[INFO] cloning repository https://github.com/Jmfinizio/Manual-Decision-Tree-Rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Jmfinizio/Manual-Decision-Tree-Rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJmfinizio%2FManual-Decision-Tree-Rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJmfinizio%2FManual-Decision-Tree-Rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1a57df55d4edd7c3f1a134bd3c3638be4a665fce
[INFO] checking Jmfinizio/Manual-Decision-Tree-Rust against try#1baf923b9c3a455162afe43e18647f494c1a4b73 for pr-151510
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJmfinizio%2FManual-Decision-Tree-Rust" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Jmfinizio/Manual-Decision-Tree-Rust
[INFO] finished tweaking git repo https://github.com/Jmfinizio/Manual-Decision-Tree-Rust
[INFO] tweaked toml for git repo https://github.com/Jmfinizio/Manual-Decision-Tree-Rust written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Jmfinizio/Manual-Decision-Tree-Rust on toolchain 1baf923b9c3a455162afe43e18647f494c1a4b73
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1baf923b9c3a455162afe43e18647f494c1a4b73" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Jmfinizio/Manual-Decision-Tree-Rust 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" "+1baf923b9c3a455162afe43e18647f494c1a4b73" "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 Jmfinizio/Manual-Decision-Tree-Rust against try#1baf923b9c3a455162afe43e18647f494c1a4b73 for pr-151510
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJmfinizio%2FManual-Decision-Tree-Rust" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Jmfinizio/Manual-Decision-Tree-Rust
[INFO] finished tweaking git repo https://github.com/Jmfinizio/Manual-Decision-Tree-Rust
[INFO] tweaked toml for git repo https://github.com/Jmfinizio/Manual-Decision-Tree-Rust written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Jmfinizio/Manual-Decision-Tree-Rust on toolchain 1baf923b9c3a455162afe43e18647f494c1a4b73
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1baf923b9c3a455162afe43e18647f494c1a4b73" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Jmfinizio/Manual-Decision-Tree-Rust 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" "+1baf923b9c3a455162afe43e18647f494c1a4b73" "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-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+1baf923b9c3a455162afe43e18647f494c1a4b73" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 35485fd0a10c579d73d36f0991da1d30e35dbaef11daa0c37429ce343a47e4b9
[INFO] running `Command { std: "docker" "start" "-a" "35485fd0a10c579d73d36f0991da1d30e35dbaef11daa0c37429ce343a47e4b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "35485fd0a10c579d73d36f0991da1d30e35dbaef11daa0c37429ce343a47e4b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35485fd0a10c579d73d36f0991da1d30e35dbaef11daa0c37429ce343a47e4b9", kill_on_drop: false }`
[INFO] [stdout] 35485fd0a10c579d73d36f0991da1d30e35dbaef11daa0c37429ce343a47e4b9
[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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+1baf923b9c3a455162afe43e18647f494c1a4b73" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 65d2b9c9b634f0381707a0fcd8eef37d09a29d568bb94b6d1d633657e3f92f4d
[INFO] running `Command { std: "docker" "start" "-a" "65d2b9c9b634f0381707a0fcd8eef37d09a29d568bb94b6d1d633657e3f92f4d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.150
[INFO] [stderr]     Checking getrandom v0.2.11
[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 HW9 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `z`
[INFO] [stdout]   --> src/main.rs:77:12
[INFO] [stdout]    |
[INFO] [stdout] 77 |     for (x,z) in data {
[INFO] [stdout]    |            ^ help: if this is intentional, prefix it with an underscore: `_z`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `z`
[INFO] [stdout]   --> src/main.rs:77:12
[INFO] [stdout]    |
[INFO] [stdout] 77 |     for (x,z) in data {
[INFO] [stdout]    |            ^ help: if this is intentional, prefix it with an underscore: `_z`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.69s
[INFO] running `Command { std: "docker" "inspect" "65d2b9c9b634f0381707a0fcd8eef37d09a29d568bb94b6d1d633657e3f92f4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65d2b9c9b634f0381707a0fcd8eef37d09a29d568bb94b6d1d633657e3f92f4d", kill_on_drop: false }`
[INFO] [stdout] 65d2b9c9b634f0381707a0fcd8eef37d09a29d568bb94b6d1d633657e3f92f4d
