[INFO] fetching crate obws 0.8.0...
[INFO] checking obws-0.8.0 against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050
[INFO] extracting crate obws 0.8.0 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate obws 0.8.0 on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate obws 0.8.0
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate obws 0.8.0
[INFO] tweaked toml for crates.io crate obws 0.8.0 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate crates.io crate obws 0.8.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_with v1.9.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e2fb7f4e46d8c59a68dec7f690e14553005cbc3ec4fdd7df3930059be6cc80b7
[INFO] running `Command { std: "docker" "start" "-a" "e2fb7f4e46d8c59a68dec7f690e14553005cbc3ec4fdd7df3930059be6cc80b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e2fb7f4e46d8c59a68dec7f690e14553005cbc3ec4fdd7df3930059be6cc80b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2fb7f4e46d8c59a68dec7f690e14553005cbc3ec4fdd7df3930059be6cc80b7", kill_on_drop: false }`
[INFO] [stdout] e2fb7f4e46d8c59a68dec7f690e14553005cbc3ec4fdd7df3930059be6cc80b7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c4d895eda3f6a58d74bbb6b89ccb65166ec0e3744bd1390c59e2c0f4e300a72e
[INFO] running `Command { std: "docker" "start" "-a" "c4d895eda3f6a58d74bbb6b89ccb65166ec0e3744bd1390c59e2c0f4e300a72e", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]     Checking cpufeatures v0.1.4
[INFO] [stderr]    Compiling futures-core v0.3.15
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]     Checking pin-project-lite v0.2.6
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking utf-8 v0.7.6
[INFO] [stderr]     Checking futures-sink v0.3.15
[INFO] [stderr]    Compiling semver v1.0.3
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking rgb v0.8.27
[INFO] [stderr]     Checking dotenv v0.15.0
[INFO] [stderr]     Checking tinyvec v1.2.0
[INFO] [stderr]    Compiling futures-util v0.3.15
[INFO] [stderr]    Compiling tokio v1.6.1
[INFO] [stderr]     Checking input_buffer v0.4.0
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking sha-1 v0.9.6
[INFO] [stderr]     Checking sha2 v0.9.5
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking mio v0.7.11
[INFO] [stderr]     Checking rand_core v0.6.2
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]     Checking pretty_env_logger v0.4.0
[INFO] [stderr]     Checking unicode-normalization v0.1.19
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]    Compiling darling_core v0.13.0
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling thiserror-impl v1.0.25
[INFO] [stderr]    Compiling darling_macro v0.13.0
[INFO] [stderr]    Compiling futures-macro v0.3.15
[INFO] [stderr]    Compiling pin-project-internal v1.0.7
[INFO] [stderr]    Compiling tokio-macros v1.2.0
[INFO] [stderr]    Compiling darling v0.13.0
[INFO] [stderr]    Compiling serde_with_macros v1.4.2
[INFO] [stderr]     Checking thiserror v1.0.25
[INFO] [stderr]     Checking tungstenite v0.13.0
[INFO] [stderr]     Checking pin-project v1.0.7
[INFO] [stderr]     Checking tokio-tungstenite v0.14.0
[INFO] [stderr]     Checking serde v1.0.126
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]     Checking serde_with v1.9.2
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking serde_test v1.0.126
[INFO] [stderr]     Checking obws v0.8.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 43.59s
[INFO] running `Command { std: "docker" "inspect" "c4d895eda3f6a58d74bbb6b89ccb65166ec0e3744bd1390c59e2c0f4e300a72e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4d895eda3f6a58d74bbb6b89ccb65166ec0e3744bd1390c59e2c0f4e300a72e", kill_on_drop: false }`
[INFO] [stdout] c4d895eda3f6a58d74bbb6b89ccb65166ec0e3744bd1390c59e2c0f4e300a72e