[INFO] cloning repository https://github.com/re1n-e/rust2tetris
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/re1n-e/rust2tetris" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fre1n-e%2Frust2tetris", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fre1n-e%2Frust2tetris'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 984bb283a9ec259be0b644c4123b0824a510cd57
[INFO] checking re1n-e/rust2tetris against try#4797991aa2efb6d658150f10425b3f3b5d10eceb for pr-143193
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fre1n-e%2Frust2tetris" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/re1n-e/rust2tetris
[INFO] finished tweaking git repo https://github.com/re1n-e/rust2tetris
[INFO] tweaked toml for git repo https://github.com/re1n-e/rust2tetris written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/re1n-e/rust2tetris on toolchain 4797991aa2efb6d658150f10425b3f3b5d10eceb
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4797991aa2efb6d658150f10425b3f3b5d10eceb" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/re1n-e/rust2tetris 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" "+4797991aa2efb6d658150f10425b3f3b5d10eceb" "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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+4797991aa2efb6d658150f10425b3f3b5d10eceb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 661307de8ea4d151e3a66fe81384cd64bb7f9eb1b441475a84dee1bc96cc3a53
[INFO] running `Command { std: "docker" "start" "-a" "661307de8ea4d151e3a66fe81384cd64bb7f9eb1b441475a84dee1bc96cc3a53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "661307de8ea4d151e3a66fe81384cd64bb7f9eb1b441475a84dee1bc96cc3a53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "661307de8ea4d151e3a66fe81384cd64bb7f9eb1b441475a84dee1bc96cc3a53", kill_on_drop: false }`
[INFO] [stdout] 661307de8ea4d151e3a66fe81384cd64bb7f9eb1b441475a84dee1bc96cc3a53
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+4797991aa2efb6d658150f10425b3f3b5d10eceb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 841b383a64a2bbd934bfd82afc9f1239240ad211acd6defcda4f593b98463fce
[INFO] running `Command { std: "docker" "start" "-a" "841b383a64a2bbd934bfd82afc9f1239240ad211acd6defcda4f593b98463fce", kill_on_drop: false }`
[INFO] [stderr]     Checking nand2tetris v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `my_project::gates::*`
[INFO] [stdout]  --> src/test_gates.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use my_project::gates::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] help: if this is a test module, consider adding a `#[cfg(test)]` to the containing module
[INFO] [stdout]  --> src/main.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | mod test_gates;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]  --> src/test_gates.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 |     use super::*;
[INFO] [stdout]   |         ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] help: if this is a test module, consider adding a `#[cfg(test)]` to the containing module
[INFO] [stdout]  --> src/test_gates.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | mod tests {
[INFO] [stdout]   | ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `my_project::alu::*`
[INFO] [stdout]  --> src/test_alu.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use my_project::alu::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] help: if this is a test module, consider adding a `#[cfg(test)]` to the containing module
[INFO] [stdout]  --> src/main.rs:6:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | mod test_alu;
[INFO] [stdout]   | ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]  --> src/test_alu.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 |     use super::*;
[INFO] [stdout]   |         ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] help: if this is a test module, consider adding a `#[cfg(test)]` to the containing module
[INFO] [stdout]  --> src/test_alu.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | mod tests {
[INFO] [stdout]   | ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.23s
[INFO] running `Command { std: "docker" "inspect" "841b383a64a2bbd934bfd82afc9f1239240ad211acd6defcda4f593b98463fce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "841b383a64a2bbd934bfd82afc9f1239240ad211acd6defcda4f593b98463fce", kill_on_drop: false }`
[INFO] [stdout] 841b383a64a2bbd934bfd82afc9f1239240ad211acd6defcda4f593b98463fce