[INFO] cloning repository https://github.com/Snowlabs/Jamyx
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Snowlabs/Jamyx" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSnowlabs%2FJamyx", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSnowlabs%2FJamyx'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e9f0b61dc84c709c6ee12e174d03ee208cf342e0
[INFO] testing Snowlabs/Jamyx 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%2FSnowlabs%2FJamyx" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Snowlabs/Jamyx 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/Snowlabs/Jamyx
[INFO] finished tweaking git repo https://github.com/Snowlabs/Jamyx
[INFO] tweaked toml for git repo https://github.com/Snowlabs/Jamyx written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/Snowlabs/Jamyx 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 11296557eb0073391a932293a14d5918b0b310a19c3dc9f336fe451263838b2d
[INFO] running `Command { std: "docker" "start" "-a" "11296557eb0073391a932293a14d5918b0b310a19c3dc9f336fe451263838b2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "11296557eb0073391a932293a14d5918b0b310a19c3dc9f336fe451263838b2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "11296557eb0073391a932293a14d5918b0b310a19c3dc9f336fe451263838b2d", kill_on_drop: false }`
[INFO] [stdout] 11296557eb0073391a932293a14d5918b0b310a19c3dc9f336fe451263838b2d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 79d57e55dfb6042f80c38b4d48d3e23943d7797e6b81eaf7c5ab2beb87f4e074
[INFO] running `Command { std: "docker" "start" "-a" "79d57e55dfb6042f80c38b4d48d3e23943d7797e6b81eaf7c5ab2beb87f4e074", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.30
[INFO] [stderr]    Compiling lazy_static v0.2.8
[INFO] [stderr]    Compiling slog v2.4.1
[INFO] [stderr]    Compiling proc-macro2 v0.4.24
[INFO] [stderr]    Compiling libloading v0.4.1
[INFO] [stderr]    Compiling regex v1.0.2
[INFO] [stderr]    Compiling byteorder v1.2.7
[INFO] [stderr]    Compiling crossbeam v0.2.10
[INFO] [stderr]    Compiling utf8-ranges v1.0.2
[INFO] [stderr]    Compiling unicode-width v0.1.4
[INFO] [stderr]    Compiling take_mut v0.2.2
[INFO] [stderr]    Compiling serde v1.0.14
[INFO] [stderr]    Compiling vec_map v0.8.0
[INFO] [stderr]    Compiling ansi_term v0.9.0
[INFO] [stderr]    Compiling bitflags v1.0.4
[INFO] [stderr]    Compiling strsim v0.6.0
[INFO] [stderr]    Compiling memchr v2.1.1
[INFO] [stderr]    Compiling num-integer v0.1.35
[INFO] [stderr]    Compiling regex-syntax v0.6.3
[INFO] [stderr]    Compiling thread_local v0.3.4
[INFO] [stderr]    Compiling serde_derive v1.0.14
[INFO] [stderr]    Compiling term v0.5.1
[INFO] [stderr]    Compiling libflate v0.1.18
[INFO] [stderr]    Compiling num-iter v0.1.34
[INFO] [stderr]    Compiling time v0.1.38
[INFO] [stderr]    Compiling term_size v0.3.0
[INFO] [stderr]    Compiling isatty v0.1.3
[INFO] [stderr]    Compiling atty v0.2.2
[INFO] [stderr]    Compiling num v0.1.40
[INFO] [stderr]    Compiling textwrap v0.8.0
[INFO] [stderr]    Compiling clap v2.26.2
[INFO] [stderr]    Compiling aho-corasick v0.6.9
[INFO] [stderr]    Compiling chrono v0.4.0
[INFO] [stderr]    Compiling slog-scope v4.0.1
[INFO] [stderr]    Compiling slog-async v2.3.0
[INFO] [stderr]    Compiling quote v0.6.10
[INFO] [stderr]    Compiling slog-stdlog v3.0.2
[INFO] [stderr]    Compiling jack-sys v0.2.0
[INFO] [stderr]    Compiling syn v0.15.22
[INFO] [stderr]    Compiling slog-term v2.4.0
[INFO] [stderr]    Compiling jack v0.6.0
[INFO] [stderr]    Compiling serde_json v1.0.3
[INFO] [stderr]    Compiling trackable_derive v0.1.1
[INFO] [stderr]    Compiling slog-kvfilter v0.7.0
[INFO] [stderr]    Compiling trackable v0.2.20
[INFO] [stderr]    Compiling sloggers v0.3.1
[INFO] [stderr]    Compiling jam v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> src/lib.rs:197:40
[INFO] [stdout]     |
[INFO] [stdout] 197 |     fn connect_ports_by_name_if(&self, &bool, &str, &str) -> Result<(), j::Error>;
[INFO] [stdout]     |                                        ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &bool`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> src/lib.rs:197:47
[INFO] [stdout]     |
[INFO] [stdout] 197 |     fn connect_ports_by_name_if(&self, &bool, &str, &str) -> Result<(), j::Error>;
[INFO] [stdout]     |                                               ^^^^ help: try naming the parameter or explicitly ignoring it: `_: &str`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> src/lib.rs:197:53
[INFO] [stdout]     |
[INFO] [stdout] 197 |     fn connect_ports_by_name_if(&self, &bool, &str, &str) -> Result<(), j::Error>;
[INFO] [stdout]     |                                                     ^^^^ help: try naming the parameter or explicitly ignoring it: `_: &str`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> src/lib.rs:198:31
[INFO] [stdout]     |
[INFO] [stdout] 198 |     fn port_name_by_id(&self, j::PortId) -> Option<String>;
[INFO] [stdout]     |                               ^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: j::PortId`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:325:21
[INFO] [stdout]     |
[INFO] [stdout] 325 |     thread_init(Box<Fn(&j::Client) + Send>),
[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 2015) 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] 325 -     thread_init(Box<Fn(&j::Client) + Send>),
[INFO] [stdout] 325 +     thread_init(Box<dyn Fn(&j::Client) + Send>),
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:326:18
[INFO] [stdout]     |
[INFO] [stdout] 326 |     shutdown(Box<Fn(j::ClientStatus, &str) + Send>),
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) 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] 326 -     shutdown(Box<Fn(j::ClientStatus, &str) + Send>),
[INFO] [stdout] 326 +     shutdown(Box<dyn Fn(j::ClientStatus, &str) + Send>),
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:327:19
[INFO] [stdout]     |
[INFO] [stdout] 327 |     freewheel(Box<Fn(&j::Client, bool) + Send>),
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) 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] 327 -     freewheel(Box<Fn(&j::Client, bool) + Send>),
[INFO] [stdout] 327 +     freewheel(Box<dyn Fn(&j::Client, bool) + Send>),
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:328:21
[INFO] [stdout]     |
[INFO] [stdout] 328 |     buffer_size(Box<Fn(&j::Client, j::Frames) -> j::Control + Send>),
