[INFO] updating cached repository https://github.com/stillinbeta/kitten
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 620793b3e9d99def99de60404d00bcb84b1df270
[INFO] testing stillinbeta/kitten against master#28742a1146f10a4f09369baad027a464acb7a766 for pr-71274
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstillinbeta%2Fkitten" "/workspace/builds/worker-4/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/stillinbeta/kitten on toolchain 28742a1146f10a4f09369baad027a464acb7a766
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/stillinbeta/kitten
[INFO] finished tweaking git repo https://github.com/stillinbeta/kitten
[INFO] tweaked toml for git repo https://github.com/stillinbeta/kitten written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/stillinbeta/kitten already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 269b1eec1fc00334b10743c536cc0ca1ac6abea3dbbac4aa253386d9c9c100e8
[INFO] running `"docker" "start" "-a" "269b1eec1fc00334b10743c536cc0ca1ac6abea3dbbac4aa253386d9c9c100e8"`
[INFO] [stderr]    Compiling kitten v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/lib.rs:8:47
[INFO] [stderr]   |
[INFO] [stderr] 8 |     pub fn run(cfg: Config) -> Result<(), Box<Error>> {
[INFO] [stderr]   |                                               ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.65s
[INFO] running `"docker" "inspect" "269b1eec1fc00334b10743c536cc0ca1ac6abea3dbbac4aa253386d9c9c100e8"`
[INFO] running `"docker" "rm" "-f" "269b1eec1fc00334b10743c536cc0ca1ac6abea3dbbac4aa253386d9c9c100e8"`
[INFO] [stdout] 269b1eec1fc00334b10743c536cc0ca1ac6abea3dbbac4aa253386d9c9c100e8
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 754ed98f80bed566b0458d7cb5a4cb224e58ce5f663b602062db09ffac678951
[INFO] running `"docker" "start" "-a" "754ed98f80bed566b0458d7cb5a4cb224e58ce5f663b602062db09ffac678951"`
[INFO] [stderr]    Compiling kitten v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/lib.rs:8:47
[INFO] [stderr]   |
[INFO] [stderr] 8 |     pub fn run(cfg: Config) -> Result<(), Box<Error>> {
[INFO] [stderr]   |                                               ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/lib.rs:8:47
[INFO] [stderr]   |
[INFO] [stderr] 8 |     pub fn run(cfg: Config) -> Result<(), Box<Error>> {
[INFO] [stderr]   |                                               ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.54s
[INFO] running `"docker" "inspect" "754ed98f80bed566b0458d7cb5a4cb224e58ce5f663b602062db09ffac678951"`
[INFO] running `"docker" "rm" "-f" "754ed98f80bed566b0458d7cb5a4cb224e58ce5f663b602062db09ffac678951"`
[INFO] [stdout] 754ed98f80bed566b0458d7cb5a4cb224e58ce5f663b602062db09ffac678951
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 2c99510a9715110741e5a33052a85f9fd34e5d43e20a7d17d6120a3c44e2300f
[INFO] running `"docker" "start" "-a" "2c99510a9715110741e5a33052a85f9fd34e5d43e20a7d17d6120a3c44e2300f"`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/lib.rs:8:47
[INFO] [stderr]   |
[INFO] [stderr] 8 |     pub fn run(cfg: Config) -> Result<(), Box<Error>> {
[INFO] [stderr]   |                                               ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/lib.rs:8:47
[INFO] [stderr]   |
[INFO] [stderr] 8 |     pub fn run(cfg: Config) -> Result<(), Box<Error>> {
[INFO] [stderr]   |                                               ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/kitten-b0c7668c7ace7f96
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test::number_lines ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/kitten-5634255569f77ff7
[INFO] [stdout] test test::unnumbered_lines ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests kitten
[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] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - exec::maybe_number (line 24) ... ok
[INFO] [stdout] test src/lib.rs - kinds::Config::new (line 57) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "2c99510a9715110741e5a33052a85f9fd34e5d43e20a7d17d6120a3c44e2300f"`
[INFO] running `"docker" "rm" "-f" "2c99510a9715110741e5a33052a85f9fd34e5d43e20a7d17d6120a3c44e2300f"`
[INFO] [stdout] 2c99510a9715110741e5a33052a85f9fd34e5d43e20a7d17d6120a3c44e2300f