[INFO] cloning repository https://github.com/davidmoreno/aseqkeeper
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/davidmoreno/aseqkeeper" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdavidmoreno%2Faseqkeeper", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdavidmoreno%2Faseqkeeper'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a0aa9b16d0021e086e9f3ee0fac60001c6d7f42e
[INFO] testing davidmoreno/aseqkeeper against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdavidmoreno%2Faseqkeeper" "/workspace/builds/worker-25/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-25/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/davidmoreno/aseqkeeper on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/davidmoreno/aseqkeeper
[INFO] finished tweaking git repo https://github.com/davidmoreno/aseqkeeper
[INFO] tweaked toml for git repo https://github.com/davidmoreno/aseqkeeper written to /workspace/builds/worker-25/source/Cargo.toml
[INFO] crate git repo https://github.com/davidmoreno/aseqkeeper already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded syn v0.15.29
[INFO] [stderr]   Downloaded flexi_logger v0.11.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 08991d293827733d09fc483252aaba753f4ff0cb2c08617282652bc526972c36
[INFO] running `Command { std: "docker" "start" "-a" "08991d293827733d09fc483252aaba753f4ff0cb2c08617282652bc526972c36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "08991d293827733d09fc483252aaba753f4ff0cb2c08617282652bc526972c36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08991d293827733d09fc483252aaba753f4ff0cb2c08617282652bc526972c36", kill_on_drop: false }`
[INFO] [stdout] 08991d293827733d09fc483252aaba753f4ff0cb2c08617282652bc526972c36
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 02b30f2d9d0e6ef39f659b751179cab84253a7f8c235e2d4ec94f1c4625d6d6b
[INFO] running `Command { std: "docker" "start" "-a" "02b30f2d9d0e6ef39f659b751179cab84253a7f8c235e2d4ec94f1c4625d6d6b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.49
[INFO] [stderr]    Compiling proc-macro2 v0.4.27
[INFO] [stderr]    Compiling syn v0.15.29
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]    Compiling pkg-config v0.3.14
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling cfg-if v0.1.6
[INFO] [stderr]    Compiling regex v1.1.2
[INFO] [stderr]    Compiling lazy_static v1.3.0
[INFO] [stderr]    Compiling ucd-util v0.1.3
[INFO] [stderr]    Compiling serde v1.0.89
[INFO] [stderr]    Compiling utf8-ranges v1.0.2
[INFO] [stderr]    Compiling bitflags v0.9.1
[INFO] [stderr]    Compiling glob v0.2.11
[INFO] [stderr]    Compiling log v0.4.6
[INFO] [stderr]    Compiling regex-syntax v0.6.5
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling alsa-sys v0.1.2
[INFO] [stderr]    Compiling aho-corasick v0.6.10
[INFO] [stderr]    Compiling quote v0.6.11
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling nix v0.9.0
[INFO] [stderr]    Compiling clap v2.32.0
[INFO] [stderr]    Compiling chrono v0.4.6
[INFO] [stderr]    Compiling alsa v0.2.1
[INFO] [stderr]    Compiling flexi_logger v0.11.1
[INFO] [stderr]    Compiling serde_derive v1.0.89
[INFO] [stderr]    Compiling serde_json v1.0.39
[INFO] [stderr]    Compiling aseqkeeper v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:51:50
[INFO] [stdout]    |
[INFO] [stdout] 51 | fn connect_all(seq: &seq::Seq) -> Result<(), Box<Error>>{
[INFO] [stdout]    |                                                  ^^^^^
[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] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 51 - fn connect_all(seq: &seq::Seq) -> Result<(), Box<Error>>{
[INFO] [stdout] 51 + fn connect_all(seq: &seq::Seq) -> Result<(), Box<dyn Error>>{
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:81:44
[INFO] [stdout]    |
[INFO] [stdout] 81 | fn setup_alsaseq() -> Result<seq::Seq, Box<Error>>{
[INFO] [stdout]    |                                            ^^^^^
[INFO] [stdout]    |
[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] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 81 - fn setup_alsaseq() -> Result<seq::Seq, Box<Error>>{
[INFO] [stdout] 81 + fn setup_alsaseq() -> Result<seq::Seq, Box<dyn Error>>{
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:103:84
[INFO] [stdout]     |
[INFO] [stdout] 103 | fn connect(seq: &seq::Seq, sender: &seq::Addr, dest: &seq::Addr) -> Result<(), Box<Error>> {
