[INFO] fetching crate debarchive 0.1.0...
[INFO] testing debarchive-0.1.0 against beta-2020-10-09 for beta-1.48-1
[INFO] extracting crate debarchive 0.1.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate debarchive 0.1.0 on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate debarchive 0.1.0
[INFO] finished tweaking crates.io crate debarchive 0.1.0
[INFO] tweaked toml for crates.io crate debarchive 0.1.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] de5d4bdc4d7995a977b404b3533de0d1c83ed92af029fcac3002e61e9c966269
[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" "de5d4bdc4d7995a977b404b3533de0d1c83ed92af029fcac3002e61e9c966269", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "de5d4bdc4d7995a977b404b3533de0d1c83ed92af029fcac3002e61e9c966269", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de5d4bdc4d7995a977b404b3533de0d1c83ed92af029fcac3002e61e9c966269", kill_on_drop: false }`
[INFO] [stdout] de5d4bdc4d7995a977b404b3533de0d1c83ed92af029fcac3002e61e9c966269
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "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] 8b6e73537c89012e3789c94d1aedd0433c0313446535b674939e9b31acc9bb1a
[INFO] running `Command { std: "docker" "start" "-a" "8b6e73537c89012e3789c94d1aedd0433c0313446535b674939e9b31acc9bb1a", kill_on_drop: false }`
[INFO] [stderr]    Compiling ar v0.6.2
[INFO] [stderr]    Compiling debarchive v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/archive.rs:59:50
[INFO] [stdout]    |
[INFO] [stdout] 59 |     pub fn control<F: FnMut(&mut tar::Entry<&mut io::Read>) -> io::Result<()>>(&self, action: F) -> io::Result<()> {
[INFO] [stdout]    |                                                  ^^^^^^^^ help: use `dyn`: `dyn io::Read`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/archive.rs:80:47
[INFO] [stdout]    |
[INFO] [stdout] 80 |     pub fn data<F: FnMut(&mut tar::Entry<&mut io::Read>) -> io::Result<()>>(&self, action: F) -> io::Result<()> {
[INFO] [stdout]    |                                               ^^^^^^^^ help: use `dyn`: `dyn io::Read`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/archive.rs:93:29
[INFO] [stdout]    |
[INFO] [stdout] 93 |         where F: FnMut(&mut io::Read) -> T,
[INFO] [stdout]    |                             ^^^^^^^^ help: use `dyn`: `dyn io::Read`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/archive.rs:97:29
[INFO] [stdout]    |
[INFO] [stdout] 97 |         let mut reader: Box<io::Read> = match codec {
[INFO] [stdout]    |                             ^^^^^^^^ help: use `dyn`: `dyn io::Read`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/archive.rs:105:51
[INFO] [stdout]     |
[INFO] [stdout] 105 |     fn iter_entries<F: FnMut(&mut tar::Entry<&mut io::Read>) -> io::Result<()>>(&self, mut action: F, id: u8, codec: Codec) -> io::Result...
[INFO] [stdout]     |                                                   ^^^^^^^^ help: use `dyn`: `dyn io::Read`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/archive.rs:120:49
[INFO] [stdout]     |
[INFO] [stdout] 120 |     fn inner_data<F: FnMut(&mut tar::Entry<&mut io::Read>) -> io::Result<()>>(&self, action: F) -> io::Result<()> {
[INFO] [stdout]     |                                                 ^^^^^^^^ help: use `dyn`: `dyn io::Read`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/archive.rs:124:52
[INFO] [stdout]     |
[INFO] [stdout] 124 |     fn inner_control<F: FnMut(&mut tar::Entry<&mut io::Read>) -> io::Result<()>>(&self, action: F) -> io::Result<()> {
[INFO] [stdout]     |                                                    ^^^^^^^^ help: use `dyn`: `dyn io::Read`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/archive.rs:27:23
[INFO] [stdout]    |
[INFO] [stdout] 27 |             if let Ok(mut entry) = entry_result {
[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: variable does not need to be mutable
[INFO] [stdout]    --> src/archive.rs:142:17
[INFO] [stdout]     |
[INFO] [stdout] 142 |             for mut entry in tar::Archive::new(reader).entries()? {
[INFO] [stdout]     |                 ----^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.57s
[INFO] running `Command { std: "docker" "inspect" "8b6e73537c89012e3789c94d1aedd0433c0313446535b674939e9b31acc9bb1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b6e73537c89012e3789c94d1aedd0433c0313446535b674939e9b31acc9bb1a", kill_on_drop: false }`
