[INFO] fetching crate mux-stream 0.3.0...
[INFO] testing mux-stream-0.3.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate mux-stream 0.3.0 into /workspace/builds/worker-114/source
[INFO] validating manifest of crates.io crate mux-stream 0.3.0 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mux-stream 0.3.0
[INFO] finished tweaking crates.io crate mux-stream 0.3.0
[INFO] tweaked toml for crates.io crate mux-stream 0.3.0 written to /workspace/builds/worker-114/source/Cargo.toml
[INFO] crate crates.io crate mux-stream 0.3.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 143d452749080dbcd3f1e9d7b31c2d44a212950b6836981efd3bfc70d59d543b
[INFO] running `Command { std: "docker" "start" "-a" "143d452749080dbcd3f1e9d7b31c2d44a212950b6836981efd3bfc70d59d543b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "143d452749080dbcd3f1e9d7b31c2d44a212950b6836981efd3bfc70d59d543b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "143d452749080dbcd3f1e9d7b31c2d44a212950b6836981efd3bfc70d59d543b", kill_on_drop: false }`
[INFO] [stdout] 143d452749080dbcd3f1e9d7b31c2d44a212950b6836981efd3bfc70d59d543b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 78aa6bb69cf9ad727add175c47625eb6f2572c32f49579087ed15601b8a01408
[INFO] running `Command { std: "docker" "start" "-a" "78aa6bb69cf9ad727add175c47625eb6f2572c32f49579087ed15601b8a01408", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling pin-project-internal v0.4.23
[INFO] [stderr]    Compiling futures-core v0.3.5
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling proc-macro-nested v0.1.6
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling once_cell v1.4.1
[INFO] [stderr]    Compiling futures-sink v0.3.5
[INFO] [stderr]    Compiling proc-macro-hack v0.5.18
[INFO] [stderr]    Compiling futures-io v0.3.5
[INFO] [stderr]    Compiling slab v0.4.2
[INFO] [stderr]    Compiling pin-project-lite v0.2.0
[INFO] [stderr]    Compiling paste v1.0.0
[INFO] [stderr]    Compiling futures-channel v0.3.5
[INFO] [stderr]    Compiling futures-task v0.3.5
[INFO] [stderr]    Compiling tokio v1.6.1
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling tokio-macros v1.2.0
[INFO] [stderr]    Compiling mux-stream-macros v0.4.0
[INFO] [stderr]    Compiling pin-project v0.4.23
[INFO] [stderr]    Compiling futures-util v0.3.5
[INFO] [stderr]    Compiling tokio-stream v0.1.6
[INFO] [stderr]    Compiling futures-executor v0.3.5
[INFO] [stderr]    Compiling futures v0.3.5
[INFO] [stderr]    Compiling mux-stream v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.40s
[INFO] running `Command { std: "docker" "inspect" "78aa6bb69cf9ad727add175c47625eb6f2572c32f49579087ed15601b8a01408", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78aa6bb69cf9ad727add175c47625eb6f2572c32f49579087ed15601b8a01408", kill_on_drop: false }`
[INFO] [stdout] 78aa6bb69cf9ad727add175c47625eb6f2572c32f49579087ed15601b8a01408
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3880407722e703275dd3ecc9906e0e415223657027aedb905c0a388046c68e31
[INFO] running `Command { std: "docker" "start" "-a" "3880407722e703275dd3ecc9906e0e415223657027aedb905c0a388046c68e31", kill_on_drop: false }`
[INFO] [stderr]    Compiling derive_more v0.99.9
[INFO] [stderr]    Compiling mux-stream v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 8.42s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/mux_stream-c84c3df1207741dd)
[INFO] running `Command { std: "docker" "inspect" "3880407722e703275dd3ecc9906e0e415223657027aedb905c0a388046c68e31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3880407722e703275dd3ecc9906e0e415223657027aedb905c0a388046c68e31", kill_on_drop: false }`
[INFO] [stdout] 3880407722e703275dd3ecc9906e0e415223657027aedb905c0a388046c68e31
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5910af73281c3c70de52d72e2a1ee1c8176ee27b7ed6a72bf260eca84e993a20
[INFO] running `Command { std: "docker" "start" "-a" "5910af73281c3c70de52d72e2a1ee1c8176ee27b7ed6a72bf260eca84e993a20", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.37s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mux_stream-c84c3df1207741dd)
[INFO] [stderr]    Doc-tests mux-stream
[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 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - demux (line 110) ... ignored
[INFO] [stdout] test src/lib.rs - mux (line 20) ... ignored
[INFO] [stdout] test src/lib.rs - demux (line 130) ... ok
[INFO] [stdout] test src/lib.rs - mux (line 39) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 2 ignored; 0 measured; 0 filtered out; finished in 1.02s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5910af73281c3c70de52d72e2a1ee1c8176ee27b7ed6a72bf260eca84e993a20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5910af73281c3c70de52d72e2a1ee1c8176ee27b7ed6a72bf260eca84e993a20", kill_on_drop: false }`
[INFO] [stdout] 5910af73281c3c70de52d72e2a1ee1c8176ee27b7ed6a72bf260eca84e993a20