[INFO] [stdout]     |                                                                                    ^^^^^
[INFO] [stdout]     |
[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] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 103 - fn connect(seq: &seq::Seq, sender: &seq::Addr, dest: &seq::Addr) -> Result<(), Box<Error>> {
[INFO] [stdout] 103 + fn connect(seq: &seq::Seq, sender: &seq::Addr, dest: &seq::Addr) -> Result<(), Box<dyn Error>> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:113:75
[INFO] [stdout]     |
[INFO] [stdout] 113 | fn get_port_name(seq: &seq::Seq, source: seq::Addr) -> Result<String, Box<Error>>{
[INFO] [stdout]     |                                                                           ^^^^^
[INFO] [stdout]     |
[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] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 113 - fn get_port_name(seq: &seq::Seq, source: seq::Addr) -> Result<String, Box<Error>>{
[INFO] [stdout] 113 + fn get_port_name(seq: &seq::Seq, source: seq::Addr) -> Result<String, Box<dyn Error>>{
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:129:107
[INFO] [stdout]     |
[INFO] [stdout] 129 | fn connect_by_name(seq: &seq::Seq, conn: &Connection, ids: &HashMap<String, seq::Addr>) -> Result<(), Box<Error>>{
[INFO] [stdout]     |                                                                                                           ^^^^^
[INFO] [stdout]     |
[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] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 129 - fn connect_by_name(seq: &seq::Seq, conn: &Connection, ids: &HashMap<String, seq::Addr>) -> Result<(), Box<Error>>{
[INFO] [stdout] 129 + fn connect_by_name(seq: &seq::Seq, conn: &Connection, ids: &HashMap<String, seq::Addr>) -> Result<(), Box<dyn Error>>{
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:140:131
[INFO] [stdout]     |
[INFO] [stdout] 140 | fn try_connections(seq: &seq::Seq, port: &str, connections: &Vec<Connection>, ids: &HashMap<String, seq::Addr>) -> Result<(), Box<Error>>{
[INFO] [stdout]     |                                                                                                                                   ^^^^^
[INFO] [stdout]     |
[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] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 140 - fn try_connections(seq: &seq::Seq, port: &str, connections: &Vec<Connection>, ids: &HashMap<String, seq::Addr>) -> Result<(), Box<Error>>{
[INFO] [stdout] 140 + fn try_connections(seq: &seq::Seq, port: &str, connections: &Vec<Connection>, ids: &HashMap<String, seq::Addr>) -> Result<(), Box<dyn Error>>{
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:149:123
[INFO] [stdout]     |
[INFO] [stdout] 149 | fn try_all_connections(seq: &seq::Seq, connections: &Vec<Connection>, ids: &HashMap<String, seq::Addr>) -> Result<(), Box<Error>>{
[INFO] [stdout]     |                                                                                                                           ^^^^^
[INFO] [stdout]     |
[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] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 149 - fn try_all_connections(seq: &seq::Seq, connections: &Vec<Connection>, ids: &HashMap<String, seq::Addr>) -> Result<(), Box<Error>>{
[INFO] [stdout] 149 + fn try_all_connections(seq: &seq::Seq, connections: &Vec<Connection>, ids: &HashMap<String, seq::Addr>) -> Result<(), Box<dyn Error>>{
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:161:54
[INFO] [stdout]     |
[INFO] [stdout] 161 | fn load_connections() -> Result<Vec<Connection>, Box<Error>> {
[INFO] [stdout]     |                                                      ^^^^^
[INFO] [stdout]     |
[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] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 161 - fn load_connections() -> Result<Vec<Connection>, Box<Error>> {
[INFO] [stdout] 161 + fn load_connections() -> Result<Vec<Connection>, Box<dyn Error>> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:176:75
[INFO] [stdout]     |
[INFO] [stdout] 176 | fn store_connections(connections: &mut Vec<Connection>) -> Result<(), Box<Error>>{
[INFO] [stdout]     |                                                                           ^^^^^
[INFO] [stdout]     |
