[INFO] fetching crate swahili-dsl 0.1.8...
[INFO] checking swahili-dsl-0.1.8 against try#cac44d9528e3bbbdaa1537d187bd489ccc5de18c for pr-91141
[INFO] extracting crate swahili-dsl 0.1.8 into /workspace/builds/worker-42/source
[INFO] validating manifest of crates.io crate swahili-dsl 0.1.8 on toolchain cac44d9528e3bbbdaa1537d187bd489ccc5de18c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate swahili-dsl 0.1.8
[INFO] finished tweaking crates.io crate swahili-dsl 0.1.8
[INFO] tweaked toml for crates.io crate swahili-dsl 0.1.8 written to /workspace/builds/worker-42/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "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" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "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-42/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e0cc83c7919393b89bc40e5cb24853d497f542326dba1d0c510bdeee48fc80f0
[INFO] running `Command { std: "docker" "start" "-a" "e0cc83c7919393b89bc40e5cb24853d497f542326dba1d0c510bdeee48fc80f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e0cc83c7919393b89bc40e5cb24853d497f542326dba1d0c510bdeee48fc80f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0cc83c7919393b89bc40e5cb24853d497f542326dba1d0c510bdeee48fc80f0", kill_on_drop: false }`
[INFO] [stdout] e0cc83c7919393b89bc40e5cb24853d497f542326dba1d0c510bdeee48fc80f0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4ace1e93f27131749850ffb67769b88e4343bb1bc6f7d43bc4d5c2a56e9ce213
[INFO] running `Command { std: "docker" "start" "-a" "4ace1e93f27131749850ffb67769b88e4343bb1bc6f7d43bc4d5c2a56e9ce213", kill_on_drop: false }`
[INFO] [stderr]     Checking swahili-dsl v0.1.8 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/lib.rs:117:38
[INFO] [stdout]     |
[INFO] [stdout] 117 |         println!("{:?}", $expression);
[INFO] [stdout]     |                                      ^
[INFO] [stdout] ...
[INFO] [stdout] 206 |             swh!(andika("Kweli")) ;
[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: macro invocations at the end of a block are treated as expressions
[INFO] [stdout]     = note: to ignore the value produced by the macro, add a semicolon after the invocation of `swh`
[INFO] [stdout]     = note: this warning originates in the macro `swh` (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/lib.rs:117:38
[INFO] [stdout]     |
[INFO] [stdout] 117 |         println!("{:?}", $expression);
[INFO] [stdout]     |                                      ^
[INFO] [stdout] ...
[INFO] [stdout] 207 |             swh!(andika("Uwongo"))
[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: macro invocations at the end of a block are treated as expressions
[INFO] [stdout]     = note: to ignore the value produced by the macro, add a semicolon after the invocation of `swh`
[INFO] [stdout]     = note: this warning originates in the macro `swh` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `Command { std: "docker" "inspect" "4ace1e93f27131749850ffb67769b88e4343bb1bc6f7d43bc4d5c2a56e9ce213", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ace1e93f27131749850ffb67769b88e4343bb1bc6f7d43bc4d5c2a56e9ce213", kill_on_drop: false }`
[INFO] [stdout] 4ace1e93f27131749850ffb67769b88e4343bb1bc6f7d43bc4d5c2a56e9ce213