[INFO] fetching crate memsocket 0.1.3...
[INFO] testing memsocket-0.1.3 against 1.54.0 for beta-1.55-1
[INFO] extracting crate memsocket 0.1.3 into /workspace/builds/worker-85/source
[INFO] validating manifest of crates.io crate memsocket 0.1.3 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate memsocket 0.1.3
[INFO] finished tweaking crates.io crate memsocket 0.1.3
[INFO] tweaked toml for crates.io crate memsocket 0.1.3 written to /workspace/builds/worker-85/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-85/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-85/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 50bdc390588789acba6a8845133ccf751813caf725af125ee76a9e5f96b675db
[INFO] running `Command { std: "docker" "start" "-a" "50bdc390588789acba6a8845133ccf751813caf725af125ee76a9e5f96b675db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "50bdc390588789acba6a8845133ccf751813caf725af125ee76a9e5f96b675db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50bdc390588789acba6a8845133ccf751813caf725af125ee76a9e5f96b675db", kill_on_drop: false }`
[INFO] [stdout] 50bdc390588789acba6a8845133ccf751813caf725af125ee76a9e5f96b675db
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-85/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-85/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c5c8527be18ff826925a8d33988d2d4088c0d050554a901760bc9259ff5f04cd
[INFO] running `Command { std: "docker" "start" "-a" "c5c8527be18ff826925a8d33988d2d4088c0d050554a901760bc9259ff5f04cd", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling futures v0.1.31
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling slab v0.4.4
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling net2 v0.2.37
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling smallvec v0.6.14
[INFO] [stderr]    Compiling lock_api v0.3.4
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling mio-uds v0.6.8
[INFO] [stderr]    Compiling crossbeam-queue v0.2.3
[INFO] [stderr]    Compiling tokio-executor v0.1.10
[INFO] [stderr]    Compiling tokio-io v0.1.13
[INFO] [stderr]    Compiling tokio-sync v0.1.8
[INFO] [stderr]    Compiling crossbeam-deque v0.7.4
[INFO] [stderr]    Compiling tokio-timer v0.2.13
[INFO] [stderr]    Compiling tokio-current-thread v0.1.7
[INFO] [stderr]    Compiling tokio-threadpool v0.1.18
[INFO] [stderr]    Compiling tokio-reactor v0.1.12
[INFO] [stderr]    Compiling tokio-codec v0.1.2
[INFO] [stderr]    Compiling tokio-uds v0.2.7
[INFO] [stderr]    Compiling tokio-tcp v0.1.4
[INFO] [stderr]    Compiling tokio-udp v0.1.6
[INFO] [stderr]    Compiling tokio-fs v0.1.7
[INFO] [stderr]    Compiling tokio v0.1.22
[INFO] [stderr]    Compiling memsocket v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.56s
[INFO] running `Command { std: "docker" "inspect" "c5c8527be18ff826925a8d33988d2d4088c0d050554a901760bc9259ff5f04cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5c8527be18ff826925a8d33988d2d4088c0d050554a901760bc9259ff5f04cd", kill_on_drop: false }`
[INFO] [stdout] c5c8527be18ff826925a8d33988d2d4088c0d050554a901760bc9259ff5f04cd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-85/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-85/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ce292d329631b3cc045726225845a59562b28ff6e57d357345b24bd355b6084c
[INFO] running `Command { std: "docker" "start" "-a" "ce292d329631b3cc045726225845a59562b28ff6e57d357345b24bd355b6084c", kill_on_drop: false }`
[INFO] [stderr]    Compiling memsocket v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `Result` in tuple element 1 that must be used
[INFO] [stdout]   --> tests/bounded_test.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 31 | /     tokio::runtime::current_thread::Runtime::new()
[INFO] [stdout] 32 | |         .unwrap()
[INFO] [stdout] 33 | |         .block_on({
[INFO] [stdout] 34 | |             tokio::io::read_to_end(server, vec![])
[INFO] [stdout] ...  |
[INFO] [stdout] 41 | |         })
[INFO] [stdout] 42 | |         .unwrap();
[INFO] [stdout]    | |__________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` in tuple element 1 that must be used
[INFO] [stdout]   --> tests/unbounded_test.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 31 | /     tokio::runtime::current_thread::Runtime::new()
[INFO] [stdout] 32 | |         .unwrap()
[INFO] [stdout] 33 | |         .block_on({
[INFO] [stdout] 34 | |             tokio::io::read_to_end(server, vec![])
[INFO] [stdout] ...  |
[INFO] [stdout] 41 | |         })
[INFO] [stdout] 42 | |         .unwrap();
[INFO] [stdout]    | |__________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.09s
[INFO] running `Command { std: "docker" "inspect" "ce292d329631b3cc045726225845a59562b28ff6e57d357345b24bd355b6084c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce292d329631b3cc045726225845a59562b28ff6e57d357345b24bd355b6084c", kill_on_drop: false }`
[INFO] [stdout] ce292d329631b3cc045726225845a59562b28ff6e57d357345b24bd355b6084c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-85/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-85/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1be34be8b0af48c957a0b2a15e84c53a9c8294408fbcc691c3a8f46ce351cef4
[INFO] running `Command { std: "docker" "start" "-a" "1be34be8b0af48c957a0b2a15e84c53a9c8294408fbcc691c3a8f46ce351cef4", kill_on_drop: false }`
[INFO] [stderr] warning: unused `Result` in tuple element 1 that must be used
[INFO] [stderr]   --> tests/bounded_test.rs:31:5
[INFO] [stderr]    |
[INFO] [stderr] 31 | /     tokio::runtime::current_thread::Runtime::new()
[INFO] [stderr] 32 | |         .unwrap()
[INFO] [stderr] 33 | |         .block_on({
[INFO] [stderr] 34 | |             tokio::io::read_to_end(server, vec![])
[INFO] [stderr] ...  |
[INFO] [stderr] 41 | |         })
[INFO] [stderr] 42 | |         .unwrap();
[INFO] [stderr]    | |__________________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` in tuple element 1 that must be used
[INFO] [stderr]   --> tests/unbounded_test.rs:31:5
[INFO] [stderr]    |
[INFO] [stderr] 31 | /     tokio::runtime::current_thread::Runtime::new()
[INFO] [stderr] 32 | |         .unwrap()
[INFO] [stderr] 33 | |         .block_on({
[INFO] [stderr] 34 | |             tokio::io::read_to_end(server, vec![])
[INFO] [stderr] ...  |
[INFO] [stderr] 41 | |         })
[INFO] [stderr] 42 | |         .unwrap();
[INFO] [stderr]    | |__________________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.20s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/memsocket-1aeedfd1ca08a3fb)
[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]      Running tests/bounded_test.rs (/opt/rustwide/target/debug/deps/bounded_test-e9e6d63e74f057d2)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test write_then_read ... ok
[INFO] [stdout] test read_then_write ... ok
[INFO] [stdout] test write_then_read_partial ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/unbounded_test.rs (/opt/rustwide/target/debug/deps/unbounded_test-7e7ff64771299d39)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test read_then_write ... ok
[INFO] [stdout] test write_then_read ... ok
[INFO] [stdout] test write_then_read_partial ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests memsocket
[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" "1be34be8b0af48c957a0b2a15e84c53a9c8294408fbcc691c3a8f46ce351cef4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1be34be8b0af48c957a0b2a15e84c53a9c8294408fbcc691c3a8f46ce351cef4", kill_on_drop: false }`
[INFO] [stdout] 1be34be8b0af48c957a0b2a15e84c53a9c8294408fbcc691c3a8f46ce351cef4
