[INFO] fetching crate async-weighted-semaphore 0.2.1...
[INFO] checking async-weighted-semaphore-0.2.1 against master#e4106065bf1bb515935d5d024e8d9c86454e2b22 for pr-112160
[INFO] extracting crate async-weighted-semaphore 0.2.1 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate async-weighted-semaphore 0.2.1 on toolchain e4106065bf1bb515935d5d024e8d9c86454e2b22
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e4106065bf1bb515935d5d024e8d9c86454e2b22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate async-weighted-semaphore 0.2.1
[INFO] finished tweaking crates.io crate async-weighted-semaphore 0.2.1
[INFO] tweaked toml for crates.io crate async-weighted-semaphore 0.2.1 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e4106065bf1bb515935d5d024e8d9c86454e2b22" "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" "+e4106065bf1bb515935d5d024e8d9c86454e2b22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pulldown-cmark v0.8.0
[INFO] [stderr]   Downloaded rand_xorshift v0.2.0
[INFO] [stderr]   Downloaded version-sync v0.9.4
[INFO] [stderr]   Downloaded futures-locks v0.6.0
[INFO] [stderr]   Downloaded tokio-test v0.2.1
[INFO] [stderr]   Downloaded futures-test v0.3.28
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+e4106065bf1bb515935d5d024e8d9c86454e2b22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 83961808e2e969a701ae29824575a819461a0b5cf90e90f6cebbf0a41fe27ae4
[INFO] running `Command { std: "docker" "start" "-a" "83961808e2e969a701ae29824575a819461a0b5cf90e90f6cebbf0a41fe27ae4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "83961808e2e969a701ae29824575a819461a0b5cf90e90f6cebbf0a41fe27ae4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83961808e2e969a701ae29824575a819461a0b5cf90e90f6cebbf0a41fe27ae4", kill_on_drop: false }`
[INFO] [stdout] 83961808e2e969a701ae29824575a819461a0b5cf90e90f6cebbf0a41fe27ae4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=forbid" "-e" "RUSTDOCFLAGS=--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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+e4106065bf1bb515935d5d024e8d9c86454e2b22" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0619a23045ca3adf64bdf24f77a4f649f007f8d731ea6c7d8a7772c25db99dd8
[INFO] running `Command { std: "docker" "start" "-a" "0619a23045ca3adf64bdf24f77a4f649f007f8d731ea6c7d8a7772c25db99dd8", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.59
[INFO] [stderr]    Compiling quote v1.0.28
[INFO] [stderr]     Checking num_cpus v1.15.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking futures-channel v0.3.28
[INFO] [stderr]     Checking net2 v0.2.38
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]    Compiling rustix v0.37.19
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]     Checking unicode-ident v1.0.9
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]    Compiling pulldown-cmark v0.8.0
[INFO] [stderr]    Compiling semver v1.0.17
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking regex-syntax v0.7.2
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking toml v0.5.11
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking rand_xorshift v0.2.0
[INFO] [stderr]    Compiling syn v2.0.18
[INFO] [stderr]     Checking threadpool v1.8.1
[INFO] [stderr]     Checking async-weighted-semaphore v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking regex v1.8.3
[INFO] [stderr]     Checking async-io v1.13.0
[INFO] [stderr]     Checking version-sync v0.9.4
[INFO] [stderr]     Checking async-global-executor v2.3.1
[INFO] [stderr]     Checking async-std v1.12.0
[INFO] [stderr]    Compiling tokio-macros v0.2.6
[INFO] [stderr]    Compiling futures-macro v0.3.28
[INFO] [stderr]    Compiling pin-project-internal v1.1.0
[INFO] [stderr]     Checking tokio v0.2.25
[INFO] [stderr]     Checking futures-util v0.3.28
[INFO] [stderr]     Checking pin-project v1.1.0
[INFO] [stderr]     Checking futures-executor v0.3.28
[INFO] [stderr]     Checking futures v0.3.28
[INFO] [stderr]     Checking futures-test v0.3.28
[INFO] [stderr]     Checking futures-locks v0.6.0
[INFO] [stderr]     Checking tokio-test v0.2.1
[INFO] [stdout] warning: unused import: `async_std::task::spawn`
[INFO] [stdout]   --> benches/mutex.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use async_std::task::spawn;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` 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 9.34s
[INFO] running `Command { std: "docker" "inspect" "0619a23045ca3adf64bdf24f77a4f649f007f8d731ea6c7d8a7772c25db99dd8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0619a23045ca3adf64bdf24f77a4f649f007f8d731ea6c7d8a7772c25db99dd8", kill_on_drop: false }`
[INFO] [stdout] 0619a23045ca3adf64bdf24f77a4f649f007f8d731ea6c7d8a7772c25db99dd8