[INFO] updating cached repository Titae/evalexpr
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Titae/evalexpr
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Titae/evalexpr" "work/ex/beta-1.38-1/sources/1.37.0/gh/Titae/evalexpr"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/Titae/evalexpr'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Titae/evalexpr" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Titae/evalexpr"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Titae/evalexpr'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 2f9252f5d958a430e06bd2af53d09e4de068c4e8
[INFO] sha for GitHub repo Titae/evalexpr: 2f9252f5d958a430e06bd2af53d09e4de068c4e8
[INFO] validating manifest of Titae/evalexpr 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 Titae/evalexpr 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 Titae/evalexpr
[INFO] finished frobbing Titae/evalexpr
[INFO] frobbed toml for Titae/evalexpr written to work/ex/beta-1.38-1/sources/1.37.0/gh/Titae/evalexpr/Cargo.toml
[INFO] started frobbing Titae/evalexpr
[INFO] finished frobbing Titae/evalexpr
[INFO] frobbed toml for Titae/evalexpr written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Titae/evalexpr/Cargo.toml
[INFO] crate Titae/evalexpr 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing Titae/evalexpr 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-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/Titae/evalexpr:/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] cb3a3aba3e17889770ff8a0525f0814d6cc660e15e20d3468e02aa80b376d1b0
[INFO] running `"docker" "start" "-a" "cb3a3aba3e17889770ff8a0525f0814d6cc660e15e20d3468e02aa80b376d1b0"`
[INFO] [stderr]    Compiling fun_evalexpr v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/eval_expr/error.rs:19:32
[INFO] [stderr]    |
[INFO] [stderr] 19 |     fn cause(&self) -> Option<&Error> {
[INFO] [stderr]    |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.20s
[INFO] running `"docker" "inspect" "cb3a3aba3e17889770ff8a0525f0814d6cc660e15e20d3468e02aa80b376d1b0"`
[INFO] running `"docker" "rm" "-f" "cb3a3aba3e17889770ff8a0525f0814d6cc660e15e20d3468e02aa80b376d1b0"`
[INFO] [stdout] cb3a3aba3e17889770ff8a0525f0814d6cc660e15e20d3468e02aa80b376d1b0
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/Titae/evalexpr:/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] 83e66a3c62e1bf94108f1f69e71a6617bec21650ef9dd414887c5805b6e3fa41
[INFO] running `"docker" "start" "-a" "83e66a3c62e1bf94108f1f69e71a6617bec21650ef9dd414887c5805b6e3fa41"`
[INFO] [stderr]    Compiling fun_evalexpr v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/eval_expr/error.rs:19:32
[INFO] [stderr]    |
[INFO] [stderr] 19 |     fn cause(&self) -> Option<&Error> {
[INFO] [stderr]    |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.30s
[INFO] running `"docker" "inspect" "83e66a3c62e1bf94108f1f69e71a6617bec21650ef9dd414887c5805b6e3fa41"`
[INFO] running `"docker" "rm" "-f" "83e66a3c62e1bf94108f1f69e71a6617bec21650ef9dd414887c5805b6e3fa41"`
[INFO] [stdout] 83e66a3c62e1bf94108f1f69e71a6617bec21650ef9dd414887c5805b6e3fa41
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/Titae/evalexpr:/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] d66e8f746d5f14a93deb8bb327b9420d52c48c4e8df59a69d166388e5ab9b43e
[INFO] running `"docker" "start" "-a" "d66e8f746d5f14a93deb8bb327b9420d52c48c4e8df59a69d166388e5ab9b43e"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/fun_evalexpr-af37534ea03708b8
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test eval_expr::tests::advanced ... ok
[INFO] [stdout] test eval_expr::tests::basic ... ok
[INFO] [stdout] test eval_expr::tests::addition_evaluate ... ok
[INFO] [stdout] test eval_expr::tests::substraction_evaluate ... ok
[INFO] [stdout] test eval_expr::tests::pow_evaluate ... ok
[INFO] [stdout] test eval_expr::tests::multiplication_evaluate ... ok
[INFO] [stdout] test eval_expr::tests::modulo_evaluate ... ok
[INFO] [stdout] test eval_expr::tests::division_evaluate ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "d66e8f746d5f14a93deb8bb327b9420d52c48c4e8df59a69d166388e5ab9b43e"`
[INFO] running `"docker" "rm" "-f" "d66e8f746d5f14a93deb8bb327b9420d52c48c4e8df59a69d166388e5ab9b43e"`
[INFO] [stdout] d66e8f746d5f14a93deb8bb327b9420d52c48c4e8df59a69d166388e5ab9b43e