[INFO] fetching crate atomic_blobject 0.1.0...
[INFO] checking atomic_blobject-0.1.0 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170
[INFO] extracting crate atomic_blobject 0.1.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate atomic_blobject 0.1.0
[INFO] finished tweaking crates.io crate atomic_blobject 0.1.0
[INFO] tweaked toml for crates.io crate atomic_blobject 0.1.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate atomic_blobject 0.1.0 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 42 packages to latest compatible versions
[INFO] [stderr]       Adding error-chain v0.10.0 (available: v0.12.4)
[INFO] [stderr]       Adding log v0.3.9 (available: v0.4.27)
[INFO] [stderr]       Adding rand v0.3.23 (available: v0.9.1)
[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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 18124c980e29b31490de9e7306706faf636f46e393f2607dcca6830ea7352960
[INFO] running `Command { std: "docker" "start" "-a" "18124c980e29b31490de9e7306706faf636f46e393f2607dcca6830ea7352960", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "18124c980e29b31490de9e7306706faf636f46e393f2607dcca6830ea7352960", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18124c980e29b31490de9e7306706faf636f46e393f2607dcca6830ea7352960", kill_on_drop: false }`
[INFO] [stdout] 18124c980e29b31490de9e7306706faf636f46e393f2607dcca6830ea7352960
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 38f78944293618e0ebbfcaf901fe449104bc95eeab693a85dfb8551a9da3bfa7
[INFO] running `Command { std: "docker" "start" "-a" "38f78944293618e0ebbfcaf901fe449104bc95eeab693a85dfb8551a9da3bfa7", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]     Checking memchr v2.7.5
[INFO] [stderr]    Compiling object v0.36.7
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]     Checking adler2 v2.0.1
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]     Checking gimli v0.31.1
[INFO] [stderr]     Checking cfg-if v1.0.1
[INFO] [stderr]     Checking rustc-demangle v0.1.25
[INFO] [stderr]     Checking log v0.4.27
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]     Checking ryu v1.0.20
[INFO] [stderr]     Checking itoa v1.0.15
[INFO] [stderr]     Checking miniz_oxide v0.8.9
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking fs2 v0.4.3
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking fancy_flocks v0.1.0
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/fancy_flocks-0.1.0/src/sd_flock.rs:38:42
[INFO] [stdout]    |
[INFO] [stdout] 38 |         self.lock_finish(self.lock_start(File::try_lock_shared, false)?)
[INFO] [stdout]    |                               ---------- ^^^^^^^^^^^^^^^^^^^^^ expected fn pointer, found fn item
[INFO] [stdout]    |                               |
[INFO] [stdout]    |                               arguments to this method are incorrect
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected fn pointer `for<'a> fn(&'a File) -> Result<_, std::io::Error>`
[INFO] [stdout]                  found fn item `for<'a> fn(&'a File) -> Result<_, std::fs::TryLockError> {File::try_lock_shared}`
[INFO] [stdout] note: method defined here
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/fancy_flocks-0.1.0/src/sd_flock.rs:80:8
[INFO] [stdout]    |
[INFO] [stdout] 80 |     fn lock_start(&self, lf: LockFn, write: bool) -> Result<(File, LockFn, bool)> {
[INFO] [stdout]    |        ^^^^^^^^^^        ----------
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `fancy_flocks` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "38f78944293618e0ebbfcaf901fe449104bc95eeab693a85dfb8551a9da3bfa7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38f78944293618e0ebbfcaf901fe449104bc95eeab693a85dfb8551a9da3bfa7", kill_on_drop: false }`
[INFO] [stdout] 38f78944293618e0ebbfcaf901fe449104bc95eeab693a85dfb8551a9da3bfa7