[INFO] cloning repository https://github.com/scifiron/asyncrawler
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/scifiron/asyncrawler" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fscifiron%2Fasyncrawler", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fscifiron%2Fasyncrawler'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b244b8390c921b2628e9b50e9907a40de8059af3
[INFO] testing scifiron/asyncrawler against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fscifiron%2Fasyncrawler" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/scifiron/asyncrawler on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/scifiron/asyncrawler
[INFO] finished tweaking git repo https://github.com/scifiron/asyncrawler
[INFO] tweaked toml for git repo https://github.com/scifiron/asyncrawler written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/scifiron/asyncrawler already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.73
[INFO] [stderr]   Downloaded js-sys v0.3.50
[INFO] [stderr]   Downloaded redox_syscall v0.2.7
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.73
[INFO] [stderr]   Downloaded tokio-util v0.6.6
[INFO] [stderr]   Downloaded vcpkg v0.2.12
[INFO] [stderr]   Downloaded new_debug_unreachable v1.0.4
[INFO] [stderr]   Downloaded tendril v0.4.2
[INFO] [stderr]   Downloaded phf v0.8.0
[INFO] [stderr]   Downloaded string_cache v0.8.1
[INFO] [stderr]   Downloaded phf_generator v0.8.0
[INFO] [stderr]   Downloaded web-sys v0.3.50
[INFO] [stderr]   Downloaded phf_codegen v0.8.0
[INFO] [stderr]   Downloaded phf_shared v0.8.0
[INFO] [stderr]   Downloaded siphasher v0.3.5
[INFO] [stderr]   Downloaded select v0.5.0
[INFO] [stderr]   Downloaded markup5ever v0.10.1
[INFO] [stderr]   Downloaded xml5ever v0.16.1
[INFO] [stderr]   Downloaded markup5ever_rcdom v0.1.0
[INFO] [stderr]   Downloaded tokio-stream v0.1.5
[INFO] [stderr]   Downloaded openssl-sys v0.9.62
[INFO] [stderr]   Downloaded wasm-bindgen-futures v0.4.23
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.73
[INFO] [stderr]   Downloaded html5ever v0.25.1
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.73
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.73
[INFO] [stderr]   Downloaded string_cache_codegen v0.5.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d62f59327bd40332f92e334e1416b1b037aaa3d93a7ddf8b8f14def49c5af2cc
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "d62f59327bd40332f92e334e1416b1b037aaa3d93a7ddf8b8f14def49c5af2cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d62f59327bd40332f92e334e1416b1b037aaa3d93a7ddf8b8f14def49c5af2cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d62f59327bd40332f92e334e1416b1b037aaa3d93a7ddf8b8f14def49c5af2cc", kill_on_drop: false }`
[INFO] [stdout] d62f59327bd40332f92e334e1416b1b037aaa3d93a7ddf8b8f14def49c5af2cc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f2c58c855b7881c3804c47e89d0de5c2f57031377e1fcf79d3bb03f465cb1207
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "f2c58c855b7881c3804c47e89d0de5c2f57031377e1fcf79d3bb03f465cb1207", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.71
[INFO] [stderr]    Compiling pin-project-lite v0.2.6
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling bytes v1.0.1
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling futures-task v0.3.14
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling slab v0.4.3
[INFO] [stderr]    Compiling futures-io v0.3.14
[INFO] [stderr]    Compiling utf-8 v0.7.6
[INFO] [stderr]    Compiling foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling openssl-probe v0.1.2
[INFO] [stderr]    Compiling tower-service v0.3.1
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling tokio v1.5.0
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]    Compiling tracing-core v0.1.18
[INFO] [stderr]    Compiling openssl-sys v0.9.62
[INFO] [stderr]    Compiling futf v0.1.4
[INFO] [stderr]    Compiling unicode-bidi v0.3.5
[INFO] [stderr]    Compiling tinyvec v1.2.0
[INFO] [stderr]    Compiling form_urlencoded v1.0.1
[INFO] [stderr]    Compiling foreign-types v0.3.2
[INFO] [stderr]    Compiling bit-set v0.5.2
[INFO] [stderr]    Compiling want v0.3.0
[INFO] [stderr]    Compiling http v0.2.4
