[INFO] fetching crate frugalos_mds 1.2.0...
[INFO] checking frugalos_mds-1.2.0 against master#a836d9b6413d9d593be6c09463ff8c4c70e56599 for pr-84037
[INFO] extracting crate frugalos_mds 1.2.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate frugalos_mds 1.2.0 on toolchain a836d9b6413d9d593be6c09463ff8c4c70e56599
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a836d9b6413d9d593be6c09463ff8c4c70e56599" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate frugalos_mds 1.2.0
[INFO] finished tweaking crates.io crate frugalos_mds 1.2.0
[INFO] tweaked toml for crates.io crate frugalos_mds 1.2.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a836d9b6413d9d593be6c09463ff8c4c70e56599" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a836d9b6413d9d593be6c09463ff8c4c70e56599" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a836d9b6413d9d593be6c09463ff8c4c70e56599" "metadata" "--no-deps" "--format-version=1", 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] 13445d0cf4b745a416bf04fad912010776a1a6cb09a1429edcc9c9dba9ffbd0b
[INFO] running `Command { std: "docker" "start" "-a" "13445d0cf4b745a416bf04fad912010776a1a6cb09a1429edcc9c9dba9ffbd0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "13445d0cf4b745a416bf04fad912010776a1a6cb09a1429edcc9c9dba9ffbd0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13445d0cf4b745a416bf04fad912010776a1a6cb09a1429edcc9c9dba9ffbd0b", kill_on_drop: false }`
[INFO] [stdout] 13445d0cf4b745a416bf04fad912010776a1a6cb09a1429edcc9c9dba9ffbd0b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a836d9b6413d9d593be6c09463ff8c4c70e56599" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 450fc0c55066e6da22f38ee2a1922fa23a60a48ee3a237e5298b09e42fcdf319
[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" "450fc0c55066e6da22f38ee2a1922fa23a60a48ee3a237e5298b09e42fcdf319", kill_on_drop: false }`
[INFO] [stderr]    Compiling backtrace v0.3.58
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling procinfo v0.4.2
[INFO] [stderr]     Checking net2 v0.2.37
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]     Checking hostname v0.1.5
[INFO] [stderr]     Checking serde_yaml v0.8.17
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]    Compiling syn v1.0.71
[INFO] [stderr]     Checking fibers v0.1.13
[INFO] [stderr]     Checking uuid v0.7.4
[INFO] [stderr]     Checking fibers_global v0.1.2
[INFO] [stderr]    Compiling trackable_derive v1.0.0
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]     Checking trackable v1.2.0
[INFO] [stderr]     Checking trackable v0.2.24
[INFO] [stderr]     Checking prometrics v0.1.13
[INFO] [stderr]     Checking bytecodec v0.4.14
[INFO] [stderr]     Checking thrift_codec v0.1.1
[INFO] [stderr]     Checking rustracing v0.1.11
[INFO] [stderr]     Checking rustracing_jaeger v0.1.12
[INFO] [stderr]     Checking tasque v0.1.5
[INFO] [stderr]     Checking raftlog v0.6.0
[INFO] [stderr]     Checking cannyls v0.10.0
[INFO] [stderr]     Checking fibers_tasque v0.1.2
[INFO] [stderr]     Checking frugalos_core v1.2.0
[INFO] [stderr]     Checking fibers_rpc v0.3.4
[INFO] [stderr]     Checking protobuf_codec v0.2.8
[INFO] [stderr]     Checking patricia_tree v0.1.10
[INFO] [stderr]     Checking libfrugalos v0.7.0
[INFO] [stderr]     Checking raftlog_protobuf v0.3.0
[INFO] [stderr]     Checking frugalos_raft v1.2.0
[INFO] [stderr]     Checking frugalos_mds v1.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.21s
[INFO] running `Command { std: "docker" "inspect" "450fc0c55066e6da22f38ee2a1922fa23a60a48ee3a237e5298b09e42fcdf319", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "450fc0c55066e6da22f38ee2a1922fa23a60a48ee3a237e5298b09e42fcdf319", kill_on_drop: false }`
[INFO] [stdout] 450fc0c55066e6da22f38ee2a1922fa23a60a48ee3a237e5298b09e42fcdf319