[INFO] cloning repository https://github.com/19h/vmp4-dump
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/19h/vmp4-dump" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F19h%2Fvmp4-dump", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F19h%2Fvmp4-dump'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cdcd0c4097bb03e76cd27d5e651d6ce5324c58ae
[INFO] testing 19h/vmp4-dump against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F19h%2Fvmp4-dump" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/19h/vmp4-dump on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/19h/vmp4-dump
[INFO] finished tweaking git repo https://github.com/19h/vmp4-dump
[INFO] tweaked toml for git repo https://github.com/19h/vmp4-dump written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/19h/vmp4-dump already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f3a12082085209c34e1a3bf3f06bc21a91eb81606a617e0a09eac58d667a67fb
[INFO] running `Command { std: "docker" "start" "-a" "f3a12082085209c34e1a3bf3f06bc21a91eb81606a617e0a09eac58d667a67fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f3a12082085209c34e1a3bf3f06bc21a91eb81606a617e0a09eac58d667a67fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3a12082085209c34e1a3bf3f06bc21a91eb81606a617e0a09eac58d667a67fb", kill_on_drop: false }`
[INFO] [stdout] f3a12082085209c34e1a3bf3f06bc21a91eb81606a617e0a09eac58d667a67fb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a3248122cd0c78ce9e462e31fb55da68ce2be71bfc9441d9819df99fc2f720d9
[INFO] running `Command { std: "docker" "start" "-a" "a3248122cd0c78ce9e462e31fb55da68ce2be71bfc9441d9819df99fc2f720d9", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]    Compiling hxdmp v0.2.1
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling flate2 v1.0.22
[INFO] [stderr]    Compiling clap v3.1.6
[INFO] [stderr]    Compiling vmp4-dump v1.0.4-alpha.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated struct `clap::App`: Replaced with `Command`
[INFO] [stdout]  --> src/main.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | use clap::{App, Arg};
[INFO] [stdout]   |            ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `clap::App`: Replaced with `Command`
[INFO] [stdout]   --> src/main.rs:17:19
[INFO] [stdout]    |
[INFO] [stdout] 17 |     let matches = App::new("ftab-dump")
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `clap::Arg::<'help>::with_name`: Replaced with `Arg::new`
[INFO] [stdout]   --> src/main.rs:24:19
[INFO] [stdout]    |
[INFO] [stdout] 24 |         .arg(Arg::with_name("dump")
[INFO] [stdout]    |                   ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `clap::Arg::<'help>::with_name`: Replaced with `Arg::new`
[INFO] [stdout]   --> src/main.rs:28:19
[INFO] [stdout]    |
[INFO] [stdout] 28 |         .arg(Arg::with_name("verbose")
[INFO] [stdout]    |                   ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `clap::Arg::<'help>::with_name`: Replaced with `Arg::new`
[INFO] [stdout]   --> src/main.rs:32:19
[INFO] [stdout]    |
[INFO] [stdout] 32 |         .arg(Arg::with_name("VMP4_FILE")
[INFO] [stdout]    |                   ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `len`
[INFO] [stdout]   --> src/vmp4_parser.rs:21:30
[INFO] [stdout]    |
[INFO] [stdout] 21 | fn read_str<R>(file: &mut R, len: usize) -> Result<String, std::io::Error>
[INFO] [stdout]    |                              ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `offset` is assigned to, but never used
[INFO] [stdout]    --> src/vmp4_parser.rs:120:13
[INFO] [stdout]     |
[INFO] [stdout] 120 |     let mut offset = 4usize;
[INFO] [stdout]     |             ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using `_offset` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/sections/chapterlabel.rs:14:25
[INFO] [stdout]    |
[INFO] [stdout] 14 |                 .split(|mut v| v == &0u8)
