[INFO] cloning repository https://github.com/owtotwo/hexdump
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/owtotwo/hexdump" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fowtotwo%2Fhexdump", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fowtotwo%2Fhexdump'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f8fa0ec2fac81576b380653a96970df48b87fb84
[INFO] testing owtotwo/hexdump against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fowtotwo%2Fhexdump" "/workspace/builds/worker-61/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-61/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/owtotwo/hexdump on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/owtotwo/hexdump
[INFO] finished tweaking git repo https://github.com/owtotwo/hexdump
[INFO] tweaked toml for git repo https://github.com/owtotwo/hexdump written to /workspace/builds/worker-61/source/Cargo.toml
[INFO] crate git repo https://github.com/owtotwo/hexdump already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 44b66726daf878bb207c72c245e7b480bb40e8a39b788c456bc7d17cb4ad4365
[INFO] running `Command { std: "docker" "start" "-a" "44b66726daf878bb207c72c245e7b480bb40e8a39b788c456bc7d17cb4ad4365", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "44b66726daf878bb207c72c245e7b480bb40e8a39b788c456bc7d17cb4ad4365", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44b66726daf878bb207c72c245e7b480bb40e8a39b788c456bc7d17cb4ad4365", kill_on_drop: false }`
[INFO] [stdout] 44b66726daf878bb207c72c245e7b480bb40e8a39b788c456bc7d17cb4ad4365
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/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=forbid" "-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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fc38755b08880a66621492481adb3ba8083e354b47ee4d7e461a10c19eda606e
[INFO] running `Command { std: "docker" "start" "-a" "fc38755b08880a66621492481adb3ba8083e354b47ee4d7e461a10c19eda606e", kill_on_drop: false }`
[INFO] [stderr]    Compiling hexdump v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/hexdump.rs:27:20
[INFO] [stdout]    |
[INFO] [stdout] 27 |     let mut file = try!(File::open(filepath));
[INFO] [stdout]    |                    ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/main.rs:21:43
[INFO] [stdout]    |
[INFO] [stdout] 21 |                 println!("Error: {}", why.description());
[INFO] [stdout]    |                                           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.50s
[INFO] running `Command { std: "docker" "inspect" "fc38755b08880a66621492481adb3ba8083e354b47ee4d7e461a10c19eda606e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc38755b08880a66621492481adb3ba8083e354b47ee4d7e461a10c19eda606e", kill_on_drop: false }`
[INFO] [stdout] fc38755b08880a66621492481adb3ba8083e354b47ee4d7e461a10c19eda606e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/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=forbid" "-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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 32e4c9b81b9161339550509adced7895992de9abb74e4c94b48d160cc92142e2
[INFO] running `Command { std: "docker" "start" "-a" "32e4c9b81b9161339550509adced7895992de9abb74e4c94b48d160cc92142e2", kill_on_drop: false }`
[INFO] [stderr]    Compiling hexdump v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/hexdump.rs:27:20
[INFO] [stdout]    |
[INFO] [stdout] 27 |     let mut file = try!(File::open(filepath));
[INFO] [stdout]    |                    ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/main.rs:21:43
[INFO] [stdout]    |
[INFO] [stdout] 21 |                 println!("Error: {}", why.description());
[INFO] [stdout]    |                                           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "32e4c9b81b9161339550509adced7895992de9abb74e4c94b48d160cc92142e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32e4c9b81b9161339550509adced7895992de9abb74e4c94b48d160cc92142e2", kill_on_drop: false }`
[INFO] [stdout] 32e4c9b81b9161339550509adced7895992de9abb74e4c94b48d160cc92142e2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/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=forbid" "-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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 57a3c5d9689ab732b2dca1dff6e5404fcacfe5c365bfafea8f7b6482d0c607e1
[INFO] running `Command { std: "docker" "start" "-a" "57a3c5d9689ab732b2dca1dff6e5404fcacfe5c365bfafea8f7b6482d0c607e1", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/hexdump.rs:27:20
[INFO] [stderr]    |
[INFO] [stderr] 27 |     let mut file = try!(File::open(filepath));
[INFO] [stderr]    |                    ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> src/main.rs:21:43
[INFO] [stderr]    |
[INFO] [stderr] 21 |                 println!("Error: {}", why.description());
[INFO] [stderr]    |                                           ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `hexdump` (bin "hexdump" test) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/hexdump-a62130bbe17b76cb)
[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" "57a3c5d9689ab732b2dca1dff6e5404fcacfe5c365bfafea8f7b6482d0c607e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57a3c5d9689ab732b2dca1dff6e5404fcacfe5c365bfafea8f7b6482d0c607e1", kill_on_drop: false }`
[INFO] [stdout] 57a3c5d9689ab732b2dca1dff6e5404fcacfe5c365bfafea8f7b6482d0c607e1