[INFO] fetching crate envja-cli 0.2.0...
[INFO] testing envja-cli-0.2.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate envja-cli 0.2.0 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate envja-cli 0.2.0 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate envja-cli 0.2.0
[INFO] finished tweaking crates.io crate envja-cli 0.2.0
[INFO] tweaked toml for crates.io crate envja-cli 0.2.0 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded envja v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 159d971a12b43ebd5c4a41df8a7ffbd21853f7a384b6b29b7fef36f480b779d4
[INFO] running `Command { std: "docker" "start" "-a" "159d971a12b43ebd5c4a41df8a7ffbd21853f7a384b6b29b7fef36f480b779d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "159d971a12b43ebd5c4a41df8a7ffbd21853f7a384b6b29b7fef36f480b779d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "159d971a12b43ebd5c4a41df8a7ffbd21853f7a384b6b29b7fef36f480b779d4", kill_on_drop: false }`
[INFO] [stdout] 159d971a12b43ebd5c4a41df8a7ffbd21853f7a384b6b29b7fef36f480b779d4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 626d1b20e166a1ac21739f51ea02b39766609c7351c429dae4dd5d548cecda1f
[INFO] running `Command { std: "docker" "start" "-a" "626d1b20e166a1ac21739f51ea02b39766609c7351c429dae4dd5d548cecda1f", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling envja v0.2.0
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]    Compiling structopt v0.2.18
[INFO] [stderr]    Compiling envja-cli v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:60:36
[INFO] [stdout]    |
[INFO] [stdout] 60 |     let write_to_file = |out: &mut io::Write| -> Result<(), DynError> {
[INFO] [stdout]    |                                    ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.69s
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "626d1b20e166a1ac21739f51ea02b39766609c7351c429dae4dd5d548cecda1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "626d1b20e166a1ac21739f51ea02b39766609c7351c429dae4dd5d548cecda1f", kill_on_drop: false }`
[INFO] [stdout] 626d1b20e166a1ac21739f51ea02b39766609c7351c429dae4dd5d548cecda1f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 03695f53aa15cc2ca88fc199dcfd194cf974b2d30e0361d1096c0eb4afa46a08
[INFO] running `Command { std: "docker" "start" "-a" "03695f53aa15cc2ca88fc199dcfd194cf974b2d30e0361d1096c0eb4afa46a08", kill_on_drop: false }`
[INFO] [stderr]    Compiling envja-cli v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:60:36
[INFO] [stdout]    |
[INFO] [stdout] 60 |     let write_to_file = |out: &mut io::Write| -> Result<(), DynError> {
[INFO] [stdout]    |                                    ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.11s
[INFO] running `Command { std: "docker" "inspect" "03695f53aa15cc2ca88fc199dcfd194cf974b2d30e0361d1096c0eb4afa46a08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03695f53aa15cc2ca88fc199dcfd194cf974b2d30e0361d1096c0eb4afa46a08", kill_on_drop: false }`
[INFO] [stdout] 03695f53aa15cc2ca88fc199dcfd194cf974b2d30e0361d1096c0eb4afa46a08
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f9f2d400e001c3e50ee7b2bc78d84989696a3e28eec46e4ad25a9e4aa0ed3ce8
[INFO] running `Command { std: "docker" "start" "-a" "f9f2d400e001c3e50ee7b2bc78d84989696a3e28eec46e4ad25a9e4aa0ed3ce8", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:60:36
[INFO] [stderr]    |
[INFO] [stderr] 60 |     let write_to_file = |out: &mut io::Write| -> Result<(), DynError> {
[INFO] [stderr]    |                                    ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] 
[INFO] [stderr] warning: `envja-cli` (bin "envja" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/envja-39a60b26504e1c76)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f9f2d400e001c3e50ee7b2bc78d84989696a3e28eec46e4ad25a9e4aa0ed3ce8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9f2d400e001c3e50ee7b2bc78d84989696a3e28eec46e4ad25a9e4aa0ed3ce8", kill_on_drop: false }`
[INFO] [stdout] f9f2d400e001c3e50ee7b2bc78d84989696a3e28eec46e4ad25a9e4aa0ed3ce8