[INFO] cloning repository https://github.com/Madelyn-of-Hell/Basic-Linefollow
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Madelyn-of-Hell/Basic-Linefollow" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMadelyn-of-Hell%2FBasic-Linefollow", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMadelyn-of-Hell%2FBasic-Linefollow'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0800987cce00b4dc37b7b66427e14f3d046f200b
[INFO] checking Madelyn-of-Hell/Basic-Linefollow against try#26ad8a85dc4eed299af809e52f278da81e284602 for pr-138458
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMadelyn-of-Hell%2FBasic-Linefollow" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Madelyn-of-Hell/Basic-Linefollow on toolchain 26ad8a85dc4eed299af809e52f278da81e284602
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+26ad8a85dc4eed299af809e52f278da81e284602" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-5-tc2/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/Madelyn-of-Hell/Basic-Linefollow
[INFO] finished tweaking git repo https://github.com/Madelyn-of-Hell/Basic-Linefollow
[INFO] tweaked toml for git repo https://github.com/Madelyn-of-Hell/Basic-Linefollow written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/Madelyn-of-Hell/Basic-Linefollow 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" "+26ad8a85dc4eed299af809e52f278da81e284602" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking Madelyn-of-Hell/Basic-Linefollow against try#26ad8a85dc4eed299af809e52f278da81e284602 for pr-138458
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMadelyn-of-Hell%2FBasic-Linefollow" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Madelyn-of-Hell/Basic-Linefollow on toolchain 26ad8a85dc4eed299af809e52f278da81e284602
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+26ad8a85dc4eed299af809e52f278da81e284602" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-5-tc2/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/Madelyn-of-Hell/Basic-Linefollow
[INFO] finished tweaking git repo https://github.com/Madelyn-of-Hell/Basic-Linefollow
[INFO] tweaked toml for git repo https://github.com/Madelyn-of-Hell/Basic-Linefollow written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/Madelyn-of-Hell/Basic-Linefollow 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" "+26ad8a85dc4eed299af809e52f278da81e284602" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded is-terminal v0.4.13
[INFO] [stderr]   Downloaded env_logger v0.10.2
[INFO] [stderr]   Downloaded cmd_lib_macros v1.9.5
[INFO] [stderr]   Downloaded proc-macro-error-attr2 v2.0.0
[INFO] [stderr]   Downloaded proc-macro-error2 v2.0.1
[INFO] [stderr]   Downloaded hermit-abi v0.4.0
[INFO] [stderr]   Downloaded cmd_lib v1.9.5
[INFO] [stderr]   Downloaded ev3dev-lang-rust-derive v0.10.0
[INFO] [stderr]   Downloaded ev3dev-lang-rust v0.14.0
[INFO] [stderr]   Downloaded regex v1.11.0
[INFO] [stderr]   Downloaded faccess v0.2.4
[INFO] [stderr]   Downloaded os_pipe v1.2.1
[INFO] [stderr]   Downloaded syn v2.0.79
[INFO] [stderr]   Downloaded regex-automata v0.4.8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+26ad8a85dc4eed299af809e52f278da81e284602" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8ace575bfde1b93ec5dec8a1c592ddca886a5cf5a07c7d70060d55f55d7b6a93
[INFO] running `Command { std: "docker" "start" "-a" "8ace575bfde1b93ec5dec8a1c592ddca886a5cf5a07c7d70060d55f55d7b6a93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8ace575bfde1b93ec5dec8a1c592ddca886a5cf5a07c7d70060d55f55d7b6a93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ace575bfde1b93ec5dec8a1c592ddca886a5cf5a07c7d70060d55f55d7b6a93", kill_on_drop: false }`
[INFO] [stdout] 8ace575bfde1b93ec5dec8a1c592ddca886a5cf5a07c7d70060d55f55d7b6a93
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+26ad8a85dc4eed299af809e52f278da81e284602" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ff8b3c489b91306f38165ba4b288d3351e5077680419738b2a4ef2dcb2b3d138
[INFO] running `Command { std: "docker" "start" "-a" "ff8b3c489b91306f38165ba4b288d3351e5077680419738b2a4ef2dcb2b3d138", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]     Checking regex-syntax v0.8.5
[INFO] [stderr]    Compiling libc v0.2.158
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]     Checking termcolor v1.4.1
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.79
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling proc-macro-error-attr2 v2.0.0
[INFO] [stderr]     Checking is-terminal v0.4.13
[INFO] [stderr]     Checking faccess v0.2.4
[INFO] [stderr]     Checking os_pipe v1.2.1
[INFO] [stderr]     Checking regex-automata v0.4.8
[INFO] [stderr]    Compiling ev3dev-lang-rust-derive v0.10.0
[INFO] [stderr]     Checking regex v1.11.0
[INFO] [stderr]     Checking ev3dev-lang-rust v0.14.0
[INFO] [stderr]     Checking env_logger v0.10.2
[INFO] [stderr]    Compiling proc-macro-error2 v2.0.1
[INFO] [stderr]    Compiling cmd_lib_macros v1.9.5
[INFO] [stderr]     Checking cmd_lib v1.9.5
[INFO] [stderr]     Checking Basic-Linefollow v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::io`
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::io;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io`
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::io;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::Write`
[INFO] [stdout]  --> src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::io::Write;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `InfraredSensor`
[INFO] [stdout]  --> src/main.rs:5:33
[INFO] [stdout]   |
[INFO] [stdout] 5 | use ev3dev_lang_rust::sensors::{InfraredSensor, ColorSensor, SensorPort};
[INFO] [stdout]   |                                 ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `MediumMotor`
[INFO] [stdout]  --> src/main.rs:6:44
[INFO] [stdout]   |
[INFO] [stdout] 6 | use ev3dev_lang_rust::motors::{LargeMotor, MediumMotor, MotorPort};
[INFO] [stdout]   |                                            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::Write`
[INFO] [stdout]  --> src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::io::Write;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `InfraredSensor`
[INFO] [stdout]  --> src/main.rs:5:33
[INFO] [stdout]   |
[INFO] [stdout] 5 | use ev3dev_lang_rust::sensors::{InfraredSensor, ColorSensor, SensorPort};
[INFO] [stdout]   |                                 ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `MediumMotor`
[INFO] [stdout]  --> src/main.rs:6:44
[INFO] [stdout]   |
[INFO] [stdout] 6 | use ev3dev_lang_rust::motors::{LargeMotor, MediumMotor, MotorPort};
[INFO] [stdout]   |                                            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.14s
[INFO] running `Command { std: "docker" "inspect" "ff8b3c489b91306f38165ba4b288d3351e5077680419738b2a4ef2dcb2b3d138", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff8b3c489b91306f38165ba4b288d3351e5077680419738b2a4ef2dcb2b3d138", kill_on_drop: false }`
[INFO] [stdout] ff8b3c489b91306f38165ba4b288d3351e5077680419738b2a4ef2dcb2b3d138