[INFO] updating cached repository xrisjc/rack
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/xrisjc/rack
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/xrisjc/rack" "work/ex/beta-1.37-6/sources/1.36.0/gh/xrisjc/rack"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/xrisjc/rack'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/xrisjc/rack" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/xrisjc/rack"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/xrisjc/rack'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 7791f6b4970b73507d0abd35eff6476880b55ab5
[INFO] sha for GitHub repo xrisjc/rack: 7791f6b4970b73507d0abd35eff6476880b55ab5
[INFO] validating manifest of xrisjc/rack 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 xrisjc/rack 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 xrisjc/rack
[INFO] finished frobbing xrisjc/rack
[INFO] frobbed toml for xrisjc/rack written to work/ex/beta-1.37-6/sources/1.36.0/gh/xrisjc/rack/Cargo.toml
[INFO] started frobbing xrisjc/rack
[INFO] finished frobbing xrisjc/rack
[INFO] frobbed toml for xrisjc/rack written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/xrisjc/rack/Cargo.toml
[INFO] crate xrisjc/rack 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 xrisjc/rack 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-4/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/xrisjc/rack:/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] c7850368bf45142d759c277d309d1a2511417ddc48ec8846b24d4e4649f44f5e
[INFO] running `"docker" "start" "-a" "c7850368bf45142d759c277d309d1a2511417ddc48ec8846b24d4e4649f44f5e"`
[INFO] [stderr]    Compiling rack v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/asm/parsing.rs:77:28
[INFO] [stderr]    |
[INFO] [stderr] 77 | fn first_char(s: &str, p: &Fn(char) -> bool) -> bool {
[INFO] [stderr]    |                            ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(char) -> bool`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_left': superseded by `trim_start`
[INFO] [stderr]   --> src/asm/parsing.rs:87:18
[INFO] [stderr]    |
[INFO] [stderr] 87 |             code.trim_left()
[INFO] [stderr]    |                  ^^^^^^^^^ help: replace the use of the deprecated item: `trim_start`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_left_matches': superseded by `trim_start_matches`
[INFO] [stderr]   --> src/asm/parsing.rs:89:18
[INFO] [stderr]    |
[INFO] [stderr] 89 |             code.trim_left_matches(|c| c != '\n')
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `trim_start_matches`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.77s
[INFO] running `"docker" "inspect" "c7850368bf45142d759c277d309d1a2511417ddc48ec8846b24d4e4649f44f5e"`
[INFO] running `"docker" "rm" "-f" "c7850368bf45142d759c277d309d1a2511417ddc48ec8846b24d4e4649f44f5e"`
[INFO] [stdout] c7850368bf45142d759c277d309d1a2511417ddc48ec8846b24d4e4649f44f5e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/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/xrisjc/rack:/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] c9127e6295006790019ec2a915bf585d7a22acb136495fac25b05f037b21149c
[INFO] running `"docker" "start" "-a" "c9127e6295006790019ec2a915bf585d7a22acb136495fac25b05f037b21149c"`
[INFO] [stderr]    Compiling rack v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/asm/parsing.rs:77:28
[INFO] [stderr]    |
[INFO] [stderr] 77 | fn first_char(s: &str, p: &Fn(char) -> bool) -> bool {
[INFO] [stderr]    |                            ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(char) -> bool`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_left': superseded by `trim_start`
[INFO] [stderr]   --> src/asm/parsing.rs:87:18
[INFO] [stderr]    |
[INFO] [stderr] 87 |             code.trim_left()
[INFO] [stderr]    |                  ^^^^^^^^^ help: replace the use of the deprecated item: `trim_start`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_left_matches': superseded by `trim_start_matches`
[INFO] [stderr]   --> src/asm/parsing.rs:89:18
[INFO] [stderr]    |
[INFO] [stderr] 89 |             code.trim_left_matches(|c| c != '\n')
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `trim_start_matches`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.93s
[INFO] running `"docker" "inspect" "c9127e6295006790019ec2a915bf585d7a22acb136495fac25b05f037b21149c"`
[INFO] running `"docker" "rm" "-f" "c9127e6295006790019ec2a915bf585d7a22acb136495fac25b05f037b21149c"`
[INFO] [stdout] c9127e6295006790019ec2a915bf585d7a22acb136495fac25b05f037b21149c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/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/xrisjc/rack:/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] 408ca1e010617e918532a3c14a36db3fb5f4928d0b99567e32cd4c857c135dd4
[INFO] running `"docker" "start" "-a" "408ca1e010617e918532a3c14a36db3fb5f4928d0b99567e32cd4c857c135dd4"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rack-9590f1525e1328c5
[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" "408ca1e010617e918532a3c14a36db3fb5f4928d0b99567e32cd4c857c135dd4"`
[INFO] running `"docker" "rm" "-f" "408ca1e010617e918532a3c14a36db3fb5f4928d0b99567e32cd4c857c135dd4"`
[INFO] [stdout] 408ca1e010617e918532a3c14a36db3fb5f4928d0b99567e32cd4c857c135dd4