[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] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 176 - fn store_connections(connections: &mut Vec<Connection>) -> Result<(), Box<Error>>{
[INFO] [stdout] 176 + fn store_connections(connections: &mut Vec<Connection>) -> Result<(), Box<dyn Error>>{
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:200:75
[INFO] [stdout]     |
[INFO] [stdout] 200 | fn get_port_ids(seq: &seq::Seq) -> Result<HashMap<String, seq::Addr>, Box<Error>> {
[INFO] [stdout]     |                                                                           ^^^^^
[INFO] [stdout]     |
[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] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 200 - fn get_port_ids(seq: &seq::Seq) -> Result<HashMap<String, seq::Addr>, Box<Error>> {
[INFO] [stdout] 200 + fn get_port_ids(seq: &seq::Seq) -> Result<HashMap<String, seq::Addr>, Box<dyn Error>> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:226:29
[INFO] [stdout]     |
[INFO] [stdout] 226 | fn main() -> Result<(), Box<Error>> {
[INFO] [stdout]     |                             ^^^^^
[INFO] [stdout]     |
[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] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 226 - fn main() -> Result<(), Box<Error>> {
[INFO] [stdout] 226 + fn main() -> Result<(), Box<dyn Error>> {
[INFO] [stdout]     | 
[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:192:52
[INFO] [stdout]     |
[INFO] [stdout] 192 | ...                   why.description())
[INFO] [stdout]     |                           ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.80s
[INFO] running `Command { std: "docker" "inspect" "02b30f2d9d0e6ef39f659b751179cab84253a7f8c235e2d4ec94f1c4625d6d6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02b30f2d9d0e6ef39f659b751179cab84253a7f8c235e2d4ec94f1c4625d6d6b", kill_on_drop: false }`
[INFO] [stdout] 02b30f2d9d0e6ef39f659b751179cab84253a7f8c235e2d4ec94f1c4625d6d6b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bd69751dca7618257f5afae3860b698b6820c4d9ee580dd8d547e8ba5b0db175
[INFO] running `Command { std: "docker" "start" "-a" "bd69751dca7618257f5afae3860b698b6820c4d9ee580dd8d547e8ba5b0db175", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling aseqkeeper v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:51:50
[INFO] [stdout]    |
[INFO] [stdout] 51 | fn connect_all(seq: &seq::Seq) -> Result<(), Box<Error>>{
[INFO] [stdout]    |                                                  ^^^^^
[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] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 51 - fn connect_all(seq: &seq::Seq) -> Result<(), Box<Error>>{
[INFO] [stdout] 51 + fn connect_all(seq: &seq::Seq) -> Result<(), Box<dyn Error>>{
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:81:44
[INFO] [stdout]    |
[INFO] [stdout] 81 | fn setup_alsaseq() -> Result<seq::Seq, Box<Error>>{
[INFO] [stdout]    |                                            ^^^^^
[INFO] [stdout]    |
[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] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 81 - fn setup_alsaseq() -> Result<seq::Seq, Box<Error>>{
[INFO] [stdout] 81 + fn setup_alsaseq() -> Result<seq::Seq, Box<dyn Error>>{
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:103:84
[INFO] [stdout]     |
[INFO] [stdout] 103 | fn connect(seq: &seq::Seq, sender: &seq::Addr, dest: &seq::Addr) -> Result<(), Box<Error>> {
[INFO] [stdout]     |                                                                                    ^^^^^
[INFO] [stdout]     |
[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] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 103 - fn connect(seq: &seq::Seq, sender: &seq::Addr, dest: &seq::Addr) -> Result<(), Box<Error>> {
[INFO] [stdout] 103 + fn connect(seq: &seq::Seq, sender: &seq::Addr, dest: &seq::Addr) -> Result<(), Box<dyn Error>> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:113:75
[INFO] [stdout]     |
[INFO] [stdout] 113 | fn get_port_name(seq: &seq::Seq, source: seq::Addr) -> Result<String, Box<Error>>{
[INFO] [stdout]     |                                                                           ^^^^^
[INFO] [stdout]     |
[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] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 113 - fn get_port_name(seq: &seq::Seq, source: seq::Addr) -> Result<String, Box<Error>>{
