[INFO] fetching crate elastic_derive 0.21.0-pre.5...
[INFO] checking elastic_derive-0.21.0-pre.5 against try#15a786332e2f0dd343b226ab6bb8ec028a350f73 for pr-81782
[INFO] extracting crate elastic_derive 0.21.0-pre.5 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate elastic_derive 0.21.0-pre.5 on toolchain 15a786332e2f0dd343b226ab6bb8ec028a350f73
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+15a786332e2f0dd343b226ab6bb8ec028a350f73" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate elastic_derive 0.21.0-pre.5
[INFO] finished tweaking crates.io crate elastic_derive 0.21.0-pre.5
[INFO] tweaked toml for crates.io crate elastic_derive 0.21.0-pre.5 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+15a786332e2f0dd343b226ab6bb8ec028a350f73" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+15a786332e2f0dd343b226ab6bb8ec028a350f73" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+15a786332e2f0dd343b226ab6bb8ec028a350f73" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 034275c047c1128b1af48d7d27bd75578e94b66661c6852c585b64fd982b9f1d
[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" "034275c047c1128b1af48d7d27bd75578e94b66661c6852c585b64fd982b9f1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "034275c047c1128b1af48d7d27bd75578e94b66661c6852c585b64fd982b9f1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "034275c047c1128b1af48d7d27bd75578e94b66661c6852c585b64fd982b9f1d", kill_on_drop: false }`
[INFO] [stdout] 034275c047c1128b1af48d7d27bd75578e94b66661c6852c585b64fd982b9f1d
[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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+15a786332e2f0dd343b226ab6bb8ec028a350f73" "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] 85d6d616b5986d0df747b3a8d005276df7c729311d05cd942c3c102ce83f425f
[INFO] running `Command { std: "docker" "start" "-a" "85d6d616b5986d0df747b3a8d005276df7c729311d05cd942c3c102ce83f425f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.86
[INFO] [stderr]    Compiling serde v1.0.123
[INFO] [stderr]     Checking unicode-xid v0.0.4
[INFO] [stderr]     Checking quote v0.3.15
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking nom v2.2.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking synom v0.11.3
[INFO] [stderr]     Checking syn v0.11.11
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking serde_derive_internals v0.15.1
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking serde_json v1.0.62
[INFO] [stderr]     Checking elastic_derive v0.21.0-pre.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.20s
[INFO] running `Command { std: "docker" "inspect" "85d6d616b5986d0df747b3a8d005276df7c729311d05cd942c3c102ce83f425f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85d6d616b5986d0df747b3a8d005276df7c729311d05cd942c3c102ce83f425f", kill_on_drop: false }`
[INFO] [stdout] 85d6d616b5986d0df747b3a8d005276df7c729311d05cd942c3c102ce83f425f