[INFO] fetching crate xcur 0.1.3...
[INFO] checking xcur-0.1.3 against try#8de4b308b608cded0ebccf658a0fc719bce87d4e for pr-89056
[INFO] extracting crate xcur 0.1.3 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate xcur 0.1.3 on toolchain 8de4b308b608cded0ebccf658a0fc719bce87d4e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate xcur 0.1.3
[INFO] finished tweaking crates.io crate xcur 0.1.3
[INFO] tweaked toml for crates.io crate xcur 0.1.3 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a756e9ba3c3fc6c247718debe69f45213e4b9c08da2e51fc41977b67219f652d
[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" "a756e9ba3c3fc6c247718debe69f45213e4b9c08da2e51fc41977b67219f652d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a756e9ba3c3fc6c247718debe69f45213e4b9c08da2e51fc41977b67219f652d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a756e9ba3c3fc6c247718debe69f45213e4b9c08da2e51fc41977b67219f652d", kill_on_drop: false }`
[INFO] [stdout] a756e9ba3c3fc6c247718debe69f45213e4b9c08da2e51fc41977b67219f652d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a6dbcbdf549ad87284bcb4c184c4a022c51c2f32325fc050277fb1bece7284ef
[INFO] running `Command { std: "docker" "start" "-a" "a6dbcbdf549ad87284bcb4c184c4a022c51c2f32325fc050277fb1bece7284ef", kill_on_drop: false }`
[INFO] [stderr]     Checking nom v1.2.4
[INFO] [stderr]     Checking xcur v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/parser.rs:281:64
[INFO] [stdout]     |
[INFO] [stdout] 281 |         return IResult::Error(Err::Code(ErrorKind::Custom($e)));
[INFO] [stdout]     |                                                                ^
[INFO] [stdout] ...
[INFO] [stdout] 301 |             Err(e) => throw_err!(ParseError::InvalidHeader(e)),
[INFO] [stdout]     |                       ---------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(semicolon_in_expressions_from_macros)]` on by default
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `throw_err` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/parser.rs:281:64
[INFO] [stdout]     |
[INFO] [stdout] 281 |         return IResult::Error(Err::Code(ErrorKind::Custom($e)));
[INFO] [stdout]     |                                                                ^
[INFO] [stdout] ...
[INFO] [stdout] 343 |                 _ => throw_err!(ParseError::InvalidTOC),
[INFO] [stdout]     |                      ---------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `throw_err` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/parser.rs:281:64
[INFO] [stdout]     |
[INFO] [stdout] 281 |         return IResult::Error(Err::Code(ErrorKind::Custom($e)));
[INFO] [stdout]     |                                                                ^
[INFO] [stdout] ...
[INFO] [stdout] 301 |             Err(e) => throw_err!(ParseError::InvalidHeader(e)),
[INFO] [stdout]     |                       ---------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(semicolon_in_expressions_from_macros)]` on by default
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `throw_err` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/parser.rs:281:64
[INFO] [stdout]     |
[INFO] [stdout] 281 |         return IResult::Error(Err::Code(ErrorKind::Custom($e)));
[INFO] [stdout]     |                                                                ^
[INFO] [stdout] ...
[INFO] [stdout] 343 |                 _ => throw_err!(ParseError::InvalidTOC),
[INFO] [stdout]     |                      ---------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `throw_err` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `file`
[INFO] [stdout]   --> src/lib.rs:55:13
[INFO] [stdout]    |
[INFO] [stdout] 55 |         let file = parser::File::parse(data).unwrap();
[INFO] [stdout]    |             ^^^^ help: if this is intentional, prefix it with an underscore: `_file`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.24s
[INFO] running `Command { std: "docker" "inspect" "a6dbcbdf549ad87284bcb4c184c4a022c51c2f32325fc050277fb1bece7284ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6dbcbdf549ad87284bcb4c184c4a022c51c2f32325fc050277fb1bece7284ef", kill_on_drop: false }`
[INFO] [stdout] a6dbcbdf549ad87284bcb4c184c4a022c51c2f32325fc050277fb1bece7284ef