[INFO] fetching crate mutf8 0.5.0... [INFO] testing mutf8-0.5.0 against beta-2022-02-22 for beta-1.60-1 [INFO] extracting crate mutf8 0.5.0 into /workspace/builds/worker-7/source [INFO] validating manifest of crates.io crate mutf8 0.5.0 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 mutf8 0.5.0 [INFO] finished tweaking crates.io crate mutf8 0.5.0 [INFO] tweaked toml for crates.io crate mutf8 0.5.0 written to /workspace/builds/worker-7/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 77c7af00141dd68846ff8f6ee6a1708b5cca6195d1471dc3147fa1558db676a7 [INFO] running `Command { std: "docker" "start" "-a" "77c7af00141dd68846ff8f6ee6a1708b5cca6195d1471dc3147fa1558db676a7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "77c7af00141dd68846ff8f6ee6a1708b5cca6195d1471dc3147fa1558db676a7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "77c7af00141dd68846ff8f6ee6a1708b5cca6195d1471dc3147fa1558db676a7", kill_on_drop: false }` [INFO] [stdout] 77c7af00141dd68846ff8f6ee6a1708b5cca6195d1471dc3147fa1558db676a7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] c55c85da3247d60e0b406edfd161a2e738099574c442e714918564a95d7cc640 [INFO] running `Command { std: "docker" "start" "-a" "c55c85da3247d60e0b406edfd161a2e738099574c442e714918564a95d7cc640", kill_on_drop: false }` [INFO] [stderr] Compiling mutf8 v0.5.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.55s [INFO] running `Command { std: "docker" "inspect" "c55c85da3247d60e0b406edfd161a2e738099574c442e714918564a95d7cc640", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c55c85da3247d60e0b406edfd161a2e738099574c442e714918564a95d7cc640", kill_on_drop: false }` [INFO] [stdout] c55c85da3247d60e0b406edfd161a2e738099574c442e714918564a95d7cc640 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 67cd2518dea3400ff941bdbf4ef1a995af618519bd276d672b36d27f86617b1b [INFO] running `Command { std: "docker" "start" "-a" "67cd2518dea3400ff941bdbf4ef1a995af618519bd276d672b36d27f86617b1b", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.86 [INFO] [stderr] Compiling serde_derive v1.0.136 [INFO] [stderr] Compiling serde v1.0.136 [INFO] [stderr] Compiling serde_json v1.0.79 [INFO] [stderr] Compiling mutf8 v0.5.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `mutf8::mutf8_to_utf8` [INFO] [stdout] --> tests/to_mutf8.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use mutf8::mutf8_to_utf8; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 14.25s [INFO] running `Command { std: "docker" "inspect" "67cd2518dea3400ff941bdbf4ef1a995af618519bd276d672b36d27f86617b1b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "67cd2518dea3400ff941bdbf4ef1a995af618519bd276d672b36d27f86617b1b", kill_on_drop: false }` [INFO] [stdout] 67cd2518dea3400ff941bdbf4ef1a995af618519bd276d672b36d27f86617b1b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] [stdout] 1e08c2f2a1c7a0137fcc59641e3190b681d6bb8154b9011db8d55777fdf6c8bc [INFO] running `Command { std: "docker" "start" "-a" "1e08c2f2a1c7a0137fcc59641e3190b681d6bb8154b9011db8d55777fdf6c8bc", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: unused import: `mutf8::mutf8_to_utf8` [INFO] [stderr] --> tests/to_mutf8.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use mutf8::mutf8_to_utf8; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `mutf8` (test "to_mutf8") generated 1 warning [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.52s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/mutf8-fdc2767d43cf387b) [INFO] [stdout] [INFO] [stdout] running 0 tests [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] [stderr] Running tests/serde.rs (/opt/rustwide/target/debug/deps/serde-8815448b3b22795e) [INFO] [stdout] [INFO] [stdout] running 0 tests [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] [stderr] Running tests/to_mutf8.rs (/opt/rustwide/target/debug/deps/to_mutf8-59947dbfa66e96b0) [INFO] [stdout] [INFO] [stderr] Doc-tests mutf8 [INFO] [stdout] running 2 tests [INFO] [stdout] test ascii_test ... ok [INFO] [stdout] test nul_test ... 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[E0659]: `mutf8` is ambiguous [INFO] [stderr] --> /opt/rustwide/workdir/src/lib.rs:12:9 [INFO] [stderr] | [INFO] [stderr] 12 | pub use mutf8::mutf8_to_utf8; [INFO] [stderr] | ^^^^^ ambiguous name [INFO] [stderr] | [INFO] [stderr] = note: ambiguous because of multiple potential import sources [INFO] [stderr] = note: `mutf8` could refer to a crate passed with `--extern` [INFO] [stderr] = help: use `::mutf8` to refer to this crate unambiguously [INFO] [stderr] note: `mutf8` could also refer to the module defined here [INFO] [stderr] --> /opt/rustwide/workdir/src/lib.rs:7:1 [INFO] [stderr] | [INFO] [stderr] 7 | mod mutf8; [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] = help: use `crate::mutf8` to refer to this module unambiguously [INFO] [stderr] [INFO] [stderr] error[E0659]: `mutf8` is ambiguous [INFO] [stderr] --> /opt/rustwide/workdir/src/lib.rs:13:9 [INFO] [stderr] | [INFO] [stderr] 13 | pub use mutf8::utf8_to_mutf8; [INFO] [stderr] | ^^^^^ ambiguous name [INFO] [stderr] | [INFO] [stderr] = note: ambiguous because of multiple potential import sources [INFO] [stderr] = note: `mutf8` could refer to a crate passed with `--extern` [INFO] [stderr] = help: use `::mutf8` to refer to this crate unambiguously [INFO] [stderr] note: `mutf8` could also refer to the module defined here [INFO] [stderr] --> /opt/rustwide/workdir/src/lib.rs:7:1 [INFO] [stderr] | [INFO] [stderr] 7 | mod mutf8; [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] = help: use `crate::mutf8` to refer to this module unambiguously [INFO] [stderr] [INFO] [stderr] error: aborting due to 2 previous errors [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0659`. [INFO] [stderr] error: test failed, to rerun pass '--doc' [INFO] running `Command { std: "docker" "inspect" "1e08c2f2a1c7a0137fcc59641e3190b681d6bb8154b9011db8d55777fdf6c8bc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1e08c2f2a1c7a0137fcc59641e3190b681d6bb8154b9011db8d55777fdf6c8bc", kill_on_drop: false }` [INFO] [stdout] 1e08c2f2a1c7a0137fcc59641e3190b681d6bb8154b9011db8d55777fdf6c8bc