[INFO] [stdout] 8b6e73537c89012e3789c94d1aedd0433c0313446535b674939e9b31acc9bb1a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 38cdbe59ccb334b437bf9c93543bc97d3ff7384f01a63bfcbfced68a8635231e
[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" "38cdbe59ccb334b437bf9c93543bc97d3ff7384f01a63bfcbfced68a8635231e", kill_on_drop: false }`
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/archive.rs:59:50
[INFO] [stdout]    |
[INFO] [stdout] 59 |     pub fn control<F: FnMut(&mut tar::Entry<&mut io::Read>) -> io::Result<()>>(&self, action: F) -> io::Result<()> {
[INFO] [stdout]    |                                                  ^^^^^^^^ help: use `dyn`: `dyn io::Read`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling debarchive v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/archive.rs:80:47
[INFO] [stdout]    |
[INFO] [stdout] 80 |     pub fn data<F: FnMut(&mut tar::Entry<&mut io::Read>) -> io::Result<()>>(&self, action: F) -> io::Result<()> {
[INFO] [stdout]    |                                               ^^^^^^^^ help: use `dyn`: `dyn io::Read`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/archive.rs:93:29
[INFO] [stdout]    |
[INFO] [stdout] 93 |         where F: FnMut(&mut io::Read) -> T,
[INFO] [stdout]    |                             ^^^^^^^^ help: use `dyn`: `dyn io::Read`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/archive.rs:97:29
[INFO] [stdout]    |
[INFO] [stdout] 97 |         let mut reader: Box<io::Read> = match codec {
[INFO] [stdout]    |                             ^^^^^^^^ help: use `dyn`: `dyn io::Read`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/archive.rs:105:51
[INFO] [stdout]     |
[INFO] [stdout] 105 |     fn iter_entries<F: FnMut(&mut tar::Entry<&mut io::Read>) -> io::Result<()>>(&self, mut action: F, id: u8, codec: Codec) -> io::Result...
[INFO] [stdout]     |                                                   ^^^^^^^^ help: use `dyn`: `dyn io::Read`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/archive.rs:120:49
[INFO] [stdout]     |
[INFO] [stdout] 120 |     fn inner_data<F: FnMut(&mut tar::Entry<&mut io::Read>) -> io::Result<()>>(&self, action: F) -> io::Result<()> {
[INFO] [stdout]     |                                                 ^^^^^^^^ help: use `dyn`: `dyn io::Read`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/archive.rs:124:52
[INFO] [stdout]     |
[INFO] [stdout] 124 |     fn inner_control<F: FnMut(&mut tar::Entry<&mut io::Read>) -> io::Result<()>>(&self, action: F) -> io::Result<()> {
[INFO] [stdout]     |                                                    ^^^^^^^^ help: use `dyn`: `dyn io::Read`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/archive.rs:27:23
[INFO] [stdout]    |
[INFO] [stdout] 27 |             if let Ok(mut entry) = entry_result {
[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: variable does not need to be mutable
[INFO] [stdout]    --> src/archive.rs:142:17
[INFO] [stdout]     |
[INFO] [stdout] 142 |             for mut entry in tar::Archive::new(reader).entries()? {
[INFO] [stdout]     |                 ----^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/archive.rs:59:50
[INFO] [stdout]    |
[INFO] [stdout] 59 |     pub fn control<F: FnMut(&mut tar::Entry<&mut io::Read>) -> io::Result<()>>(&self, action: F) -> io::Result<()> {
[INFO] [stdout]    |                                                  ^^^^^^^^ help: use `dyn`: `dyn io::Read`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/archive.rs:80:47
[INFO] [stdout]    |
[INFO] [stdout] 80 |     pub fn data<F: FnMut(&mut tar::Entry<&mut io::Read>) -> io::Result<()>>(&self, action: F) -> io::Result<()> {
[INFO] [stdout]    |                                               ^^^^^^^^ help: use `dyn`: `dyn io::Read`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/archive.rs:93:29
[INFO] [stdout]    |
[INFO] [stdout] 93 |         where F: FnMut(&mut io::Read) -> T,
[INFO] [stdout]    |                             ^^^^^^^^ help: use `dyn`: `dyn io::Read`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/archive.rs:97:29
[INFO] [stdout]    |
[INFO] [stdout] 97 |         let mut reader: Box<io::Read> = match codec {
[INFO] [stdout]    |                             ^^^^^^^^ help: use `dyn`: `dyn io::Read`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/archive.rs:105:51
[INFO] [stdout]     |
[INFO] [stdout] 105 |     fn iter_entries<F: FnMut(&mut tar::Entry<&mut io::Read>) -> io::Result<()>>(&self, mut action: F, id: u8, codec: Codec) -> io::Result...
