[INFO] cloning repository https://github.com/yoyos12138/data-structure
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yoyos12138/data-structure" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyoyos12138%2Fdata-structure", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyoyos12138%2Fdata-structure'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e3c31dd3441910316aeb3d1a5589653d9ee73566
[INFO] testing yoyos12138/data-structure against 1.93.0 for beta-1.94-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyoyos12138%2Fdata-structure" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/yoyos12138/data-structure
[INFO] finished tweaking git repo https://github.com/yoyos12138/data-structure
[INFO] tweaked toml for git repo https://github.com/yoyos12138/data-structure written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/yoyos12138/data-structure on toolchain 1.93.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.93.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/yoyos12138/data-structure 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" "+1.93.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+1.93.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 47ba89629109e9336b45434620b2df2ae23856b5b96c6fc5592615aa727b208d
[INFO] running `Command { std: "docker" "start" "-a" "47ba89629109e9336b45434620b2df2ae23856b5b96c6fc5592615aa727b208d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "47ba89629109e9336b45434620b2df2ae23856b5b96c6fc5592615aa727b208d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47ba89629109e9336b45434620b2df2ae23856b5b96c6fc5592615aa727b208d", kill_on_drop: false }`
[INFO] [stdout] 47ba89629109e9336b45434620b2df2ae23856b5b96c6fc5592615aa727b208d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+1.93.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] adc9e9c889606f84a69a148d104470dee69840c1f1800769baf2cdbc2bc0c821
[INFO] running `Command { std: "docker" "start" "-a" "adc9e9c889606f84a69a148d104470dee69840c1f1800769baf2cdbc2bc0c821", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling ttt v0.1.0 (/opt/rustwide/workdir/ttt)
[INFO] [stderr]    Compiling getrandom v0.2.12
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling singly_linked_list v0.1.0 (/opt/rustwide/workdir/singly_linked_list)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.07s
[INFO] running `Command { std: "docker" "inspect" "adc9e9c889606f84a69a148d104470dee69840c1f1800769baf2cdbc2bc0c821", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "adc9e9c889606f84a69a148d104470dee69840c1f1800769baf2cdbc2bc0c821", kill_on_drop: false }`
[INFO] [stdout] adc9e9c889606f84a69a148d104470dee69840c1f1800769baf2cdbc2bc0c821
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+1.93.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e567ac82cb87c577bd620171c3162c0c1fc29cd9507f36fd5b5e52e8dba2a98e
[INFO] running `Command { std: "docker" "start" "-a" "e567ac82cb87c577bd620171c3162c0c1fc29cd9507f36fd5b5e52e8dba2a98e", kill_on_drop: false }`
[INFO] [stderr]    Compiling ttt v0.1.0 (/opt/rustwide/workdir/ttt)
[INFO] [stderr]    Compiling singly_linked_list v0.1.0 (/opt/rustwide/workdir/singly_linked_list)
[INFO] [stdout] warning: unused import: `thread_rng`
[INFO] [stdout]   --> singly_linked_list/src/main.rs:75:16
[INFO] [stdout]    |
[INFO] [stdout] 75 |     use rand::{thread_rng, Rng};
[INFO] [stdout]    |                ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `Command { std: "docker" "inspect" "e567ac82cb87c577bd620171c3162c0c1fc29cd9507f36fd5b5e52e8dba2a98e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e567ac82cb87c577bd620171c3162c0c1fc29cd9507f36fd5b5e52e8dba2a98e", kill_on_drop: false }`
[INFO] [stdout] e567ac82cb87c577bd620171c3162c0c1fc29cd9507f36fd5b5e52e8dba2a98e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+1.93.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c5db0305578f14b7d607836a9292f2173acf185ad35911febf60a87087cc6ad6
[INFO] running `Command { std: "docker" "start" "-a" "c5db0305578f14b7d607836a9292f2173acf185ad35911febf60a87087cc6ad6", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `thread_rng`
[INFO] [stderr]   --> singly_linked_list/src/main.rs:75:16
[INFO] [stderr]    |
[INFO] [stderr] 75 |     use rand::{thread_rng, Rng};
[INFO] [stderr]    |                ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `singly_linked_list` (bin "singly_linked_list" test) generated 1 warning (run `cargo fix --bin "singly_linked_list" -p singly_linked_list --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/singly_linked_list-1f9fc1ba04223f0f)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr] error: test failed, to rerun pass `-p singly_linked_list --bin singly_linked_list`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/deps/singly_linked_list-1f9fc1ba04223f0f` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "c5db0305578f14b7d607836a9292f2173acf185ad35911febf60a87087cc6ad6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5db0305578f14b7d607836a9292f2173acf185ad35911febf60a87087cc6ad6", kill_on_drop: false }`
[INFO] [stdout] c5db0305578f14b7d607836a9292f2173acf185ad35911febf60a87087cc6ad6
