[INFO] cloning repository https://github.com/cydanil/hq9p
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cydanil/hq9p" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcydanil%2Fhq9p", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcydanil%2Fhq9p'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 053e13cb1e4a1e168f3d5b5cab09f3247b89aab4
[INFO] testing cydanil/hq9p against beta-2022-02-22 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcydanil%2Fhq9p" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cydanil/hq9p on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/cydanil/hq9p
[INFO] finished tweaking git repo https://github.com/cydanil/hq9p
[INFO] tweaked toml for git repo https://github.com/cydanil/hq9p written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/cydanil/hq9p already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d8e06b90b5abb94fe578effe758c63b11e8711b1488f81cd60de98bbb8a30426
[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" "d8e06b90b5abb94fe578effe758c63b11e8711b1488f81cd60de98bbb8a30426", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d8e06b90b5abb94fe578effe758c63b11e8711b1488f81cd60de98bbb8a30426", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8e06b90b5abb94fe578effe758c63b11e8711b1488f81cd60de98bbb8a30426", kill_on_drop: false }`
[INFO] [stdout] d8e06b90b5abb94fe578effe758c63b11e8711b1488f81cd60de98bbb8a30426
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a1ffdb99e9fb2350e9fda58cabf6cfdcce32e94246790eb78c836b5849e992bb
[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" "a1ffdb99e9fb2350e9fda58cabf6cfdcce32e94246790eb78c836b5849e992bb", kill_on_drop: false }`
[INFO] [stderr]    Compiling hq9p v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable `acc` is assigned to, but never used
[INFO] [stdout]   --> src/main.rs:16:17
[INFO] [stdout]    |
[INFO] [stdout] 16 |         let mut acc: u8 = 0;
[INFO] [stdout]    |                 ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout]    = note: consider using `_acc` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `acc` is never read
[INFO] [stdout]   --> src/main.rs:21:20
[INFO] [stdout]    |
[INFO] [stdout] 21 |             '+' => acc += 1,
[INFO] [stdout]    |                    ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.96s
[INFO] running `Command { std: "docker" "inspect" "a1ffdb99e9fb2350e9fda58cabf6cfdcce32e94246790eb78c836b5849e992bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1ffdb99e9fb2350e9fda58cabf6cfdcce32e94246790eb78c836b5849e992bb", kill_on_drop: false }`
[INFO] [stdout] a1ffdb99e9fb2350e9fda58cabf6cfdcce32e94246790eb78c836b5849e992bb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e0bab3e0099f89d99bb021e9307bb00df070350d2677b1f0fee83b747fce989a
[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" "e0bab3e0099f89d99bb021e9307bb00df070350d2677b1f0fee83b747fce989a", kill_on_drop: false }`
[INFO] [stderr]    Compiling hq9p v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable `acc` is assigned to, but never used
[INFO] [stdout]   --> src/main.rs:16:17
[INFO] [stdout]    |
[INFO] [stdout] 16 |         let mut acc: u8 = 0;
[INFO] [stdout]    |                 ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout]    = note: consider using `_acc` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `acc` is never read
[INFO] [stdout]   --> src/main.rs:21:20
[INFO] [stdout]    |
[INFO] [stdout] 21 |             '+' => acc += 1,
[INFO] [stdout]    |                    ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `Command { std: "docker" "inspect" "e0bab3e0099f89d99bb021e9307bb00df070350d2677b1f0fee83b747fce989a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0bab3e0099f89d99bb021e9307bb00df070350d2677b1f0fee83b747fce989a", kill_on_drop: false }`
[INFO] [stdout] e0bab3e0099f89d99bb021e9307bb00df070350d2677b1f0fee83b747fce989a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] acd21be22071e4ebcf750e9a9cddf99a90189e2c072ff82fae57314dce6206d8
[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" "acd21be22071e4ebcf750e9a9cddf99a90189e2c072ff82fae57314dce6206d8", kill_on_drop: false }`
[INFO] [stderr] warning: variable `acc` is assigned to, but never used
[INFO] [stderr]   --> src/main.rs:16:17
[INFO] [stderr]    |
[INFO] [stderr] 16 |         let mut acc: u8 = 0;
[INFO] [stderr]    |                 ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr]    = note: consider using `_acc` instead
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `acc` is never read
[INFO] [stderr]   --> src/main.rs:21:20
[INFO] [stderr]    |
[INFO] [stderr] 21 |             '+' => acc += 1,
[INFO] [stderr]    |                    ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: `hq9p` (bin "hq9p" test) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/hq9p-4bd119a930af914d)
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "acd21be22071e4ebcf750e9a9cddf99a90189e2c072ff82fae57314dce6206d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "acd21be22071e4ebcf750e9a9cddf99a90189e2c072ff82fae57314dce6206d8", kill_on_drop: false }`
[INFO] [stdout] acd21be22071e4ebcf750e9a9cddf99a90189e2c072ff82fae57314dce6206d8