[INFO] cloning repository https://github.com/bernardpoh/essay_generator [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bernardpoh/essay_generator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbernardpoh%2Fessay_generator", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbernardpoh%2Fessay_generator'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] ff5b7d6999eae84d08fcbf744d86c5753657be5d [INFO] checking bernardpoh/essay_generator/ff5b7d6999eae84d08fcbf744d86c5753657be5d against master#d6c8169c186ab16a3404cd0d0866674018e8a19e for pr-129935 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbernardpoh%2Fessay_generator" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/bernardpoh/essay_generator on toolchain d6c8169c186ab16a3404cd0d0866674018e8a19e [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d6c8169c186ab16a3404cd0d0866674018e8a19e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/bernardpoh/essay_generator [INFO] finished tweaking git repo https://github.com/bernardpoh/essay_generator [INFO] tweaked toml for git repo https://github.com/bernardpoh/essay_generator written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/bernardpoh/essay_generator 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" "+d6c8169c186ab16a3404cd0d0866674018e8a19e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:96c0aa5895ecf336b730ef27bcdde6e21027415df19888aad3cf1448e5d65d90" "/opt/rustwide/cargo-home/bin/cargo" "+d6c8169c186ab16a3404cd0d0866674018e8a19e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 83bb5e508fa635a400bbd3fdae893e8ccc086c99b9060a28bf33cb5d954026b5 [INFO] running `Command { std: "docker" "start" "-a" "83bb5e508fa635a400bbd3fdae893e8ccc086c99b9060a28bf33cb5d954026b5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "83bb5e508fa635a400bbd3fdae893e8ccc086c99b9060a28bf33cb5d954026b5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "83bb5e508fa635a400bbd3fdae893e8ccc086c99b9060a28bf33cb5d954026b5", kill_on_drop: false }` [INFO] [stdout] 83bb5e508fa635a400bbd3fdae893e8ccc086c99b9060a28bf33cb5d954026b5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:96c0aa5895ecf336b730ef27bcdde6e21027415df19888aad3cf1448e5d65d90" "/opt/rustwide/cargo-home/bin/cargo" "+d6c8169c186ab16a3404cd0d0866674018e8a19e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 42ec2eaa5bc404d749be634ceabfae57aac0cdb5684008de46a309d30a7778a2 [INFO] running `Command { std: "docker" "start" "-a" "42ec2eaa5bc404d749be634ceabfae57aac0cdb5684008de46a309d30a7778a2", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.137 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Checking ppv-lite86 v0.2.17 [INFO] [stderr] Checking getrandom v0.2.8 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking essay_generator v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `essay_generator::get_pairs` [INFO] [stdout] --> src/main.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use essay_generator::get_pairs; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `essay_generator::get_pairs` [INFO] [stdout] --> src/main.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use essay_generator::get_pairs; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` 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` profile [unoptimized + debuginfo] target(s) in 2.10s [INFO] running `Command { std: "docker" "inspect" "42ec2eaa5bc404d749be634ceabfae57aac0cdb5684008de46a309d30a7778a2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "42ec2eaa5bc404d749be634ceabfae57aac0cdb5684008de46a309d30a7778a2", kill_on_drop: false }` [INFO] [stdout] 42ec2eaa5bc404d749be634ceabfae57aac0cdb5684008de46a309d30a7778a2