[INFO] fetching crate fera 0.2.0...
[INFO] testing fera-0.2.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate fera 0.2.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate fera 0.2.0 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fera 0.2.0
[INFO] finished tweaking crates.io crate fera 0.2.0
[INFO] tweaked toml for crates.io crate fera 0.2.0 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded fera-ext v0.2.0
[INFO] [stderr]   Downloaded fera-array v0.1.0
[INFO] [stderr]   Downloaded fera-graph v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a4375cd3ad0adbd87e725c27d6ad15ec04cf2ccd825dc82c104406f7827bf486
[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" "a4375cd3ad0adbd87e725c27d6ad15ec04cf2ccd825dc82c104406f7827bf486", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a4375cd3ad0adbd87e725c27d6ad15ec04cf2ccd825dc82c104406f7827bf486", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4375cd3ad0adbd87e725c27d6ad15ec04cf2ccd825dc82c104406f7827bf486", kill_on_drop: false }`
[INFO] [stdout] a4375cd3ad0adbd87e725c27d6ad15ec04cf2ccd825dc82c104406f7827bf486
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+beta-2021-09-08" "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] 32865f827ed68bb6763b840c3d76b59130dadc2df838ff03cd057194c02d1fe7
[INFO] running `Command { std: "docker" "start" "-a" "32865f827ed68bb6763b840c3d76b59130dadc2df838ff03cd057194c02d1fe7", kill_on_drop: false }`
[INFO] [stderr]    Compiling fera v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.32s
[INFO] running `Command { std: "docker" "inspect" "32865f827ed68bb6763b840c3d76b59130dadc2df838ff03cd057194c02d1fe7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32865f827ed68bb6763b840c3d76b59130dadc2df838ff03cd057194c02d1fe7", kill_on_drop: false }`
[INFO] [stdout] 32865f827ed68bb6763b840c3d76b59130dadc2df838ff03cd057194c02d1fe7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 330bf555a8c92ef06aee78900f0044c90c30368c6db3dca0187c8e1c068b44bb
[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" "330bf555a8c92ef06aee78900f0044c90c30368c6db3dca0187c8e1c068b44bb", kill_on_drop: false }`
[INFO] [stderr]    Compiling pulldown-cmark v0.1.2
[INFO] [stderr]    Compiling bitflags v0.9.1
[INFO] [stderr]    Compiling itertools v0.7.11
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling toml v0.4.10
[INFO] [stderr]    Compiling version-sync v0.5.0
[INFO] [stderr]    Compiling fera v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 12.29s
[INFO] running `Command { std: "docker" "inspect" "330bf555a8c92ef06aee78900f0044c90c30368c6db3dca0187c8e1c068b44bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "330bf555a8c92ef06aee78900f0044c90c30368c6db3dca0187c8e1c068b44bb", kill_on_drop: false }`
[INFO] [stdout] 330bf555a8c92ef06aee78900f0044c90c30368c6db3dca0187c8e1c068b44bb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 75f094a5c24b83e983d68e4d4e10286f01535f0ab541f4acebc8f3ce0c5722ae
[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" "75f094a5c24b83e983d68e4d4e10286f01535f0ab541f4acebc8f3ce0c5722ae", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/fera-c12668f807bb7cb7)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/version-numbers.rs (/opt/rustwide/target/debug/deps/version_numbers-105093c6a86382a7)
[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] [stderr]    Doc-tests fera
[INFO] [stdout] test html_root_url ... ok
[INFO] [stdout] test readme_deps ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] [stdout] test src/lib.rs - (line 18) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 18) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `fera::ext`
[INFO] [stdout]  --> src/lib.rs:21:11
[INFO] [stdout]   |
[INFO] [stdout] 4 | use fera::ext::VecExt;
[INFO] [stdout]   |           ^^^ could not find `ext` in `fera`
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `fera::fun`
[INFO] [stdout]  --> src/lib.rs:22:11
[INFO] [stdout]   |
[INFO] [stdout] 5 | use fera::fun::vec;
[INFO] [stdout]   |           ^^^ could not find `fun` in `fera`
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the macro `vec`
[INFO] [stdout]  --> src/lib.rs:25:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | assert_eq!(vec![3, 2, 1], vec(1..4).reversed());
[INFO] [stdout]   |            ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 18)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.14s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "75f094a5c24b83e983d68e4d4e10286f01535f0ab541f4acebc8f3ce0c5722ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75f094a5c24b83e983d68e4d4e10286f01535f0ab541f4acebc8f3ce0c5722ae", kill_on_drop: false }`
[INFO] [stdout] 75f094a5c24b83e983d68e4d4e10286f01535f0ab541f4acebc8f3ce0c5722ae