[INFO] fetching crate instant-segment 0.11.1...
[INFO] checking instant-segment-0.11.1 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170
[INFO] extracting crate instant-segment 0.11.1 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate instant-segment 0.11.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate instant-segment 0.11.1
[INFO] tweaked toml for crates.io crate instant-segment 0.11.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate instant-segment 0.11.1 on toolchain 998b6603a58e47f42ccce7a67943234e96b6839e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate instant-segment 0.11.1 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" "+998b6603a58e47f42ccce7a67943234e96b6839e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9e57cc6c220958d2454df853df808cf18a06e680902736e618ebd94ad0ea0b14
[INFO] running `Command { std: "docker" "start" "-a" "9e57cc6c220958d2454df853df808cf18a06e680902736e618ebd94ad0ea0b14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9e57cc6c220958d2454df853df808cf18a06e680902736e618ebd94ad0ea0b14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e57cc6c220958d2454df853df808cf18a06e680902736e618ebd94ad0ea0b14", kill_on_drop: false }`
[INFO] [stdout] 9e57cc6c220958d2454df853df808cf18a06e680902736e618ebd94ad0ea0b14
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eaa3eac3d3e67ab63a9592d695355cc704f31aefbf93d9ad9d84338055ed6b33
[INFO] running `Command { std: "docker" "start" "-a" "eaa3eac3d3e67ab63a9592d695355cc704f31aefbf93d9ad9d84338055ed6b33", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling rayon-core v1.12.0
[INFO] [stderr]     Checking rustc-hash v2.0.0
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]     Checking once_cell v1.18.0
[INFO] [stderr]     Checking bencher v0.1.5
[INFO] [stderr]    Compiling memoffset v0.9.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.15
[INFO] [stderr]    Compiling smartstring v1.0.1
[INFO] [stderr]     Checking instant-segment v0.11.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking crossbeam-deque v0.8.3
[INFO] [stderr]     Checking rayon v1.8.0
[INFO] [stdout] error[E0601]: `main` function not found in crate `bench`
[INFO] [stdout]   --> benches/bench.rs:39:2
[INFO] [stdout]    |
[INFO] [stdout] 39 | }
[INFO] [stdout]    |  ^ consider adding a `main` function to `benches/bench.rs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0601`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `instant-segment` (bench "bench") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "eaa3eac3d3e67ab63a9592d695355cc704f31aefbf93d9ad9d84338055ed6b33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eaa3eac3d3e67ab63a9592d695355cc704f31aefbf93d9ad9d84338055ed6b33", kill_on_drop: false }`
[INFO] [stdout] eaa3eac3d3e67ab63a9592d695355cc704f31aefbf93d9ad9d84338055ed6b33