[INFO] fetching crate rustdoc-stripper 0.1.15...
[INFO] checking rustdoc-stripper-0.1.15 against try#894d32a5432c6a6461bb2aac7c3d5f2e87dce83f for pr-77015
[INFO] extracting crate rustdoc-stripper 0.1.15 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate rustdoc-stripper 0.1.15 on toolchain 894d32a5432c6a6461bb2aac7c3d5f2e87dce83f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rustdoc-stripper 0.1.15
[INFO] finished tweaking crates.io crate rustdoc-stripper 0.1.15
[INFO] tweaked toml for crates.io crate rustdoc-stripper 0.1.15 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate crates.io crate rustdoc-stripper 0.1.15 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "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" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 00277f9b8b5d7e6a2b9f2e4f99dc45bfa3b7a1ddf30ba8d75b0e997b6062f25b
[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" "00277f9b8b5d7e6a2b9f2e4f99dc45bfa3b7a1ddf30ba8d75b0e997b6062f25b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "00277f9b8b5d7e6a2b9f2e4f99dc45bfa3b7a1ddf30ba8d75b0e997b6062f25b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00277f9b8b5d7e6a2b9f2e4f99dc45bfa3b7a1ddf30ba8d75b0e997b6062f25b", kill_on_drop: false }`
[INFO] [stdout] 00277f9b8b5d7e6a2b9f2e4f99dc45bfa3b7a1ddf30ba8d75b0e997b6062f25b
[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" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 508fdb810e4c695b02966bfd55a1436f46aa429cd2db924848ada0c1a6edbaec
[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" "508fdb810e4c695b02966bfd55a1436f46aa429cd2db924848ada0c1a6edbaec", kill_on_drop: false }`
[INFO] [stderr]     Checking cfg-if v0.1.9
[INFO] [stderr]     Checking rustdoc-stripper v0.1.15 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking tempfile v3.0.8
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.12s
[INFO] running `Command { std: "docker" "inspect" "508fdb810e4c695b02966bfd55a1436f46aa429cd2db924848ada0c1a6edbaec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "508fdb810e4c695b02966bfd55a1436f46aa429cd2db924848ada0c1a6edbaec", kill_on_drop: false }`
[INFO] [stdout] 508fdb810e4c695b02966bfd55a1436f46aa429cd2db924848ada0c1a6edbaec