[INFO] updating cached repository Vurich/sexpress
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Vurich/sexpress
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Vurich/sexpress" "work/ex/beta-1.37-6/sources/1.36.0/gh/Vurich/sexpress"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/Vurich/sexpress'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Vurich/sexpress" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Vurich/sexpress"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Vurich/sexpress'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] ce998ca0b7f5d4a7f02f800612cd2b72f26d4a14
[INFO] sha for GitHub repo Vurich/sexpress: ce998ca0b7f5d4a7f02f800612cd2b72f26d4a14
[INFO] validating manifest of Vurich/sexpress 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 Vurich/sexpress 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 Vurich/sexpress
[INFO] finished frobbing Vurich/sexpress
[INFO] frobbed toml for Vurich/sexpress written to work/ex/beta-1.37-6/sources/1.36.0/gh/Vurich/sexpress/Cargo.toml
[INFO] started frobbing Vurich/sexpress
[INFO] finished frobbing Vurich/sexpress
[INFO] frobbed toml for Vurich/sexpress written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Vurich/sexpress/Cargo.toml
[INFO] crate Vurich/sexpress 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 Vurich/sexpress 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-5/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/Vurich/sexpress:/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] 585c04a940015ad17432e0ab0621d37eb5524a2c286858404aa791fe11080bcd
[INFO] running `"docker" "start" "-a" "585c04a940015ad17432e0ab0621d37eb5524a2c286858404aa791fe11080bcd"`
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling toolshed v0.4.0 (https://github.com/Vurich/toolshed.git?branch=set-tools#c6f16dbe)
[INFO] [stderr]    Compiling sexpress v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/lib.rs:418:21
[INFO] [stderr]     |
[INFO] [stderr] 418 |                 let mut without_backslashes = arena.require(bytes.len());
[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 1.67s
[INFO] running `"docker" "inspect" "585c04a940015ad17432e0ab0621d37eb5524a2c286858404aa791fe11080bcd"`
[INFO] running `"docker" "rm" "-f" "585c04a940015ad17432e0ab0621d37eb5524a2c286858404aa791fe11080bcd"`
[INFO] [stdout] 585c04a940015ad17432e0ab0621d37eb5524a2c286858404aa791fe11080bcd
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/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/Vurich/sexpress:/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] b79c0b2289439c1469c4caf5e3567c798ca85ff9b8382354e8a8c2e1b66adeaa
[INFO] running `"docker" "start" "-a" "b79c0b2289439c1469c4caf5e3567c798ca85ff9b8382354e8a8c2e1b66adeaa"`
[INFO] [stderr]    Compiling libc v0.2.34
[INFO] [stderr]    Compiling memmap v0.6.1
[INFO] [stderr]    Compiling sexpress v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/lib.rs:418:21
[INFO] [stderr]     |
[INFO] [stderr] 418 |                 let mut without_backslashes = arena.require(bytes.len());
[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 3.14s
[INFO] running `"docker" "inspect" "b79c0b2289439c1469c4caf5e3567c798ca85ff9b8382354e8a8c2e1b66adeaa"`
[INFO] running `"docker" "rm" "-f" "b79c0b2289439c1469c4caf5e3567c798ca85ff9b8382354e8a8c2e1b66adeaa"`
[INFO] [stdout] b79c0b2289439c1469c4caf5e3567c798ca85ff9b8382354e8a8c2e1b66adeaa
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/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/Vurich/sexpress:/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] ec874713581a6fc9be9fc16f254ec0a5b77b6839488af011637b6366afc9897c
[INFO] running `"docker" "start" "-a" "ec874713581a6fc9be9fc16f254ec0a5b77b6839488af011637b6366afc9897c"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/sexpress-227b4c3f3fc37d9d
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test tests::parses_bool ... ok
[INFO] [stdout] test tests::parses_ident_start ... ok
[INFO] [stdout] test tests::parses_idents ... ok
[INFO] [stdout] test tests::parses_string ... ok
[INFO] [stdout] test tests::parses_ident ... ok
[INFO] [stdout] test tests::parses_numbers ... ok
[INFO] [stdout] test tests::displays_correctly ... ok
[INFO] [stdout] test tests::parses_everything ... ok
[INFO] [stdout] test tests::parses_files ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests sexpress
[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" "ec874713581a6fc9be9fc16f254ec0a5b77b6839488af011637b6366afc9897c"`
[INFO] running `"docker" "rm" "-f" "ec874713581a6fc9be9fc16f254ec0a5b77b6839488af011637b6366afc9897c"`
[INFO] [stdout] ec874713581a6fc9be9fc16f254ec0a5b77b6839488af011637b6366afc9897c