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) 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] 328 -     buffer_size(Box<Fn(&j::Client, j::Frames) -> j::Control + Send>),
[INFO] [stdout] 328 +     buffer_size(Box<dyn Fn(&j::Client, j::Frames) -> j::Control + Send>),
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:329:21
[INFO] [stdout]     |
[INFO] [stdout] 329 |     sample_rate(Box<Fn(&j::Client, j::Frames) -> j::Control + Send>),
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) 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] 329 -     sample_rate(Box<Fn(&j::Client, j::Frames) -> j::Control + Send>),
[INFO] [stdout] 329 +     sample_rate(Box<dyn Fn(&j::Client, j::Frames) -> j::Control + Send>),
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:331:29
[INFO] [stdout]     |
[INFO] [stdout] 331 |     client_registration(Box<Fn(&j::Client, &str, bool) + Send>),
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) 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] 331 -     client_registration(Box<Fn(&j::Client, &str, bool) + Send>),
[INFO] [stdout] 331 +     client_registration(Box<dyn Fn(&j::Client, &str, bool) + Send>),
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:332:27
[INFO] [stdout]     |
[INFO] [stdout] 332 |     port_registration(Box<Fn(&j::Client, j::PortId, bool) + Send>),
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) 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] 332 -     port_registration(Box<Fn(&j::Client, j::PortId, bool) + Send>),
[INFO] [stdout] 332 +     port_registration(Box<dyn Fn(&j::Client, j::PortId, bool) + Send>),
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:333:21
[INFO] [stdout]     |
[INFO] [stdout] 333 |     port_rename(Box<Fn(&j::Client, j::PortId, &str, &str) -> j::Control + Send>),
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) 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] 333 -     port_rename(Box<Fn(&j::Client, j::PortId, &str, &str) -> j::Control + Send>),
[INFO] [stdout] 333 +     port_rename(Box<dyn Fn(&j::Client, j::PortId, &str, &str) -> j::Control + Send>),
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:334:25
[INFO] [stdout]     |
[INFO] [stdout] 334 |     ports_connected(Box<Fn(&j::Client, j::PortId, j::PortId, bool) + Send>),
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) 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] 334 -     ports_connected(Box<Fn(&j::Client, j::PortId, j::PortId, bool) + Send>),
[INFO] [stdout] 334 +     ports_connected(Box<dyn Fn(&j::Client, j::PortId, j::PortId, bool) + Send>),
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:336:23
[INFO] [stdout]     |
[INFO] [stdout] 336 |     graph_reorder(Box<Fn(&j::Client) -> j::Control + Send>),
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) 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] 336 -     graph_reorder(Box<Fn(&j::Client) -> j::Control + Send>),
[INFO] [stdout] 336 +     graph_reorder(Box<dyn Fn(&j::Client) -> j::Control + Send>),
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:337:14
[INFO] [stdout]     |
[INFO] [stdout] 337 |     xrun(Box<Fn(&j::Client) -> j::Control + Send>),
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) 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] 337 -     xrun(Box<Fn(&j::Client) -> j::Control + Send>),
[INFO] [stdout] 337 +     xrun(Box<dyn Fn(&j::Client) -> j::Control + Send>),
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:338:17
[INFO] [stdout]     |
[INFO] [stdout] 338 |     latency(Box<Fn(&j::Client, j::LatencyType) + Send>),
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) 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] 338 -     latency(Box<Fn(&j::Client, j::LatencyType) + Send>),
[INFO] [stdout] 338 +     latency(Box<dyn Fn(&j::Client, j::LatencyType) + Send>),
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:340:29
[INFO] [stdout]     |
[INFO] [stdout] 340 |     client_reconnection(Box<Fn() + Send>),
[INFO] [stdout]     |                             ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) 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] 340 -     client_reconnection(Box<Fn() + Send>),
[INFO] [stdout] 340 +     client_reconnection(Box<dyn Fn() + Send>),
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:341:17
[INFO] [stdout]     |
[INFO] [stdout] 341 |     process(Box<Fn(&j::Client, &j::ProcessScope) -> j::Control + Send>),
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) 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] 341 -     process(Box<Fn(&j::Client, &j::ProcessScope) -> j::Control + Send>),
[INFO] [stdout] 341 +     process(Box<dyn Fn(&j::Client, &j::ProcessScope) -> j::Control + Send>),
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `log`
[INFO] [stdout]   --> src/lib.rs:87:5
[INFO] [stdout]    |
[INFO] [stdout] 87 |     log: slog::Logger,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `log`
[INFO] [stdout]    --> src/lib.rs:138:5
[INFO] [stdout]     |
[INFO] [stdout] 138 |     log: slog::Logger,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 20 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/jacon.rs:80:32
[INFO] [stdout]    |
[INFO] [stdout] 80 |     fn retry_if_fail_in(&self, u64, Signals, &Sender<Signals>)
[INFO] [stdout]    |                                ^^^ help: try naming the parameter or explicitly ignoring it: `_: u64`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/jacon.rs:80:37
[INFO] [stdout]    |
[INFO] [stdout] 80 |     fn retry_if_fail_in(&self, u64, Signals, &Sender<Signals>)
[INFO] [stdout]    |                                     ^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: Signals`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/jacon.rs:80:46
[INFO] [stdout]    |
[INFO] [stdout] 80 |     fn retry_if_fail_in(&self, u64, Signals, &Sender<Signals>)
[INFO] [stdout]    |                                              ^^^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Sender<Signals>`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]  --> src/utils.rs:7:22
[INFO] [stdout]   |
[INFO] [stdout] 7 |     fn log_err(self, &slog::Logger) -> Self;
[INFO] [stdout]   |                      ^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &slog::Logger`
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]  --> src/utils.rs:8:23
[INFO] [stdout]   |
[INFO] [stdout] 8 |     fn warn_err(self, &slog::Logger) -> Self;
