[INFO] fetching crate bootloader 0.9.11...
[INFO] checking bootloader-0.9.11 against master#0dce3f606e05cffab7361c132a399d3550ab0df8 for pr-78376
[INFO] extracting crate bootloader 0.9.11 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate bootloader 0.9.11 on toolchain 0dce3f606e05cffab7361c132a399d3550ab0df8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0dce3f606e05cffab7361c132a399d3550ab0df8" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-10/source/.cargo/config
[INFO] started tweaking crates.io crate bootloader 0.9.11
[INFO] finished tweaking crates.io crate bootloader 0.9.11
[INFO] tweaked toml for crates.io crate bootloader 0.9.11 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate crates.io crate bootloader 0.9.11 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0dce3f606e05cffab7361c132a399d3550ab0df8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+0dce3f606e05cffab7361c132a399d3550ab0df8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 51823445819db5ef9f0c74e77402b61ba79ec56efea2244c5abaf9ec99dce9ce
[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" "51823445819db5ef9f0c74e77402b61ba79ec56efea2244c5abaf9ec99dce9ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "51823445819db5ef9f0c74e77402b61ba79ec56efea2244c5abaf9ec99dce9ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51823445819db5ef9f0c74e77402b61ba79ec56efea2244c5abaf9ec99dce9ce", kill_on_drop: false }`
[INFO] [stdout] 51823445819db5ef9f0c74e77402b61ba79ec56efea2244c5abaf9ec99dce9ce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+0dce3f606e05cffab7361c132a399d3550ab0df8" "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] 8316242a66e4d6a528e339edb3a6e358223030f3aeb1ba5520b88c0d5f12d425
[INFO] running `Command { std: "docker" "start" "-a" "8316242a66e4d6a528e339edb3a6e358223030f3aeb1ba5520b88c0d5f12d425", kill_on_drop: false }`
[INFO] [stderr]    Compiling bootloader v0.9.11 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.12s
[INFO] running `Command { std: "docker" "inspect" "8316242a66e4d6a528e339edb3a6e358223030f3aeb1ba5520b88c0d5f12d425", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8316242a66e4d6a528e339edb3a6e358223030f3aeb1ba5520b88c0d5f12d425", kill_on_drop: false }`
[INFO] [stdout] 8316242a66e4d6a528e339edb3a6e358223030f3aeb1ba5520b88c0d5f12d425