[INFO] [stdout]    |                         ----^
[INFO] [stdout]    |                         |
[INFO] [stdout]    |                         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/vmp4_section_print.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 | /         hxdmp::hexdump(
[INFO] [stdout] 15 | |             if verbose {
[INFO] [stdout] 16 | |                 &section_data
[INFO] [stdout] 17 | |             } else {
[INFO] [stdout] ...  |
[INFO] [stdout] 20 | |             &mut dumper,
[INFO] [stdout] 21 | |         );
[INFO] [stdout]    | |__________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.83s
[INFO] running `Command { std: "docker" "inspect" "a3248122cd0c78ce9e462e31fb55da68ce2be71bfc9441d9819df99fc2f720d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3248122cd0c78ce9e462e31fb55da68ce2be71bfc9441d9819df99fc2f720d9", kill_on_drop: false }`
[INFO] [stdout] a3248122cd0c78ce9e462e31fb55da68ce2be71bfc9441d9819df99fc2f720d9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 153bf5fa8a656a5389e9ee3139336d56f31fe4c23e6b7d812aa164a3893797a0
[INFO] running `Command { std: "docker" "start" "-a" "153bf5fa8a656a5389e9ee3139336d56f31fe4c23e6b7d812aa164a3893797a0", kill_on_drop: false }`
[INFO] [stderr]    Compiling vmp4-dump v1.0.4-alpha.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated struct `clap::App`: Replaced with `Command`
[INFO] [stdout]  --> src/main.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | use clap::{App, Arg};
[INFO] [stdout]   |            ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `clap::App`: Replaced with `Command`
[INFO] [stdout]   --> src/main.rs:17:19
[INFO] [stdout]    |
[INFO] [stdout] 17 |     let matches = App::new("ftab-dump")
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `clap::Arg::<'help>::with_name`: Replaced with `Arg::new`
[INFO] [stdout]   --> src/main.rs:24:19
[INFO] [stdout]    |
[INFO] [stdout] 24 |         .arg(Arg::with_name("dump")
[INFO] [stdout]    |                   ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `clap::Arg::<'help>::with_name`: Replaced with `Arg::new`
[INFO] [stdout]   --> src/main.rs:28:19
[INFO] [stdout]    |
[INFO] [stdout] 28 |         .arg(Arg::with_name("verbose")
[INFO] [stdout]    |                   ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `clap::Arg::<'help>::with_name`: Replaced with `Arg::new`
[INFO] [stdout]   --> src/main.rs:32:19
[INFO] [stdout]    |
[INFO] [stdout] 32 |         .arg(Arg::with_name("VMP4_FILE")
[INFO] [stdout]    |                   ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `len`
[INFO] [stdout]   --> src/vmp4_parser.rs:21:30
[INFO] [stdout]    |
[INFO] [stdout] 21 | fn read_str<R>(file: &mut R, len: usize) -> Result<String, std::io::Error>
[INFO] [stdout]    |                              ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `offset` is assigned to, but never used
[INFO] [stdout]    --> src/vmp4_parser.rs:120:13
[INFO] [stdout]     |
[INFO] [stdout] 120 |     let mut offset = 4usize;
[INFO] [stdout]     |             ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using `_offset` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/sections/chapterlabel.rs:14:25
[INFO] [stdout]    |
[INFO] [stdout] 14 |                 .split(|mut v| v == &0u8)
[INFO] [stdout]    |                         ----^
[INFO] [stdout]    |                         |
[INFO] [stdout]    |                         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/vmp4_section_print.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 | /         hxdmp::hexdump(
[INFO] [stdout] 15 | |             if verbose {
[INFO] [stdout] 16 | |                 &section_data
[INFO] [stdout] 17 | |             } else {
[INFO] [stdout] ...  |
[INFO] [stdout] 20 | |             &mut dumper,
[INFO] [stdout] 21 | |         );