[INFO] [stdout]   |                       ^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &slog::Logger`
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/utils.rs:10:25
[INFO] [stdout]    |
[INFO] [stdout] 10 |     fn log_expect(self, &slog::Logger) -> T;
[INFO] [stdout]    |                         ^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &slog::Logger`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/utils.rs:39:27
[INFO] [stdout]    |
[INFO] [stdout] 39 |     fn connect(&mut self, bool, &str, &str);
[INFO] [stdout]    |                           ^^^^ help: try naming the parameter or explicitly ignoring it: `_: bool`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/utils.rs:39:33
[INFO] [stdout]    |
[INFO] [stdout] 39 |     fn connect(&mut self, bool, &str, &str);
[INFO] [stdout]    |                                 ^^^^ help: try naming the parameter or explicitly ignoring it: `_: &str`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/utils.rs:39:39
[INFO] [stdout]    |
[INFO] [stdout] 39 |     fn connect(&mut self, bool, &str, &str);
[INFO] [stdout]    |                                       ^^^^ help: try naming the parameter or explicitly ignoring it: `_: &str`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/utils.rs:40:28
[INFO] [stdout]    |
[INFO] [stdout] 40 |     fn is_connected(&self, &str, &str) -> bool;
[INFO] [stdout]    |                            ^^^^ help: try naming the parameter or explicitly ignoring it: `_: &str`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/utils.rs:40:34
[INFO] [stdout]    |
[INFO] [stdout] 40 |     fn is_connected(&self, &str, &str) -> bool;
[INFO] [stdout]    |                                  ^^^^ help: try naming the parameter or explicitly ignoring it: `_: &str`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[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/config.rs:354:21
[INFO] [stdout]     |
[INFO] [stdout] 354 |                 why.description()
[INFO] [stdout]     |                     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/config.rs:367:17
[INFO] [stdout]     |
[INFO] [stdout] 367 |             why.description()
[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/server.rs:100:23
[INFO] [stdout]     |
[INFO] [stdout] 100 |                     e.description(),
[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/server.rs:105:40
[INFO] [stdout]     |
[INFO] [stdout] 105 |                 let _ = stream.write(e.description().as_bytes());
[INFO] [stdout]     |                                        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::BufRead`
[INFO] [stdout]   --> src/main.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | use std::io::BufRead;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 16 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 04s
[INFO] running `Command { std: "docker" "inspect" "79d57e55dfb6042f80c38b4d48d3e23943d7797e6b81eaf7c5ab2beb87f4e074", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79d57e55dfb6042f80c38b4d48d3e23943d7797e6b81eaf7c5ab2beb87f4e074", kill_on_drop: false }`
[INFO] [stdout] 79d57e55dfb6042f80c38b4d48d3e23943d7797e6b81eaf7c5ab2beb87f4e074
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 18ebd7415aee3350258051704268ca91dc502dbd698143d2873dc17d6253ac24
[INFO] running `Command { std: "docker" "start" "-a" "18ebd7415aee3350258051704268ca91dc502dbd698143d2873dc17d6253ac24", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> src/lib.rs:197:40
[INFO] [stdout]     |
[INFO] [stdout] 197 |     fn connect_ports_by_name_if(&self, &bool, &str, &str) -> Result<(), j::Error>;
[INFO] [stdout]     |                                        ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &bool`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> src/lib.rs:197:47
[INFO] [stdout]     |
[INFO] [stdout] 197 |     fn connect_ports_by_name_if(&self, &bool, &str, &str) -> Result<(), j::Error>;
[INFO] [stdout]     |                                               ^^^^ help: try naming the parameter or explicitly ignoring it: `_: &str`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> src/lib.rs:197:53
[INFO] [stdout]     |
[INFO] [stdout] 197 |     fn connect_ports_by_name_if(&self, &bool, &str, &str) -> Result<(), j::Error>;
[INFO] [stdout]     |                                                     ^^^^ help: try naming the parameter or explicitly ignoring it: `_: &str`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> src/lib.rs:198:31
[INFO] [stdout]     |
[INFO] [stdout] 198 |     fn port_name_by_id(&self, j::PortId) -> Option<String>;
[INFO] [stdout]     |                               ^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: j::PortId`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:325:21
[INFO] [stdout]     |
[INFO] [stdout] 325 |     thread_init(Box<Fn(&j::Client) + Send>),
[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 2015) 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] 325 -     thread_init(Box<Fn(&j::Client) + Send>),
[INFO] [stdout] 325 +     thread_init(Box<dyn Fn(&j::Client) + Send>),
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:326:18
[INFO] [stdout]     |
[INFO] [stdout] 326 |     shutdown(Box<Fn(j::ClientStatus, &str) + Send>),
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) 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] 326 -     shutdown(Box<Fn(j::ClientStatus, &str) + Send>),
[INFO] [stdout] 326 +     shutdown(Box<dyn Fn(j::ClientStatus, &str) + Send>),
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:327:19
[INFO] [stdout]     |
[INFO] [stdout] 327 |     freewheel(Box<Fn(&j::Client, bool) + Send>),
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) 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] 327 -     freewheel(Box<Fn(&j::Client, bool) + Send>),
[INFO] [stdout] 327 +     freewheel(Box<dyn Fn(&j::Client, bool) + Send>),
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:328:21
[INFO] [stdout]     |
[INFO] [stdout] 328 |     buffer_size(Box<Fn(&j::Client, j::Frames) -> j::Control + Send>),
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) 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] 328 -     buffer_size(Box<Fn(&j::Client, j::Frames) -> j::Control + Send>),
[INFO] [stdout] 328 +     buffer_size(Box<dyn Fn(&j::Client, j::Frames) -> j::Control + Send>),
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:329:21
[INFO] [stdout]     |
