[INFO] fetching crate mozrunner 0.12.0...
[INFO] checking mozrunner-0.12.0 against master#2ad5292aea6328113b55968b4322528d48261316 for pr-80243
[INFO] extracting crate mozrunner 0.12.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate mozrunner 0.12.0 on toolchain 2ad5292aea6328113b55968b4322528d48261316
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+2ad5292aea6328113b55968b4322528d48261316" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mozrunner 0.12.0
[INFO] finished tweaking crates.io crate mozrunner 0.12.0
[INFO] tweaked toml for crates.io crate mozrunner 0.12.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate mozrunner 0.12.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+2ad5292aea6328113b55968b4322528d48261316" "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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+2ad5292aea6328113b55968b4322528d48261316" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 348b2b77af94171a1ccb72110d3c860610e55ca2e4cea4076129a93e585c8bf7
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "348b2b77af94171a1ccb72110d3c860610e55ca2e4cea4076129a93e585c8bf7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "348b2b77af94171a1ccb72110d3c860610e55ca2e4cea4076129a93e585c8bf7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "348b2b77af94171a1ccb72110d3c860610e55ca2e4cea4076129a93e585c8bf7", kill_on_drop: false }`
[INFO] [stdout] 348b2b77af94171a1ccb72110d3c860610e55ca2e4cea4076129a93e585c8bf7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+2ad5292aea6328113b55968b4322528d48261316" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 430acb886e3cc0ee2502f56d9539ac5c63e5796740986bd6d22bd03152d94421
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "430acb886e3cc0ee2502f56d9539ac5c63e5796740986bd6d22bd03152d94421", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]     Checking safemem v0.3.3
[INFO] [stderr]     Checking xml-rs v0.8.3
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling indexmap v1.6.0
[INFO] [stderr]     Checking base64 v0.10.1
[INFO] [stderr]     Checking log v0.4.11
[INFO] [stderr]     Checking line-wrap v0.1.1
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking mozprofile v0.7.0
[INFO] [stderr]     Checking plist v0.5.5
[INFO] [stderr]     Checking mozrunner v0.12.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.03s
[INFO] running `Command { std: "docker" "inspect" "430acb886e3cc0ee2502f56d9539ac5c63e5796740986bd6d22bd03152d94421", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "430acb886e3cc0ee2502f56d9539ac5c63e5796740986bd6d22bd03152d94421", kill_on_drop: false }`
[INFO] [stdout] 430acb886e3cc0ee2502f56d9539ac5c63e5796740986bd6d22bd03152d94421