[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 beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 3bd412a3369b0522130f91df2328102bbf952b59e13325923430e5f64d714021
[INFO] running `"docker" "start" "-a" "3bd412a3369b0522130f91df2328102bbf952b59e13325923430e5f64d714021"`
[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 2.75s
[INFO] running `"docker" "inspect" "3bd412a3369b0522130f91df2328102bbf952b59e13325923430e5f64d714021"`
[INFO] running `"docker" "rm" "-f" "3bd412a3369b0522130f91df2328102bbf952b59e13325923430e5f64d714021"`
[INFO] [stdout] 3bd412a3369b0522130f91df2328102bbf952b59e13325923430e5f64d714021
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/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" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 4927e11444cd7eb3157af80f5a7a45933245d8813a83325e76a37f4e420b5e67
[INFO] running `"docker" "start" "-a" "4927e11444cd7eb3157af80f5a7a45933245d8813a83325e76a37f4e420b5e67"`
[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 0.92s
[INFO] running `"docker" "inspect" "4927e11444cd7eb3157af80f5a7a45933245d8813a83325e76a37f4e420b5e67"`
[INFO] running `"docker" "rm" "-f" "4927e11444cd7eb3157af80f5a7a45933245d8813a83325e76a37f4e420b5e67"`
[INFO] [stdout] 4927e11444cd7eb3157af80f5a7a45933245d8813a83325e76a37f4e420b5e67
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/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" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 24794abc9258f8bc0ca3bea7b33073d1bac45fcf7a4d521210a6a5ea137fd031
[INFO] running `"docker" "start" "-a" "24794abc9258f8bc0ca3bea7b33073d1bac45fcf7a4d521210a6a5ea137fd031"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/mkisofs_rs-30c26cf9c57eab42
[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" "24794abc9258f8bc0ca3bea7b33073d1bac45fcf7a4d521210a6a5ea137fd031"`
[INFO] running `"docker" "rm" "-f" "24794abc9258f8bc0ca3bea7b33073d1bac45fcf7a4d521210a6a5ea137fd031"`
[INFO] [stdout] 24794abc9258f8bc0ca3bea7b33073d1bac45fcf7a4d521210a6a5ea137fd031