[INFO] [stdout] 329 |     sample_rate(Box<Fn(&j::Client, j::Frames) -> j::Control + Send>),
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) 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] 329 -     sample_rate(Box<Fn(&j::Client, j::Frames) -> j::Control + Send>),
[INFO] [stdout] 329 +     sample_rate(Box<dyn Fn(&j::Client, j::Frames) -> j::Control + Send>),
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:331:29
[INFO] [stdout]     |
[INFO] [stdout] 331 |     client_registration(Box<Fn(&j::Client, &str, bool) + Send>),
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) 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] 331 -     client_registration(Box<Fn(&j::Client, &str, bool) + Send>),
[INFO] [stdout] 331 +     client_registration(Box<dyn Fn(&j::Client, &str, bool) + Send>),
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:332:27
[INFO] [stdout]     |
[INFO] [stdout] 332 |     port_registration(Box<Fn(&j::Client, j::PortId, bool) + Send>),
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) 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] 332 -     port_registration(Box<Fn(&j::Client, j::PortId, bool) + Send>),
[INFO] [stdout] 332 +     port_registration(Box<dyn Fn(&j::Client, j::PortId, bool) + Send>),
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:333:21
[INFO] [stdout]     |
[INFO] [stdout] 333 |     port_rename(Box<Fn(&j::Client, j::PortId, &str, &str) -> j::Control + Send>),
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) 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] 333 -     port_rename(Box<Fn(&j::Client, j::PortId, &str, &str) -> j::Control + Send>),
[INFO] [stdout] 333 +     port_rename(Box<dyn Fn(&j::Client, j::PortId, &str, &str) -> j::Control + Send>),
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:334:25
[INFO] [stdout]     |
[INFO] [stdout] 334 |     ports_connected(Box<Fn(&j::Client, j::PortId, j::PortId, bool) + Send>),
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) 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] 334 -     ports_connected(Box<Fn(&j::Client, j::PortId, j::PortId, bool) + Send>),
[INFO] [stdout] 334 +     ports_connected(Box<dyn Fn(&j::Client, j::PortId, j::PortId, bool) + Send>),
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:336:23
[INFO] [stdout]     |
[INFO] [stdout] 336 |     graph_reorder(Box<Fn(&j::Client) -> j::Control + Send>),
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) 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] 336 -     graph_reorder(Box<Fn(&j::Client) -> j::Control + Send>),
[INFO] [stdout] 336 +     graph_reorder(Box<dyn Fn(&j::Client) -> j::Control + Send>),
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:337:14
[INFO] [stdout]     |
[INFO] [stdout] 337 |     xrun(Box<Fn(&j::Client) -> j::Control + Send>),
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) 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] 337 -     xrun(Box<Fn(&j::Client) -> j::Control + Send>),
[INFO] [stdout] 337 +     xrun(Box<dyn Fn(&j::Client) -> j::Control + Send>),
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:338:17
[INFO] [stdout]     |
[INFO] [stdout] 338 |     latency(Box<Fn(&j::Client, j::LatencyType) + Send>),
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) 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] 338 -     latency(Box<Fn(&j::Client, j::LatencyType) + Send>),
[INFO] [stdout] 338 +     latency(Box<dyn Fn(&j::Client, j::LatencyType) + Send>),
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:340:29
[INFO] [stdout]     |
[INFO] [stdout] 340 |     client_reconnection(Box<Fn() + Send>),
[INFO] [stdout]     |                             ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) 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] 340 -     client_reconnection(Box<Fn() + Send>),
[INFO] [stdout] 340 +     client_reconnection(Box<dyn Fn() + Send>),
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:341:17
[INFO] [stdout]     |
[INFO] [stdout] 341 |     process(Box<Fn(&j::Client, &j::ProcessScope) -> j::Control + Send>),
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) 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] 341 -     process(Box<Fn(&j::Client, &j::ProcessScope) -> j::Control + Send>),
[INFO] [stdout] 341 +     process(Box<dyn Fn(&j::Client, &j::ProcessScope) -> j::Control + Send>),
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `log`
[INFO] [stdout]   --> src/lib.rs:87:5
[INFO] [stdout]    |
[INFO] [stdout] 87 |     log: slog::Logger,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `log`
[INFO] [stdout]    --> src/lib.rs:138:5
[INFO] [stdout]     |
[INFO] [stdout] 138 |     log: slog::Logger,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 20 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling jam v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> src/lib.rs:197:40
[INFO] [stdout]     |
[INFO] [stdout] 197 |     fn connect_ports_by_name_if(&self, &bool, &str, &str) -> Result<(), j::Error>;
[INFO] [stdout]     |                                        ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &bool`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> src/lib.rs:197:47
[INFO] [stdout]     |
[INFO] [stdout] 197 |     fn connect_ports_by_name_if(&self, &bool, &str, &str) -> Result<(), j::Error>;
[INFO] [stdout]     |                                               ^^^^ help: try naming the parameter or explicitly ignoring it: `_: &str`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> src/lib.rs:197:53
[INFO] [stdout]     |
[INFO] [stdout] 197 |     fn connect_ports_by_name_if(&self, &bool, &str, &str) -> Result<(), j::Error>;
[INFO] [stdout]     |                                                     ^^^^ help: try naming the parameter or explicitly ignoring it: `_: &str`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> src/lib.rs:198:31
[INFO] [stdout]     |
[INFO] [stdout] 198 |     fn port_name_by_id(&self, j::PortId) -> Option<String>;
[INFO] [stdout]     |                               ^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: j::PortId`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:325:21
[INFO] [stdout]     |
[INFO] [stdout] 325 |     thread_init(Box<Fn(&j::Client) + Send>),
[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 2015) 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] 325 -     thread_init(Box<Fn(&j::Client) + Send>),
