[INFO] cloning repository https://github.com/scbrickley/riss
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/scbrickley/riss" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fscbrickley%2Friss", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fscbrickley%2Friss'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 68a09a894566faff19ae77265d2fbe62205e715e
[INFO] testing scbrickley/riss against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fscbrickley%2Friss" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/scbrickley/riss on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/scbrickley/riss
[INFO] finished tweaking git repo https://github.com/scbrickley/riss
[INFO] tweaked toml for git repo https://github.com/scbrickley/riss written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/scbrickley/riss already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "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-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 16c4a6102303c7c7a301c5baeddd3428b2f06a499c8217cc5078b2b35a485a4e
[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" "16c4a6102303c7c7a301c5baeddd3428b2f06a499c8217cc5078b2b35a485a4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "16c4a6102303c7c7a301c5baeddd3428b2f06a499c8217cc5078b2b35a485a4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16c4a6102303c7c7a301c5baeddd3428b2f06a499c8217cc5078b2b35a485a4e", kill_on_drop: false }`
[INFO] [stdout] 16c4a6102303c7c7a301c5baeddd3428b2f06a499c8217cc5078b2b35a485a4e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 619ae0c08413cc22d84fbaf634342873e05b4313ec098dc84c88cc0d755fe687
[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" "619ae0c08413cc22d84fbaf634342873e05b4313ec098dc84c88cc0d755fe687", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.31
[INFO] [stderr]    Compiling openssl v0.10.29
[INFO] [stderr]    Compiling serde v1.0.111
[INFO] [stderr]    Compiling slash-formatter v2.2.6
[INFO] [stderr]    Compiling openssl-sys v0.9.58
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling hyper v0.10.16
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]    Compiling hyper-native-tls v0.3.0
[INFO] [stderr]    Compiling serde_derive v1.0.111
[INFO] [stderr]    Compiling educe v0.4.2
[INFO] [stderr]    Compiling easy-http-request v0.2.6
[INFO] [stderr]    Compiling serde_json v1.0.55
[INFO] [stderr]    Compiling riss v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `token`
[INFO] [stdout]   --> src/main.rs:49:4
[INFO] [stdout]    |
[INFO] [stdout] 49 | fn token() -> String {
[INFO] [stdout]    |    ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` 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 1m 07s
[INFO] running `Command { std: "docker" "inspect" "619ae0c08413cc22d84fbaf634342873e05b4313ec098dc84c88cc0d755fe687", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "619ae0c08413cc22d84fbaf634342873e05b4313ec098dc84c88cc0d755fe687", kill_on_drop: false }`
[INFO] [stdout] 619ae0c08413cc22d84fbaf634342873e05b4313ec098dc84c88cc0d755fe687
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e0ca9db4d97357be8d5d965a01e4fe9d9fb7163e948e839ae2c8b8179b861bf9
[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" "e0ca9db4d97357be8d5d965a01e4fe9d9fb7163e948e839ae2c8b8179b861bf9", kill_on_drop: false }`
[INFO] [stderr]    Compiling riss v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `token`
[INFO] [stdout]   --> src/main.rs:49:4
[INFO] [stdout]    |
[INFO] [stdout] 49 | fn token() -> String {
[INFO] [stdout]    |    ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` 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 1.30s
[INFO] running `Command { std: "docker" "inspect" "e0ca9db4d97357be8d5d965a01e4fe9d9fb7163e948e839ae2c8b8179b861bf9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0ca9db4d97357be8d5d965a01e4fe9d9fb7163e948e839ae2c8b8179b861bf9", kill_on_drop: false }`
[INFO] [stdout] e0ca9db4d97357be8d5d965a01e4fe9d9fb7163e948e839ae2c8b8179b861bf9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0169a4466e1963904a299dc26cad01b14e308117ac120dc4b599e1253d391042
[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" "0169a4466e1963904a299dc26cad01b14e308117ac120dc4b599e1253d391042", kill_on_drop: false }`
[INFO] [stderr] warning: function is never used: `token`
[INFO] [stderr]   --> src/main.rs:49:4
[INFO] [stderr]    |
[INFO] [stderr] 49 | fn token() -> String {
[INFO] [stderr]    |    ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/riss-270cb777df73cf89
[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 `Command { std: "docker" "inspect" "0169a4466e1963904a299dc26cad01b14e308117ac120dc4b599e1253d391042", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0169a4466e1963904a299dc26cad01b14e308117ac120dc4b599e1253d391042", kill_on_drop: false }`
[INFO] [stdout] 0169a4466e1963904a299dc26cad01b14e308117ac120dc4b599e1253d391042