[INFO] fetching crate dochy_diff 0.7.1...
[INFO] building dochy_diff-0.7.1 against master#d5c88c22807925c189328ef9d923c5d2b11a95b8 for pr-87066-3
[INFO] extracting crate dochy_diff 0.7.1 into /workspace/builds/worker-25/source
[INFO] validating manifest of crates.io crate dochy_diff 0.7.1 on toolchain d5c88c22807925c189328ef9d923c5d2b11a95b8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dochy_diff 0.7.1
[INFO] finished tweaking crates.io crate dochy_diff 0.7.1
[INFO] tweaked toml for crates.io crate dochy_diff 0.7.1 written to /workspace/builds/worker-25/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 553c093e6f43e9fb596a851edd257a993965d41a64e53b5ef9f34efddebcd7de
[INFO] running `Command { std: "docker" "start" "-a" "553c093e6f43e9fb596a851edd257a993965d41a64e53b5ef9f34efddebcd7de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "553c093e6f43e9fb596a851edd257a993965d41a64e53b5ef9f34efddebcd7de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "553c093e6f43e9fb596a851edd257a993965d41a64e53b5ef9f34efddebcd7de", kill_on_drop: false }`
[INFO] [stdout] 553c093e6f43e9fb596a851edd257a993965d41a64e53b5ef9f34efddebcd7de
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 747a124dea1ea983c4ceb8ad43548c31b110358ab2573167661ee74ca37627a7
[INFO] running `Command { std: "docker" "start" "-a" "747a124dea1ea983c4ceb8ad43548c31b110358ab2573167661ee74ca37627a7", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.99
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling linked-hash-map v0.5.4
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling with_capacity_safe v0.3.0
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stdout] error[E0223]: ambiguous associated type
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/with_capacity_safe-0.3.0/src/lib.rs:58:17
[INFO] [stdout]    |
[INFO] [stdout] 58 |                 TryReserveError::AllocError { .. } => {
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use fully-qualified syntax: `<TryReserveError as Trait>::AllocError`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stdout] error[E0599]: no associated item named `CapacityOverflow` found for struct `TryReserveError` in the current scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/with_capacity_safe-0.3.0/src/lib.rs:61:34
[INFO] [stdout]    |
[INFO] [stdout] 61 |                 TryReserveError::CapacityOverflow => {
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^^^ associated item not found in `TryReserveError`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0223, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0223`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `with_capacity_safe` due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "747a124dea1ea983c4ceb8ad43548c31b110358ab2573167661ee74ca37627a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "747a124dea1ea983c4ceb8ad43548c31b110358ab2573167661ee74ca37627a7", kill_on_drop: false }`
[INFO] [stdout] 747a124dea1ea983c4ceb8ad43548c31b110358ab2573167661ee74ca37627a7