[INFO] updating cached repository compenguy/rtf2text
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/compenguy/rtf2text
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/compenguy/rtf2text" "work/ex/beta-1.37-6/sources/1.36.0/gh/compenguy/rtf2text"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/compenguy/rtf2text'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/compenguy/rtf2text" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/compenguy/rtf2text"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/compenguy/rtf2text'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 336cfd867348835a5ebc5a41b78e3d2a3fdd6b8d
[INFO] sha for GitHub repo compenguy/rtf2text: 336cfd867348835a5ebc5a41b78e3d2a3fdd6b8d
[INFO] validating manifest of compenguy/rtf2text 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 compenguy/rtf2text 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 compenguy/rtf2text
[INFO] finished frobbing compenguy/rtf2text
[INFO] frobbed toml for compenguy/rtf2text written to work/ex/beta-1.37-6/sources/1.36.0/gh/compenguy/rtf2text/Cargo.toml
[INFO] started frobbing compenguy/rtf2text
[INFO] finished frobbing compenguy/rtf2text
[INFO] frobbed toml for compenguy/rtf2text written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/compenguy/rtf2text/Cargo.toml
[INFO] crate compenguy/rtf2text 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 compenguy/rtf2text against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/compenguy/rtf2text:/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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] 208a7abe7647519343d1eab179f0a3c2bee868a1676dc28461440ff87261fe2d
[INFO] running `"docker" "start" "-a" "208a7abe7647519343d1eab179f0a3c2bee868a1676dc28461440ff87261fe2d"`
[INFO] [stderr]    Compiling codepage v0.1.1
[INFO] [stderr]    Compiling rtf-grimoire v0.1.0 (https://github.com/compenguy/rtf-grimoire.git#00462817)
[INFO] [stderr]    Compiling loggerv v0.4.0
[INFO] [stderr]    Compiling rtf2text v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: cannot borrow `self.group_stack` as mutable because it is also borrowed as immutable
[INFO] [stderr]    --> src/rtftotext.rs:240:13
[INFO] [stderr]     |
[INFO] [stderr] 239 |         if let Some(last_group) = self.get_last_group() {
[INFO] [stderr]     |                                   ---- immutable borrow occurs here
[INFO] [stderr] 240 |             self.group_stack.push(last_group.clone());
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^      ---------- immutable borrow later used here
[INFO] [stderr]     |             |
[INFO] [stderr]     |             mutable borrow occurs here
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(mutable_borrow_reservation_conflict)] on by default
[INFO] [stderr]     = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future
[INFO] [stderr]     = note: for more information, see issue #59159 <https://github.com/rust-lang/rust/issues/59159>
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.65s
[INFO] running `"docker" "inspect" "208a7abe7647519343d1eab179f0a3c2bee868a1676dc28461440ff87261fe2d"`
[INFO] running `"docker" "rm" "-f" "208a7abe7647519343d1eab179f0a3c2bee868a1676dc28461440ff87261fe2d"`
[INFO] [stdout] 208a7abe7647519343d1eab179f0a3c2bee868a1676dc28461440ff87261fe2d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/compenguy/rtf2text:/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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 5b1a36fc13a0cd2b4eb22d6b718442663e477e5cfd94787568258aaf23ecda52
[INFO] running `"docker" "start" "-a" "5b1a36fc13a0cd2b4eb22d6b718442663e477e5cfd94787568258aaf23ecda52"`
[INFO] [stderr]    Compiling rtf2text v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: cannot borrow `self.group_stack` as mutable because it is also borrowed as immutable
[INFO] [stderr]    --> src/rtftotext.rs:240:13
[INFO] [stderr]     |
[INFO] [stderr] 239 |         if let Some(last_group) = self.get_last_group() {
[INFO] [stderr]     |                                   ---- immutable borrow occurs here
[INFO] [stderr] 240 |             self.group_stack.push(last_group.clone());
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^      ---------- immutable borrow later used here
[INFO] [stderr]     |             |
[INFO] [stderr]     |             mutable borrow occurs here
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(mutable_borrow_reservation_conflict)] on by default
[INFO] [stderr]     = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future
[INFO] [stderr]     = note: for more information, see issue #59159 <https://github.com/rust-lang/rust/issues/59159>
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.07s
[INFO] running `"docker" "inspect" "5b1a36fc13a0cd2b4eb22d6b718442663e477e5cfd94787568258aaf23ecda52"`
[INFO] running `"docker" "rm" "-f" "5b1a36fc13a0cd2b4eb22d6b718442663e477e5cfd94787568258aaf23ecda52"`
[INFO] [stdout] 5b1a36fc13a0cd2b4eb22d6b718442663e477e5cfd94787568258aaf23ecda52
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/compenguy/rtf2text:/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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] e808ccfa8f23d82f8284dde76e2c424e00a3d0ee0dcbf95a32a17565453f2cdd
[INFO] running `"docker" "start" "-a" "e808ccfa8f23d82f8284dde76e2c424e00a3d0ee0dcbf95a32a17565453f2cdd"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rtf2text-05f19b3181994fbf
[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" "e808ccfa8f23d82f8284dde76e2c424e00a3d0ee0dcbf95a32a17565453f2cdd"`
[INFO] running `"docker" "rm" "-f" "e808ccfa8f23d82f8284dde76e2c424e00a3d0ee0dcbf95a32a17565453f2cdd"`
[INFO] [stdout] e808ccfa8f23d82f8284dde76e2c424e00a3d0ee0dcbf95a32a17565453f2cdd