[INFO] cloning repository https://github.com/seven-two-eight/fuzzy-match
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/seven-two-eight/fuzzy-match" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fseven-two-eight%2Ffuzzy-match", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fseven-two-eight%2Ffuzzy-match'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 02e76c597369dd4302354b6d65e0f503109d5970
[INFO] checking seven-two-eight/fuzzy-match against try#f6e2f78768c57172b99c3e85892f867894dc7e30 for pr-75502
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fseven-two-eight%2Ffuzzy-match" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/seven-two-eight/fuzzy-match on toolchain f6e2f78768c57172b99c3e85892f867894dc7e30
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/seven-two-eight/fuzzy-match
[INFO] finished tweaking git repo https://github.com/seven-two-eight/fuzzy-match
[INFO] tweaked toml for git repo https://github.com/seven-two-eight/fuzzy-match written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/seven-two-eight/fuzzy-match already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 87260b5d88c9b7e6eb502bcf6560d06371a841ab758abea223625a82351c4726
[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" "87260b5d88c9b7e6eb502bcf6560d06371a841ab758abea223625a82351c4726", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "87260b5d88c9b7e6eb502bcf6560d06371a841ab758abea223625a82351c4726", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87260b5d88c9b7e6eb502bcf6560d06371a841ab758abea223625a82351c4726", kill_on_drop: false }`
[INFO] [stdout] 87260b5d88c9b7e6eb502bcf6560d06371a841ab758abea223625a82351c4726
[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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 11a41aa06736d14658e8315e38ce4ec574ec5d2785796228043fd8332a396915
[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" "11a41aa06736d14658e8315e38ce4ec574ec5d2785796228043fd8332a396915", kill_on_drop: false }`
[INFO] [stderr]    Compiling stdweb-internal-runtime v0.1.0
[INFO] [stderr]     Checking discard v1.0.4
[INFO] [stderr]    Compiling quote v0.6.8
[INFO] [stderr]     Checking serde_json v1.0.32
[INFO] [stderr]    Compiling syn v0.15.8
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]    Compiling serde_derive v1.0.79
[INFO] [stderr]    Compiling stdweb-derive v0.5.0
[INFO] [stderr]     Checking stdweb v0.4.9
[INFO] [stderr]     Checking fuzzy-match v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/marks.rs:95:17
[INFO] [stdout]    |
[INFO] [stdout] 95 |                 write!(f, "    ");
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/marks.rs:97:17
[INFO] [stdout]    |
[INFO] [stdout] 97 |                 write!(f, "{:<4.4}", record_id);
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::result::Result::<T, E>::is_ok` that must be used
[INFO] [stdout]    --> src/web_ui.rs:261:5
[INFO] [stdout]     |
[INFO] [stdout] 261 | /     select( &format!(".{}", CLASS_OPEN_TAB) )
[INFO] [stdout] 262 | |         .set_attribute("class", CLASS_CLOSED_TAB).is_ok();
[INFO] [stdout]     | |__________________________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you intended to assert that this is ok, consider `.unwrap()` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::result::Result::<T, E>::is_ok` that must be used
[INFO] [stdout]    --> src/web_ui.rs:263:5
[INFO] [stdout]     |
[INFO] [stdout] 263 |     tab.set_attribute("class", CLASS_OPEN_TAB).is_ok();
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you intended to assert that this is ok, consider `.unwrap()` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/marks.rs:95:17
[INFO] [stdout]    |
[INFO] [stdout] 95 |                 write!(f, "    ");
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/marks.rs:97:17
[INFO] [stdout]    |
[INFO] [stdout] 97 |                 write!(f, "{:<4.4}", record_id);
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::result::Result::<T, E>::is_ok` that must be used
[INFO] [stdout]    --> src/web_ui.rs:261:5
[INFO] [stdout]     |
[INFO] [stdout] 261 | /     select( &format!(".{}", CLASS_OPEN_TAB) )
[INFO] [stdout] 262 | |         .set_attribute("class", CLASS_CLOSED_TAB).is_ok();
[INFO] [stdout]     | |__________________________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you intended to assert that this is ok, consider `.unwrap()` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::result::Result::<T, E>::is_ok` that must be used
[INFO] [stdout]    --> src/web_ui.rs:263:5
[INFO] [stdout]     |
[INFO] [stdout] 263 |     tab.set_attribute("class", CLASS_OPEN_TAB).is_ok();
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you intended to assert that this is ok, consider `.unwrap()` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 42.69s
[INFO] running `Command { std: "docker" "inspect" "11a41aa06736d14658e8315e38ce4ec574ec5d2785796228043fd8332a396915", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "11a41aa06736d14658e8315e38ce4ec574ec5d2785796228043fd8332a396915", kill_on_drop: false }`
[INFO] [stdout] 11a41aa06736d14658e8315e38ce4ec574ec5d2785796228043fd8332a396915