[INFO] fetching crate async_smux 0.2.1...
[INFO] checking async_smux-0.2.1 against beta-2021-10-15 for beta-1.56-3
[INFO] extracting crate async_smux 0.2.1 into /workspace/builds/worker-26/source
[INFO] validating manifest of crates.io crate async_smux 0.2.1 on toolchain beta-2021-10-15
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate async_smux 0.2.1
[INFO] finished tweaking crates.io crate async_smux 0.2.1
[INFO] tweaked toml for crates.io crate async_smux 0.2.1 written to /workspace/builds/worker-26/source/Cargo.toml
[INFO] crate crates.io crate async_smux 0.2.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-10-15" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0d5d9362a409ae1502c22e535123def445f10f8d6b4d8752a84aec3e7fb27eee
[INFO] running `Command { std: "docker" "start" "-a" "0d5d9362a409ae1502c22e535123def445f10f8d6b4d8752a84aec3e7fb27eee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0d5d9362a409ae1502c22e535123def445f10f8d6b4d8752a84aec3e7fb27eee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d5d9362a409ae1502c22e535123def445f10f8d6b4d8752a84aec3e7fb27eee", kill_on_drop: false }`
[INFO] [stdout] 0d5d9362a409ae1502c22e535123def445f10f8d6b4d8752a84aec3e7fb27eee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-10-15" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c345f5abdd34fbce3ae12d1054c691364b5c113a3469399562bd887ac2853c6b
[INFO] running `Command { std: "docker" "start" "-a" "c345f5abdd34fbce3ae12d1054c691364b5c113a3469399562bd887ac2853c6b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.79
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling syn v1.0.44
[INFO] [stderr]     Checking futures-core v0.3.6
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[INFO] [stderr]     Checking once_cell v1.4.1
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[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]     Checking thread_local v1.0.1
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[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling futures-macro v0.3.6
[INFO] [stderr]    Compiling thiserror-impl v1.0.21
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]     Checking failure v0.1.8
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[INFO] [stderr]     Checking criterion v0.3.3
[INFO] [stderr]     Checking futures-executor v0.3.6
[INFO] [stderr]     Checking futures v0.3.6
[INFO] [stderr]     Checking async_smux v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 38.22s
[INFO] running `Command { std: "docker" "inspect" "c345f5abdd34fbce3ae12d1054c691364b5c113a3469399562bd887ac2853c6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c345f5abdd34fbce3ae12d1054c691364b5c113a3469399562bd887ac2853c6b", kill_on_drop: false }`
[INFO] [stdout] c345f5abdd34fbce3ae12d1054c691364b5c113a3469399562bd887ac2853c6b
