[INFO] crate lua-kit 0.1.0 is already in cache
[INFO] extracting crate lua-kit 0.1.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/lua-kit/0.1.0
[INFO] extracting crate lua-kit 0.1.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/lua-kit/0.1.0
[INFO] validating manifest of lua-kit-0.1.0 on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of lua-kit-0.1.0 on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing lua-kit-0.1.0
[INFO] finished frobbing lua-kit-0.1.0
[INFO] frobbed toml for lua-kit-0.1.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/lua-kit/0.1.0/Cargo.toml
[INFO] started frobbing lua-kit-0.1.0
[INFO] finished frobbing lua-kit-0.1.0
[INFO] frobbed toml for lua-kit-0.1.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/lua-kit/0.1.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing lua-kit-0.1.0 against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/lua-kit/0.1.0:/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-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 2bc8a77288ff75f9eb20d6508bf495710d703fe0c2c4d7a5f2667fae59456e70
[INFO] running `"docker" "start" "-a" "2bc8a77288ff75f9eb20d6508bf495710d703fe0c2c4d7a5f2667fae59456e70"`
[INFO] [stderr]    Compiling byteorder v0.3.13
[INFO] [stderr]    Compiling lua-kit v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/read.rs:26:27
[INFO] [stderr]    |
[INFO] [stderr] 26 | fn invalid<T, S: Into<Box<::std::error::Error + Send + Sync>>>(s: S) -> io::Result<T> {
[INFO] [stderr]    |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ::std::error::Error + Send + Sync`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/read.rs:44:25
[INFO] [stderr]    |
[INFO] [stderr] 44 |     fn read_all(&mut self, mut buf: &mut [u8]) -> io::Result<()> {
[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 1.29s
[INFO] running `"docker" "inspect" "2bc8a77288ff75f9eb20d6508bf495710d703fe0c2c4d7a5f2667fae59456e70"`
[INFO] running `"docker" "rm" "-f" "2bc8a77288ff75f9eb20d6508bf495710d703fe0c2c4d7a5f2667fae59456e70"`
[INFO] [stdout] 2bc8a77288ff75f9eb20d6508bf495710d703fe0c2c4d7a5f2667fae59456e70
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/lua-kit/0.1.0:/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-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 003101cba69771fc726d2dd9b4c5575ca4c0c709c8b194dfb5ceeec6ff6371ef
[INFO] running `"docker" "start" "-a" "003101cba69771fc726d2dd9b4c5575ca4c0c709c8b194dfb5ceeec6ff6371ef"`
[INFO] [stderr]    Compiling lua-kit v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/read.rs:26:27
[INFO] [stderr]    |
[INFO] [stderr] 26 | fn invalid<T, S: Into<Box<::std::error::Error + Send + Sync>>>(s: S) -> io::Result<T> {
[INFO] [stderr]    |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ::std::error::Error + Send + Sync`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/read.rs:44:25
[INFO] [stderr]    |
[INFO] [stderr] 44 |     fn read_all(&mut self, mut buf: &mut [u8]) -> io::Result<()> {
[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 0.76s
[INFO] running `"docker" "inspect" "003101cba69771fc726d2dd9b4c5575ca4c0c709c8b194dfb5ceeec6ff6371ef"`
[INFO] running `"docker" "rm" "-f" "003101cba69771fc726d2dd9b4c5575ca4c0c709c8b194dfb5ceeec6ff6371ef"`
[INFO] [stdout] 003101cba69771fc726d2dd9b4c5575ca4c0c709c8b194dfb5ceeec6ff6371ef
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/lua-kit/0.1.0:/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-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 6c74a74e61049b0383d9600acd5d95c8a45deff704952ba5ed291067f09ae738
[INFO] running `"docker" "start" "-a" "6c74a74e61049b0383d9600acd5d95c8a45deff704952ba5ed291067f09ae738"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/lua_kit-1cce07ebcc8659ef
[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 lua-kit
[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" "6c74a74e61049b0383d9600acd5d95c8a45deff704952ba5ed291067f09ae738"`
[INFO] running `"docker" "rm" "-f" "6c74a74e61049b0383d9600acd5d95c8a45deff704952ba5ed291067f09ae738"`
[INFO] [stdout] 6c74a74e61049b0383d9600acd5d95c8a45deff704952ba5ed291067f09ae738