[INFO] cloning repository https://github.com/xxai-art/ub64
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/xxai-art/ub64" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxxai-art%2Fub64", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxxai-art%2Fub64'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8483f9bb97c5b43fe821bbf28f43cc9d7c913c16
[INFO] checking xxai-art/ub64 against try#87f2ecc56b5f6032b075c8934ebc77f28d57183c for pr-148190
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxxai-art%2Fub64" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/xxai-art/ub64
[INFO] finished tweaking git repo https://github.com/xxai-art/ub64
[INFO] tweaked toml for git repo https://github.com/xxai-art/ub64 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/xxai-art/ub64 on toolchain 87f2ecc56b5f6032b075c8934ebc77f28d57183c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+87f2ecc56b5f6032b075c8934ebc77f28d57183c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/xxai-art/ub64 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+87f2ecc56b5f6032b075c8934ebc77f28d57183c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking xxai-art/ub64 against try#87f2ecc56b5f6032b075c8934ebc77f28d57183c for pr-148190
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxxai-art%2Fub64" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/xxai-art/ub64
[INFO] finished tweaking git repo https://github.com/xxai-art/ub64
[INFO] tweaked toml for git repo https://github.com/xxai-art/ub64 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/xxai-art/ub64 on toolchain 87f2ecc56b5f6032b075c8934ebc77f28d57183c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+87f2ecc56b5f6032b075c8934ebc77f28d57183c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/xxai-art/ub64 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+87f2ecc56b5f6032b075c8934ebc77f28d57183c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded intbin v0.0.5
[INFO] [stderr]   Downloaded vbyte v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+87f2ecc56b5f6032b075c8934ebc77f28d57183c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a00fa9a151a4194ac681fef8341eea0c9e09242a51301bebbd88286eb33ff209
[INFO] running `Command { std: "docker" "start" "-a" "a00fa9a151a4194ac681fef8341eea0c9e09242a51301bebbd88286eb33ff209", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a00fa9a151a4194ac681fef8341eea0c9e09242a51301bebbd88286eb33ff209", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a00fa9a151a4194ac681fef8341eea0c9e09242a51301bebbd88286eb33ff209", kill_on_drop: false }`
[INFO] [stdout] a00fa9a151a4194ac681fef8341eea0c9e09242a51301bebbd88286eb33ff209
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+87f2ecc56b5f6032b075c8934ebc77f28d57183c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ba70e5f2e4778bb3f8c00b1c0dfa3687bec0fa14b55d71acbf208b8c4da129e6
[INFO] running `Command { std: "docker" "start" "-a" "ba70e5f2e4778bb3f8c00b1c0dfa3687bec0fa14b55d71acbf208b8c4da129e6", kill_on_drop: false }`
[INFO] [stderr]     Checking base64 v0.21.4
[INFO] [stderr]     Checking ub64 v0.0.11 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved imports `ub64::b64_u64`, `ub64::u64_b64`
[INFO] [stdout]   --> tests/main.rs:1:12
[INFO] [stdout]    |
[INFO] [stdout]  1 | use ub64::{b64_u64, b64d, b64e, u64_b64};
[INFO] [stdout]    |            ^^^^^^^              ^^^^^^^ no `u64_b64` in the root
[INFO] [stdout]    |            |
[INFO] [stdout]    |            no `b64_u64` in the root
[INFO] [stdout]    |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]   --> /opt/rustwide/workdir/src/lib.rs:15:15
[INFO] [stdout]    |
[INFO] [stdout] 14 | #[cfg(feature = "u64")]
[INFO] [stdout]    |       --------------- the item is gated behind the `u64` feature
[INFO] [stdout] 15 | pub use u64::{b64_u64, u64_b64};
[INFO] [stdout]    |               ^^^^^^^
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]   --> /opt/rustwide/workdir/src/lib.rs:15:24
[INFO] [stdout]    |
[INFO] [stdout] 14 | #[cfg(feature = "u64")]
[INFO] [stdout]    |       --------------- the item is gated behind the `u64` feature
[INFO] [stdout] 15 | pub use u64::{b64_u64, u64_b64};
[INFO] [stdout]    |                        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ub64` (test "main") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "ba70e5f2e4778bb3f8c00b1c0dfa3687bec0fa14b55d71acbf208b8c4da129e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba70e5f2e4778bb3f8c00b1c0dfa3687bec0fa14b55d71acbf208b8c4da129e6", kill_on_drop: false }`
[INFO] [stdout] ba70e5f2e4778bb3f8c00b1c0dfa3687bec0fa14b55d71acbf208b8c4da129e6