[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 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fscbrickley%2Friss" "/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/scbrickley/riss on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-0/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" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded slash-formatter v2.2.6
[INFO] [stderr]   Downloaded hyper-native-tls v0.3.0
[INFO] [stderr]   Downloaded educe v0.4.2
[INFO] [stderr]   Downloaded easy-http-request v0.2.6
[INFO] [stderr]   Downloaded syn v1.0.31
[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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b780c9aa4dca498e6a80e579b76b04d3dbe69a71838a53f57576a01a0eaf8d79
[INFO] running `Command { std: "docker" "start" "-a" "b780c9aa4dca498e6a80e579b76b04d3dbe69a71838a53f57576a01a0eaf8d79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b780c9aa4dca498e6a80e579b76b04d3dbe69a71838a53f57576a01a0eaf8d79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b780c9aa4dca498e6a80e579b76b04d3dbe69a71838a53f57576a01a0eaf8d79", kill_on_drop: false }`
[INFO] [stdout] b780c9aa4dca498e6a80e579b76b04d3dbe69a71838a53f57576a01a0eaf8d79
[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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 06637032b4a9d823d2ab9d390acc1fe16226e8019bfe568e8013b4c5e1391d46
[INFO] running `Command { std: "docker" "start" "-a" "06637032b4a9d823d2ab9d390acc1fe16226e8019bfe568e8013b4c5e1391d46", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.31
[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 unicode-normalization v0.1.12
[INFO] [stderr]    Compiling mime v0.2.6
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling openssl v0.10.29
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling hyper v0.10.16
[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 00s
[INFO] running `Command { std: "docker" "inspect" "06637032b4a9d823d2ab9d390acc1fe16226e8019bfe568e8013b4c5e1391d46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06637032b4a9d823d2ab9d390acc1fe16226e8019bfe568e8013b4c5e1391d46", kill_on_drop: false }`
[INFO] [stdout] 06637032b4a9d823d2ab9d390acc1fe16226e8019bfe568e8013b4c5e1391d46
[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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 17361846beb28a50d82889edd44eb7532e8acabb81eb2d375b86a28155986ac1
[INFO] running `Command { std: "docker" "start" "-a" "17361846beb28a50d82889edd44eb7532e8acabb81eb2d375b86a28155986ac1", 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 1.21s
[INFO] running `Command { std: "docker" "inspect" "17361846beb28a50d82889edd44eb7532e8acabb81eb2d375b86a28155986ac1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17361846beb28a50d82889edd44eb7532e8acabb81eb2d375b86a28155986ac1", kill_on_drop: false }`
[INFO] [stdout] 17361846beb28a50d82889edd44eb7532e8acabb81eb2d375b86a28155986ac1
[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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 52a5f14f3d47163d479a09b81e06f1ae1c45196734e0f7092c481ab9af1864a0
[INFO] running `Command { std: "docker" "start" "-a" "52a5f14f3d47163d479a09b81e06f1ae1c45196734e0f7092c481ab9af1864a0", 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: `riss` (bin "riss" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/riss-d9dccaa6d82308a1)
[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" "52a5f14f3d47163d479a09b81e06f1ae1c45196734e0f7092c481ab9af1864a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52a5f14f3d47163d479a09b81e06f1ae1c45196734e0f7092c481ab9af1864a0", kill_on_drop: false }`
[INFO] [stdout] 52a5f14f3d47163d479a09b81e06f1ae1c45196734e0f7092c481ab9af1864a0