[INFO] [stdout] 325 +     thread_init(Box<dyn Fn(&j::Client) + Send>),
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:326:18
[INFO] [stdout]     |
[INFO] [stdout] 326 |     shutdown(Box<Fn(j::ClientStatus, &str) + Send>),
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) 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] 326 -     shutdown(Box<Fn(j::ClientStatus, &str) + Send>),
[INFO] [stdout] 326 +     shutdown(Box<dyn Fn(j::ClientStatus, &str) + Send>),
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:327:19
[INFO] [stdout]     |
[INFO] [stdout] 327 |     freewheel(Box<Fn(&j::Client, bool) + Send>),
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) 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] 327 -     freewheel(Box<Fn(&j::Client, bool) + Send>),
[INFO] [stdout] 327 +     freewheel(Box<dyn Fn(&j::Client, bool) + Send>),
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:328:21
[INFO] [stdout]     |
[INFO] [stdout] 328 |     buffer_size(Box<Fn(&j::Client, j::Frames) -> j::Control + Send>),
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) 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] 328 -     buffer_size(Box<Fn(&j::Client, j::Frames) -> j::Control + Send>),
[INFO] [stdout] 328 +     buffer_size(Box<dyn Fn(&j::Client, j::Frames) -> j::Control + Send>),
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:329:21
[INFO] [stdout]     |
[INFO] [stdout] 329 |     sample_rate(Box<Fn(&j::Client, j::Frames) -> j::Control + Send>),
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) 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] 329 -     sample_rate(Box<Fn(&j::Client, j::Frames) -> j::Control + Send>),
[INFO] [stdout] 329 +     sample_rate(Box<dyn Fn(&j::Client, j::Frames) -> j::Control + Send>),
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:331:29
[INFO] [stdout]     |
[INFO] [stdout] 331 |     client_registration(Box<Fn(&j::Client, &str, bool) + Send>),
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) 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] 331 -     client_registration(Box<Fn(&j::Client, &str, bool) + Send>),
[INFO] [stdout] 331 +     client_registration(Box<dyn Fn(&j::Client, &str, bool) + Send>),
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:332:27
[INFO] [stdout]     |
[INFO] [stdout] 332 |     port_registration(Box<Fn(&j::Client, j::PortId, bool) + Send>),
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) 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] 332 -     port_registration(Box<Fn(&j::Client, j::PortId, bool) + Send>),
[INFO] [stdout] 332 +     port_registration(Box<dyn Fn(&j::Client, j::PortId, bool) + Send>),
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:333:21
[INFO] [stdout]     |
[INFO] [stdout] 333 |     port_rename(Box<Fn(&j::Client, j::PortId, &str, &str) -> j::Control + Send>),
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) 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] 333 -     port_rename(Box<Fn(&j::Client, j::PortId, &str, &str) -> j::Control + Send>),
[INFO] [stdout] 333 +     port_rename(Box<dyn Fn(&j::Client, j::PortId, &str, &str) -> j::Control + Send>),
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:334:25
[INFO] [stdout]     |
[INFO] [stdout] 334 |     ports_connected(Box<Fn(&j::Client, j::PortId, j::PortId, bool) + Send>),
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) 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] 334 -     ports_connected(Box<Fn(&j::Client, j::PortId, j::PortId, bool) + Send>),
[INFO] [stdout] 334 +     ports_connected(Box<dyn Fn(&j::Client, j::PortId, j::PortId, bool) + Send>),
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:336:23
[INFO] [stdout]     |
[INFO] [stdout] 336 |     graph_reorder(Box<Fn(&j::Client) -> j::Control + Send>),
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) 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] 336 -     graph_reorder(Box<Fn(&j::Client) -> j::Control + Send>),
[INFO] [stdout] 336 +     graph_reorder(Box<dyn Fn(&j::Client) -> j::Control + Send>),
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:337:14
[INFO] [stdout]     |
[INFO] [stdout] 337 |     xrun(Box<Fn(&j::Client) -> j::Control + Send>),
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) 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] 337 -     xrun(Box<Fn(&j::Client) -> j::Control + Send>),
[INFO] [stdout] 337 +     xrun(Box<dyn Fn(&j::Client) -> j::Control + Send>),
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:338:17
[INFO] [stdout]     |
[INFO] [stdout] 338 |     latency(Box<Fn(&j::Client, j::LatencyType) + Send>),
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) 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] 338 -     latency(Box<Fn(&j::Client, j::LatencyType) + Send>),
[INFO] [stdout] 338 +     latency(Box<dyn Fn(&j::Client, j::LatencyType) + Send>),
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:340:29
[INFO] [stdout]     |
[INFO] [stdout] 340 |     client_reconnection(Box<Fn() + Send>),
[INFO] [stdout]     |                             ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) 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] 340 -     client_reconnection(Box<Fn() + Send>),
[INFO] [stdout] 340 +     client_reconnection(Box<dyn Fn() + Send>),
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:341:17
[INFO] [stdout]     |
[INFO] [stdout] 341 |     process(Box<Fn(&j::Client, &j::ProcessScope) -> j::Control + Send>),
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) 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] 341 -     process(Box<Fn(&j::Client, &j::ProcessScope) -> j::Control + Send>),
[INFO] [stdout] 341 +     process(Box<dyn Fn(&j::Client, &j::ProcessScope) -> j::Control + Send>),
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/jacon.rs:80:32
[INFO] [stdout]    |
[INFO] [stdout] 80 |     fn retry_if_fail_in(&self, u64, Signals, &Sender<Signals>)
[INFO] [stdout]    |                                ^^^ help: try naming the parameter or explicitly ignoring it: `_: u64`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/jacon.rs:80:37
[INFO] [stdout]    |
[INFO] [stdout] 80 |     fn retry_if_fail_in(&self, u64, Signals, &Sender<Signals>)
[INFO] [stdout]    |                                     ^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: Signals`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/jacon.rs:80:46
[INFO] [stdout]    |
