[INFO] updating cached repository xalley/libcjit
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/xalley/libcjit
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/xalley/libcjit" "work/ex/beta-1.38-1/sources/1.37.0/gh/xalley/libcjit"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/xalley/libcjit'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/xalley/libcjit" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/xalley/libcjit"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/xalley/libcjit'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 8ac7cdc437ce27bf4ecd33328aecd31895ccd326
[INFO] sha for GitHub repo xalley/libcjit: 8ac7cdc437ce27bf4ecd33328aecd31895ccd326
[INFO] validating manifest of xalley/libcjit 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 xalley/libcjit 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 xalley/libcjit
[INFO] finished frobbing xalley/libcjit
[INFO] frobbed toml for xalley/libcjit written to work/ex/beta-1.38-1/sources/1.37.0/gh/xalley/libcjit/Cargo.toml
[INFO] started frobbing xalley/libcjit
[INFO] finished frobbing xalley/libcjit
[INFO] frobbed toml for xalley/libcjit written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/xalley/libcjit/Cargo.toml
[INFO] crate xalley/libcjit already has a lockfile, it will not be regenerated
[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 xalley/libcjit against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/xalley/libcjit:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 5cbb6e17fe38cb8c66f5142a1d25b4fdb7dcbf1aef679f45d896957e9ac54173
[INFO] running `"docker" "start" "-a" "5cbb6e17fe38cb8c66f5142a1d25b4fdb7dcbf1aef679f45d896957e9ac54173"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling cjit v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: method is never used: `from_str`
[INFO] [stderr]   --> src/input.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 |     pub fn from_str(s: &str) -> Input {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]    --> src/scanner/mod.rs:134:5
[INFO] [stderr]     |
[INFO] [stderr] 134 |     pub fn new(input: Input) -> Scanner {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.39s
[INFO] running `"docker" "inspect" "5cbb6e17fe38cb8c66f5142a1d25b4fdb7dcbf1aef679f45d896957e9ac54173"`
[INFO] running `"docker" "rm" "-f" "5cbb6e17fe38cb8c66f5142a1d25b4fdb7dcbf1aef679f45d896957e9ac54173"`
[INFO] [stdout] 5cbb6e17fe38cb8c66f5142a1d25b4fdb7dcbf1aef679f45d896957e9ac54173
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/xalley/libcjit:/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 58ba8a89dea0a495cc12e8f131433c80227f5443b8d5f9f916be634c06d1558f
[INFO] running `"docker" "start" "-a" "58ba8a89dea0a495cc12e8f131433c80227f5443b8d5f9f916be634c06d1558f"`
[INFO] [stderr]    Compiling cjit v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.08s
[INFO] running `"docker" "inspect" "58ba8a89dea0a495cc12e8f131433c80227f5443b8d5f9f916be634c06d1558f"`
[INFO] running `"docker" "rm" "-f" "58ba8a89dea0a495cc12e8f131433c80227f5443b8d5f9f916be634c06d1558f"`
[INFO] [stdout] 58ba8a89dea0a495cc12e8f131433c80227f5443b8d5f9f916be634c06d1558f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/xalley/libcjit:/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 6b96efa80a01227eaf9464c82c3951841437ff0349b42efcccea484c7c23c6df
[INFO] running `"docker" "start" "-a" "6b96efa80a01227eaf9464c82c3951841437ff0349b42efcccea484c7c23c6df"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/cjit-2f815f1f103c0d52
[INFO] [stdout] 
[INFO] [stdout] running 19 tests
[INFO] [stdout] test scanner::tests::char_escape_oct ... ok
[INFO] [stdout] test scanner::tests::i32const ... ok
[INFO] [stdout] test scanner::tests::f64const ... ok
[INFO] [stdout] test scanner::tests::f32const ... ok
[INFO] [stdout] test scanner::tests::char_escape ... ok
[INFO] [stdout] test scanner::tests::identifier ... ok
[INFO] [stdout] test scanner::tests::keyword ... ok
[INFO] [stdout] test scanner::tests::i64const ... ok
[INFO] [stdout] test input::tests::it_works ... ok
[INFO] [stdout] test scanner::tests::number ... ok
[INFO] [stdout] test scanner::tests::u32const ... ok
[INFO] [stdout] test scanner::tests::u64const ... ok
[INFO] [stdout] test scanner::tests::symbol ... ok
[INFO] [stdout] test scanner::tests::string ... ok
[INFO] [stdout] test scanner::tests::undefined ... ok
[INFO] [stdout] test scanner::tests::lchar_literal ... ok
[INFO] [stdout] test scanner::tests::lstring ... ok
[INFO] [stdout] test scanner::tests::char_literal ... ok
[INFO] [stdout] test scanner::tests::char_escape_hex ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 19 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests cjit
[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" "6b96efa80a01227eaf9464c82c3951841437ff0349b42efcccea484c7c23c6df"`
[INFO] running `"docker" "rm" "-f" "6b96efa80a01227eaf9464c82c3951841437ff0349b42efcccea484c7c23c6df"`
[INFO] [stdout] 6b96efa80a01227eaf9464c82c3951841437ff0349b42efcccea484c7c23c6df