[INFO] fetching crate quartet 0.2.1...
[INFO] testing quartet-0.2.1 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate quartet 0.2.1 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate quartet 0.2.1 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate quartet 0.2.1
[INFO] finished tweaking crates.io crate quartet 0.2.1
[INFO] tweaked toml for crates.io crate quartet 0.2.1 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate quartet 0.2.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e91159094a7ba7f58c9c92bacdadf806bd359e314eda1029ca3ad724da1117af
[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" "e91159094a7ba7f58c9c92bacdadf806bd359e314eda1029ca3ad724da1117af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e91159094a7ba7f58c9c92bacdadf806bd359e314eda1029ca3ad724da1117af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e91159094a7ba7f58c9c92bacdadf806bd359e314eda1029ca3ad724da1117af", kill_on_drop: false }`
[INFO] [stdout] e91159094a7ba7f58c9c92bacdadf806bd359e314eda1029ca3ad724da1117af
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 79a6d3d105a3cd585316fe62f56aefa03a0093944fe709aa7c5f61e8bbc76df8
[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" "79a6d3d105a3cd585316fe62f56aefa03a0093944fe709aa7c5f61e8bbc76df8", kill_on_drop: false }`
[INFO] [stderr]    Compiling quartet v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.47s
[INFO] running `Command { std: "docker" "inspect" "79a6d3d105a3cd585316fe62f56aefa03a0093944fe709aa7c5f61e8bbc76df8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79a6d3d105a3cd585316fe62f56aefa03a0093944fe709aa7c5f61e8bbc76df8", kill_on_drop: false }`
[INFO] [stdout] 79a6d3d105a3cd585316fe62f56aefa03a0093944fe709aa7c5f61e8bbc76df8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0ccc2e2e3243dba7320e8e905ebcb205a4e591c5ad8352b22fa0388ad9fd8060
[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" "0ccc2e2e3243dba7320e8e905ebcb205a4e591c5ad8352b22fa0388ad9fd8060", kill_on_drop: false }`
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]    Compiling quartet v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.98s
[INFO] running `Command { std: "docker" "inspect" "0ccc2e2e3243dba7320e8e905ebcb205a4e591c5ad8352b22fa0388ad9fd8060", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ccc2e2e3243dba7320e8e905ebcb205a4e591c5ad8352b22fa0388ad9fd8060", kill_on_drop: false }`
[INFO] [stdout] 0ccc2e2e3243dba7320e8e905ebcb205a4e591c5ad8352b22fa0388ad9fd8060
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "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] 25cdaefc031fdddc4480e03c81154f873b8cac642a08dfdeed20f2381d52d4d6
[INFO] running `Command { std: "docker" "start" "-a" "25cdaefc031fdddc4480e03c81154f873b8cac642a08dfdeed20f2381d52d4d6", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/quartet-ebeac47fb95c2fbb)
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test test_nibslice::build_ok ... ok
[INFO] [stdout] test test_nibslice::index_middle ... ok
[INFO] [stdout] test test_nibslice::get_range_oob_exclude_both ... ok
[INFO] [stdout] test test_nibslice::index_range ... ok
[INFO] [stdout] test test_nibslice::index_3 ... ok
[INFO] [stdout] test test_nibslice::index_2 ... ok
[INFO] [stdout] test test_nibslice::index_to_1 ... ok
[INFO] [stdout] test test_nibslice::iter ... ok
[INFO] [stdout] test test_nibslice::index_single ... ok
[INFO] [stdout] test test_nibslice::index_range_bad - should panic ... ok
[INFO] [stderr]    Doc-tests quartet
[INFO] [stdout] test test_nibslice::index_oob - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/lib.rs - (line 15) ... ok
[INFO] [stdout] test src/lib.rs - NibSlice::try_nibble (line 129) ... ok
[INFO] [stdout] test src/lib.rs - NibSlice::index (line 87) ... ok
[INFO] [stdout] test src/lib.rs - NibSlice::nibble (line 109) ... ok
[INFO] [stdout] test src/lib.rs - (line 7) ... ok
[INFO] [stdout] test src/lib.rs - doctest (line 592) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.84s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "25cdaefc031fdddc4480e03c81154f873b8cac642a08dfdeed20f2381d52d4d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25cdaefc031fdddc4480e03c81154f873b8cac642a08dfdeed20f2381d52d4d6", kill_on_drop: false }`
[INFO] [stdout] 25cdaefc031fdddc4480e03c81154f873b8cac642a08dfdeed20f2381d52d4d6