[INFO] fetching crate paxos 0.0.5...
[INFO] checking paxos-0.0.5 against try#c659ee110de67e82444e4b6c8407c1a9af9c2cf6 for pr-145608-1
[INFO] extracting crate paxos 0.0.5 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate paxos 0.0.5
[INFO] finished tweaking crates.io crate paxos 0.0.5
[INFO] tweaked toml for crates.io crate paxos 0.0.5 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate paxos 0.0.5 on toolchain c659ee110de67e82444e4b6c8407c1a9af9c2cf6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 49 packages to latest compatible versions
[INFO] [stderr]       Adding bincode v1.3.3 (available: v2.0.1)
[INFO] [stderr]       Adding quickcheck v0.9.2 (available: v1.0.3)
[INFO] [stderr]       Adding rand v0.7.3 (available: v0.9.2)
[INFO] [stderr]       Adding sled v0.31.0 (available: v0.34.7)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] abdd456983d1f1f814bebc5587f7e47cd7ba37c3cbeab15e020c0b339a40064b
[INFO] running `Command { std: "docker" "start" "-a" "abdd456983d1f1f814bebc5587f7e47cd7ba37c3cbeab15e020c0b339a40064b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "abdd456983d1f1f814bebc5587f7e47cd7ba37c3cbeab15e020c0b339a40064b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "abdd456983d1f1f814bebc5587f7e47cd7ba37c3cbeab15e020c0b339a40064b", kill_on_drop: false }`
[INFO] [stdout] abdd456983d1f1f814bebc5587f7e47cd7ba37c3cbeab15e020c0b339a40064b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] df0e4c72371981e3dcf4cd71676bfe94dedd719e38fe3294b98b0fecbcf60588
[INFO] running `Command { std: "docker" "start" "-a" "df0e4c72371981e3dcf4cd71676bfe94dedd719e38fe3294b98b0fecbcf60588", kill_on_drop: false }`
[INFO] [stderr]     Checking parking_lot_core v0.7.3
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]     Checking quickcheck v0.9.2
[INFO] [stderr]     Checking sled v0.31.0
[INFO] [stdout] error[E0308]: `if` and `else` have incompatible types
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/sled-0.31.0/src/config.rs:552:20
[INFO] [stdout]     |
[INFO] [stdout] 550 |               let try_lock = if self.read_only {
[INFO] [stdout]     |                              ----------------- `if` and `else` have incompatible types
[INFO] [stdout] 551 |                   file.try_lock_shared()
[INFO] [stdout]     |                   ---------------------- expected because of this
[INFO] [stdout] 552 |               } else if cfg!(feature = "testing") {
[INFO] [stdout]     |  ____________________^
[INFO] [stdout] ...   |
[INFO] [stdout] 560 | |                 file.try_lock_exclusive()
[INFO] [stdout] 561 | |             };
[INFO] [stdout]     | |_____________^ expected `Result<(), TryLockError>`, found `Result<(), Error>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected enum `std::result::Result<_, std::fs::TryLockError>`
[INFO] [stdout]                found enum `std::result::Result<_, std::io::Error>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `sled` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "df0e4c72371981e3dcf4cd71676bfe94dedd719e38fe3294b98b0fecbcf60588", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df0e4c72371981e3dcf4cd71676bfe94dedd719e38fe3294b98b0fecbcf60588", kill_on_drop: false }`
[INFO] [stdout] df0e4c72371981e3dcf4cd71676bfe94dedd719e38fe3294b98b0fecbcf60588