[INFO] fetching crate throbber 0.1.4...
[INFO] checking throbber-0.1.4 against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3
[INFO] extracting crate throbber 0.1.4 into /workspace/builds/worker-67/source
[INFO] validating manifest of crates.io crate throbber 0.1.4 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 throbber 0.1.4
[INFO] finished tweaking crates.io crate throbber 0.1.4
[INFO] tweaked toml for crates.io crate throbber 0.1.4 written to /workspace/builds/worker-67/source/Cargo.toml
[INFO] crate crates.io crate throbber 0.1.4 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 }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/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] 6f07e1a408db273bcd4c8dd57d664d961f258d1f5d0993632479f1880b59e8a4
[INFO] running `Command { std: "docker" "start" "-a" "6f07e1a408db273bcd4c8dd57d664d961f258d1f5d0993632479f1880b59e8a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6f07e1a408db273bcd4c8dd57d664d961f258d1f5d0993632479f1880b59e8a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f07e1a408db273bcd4c8dd57d664d961f258d1f5d0993632479f1880b59e8a4", kill_on_drop: false }`
[INFO] [stdout] 6f07e1a408db273bcd4c8dd57d664d961f258d1f5d0993632479f1880b59e8a4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/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] 9bf62e832f898eb1555b070c67a466acb221eb26cdc1f22cade52c7f21dec574
[INFO] running `Command { std: "docker" "start" "-a" "9bf62e832f898eb1555b070c67a466acb221eb26cdc1f22cade52c7f21dec574", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking throbber v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.48s
[INFO] running `Command { std: "docker" "inspect" "9bf62e832f898eb1555b070c67a466acb221eb26cdc1f22cade52c7f21dec574", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9bf62e832f898eb1555b070c67a466acb221eb26cdc1f22cade52c7f21dec574", kill_on_drop: false }`
[INFO] [stdout] 9bf62e832f898eb1555b070c67a466acb221eb26cdc1f22cade52c7f21dec574