[INFO] [stdout]     |                                                   ^^^^^^^^ help: use `dyn`: `dyn io::Read`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/archive.rs:120:49
[INFO] [stdout]     |
[INFO] [stdout] 120 |     fn inner_data<F: FnMut(&mut tar::Entry<&mut io::Read>) -> io::Result<()>>(&self, action: F) -> io::Result<()> {
[INFO] [stdout]     |                                                 ^^^^^^^^ help: use `dyn`: `dyn io::Read`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/archive.rs:124:52
[INFO] [stdout]     |
[INFO] [stdout] 124 |     fn inner_control<F: FnMut(&mut tar::Entry<&mut io::Read>) -> io::Result<()>>(&self, action: F) -> io::Result<()> {
[INFO] [stdout]     |                                                    ^^^^^^^^ help: use `dyn`: `dyn io::Read`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/archive.rs:27:23
[INFO] [stdout]    |
[INFO] [stdout] 27 |             if let Ok(mut entry) = entry_result {
[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: variable does not need to be mutable
[INFO] [stdout]    --> src/archive.rs:142:17
[INFO] [stdout]     |
[INFO] [stdout] 142 |             for mut entry in tar::Archive::new(reader).entries()? {
[INFO] [stdout]     |                 ----^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.80s
[INFO] running `Command { std: "docker" "inspect" "38cdbe59ccb334b437bf9c93543bc97d3ff7384f01a63bfcbfced68a8635231e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38cdbe59ccb334b437bf9c93543bc97d3ff7384f01a63bfcbfced68a8635231e", kill_on_drop: false }`
[INFO] [stdout] 38cdbe59ccb334b437bf9c93543bc97d3ff7384f01a63bfcbfced68a8635231e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b2ae6a6783be67cf2de31b264ab11910c205fb3fae4a883f068d2df9b01b4760
[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" "b2ae6a6783be67cf2de31b264ab11910c205fb3fae4a883f068d2df9b01b4760", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/archive.rs:59:50
[INFO] [stderr]    |
[INFO] [stderr] 59 |     pub fn control<F: FnMut(&mut tar::Entry<&mut io::Read>) -> io::Result<()>>(&self, action: F) -> io::Result<()> {
[INFO] [stderr]    |                                                  ^^^^^^^^ help: use `dyn`: `dyn io::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/archive.rs:80:47
[INFO] [stderr]    |
[INFO] [stderr] 80 |     pub fn data<F: FnMut(&mut tar::Entry<&mut io::Read>) -> io::Result<()>>(&self, action: F) -> io::Result<()> {
[INFO] [stderr]    |                                               ^^^^^^^^ help: use `dyn`: `dyn io::Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/archive.rs:93:29
[INFO] [stderr]    |
[INFO] [stderr] 93 |         where F: FnMut(&mut io::Read) -> T,
[INFO] [stderr]    |                             ^^^^^^^^ help: use `dyn`: `dyn io::Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/archive.rs:97:29
[INFO] [stderr]    |
[INFO] [stderr] 97 |         let mut reader: Box<io::Read> = match codec {
[INFO] [stderr]    |                             ^^^^^^^^ help: use `dyn`: `dyn io::Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/archive.rs:105:51
[INFO] [stderr]     |
[INFO] [stderr] 105 |     fn iter_entries<F: FnMut(&mut tar::Entry<&mut io::Read>) -> io::Result<()>>(&self, mut action: F, id: u8, codec: Codec) -> io::Result...
