[INFO] fetching crate autopool 0.1.2...
[INFO] checking autopool-0.1.2 against 1.55.0 for beta-1.56-3
[INFO] extracting crate autopool 0.1.2 into /workspace/builds/worker-87/source
[INFO] validating manifest of crates.io crate autopool 0.1.2 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate autopool 0.1.2
[INFO] finished tweaking crates.io crate autopool 0.1.2
[INFO] tweaked toml for crates.io crate autopool 0.1.2 written to /workspace/builds/worker-87/source/Cargo.toml
[INFO] crate crates.io crate autopool 0.1.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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-87/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8d4e22bbf69e81bbf3308dface9edef70df60e0c056539c7f02e7d60f28a7cf5
[INFO] running `Command { std: "docker" "start" "-a" "8d4e22bbf69e81bbf3308dface9edef70df60e0c056539c7f02e7d60f28a7cf5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8d4e22bbf69e81bbf3308dface9edef70df60e0c056539c7f02e7d60f28a7cf5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d4e22bbf69e81bbf3308dface9edef70df60e0c056539c7f02e7d60f28a7cf5", kill_on_drop: false }`
[INFO] [stdout] 8d4e22bbf69e81bbf3308dface9edef70df60e0c056539c7f02e7d60f28a7cf5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/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" "+1.55.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] da8a827286a75e603bc734af94ac5e7841899de9e7e604f580d6441d6e5cbfdd
[INFO] running `Command { std: "docker" "start" "-a" "da8a827286a75e603bc734af94ac5e7841899de9e7e604f580d6441d6e5cbfdd", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling unicode-xid v0.2.1
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[INFO] [stderr]    Compiling pkg-config v0.3.18
[INFO] [stderr]     Checking futures-core v0.3.5
[INFO] [stderr]    Compiling proc-macro-hack v0.5.18
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling pin-project-internal v0.4.23
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[INFO] [stderr]     Checking futures-sink v0.3.5
[INFO] [stderr]     Checking futures-io v0.3.5
[INFO] [stderr]     Checking once_cell v1.4.0
[INFO] [stderr]    Compiling proc-macro-nested v0.1.6
[INFO] [stderr]    Compiling bumpalo v3.4.0
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]    Compiling wasm-bindgen v0.2.67
[INFO] [stderr]    Compiling serde_derive v1.0.114
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[INFO] [stderr]     Checking http v0.2.1
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[INFO] [stderr]    Compiling generic-array v0.14.3
[INFO] [stderr]    Compiling standback v0.2.9
[INFO] [stderr]    Compiling time v0.2.16
[INFO] [stderr]    Compiling unicase v2.6.0
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[INFO] [stderr]    Compiling openssl-sys v0.9.58
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[INFO] [stderr]    Compiling curl-sys v0.4.33+curl-7.71.1
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[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.67
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[INFO] [stderr]    Compiling futures-macro v0.3.5
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[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]    Compiling futures-await-test-macro v0.3.0
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.67
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[INFO] [stderr]     Checking tracing v0.1.18
[INFO] [stderr]     Checking js-sys v0.3.44
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[INFO] [stderr]     Checking futures-util v0.3.5
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[INFO] [stderr]     Checking web-sys v0.3.44
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[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Checking sluice v0.5.2
[INFO] [stderr]     Checking futures v0.3.5
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[INFO] [stderr]     Checking gloo-timers v0.2.1
[INFO] [stderr]     Checking futures-timer v3.0.2
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]     Checking serde_qs v0.6.1
[INFO] [stderr]     Checking async-std v1.6.2
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]     Checking http-types v2.4.0
[INFO] [stderr]     Checking async-native-tls v0.3.3
[INFO] [stderr]     Checking autopool v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking async-h1 v2.1.2
[INFO] [stderr]     Checking http-client v3.0.0
[INFO] [stderr]     Checking surf v2.0.0-alpha.4
[INFO] [stdout] warning: unused import: `Stream`
[INFO] [stdout]  --> examples/web_client.rs:2:14
[INFO] [stdout]   |
[INFO] [stdout] 2 |     stream::{Stream, StreamExt},
[INFO] [stdout]   |              ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Error`, `Response`
[INFO] [stdout]  --> examples/web_client.rs:8:18
[INFO] [stdout]   |
[INFO] [stdout] 8 | use surf::{self, Error, Response};
[INFO] [stdout]   |                  ^^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 53.08s
[INFO] running `Command { std: "docker" "inspect" "da8a827286a75e603bc734af94ac5e7841899de9e7e604f580d6441d6e5cbfdd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da8a827286a75e603bc734af94ac5e7841899de9e7e604f580d6441d6e5cbfdd", kill_on_drop: false }`
[INFO] [stdout] da8a827286a75e603bc734af94ac5e7841899de9e7e604f580d6441d6e5cbfdd