[INFO] [stderr]    Compiling tendril v0.4.2
[INFO] [stderr]    Compiling tracing v0.1.26
[INFO] [stderr]    Compiling openssl v0.10.34
[INFO] [stderr]    Compiling native-tls v0.2.7
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling mio v0.7.11
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling socket2 v0.4.0
[INFO] [stderr]    Compiling unicode-normalization v0.1.17
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling idna v0.2.3
[INFO] [stderr]    Compiling http-body v0.4.1
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]    Compiling url v2.2.1
[INFO] [stderr]    Compiling phf_codegen v0.8.0
[INFO] [stderr]    Compiling string_cache_codegen v0.5.1
[INFO] [stderr]    Compiling markup5ever v0.10.1
[INFO] [stderr]    Compiling string_cache v0.8.1
[INFO] [stderr]    Compiling serde_urlencoded v0.7.0
[INFO] [stderr]    Compiling xml5ever v0.16.1
[INFO] [stderr]    Compiling tokio-macros v1.1.0
[INFO] [stderr]    Compiling futures-macro v0.3.14
[INFO] [stderr]    Compiling html5ever v0.25.1
[INFO] [stderr]    Compiling pin-project-internal v1.0.7
[INFO] [stderr]    Compiling futures-util v0.3.14
[INFO] [stderr]    Compiling pin-project v1.0.7
[INFO] [stderr]    Compiling markup5ever_rcdom v0.1.0
[INFO] [stderr]    Compiling select v0.5.0
[INFO] [stderr]    Compiling tokio-util v0.6.6
[INFO] [stderr]    Compiling tokio-native-tls v0.3.0
[INFO] [stderr]    Compiling tokio-stream v0.1.5
[INFO] [stderr]    Compiling futures-executor v0.3.14
[INFO] [stderr]    Compiling futures v0.3.14
[INFO] [stderr]    Compiling h2 v0.3.3
[INFO] [stderr]    Compiling hyper v0.14.7
[INFO] [stderr]    Compiling hyper-tls v0.5.0
[INFO] [stderr]    Compiling reqwest v0.11.3
[INFO] [stderr]    Compiling nightcrawler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:34:25
[INFO] [stdout]    |
[INFO] [stdout] 34 |                         sender.send(url).await;
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 41s
[INFO] running `Command { std: "docker" "inspect" "f2c58c855b7881c3804c47e89d0de5c2f57031377e1fcf79d3bb03f465cb1207", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2c58c855b7881c3804c47e89d0de5c2f57031377e1fcf79d3bb03f465cb1207", kill_on_drop: false }`
[INFO] [stdout] f2c58c855b7881c3804c47e89d0de5c2f57031377e1fcf79d3bb03f465cb1207
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b27f8ebc4e4eb5f5173d4837ced26cf6f3e74a0d341e4bcd8791caeae9c850c3
[INFO] running `Command { std: "docker" "start" "-a" "b27f8ebc4e4eb5f5173d4837ced26cf6f3e74a0d341e4bcd8791caeae9c850c3", kill_on_drop: false }`
[INFO] [stderr]    Compiling nightcrawler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:34:25
[INFO] [stdout]    |
[INFO] [stdout] 34 |                         sender.send(url).await;
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.00s
[INFO] running `Command { std: "docker" "inspect" "b27f8ebc4e4eb5f5173d4837ced26cf6f3e74a0d341e4bcd8791caeae9c850c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b27f8ebc4e4eb5f5173d4837ced26cf6f3e74a0d341e4bcd8791caeae9c850c3", kill_on_drop: false }`
[INFO] [stdout] b27f8ebc4e4eb5f5173d4837ced26cf6f3e74a0d341e4bcd8791caeae9c850c3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 25f2f140caac852f10e1ec970c264a3eefb2d6a8767f59777586b0d13234df8c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "25f2f140caac852f10e1ec970c264a3eefb2d6a8767f59777586b0d13234df8c", kill_on_drop: false }`
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/main.rs:34:25
[INFO] [stderr]    |
[INFO] [stderr] 34 |                         sender.send(url).await;
[INFO] [stderr]    |                         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: `nightcrawler` (bin "nightcrawler" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.20s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/nightcrawler-17c9afa16d9aabd0)
[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 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "25f2f140caac852f10e1ec970c264a3eefb2d6a8767f59777586b0d13234df8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25f2f140caac852f10e1ec970c264a3eefb2d6a8767f59777586b0d13234df8c", kill_on_drop: false }`
[INFO] [stdout] 25f2f140caac852f10e1ec970c264a3eefb2d6a8767f59777586b0d13234df8c