[INFO] cloning repository AprliRainkun/rua
[INFO] running `"git" "clone" "--bare" "git://github.com/AprliRainkun/rua.git" "work/cache/sources/gh/AprliRainkun/rua"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/AprliRainkun/rua'...
[INFO] running `"git" "clone" "work/cache/sources/gh/AprliRainkun/rua" "work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/AprliRainkun/rua"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/AprliRainkun/rua'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/AprliRainkun/rua" "work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/AprliRainkun/rua"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/AprliRainkun/rua'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 181ed59c1d8bc7ada19c1bb490f9d2170397adeb
[INFO] sha for GitHub repo AprliRainkun/rua: 181ed59c1d8bc7ada19c1bb490f9d2170397adeb
[INFO] validating manifest of AprliRainkun/rua on toolchain master#c8865d8e195813ade6b84434ac9f8850e7112d1a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of AprliRainkun/rua on toolchain try#e212b7d492c96d3837691ba29d32d5f468933fb8
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing AprliRainkun/rua
[INFO] finished frobbing AprliRainkun/rua
[INFO] frobbed toml for AprliRainkun/rua written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/AprliRainkun/rua/Cargo.toml
[INFO] started frobbing AprliRainkun/rua
[INFO] finished frobbing AprliRainkun/rua
[INFO] frobbed toml for AprliRainkun/rua written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/AprliRainkun/rua/Cargo.toml
[INFO] crate AprliRainkun/rua already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] building AprliRainkun/rua against master#c8865d8e195813ade6b84434ac9f8850e7112d1a for pr-61629
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-1/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/AprliRainkun/rua:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "build" "--frozen"`
[INFO] [stdout] 669500a89028ecc299907eb02a3b0d914a1701bc384bd328a08d49c61d1e0360
[INFO] running `"docker" "start" "-a" "669500a89028ecc299907eb02a3b0d914a1701bc384bd328a08d49c61d1e0360"`
[INFO] [stderr]    Compiling rua v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/parser/mod.rs:410:17
[INFO] [stderr]     |
[INFO] [stderr] 410 |             let mut exprlist = self.exprlist()?;
[INFO] [stderr]     |                 ----^^^^^^^^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/assembler/mod.rs:175:25
[INFO] [stderr]     |
[INFO] [stderr] 175 |                     let mut num = index.get(label).expect("Label undefined") - (pos as i32) - 1;
[INFO] [stderr]     |                         ----^^^
[INFO] [stderr]     |                         |
[INFO] [stderr]     |                         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.49s
[INFO] running `"docker" "inspect" "669500a89028ecc299907eb02a3b0d914a1701bc384bd328a08d49c61d1e0360"`
[INFO] running `"docker" "rm" "-f" "669500a89028ecc299907eb02a3b0d914a1701bc384bd328a08d49c61d1e0360"`
[INFO] [stdout] 669500a89028ecc299907eb02a3b0d914a1701bc384bd328a08d49c61d1e0360
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-1/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/AprliRainkun/rua:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] 2a3f989236c90cfd2b448e39e8b9427c5d6f3587a65c08a929f2c657351d97d9
[INFO] running `"docker" "start" "-a" "2a3f989236c90cfd2b448e39e8b9427c5d6f3587a65c08a929f2c657351d97d9"`
[INFO] [stderr]    Compiling remove_dir_all v0.3.0
[INFO] [stderr]    Compiling tempdir v0.3.6
[INFO] [stderr]    Compiling rua v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/parser/mod.rs:410:17
[INFO] [stderr]     |
[INFO] [stderr] 410 |             let mut exprlist = self.exprlist()?;
[INFO] [stderr]     |                 ----^^^^^^^^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/assembler/mod.rs:175:25
[INFO] [stderr]     |
[INFO] [stderr] 175 |                     let mut num = index.get(label).expect("Label undefined") - (pos as i32) - 1;
[INFO] [stderr]     |                         ----^^^
[INFO] [stderr]     |                         |
[INFO] [stderr]     |                         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.23s
[INFO] running `"docker" "inspect" "2a3f989236c90cfd2b448e39e8b9427c5d6f3587a65c08a929f2c657351d97d9"`
[INFO] running `"docker" "rm" "-f" "2a3f989236c90cfd2b448e39e8b9427c5d6f3587a65c08a929f2c657351d97d9"`
[INFO] [stdout] 2a3f989236c90cfd2b448e39e8b9427c5d6f3587a65c08a929f2c657351d97d9