[INFO] [stdout] 113 + fn get_port_name(seq: &seq::Seq, source: seq::Addr) -> Result<String, Box<dyn Error>>{
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:129:107
[INFO] [stdout]     |
[INFO] [stdout] 129 | fn connect_by_name(seq: &seq::Seq, conn: &Connection, ids: &HashMap<String, seq::Addr>) -> Result<(), Box<Error>>{
[INFO] [stdout]     |                                                                                                           ^^^^^
[INFO] [stdout]     |
[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] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 129 - fn connect_by_name(seq: &seq::Seq, conn: &Connection, ids: &HashMap<String, seq::Addr>) -> Result<(), Box<Error>>{
[INFO] [stdout] 129 + fn connect_by_name(seq: &seq::Seq, conn: &Connection, ids: &HashMap<String, seq::Addr>) -> Result<(), Box<dyn Error>>{
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:140:131
[INFO] [stdout]     |
[INFO] [stdout] 140 | fn try_connections(seq: &seq::Seq, port: &str, connections: &Vec<Connection>, ids: &HashMap<String, seq::Addr>) -> Result<(), Box<Error>>{
[INFO] [stdout]     |                                                                                                                                   ^^^^^
[INFO] [stdout]     |
[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] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 140 - fn try_connections(seq: &seq::Seq, port: &str, connections: &Vec<Connection>, ids: &HashMap<String, seq::Addr>) -> Result<(), Box<Error>>{
[INFO] [stdout] 140 + fn try_connections(seq: &seq::Seq, port: &str, connections: &Vec<Connection>, ids: &HashMap<String, seq::Addr>) -> Result<(), Box<dyn Error>>{
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:149:123
[INFO] [stdout]     |
[INFO] [stdout] 149 | fn try_all_connections(seq: &seq::Seq, connections: &Vec<Connection>, ids: &HashMap<String, seq::Addr>) -> Result<(), Box<Error>>{
[INFO] [stdout]     |                                                                                                                           ^^^^^
[INFO] [stdout]     |
[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] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 149 - fn try_all_connections(seq: &seq::Seq, connections: &Vec<Connection>, ids: &HashMap<String, seq::Addr>) -> Result<(), Box<Error>>{
[INFO] [stdout] 149 + fn try_all_connections(seq: &seq::Seq, connections: &Vec<Connection>, ids: &HashMap<String, seq::Addr>) -> Result<(), Box<dyn Error>>{
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:161:54
[INFO] [stdout]     |
[INFO] [stdout] 161 | fn load_connections() -> Result<Vec<Connection>, Box<Error>> {
[INFO] [stdout]     |                                                      ^^^^^
[INFO] [stdout]     |
[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] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 161 - fn load_connections() -> Result<Vec<Connection>, Box<Error>> {
[INFO] [stdout] 161 + fn load_connections() -> Result<Vec<Connection>, Box<dyn Error>> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:176:75
[INFO] [stdout]     |
[INFO] [stdout] 176 | fn store_connections(connections: &mut Vec<Connection>) -> Result<(), Box<Error>>{
[INFO] [stdout]     |                                                                           ^^^^^
[INFO] [stdout]     |
[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] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 176 - fn store_connections(connections: &mut Vec<Connection>) -> Result<(), Box<Error>>{
[INFO] [stdout] 176 + fn store_connections(connections: &mut Vec<Connection>) -> Result<(), Box<dyn Error>>{
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:200:75
[INFO] [stdout]     |
[INFO] [stdout] 200 | fn get_port_ids(seq: &seq::Seq) -> Result<HashMap<String, seq::Addr>, Box<Error>> {
[INFO] [stdout]     |                                                                           ^^^^^
[INFO] [stdout]     |
[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] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 200 - fn get_port_ids(seq: &seq::Seq) -> Result<HashMap<String, seq::Addr>, Box<Error>> {
[INFO] [stdout] 200 + fn get_port_ids(seq: &seq::Seq) -> Result<HashMap<String, seq::Addr>, Box<dyn Error>> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:226:29
[INFO] [stdout]     |
[INFO] [stdout] 226 | fn main() -> Result<(), Box<Error>> {
