[INFO] cloning repository https://github.com/nelsonatgithub/fctrl2
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nelsonatgithub/fctrl2" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnelsonatgithub%2Ffctrl2", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnelsonatgithub%2Ffctrl2'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9261d1344576d33a692da4c0c2b382607b71214e
[INFO] testing nelsonatgithub/fctrl2 against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnelsonatgithub%2Ffctrl2" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nelsonatgithub/fctrl2 on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/nelsonatgithub/fctrl2
[INFO] finished tweaking git repo https://github.com/nelsonatgithub/fctrl2
[INFO] tweaked toml for git repo https://github.com/nelsonatgithub/fctrl2 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/nelsonatgithub/fctrl2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 12b6d1fe7fc4912d183d75f59bdc576ea56717223be80e9f8a57f08079dd288f
[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" "12b6d1fe7fc4912d183d75f59bdc576ea56717223be80e9f8a57f08079dd288f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "12b6d1fe7fc4912d183d75f59bdc576ea56717223be80e9f8a57f08079dd288f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12b6d1fe7fc4912d183d75f59bdc576ea56717223be80e9f8a57f08079dd288f", kill_on_drop: false }`
[INFO] [stdout] 12b6d1fe7fc4912d183d75f59bdc576ea56717223be80e9f8a57f08079dd288f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=forbid" "-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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0830f6e394d9e85a0c57336aca63590fef0d3be46dd2ced347da04f2a5ef9896
[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" "0830f6e394d9e85a0c57336aca63590fef0d3be46dd2ced347da04f2a5ef9896", kill_on_drop: false }`
[INFO] [stderr]    Compiling FCTRL2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: crate `FCTRL2` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout]   = help: convert the identifier to snake case: `fctrl2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.76s
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0830f6e394d9e85a0c57336aca63590fef0d3be46dd2ced347da04f2a5ef9896", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0830f6e394d9e85a0c57336aca63590fef0d3be46dd2ced347da04f2a5ef9896", kill_on_drop: false }`
[INFO] [stdout] 0830f6e394d9e85a0c57336aca63590fef0d3be46dd2ced347da04f2a5ef9896
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=forbid" "-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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d3f4a15cad67b77fc43b24919c36766bb338947e9f71d5c72c7435b47bceb870
[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" "d3f4a15cad67b77fc43b24919c36766bb338947e9f71d5c72c7435b47bceb870", kill_on_drop: false }`
[INFO] [stderr]    Compiling FCTRL2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: crate `FCTRL2` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout]   = help: convert the identifier to snake case: `fctrl2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.83s
[INFO] running `Command { std: "docker" "inspect" "d3f4a15cad67b77fc43b24919c36766bb338947e9f71d5c72c7435b47bceb870", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3f4a15cad67b77fc43b24919c36766bb338947e9f71d5c72c7435b47bceb870", kill_on_drop: false }`
[INFO] [stdout] d3f4a15cad67b77fc43b24919c36766bb338947e9f71d5c72c7435b47bceb870
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=forbid" "-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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 44395d59853615508311c2d883e4211770ab8ea823199d8871875b5b8846bf09
[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" "44395d59853615508311c2d883e4211770ab8ea823199d8871875b5b8846bf09", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: crate `FCTRL2` should have a snake case name
[INFO] [stdout] running 5 tests
[INFO] [stderr]   |
[INFO] [stdout] test test_constructor ... ok
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] test test_printable ... ok
[INFO] [stderr]   = help: convert the identifier to snake case: `fctrl2`
[INFO] [stdout] test test_multiplication ... ok
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/FCTRL2-472c35510230c3a8)
[INFO] [stdout] test test_factorial ... ok
[INFO] [stdout] test test_know_multiplication ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 3.59s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "44395d59853615508311c2d883e4211770ab8ea823199d8871875b5b8846bf09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44395d59853615508311c2d883e4211770ab8ea823199d8871875b5b8846bf09", kill_on_drop: false }`
[INFO] [stdout] 44395d59853615508311c2d883e4211770ab8ea823199d8871875b5b8846bf09