[INFO] fetching crate awaur 0.2.1...
[INFO] testing awaur-0.2.1 against 1.75.0 for beta-1.76-1
[INFO] extracting crate awaur 0.2.1 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate awaur 0.2.1 on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate awaur 0.2.1
[INFO] finished tweaking crates.io crate awaur 0.2.1
[INFO] tweaked toml for crates.io crate awaur 0.2.1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded base62 v2.0.2
[INFO] [stderr]   Downloaded serde_with_macros v1.5.2
[INFO] [stderr]   Downloaded dummy v0.7.0
[INFO] [stderr]   Downloaded serde_qs v0.9.2
[INFO] [stderr]   Downloaded serde_path_to_error v0.1.15
[INFO] [stderr]   Downloaded xxhash-rust v0.8.8
[INFO] [stderr]   Downloaded serde_with v1.14.0
[INFO] [stderr]   Downloaded deunicode v1.4.2
[INFO] [stderr]   Downloaded fake v2.9.2
[INFO] [stderr]   Downloaded macro_pub v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5a247ee2a7f68ee5f7e09f6a7cb5272ecadc672a42c0a51918ccecbad99943d4
[INFO] running `Command { std: "docker" "start" "-a" "5a247ee2a7f68ee5f7e09f6a7cb5272ecadc672a42c0a51918ccecbad99943d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5a247ee2a7f68ee5f7e09f6a7cb5272ecadc672a42c0a51918ccecbad99943d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a247ee2a7f68ee5f7e09f6a7cb5272ecadc672a42c0a51918ccecbad99943d4", kill_on_drop: false }`
[INFO] [stdout] 5a247ee2a7f68ee5f7e09f6a7cb5272ecadc672a42c0a51918ccecbad99943d4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 42eec398f9562f4e2eb88edc95f86bcfc5defdc0bbad8f910ae1d538b87c1a09
[INFO] running `Command { std: "docker" "start" "-a" "42eec398f9562f4e2eb88edc95f86bcfc5defdc0bbad8f910ae1d538b87c1a09", kill_on_drop: false }`
[INFO] [stderr]    Compiling macro_pub v0.1.0
[INFO] [stderr]    Compiling xxhash-rust v0.8.8
[INFO] [stderr]    Compiling awaur v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `Command { std: "docker" "inspect" "42eec398f9562f4e2eb88edc95f86bcfc5defdc0bbad8f910ae1d538b87c1a09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42eec398f9562f4e2eb88edc95f86bcfc5defdc0bbad8f910ae1d538b87c1a09", kill_on_drop: false }`
[INFO] [stdout] 42eec398f9562f4e2eb88edc95f86bcfc5defdc0bbad8f910ae1d538b87c1a09
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 12ed27a9190b6eca28bfde699016bf2c8256c155364e7fe42a252bb1374a30c5
[INFO] running `Command { std: "docker" "start" "-a" "12ed27a9190b6eca28bfde699016bf2c8256c155364e7fe42a252bb1374a30c5", kill_on_drop: false }`
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling serde v1.0.194
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling powerfmt v0.2.0
[INFO] [stderr]    Compiling deunicode v1.4.2
[INFO] [stderr]    Compiling time-core v0.1.2
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling getrandom v0.2.11
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling deranged v0.3.11
[INFO] [stderr]    Compiling darling_core v0.20.3
[INFO] [stderr]    Compiling time v0.3.31
[INFO] [stderr]    Compiling darling_macro v0.20.3
[INFO] [stderr]    Compiling darling v0.20.3
[INFO] [stderr]    Compiling dummy v0.7.0
[INFO] [stderr]    Compiling fake v2.9.2
[INFO] [stderr]    Compiling awaur v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 7.10s
[INFO] running `Command { std: "docker" "inspect" "12ed27a9190b6eca28bfde699016bf2c8256c155364e7fe42a252bb1374a30c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12ed27a9190b6eca28bfde699016bf2c8256c155364e7fe42a252bb1374a30c5", kill_on_drop: false }`
[INFO] [stdout] 12ed27a9190b6eca28bfde699016bf2c8256c155364e7fe42a252bb1374a30c5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e94d2da075547443f3629fcb7021cdcfc30af5a4574639c517fc60f061927087
[INFO] running `Command { std: "docker" "start" "-a" "e94d2da075547443f3629fcb7021cdcfc30af5a4574639c517fc60f061927087", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/awaur-0ec0eb24ce83d55e)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests awaur
[INFO] [stderr] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stderr]  --> src/lib.rs:4:18
[INFO] [stderr]   |
[INFO] [stderr] 4 | #![cfg_attr(doc, feature(decl_macro, rustc_attrs))]
[INFO] [stderr]   |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the feature `rustc_attrs` is internal to the compiler or standard library
[INFO] [stderr]  --> src/lib.rs:4:38
[INFO] [stderr]   |
[INFO] [stderr] 4 | #![cfg_attr(doc, feature(decl_macro, rustc_attrs))]
[INFO] [stderr]   |                                      ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: using it is strongly discouraged
[INFO] [stderr]   = note: `#[warn(internal_features)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error; 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0554`.
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/bin/rustdoc --edition=2021 --crate-type lib --crate-name awaur --test src/lib.rs --test-run-directory /opt/rustwide/workdir -L dependency=/opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern awaur=/opt/rustwide/target/debug/deps/libawaur-668a08a54eae8926.rlib --extern fake=/opt/rustwide/target/debug/deps/libfake-b4ac808e234db0df.rlib --extern macro_pub=/opt/rustwide/target/debug/deps/libmacro_pub-c0a5dad76e6139a2.so --extern rand=/opt/rustwide/target/debug/deps/librand-6685b980a9e9ee7c.rlib --extern time=/opt/rustwide/target/debug/deps/libtime-9e1f5dbfa0b08de8.rlib -C embed-bitcode=no --cap-lints=warn --error-format human` (exit status: 1)
[INFO] [stderr] note: test exited abnormally; to see the full output pass --nocapture to the harness.
[INFO] running `Command { std: "docker" "inspect" "e94d2da075547443f3629fcb7021cdcfc30af5a4574639c517fc60f061927087", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e94d2da075547443f3629fcb7021cdcfc30af5a4574639c517fc60f061927087", kill_on_drop: false }`
[INFO] [stdout] e94d2da075547443f3629fcb7021cdcfc30af5a4574639c517fc60f061927087