[INFO] [stdout]     |                             ^^^^^
[INFO] [stdout]     |
[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] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 226 - fn main() -> Result<(), Box<Error>> {
[INFO] [stdout] 226 + fn main() -> Result<(), Box<dyn Error>> {
[INFO] [stdout]     | 
[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:192:52
[INFO] [stdout]     |
[INFO] [stdout] 192 | ...                   why.description())
[INFO] [stdout]     |                           ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.93s
[INFO] running `Command { std: "docker" "inspect" "bd69751dca7618257f5afae3860b698b6820c4d9ee580dd8d547e8ba5b0db175", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd69751dca7618257f5afae3860b698b6820c4d9ee580dd8d547e8ba5b0db175", kill_on_drop: false }`
[INFO] [stdout] bd69751dca7618257f5afae3860b698b6820c4d9ee580dd8d547e8ba5b0db175
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] db2ba9ee1d6b2070f3cbca89c39f9bfeccf97ddacac4fe784136d8693f6e18f4
[INFO] running `Command { std: "docker" "start" "-a" "db2ba9ee1d6b2070f3cbca89c39f9bfeccf97ddacac4fe784136d8693f6e18f4", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:51:50
[INFO] [stderr]    |
[INFO] [stderr] 51 | fn connect_all(seq: &seq::Seq) -> Result<(), Box<Error>>{
[INFO] [stderr]    |                                                  ^^^^^
[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] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 51 - fn connect_all(seq: &seq::Seq) -> Result<(), Box<Error>>{
[INFO] [stderr] 51 + fn connect_all(seq: &seq::Seq) -> Result<(), Box<dyn Error>>{
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:81:44
[INFO] [stderr]    |
[INFO] [stderr] 81 | fn setup_alsaseq() -> Result<seq::Seq, Box<Error>>{
[INFO] [stderr]    |                                            ^^^^^
[INFO] [stderr]    |
[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] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 81 - fn setup_alsaseq() -> Result<seq::Seq, Box<Error>>{
[INFO] [stderr] 81 + fn setup_alsaseq() -> Result<seq::Seq, Box<dyn Error>>{
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:103:84
[INFO] [stderr]     |
[INFO] [stderr] 103 | fn connect(seq: &seq::Seq, sender: &seq::Addr, dest: &seq::Addr) -> Result<(), Box<Error>> {
[INFO] [stderr]     |                                                                                    ^^^^^
[INFO] [stderr]     |
[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] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 103 - fn connect(seq: &seq::Seq, sender: &seq::Addr, dest: &seq::Addr) -> Result<(), Box<Error>> {
[INFO] [stderr] 103 + fn connect(seq: &seq::Seq, sender: &seq::Addr, dest: &seq::Addr) -> Result<(), Box<dyn Error>> {
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:113:75
[INFO] [stderr]     |
[INFO] [stderr] 113 | fn get_port_name(seq: &seq::Seq, source: seq::Addr) -> Result<String, Box<Error>>{
[INFO] [stderr]     |                                                                           ^^^^^
[INFO] [stderr]     |
[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] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 113 - fn get_port_name(seq: &seq::Seq, source: seq::Addr) -> Result<String, Box<Error>>{
[INFO] [stderr] 113 + fn get_port_name(seq: &seq::Seq, source: seq::Addr) -> Result<String, Box<dyn Error>>{
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:129:107
[INFO] [stderr]     |
[INFO] [stderr] 129 | fn connect_by_name(seq: &seq::Seq, conn: &Connection, ids: &HashMap<String, seq::Addr>) -> Result<(), Box<Error>>{
[INFO] [stderr]     |                                                                                                           ^^^^^
[INFO] [stderr]     |
[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] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 129 - fn connect_by_name(seq: &seq::Seq, conn: &Connection, ids: &HashMap<String, seq::Addr>) -> Result<(), Box<Error>>{
[INFO] [stderr] 129 + fn connect_by_name(seq: &seq::Seq, conn: &Connection, ids: &HashMap<String, seq::Addr>) -> Result<(), Box<dyn Error>>{
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:140:131
[INFO] [stderr]     |
[INFO] [stderr] 140 | fn try_connections(seq: &seq::Seq, port: &str, connections: &Vec<Connection>, ids: &HashMap<String, seq::Addr>) -> Result<(), Box<Error>>{
