[INFO] cloning repository https://github.com/xobs/ice40-repack-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/xobs/ice40-repack-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxobs%2Fice40-repack-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxobs%2Fice40-repack-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f1f95b943ecffae7a5f62404c9a9760cac378942
[INFO] checking xobs/ice40-repack-rs against try#81275a1445c7502a974118e0c69b795ab60be991 for pr-80243
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxobs%2Fice40-repack-rs" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/xobs/ice40-repack-rs on toolchain 81275a1445c7502a974118e0c69b795ab60be991
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+81275a1445c7502a974118e0c69b795ab60be991" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/xobs/ice40-repack-rs
[INFO] finished tweaking git repo https://github.com/xobs/ice40-repack-rs
[INFO] tweaked toml for git repo https://github.com/xobs/ice40-repack-rs written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/xobs/ice40-repack-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+81275a1445c7502a974118e0c69b795ab60be991" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+81275a1445c7502a974118e0c69b795ab60be991" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5e050c901fe4190f1ed118f8c587907bf350d496b50ec3b65930b3cf26dae6b6
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "5e050c901fe4190f1ed118f8c587907bf350d496b50ec3b65930b3cf26dae6b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5e050c901fe4190f1ed118f8c587907bf350d496b50ec3b65930b3cf26dae6b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e050c901fe4190f1ed118f8c587907bf350d496b50ec3b65930b3cf26dae6b6", kill_on_drop: false }`
[INFO] [stdout] 5e050c901fe4190f1ed118f8c587907bf350d496b50ec3b65930b3cf26dae6b6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+81275a1445c7502a974118e0c69b795ab60be991" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 494639fe0ec2f6274165d078c3bc3cc0f69a862a9aac2d83903ebb5e2ccb589e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "494639fe0ec2f6274165d078c3bc3cc0f69a862a9aac2d83903ebb5e2ccb589e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling byteorder v1.3.1
[INFO] [stderr]     Checking ice40-repack-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]    --> src/main.rs:263:9
[INFO] [stdout]     |
[INFO] [stdout] 263 |     let input = Ice40Bitstream::from_file(File::open("top.bin").expect("Couldn't find top.bin"))
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/main.rs:119:33
[INFO] [stdout]     |
[INFO] [stdout] 119 | ...                   for i in 0..(bs.current_height * bs.current_width) / 8 {
[INFO] [stdout]     |                           ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/main.rs:159:33
[INFO] [stdout]     |
[INFO] [stdout] 159 | ...                   for i in 0..(bs.current_height * bs.current_width) / 8 {
[INFO] [stdout]     |                           ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]    --> src/main.rs:263:9
[INFO] [stdout]     |
[INFO] [stdout] 263 |     let input = Ice40Bitstream::from_file(File::open("top.bin").expect("Couldn't find top.bin"))
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/main.rs:119:33
[INFO] [stdout]     |
[INFO] [stdout] 119 | ...                   for i in 0..(bs.current_height * bs.current_width) / 8 {
[INFO] [stdout]     |                           ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/main.rs:159:33
[INFO] [stdout]     |
[INFO] [stdout] 159 | ...                   for i in 0..(bs.current_height * bs.current_width) / 8 {
[INFO] [stdout]     |                           ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.70s
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "494639fe0ec2f6274165d078c3bc3cc0f69a862a9aac2d83903ebb5e2ccb589e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "494639fe0ec2f6274165d078c3bc3cc0f69a862a9aac2d83903ebb5e2ccb589e", kill_on_drop: false }`
[INFO] [stdout] 494639fe0ec2f6274165d078c3bc3cc0f69a862a9aac2d83903ebb5e2ccb589e