[INFO] fetching crate chrome-devtools-rs 0.0.0-alpha.2...
[INFO] checking chrome-devtools-rs-0.0.0-alpha.2 against master#39b841dfe36f90a7cd111e7f0c55f32594f6e578 for pr-77035
[INFO] extracting crate chrome-devtools-rs 0.0.0-alpha.2 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate chrome-devtools-rs 0.0.0-alpha.2 on toolchain 39b841dfe36f90a7cd111e7f0c55f32594f6e578
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39b841dfe36f90a7cd111e7f0c55f32594f6e578" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate chrome-devtools-rs 0.0.0-alpha.2
[INFO] finished tweaking crates.io crate chrome-devtools-rs 0.0.0-alpha.2
[INFO] tweaked toml for crates.io crate chrome-devtools-rs 0.0.0-alpha.2 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39b841dfe36f90a7cd111e7f0c55f32594f6e578" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39b841dfe36f90a7cd111e7f0c55f32594f6e578" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+39b841dfe36f90a7cd111e7f0c55f32594f6e578" "metadata" "--no-deps" "--format-version=1", 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] e96feafee92777353e54ec6a121e4de6f6e8dc3caf596c5be07a4238010c6d8a
[INFO] running `Command { std: "docker" "start" "-a" "e96feafee92777353e54ec6a121e4de6f6e8dc3caf596c5be07a4238010c6d8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e96feafee92777353e54ec6a121e4de6f6e8dc3caf596c5be07a4238010c6d8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e96feafee92777353e54ec6a121e4de6f6e8dc3caf596c5be07a4238010c6d8a", kill_on_drop: false }`
[INFO] [stdout] e96feafee92777353e54ec6a121e4de6f6e8dc3caf596c5be07a4238010c6d8a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+39b841dfe36f90a7cd111e7f0c55f32594f6e578" "check" "--frozen" "--all" "--all-targets" "--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] ceca987b0a76ff9add55a2af6d52d7f3cc331978866393fdfaf799f071540220
[INFO] running `Command { std: "docker" "start" "-a" "ceca987b0a76ff9add55a2af6d52d7f3cc331978866393fdfaf799f071540220", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde_json v1.0.60
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking unescape v0.1.0
[INFO] [stderr]     Checking terminal_size v0.1.15
[INFO] [stderr]     Checking termios v0.3.3
[INFO] [stderr]     Checking console v0.11.3
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling syn v1.0.54
[INFO] [stderr]     Checking serde v1.0.118
[INFO] [stderr]     Checking chrome-devtools-rs v0.0.0-alpha.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 37.47s
[INFO] running `Command { std: "docker" "inspect" "ceca987b0a76ff9add55a2af6d52d7f3cc331978866393fdfaf799f071540220", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ceca987b0a76ff9add55a2af6d52d7f3cc331978866393fdfaf799f071540220", kill_on_drop: false }`
[INFO] [stdout] ceca987b0a76ff9add55a2af6d52d7f3cc331978866393fdfaf799f071540220