[INFO] [stdout] 80 |     fn retry_if_fail_in(&self, u64, Signals, &Sender<Signals>)
[INFO] [stdout]    |                                              ^^^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Sender<Signals>`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]  --> src/utils.rs:7:22
[INFO] [stdout]   |
[INFO] [stdout] 7 |     fn log_err(self, &slog::Logger) -> Self;
[INFO] [stdout]   |                      ^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &slog::Logger`
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]  --> src/utils.rs:8:23
[INFO] [stdout]   |
[INFO] [stdout] 8 |     fn warn_err(self, &slog::Logger) -> Self;
[INFO] [stdout]   |                       ^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &slog::Logger`
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/utils.rs:10:25
[INFO] [stdout]    |
[INFO] [stdout] 10 |     fn log_expect(self, &slog::Logger) -> T;
[INFO] [stdout]    |                         ^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &slog::Logger`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/utils.rs:39:27
[INFO] [stdout]    |
[INFO] [stdout] 39 |     fn connect(&mut self, bool, &str, &str);
[INFO] [stdout]    |                           ^^^^ help: try naming the parameter or explicitly ignoring it: `_: bool`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/utils.rs:39:33
[INFO] [stdout]    |
[INFO] [stdout] 39 |     fn connect(&mut self, bool, &str, &str);
[INFO] [stdout]    |                                 ^^^^ help: try naming the parameter or explicitly ignoring it: `_: &str`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/utils.rs:39:39
[INFO] [stdout]    |
[INFO] [stdout] 39 |     fn connect(&mut self, bool, &str, &str);
[INFO] [stdout]    |                                       ^^^^ help: try naming the parameter or explicitly ignoring it: `_: &str`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/utils.rs:40:28
[INFO] [stdout]    |
[INFO] [stdout] 40 |     fn is_connected(&self, &str, &str) -> bool;
[INFO] [stdout]    |                            ^^^^ help: try naming the parameter or explicitly ignoring it: `_: &str`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/utils.rs:40:34
[INFO] [stdout]    |
[INFO] [stdout] 40 |     fn is_connected(&self, &str, &str) -> bool;
[INFO] [stdout]    |                                  ^^^^ help: try naming the parameter or explicitly ignoring it: `_: &str`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `log`
[INFO] [stdout]   --> src/lib.rs:87:5
[INFO] [stdout]    |
[INFO] [stdout] 87 |     log: slog::Logger,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `log`
[INFO] [stdout]    --> src/lib.rs:138:5
[INFO] [stdout]     |
[INFO] [stdout] 138 |     log: slog::Logger,
[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/config.rs:354:21
[INFO] [stdout]     |
[INFO] [stdout] 354 |                 why.description()
[INFO] [stdout]     |                     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/config.rs:367:17
[INFO] [stdout]     |
[INFO] [stdout] 367 |             why.description()
[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/server.rs:100:23
[INFO] [stdout]     |
[INFO] [stdout] 100 |                     e.description(),
[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/server.rs:105:40
[INFO] [stdout]     |
[INFO] [stdout] 105 |                 let _ = stream.write(e.description().as_bytes());
[INFO] [stdout]     |                                        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::BufRead`
[INFO] [stdout]   --> src/main.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | use std::io::BufRead;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 20 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 16 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.65s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/jam-f571cec41e6205f6)
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/jam-778d5557392e40af)
[INFO] running `Command { std: "docker" "inspect" "18ebd7415aee3350258051704268ca91dc502dbd698143d2873dc17d6253ac24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18ebd7415aee3350258051704268ca91dc502dbd698143d2873dc17d6253ac24", kill_on_drop: false }`
[INFO] [stdout] 18ebd7415aee3350258051704268ca91dc502dbd698143d2873dc17d6253ac24
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1dff536bef33a19380a7aa1afb21a85dad2e97d6d68178a6d7efb639be83f160
[INFO] running `Command { std: "docker" "start" "-a" "1dff536bef33a19380a7aa1afb21a85dad2e97d6d68178a6d7efb639be83f160", kill_on_drop: false }`
[INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stderr]    --> src/lib.rs:197:40
[INFO] [stderr]     |
[INFO] [stderr] 197 |     fn connect_ports_by_name_if(&self, &bool, &str, &str) -> Result<(), j::Error>;
[INFO] [stderr]     |                                        ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &bool`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stderr]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stderr] 
[INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stderr]    --> src/lib.rs:197:47
[INFO] [stderr]     |
[INFO] [stderr] 197 |     fn connect_ports_by_name_if(&self, &bool, &str, &str) -> Result<(), j::Error>;
[INFO] [stderr]     |                                               ^^^^ help: try naming the parameter or explicitly ignoring it: `_: &str`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stderr]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stderr] 
[INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stderr]    --> src/lib.rs:197:53
[INFO] [stderr]     |
[INFO] [stderr] 197 |     fn connect_ports_by_name_if(&self, &bool, &str, &str) -> Result<(), j::Error>;
[INFO] [stderr]     |                                                     ^^^^ help: try naming the parameter or explicitly ignoring it: `_: &str`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stderr]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stderr] 
[INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stderr]    --> src/lib.rs:198:31
[INFO] [stderr]     |
[INFO] [stderr] 198 |     fn port_name_by_id(&self, j::PortId) -> Option<String>;
[INFO] [stderr]     |                               ^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: j::PortId`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stderr]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:325:21
[INFO] [stderr]     |
