[INFO] fetching crate robin-derives 0.3.0...
[INFO] testing robin-derives-0.3.0 against 1.60.0 for beta-1.61-1
[INFO] extracting crate robin-derives 0.3.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate robin-derives 0.3.0 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 crates.io crate robin-derives 0.3.0
[INFO] finished tweaking crates.io crate robin-derives 0.3.0
[INFO] tweaked toml for crates.io crate robin-derives 0.3.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "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" "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] 422bdcdc06960f79fcb8a88cdefbf769c56f649e9a738209b72372f70ffe8cfb
[INFO] running `Command { std: "docker" "start" "-a" "422bdcdc06960f79fcb8a88cdefbf769c56f649e9a738209b72372f70ffe8cfb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "422bdcdc06960f79fcb8a88cdefbf769c56f649e9a738209b72372f70ffe8cfb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "422bdcdc06960f79fcb8a88cdefbf769c56f649e9a738209b72372f70ffe8cfb", kill_on_drop: false }`
[INFO] [stdout] 422bdcdc06960f79fcb8a88cdefbf769c56f649e9a738209b72372f70ffe8cfb
[INFO] running `Command { std: "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" "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] [stdout] 24d58c3b3ccad663f5517091adf9d3056e358cc12626fc5a200ccf857faf2e7c
[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" "24d58c3b3ccad663f5517091adf9d3056e358cc12626fc5a200ccf857faf2e7c", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v0.12.15
[INFO] [stderr]    Compiling robin-derives v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `underscore`
[INFO] [stdout]    --> src/jobs.rs:111:4
[INFO] [stdout]     |
[INFO] [stdout] 111 | fn underscore(s: &str) -> 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 7.50s
[INFO] running `Command { std: "docker" "inspect" "24d58c3b3ccad663f5517091adf9d3056e358cc12626fc5a200ccf857faf2e7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24d58c3b3ccad663f5517091adf9d3056e358cc12626fc5a200ccf857faf2e7c", kill_on_drop: false }`
[INFO] [stdout] 24d58c3b3ccad663f5517091adf9d3056e358cc12626fc5a200ccf857faf2e7c
[INFO] running `Command { std: "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" "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] 5cd3ca470e40f88f61a42620b139fc8e24f1755eb21c6030ac4a7609dea5657e
[INFO] running `Command { std: "docker" "start" "-a" "5cd3ca470e40f88f61a42620b139fc8e24f1755eb21c6030ac4a7609dea5657e", kill_on_drop: false }`
[INFO] [stdout] warning: function is never used: `underscore`
[INFO] [stdout]    --> src/jobs.rs:111:4
[INFO] [stdout]     |
[INFO] [stdout] 111 | fn underscore(s: &str) -> 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]    Compiling robin-derives v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.01s
[INFO] running `Command { std: "docker" "inspect" "5cd3ca470e40f88f61a42620b139fc8e24f1755eb21c6030ac4a7609dea5657e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5cd3ca470e40f88f61a42620b139fc8e24f1755eb21c6030ac4a7609dea5657e", kill_on_drop: false }`
[INFO] [stdout] 5cd3ca470e40f88f61a42620b139fc8e24f1755eb21c6030ac4a7609dea5657e
[INFO] running `Command { std: "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" "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] b9bf1ffd99227f4a46fe47031f413ccaaad9972ff7b165a3f7ad93ae4d436b3c
[INFO] running `Command { std: "docker" "start" "-a" "b9bf1ffd99227f4a46fe47031f413ccaaad9972ff7b165a3f7ad93ae4d436b3c", kill_on_drop: false }`
[INFO] [stderr] warning: function is never used: `underscore`
[INFO] [stderr]    --> src/jobs.rs:111:4
[INFO] [stderr]     |
[INFO] [stderr] 111 | fn underscore(s: &str) -> String {
[INFO] [stderr]     |    ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `robin-derives` (lib) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/robin_derives-49ec65ac01a4f2ed)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test jobs::tests::test_underscore ... ok
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests robin-derives
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b9bf1ffd99227f4a46fe47031f413ccaaad9972ff7b165a3f7ad93ae4d436b3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9bf1ffd99227f4a46fe47031f413ccaaad9972ff7b165a3f7ad93ae4d436b3c", kill_on_drop: false }`
[INFO] [stdout] b9bf1ffd99227f4a46fe47031f413ccaaad9972ff7b165a3f7ad93ae4d436b3c