[INFO] fetching crate autopool 0.1.2...
[INFO] testing autopool-0.1.2 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate autopool 0.1.2 into /workspace/builds/worker-78/source
[INFO] validating manifest of crates.io crate autopool 0.1.2 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "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-78/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" "+beta-2022-04-10" "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-78/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a48a8e19f5817540c0a5f0b69ae301e3903c42f6f338744d6476dbc5c7c8531e
[INFO] running `Command { std: "docker" "start" "-a" "a48a8e19f5817540c0a5f0b69ae301e3903c42f6f338744d6476dbc5c7c8531e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a48a8e19f5817540c0a5f0b69ae301e3903c42f6f338744d6476dbc5c7c8531e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a48a8e19f5817540c0a5f0b69ae301e3903c42f6f338744d6476dbc5c7c8531e", kill_on_drop: false }`
[INFO] [stdout] a48a8e19f5817540c0a5f0b69ae301e3903c42f6f338744d6476dbc5c7c8531e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dfad2d514e5c505f52e72a7c88fb26b7622afde1706ecf73644297973f5515d5
[INFO] running `Command { std: "docker" "start" "-a" "dfad2d514e5c505f52e72a7c88fb26b7622afde1706ecf73644297973f5515d5", kill_on_drop: false }`
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[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.67
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[INFO] [stderr]    Compiling smol v0.1.18
[INFO] [stderr]    Compiling gloo-timers v0.2.1
[INFO] [stderr]    Compiling futures-timer v3.0.2
[INFO] [stderr]    Compiling async-std v1.6.2
[INFO] [stderr]    Compiling autopool v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 08s
[INFO] running `Command { std: "docker" "inspect" "dfad2d514e5c505f52e72a7c88fb26b7622afde1706ecf73644297973f5515d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dfad2d514e5c505f52e72a7c88fb26b7622afde1706ecf73644297973f5515d5", kill_on_drop: false }`
[INFO] [stdout] dfad2d514e5c505f52e72a7c88fb26b7622afde1706ecf73644297973f5515d5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8f56eb6e72bdf12fbe55edc829537278b923e06cd9d3d1bc89eecfc36afff3a0
[INFO] running `Command { std: "docker" "start" "-a" "8f56eb6e72bdf12fbe55edc829537278b923e06cd9d3d1bc89eecfc36afff3a0", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.2
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[INFO] [stderr]    Compiling rustc-demangle v0.1.16
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[INFO] [stderr]    Compiling curl-sys v0.4.33+curl-7.71.1
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[INFO] [stderr]    Compiling aead v0.3.2
[INFO] [stderr]    Compiling block-buffer v0.9.0
[INFO] [stderr]    Compiling backtrace v0.3.50
[INFO] [stderr]    Compiling aes-soft v0.4.0
[INFO] [stderr]    Compiling sha2 v0.9.1
[INFO] [stderr]    Compiling hmac v0.8.1
[INFO] [stderr]    Compiling polyval v0.4.0
[INFO] [stderr]    Compiling hkdf v0.9.0
[INFO] [stderr]    Compiling aes v0.4.0
[INFO] [stderr]    Compiling ghash v0.3.0
[INFO] [stderr]    Compiling aes-gcm v0.6.0
[INFO] [stderr]    Compiling time-macros v0.1.0
[INFO] [stderr]    Compiling tracing v0.1.18
[INFO] [stderr]    Compiling tracing-futures v0.2.4
[INFO] [stderr]    Compiling url v2.1.1
[INFO] [stderr]    Compiling serde_qs v0.6.1
[INFO] [stderr]    Compiling serde_urlencoded v0.6.1
[INFO] [stderr]    Compiling async-native-tls v0.3.3
[INFO] [stderr]    Compiling http-types v2.4.0
[INFO] [stderr]    Compiling async-h1 v2.1.2
[INFO] [stderr]    Compiling http-client v3.0.0
[INFO] [stderr]    Compiling surf v2.0.0-alpha.4
[INFO] [stderr]    Compiling autopool v0.1.2 (/opt/rustwide/workdir)
[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 test [unoptimized + debuginfo] target(s) in 52.75s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/autopool-4f53c1bda9c3d75f)
[INFO] running `Command { std: "docker" "inspect" "8f56eb6e72bdf12fbe55edc829537278b923e06cd9d3d1bc89eecfc36afff3a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f56eb6e72bdf12fbe55edc829537278b923e06cd9d3d1bc89eecfc36afff3a0", kill_on_drop: false }`
[INFO] [stdout] 8f56eb6e72bdf12fbe55edc829537278b923e06cd9d3d1bc89eecfc36afff3a0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 109af707cb083dd785d1e27fcc3d9448f1241855f17684bb17fc8622de56d7b0
[INFO] running `Command { std: "docker" "start" "-a" "109af707cb083dd785d1e27fcc3d9448f1241855f17684bb17fc8622de56d7b0", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `Stream`
[INFO] [stderr]  --> examples/web_client.rs:2:14
[INFO] [stderr]   |
[INFO] [stderr] 2 |     stream::{Stream, StreamExt},
[INFO] [stderr]   |              ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Error`, `Response`
[INFO] [stderr]  --> examples/web_client.rs:8:18
[INFO] [stderr]   |
[INFO] [stderr] 8 | use surf::{self, Error, Response};
[INFO] [stderr]   |                  ^^^^^  ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `autopool` (example "web_client") generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.84s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/autopool-4f53c1bda9c3d75f)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test pool::tests::pool_new ... ok
[INFO] [stdout] test pool::tests::pool_new_with_config ... ok
[INFO] [stdout] test tests::stub_test ... ok
[INFO] [stdout] test autopool::tests::autopool_new ... ok
[INFO] [stderr]    Doc-tests autopool
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[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 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "109af707cb083dd785d1e27fcc3d9448f1241855f17684bb17fc8622de56d7b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "109af707cb083dd785d1e27fcc3d9448f1241855f17684bb17fc8622de56d7b0", kill_on_drop: false }`
[INFO] [stdout] 109af707cb083dd785d1e27fcc3d9448f1241855f17684bb17fc8622de56d7b0