[INFO] fetching crate tendril 0.4.2...
[INFO] checking tendril-0.4.2 against try#32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d for pr-83312
[INFO] extracting crate tendril 0.4.2 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate tendril 0.4.2 on toolchain 32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tendril 0.4.2
[INFO] finished tweaking crates.io crate tendril 0.4.2
[INFO] tweaked toml for crates.io crate tendril 0.4.2 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate tendril 0.4.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded encoding v0.2.33
[INFO] [stderr]   Downloaded encoding-index-japanese v1.20141219.5
[INFO] [stderr]   Downloaded encoding_index_tests v0.1.4
[INFO] [stderr]   Downloaded encoding_rs v0.8.22
[INFO] [stderr]   Downloaded encoding-index-singlebyte v1.20141219.5
[INFO] [stderr]   Downloaded encoding-index-korean v1.20141219.5
[INFO] [stderr]   Downloaded encoding-index-simpchinese v1.20141219.5
[INFO] [stderr]   Downloaded encoding-index-tradchinese v1.20141219.5
[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@sha256:4f92631de1aa59f8320307485d3b3c869a5c90ab1d76ce2cffab9807b8c9a1fb" "/opt/rustwide/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4e71b3b9c7234a07bccbf930489fdb0b0e53f50c2e26accef64c84b7d8f7e432
[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" "4e71b3b9c7234a07bccbf930489fdb0b0e53f50c2e26accef64c84b7d8f7e432", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4e71b3b9c7234a07bccbf930489fdb0b0e53f50c2e26accef64c84b7d8f7e432", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e71b3b9c7234a07bccbf930489fdb0b0e53f50c2e26accef64c84b7d8f7e432", kill_on_drop: false }`
[INFO] [stdout] 4e71b3b9c7234a07bccbf930489fdb0b0e53f50c2e26accef64c84b7d8f7e432
[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@sha256:4f92631de1aa59f8320307485d3b3c869a5c90ab1d76ce2cffab9807b8c9a1fb" "/opt/rustwide/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ad80620289d27f0c6d257ed0bde3d09c0ed85fb8ea3088cc9f23d27efb524786
[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" "ad80620289d27f0c6d257ed0bde3d09c0ed85fb8ea3088cc9f23d27efb524786", kill_on_drop: false }`
[INFO] [stderr]     Checking new_debug_unreachable v1.0.4
[INFO] [stderr]     Checking mac v0.1.1
[INFO] [stderr]     Checking utf-8 v0.7.5
[INFO] [stderr]     Checking futf v0.1.4
[INFO] [stderr]     Checking tendril v0.4.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.65s
[INFO] running `Command { std: "docker" "inspect" "ad80620289d27f0c6d257ed0bde3d09c0ed85fb8ea3088cc9f23d27efb524786", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad80620289d27f0c6d257ed0bde3d09c0ed85fb8ea3088cc9f23d27efb524786", kill_on_drop: false }`
[INFO] [stdout] ad80620289d27f0c6d257ed0bde3d09c0ed85fb8ea3088cc9f23d27efb524786