[INFO] cloning repository https://github.com/Autoparallel/learner
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Autoparallel/learner" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAutoparallel%2Flearner", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAutoparallel%2Flearner'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 164157a434ccfa1f2e3e18dbd1b0355392c67c0f
[INFO] checking Autoparallel/learner against try#81ab7f2139295590561adbe6d5b0aaa2feff765f for pr-146470-4
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAutoparallel%2Flearner" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-2-tc2/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-2-tc2/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/Autoparallel/learner
[INFO] finished tweaking git repo https://github.com/Autoparallel/learner
[INFO] tweaked toml for git repo https://github.com/Autoparallel/learner written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Autoparallel/learner on toolchain 81ab7f2139295590561adbe6d5b0aaa2feff765f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+81ab7f2139295590561adbe6d5b0aaa2feff765f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Autoparallel/learner already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+81ab7f2139295590561adbe6d5b0aaa2feff765f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+81ab7f2139295590561adbe6d5b0aaa2feff765f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b3c809d80dd43438858b1bd124128a0873226a0297e75d528ab0bce751ffa2b5
[INFO] running `Command { std: "docker" "start" "-a" "b3c809d80dd43438858b1bd124128a0873226a0297e75d528ab0bce751ffa2b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b3c809d80dd43438858b1bd124128a0873226a0297e75d528ab0bce751ffa2b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3c809d80dd43438858b1bd124128a0873226a0297e75d528ab0bce751ffa2b5", kill_on_drop: false }`
[INFO] [stdout] b3c809d80dd43438858b1bd124128a0873226a0297e75d528ab0bce751ffa2b5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+81ab7f2139295590561adbe6d5b0aaa2feff765f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 84a52a96acdafa8ed42a01940600ab03ca05bcffcd5396f79d5efdd4e52774ef
[INFO] running `Command { std: "docker" "start" "-a" "84a52a96acdafa8ed42a01940600ab03ca05bcffcd5396f79d5efdd4e52774ef", kill_on_drop: false }`
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[INFO] [stdout] warning: unused import: `arg`
[INFO] [stdout]   --> crates/learnerd/src/commands/mod.rs:59:12
[INFO] [stdout]    |
[INFO] [stdout] 59 | use clap::{arg, Args};
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `arg`
[INFO] [stdout]   --> crates/learnerd/src/commands/mod.rs:59:12
[INFO] [stdout]    |
[INFO] [stdout] 59 | use clap::{arg, Args};
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2m 08s
[INFO] running `Command { std: "docker" "inspect" "84a52a96acdafa8ed42a01940600ab03ca05bcffcd5396f79d5efdd4e52774ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84a52a96acdafa8ed42a01940600ab03ca05bcffcd5396f79d5efdd4e52774ef", kill_on_drop: false }`
[INFO] [stdout] 84a52a96acdafa8ed42a01940600ab03ca05bcffcd5396f79d5efdd4e52774ef
