[INFO] updating cached repository https://github.com/swlody/again
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 90dd5b5f1a0857413a214ba5081a47eefc0322c3
[INFO] testing swlody/again against try#41997647ba6a77908f6ef64401414feb00bccf16 for pr-71274
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fswlody%2Fagain" "/workspace/builds/worker-1/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/swlody/again on toolchain 41997647ba6a77908f6ef64401414feb00bccf16
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/swlody/again
[INFO] finished tweaking git repo https://github.com/swlody/again
[INFO] tweaked toml for git repo https://github.com/swlody/again written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/swlody/again already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 49a35da84a7bcea66df389e925685209bf7044d2508ef653a993fee85910da3b
[INFO] running `"docker" "start" "-a" "49a35da84a7bcea66df389e925685209bf7044d2508ef653a993fee85910da3b"`
[INFO] [stderr]    Compiling winapi v0.3.8
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling again v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/main.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `DisplayBuffer`
[INFO] [stderr]   --> src/game.rs:11:12
[INFO] [stderr]    |
[INFO] [stderr] 11 | pub struct DisplayBuffer {
[INFO] [stderr]    |            ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `step_render`
[INFO] [stderr]   --> src/game.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 |     pub fn step_render(&mut self, step_by: i32) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `SoundBuffer`
[INFO] [stderr]   --> src/game.rs:34:12
[INFO] [stderr]    |
[INFO] [stderr] 34 | pub struct SoundBuffer {
[INFO] [stderr]    |            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `render_sound`
[INFO] [stderr]   --> src/game.rs:43:5
[INFO] [stderr]    |
[INFO] [stderr] 43 |     fn render_sound(&mut self, tone_hz: u16) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `update_and_render`
[INFO] [stderr]   --> src/game.rs:58:8
[INFO] [stderr]    |
[INFO] [stderr] 58 | pub fn update_and_render(
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 6 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.75s
[INFO] running `"docker" "inspect" "49a35da84a7bcea66df389e925685209bf7044d2508ef653a993fee85910da3b"`
[INFO] running `"docker" "rm" "-f" "49a35da84a7bcea66df389e925685209bf7044d2508ef653a993fee85910da3b"`
[INFO] [stdout] 49a35da84a7bcea66df389e925685209bf7044d2508ef653a993fee85910da3b
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 8bc83cdf05362896c7f51df26514edb8c59bcda04b326f61ee1b550ef6732eae
[INFO] running `"docker" "start" "-a" "8bc83cdf05362896c7f51df26514edb8c59bcda04b326f61ee1b550ef6732eae"`
[INFO] [stderr]    Compiling again v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/main.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `DisplayBuffer`
[INFO] [stderr]   --> src/game.rs:11:12
[INFO] [stderr]    |
[INFO] [stderr] 11 | pub struct DisplayBuffer {
[INFO] [stderr]    |            ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `step_render`
[INFO] [stderr]   --> src/game.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 |     pub fn step_render(&mut self, step_by: i32) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `SoundBuffer`
[INFO] [stderr]   --> src/game.rs:34:12
[INFO] [stderr]    |
[INFO] [stderr] 34 | pub struct SoundBuffer {
[INFO] [stderr]    |            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `render_sound`
[INFO] [stderr]   --> src/game.rs:43:5
[INFO] [stderr]    |
[INFO] [stderr] 43 |     fn render_sound(&mut self, tone_hz: u16) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `update_and_render`
[INFO] [stderr]   --> src/game.rs:58:8
[INFO] [stderr]    |
[INFO] [stderr] 58 | pub fn update_and_render(
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 6 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.20s
[INFO] running `"docker" "inspect" "8bc83cdf05362896c7f51df26514edb8c59bcda04b326f61ee1b550ef6732eae"`
[INFO] running `"docker" "rm" "-f" "8bc83cdf05362896c7f51df26514edb8c59bcda04b326f61ee1b550ef6732eae"`
[INFO] [stdout] 8bc83cdf05362896c7f51df26514edb8c59bcda04b326f61ee1b550ef6732eae
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4156a9cfe4d1388d427344c78ad05fc99c8c2c0e45cdeb465b1437da0573024c
[INFO] running `"docker" "start" "-a" "4156a9cfe4d1388d427344c78ad05fc99c8c2c0e45cdeb465b1437da0573024c"`
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/main.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `DisplayBuffer`
[INFO] [stderr]   --> src/game.rs:11:12
[INFO] [stderr]    |
[INFO] [stderr] 11 | pub struct DisplayBuffer {
[INFO] [stderr]    |            ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `step_render`
[INFO] [stderr]   --> src/game.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 |     pub fn step_render(&mut self, step_by: i32) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `SoundBuffer`
[INFO] [stderr]   --> src/game.rs:34:12
[INFO] [stderr]    |
[INFO] [stderr] 34 | pub struct SoundBuffer {
[INFO] [stderr]    |            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `render_sound`
[INFO] [stderr]   --> src/game.rs:43:5
[INFO] [stderr]    |
[INFO] [stderr] 43 |     fn render_sound(&mut self, tone_hz: u16) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `update_and_render`
[INFO] [stderr]   --> src/game.rs:58:8
[INFO] [stderr]    |
[INFO] [stderr] 58 | pub fn update_and_render(
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 6 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/again-d0b0a42eab9124d8
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "4156a9cfe4d1388d427344c78ad05fc99c8c2c0e45cdeb465b1437da0573024c"`
[INFO] running `"docker" "rm" "-f" "4156a9cfe4d1388d427344c78ad05fc99c8c2c0e45cdeb465b1437da0573024c"`
[INFO] [stdout] 4156a9cfe4d1388d427344c78ad05fc99c8c2c0e45cdeb465b1437da0573024c