[INFO] cloning repository https://github.com/Leoname3000/nelder-mead-method
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Leoname3000/nelder-mead-method" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLeoname3000%2Fnelder-mead-method", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLeoname3000%2Fnelder-mead-method'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dd2736101c75cb36b873c37e20490063e4a6590f
[INFO] checking Leoname3000/nelder-mead-method against try#987a165cfab916796a8315782b83ac460a651ce2 for pr-145262
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLeoname3000%2Fnelder-mead-method" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Leoname3000/nelder-mead-method
[INFO] finished tweaking git repo https://github.com/Leoname3000/nelder-mead-method
[INFO] tweaked toml for git repo https://github.com/Leoname3000/nelder-mead-method written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Leoname3000/nelder-mead-method on toolchain 987a165cfab916796a8315782b83ac460a651ce2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+987a165cfab916796a8315782b83ac460a651ce2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Leoname3000/nelder-mead-method 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" "+987a165cfab916796a8315782b83ac460a651ce2" "fetch" "--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
[ERROR] error running command: no output for 300 seconds
[INFO] checking Leoname3000/nelder-mead-method against try#987a165cfab916796a8315782b83ac460a651ce2 for pr-145262
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLeoname3000%2Fnelder-mead-method" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Leoname3000/nelder-mead-method
[INFO] finished tweaking git repo https://github.com/Leoname3000/nelder-mead-method
[INFO] tweaked toml for git repo https://github.com/Leoname3000/nelder-mead-method written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Leoname3000/nelder-mead-method on toolchain 987a165cfab916796a8315782b83ac460a651ce2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+987a165cfab916796a8315782b83ac460a651ce2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Leoname3000/nelder-mead-method 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" "+987a165cfab916796a8315782b83ac460a651ce2" "fetch" "--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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+987a165cfab916796a8315782b83ac460a651ce2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1c99b4fa5038222209902b0cd30ef98eaff0b8f1b44b8df7679190f5ca8bcbb6
[INFO] running `Command { std: "docker" "start" "-a" "1c99b4fa5038222209902b0cd30ef98eaff0b8f1b44b8df7679190f5ca8bcbb6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1c99b4fa5038222209902b0cd30ef98eaff0b8f1b44b8df7679190f5ca8bcbb6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c99b4fa5038222209902b0cd30ef98eaff0b8f1b44b8df7679190f5ca8bcbb6", kill_on_drop: false }`
[INFO] [stdout] 1c99b4fa5038222209902b0cd30ef98eaff0b8f1b44b8df7679190f5ca8bcbb6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+987a165cfab916796a8315782b83ac460a651ce2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ee4324b32648f51b4c1f29f9139c4fe67f1f0da6dbbbb84207778c2574d27bdf
[INFO] running `Command { std: "docker" "start" "-a" "ee4324b32648f51b4c1f29f9139c4fe67f1f0da6dbbbb84207778c2574d27bdf", kill_on_drop: false }`
[INFO] [stderr]     Checking nelder-mead-method v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait `Function` is never used
[INFO] [stdout]  --> src/function.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub trait Function {
[INFO] [stdout]   |           ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Function` is never used
[INFO] [stdout]  --> src/function.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub trait Function {
[INFO] [stdout]   |           ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `RosenbrockFunction` is never constructed
[INFO] [stdout]  --> src/rosenbrock_function.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct RosenbrockFunction;
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `RosenbrockFunction` is never constructed
[INFO] [stdout]  --> src/rosenbrock_function.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct RosenbrockFunction;
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] running `Command { std: "docker" "inspect" "ee4324b32648f51b4c1f29f9139c4fe67f1f0da6dbbbb84207778c2574d27bdf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee4324b32648f51b4c1f29f9139c4fe67f1f0da6dbbbb84207778c2574d27bdf", kill_on_drop: false }`
[INFO] [stdout] ee4324b32648f51b4c1f29f9139c4fe67f1f0da6dbbbb84207778c2574d27bdf
