[INFO] fetching crate visionmagic 0.1.2...
[INFO] checking visionmagic-0.1.2 against try#45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 for pr-83744
[INFO] extracting crate visionmagic 0.1.2 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate visionmagic 0.1.2 on toolchain 45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate visionmagic 0.1.2
[INFO] finished tweaking crates.io crate visionmagic 0.1.2
[INFO] tweaked toml for crates.io crate visionmagic 0.1.2 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bit-vec v0.6.3
[INFO] [stderr]   Downloaded roots v0.0.6
[INFO] [stderr]   Downloaded flo_curves v0.3.1
[INFO] [stderr]   Downloaded visioncortex v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f60e1fdc00caafd3abd77a5504e99af867cc79d7b72a6eda012bf43b6fb6c551
[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" "f60e1fdc00caafd3abd77a5504e99af867cc79d7b72a6eda012bf43b6fb6c551", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f60e1fdc00caafd3abd77a5504e99af867cc79d7b72a6eda012bf43b6fb6c551", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f60e1fdc00caafd3abd77a5504e99af867cc79d7b72a6eda012bf43b6fb6c551", kill_on_drop: false }`
[INFO] [stdout] f60e1fdc00caafd3abd77a5504e99af867cc79d7b72a6eda012bf43b6fb6c551
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b6a2da7ce4e044ce335360103c3a1270f2591f6b3cd7f8082d0b94746b9f1d95
[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" "b6a2da7ce4e044ce335360103c3a1270f2591f6b3cd7f8082d0b94746b9f1d95", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking roots v0.0.6
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking flo_curves v0.3.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking visioncortex v0.4.0
[INFO] [stderr]     Checking visionmagic v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `params`
[INFO] [stdout]  --> src/cluster_stat.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     params: Params,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `params`
[INFO] [stdout]  --> src/cluster_stat.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     params: Params,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.81s
[INFO] running `Command { std: "docker" "inspect" "b6a2da7ce4e044ce335360103c3a1270f2591f6b3cd7f8082d0b94746b9f1d95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6a2da7ce4e044ce335360103c3a1270f2591f6b3cd7f8082d0b94746b9f1d95", kill_on_drop: false }`
[INFO] [stdout] b6a2da7ce4e044ce335360103c3a1270f2591f6b3cd7f8082d0b94746b9f1d95