[INFO] fetching crate ftp-client 0.1.2...
[INFO] checking ftp-client-0.1.2 against try#894d32a5432c6a6461bb2aac7c3d5f2e87dce83f for pr-77015
[INFO] extracting crate ftp-client 0.1.2 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate ftp-client 0.1.2 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 ftp-client 0.1.2
[INFO] finished tweaking crates.io crate ftp-client 0.1.2
[INFO] tweaked toml for crates.io crate ftp-client 0.1.2 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate ftp-client 0.1.2 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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded case v0.1.0
[INFO] [stderr]   Downloaded derive-error v0.0.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 1b8c5f3d54465afc01faf9fe6969ea128e35f097190e531e20b20c65651a8928
[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" "1b8c5f3d54465afc01faf9fe6969ea128e35f097190e531e20b20c65651a8928", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1b8c5f3d54465afc01faf9fe6969ea128e35f097190e531e20b20c65651a8928", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b8c5f3d54465afc01faf9fe6969ea128e35f097190e531e20b20c65651a8928", kill_on_drop: false }`
[INFO] [stdout] 1b8c5f3d54465afc01faf9fe6969ea128e35f097190e531e20b20c65651a8928
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 61ec00e43f4e2651eff2d255cb982c0d1c848de60f2e503daa6c820a1c306142
[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" "61ec00e43f4e2651eff2d255cb982c0d1c848de60f2e503daa6c820a1c306142", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.47
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling openssl v0.10.26
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling syn v1.0.11
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling native-tls v0.2.3
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]     Checking openssl-probe v0.1.2
[INFO] [stderr]    Compiling case v0.1.0
[INFO] [stderr]     Checking once_cell v1.2.0
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling openssl-sys v0.9.53
[INFO] [stderr]    Compiling derive-error v0.0.4
[INFO] [stderr]    Compiling derive_more v0.99.2
[INFO] [stderr]     Checking ftp-client v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 36.02s
[INFO] running `Command { std: "docker" "inspect" "61ec00e43f4e2651eff2d255cb982c0d1c848de60f2e503daa6c820a1c306142", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "61ec00e43f4e2651eff2d255cb982c0d1c848de60f2e503daa6c820a1c306142", kill_on_drop: false }`
[INFO] [stdout] 61ec00e43f4e2651eff2d255cb982c0d1c848de60f2e503daa6c820a1c306142