[INFO] [stderr]     |                                                   ^^^^^^^^ help: use `dyn`: `dyn io::Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/archive.rs:120:49
[INFO] [stderr]     |
[INFO] [stderr] 120 |     fn inner_data<F: FnMut(&mut tar::Entry<&mut io::Read>) -> io::Result<()>>(&self, action: F) -> io::Result<()> {
[INFO] [stderr]     |                                                 ^^^^^^^^ help: use `dyn`: `dyn io::Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/archive.rs:124:52
[INFO] [stderr]     |
[INFO] [stderr] 124 |     fn inner_control<F: FnMut(&mut tar::Entry<&mut io::Read>) -> io::Result<()>>(&self, action: F) -> io::Result<()> {
[INFO] [stderr]     |                                                    ^^^^^^^^ help: use `dyn`: `dyn io::Read`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/archive.rs:27:23
[INFO] [stderr]    |
[INFO] [stderr] 27 |             if let Ok(mut entry) = entry_result {
[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: variable does not need to be mutable
[INFO] [stderr]    --> src/archive.rs:142:17
[INFO] [stderr]     |
[INFO] [stderr] 142 |             for mut entry in tar::Archive::new(reader).entries()? {
[INFO] [stderr]     |                 ----^^^^^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: 9 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/archive.rs:59:50
[INFO] [stderr]    |
[INFO] [stderr] 59 |     pub fn control<F: FnMut(&mut tar::Entry<&mut io::Read>) -> io::Result<()>>(&self, action: F) -> io::Result<()> {
[INFO] [stderr]    |                                                  ^^^^^^^^ help: use `dyn`: `dyn io::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/archive.rs:80:47
[INFO] [stderr]    |
[INFO] [stderr] 80 |     pub fn data<F: FnMut(&mut tar::Entry<&mut io::Read>) -> io::Result<()>>(&self, action: F) -> io::Result<()> {
[INFO] [stderr]    |                                               ^^^^^^^^ help: use `dyn`: `dyn io::Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/archive.rs:93:29
[INFO] [stderr]    |
[INFO] [stderr] 93 |         where F: FnMut(&mut io::Read) -> T,
[INFO] [stderr]    |                             ^^^^^^^^ help: use `dyn`: `dyn io::Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/archive.rs:97:29
[INFO] [stderr]    |
[INFO] [stderr] 97 |         let mut reader: Box<io::Read> = match codec {
[INFO] [stderr]    |                             ^^^^^^^^ help: use `dyn`: `dyn io::Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/archive.rs:105:51
[INFO] [stderr]     |
[INFO] [stderr] 105 |     fn iter_entries<F: FnMut(&mut tar::Entry<&mut io::Read>) -> io::Result<()>>(&self, mut action: F, id: u8, codec: Codec) -> io::Result...
[INFO] [stderr]     |                                                   ^^^^^^^^ help: use `dyn`: `dyn io::Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/archive.rs:120:49
[INFO] [stderr]     |
[INFO] [stderr] 120 |     fn inner_data<F: FnMut(&mut tar::Entry<&mut io::Read>) -> io::Result<()>>(&self, action: F) -> io::Result<()> {
[INFO] [stderr]     |                                                 ^^^^^^^^ help: use `dyn`: `dyn io::Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/archive.rs:124:52
[INFO] [stderr]     |
[INFO] [stderr] 124 |     fn inner_control<F: FnMut(&mut tar::Entry<&mut io::Read>) -> io::Result<()>>(&self, action: F) -> io::Result<()> {
[INFO] [stderr]     |                                                    ^^^^^^^^ help: use `dyn`: `dyn io::Read`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/archive.rs:27:23
[INFO] [stderr]    |
[INFO] [stderr] 27 |             if let Ok(mut entry) = entry_result {
[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: variable does not need to be mutable
[INFO] [stderr]    --> src/archive.rs:142:17
[INFO] [stderr]     |
[INFO] [stderr] 142 |             for mut entry in tar::Archive::new(reader).entries()? {
[INFO] [stderr]     |                 ----^^^^^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: 9 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/debarchive-0963ec70c7b2e63f
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests debarchive
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 11) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 11) stdout ----
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/lib.rs:21:40
[INFO] [stdout]    |
[INFO] [stdout] 11 |           if let Ok(path) = entry.path() {
[INFO] [stdout]    |  ________________________________________^
[INFO] [stdout] 12 | |             println!("data: {}", path.display());
[INFO] [stdout] 13 | |         }
[INFO] [stdout]    | |_________^ expected enum `std::result::Result`, found `()`
[INFO] [stdout]    |
[INFO] [stdout]    = note:   expected enum `std::result::Result<(), std::io::Error>`
[INFO] [stdout]            found unit type `()`
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/lib.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 11 | /         if let Ok(path) = entry.path() {
[INFO] [stdout] 12 | |             println!("data: {}", path.display());
[INFO] [stdout] 13 | |         }
[INFO] [stdout]    | |_________^ expected enum `std::result::Result`, found `()`
[INFO] [stdout]    |
[INFO] [stdout]    = note:   expected enum `std::result::Result<(), std::io::Error>`
[INFO] [stdout]            found unit type `()`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 11)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "b2ae6a6783be67cf2de31b264ab11910c205fb3fae4a883f068d2df9b01b4760", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2ae6a6783be67cf2de31b264ab11910c205fb3fae4a883f068d2df9b01b4760", kill_on_drop: false }`
[INFO] [stdout] b2ae6a6783be67cf2de31b264ab11910c205fb3fae4a883f068d2df9b01b4760