[INFO] [stdout]    | |__________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.17s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/vmp4_dump-76880952ba4b97e8)
[INFO] running `Command { std: "docker" "inspect" "153bf5fa8a656a5389e9ee3139336d56f31fe4c23e6b7d812aa164a3893797a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "153bf5fa8a656a5389e9ee3139336d56f31fe4c23e6b7d812aa164a3893797a0", kill_on_drop: false }`
[INFO] [stdout] 153bf5fa8a656a5389e9ee3139336d56f31fe4c23e6b7d812aa164a3893797a0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 832b155c3fddaca49cacb517a64993ffe3cd7f89eef60b2f3e7f5fb061f55aa2
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "832b155c3fddaca49cacb517a64993ffe3cd7f89eef60b2f3e7f5fb061f55aa2", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated struct `clap::App`: Replaced with `Command`
[INFO] [stderr]  --> src/main.rs:8:12
[INFO] [stderr]   |
[INFO] [stderr] 8 | use clap::{App, Arg};
[INFO] [stderr]   |            ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated struct `clap::App`: Replaced with `Command`
[INFO] [stderr]   --> src/main.rs:17:19
[INFO] [stderr]    |
[INFO] [stderr] 17 |     let matches = App::new("ftab-dump")
[INFO] [stderr]    |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `clap::Arg::<'help>::with_name`: Replaced with `Arg::new`
[INFO] [stderr]   --> src/main.rs:24:19
[INFO] [stderr]    |
[INFO] [stderr] 24 |         .arg(Arg::with_name("dump")
[INFO] [stderr]    |                   ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `clap::Arg::<'help>::with_name`: Replaced with `Arg::new`
[INFO] [stderr]   --> src/main.rs:28:19
[INFO] [stderr]    |
[INFO] [stderr] 28 |         .arg(Arg::with_name("verbose")
[INFO] [stderr]    |                   ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `clap::Arg::<'help>::with_name`: Replaced with `Arg::new`
[INFO] [stderr]   --> src/main.rs:32:19
[INFO] [stderr]    |
[INFO] [stderr] 32 |         .arg(Arg::with_name("VMP4_FILE")
[INFO] [stderr]    |                   ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `len`
[INFO] [stderr]   --> src/vmp4_parser.rs:21:30
[INFO] [stderr]    |
[INFO] [stderr] 21 | fn read_str<R>(file: &mut R, len: usize) -> Result<String, std::io::Error>
[INFO] [stderr]    |                              ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `offset` is assigned to, but never used
[INFO] [stderr]    --> src/vmp4_parser.rs:120:13
[INFO] [stderr]     |
[INFO] [stderr] 120 |     let mut offset = 4usize;
[INFO] [stderr]     |             ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: consider using `_offset` instead
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/sections/chapterlabel.rs:14:25
[INFO] [stderr]    |
[INFO] [stderr] 14 |                 .split(|mut v| v == &0u8)
[INFO] [stderr]    |                         ----^
[INFO] [stderr]    |                         |
[INFO] [stderr]    |                         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/vmp4_section_print.rs:14:9
[INFO] [stderr]    |
[INFO] [stderr] 14 | /         hxdmp::hexdump(
[INFO] [stderr] 15 | |             if verbose {
[INFO] [stderr] 16 | |                 &section_data
[INFO] [stderr] 17 | |             } else {
[INFO] [stderr] ...  |
[INFO] [stderr] 20 | |             &mut dumper,
[INFO] [stderr] 21 | |         );
[INFO] [stderr]    | |__________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: `vmp4-dump` (bin "vmp4-dump" test) generated 9 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/vmp4_dump-76880952ba4b97e8)
[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" "832b155c3fddaca49cacb517a64993ffe3cd7f89eef60b2f3e7f5fb061f55aa2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "832b155c3fddaca49cacb517a64993ffe3cd7f89eef60b2f3e7f5fb061f55aa2", kill_on_drop: false }`
[INFO] [stdout] 832b155c3fddaca49cacb517a64993ffe3cd7f89eef60b2f3e7f5fb061f55aa2