [stdout]   |                                                                    ^^^^^^^^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 + use signal_future::SignalFutureController;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `SignalFuture`
[INFO] [stdout]  --> src/lib.rs:37:26
[INFO] [stdout]   |
[INFO] [stdout] 6 |     let (fut, fut_ctl) = SignalFuture::new();
[INFO] [stdout]   |                          ^^^^^^^^^^^^ use of undeclared type `SignalFuture`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 + use signal_future::SignalFuture;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `sleep` in this scope
[INFO] [stdout]   --> src/lib.rs:43:7
[INFO] [stdout]    |
[INFO] [stdout] 12 |       sleep(Duration::from_millis(500));
[INFO] [stdout]    |       ^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this function
[INFO] [stdout]    |
[INFO] [stdout] 2  + use std::thread::sleep;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Duration`
[INFO] [stdout]   --> src/lib.rs:43:13
[INFO] [stdout]    |
[INFO] [stdout] 12 |       sleep(Duration::from_millis(500));
[INFO] [stdout]    |             ^^^^^^^^ use of undeclared type `Duration`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]    |
[INFO] [stdout] 2  + use core::time::Duration;
[INFO] [stdout]    |
[INFO] [stdout] 2  + use std::time::Duration;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 6 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0412, E0425, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0412`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - SignalFuture (line 33)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.07s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "39deb4d6f0168c520fcb72d19398f02ede9f91f7c7d69db9ba94b3901721252d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39deb4d6f0168c520fcb72d19398f02ede9f91f7c7d69db9ba94b3901721252d", kill_on_drop: false }`
[INFO] [stdout] 39deb4d6f0168c520fcb72d19398f02ede9f91f7c7d69db9ba94b3901721252d
