[INFO] fetching crate in_stream 0.0.52-alpha2...
[INFO] building in_stream-0.0.52-alpha2 against master#d5c88c22807925c189328ef9d923c5d2b11a95b8 for pr-87066-3
[INFO] extracting crate in_stream 0.0.52-alpha2 into /workspace/builds/worker-69/source
[INFO] validating manifest of crates.io crate in_stream 0.0.52-alpha2 on toolchain d5c88c22807925c189328ef9d923c5d2b11a95b8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate in_stream 0.0.52-alpha2
[INFO] finished tweaking crates.io crate in_stream 0.0.52-alpha2
[INFO] tweaked toml for crates.io crate in_stream 0.0.52-alpha2 written to /workspace/builds/worker-69/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "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" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/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" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 082b2c1bd0101fbeb3481b4eb0edc6abae935abb8b443ea385b2c09ebfbbcee6
[INFO] running `Command { std: "docker" "start" "-a" "082b2c1bd0101fbeb3481b4eb0edc6abae935abb8b443ea385b2c09ebfbbcee6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "082b2c1bd0101fbeb3481b4eb0edc6abae935abb8b443ea385b2c09ebfbbcee6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "082b2c1bd0101fbeb3481b4eb0edc6abae935abb8b443ea385b2c09ebfbbcee6", kill_on_drop: false }`
[INFO] [stdout] 082b2c1bd0101fbeb3481b4eb0edc6abae935abb8b443ea385b2c09ebfbbcee6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/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" "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" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e6d7f168e6c8a8b02a0a8cde886d6aad9eef3c98828aa41299c7fc492f78aa08
[INFO] running `Command { std: "docker" "start" "-a" "e6d7f168e6c8a8b02a0a8cde886d6aad9eef3c98828aa41299c7fc492f78aa08", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling once_cell v1.8.0
[INFO] [stderr]    Compiling matches v0.1.9
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling openssl v0.10.36
[INFO] [stderr]    Compiling foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling unicode-bidi v0.3.6
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling native-tls v0.2.8
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling httparse v1.4.1
[INFO] [stderr]    Compiling base64 v0.11.0
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling untrusted v0.7.1
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling openssl-probe v0.1.4
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling spin v0.5.2
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling utf-8 v0.7.6
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling sha-1 v0.8.2
[INFO] [stderr]    Compiling net2 v0.2.37
[INFO] [stderr]    Compiling crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling tinyvec v1.3.1
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling lock_api v0.3.4
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling form_urlencoded v1.0.1
[INFO] [stderr]    Compiling foreign-types v0.3.2
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling crossbeam-channel v0.3.9
[INFO] [stderr]    Compiling openssl-sys v0.9.66
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling smallvec v0.6.14
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling nanoid v0.2.0
[INFO] [stderr]    Compiling input_buffer v0.2.0
[INFO] [stderr]    Compiling http v0.1.21
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling unicode-normalization v0.1.19
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling idna v0.2.3
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling url v2.2.2
[INFO] [stderr]    Compiling yasna v0.3.2
[INFO] [stderr]    Compiling url2 v0.0.4
[INFO] [stderr]    Compiling serde_json v1.0.47
[INFO] [stderr]    Compiling pem v0.7.0
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]    Compiling tungstenite v0.9.2
[INFO] [stderr]    Compiling rcgen v0.8.0
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling shrinkwraprs v0.2.3
[INFO] [stderr]    Compiling in_stream v0.0.52-alpha2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]    --> src/mem.rs:359:9
[INFO] [stdout]     |
[INFO] [stdout] 359 |         { parking_lot::Mutex::new(MemManager::new()) };
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.41s
[INFO] running `Command { std: "docker" "inspect" "e6d7f168e6c8a8b02a0a8cde886d6aad9eef3c98828aa41299c7fc492f78aa08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6d7f168e6c8a8b02a0a8cde886d6aad9eef3c98828aa41299c7fc492f78aa08", kill_on_drop: false }`
[INFO] [stdout] e6d7f168e6c8a8b02a0a8cde886d6aad9eef3c98828aa41299c7fc492f78aa08
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/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" "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" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cbc9600fbe300f88dc74cff1de5d8adffae2586db6709b0381719355a7b4e21b
[INFO] running `Command { std: "docker" "start" "-a" "cbc9600fbe300f88dc74cff1de5d8adffae2586db6709b0381719355a7b4e21b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling in_stream v0.0.52-alpha2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]    --> src/mem.rs:359:9
[INFO] [stdout]     |
[INFO] [stdout] 359 |         { parking_lot::Mutex::new(MemManager::new()) };
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]    --> src/mem.rs:359:9
[INFO] [stdout]     |
[INFO] [stdout] 359 |         { parking_lot::Mutex::new(MemManager::new()) };
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.85s
[INFO] running `Command { std: "docker" "inspect" "cbc9600fbe300f88dc74cff1de5d8adffae2586db6709b0381719355a7b4e21b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cbc9600fbe300f88dc74cff1de5d8adffae2586db6709b0381719355a7b4e21b", kill_on_drop: false }`
[INFO] [stdout] cbc9600fbe300f88dc74cff1de5d8adffae2586db6709b0381719355a7b4e21b