[INFO] fetching crate splinter 0.5.15...
[INFO] checking splinter-0.5.15 against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3
[INFO] extracting crate splinter 0.5.15 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate splinter 0.5.15 on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate splinter 0.5.15
[INFO] finished tweaking crates.io crate splinter 0.5.15
[INFO] tweaked toml for crates.io crate splinter 0.5.15 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate splinter 0.5.15 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3beba9fd2d6806271d5effaae2d560ec72f47dd23e3a05f2e861c87cf45c055a
[INFO] running `Command { std: "docker" "start" "-a" "3beba9fd2d6806271d5effaae2d560ec72f47dd23e3a05f2e861c87cf45c055a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3beba9fd2d6806271d5effaae2d560ec72f47dd23e3a05f2e861c87cf45c055a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3beba9fd2d6806271d5effaae2d560ec72f47dd23e3a05f2e861c87cf45c055a", kill_on_drop: false }`
[INFO] [stdout] 3beba9fd2d6806271d5effaae2d560ec72f47dd23e3a05f2e861c87cf45c055a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f42310ae380a1fabc7dbc6e9e73fe451fd11b0528ff583d2ccab1ad6cfefcd7c
[INFO] running `Command { std: "docker" "start" "-a" "f42310ae380a1fabc7dbc6e9e73fe451fd11b0528ff583d2ccab1ad6cfefcd7c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.99
[INFO] [stderr]    Compiling syn v1.0.74
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[INFO] [stderr]    Compiling protoc-rust v2.25.0
[INFO] [stderr]    Compiling pin-project-internal v1.0.8
[INFO] [stderr]    Compiling serial_test_derive v0.3.2
[INFO] [stderr]     Checking serial_test v0.3.2
[INFO] [stderr]     Checking pin-project v1.0.8
[INFO] [stderr]     Checking atomicwrites v0.2.5
[INFO] [stderr]     Checking tracing-futures v0.2.5
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking cylinder v0.2.2
[INFO] [stderr]    Compiling splinter v0.5.15 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking tokio-tls v0.3.1
[INFO] [stderr]     Checking h2 v0.2.7
[INFO] [stderr]     Checking hyper v0.13.10
[INFO] [stderr]     Checking serde_json v1.0.66
[INFO] [stderr]     Checking serde_urlencoded v0.7.0
[INFO] [stderr]     Checking serde_yaml v0.8.18
[INFO] [stderr]     Checking hyper-tls v0.4.3
[INFO] [stderr]     Checking reqwest v0.10.10
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 59.60s
[INFO] running `Command { std: "docker" "inspect" "f42310ae380a1fabc7dbc6e9e73fe451fd11b0528ff583d2ccab1ad6cfefcd7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f42310ae380a1fabc7dbc6e9e73fe451fd11b0528ff583d2ccab1ad6cfefcd7c", kill_on_drop: false }`
[INFO] [stdout] f42310ae380a1fabc7dbc6e9e73fe451fd11b0528ff583d2ccab1ad6cfefcd7c