[INFO] [stderr] 325 |     thread_init(Box<Fn(&j::Client) + Send>),
[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 2015) 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] 325 -     thread_init(Box<Fn(&j::Client) + Send>),
[INFO] [stderr] 325 +     thread_init(Box<dyn Fn(&j::Client) + Send>),
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:326:18
[INFO] [stderr]     |
[INFO] [stderr] 326 |     shutdown(Box<Fn(j::ClientStatus, &str) + Send>),
[INFO] [stderr]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) 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] 326 -     shutdown(Box<Fn(j::ClientStatus, &str) + Send>),
[INFO] [stderr] 326 +     shutdown(Box<dyn Fn(j::ClientStatus, &str) + Send>),
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:327:19
[INFO] [stderr]     |
[INFO] [stderr] 327 |     freewheel(Box<Fn(&j::Client, bool) + Send>),
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) 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] 327 -     freewheel(Box<Fn(&j::Client, bool) + Send>),
[INFO] [stderr] 327 +     freewheel(Box<dyn Fn(&j::Client, bool) + Send>),
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:328:21
[INFO] [stderr]     |
[INFO] [stderr] 328 |     buffer_size(Box<Fn(&j::Client, j::Frames) -> j::Control + Send>),
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) 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] 328 -     buffer_size(Box<Fn(&j::Client, j::Frames) -> j::Control + Send>),
[INFO] [stderr] 328 +     buffer_size(Box<dyn Fn(&j::Client, j::Frames) -> j::Control + Send>),
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:329:21
[INFO] [stderr]     |
[INFO] [stderr] 329 |     sample_rate(Box<Fn(&j::Client, j::Frames) -> j::Control + Send>),
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) 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] 329 -     sample_rate(Box<Fn(&j::Client, j::Frames) -> j::Control + Send>),
[INFO] [stderr] 329 +     sample_rate(Box<dyn Fn(&j::Client, j::Frames) -> j::Control + Send>),
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:331:29
[INFO] [stderr]     |
[INFO] [stderr] 331 |     client_registration(Box<Fn(&j::Client, &str, bool) + Send>),
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) 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] 331 -     client_registration(Box<Fn(&j::Client, &str, bool) + Send>),
[INFO] [stderr] 331 +     client_registration(Box<dyn Fn(&j::Client, &str, bool) + Send>),
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:332:27
[INFO] [stderr]     |
[INFO] [stderr] 332 |     port_registration(Box<Fn(&j::Client, j::PortId, bool) + Send>),
[INFO] [stderr]     |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) 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] 332 -     port_registration(Box<Fn(&j::Client, j::PortId, bool) + Send>),
[INFO] [stderr] 332 +     port_registration(Box<dyn Fn(&j::Client, j::PortId, bool) + Send>),
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:333:21
[INFO] [stderr]     |
[INFO] [stderr] 333 |     port_rename(Box<Fn(&j::Client, j::PortId, &str, &str) -> j::Control + Send>),
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) 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] 333 -     port_rename(Box<Fn(&j::Client, j::PortId, &str, &str) -> j::Control + Send>),
[INFO] [stderr] 333 +     port_rename(Box<dyn Fn(&j::Client, j::PortId, &str, &str) -> j::Control + Send>),
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:334:25
[INFO] [stderr]     |
[INFO] [stderr] 334 |     ports_connected(Box<Fn(&j::Client, j::PortId, j::PortId, bool) + Send>),
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) 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] 334 -     ports_connected(Box<Fn(&j::Client, j::PortId, j::PortId, bool) + Send>),
[INFO] [stderr] 334 +     ports_connected(Box<dyn Fn(&j::Client, j::PortId, j::PortId, bool) + Send>),
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:336:23
[INFO] [stderr]     |
[INFO] [stderr] 336 |     graph_reorder(Box<Fn(&j::Client) -> j::Control + Send>),
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) 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] 336 -     graph_reorder(Box<Fn(&j::Client) -> j::Control + Send>),
[INFO] [stderr] 336 +     graph_reorder(Box<dyn Fn(&j::Client) -> j::Control + Send>),
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:337:14
[INFO] [stderr]     |
[INFO] [stderr] 337 |     xrun(Box<Fn(&j::Client) -> j::Control + Send>),
[INFO] [stderr]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) 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] 337 -     xrun(Box<Fn(&j::Client) -> j::Control + Send>),
[INFO] [stderr] 337 +     xrun(Box<dyn Fn(&j::Client) -> j::Control + Send>),
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:338:17
[INFO] [stderr]     |
[INFO] [stderr] 338 |     latency(Box<Fn(&j::Client, j::LatencyType) + Send>),
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) 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] 338 -     latency(Box<Fn(&j::Client, j::LatencyType) + Send>),
[INFO] [stderr] 338 +     latency(Box<dyn Fn(&j::Client, j::LatencyType) + Send>),
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:340:29
[INFO] [stderr]     |
[INFO] [stderr] 340 |     client_reconnection(Box<Fn() + Send>),
[INFO] [stderr]     |                             ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) 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] 340 -     client_reconnection(Box<Fn() + Send>),
[INFO] [stderr] 340 +     client_reconnection(Box<dyn Fn() + Send>),
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:341:17
[INFO] [stderr]     |
[INFO] [stderr] 341 |     process(Box<Fn(&j::Client, &j::ProcessScope) -> j::Control + Send>),
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) 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] 341 -     process(Box<Fn(&j::Client, &j::ProcessScope) -> j::Control + Send>),
[INFO] [stderr] 341 +     process(Box<dyn Fn(&j::Client, &j::ProcessScope) -> j::Control + Send>),
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `log`
[INFO] [stderr]   --> src/lib.rs:87:5
[INFO] [stderr]    |
[INFO] [stderr] 87 |     log: slog::Logger,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `log`
[INFO] [stderr]    --> src/lib.rs:138:5
[INFO] [stderr]     |
[INFO] [stderr] 138 |     log: slog::Logger,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `jam` (lib) generated 20 warnings
