[INFO] cloning repository https://github.com/Aiden01/bf.rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Aiden01/bf.rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAiden01%2Fbf.rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAiden01%2Fbf.rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f008571b392f4d0f650f6c311497f6ab2867f9c2
[INFO] building Aiden01/bf.rs against master#ad211ced81509462cdfe4c29ed10f97279a0acae for pr-135216
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAiden01%2Fbf.rs" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Aiden01/bf.rs on toolchain ad211ced81509462cdfe4c29ed10f97279a0acae
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Aiden01/bf.rs
[INFO] finished tweaking git repo https://github.com/Aiden01/bf.rs
[INFO] tweaked toml for git repo https://github.com/Aiden01/bf.rs written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Aiden01/bf.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" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded winconsole v0.10.0
[INFO] [stderr]   Downloaded unreachable v1.0.0
[INFO] [stderr]   Downloaded autocfg v0.1.5
[INFO] [stderr]   Downloaded rgb v0.8.13
[INFO] [stderr]   Downloaded colored v1.8.0
[INFO] [stderr]   Downloaded num-traits v0.2.8
[INFO] [stderr]   Downloaded combine v3.8.1
[INFO] [stderr]   Downloaded libc v0.2.60
[INFO] [stderr]   Downloaded cmdparser v0.2.0
[INFO] [stderr]   Downloaded winapi v0.3.7
[INFO] [stderr]   Downloaded ascii v0.9.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d5006c7c897efb7ae6db3c0952cf785c48326120b4d2d381710c1cd3fcd58de9
[INFO] running `Command { std: "docker" "start" "-a" "d5006c7c897efb7ae6db3c0952cf785c48326120b4d2d381710c1cd3fcd58de9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d5006c7c897efb7ae6db3c0952cf785c48326120b4d2d381710c1cd3fcd58de9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d5006c7c897efb7ae6db3c0952cf785c48326120b4d2d381710c1cd3fcd58de9", kill_on_drop: false }`
[INFO] [stdout] d5006c7c897efb7ae6db3c0952cf785c48326120b4d2d381710c1cd3fcd58de9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0d4918ed1b9d418cf04765c59eb16befc17756e68a5bafcd12166181b4762bce
[INFO] running `Command { std: "docker" "start" "-a" "0d4918ed1b9d418cf04765c59eb16befc17756e68a5bafcd12166181b4762bce", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.5
[INFO] [stderr]    Compiling libc v0.2.60
[INFO] [stderr]    Compiling cgmath v0.16.1
[INFO] [stderr]    Compiling winapi v0.3.7
[INFO] [stderr]    Compiling approx v0.1.1
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling lazy_static v1.3.0
[INFO] [stderr]    Compiling rgb v0.8.13
[INFO] [stderr]    Compiling unreachable v1.0.0
[INFO] [stderr]    Compiling either v1.5.2
[INFO] [stderr]    Compiling ascii v0.9.2
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling cmdparser v0.2.0
[INFO] [stderr]    Compiling combine v3.8.1
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling winconsole v0.10.0
[INFO] [stderr]    Compiling colored v1.8.0
[INFO] [stderr]    Compiling bfrs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `line` is never read
[INFO] [stdout]   --> src/vm.rs:82:17
[INFO] [stdout]    |
[INFO] [stdout] 82 |         let mut line = String::new();
[INFO] [stdout]    |                 ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Success` is never constructed
[INFO] [stdout]  --> src/logger.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | enum Importance {
[INFO] [stdout]   |      ---------- variant in this enum
[INFO] [stdout] 7 |     Info,
[INFO] [stdout] 8 |     Success,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `success` is never used
[INFO] [stdout]   --> src/logger.rs:24:8
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub fn success<T: AsRef<str>>(msg: T) {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `info` is never used
[INFO] [stdout]   --> src/logger.rs:28:8
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub fn info<T: AsRef<str>>(msg: T) {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/logger.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 36 |     io::stdout().flush();
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 36 |     let _ = io::stdout().flush();
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.64s
[INFO] running `Command { std: "docker" "inspect" "0d4918ed1b9d418cf04765c59eb16befc17756e68a5bafcd12166181b4762bce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d4918ed1b9d418cf04765c59eb16befc17756e68a5bafcd12166181b4762bce", kill_on_drop: false }`
[INFO] [stdout] 0d4918ed1b9d418cf04765c59eb16befc17756e68a5bafcd12166181b4762bce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4e854df29b9b482c9770185c445ddeb1ed2a971b2d289d138e719e474c1c27a1
[INFO] running `Command { std: "docker" "start" "-a" "4e854df29b9b482c9770185c445ddeb1ed2a971b2d289d138e719e474c1c27a1", kill_on_drop: false }`
[INFO] [stderr]    Compiling bfrs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `line` is never read
[INFO] [stdout]   --> src/vm.rs:82:17
[INFO] [stdout]    |
[INFO] [stdout] 82 |         let mut line = String::new();
[INFO] [stdout]    |                 ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Success` is never constructed
[INFO] [stdout]  --> src/logger.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | enum Importance {
[INFO] [stdout]   |      ---------- variant in this enum
[INFO] [stdout] 7 |     Info,
[INFO] [stdout] 8 |     Success,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `success` is never used
[INFO] [stdout]   --> src/logger.rs:24:8
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub fn success<T: AsRef<str>>(msg: T) {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `info` is never used
[INFO] [stdout]   --> src/logger.rs:28:8
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub fn info<T: AsRef<str>>(msg: T) {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/logger.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 36 |     io::stdout().flush();
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 36 |     let _ = io::stdout().flush();
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "4e854df29b9b482c9770185c445ddeb1ed2a971b2d289d138e719e474c1c27a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e854df29b9b482c9770185c445ddeb1ed2a971b2d289d138e719e474c1c27a1", kill_on_drop: false }`
[INFO] [stdout] 4e854df29b9b482c9770185c445ddeb1ed2a971b2d289d138e719e474c1c27a1
