[INFO] fetching crate quotemeta 0.1.1...
[INFO] testing quotemeta-0.1.1 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate quotemeta 0.1.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate quotemeta 0.1.1 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 quotemeta 0.1.1
[INFO] finished tweaking crates.io crate quotemeta 0.1.1
[INFO] tweaked toml for crates.io crate quotemeta 0.1.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate quotemeta 0.1.1 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-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" "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] 12221f4abfc3da55ea33718181e01465454f4dcdb2a9fa92a31cb69121e2362a
[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" "12221f4abfc3da55ea33718181e01465454f4dcdb2a9fa92a31cb69121e2362a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "12221f4abfc3da55ea33718181e01465454f4dcdb2a9fa92a31cb69121e2362a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12221f4abfc3da55ea33718181e01465454f4dcdb2a9fa92a31cb69121e2362a", kill_on_drop: false }`
[INFO] [stdout] 12221f4abfc3da55ea33718181e01465454f4dcdb2a9fa92a31cb69121e2362a
[INFO] running `Command { std: "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" "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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 26a3f5fd66e8ad97bf9a031b173eb53fec772c8cf04a5800e385205ece1eb321
[INFO] running `Command { std: "docker" "start" "-a" "26a3f5fd66e8ad97bf9a031b173eb53fec772c8cf04a5800e385205ece1eb321", kill_on_drop: false }`
[INFO] [stderr]    Compiling quotemeta v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.76s
[INFO] running `Command { std: "docker" "inspect" "26a3f5fd66e8ad97bf9a031b173eb53fec772c8cf04a5800e385205ece1eb321", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26a3f5fd66e8ad97bf9a031b173eb53fec772c8cf04a5800e385205ece1eb321", kill_on_drop: false }`
[INFO] [stdout] 26a3f5fd66e8ad97bf9a031b173eb53fec772c8cf04a5800e385205ece1eb321
[INFO] running `Command { std: "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" "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] 97cedb955c850ba9596fd7815dd5c9d0044f15397fec57668a1113115da02f85
[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" "97cedb955c850ba9596fd7815dd5c9d0044f15397fec57668a1113115da02f85", kill_on_drop: false }`
[INFO] [stderr]    Compiling quotemeta v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `borrow::Cow`
[INFO] [stdout]  --> tests/tests.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 |     borrow::Cow,
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `unquotemeta_types`
[INFO] [stdout]   --> tests/tests.rs:45:18
[INFO] [stdout]    |
[INFO] [stdout] 45 |     macro_rules! unquotemeta_types {
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.94s
[INFO] running `Command { std: "docker" "inspect" "97cedb955c850ba9596fd7815dd5c9d0044f15397fec57668a1113115da02f85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97cedb955c850ba9596fd7815dd5c9d0044f15397fec57668a1113115da02f85", kill_on_drop: false }`
[INFO] [stdout] 97cedb955c850ba9596fd7815dd5c9d0044f15397fec57668a1113115da02f85
[INFO] running `Command { std: "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" "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] fa82009f86960e51fd286fe32a925b3f5146895678549df9d4456983697b812f
[INFO] running `Command { std: "docker" "start" "-a" "fa82009f86960e51fd286fe32a925b3f5146895678549df9d4456983697b812f", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `borrow::Cow`
[INFO] [stderr]  --> tests/tests.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 |     borrow::Cow,
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused macro definition: `unquotemeta_types`
[INFO] [stderr]   --> tests/tests.rs:45:18
[INFO] [stderr]    |
[INFO] [stderr] 45 |     macro_rules! unquotemeta_types {
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_macros)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `quotemeta` (test "tests") generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/quotemeta-5cb34bec6a758651)
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running tests/tests.rs (/opt/rustwide/target/debug/deps/tests-e5f90ff0b3ace874)
[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] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test_types ... ok
[INFO] [stderr]    Doc-tests quotemeta
[INFO] [stdout] test quotemeta_unquotemeta ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stderr]   --> /opt/rustwide/workdir/src/lib.rs:32:53
[INFO] [stderr]    |
[INFO] [stderr] 32 | #![cfg_attr(any(doc, feature = "unstable-doc-cfg"), feature(doc_auto_cfg))]
[INFO] [stderr]    |                                                     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0554`.
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "fa82009f86960e51fd286fe32a925b3f5146895678549df9d4456983697b812f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa82009f86960e51fd286fe32a925b3f5146895678549df9d4456983697b812f", kill_on_drop: false }`
[INFO] [stdout] fa82009f86960e51fd286fe32a925b3f5146895678549df9d4456983697b812f