[INFO] crate mtree 0.5.0 is already in cache
[INFO] extracting crate mtree 0.5.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/mtree/0.5.0
[INFO] extracting crate mtree 0.5.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/mtree/0.5.0
[INFO] validating manifest of mtree-0.5.0 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 mtree-0.5.0 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 mtree-0.5.0
[INFO] finished frobbing mtree-0.5.0
[INFO] frobbed toml for mtree-0.5.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/mtree/0.5.0/Cargo.toml
[INFO] started frobbing mtree-0.5.0
[INFO] finished frobbing mtree-0.5.0
[INFO] frobbed toml for mtree-0.5.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/mtree/0.5.0/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 mtree-0.5.0 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-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/mtree/0.5.0:/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] d200a90011d5862c4192a24c0eaff727198ef08ea121a3e6a8b7adaa5c56b2b9
[INFO] running `"docker" "start" "-a" "d200a90011d5862c4192a24c0eaff727198ef08ea121a3e6a8b7adaa5c56b2b9"`
[INFO] [stderr]    Compiling newtype_array v0.1.6
[INFO] [stderr]    Compiling mtree v0.5.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.44s
[INFO] running `"docker" "inspect" "d200a90011d5862c4192a24c0eaff727198ef08ea121a3e6a8b7adaa5c56b2b9"`
[INFO] running `"docker" "rm" "-f" "d200a90011d5862c4192a24c0eaff727198ef08ea121a3e6a8b7adaa5c56b2b9"`
[INFO] [stdout] d200a90011d5862c4192a24c0eaff727198ef08ea121a3e6a8b7adaa5c56b2b9
[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/reg/mtree/0.5.0:/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] 7ce62fa451ccfbbfc0c23af0cde229a5aa71b35fa3d4877d0dc1f72f82a082e0
[INFO] running `"docker" "start" "-a" "7ce62fa451ccfbbfc0c23af0cde229a5aa71b35fa3d4877d0dc1f72f82a082e0"`
[INFO] [stderr]    Compiling mtree v0.5.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> examples/read_mtree.rs:6:29
[INFO] [stderr]   |
[INFO] [stderr] 6 | fn main() -> Result<(), Box<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 2.01s
[INFO] running `"docker" "inspect" "7ce62fa451ccfbbfc0c23af0cde229a5aa71b35fa3d4877d0dc1f72f82a082e0"`
[INFO] running `"docker" "rm" "-f" "7ce62fa451ccfbbfc0c23af0cde229a5aa71b35fa3d4877d0dc1f72f82a082e0"`
[INFO] [stdout] 7ce62fa451ccfbbfc0c23af0cde229a5aa71b35fa3d4877d0dc1f72f82a082e0
[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/reg/mtree/0.5.0:/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] 3e86679acd4200fb1610f4bb4a13f52aaa9eec47382e38855eb8d47b04f4571c
[INFO] running `"docker" "start" "-a" "3e86679acd4200fb1610f4bb4a13f52aaa9eec47382e38855eb8d47b04f4571c"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/mtree-233f888d2dc27714
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test parser::test_type_from_bytes ... ok
[INFO] [stdout] test parser::test_format_from_butes ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/smoke-0f9ef6f752bf74c7
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test run ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests mtree
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs -  (line 10) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "3e86679acd4200fb1610f4bb4a13f52aaa9eec47382e38855eb8d47b04f4571c"`
[INFO] running `"docker" "rm" "-f" "3e86679acd4200fb1610f4bb4a13f52aaa9eec47382e38855eb8d47b04f4571c"`
[INFO] [stdout] 3e86679acd4200fb1610f4bb4a13f52aaa9eec47382e38855eb8d47b04f4571c