[INFO] crate stringtree 0.2.0 is already in cache
[INFO] extracting crate stringtree 0.2.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/stringtree/0.2.0
[INFO] extracting crate stringtree 0.2.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/stringtree/0.2.0
[INFO] validating manifest of stringtree-0.2.0 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 stringtree-0.2.0 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 stringtree-0.2.0
[INFO] finished frobbing stringtree-0.2.0
[INFO] frobbed toml for stringtree-0.2.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/stringtree/0.2.0/Cargo.toml
[INFO] started frobbing stringtree-0.2.0
[INFO] finished frobbing stringtree-0.2.0
[INFO] frobbed toml for stringtree-0.2.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/stringtree/0.2.0/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 stringtree-0.2.0 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-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/stringtree/0.2.0:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 4dd352eb4830c1a5dd37e5c08fd92cf7560fada4bec33ea97f09686a8ea7c683
[INFO] running `"docker" "start" "-a" "4dd352eb4830c1a5dd37e5c08fd92cf7560fada4bec33ea97f09686a8ea7c683"`
[INFO] [stderr]    Compiling stringtree v0.2.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:13:6
[INFO] [stderr]    |
[INFO] [stderr] 13 | impl StringTree {
[INFO] [stderr]    |      ^^^^^^^^^^ help: use `dyn`: `dyn StringTree`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:14:22
[INFO] [stderr]    |
[INFO] [stderr] 14 |     pub fn new(s: &[&StringTree]) -> StringTreeBuf {
[INFO] [stderr]    |                      ^^^^^^^^^^ help: use `dyn`: `dyn StringTree`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:73:44
[INFO] [stderr]    |
[INFO] [stderr] 73 | pub type StringTreeOption<'a> = Option<&'a StringTree>;
[INFO] [stderr]    |                                            ^^^^^^^^^^ help: use `dyn`: `dyn StringTree`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:84:29
[INFO] [stderr]    |
[INFO] [stderr] 84 | pub type StringTreeFn = Box<Fn() -> &'static str>;
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> &'static str`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.65s
[INFO] running `"docker" "inspect" "4dd352eb4830c1a5dd37e5c08fd92cf7560fada4bec33ea97f09686a8ea7c683"`
[INFO] running `"docker" "rm" "-f" "4dd352eb4830c1a5dd37e5c08fd92cf7560fada4bec33ea97f09686a8ea7c683"`
[INFO] [stdout] 4dd352eb4830c1a5dd37e5c08fd92cf7560fada4bec33ea97f09686a8ea7c683
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/stringtree/0.2.0:/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 594fe87000e964e32928c35cda3bc8679e8345010f928f489c624ef25a106fd1
[INFO] running `"docker" "start" "-a" "594fe87000e964e32928c35cda3bc8679e8345010f928f489c624ef25a106fd1"`
[INFO] [stderr]    Compiling stringtree v0.2.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:13:6
[INFO] [stderr]    |
[INFO] [stderr] 13 | impl StringTree {
[INFO] [stderr]    |      ^^^^^^^^^^ help: use `dyn`: `dyn StringTree`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:14:22
[INFO] [stderr]    |
[INFO] [stderr] 14 |     pub fn new(s: &[&StringTree]) -> StringTreeBuf {
[INFO] [stderr]    |                      ^^^^^^^^^^ help: use `dyn`: `dyn StringTree`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:73:44
[INFO] [stderr]    |
[INFO] [stderr] 73 | pub type StringTreeOption<'a> = Option<&'a StringTree>;
[INFO] [stderr]    |                                            ^^^^^^^^^^ help: use `dyn`: `dyn StringTree`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:84:29
[INFO] [stderr]    |
[INFO] [stderr] 84 | pub type StringTreeFn = Box<Fn() -> &'static str>;
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> &'static str`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:124:17
[INFO] [stderr]     |
[INFO] [stderr] 124 |         let c: &StringTree = &StringTree::new(&[&"opt"]);
[INFO] [stderr]     |                 ^^^^^^^^^^ help: use `dyn`: `dyn StringTree`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `"docker" "inspect" "594fe87000e964e32928c35cda3bc8679e8345010f928f489c624ef25a106fd1"`
[INFO] running `"docker" "rm" "-f" "594fe87000e964e32928c35cda3bc8679e8345010f928f489c624ef25a106fd1"`
[INFO] [stdout] 594fe87000e964e32928c35cda3bc8679e8345010f928f489c624ef25a106fd1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/stringtree/0.2.0:/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] e49dfdca380e93814309b35d78beaaeae575e8b59797d84e62a6894750c02811
[INFO] running `"docker" "start" "-a" "e49dfdca380e93814309b35d78beaaeae575e8b59797d84e62a6894750c02811"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/stringtree-2d34514d9eaa2682
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test::test_stringtree_indent ... ok
[INFO] [stdout] test test::test_stringtree_new ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests stringtree
[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" "e49dfdca380e93814309b35d78beaaeae575e8b59797d84e62a6894750c02811"`
[INFO] running `"docker" "rm" "-f" "e49dfdca380e93814309b35d78beaaeae575e8b59797d84e62a6894750c02811"`
[INFO] [stdout] e49dfdca380e93814309b35d78beaaeae575e8b59797d84e62a6894750c02811