[INFO] fetching crate badgeland 0.12.0...
[INFO] checking badgeland-0.12.0 against 1.55.0 for beta-1.56-3
[INFO] extracting crate badgeland 0.12.0 into /workspace/builds/worker-30/source
[INFO] validating manifest of crates.io crate badgeland 0.12.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate badgeland 0.12.0
[INFO] finished tweaking crates.io crate badgeland 0.12.0
[INFO] tweaked toml for crates.io crate badgeland 0.12.0 written to /workspace/builds/worker-30/source/Cargo.toml
[INFO] crate crates.io crate badgeland 0.12.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b2915835c38a8819e29b3968ac56884053fb44dd8bfa50b4da8d4a5f703a6222
[INFO] running `Command { std: "docker" "start" "-a" "b2915835c38a8819e29b3968ac56884053fb44dd8bfa50b4da8d4a5f703a6222", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b2915835c38a8819e29b3968ac56884053fb44dd8bfa50b4da8d4a5f703a6222", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2915835c38a8819e29b3968ac56884053fb44dd8bfa50b4da8d4a5f703a6222", kill_on_drop: false }`
[INFO] [stdout] b2915835c38a8819e29b3968ac56884053fb44dd8bfa50b4da8d4a5f703a6222
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1d6bffa834637658700df8c7931b1ab2375b8c08cc32ece4a071e56ff65ba8e5
[INFO] running `Command { std: "docker" "start" "-a" "1d6bffa834637658700df8c7931b1ab2375b8c08cc32ece4a071e56ff65ba8e5", kill_on_drop: false }`
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[INFO] [stderr]    Compiling badgeland v0.12.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/badge/mod.rs:292:9
[INFO] [stdout]     |
[INFO] [stdout] 292 |         &badge.subject("just text");
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/badge/mod.rs:302:9
[INFO] [stdout]     |
[INFO] [stdout] 302 |         &badge.subject("just text");
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/badge/mod.rs:312:9
[INFO] [stdout]     |
[INFO] [stdout] 312 |         &badge.subject("just subject");
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/badge/mod.rs:324:9
[INFO] [stdout]     |
[INFO] [stdout] 324 |         &badge.subject("just text");
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/badge/mod.rs:349:9
[INFO] [stdout]     |
[INFO] [stdout] 349 |         &badge.subject("with icon").icon(icon);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/badge/mod.rs:365:9
[INFO] [stdout]     |
[INFO] [stdout] 365 |         &badge.icon(icon);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/badge/mod.rs:379:9
[INFO] [stdout]     |
[INFO] [stdout] 379 |         &badge.subject("with icon").size(Size::Medium);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/badge/mod.rs:388:9
[INFO] [stdout]     |
[INFO] [stdout] 388 |         &badge.subject("with icon").size(Size::Large);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 32.15s
[INFO] running `Command { std: "docker" "inspect" "1d6bffa834637658700df8c7931b1ab2375b8c08cc32ece4a071e56ff65ba8e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d6bffa834637658700df8c7931b1ab2375b8c08cc32ece4a071e56ff65ba8e5", kill_on_drop: false }`
[INFO] [stdout] 1d6bffa834637658700df8c7931b1ab2375b8c08cc32ece4a071e56ff65ba8e5
