[INFO] fetching crate juniper_subscriptions_puff 0.17.0-dev...
[INFO] checking juniper_subscriptions_puff-0.17.0-dev against try#ae40d86d689c7b8b0a48c1e4b9d38e02bc2beab1 for pr-145108
[INFO] extracting crate juniper_subscriptions_puff 0.17.0-dev into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate juniper_subscriptions_puff 0.17.0-dev
[INFO] finished tweaking crates.io crate juniper_subscriptions_puff 0.17.0-dev
[INFO] tweaked toml for crates.io crate juniper_subscriptions_puff 0.17.0-dev written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate juniper_subscriptions_puff 0.17.0-dev on toolchain ae40d86d689c7b8b0a48c1e4b9d38e02bc2beab1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ae40d86d689c7b8b0a48c1e4b9d38e02bc2beab1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ae40d86d689c7b8b0a48c1e4b9d38e02bc2beab1" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 100 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ae40d86d689c7b8b0a48c1e4b9d38e02bc2beab1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+ae40d86d689c7b8b0a48c1e4b9d38e02bc2beab1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6a3e6ac2e97dc1556a9239c199e175ab989e776f98418e5e851ff20c9e714c97
[INFO] running `Command { std: "docker" "start" "-a" "6a3e6ac2e97dc1556a9239c199e175ab989e776f98418e5e851ff20c9e714c97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6a3e6ac2e97dc1556a9239c199e175ab989e776f98418e5e851ff20c9e714c97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a3e6ac2e97dc1556a9239c199e175ab989e776f98418e5e851ff20c9e714c97", kill_on_drop: false }`
[INFO] [stdout] 6a3e6ac2e97dc1556a9239c199e175ab989e776f98418e5e851ff20c9e714c97
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+ae40d86d689c7b8b0a48c1e4b9d38e02bc2beab1" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e849c5e81c02de37b924e82dc7b0d6f01725df879c66a9edf80ad57b6a50b3d8
[INFO] running `Command { std: "docker" "start" "-a" "e849c5e81c02de37b924e82dc7b0d6f01725df879c66a9edf80ad57b6a50b3d8", kill_on_drop: false }`
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling litemap v0.8.0
[INFO] [stderr]    Compiling writeable v0.6.1
[INFO] [stderr]    Compiling icu_properties_data v2.0.1
[INFO] [stderr]    Compiling icu_normalizer_data v2.0.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling zerofrom v0.1.6
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling utf8_iter v1.0.4
[INFO] [stderr]    Compiling yoke v0.8.0
[INFO] [stderr]    Compiling percent-encoding v2.3.2
[INFO] [stderr]    Compiling zerovec v0.11.4
[INFO] [stderr]    Compiling zerotrie v0.2.2
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]    Compiling form_urlencoded v1.2.2
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling smartstring v1.0.1
[INFO] [stderr]     Checking tokio v1.47.1
[INFO] [stderr]    Compiling tinystr v0.8.1
[INFO] [stderr]    Compiling potential_utf v0.1.3
[INFO] [stderr]    Compiling icu_collections v2.0.0
[INFO] [stderr]    Compiling icu_locale_core v2.0.0
[INFO] [stderr]    Compiling icu_provider v2.0.0
[INFO] [stderr]    Compiling icu_normalizer v2.0.0
[INFO] [stderr]    Compiling icu_properties v2.0.1
[INFO] [stderr]     Checking futures-executor v0.3.31
[INFO] [stderr]    Compiling idna_adapter v1.2.1
[INFO] [stderr]    Compiling idna v1.1.0
[INFO] [stderr]     Checking futures v0.3.31
[INFO] [stderr]    Compiling url v2.5.7
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling derive_utils v0.11.2
[INFO] [stderr]    Compiling juniper_codegen_puff v0.16.0-dev
[INFO] [stderr]    Compiling futures-enum v0.1.17
[INFO] [stderr]     Checking juniper_puff v0.16.0-dev
[INFO] [stderr]     Checking juniper_subscriptions_puff v0.17.0-dev (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `juniper_subscriptions_puff` (lib test) due to 1 previous error
[INFO] [stdout] error: unused import: `StreamExt`
[INFO] [stdout]    --> src/lib.rs:245:27
[INFO] [stdout]     |
[INFO] [stdout] 245 |     use futures::{stream, StreamExt as _};
[INFO] [stdout]     |                           ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:3:9
[INFO] [stdout]     |
[INFO] [stdout]   3 | #![deny(warnings)]
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     = note: `#[deny(unused_imports)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e849c5e81c02de37b924e82dc7b0d6f01725df879c66a9edf80ad57b6a50b3d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e849c5e81c02de37b924e82dc7b0d6f01725df879c66a9edf80ad57b6a50b3d8", kill_on_drop: false }`
[INFO] [stdout] e849c5e81c02de37b924e82dc7b0d6f01725df879c66a9edf80ad57b6a50b3d8