[INFO] cloning repository https://github.com/JohnScience/headless_browser_example
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/JohnScience/headless_browser_example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJohnScience%2Fheadless_browser_example", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJohnScience%2Fheadless_browser_example'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 10e3fc2a87845c5077e8c74583720a03eabaa5f1
[INFO] checking JohnScience/headless_browser_example against master#8a497b7181cad4ae66dbd6cc31042b69b6bd0df7 for pr-102474
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJohnScience%2Fheadless_browser_example" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/JohnScience/headless_browser_example on toolchain 8a497b7181cad4ae66dbd6cc31042b69b6bd0df7
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8a497b7181cad4ae66dbd6cc31042b69b6bd0df7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/JohnScience/headless_browser_example
[INFO] finished tweaking git repo https://github.com/JohnScience/headless_browser_example
[INFO] tweaked toml for git repo https://github.com/JohnScience/headless_browser_example written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/JohnScience/headless_browser_example already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8a497b7181cad4ae66dbd6cc31042b69b6bd0df7" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded derive_builder_core v0.5.0
[INFO] [stderr]   Downloaded darling_macro v0.9.0
[INFO] [stderr]   Downloaded which v2.0.1
[INFO] [stderr]   Downloaded darling v0.9.0
[INFO] [stderr]   Downloaded darling_core v0.9.0
[INFO] [stderr]   Downloaded headless_chrome v0.9.0
[INFO] [stderr]   Downloaded derive_builder v0.7.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:3d1cd00eb6e6ea2a7969240779edeaeff35b24be85036c63b883ba933028a15f" "/opt/rustwide/cargo-home/bin/cargo" "+8a497b7181cad4ae66dbd6cc31042b69b6bd0df7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f94c25a4b115a7ca2f363b5a9121ebbe3f3fcd73d7571c3a3221aefbdc403ed9
[INFO] running `Command { std: "docker" "start" "-a" "f94c25a4b115a7ca2f363b5a9121ebbe3f3fcd73d7571c3a3221aefbdc403ed9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f94c25a4b115a7ca2f363b5a9121ebbe3f3fcd73d7571c3a3221aefbdc403ed9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f94c25a4b115a7ca2f363b5a9121ebbe3f3fcd73d7571c3a3221aefbdc403ed9", kill_on_drop: false }`
[INFO] [stdout] f94c25a4b115a7ca2f363b5a9121ebbe3f3fcd73d7571c3a3221aefbdc403ed9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:3d1cd00eb6e6ea2a7969240779edeaeff35b24be85036c63b883ba933028a15f" "/opt/rustwide/cargo-home/bin/cargo" "+8a497b7181cad4ae66dbd6cc31042b69b6bd0df7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9ca6a9be3b9b6a80f3f0231f47368214c3ff336b7b0d25c4a77df580f00b7b5f
[INFO] running `Command { std: "docker" "start" "-a" "9ca6a9be3b9b6a80f3f0231f47368214c3ff336b7b0d25c4a77df580f00b7b5f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.122
[INFO] [stderr]    Compiling autocfg v1.1.0
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[INFO] [stderr]     Checking rand_core v0.4.2
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[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling syn v1.0.91
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[INFO] [stderr]    Compiling unicode-xid v0.1.0
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[INFO] [stderr]    Compiling syn v0.15.44
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[INFO] [stderr]    Compiling autocfg v0.1.8
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[INFO] [stderr]    Compiling serde_derive v1.0.136
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[INFO] [stderr]    Compiling derive_builder v0.7.2
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[INFO] [stderr]    Compiling serde_json v1.0.79
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[INFO] [stderr]     Checking tempfile v3.3.0
[INFO] [stderr]     Checking websocket v0.23.0
[INFO] [stderr]     Checking regex v1.5.5
[INFO] [stderr]    Compiling darling_core v0.9.0
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking which v2.0.1
[INFO] [stderr]     Checking env_logger v0.6.2
[INFO] [stderr]    Compiling darling_macro v0.9.0
[INFO] [stderr]    Compiling darling v0.9.0
[INFO] [stderr]    Compiling derive_builder_core v0.5.0
[INFO] [stderr]     Checking headless_chrome v0.9.0
[INFO] [stderr]     Checking headless_browser_example v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 27.90s
[INFO] running `Command { std: "docker" "inspect" "9ca6a9be3b9b6a80f3f0231f47368214c3ff336b7b0d25c4a77df580f00b7b5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ca6a9be3b9b6a80f3f0231f47368214c3ff336b7b0d25c4a77df580f00b7b5f", kill_on_drop: false }`
[INFO] [stdout] 9ca6a9be3b9b6a80f3f0231f47368214c3ff336b7b0d25c4a77df580f00b7b5f