[INFO] [stderr]     |                                                                                                                                   ^^^^^
[INFO] [stderr]     |
[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] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 140 - fn try_connections(seq: &seq::Seq, port: &str, connections: &Vec<Connection>, ids: &HashMap<String, seq::Addr>) -> Result<(), Box<Error>>{
[INFO] [stderr] 140 + fn try_connections(seq: &seq::Seq, port: &str, connections: &Vec<Connection>, ids: &HashMap<String, seq::Addr>) -> Result<(), Box<dyn Error>>{
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:149:123
[INFO] [stderr]     |
[INFO] [stderr] 149 | fn try_all_connections(seq: &seq::Seq, connections: &Vec<Connection>, ids: &HashMap<String, seq::Addr>) -> Result<(), Box<Error>>{
[INFO] [stderr]     |                                                                                                                           ^^^^^
[INFO] [stderr]     |
[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] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 149 - fn try_all_connections(seq: &seq::Seq, connections: &Vec<Connection>, ids: &HashMap<String, seq::Addr>) -> Result<(), Box<Error>>{
[INFO] [stderr] 149 + fn try_all_connections(seq: &seq::Seq, connections: &Vec<Connection>, ids: &HashMap<String, seq::Addr>) -> Result<(), Box<dyn Error>>{
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:161:54
[INFO] [stderr]     |
[INFO] [stderr] 161 | fn load_connections() -> Result<Vec<Connection>, Box<Error>> {
[INFO] [stderr]     |                                                      ^^^^^
[INFO] [stderr]     |
[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] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 161 - fn load_connections() -> Result<Vec<Connection>, Box<Error>> {
[INFO] [stderr] 161 + fn load_connections() -> Result<Vec<Connection>, Box<dyn Error>> {
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:176:75
[INFO] [stderr]     |
[INFO] [stderr] 176 | fn store_connections(connections: &mut Vec<Connection>) -> Result<(), Box<Error>>{
[INFO] [stderr]     |                                                                           ^^^^^
[INFO] [stderr]     |
[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] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 176 - fn store_connections(connections: &mut Vec<Connection>) -> Result<(), Box<Error>>{
[INFO] [stderr] 176 + fn store_connections(connections: &mut Vec<Connection>) -> Result<(), Box<dyn Error>>{
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:200:75
[INFO] [stderr]     |
[INFO] [stderr] 200 | fn get_port_ids(seq: &seq::Seq) -> Result<HashMap<String, seq::Addr>, Box<Error>> {
[INFO] [stderr]     |                                                                           ^^^^^
[INFO] [stderr]     |
[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] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 200 - fn get_port_ids(seq: &seq::Seq) -> Result<HashMap<String, seq::Addr>, Box<Error>> {
[INFO] [stderr] 200 + fn get_port_ids(seq: &seq::Seq) -> Result<HashMap<String, seq::Addr>, Box<dyn Error>> {
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:226:29
[INFO] [stderr]     |
[INFO] [stderr] 226 | fn main() -> Result<(), Box<Error>> {
[INFO] [stderr]     |                             ^^^^^
[INFO] [stderr]     |
[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] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 226 - fn main() -> Result<(), Box<Error>> {
[INFO] [stderr] 226 + fn main() -> Result<(), Box<dyn Error>> {
[INFO] [stderr]     | 
[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:192:52
[INFO] [stderr]     |
[INFO] [stderr] 192 | ...                   why.description())
[INFO] [stderr]     |                           ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `aseqkeeper` (bin "aseqkeeper" test) generated 12 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/aseqkeeper-cf43c92d916b06ec)
[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" "db2ba9ee1d6b2070f3cbca89c39f9bfeccf97ddacac4fe784136d8693f6e18f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db2ba9ee1d6b2070f3cbca89c39f9bfeccf97ddacac4fe784136d8693f6e18f4", kill_on_drop: false }`
[INFO] [stdout] db2ba9ee1d6b2070f3cbca89c39f9bfeccf97ddacac4fe784136d8693f6e18f4