[INFO] fetching crate orderwal 0.5.1...
[INFO] testing orderwal-0.5.1 against 1.99.0-beta.8+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate orderwal 0.5.1 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate orderwal 0.5.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate orderwal 0.5.1
[INFO] tweaked toml for crates.io crate orderwal 0.5.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate orderwal 0.5.1 on toolchain 1.99.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate orderwal 0.5.1 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" "+1.99.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 955e506dec88c32b24c03b950a53479729578bdd4bd7224adf37847a146fbc62
[INFO] running `Command { std: "docker" "start" "955e506dec88c32b24c03b950a53479729578bdd4bd7224adf37847a146fbc62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "955e506dec88c32b24c03b950a53479729578bdd4bd7224adf37847a146fbc62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "955e506dec88c32b24c03b950a53479729578bdd4bd7224adf37847a146fbc62" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "955e506dec88c32b24c03b950a53479729578bdd4bd7224adf37847a146fbc62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "955e506dec88c32b24c03b950a53479729578bdd4bd7224adf37847a146fbc62" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.89
[INFO] [stderr]    Compiling unicode-ident v1.0.13
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[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling byteorder v1.5.0
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[INFO] [stderr]    Compiling rustix v0.38.38
[INFO] [stderr]    Compiling prettyplease v0.1.25
[INFO] [stderr]    Compiling equivalent v1.0.1
[INFO] [stderr]    Compiling linux-raw-sys v0.4.14
[INFO] [stderr]    Compiling bitflags v2.6.0
[INFO] [stderr]    Compiling either v1.13.0
[INFO] [stderr]    Compiling crc32fast v1.4.2
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling syn v2.0.87
[INFO] [stderr]    Compiling cheap-clone v0.1.7
[INFO] [stderr]    Compiling ref-cast v1.0.23
[INFO] [stderr]    Compiling among v0.1.7
[INFO] [stderr]    Compiling dbutils v0.9.0
[INFO] [stderr]    Compiling crossbeam-skiplist-pr1132 v0.1.9
[INFO] [stderr]    Compiling arbitrary-int v1.2.7
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling memmap2 v0.9.5
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling crossbeam-skiplist-mvcc v0.2.0
[INFO] [stderr]    Compiling fs4 v0.10.0
[INFO] [stderr]    Compiling rarena-allocator v0.4.15
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rarena-allocator-0.4.15/src/memory.rs:701:46
[INFO] [stdout]     |
[INFO] [stdout] 698 |   pub(crate) fn try_lock_shared(&self) -> std::io::Result<()> {
[INFO] [stdout]     |                                           ------------------- expected `Result<(), std::io::Error>` because of return type
[INFO] [stdout] ...
[INFO] [stdout] 701 |       MemoryBackend::MmapMut { file, .. } => file.try_lock_shared(),
[INFO] [stdout]     |                                              ^^^^^^^^^^^^^^^^^^^^^^ expected `Result<(), Error>`, found `Result<(), TryLockError>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected enum `Result<_, std::io::Error>`
[INFO] [stdout]                found enum `Result<_, std::fs::TryLockError>`
[INFO] [stdout] help: use `?` to coerce and return an appropriate `Err`, and wrap the resulting value in `Ok` so the expression remains of type `Result`
[INFO] [stdout]     |
[INFO] [stdout] 701 |       MemoryBackend::MmapMut { file, .. } => Ok(file.try_lock_shared()?),
[INFO] [stdout]     |                                              +++                      ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling darling_core v0.14.4
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rarena-allocator` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "955e506dec88c32b24c03b950a53479729578bdd4bd7224adf37847a146fbc62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "955e506dec88c32b24c03b950a53479729578bdd4bd7224adf37847a146fbc62", kill_on_drop: false }`
[INFO] [stdout] 955e506dec88c32b24c03b950a53479729578bdd4bd7224adf37847a146fbc62
