[INFO] fetching crate ruyi-slab 0.1.1...
[INFO] testing ruyi-slab-0.1.1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate ruyi-slab 0.1.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate ruyi-slab 0.1.1 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ruyi-slab 0.1.1
[INFO] finished tweaking crates.io crate ruyi-slab 0.1.1
[INFO] tweaked toml for crates.io crate ruyi-slab 0.1.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3c0bd25ca505c568f22919a7680f210a75880d63b438b91ee82e6309ba300ef4
[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" "3c0bd25ca505c568f22919a7680f210a75880d63b438b91ee82e6309ba300ef4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3c0bd25ca505c568f22919a7680f210a75880d63b438b91ee82e6309ba300ef4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c0bd25ca505c568f22919a7680f210a75880d63b438b91ee82e6309ba300ef4", kill_on_drop: false }`
[INFO] [stdout] 3c0bd25ca505c568f22919a7680f210a75880d63b438b91ee82e6309ba300ef4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "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] 274f9ce3994f6d9689c28888993dc8a13ff8cdf941d558bf08d9ba87a9866985
[INFO] running `Command { std: "docker" "start" "-a" "274f9ce3994f6d9689c28888993dc8a13ff8cdf941d558bf08d9ba87a9866985", kill_on_drop: false }`
[INFO] [stderr]    Compiling ruyi-slab v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.94s
[INFO] running `Command { std: "docker" "inspect" "274f9ce3994f6d9689c28888993dc8a13ff8cdf941d558bf08d9ba87a9866985", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "274f9ce3994f6d9689c28888993dc8a13ff8cdf941d558bf08d9ba87a9866985", kill_on_drop: false }`
[INFO] [stdout] 274f9ce3994f6d9689c28888993dc8a13ff8cdf941d558bf08d9ba87a9866985
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9180a7b6e1e6ace5e3821d02f1585841fa6b6ac98f69eae30981df2e2af1c1b7
[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" "9180a7b6e1e6ace5e3821d02f1585841fa6b6ac98f69eae30981df2e2af1c1b7", kill_on_drop: false }`
[INFO] [stderr]    Compiling ruyi-slab v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.59s
[INFO] running `Command { std: "docker" "inspect" "9180a7b6e1e6ace5e3821d02f1585841fa6b6ac98f69eae30981df2e2af1c1b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9180a7b6e1e6ace5e3821d02f1585841fa6b6ac98f69eae30981df2e2af1c1b7", kill_on_drop: false }`
[INFO] [stdout] 9180a7b6e1e6ace5e3821d02f1585841fa6b6ac98f69eae30981df2e2af1c1b7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7520885ad4978ba08027edcf05dc0bc904247444a10fbe5316b85099800d4532
[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" "7520885ad4978ba08027edcf05dc0bc904247444a10fbe5316b85099800d4532", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ruyi_slab-9959194ef717f842)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ruyi-slab
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 20 tests
[INFO] [stdout] test src/lib.rs - Slab<T>::free_entry (line 398) ... ok
[INFO] [stdout] test src/lib.rs - Slab<T>::remove (line 418) ... ok
[INFO] [stdout] test src/lib.rs - Slab<T>::get (line 445) ... ok
[INFO] [stdout] test src/lib.rs - Slab<T>::is_empty (line 260) ... ok
[INFO] [stdout] test src/lib.rs - Slab<T>::get_mut (line 476) ... ok
[INFO] [stdout] test src/lib.rs - Slab<T>::clear (line 282) ... ok
[INFO] [stdout] test src/lib.rs - (line 13) ... ok
[INFO] [stdout] test src/lib.rs - Slab<T>::len (line 226) ... ok
[INFO] [stdout] test src/lib.rs - Slab (line 116) ... ok
[INFO] [stdout] test src/lib.rs - Slab<T>::get_unchecked_mut (line 572) ... ok
[INFO] [stdout] test src/lib.rs - Slab<T>::new (line 170) ... ok
[INFO] [stdout] test src/lib.rs - Slab<T>::capacity (line 245) ... ok
[INFO] [stdout] test src/lib.rs - Entry::index (line 659) ... ok
[INFO] [stdout] test src/lib.rs - Slab<T>::insert (line 367) ... ok
[INFO] [stdout] test src/lib.rs - Entry::insert (line 679) ... ok
[INFO] [stdout] test src/lib.rs - Slab<T>::get_unchecked (line 543) ... ok
[INFO] [stdout] test src/lib.rs - Slab<T>::remove_unchecked (line 511) ... ok
[INFO] [stdout] test src/lib.rs - Slab<T>::reserve (line 316) ... ok
[INFO] [stdout] test src/lib.rs - Slab<T>::reserve_exact (line 347) ... ok
[INFO] [stdout] test src/lib.rs - Slab<T>::with_capacity (line 198) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 20 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.16s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7520885ad4978ba08027edcf05dc0bc904247444a10fbe5316b85099800d4532", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7520885ad4978ba08027edcf05dc0bc904247444a10fbe5316b85099800d4532", kill_on_drop: false }`
[INFO] [stdout] 7520885ad4978ba08027edcf05dc0bc904247444a10fbe5316b85099800d4532