[INFO] cloning repository https://github.com/jonathancyu/llm-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jonathancyu/llm-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjonathancyu%2Fllm-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjonathancyu%2Fllm-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] de0a1136230391575d031e41ca289c315581fd14
[INFO] checking jonathancyu/llm-rs against master#2886b36df4a646dd8d82fb65bf0c9d8d96c1f71a for pr-145113
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjonathancyu%2Fllm-rs" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/jonathancyu/llm-rs
[INFO] finished tweaking git repo https://github.com/jonathancyu/llm-rs
[INFO] tweaked toml for git repo https://github.com/jonathancyu/llm-rs written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/jonathancyu/llm-rs on toolchain 2886b36df4a646dd8d82fb65bf0c9d8d96c1f71a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2886b36df4a646dd8d82fb65bf0c9d8d96c1f71a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/jonathancyu/llm-rs 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" "+2886b36df4a646dd8d82fb65bf0c9d8d96c1f71a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:ae6f63d130afcfff7f91f5ba9fdb2a74d52830289c6a2ea2d23a94dcfb480a0d" "/opt/rustwide/cargo-home/bin/cargo" "+2886b36df4a646dd8d82fb65bf0c9d8d96c1f71a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fdd34eb97c66fc2775f094dd8a4e7d00b2b0430173cf35f2554351399e8e6948
[INFO] running `Command { std: "docker" "start" "-a" "fdd34eb97c66fc2775f094dd8a4e7d00b2b0430173cf35f2554351399e8e6948", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fdd34eb97c66fc2775f094dd8a4e7d00b2b0430173cf35f2554351399e8e6948", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fdd34eb97c66fc2775f094dd8a4e7d00b2b0430173cf35f2554351399e8e6948", kill_on_drop: false }`
[INFO] [stdout] fdd34eb97c66fc2775f094dd8a4e7d00b2b0430173cf35f2554351399e8e6948
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:ae6f63d130afcfff7f91f5ba9fdb2a74d52830289c6a2ea2d23a94dcfb480a0d" "/opt/rustwide/cargo-home/bin/cargo" "+2886b36df4a646dd8d82fb65bf0c9d8d96c1f71a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 99f5e27e4526f78e355877d13a8a081d804ffbc67cd778910b418b2170550878
[INFO] running `Command { std: "docker" "start" "-a" "99f5e27e4526f78e355877d13a8a081d804ffbc67cd778910b418b2170550878", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.3.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking approx v0.5.1
[INFO] [stderr]     Checking llm_rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `clone`
[INFO] [stdout]  --> src/operations.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 |     clone,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `clone`
[INFO] [stdout]  --> src/operations.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 |     clone,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `ToGraphviz` is never used
[INFO] [stdout]    --> src/tensor.rs:222:7
[INFO] [stdout]     |
[INFO] [stdout] 222 | trait ToGraphviz {
[INFO] [stdout]     |       ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `ToGraphviz` is never used
[INFO] [stdout]    --> src/tensor.rs:222:7
[INFO] [stdout]     |
[INFO] [stdout] 222 | trait ToGraphviz {
[INFO] [stdout]     |       ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.09s
[INFO] running `Command { std: "docker" "inspect" "99f5e27e4526f78e355877d13a8a081d804ffbc67cd778910b418b2170550878", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99f5e27e4526f78e355877d13a8a081d804ffbc67cd778910b418b2170550878", kill_on_drop: false }`
[INFO] [stdout] 99f5e27e4526f78e355877d13a8a081d804ffbc67cd778910b418b2170550878