[INFO] cloning repository https://github.com/suolakaivos/cyan
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/suolakaivos/cyan" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsuolakaivos%2Fcyan", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsuolakaivos%2Fcyan'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 28e173ebe1099b06d8808e5d1ad81cea582d1e30
[INFO] checking suolakaivos/cyan against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsuolakaivos%2Fcyan" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/suolakaivos/cyan on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/suolakaivos/cyan
[INFO] finished tweaking git repo https://github.com/suolakaivos/cyan
[INFO] tweaked toml for git repo https://github.com/suolakaivos/cyan written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/suolakaivos/cyan already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] error: the lock file /workspace/builds/worker-10/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", 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] 32aa17230ff3f5ab8e885416df2563b36feef4533115924bf18a6dfca72ee733
[INFO] running `Command { std: "docker" "start" "-a" "32aa17230ff3f5ab8e885416df2563b36feef4533115924bf18a6dfca72ee733", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "32aa17230ff3f5ab8e885416df2563b36feef4533115924bf18a6dfca72ee733", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32aa17230ff3f5ab8e885416df2563b36feef4533115924bf18a6dfca72ee733", kill_on_drop: false }`
[INFO] [stdout] 32aa17230ff3f5ab8e885416df2563b36feef4533115924bf18a6dfca72ee733
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e39639b8dc2b3173619419e4c0c1bc2c5b8a32de0822ef1351159dcd88d34522
[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" "e39639b8dc2b3173619419e4c0c1bc2c5b8a32de0822ef1351159dcd88d34522", kill_on_drop: false }`
[INFO] [stderr]     Checking cyan v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `::parser::unicode::Lu`
[INFO] [stdout]  --> src/parser/lex.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use ::parser::unicode::Lu;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `::parser::unicode::Lu`
[INFO] [stdout]  --> src/parser/lex.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use ::parser::unicode::Lu;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Ident`
[INFO] [stdout]  --> src/parser/lex.rs:5:2
[INFO] [stdout]   |
[INFO] [stdout] 5 |     Ident(&'a str, usize, usize),
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Lex`
[INFO] [stdout]  --> src/parser/lex.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct Lex<'a> {
[INFO] [stdout]   |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `Lu`
[INFO] [stdout]     --> src/parser/unicode/mod.rs:1:1
[INFO] [stdout]      |
[INFO] [stdout] 1    | / pub const Lu: [char; 1631] = [
[INFO] [stdout] 2    | | '\u{0041}',
[INFO] [stdout] 3    | | '\u{0042}',
[INFO] [stdout] 4    | | '\u{0043}',
[INFO] [stdout] ...    |
[INFO] [stdout] 1632 | | '\u{1D7CA}',
[INFO] [stdout] 1633 | | ];
[INFO] [stdout]      | |__^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `Lu` should have an upper case name
[INFO] [stdout]  --> src/parser/unicode/mod.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub const Lu: [char; 1631] = [
[INFO] [stdout]   |           ^^ help: convert the identifier to upper case (notice the capitalization): `LU`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Ident`
[INFO] [stdout]  --> src/parser/lex.rs:5:2
[INFO] [stdout]   |
[INFO] [stdout] 5 |     Ident(&'a str, usize, usize),
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Lex`
[INFO] [stdout]  --> src/parser/lex.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct Lex<'a> {
[INFO] [stdout]   |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `Lu`
[INFO] [stdout]     --> src/parser/unicode/mod.rs:1:1
[INFO] [stdout]      |
[INFO] [stdout] 1    | / pub const Lu: [char; 1631] = [
[INFO] [stdout] 2    | | '\u{0041}',
[INFO] [stdout] 3    | | '\u{0042}',
[INFO] [stdout] 4    | | '\u{0043}',
[INFO] [stdout] ...    |
[INFO] [stdout] 1632 | | '\u{1D7CA}',
[INFO] [stdout] 1633 | | ];
[INFO] [stdout]      | |__^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `Lu` should have an upper case name
[INFO] [stdout]  --> src/parser/unicode/mod.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub const Lu: [char; 1631] = [
[INFO] [stdout]   |           ^^ help: convert the identifier to upper case (notice the capitalization): `LU`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.65s
[INFO] running `Command { std: "docker" "inspect" "e39639b8dc2b3173619419e4c0c1bc2c5b8a32de0822ef1351159dcd88d34522", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e39639b8dc2b3173619419e4c0c1bc2c5b8a32de0822ef1351159dcd88d34522", kill_on_drop: false }`
[INFO] [stdout] e39639b8dc2b3173619419e4c0c1bc2c5b8a32de0822ef1351159dcd88d34522