[INFO] cloning repository https://github.com/kawaemon/romaji-code-generator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kawaemon/romaji-code-generator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkawaemon%2Fromaji-code-generator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkawaemon%2Fromaji-code-generator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4136989ec75001bf7f37ae7d8a3f9b0342a79064
[INFO] testing kawaemon/romaji-code-generator 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%2Fkawaemon%2Fromaji-code-generator" "/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/kawaemon/romaji-code-generator 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/kawaemon/romaji-code-generator
[INFO] finished tweaking git repo https://github.com/kawaemon/romaji-code-generator
[INFO] tweaked toml for git repo https://github.com/kawaemon/romaji-code-generator written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/kawaemon/romaji-code-generator 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-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" "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] 5ca319f216ab31407e69702117e9dfecc5ced72dd714511065e473cd1bcc4e59
[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" "5ca319f216ab31407e69702117e9dfecc5ced72dd714511065e473cd1bcc4e59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5ca319f216ab31407e69702117e9dfecc5ced72dd714511065e473cd1bcc4e59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ca319f216ab31407e69702117e9dfecc5ced72dd714511065e473cd1bcc4e59", kill_on_drop: false }`
[INFO] [stdout] 5ca319f216ab31407e69702117e9dfecc5ced72dd714511065e473cd1bcc4e59
[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=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] 14f87a14d8e281de262920c7c4a1a3d90897fd97035f225ee80574edf395a35f
[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" "14f87a14d8e281de262920c7c4a1a3d90897fd97035f225ee80574edf395a35f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling syn v1.0.57
[INFO] [stderr]    Compiling siphasher v0.3.3
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling futures-core v0.3.8
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling once_cell v1.5.2
[INFO] [stderr]    Compiling pin-project-lite v0.2.0
[INFO] [stderr]    Compiling futures-io v0.3.8
[INFO] [stderr]    Compiling futures-sink v0.3.8
[INFO] [stderr]    Compiling smallvec v1.6.0
[INFO] [stderr]    Compiling anyhow v1.0.37
[INFO] [stderr]    Compiling http v0.2.2
[INFO] [stderr]    Compiling dtoa-short v0.3.3
[INFO] [stderr]    Compiling getopts v0.2.21
[INFO] [stderr]    Compiling tendril v0.4.1
[INFO] [stderr]    Compiling tracing v0.1.22
[INFO] [stderr]    Compiling futures-channel v0.3.8
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]    Compiling futures-task v0.3.8
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling net2 v0.2.37
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling openssl-sys v0.9.60
[INFO] [stderr]    Compiling socket2 v0.3.19
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling openssl v0.10.32
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling http-body v0.3.1
[INFO] [stderr]    Compiling tokio v0.2.24
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]    Compiling phf_codegen v0.8.0
[INFO] [stderr]    Compiling string_cache_codegen v0.5.1
[INFO] [stderr]    Compiling selectors v0.22.0
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]    Compiling string_cache v0.8.1
[INFO] [stderr]    Compiling serde_urlencoded v0.7.0
[INFO] [stderr]    Compiling native-tls v0.2.7
[INFO] [stderr]    Compiling tokio-util v0.3.1
[INFO] [stderr]    Compiling tokio-tls v0.3.1
[INFO] [stderr]    Compiling pin-project-internal v0.4.27
[INFO] [stderr]    Compiling pin-project-internal v1.0.2
[INFO] [stderr]    Compiling phf_macros v0.8.0
[INFO] [stderr]    Compiling cssparser v0.27.2
[INFO] [stderr]    Compiling cssparser-macros v0.6.0
[INFO] [stderr]    Compiling html5ever v0.25.1
[INFO] [stderr]    Compiling derive_more v0.99.11
[INFO] [stderr]    Compiling phf v0.8.0
[INFO] [stderr]    Compiling pin-project v1.0.2
[INFO] [stderr]    Compiling futures-util v0.3.8
[INFO] [stderr]    Compiling pin-project v0.4.27
[INFO] [stderr]    Compiling tracing-futures v0.2.4
[INFO] [stderr]    Compiling markup5ever v0.10.0
[INFO] [stderr]    Compiling h2 v0.2.7
[INFO] [stderr]    Compiling scraper v0.12.0
[INFO] [stderr]    Compiling hyper v0.13.9
[INFO] [stderr]    Compiling hyper-tls v0.4.3
[INFO] [stderr]    Compiling reqwest v0.10.10
[INFO] [stderr]    Compiling roma-table v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `doubles`
[INFO] [stdout]   --> src/main.rs:84:41
[INFO] [stdout]    |
[INFO] [stdout] 84 |     fn format(singles: &[RomaPair<'_>], doubles: &[RomaPair<'_>]) -> String {
[INFO] [stdout]    |                                         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_doubles`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 19s
[INFO] running `Command { std: "docker" "inspect" "14f87a14d8e281de262920c7c4a1a3d90897fd97035f225ee80574edf395a35f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14f87a14d8e281de262920c7c4a1a3d90897fd97035f225ee80574edf395a35f", kill_on_drop: false }`
[INFO] [stdout] 14f87a14d8e281de262920c7c4a1a3d90897fd97035f225ee80574edf395a35f
[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=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] c8f97a68d56a8215b5f1ae586a9a73ebcf24c1e45ca922dc9bada64d0799f00f
[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" "c8f97a68d56a8215b5f1ae586a9a73ebcf24c1e45ca922dc9bada64d0799f00f", kill_on_drop: false }`
[INFO] [stderr]    Compiling roma-table v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `doubles`
[INFO] [stdout]   --> src/main.rs:84:41
[INFO] [stdout]    |
[INFO] [stdout] 84 |     fn format(singles: &[RomaPair<'_>], doubles: &[RomaPair<'_>]) -> String {
[INFO] [stdout]    |                                         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_doubles`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.94s
[INFO] running `Command { std: "docker" "inspect" "c8f97a68d56a8215b5f1ae586a9a73ebcf24c1e45ca922dc9bada64d0799f00f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8f97a68d56a8215b5f1ae586a9a73ebcf24c1e45ca922dc9bada64d0799f00f", kill_on_drop: false }`
[INFO] [stdout] c8f97a68d56a8215b5f1ae586a9a73ebcf24c1e45ca922dc9bada64d0799f00f
[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=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] 9402b8f48ce7cb82aea466083627f54a6121d50f2c3353b544430809697b9000
[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" "9402b8f48ce7cb82aea466083627f54a6121d50f2c3353b544430809697b9000", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unused variable: `doubles`
[INFO] [stdout] running 0 tests
[INFO] [stderr]   --> src/main.rs:84:41
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] 84 |     fn format(singles: &[RomaPair<'_>], doubles: &[RomaPair<'_>]) -> String {
[INFO] [stdout] 
[INFO] [stderr]    |                                         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_doubles`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `roma-table` (bin "roma-table" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/roma_table-90e346c052c603d3)
[INFO] running `Command { std: "docker" "inspect" "9402b8f48ce7cb82aea466083627f54a6121d50f2c3353b544430809697b9000", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9402b8f48ce7cb82aea466083627f54a6121d50f2c3353b544430809697b9000", kill_on_drop: false }`
[INFO] [stdout] 9402b8f48ce7cb82aea466083627f54a6121d50f2c3353b544430809697b9000