[INFO] fetching crate osu-db 0.2.0...
[INFO] checking osu-db-0.2.0 against master#195ad4830e11a544391abe296b146450dea8411b for pr-82781
[INFO] extracting crate osu-db 0.2.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate osu-db 0.2.0 on toolchain 195ad4830e11a544391abe296b146450dea8411b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate osu-db 0.2.0
[INFO] finished tweaking crates.io crate osu-db 0.2.0
[INFO] tweaked toml for crates.io crate osu-db 0.2.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8f126f0c59a9ddd2e2b54227803686a1170b44f667fd4fee718bfa1d3b05160b
[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" "8f126f0c59a9ddd2e2b54227803686a1170b44f667fd4fee718bfa1d3b05160b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8f126f0c59a9ddd2e2b54227803686a1170b44f667fd4fee718bfa1d3b05160b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f126f0c59a9ddd2e2b54227803686a1170b44f667fd4fee718bfa1d3b05160b", kill_on_drop: false }`
[INFO] [stdout] 8f126f0c59a9ddd2e2b54227803686a1170b44f667fd4fee718bfa1d3b05160b
[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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 360e7d30bdd316fe3f4f6ebf96899cf3ba5578f601d3678376a1f3799ce20334
[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" "360e7d30bdd316fe3f4f6ebf96899cf3ba5578f601d3678376a1f3799ce20334", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling lzma-sys v0.1.17
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking xz2 v0.1.6
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking osu-db v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `beatmap_size`
[INFO] [stdout]    --> src/listing.rs:288:5
[INFO] [stdout]     |
[INFO] [stdout] 288 |     beatmap_size: cond!(version<CHANGE_20191106, int) >>
[INFO] [stdout]     |     ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_beatmap_size`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `beatmap_size`
[INFO] [stdout]    --> src/listing.rs:288:5
[INFO] [stdout]     |
[INFO] [stdout] 288 |     beatmap_size: cond!(version<CHANGE_20191106, int) >>
[INFO] [stdout]     |     ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_beatmap_size`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` 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 10.53s
[INFO] running `Command { std: "docker" "inspect" "360e7d30bdd316fe3f4f6ebf96899cf3ba5578f601d3678376a1f3799ce20334", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "360e7d30bdd316fe3f4f6ebf96899cf3ba5578f601d3678376a1f3799ce20334", kill_on_drop: false }`
[INFO] [stdout] 360e7d30bdd316fe3f4f6ebf96899cf3ba5578f601d3678376a1f3799ce20334