[INFO] fetching crate ledb-derive 0.4.0...
[INFO] checking ledb-derive-0.4.0 against try#9c1dcf141bc0875407c4eb36972857bd3db713e2 for pr-81863
[INFO] extracting crate ledb-derive 0.4.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate ledb-derive 0.4.0 on toolchain 9c1dcf141bc0875407c4eb36972857bd3db713e2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ledb-derive 0.4.0
[INFO] finished tweaking crates.io crate ledb-derive 0.4.0
[INFO] tweaked toml for crates.io crate ledb-derive 0.4.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ron v0.6.4
[INFO] [stderr]   Downloaded supercow v0.1.0
[INFO] [stderr]   Downloaded ledb-types v0.4.0
[INFO] [stderr]   Downloaded liblmdb-sys v0.2.2
[INFO] [stderr]   Downloaded ledb v0.4.0
[INFO] [stderr]   Downloaded lmdb-zero v0.4.4
[INFO] [stderr]   Downloaded ledb-derive v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4b529eda52ead97a229ed097313e181c156e88afd57403428fe94164fcb1d8a6
[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" "4b529eda52ead97a229ed097313e181c156e88afd57403428fe94164fcb1d8a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4b529eda52ead97a229ed097313e181c156e88afd57403428fe94164fcb1d8a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b529eda52ead97a229ed097313e181c156e88afd57403428fe94164fcb1d8a6", kill_on_drop: false }`
[INFO] [stdout] 4b529eda52ead97a229ed097313e181c156e88afd57403428fe94164fcb1d8a6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "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] c9e7112fccc6dba89aed200408fcd53f244fd202b198178b81e64cbd8dfb211f
[INFO] running `Command { std: "docker" "start" "-a" "c9e7112fccc6dba89aed200408fcd53f244fd202b198178b81e64cbd8dfb211f", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling serde_derive v1.0.123
[INFO] [stderr]    Compiling serde v1.0.123
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde_json v1.0.62
[INFO] [stderr]     Checking unicode-xid v0.2.1
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]     Checking bitflags v0.9.1
[INFO] [stderr]     Checking supercow v0.1.0
[INFO] [stderr]     Checking dunce v1.0.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking dirs-sys v0.3.5
[INFO] [stderr]     Checking proc-macro2 v1.0.24
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking quote v1.0.8
[INFO] [stderr]    Compiling liblmdb-sys v0.2.2
[INFO] [stderr]     Checking ledb-derive v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking lmdb-zero v0.4.4
[INFO] [stderr]    Compiling ledb-derive v0.4.0
[INFO] [stderr]     Checking serde_cbor v0.11.1
[INFO] [stderr]     Checking ordered-float v1.1.1
[INFO] [stderr]     Checking ron v0.6.4
[INFO] [stderr]     Checking serde_bytes v0.11.5
[INFO] [stderr]     Checking ledb-types v0.4.0
[INFO] [stderr]     Checking ledb v0.4.0
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 40.38s
[INFO] running `Command { std: "docker" "inspect" "c9e7112fccc6dba89aed200408fcd53f244fd202b198178b81e64cbd8dfb211f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9e7112fccc6dba89aed200408fcd53f244fd202b198178b81e64cbd8dfb211f", kill_on_drop: false }`
[INFO] [stdout] c9e7112fccc6dba89aed200408fcd53f244fd202b198178b81e64cbd8dfb211f