[INFO] fetching crate subscriber-rs 0.0.1...
[INFO] testing subscriber-rs-0.0.1 against 1.95.0 for beta-1.96-2
[INFO] extracting crate subscriber-rs 0.0.1 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate subscriber-rs 0.0.1
[INFO] finished tweaking crates.io crate subscriber-rs 0.0.1
[INFO] tweaked toml for crates.io crate subscriber-rs 0.0.1 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate subscriber-rs 0.0.1 on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate subscriber-rs 0.0.1 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" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded parking_lot_core v0.9.2
[INFO] [stderr]   Downloaded quote v1.0.17
[INFO] [stderr]   Downloaded proc-macro2 v1.0.37
[INFO] [stderr]   Downloaded log v0.4.16
[INFO] [stderr]   Downloaded anyhow v1.0.56
[INFO] [stderr]   Downloaded mio v0.8.2
[INFO] [stderr]   Downloaded syn v1.0.91
[INFO] [stderr]   Downloaded libc v0.2.122
[INFO] [stderr]   Downloaded windows_x86_64_msvc v0.34.0
[INFO] [stderr]   Downloaded windows_aarch64_msvc v0.34.0
[INFO] [stderr]   Downloaded windows_i686_msvc v0.34.0
[INFO] [stderr]   Downloaded windows_x86_64_gnu v0.34.0
[INFO] [stderr]   Downloaded windows_i686_gnu v0.34.0
[INFO] [stderr]   Downloaded windows-sys v0.34.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e626e28c37d9d63ff936f0b95dfb2ec1bfa009f7e34c5f3e5806b2eb1edfb433
[INFO] running `Command { std: "docker" "start" "-a" "e626e28c37d9d63ff936f0b95dfb2ec1bfa009f7e34c5f3e5806b2eb1edfb433", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e626e28c37d9d63ff936f0b95dfb2ec1bfa009f7e34c5f3e5806b2eb1edfb433", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e626e28c37d9d63ff936f0b95dfb2ec1bfa009f7e34c5f3e5806b2eb1edfb433", kill_on_drop: false }`
[INFO] [stdout] e626e28c37d9d63ff936f0b95dfb2ec1bfa009f7e34c5f3e5806b2eb1edfb433
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 71f8e336a093563787df67122ce63546230376269f1c840c80913f9b696ce0a3
[INFO] running `Command { std: "docker" "start" "-a" "71f8e336a093563787df67122ce63546230376269f1c840c80913f9b696ce0a3", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.37
[INFO] [stderr]    Compiling libc v0.2.122
[INFO] [stderr]    Compiling syn v1.0.91
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]    Compiling futures-sink v0.3.21
[INFO] [stderr]    Compiling parking_lot_core v0.9.2
[INFO] [stderr]    Compiling log v0.4.16
[INFO] [stderr]    Compiling slab v0.4.6
[INFO] [stderr]    Compiling lock_api v0.4.7
[INFO] [stderr]    Compiling bytes v1.1.0
[INFO] [stderr]    Compiling quote v1.0.17
[INFO] [stderr]    Compiling mio v0.8.2
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling num_cpus v1.13.1
[INFO] [stderr]    Compiling socket2 v0.4.4
[INFO] [stderr]    Compiling parking_lot v0.12.0
[INFO] [stderr]    Compiling futures-macro v0.3.21
[INFO] [stderr]    Compiling tokio-macros v1.7.0
[INFO] [stderr]    Compiling tokio v1.17.0
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]    Compiling futures-executor v0.3.21
[INFO] [stderr]    Compiling futures v0.3.21
[INFO] [stderr]    Compiling subscriber-rs v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 19.66s
[INFO] running `Command { std: "docker" "inspect" "71f8e336a093563787df67122ce63546230376269f1c840c80913f9b696ce0a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71f8e336a093563787df67122ce63546230376269f1c840c80913f9b696ce0a3", kill_on_drop: false }`
[INFO] [stdout] 71f8e336a093563787df67122ce63546230376269f1c840c80913f9b696ce0a3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 514c053a5d7425d101b66cba0224355afbceb1b1a340f0f85aec0b908bc59c28
[INFO] running `Command { std: "docker" "start" "-a" "514c053a5d7425d101b66cba0224355afbceb1b1a340f0f85aec0b908bc59c28", kill_on_drop: false }`
[INFO] [stderr]    Compiling anyhow v1.0.56
[INFO] [stderr]    Compiling subscriber-rs v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::time::Duration`
[INFO] [stdout]  --> examples/simple.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::time::Duration;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `SubscribeHandle`
[INFO] [stdout]  --> examples/simple.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     SubscribeHandle, Subscriber, SubscriberCallback, SubscriberError, SubscriberEvent,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> examples/simple.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 |     let mut server: SubscriberServer<SEventType, SEvent, SubscriberConfig, Sub<SEvent>> =
[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 `test` profile [unoptimized + debuginfo] target(s) in 2.46s
[INFO] running `Command { std: "docker" "inspect" "514c053a5d7425d101b66cba0224355afbceb1b1a340f0f85aec0b908bc59c28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "514c053a5d7425d101b66cba0224355afbceb1b1a340f0f85aec0b908bc59c28", kill_on_drop: false }`
[INFO] [stdout] 514c053a5d7425d101b66cba0224355afbceb1b1a340f0f85aec0b908bc59c28
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b38d605d233ac6395a4d901814c3f029425488353f3e75a092fbce62e1dbf55d
[INFO] running `Command { std: "docker" "start" "-a" "b38d605d233ac6395a4d901814c3f029425488353f3e75a092fbce62e1dbf55d", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `std::time::Duration`
[INFO] [stderr]  --> examples/simple.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::time::Duration;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `SubscribeHandle`
[INFO] [stderr]  --> examples/simple.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     SubscribeHandle, Subscriber, SubscriberCallback, SubscriberError, SubscriberEvent,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> examples/simple.rs:14:9
[INFO] [stderr]    |
[INFO] [stderr] 14 |     let mut server: SubscriberServer<SEventType, SEvent, SubscriberConfig, Sub<SEvent>> =
[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: `subscriber-rs` (example "simple") generated 3 warnings (run `cargo fix --example "simple" -p subscriber-rs` to apply 3 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/subscriber_rs-7c5cd91c30390869)
[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 subscriber_rs
[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" "b38d605d233ac6395a4d901814c3f029425488353f3e75a092fbce62e1dbf55d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b38d605d233ac6395a4d901814c3f029425488353f3e75a092fbce62e1dbf55d", kill_on_drop: false }`
[INFO] [stdout] b38d605d233ac6395a4d901814c3f029425488353f3e75a092fbce62e1dbf55d
