[INFO] cloning repository https://github.com/Erutuon/parse-mediawiki-sql
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Erutuon/parse-mediawiki-sql" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FErutuon%2Fparse-mediawiki-sql", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FErutuon%2Fparse-mediawiki-sql'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fa57c428ebd88b8968bd4af67e1cce20396e2c29
[INFO] checking Erutuon/parse-mediawiki-sql against try#3e22d1f9053c0fc87629b3c6d5d9567856368e5d for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FErutuon%2Fparse-mediawiki-sql" "/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/Erutuon/parse-mediawiki-sql on toolchain 3e22d1f9053c0fc87629b3c6d5d9567856368e5d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Erutuon/parse-mediawiki-sql
[INFO] finished tweaking git repo https://github.com/Erutuon/parse-mediawiki-sql
[INFO] tweaked toml for git repo https://github.com/Erutuon/parse-mediawiki-sql written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/Erutuon/parse-mediawiki-sql already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 71ea5a8306d1b2031183e641ec60d8b0f53846fa1818ee7a28f25ae9c754454b
[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" "71ea5a8306d1b2031183e641ec60d8b0f53846fa1818ee7a28f25ae9c754454b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "71ea5a8306d1b2031183e641ec60d8b0f53846fa1818ee7a28f25ae9c754454b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71ea5a8306d1b2031183e641ec60d8b0f53846fa1818ee7a28f25ae9c754454b", kill_on_drop: false }`
[INFO] [stdout] 71ea5a8306d1b2031183e641ec60d8b0f53846fa1818ee7a28f25ae9c754454b
[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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 41979fdf9a94b399ea672a7ff1f7d2a5bffe15a4aec24f4e5eac7c155fc046d1
[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" "41979fdf9a94b399ea672a7ff1f7d2a5bffe15a4aec24f4e5eac7c155fc046d1", kill_on_drop: false }`
[INFO] [stderr]     Checking joinery v2.0.0
[INFO] [stderr]     Checking pico-args v0.3.4
[INFO] [stderr]     Checking lexical-core v0.7.4
[INFO] [stderr]     Checking bstr v0.2.13
[INFO] [stderr]     Checking flate2 v1.0.17
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]     Checking num-integer v0.1.43
[INFO] [stderr]     Checking ordered-float v2.0.0
[INFO] [stderr]     Checking chrono v0.4.13
[INFO] [stderr]     Checking thiserror v1.0.20
[INFO] [stderr]     Checking nom v5.1.2
[INFO] [stderr]     Checking parse-mediawiki-sql v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `links`
[INFO] [stdout]   --> examples/category_members.rs:46:9
[INFO] [stdout]    |
[INFO] [stdout] 46 |     let links: Map<_, _> = parse_mediawiki_sql::iterate_sql_insertions(&sql)
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_links`
[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] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.74s
[INFO] running `Command { std: "docker" "inspect" "41979fdf9a94b399ea672a7ff1f7d2a5bffe15a4aec24f4e5eac7c155fc046d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41979fdf9a94b399ea672a7ff1f7d2a5bffe15a4aec24f4e5eac7c155fc046d1", kill_on_drop: false }`
[INFO] [stdout] 41979fdf9a94b399ea672a7ff1f7d2a5bffe15a4aec24f4e5eac7c155fc046d1