[INFO] updating cached repository utam0k/r8cc
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/utam0k/r8cc
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/utam0k/r8cc" "work/ex/beta-1.37-6/sources/1.36.0/gh/utam0k/r8cc"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/utam0k/r8cc'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/utam0k/r8cc" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/utam0k/r8cc"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/utam0k/r8cc'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 60d03075da9d0a8f73d50f99b70cd2de706f7ca6
[INFO] sha for GitHub repo utam0k/r8cc: 60d03075da9d0a8f73d50f99b70cd2de706f7ca6
[INFO] validating manifest of utam0k/r8cc on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of utam0k/r8cc on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing utam0k/r8cc
[INFO] finished frobbing utam0k/r8cc
[INFO] frobbed toml for utam0k/r8cc written to work/ex/beta-1.37-6/sources/1.36.0/gh/utam0k/r8cc/Cargo.toml
[INFO] started frobbing utam0k/r8cc
[INFO] finished frobbing utam0k/r8cc
[INFO] frobbed toml for utam0k/r8cc written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/utam0k/r8cc/Cargo.toml
[INFO] crate utam0k/r8cc already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing utam0k/r8cc against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/utam0k/r8cc:/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=warn" "-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" "+beta-2019-07-23" "build" "--frozen"`
[INFO] [stdout] f1632c7b2f053aab175152adee5de585c47949f40f7191aa5bba87182cdf5bdc
[INFO] running `"docker" "start" "-a" "f1632c7b2f053aab175152adee5de585c47949f40f7191aa5bba87182cdf5bdc"`
[INFO] [stderr]    Compiling r8cc v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lex.rs:146:16
[INFO] [stderr]     |
[INFO] [stderr] 146 |             '0'...'9' => read_number(c),
[INFO] [stderr]     |                ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(ellipsis_inclusive_range_patterns)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lex.rs:149:16
[INFO] [stderr]     |
[INFO] [stderr] 149 |             'a'...'z' | 'A'...'Z' | '_' => read_ident(c.clone()),
[INFO] [stderr]     |                ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lex.rs:149:28
[INFO] [stderr]     |
[INFO] [stderr] 149 |             'a'...'z' | 'A'...'Z' | '_' => read_ident(c.clone()),
[INFO] [stderr]     |                            ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/lib.rs:260:21
[INFO] [stderr]     |
[INFO] [stderr] 260 |                 let mut reg;
[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]     Finished dev [unoptimized + debuginfo] target(s) in 2.21s
[INFO] running `"docker" "inspect" "f1632c7b2f053aab175152adee5de585c47949f40f7191aa5bba87182cdf5bdc"`
[INFO] running `"docker" "rm" "-f" "f1632c7b2f053aab175152adee5de585c47949f40f7191aa5bba87182cdf5bdc"`
[INFO] [stdout] f1632c7b2f053aab175152adee5de585c47949f40f7191aa5bba87182cdf5bdc
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/utam0k/r8cc:/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=warn" "-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" "+beta-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] bdf442d64af9e20d321d27c5dd4eee225f048bac9f2908f88cabbaebdcd6ed84
[INFO] running `"docker" "start" "-a" "bdf442d64af9e20d321d27c5dd4eee225f048bac9f2908f88cabbaebdcd6ed84"`
[INFO] [stderr]    Compiling r8cc v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lex.rs:146:16
[INFO] [stderr]     |
[INFO] [stderr] 146 |             '0'...'9' => read_number(c),
[INFO] [stderr]     |                ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(ellipsis_inclusive_range_patterns)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lex.rs:149:16
[INFO] [stderr]     |
[INFO] [stderr] 149 |             'a'...'z' | 'A'...'Z' | '_' => read_ident(c.clone()),
[INFO] [stderr]     |                ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lex.rs:149:28
[INFO] [stderr]     |
[INFO] [stderr] 149 |             'a'...'z' | 'A'...'Z' | '_' => read_ident(c.clone()),
[INFO] [stderr]     |                            ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/lib.rs:260:21
[INFO] [stderr]     |
[INFO] [stderr] 260 |                 let mut reg;
[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]     Finished dev [unoptimized + debuginfo] target(s) in 1.23s
[INFO] running `"docker" "inspect" "bdf442d64af9e20d321d27c5dd4eee225f048bac9f2908f88cabbaebdcd6ed84"`
[INFO] running `"docker" "rm" "-f" "bdf442d64af9e20d321d27c5dd4eee225f048bac9f2908f88cabbaebdcd6ed84"`
[INFO] [stdout] bdf442d64af9e20d321d27c5dd4eee225f048bac9f2908f88cabbaebdcd6ed84
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/utam0k/r8cc:/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=warn" "-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" "+beta-2019-07-23" "test" "--frozen"`
[INFO] [stdout] 275a1067fe174b6f272339348077668ec808fb60177fe2aa2fdf806f7dafeab7
[INFO] running `"docker" "start" "-a" "275a1067fe174b6f272339348077668ec808fb60177fe2aa2fdf806f7dafeab7"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/r8cc-0fc3815b261b156d
[INFO] [stderr]      Running /opt/crater/target/debug/deps/r8cc-7dfd6ca1d607d9bd
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests r8cc
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "275a1067fe174b6f272339348077668ec808fb60177fe2aa2fdf806f7dafeab7"`
[INFO] running `"docker" "rm" "-f" "275a1067fe174b6f272339348077668ec808fb60177fe2aa2fdf806f7dafeab7"`
[INFO] [stdout] 275a1067fe174b6f272339348077668ec808fb60177fe2aa2fdf806f7dafeab7