[INFO] crate mkisofs-rs 0.1.1 is already in cache
[INFO] extracting crate mkisofs-rs 0.1.1 into work/ex/beta-1.38-1/sources/1.37.0/reg/mkisofs-rs/0.1.1
[INFO] extracting crate mkisofs-rs 0.1.1 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/mkisofs-rs/0.1.1
[INFO] validating manifest of mkisofs-rs-0.1.1 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 mkisofs-rs-0.1.1 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 mkisofs-rs-0.1.1
[INFO] finished frobbing mkisofs-rs-0.1.1
[INFO] frobbed toml for mkisofs-rs-0.1.1 written to work/ex/beta-1.38-1/sources/1.37.0/reg/mkisofs-rs/0.1.1/Cargo.toml
[INFO] started frobbing mkisofs-rs-0.1.1
[INFO] finished frobbing mkisofs-rs-0.1.1
[INFO] frobbed toml for mkisofs-rs-0.1.1 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/mkisofs-rs/0.1.1/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 mkisofs-rs-0.1.1 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/mkisofs-rs/0.1.1:/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] 6b683f86de63248cb9c4c20c45ac495fe24f4484b249ce6f04c3b5c1550ed1be
[INFO] running `"docker" "start" "-a" "6b683f86de63248cb9c4c20c45ac495fe24f4484b249ce6f04c3b5c1550ed1be"`
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]    Compiling structopt v0.2.18
[INFO] [stderr]    Compiling mkisofs-rs v0.1.1 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/iso/file_entry.rs:37:48
[INFO] [stderr]    |
[INFO] [stderr] 37 |     pub fn open_content_provider(&self) -> Box<Read> {
[INFO] [stderr]    |                                                ^^^^ help: use `dyn`: `dyn Read`
[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/iso/file_entry.rs:181:27
[INFO] [stderr]     |
[INFO] [stderr] 181 |         let mut file: Box<Read> = self.open_content_provider();
[INFO] [stderr]     |                           ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/iso/mod.rs:160:26
[INFO] [stderr]     |
[INFO] [stderr] 160 |     let mut content: Box<Read> = file.open_content_provider();
[INFO] [stderr]     |                          ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.20s
[INFO] running `"docker" "inspect" "6b683f86de63248cb9c4c20c45ac495fe24f4484b249ce6f04c3b5c1550ed1be"`
[INFO] running `"docker" "rm" "-f" "6b683f86de63248cb9c4c20c45ac495fe24f4484b249ce6f04c3b5c1550ed1be"`
[INFO] [stdout] 6b683f86de63248cb9c4c20c45ac495fe24f4484b249ce6f04c3b5c1550ed1be
[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/mkisofs-rs/0.1.1:/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] 8c0510dd2afab5241fcb20afd7e44ab7134f974dc941b9204bd8c8dbdfa57551
[INFO] running `"docker" "start" "-a" "8c0510dd2afab5241fcb20afd7e44ab7134f974dc941b9204bd8c8dbdfa57551"`
[INFO] [stderr]    Compiling mkisofs-rs v0.1.1 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/iso/file_entry.rs:37:48
[INFO] [stderr]    |
[INFO] [stderr] 37 |     pub fn open_content_provider(&self) -> Box<Read> {
[INFO] [stderr]    |                                                ^^^^ help: use `dyn`: `dyn Read`
[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/iso/file_entry.rs:181:27
[INFO] [stderr]     |
[INFO] [stderr] 181 |         let mut file: Box<Read> = self.open_content_provider();
[INFO] [stderr]     |                           ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/iso/mod.rs:160:26
[INFO] [stderr]     |
[INFO] [stderr] 160 |     let mut content: Box<Read> = file.open_content_provider();
[INFO] [stderr]     |                          ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.89s
[INFO] running `"docker" "inspect" "8c0510dd2afab5241fcb20afd7e44ab7134f974dc941b9204bd8c8dbdfa57551"`
[INFO] running `"docker" "rm" "-f" "8c0510dd2afab5241fcb20afd7e44ab7134f974dc941b9204bd8c8dbdfa57551"`
[INFO] [stdout] 8c0510dd2afab5241fcb20afd7e44ab7134f974dc941b9204bd8c8dbdfa57551
[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/mkisofs-rs/0.1.1:/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] 2fea406758794ec25815c0e91b5135a180c9e9acc35c3ea2c6e6832abbbafada
[INFO] running `"docker" "start" "-a" "2fea406758794ec25815c0e91b5135a180c9e9acc35c3ea2c6e6832abbbafada"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/mkisofs_rs-5daf195c8c3fcf6e
[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" "2fea406758794ec25815c0e91b5135a180c9e9acc35c3ea2c6e6832abbbafada"`
[INFO] running `"docker" "rm" "-f" "2fea406758794ec25815c0e91b5135a180c9e9acc35c3ea2c6e6832abbbafada"`
[INFO] [stdout] 2fea406758794ec25815c0e91b5135a180c9e9acc35c3ea2c6e6832abbbafada