[INFO] [stderr] warning: `jam` (lib test) generated 20 warnings (20 duplicates)
[INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stderr]   --> src/jacon.rs:80:32
[INFO] [stderr]    |
[INFO] [stderr] 80 |     fn retry_if_fail_in(&self, u64, Signals, &Sender<Signals>)
[INFO] [stderr]    |                                ^^^ help: try naming the parameter or explicitly ignoring it: `_: u64`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stderr]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stderr] 
[INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stderr]   --> src/jacon.rs:80:37
[INFO] [stderr]    |
[INFO] [stderr] 80 |     fn retry_if_fail_in(&self, u64, Signals, &Sender<Signals>)
[INFO] [stderr]    |                                     ^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: Signals`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stderr]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stderr] 
[INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stderr]   --> src/jacon.rs:80:46
[INFO] [stderr]    |
[INFO] [stderr] 80 |     fn retry_if_fail_in(&self, u64, Signals, &Sender<Signals>)
[INFO] [stderr]    |                                              ^^^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Sender<Signals>`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stderr]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stderr] 
[INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stderr]  --> src/utils.rs:7:22
[INFO] [stderr]   |
[INFO] [stderr] 7 |     fn log_err(self, &slog::Logger) -> Self;
[INFO] [stderr]   |                      ^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &slog::Logger`
[INFO] [stderr]   |
[INFO] [stderr]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stderr]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stderr] 
[INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stderr]  --> src/utils.rs:8:23
[INFO] [stderr]   |
[INFO] [stderr] 8 |     fn warn_err(self, &slog::Logger) -> Self;
[INFO] [stderr]   |                       ^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &slog::Logger`
[INFO] [stderr]   |
[INFO] [stderr]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stderr]   = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stderr] 
[INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stderr]   --> src/utils.rs:10:25
[INFO] [stderr]    |
[INFO] [stderr] 10 |     fn log_expect(self, &slog::Logger) -> T;
[INFO] [stderr]    |                         ^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &slog::Logger`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stderr]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stderr] 
[INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stderr]   --> src/utils.rs:39:27
[INFO] [stderr]    |
[INFO] [stderr] 39 |     fn connect(&mut self, bool, &str, &str);
[INFO] [stderr]    |                           ^^^^ help: try naming the parameter or explicitly ignoring it: `_: bool`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stderr]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stderr] 
[INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stderr]   --> src/utils.rs:39:33
[INFO] [stderr]    |
[INFO] [stderr] 39 |     fn connect(&mut self, bool, &str, &str);
[INFO] [stderr]    |                                 ^^^^ help: try naming the parameter or explicitly ignoring it: `_: &str`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stderr]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stderr] 
[INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stderr]   --> src/utils.rs:39:39
[INFO] [stderr]    |
[INFO] [stderr] 39 |     fn connect(&mut self, bool, &str, &str);
[INFO] [stderr]    |                                       ^^^^ help: try naming the parameter or explicitly ignoring it: `_: &str`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stderr]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stderr] 
[INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stderr]   --> src/utils.rs:40:28
[INFO] [stderr]    |
[INFO] [stderr] 40 |     fn is_connected(&self, &str, &str) -> bool;
[INFO] [stderr]    |                            ^^^^ help: try naming the parameter or explicitly ignoring it: `_: &str`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stderr]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stderr] 
[INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stderr]   --> src/utils.rs:40:34
[INFO] [stderr]    |
[INFO] [stderr] 40 |     fn is_connected(&self, &str, &str) -> bool;
[INFO] [stderr]    |                                  ^^^^ help: try naming the parameter or explicitly ignoring it: `_: &str`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stderr]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]    --> src/config.rs:354:21
[INFO] [stderr]     |
[INFO] [stderr] 354 |                 why.description()
[INFO] [stderr]     |                     ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]    --> src/config.rs:367:17
[INFO] [stderr]     |
[INFO] [stderr] 367 |             why.description()
[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/server.rs:100:23
[INFO] [stderr]     |
[INFO] [stderr] 100 |                     e.description(),
[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/server.rs:105:40
[INFO] [stderr]     |
[INFO] [stderr] 105 |                 let _ = stream.write(e.description().as_bytes());
[INFO] [stderr]     |                                        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::io::BufRead`
[INFO] [stderr]   --> src/main.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 | use std::io::BufRead;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `jam` (bin "jam" test) generated 16 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/jam-f571cec41e6205f6)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/jam-778d5557392e40af)
[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] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests jam
[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] [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" "1dff536bef33a19380a7aa1afb21a85dad2e97d6d68178a6d7efb639be83f160", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1dff536bef33a19380a7aa1afb21a85dad2e97d6d68178a6d7efb639be83f160", kill_on_drop: false }`
[INFO] [stdout] 1dff536bef33a19380a7aa1afb21a85dad2e97d6d68178a6d7efb639be83f160