[INFO] fetching crate with_capacity_safe 0.3.0...
[INFO] checking with_capacity_safe-0.3.0 against master#db1fb85cff63ad5fffe435e17128f99f9e1d970c for pr-89056
[INFO] extracting crate with_capacity_safe 0.3.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate with_capacity_safe 0.3.0 on toolchain db1fb85cff63ad5fffe435e17128f99f9e1d970c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate with_capacity_safe 0.3.0
[INFO] finished tweaking crates.io crate with_capacity_safe 0.3.0
[INFO] tweaked toml for crates.io crate with_capacity_safe 0.3.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4e00705af4b75a8f5366f485cf2ae260e3008e81e09a9ed5f8143d65984dc413
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "4e00705af4b75a8f5366f485cf2ae260e3008e81e09a9ed5f8143d65984dc413", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4e00705af4b75a8f5366f485cf2ae260e3008e81e09a9ed5f8143d65984dc413", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e00705af4b75a8f5366f485cf2ae260e3008e81e09a9ed5f8143d65984dc413", kill_on_drop: false }`
[INFO] [stdout] 4e00705af4b75a8f5366f485cf2ae260e3008e81e09a9ed5f8143d65984dc413
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 59f27e8635688368af78fa0d892900cb9444befb214d3e42fc07667653c715b2
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "59f27e8635688368af78fa0d892900cb9444befb214d3e42fc07667653c715b2", kill_on_drop: false }`
[INFO] [stderr]     Checking with_capacity_safe v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0223]: ambiguous associated type
[INFO] [stdout]   --> 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] [stdout] error[E0223]: ambiguous associated type
[INFO] [stdout]   --> 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] [stdout] error[E0599]: no associated item named `CapacityOverflow` found for struct `TryReserveError` in the current scope
[INFO] [stdout]   --> 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] [stdout] error[E0599]: no associated item named `CapacityOverflow` found for struct `TryReserveError` in the current scope
[INFO] [stdout]   --> 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: build failed
[INFO] running `Command { std: "docker" "inspect" "59f27e8635688368af78fa0d892900cb9444befb214d3e42fc07667653c715b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59f27e8635688368af78fa0d892900cb9444befb214d3e42fc07667653c715b2", kill_on_drop: false }`
[INFO] [stdout] 59f27e8635688368af78fa0d892900cb9444befb214d3e42fc07667653c715b2