[INFO] cloning repository https://github.com/simmons/tokio-dtls-example [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/simmons/tokio-dtls-example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsimmons%2Ftokio-dtls-example", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsimmons%2Ftokio-dtls-example'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 93c37e6a923857032523f00bad2a0192baa2e483 [INFO] testing simmons/tokio-dtls-example against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsimmons%2Ftokio-dtls-example" "/workspace/builds/worker-4/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/simmons/tokio-dtls-example on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/simmons/tokio-dtls-example [INFO] finished tweaking git repo https://github.com/simmons/tokio-dtls-example [INFO] tweaked toml for git repo https://github.com/simmons/tokio-dtls-example written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/simmons/tokio-dtls-example already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded wincolor v1.0.0 [INFO] [stderr] Downloaded openssl v0.10.11 [INFO] [stderr] Downloaded openssl-sys v0.9.35 [INFO] [stderr] Downloaded native-tls v0.2.1 [INFO] [stderr] Downloaded tokio-openssl v0.2.1 [INFO] [stderr] Downloaded tokio-tls v0.2.0 [INFO] [stderr] Downloaded tempfile v3.0.3 [INFO] [stderr] Downloaded pkg-config v0.3.13 [INFO] [stderr] Downloaded schannel v0.1.13 [INFO] [stderr] Downloaded regex v1.0.3 [INFO] [stderr] Downloaded termcolor v1.0.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e54000d2e23ace930ab8ea4a4f22b85b43e5d3c7c9c86076e1271c86f651375d [INFO] running `Command { std: "docker" "start" "-a" "e54000d2e23ace930ab8ea4a4f22b85b43e5d3c7c9c86076e1271c86f651375d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e54000d2e23ace930ab8ea4a4f22b85b43e5d3c7c9c86076e1271c86f651375d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e54000d2e23ace930ab8ea4a4f22b85b43e5d3c7c9c86076e1271c86f651375d", kill_on_drop: false }` [INFO] [stdout] e54000d2e23ace930ab8ea4a4f22b85b43e5d3c7c9c86076e1271c86f651375d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d6971a15d74e15b411166660aa4f576fe2b5e45e2096065af1fc2a764fb20533 [INFO] running `Command { std: "docker" "start" "-a" "d6971a15d74e15b411166660aa4f576fe2b5e45e2096065af1fc2a764fb20533", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.43 [INFO] [stderr] Compiling cfg-if v0.1.5 [INFO] [stderr] Compiling version_check v0.1.4 [INFO] [stderr] Compiling futures v0.1.23 [INFO] [stderr] Compiling byteorder v1.2.4 [INFO] [stderr] Compiling crossbeam-utils v0.5.0 [INFO] [stderr] Compiling cc v1.0.22 [INFO] [stderr] Compiling pkg-config v0.3.13 [INFO] [stderr] Compiling stable_deref_trait v1.1.1 [INFO] [stderr] Compiling slab v0.4.1 [INFO] [stderr] Compiling lazycell v0.6.0 [INFO] [stderr] Compiling foreign-types-shared v0.1.1 [INFO] [stderr] Compiling openssl v0.10.11 [INFO] [stderr] Compiling bitflags v1.0.4 [INFO] [stderr] Compiling ucd-util v0.1.1 [INFO] [stderr] Compiling native-tls v0.2.1 [INFO] [stderr] Compiling regex v1.0.3 [INFO] [stderr] Compiling utf8-ranges v1.0.0 [INFO] [stderr] Compiling termcolor v1.0.1 [INFO] [stderr] Compiling unreachable v1.0.0 [INFO] [stderr] Compiling arrayvec v0.4.7 [INFO] [stderr] Compiling humantime v1.1.1 [INFO] [stderr] Compiling smallvec v0.6.5 [INFO] [stderr] Compiling owning_ref v0.3.3 [INFO] [stderr] Compiling foreign-types v0.3.2 [INFO] [stderr] Compiling log v0.4.4 [INFO] [stderr] Compiling regex-syntax v0.6.2 [INFO] [stderr] Compiling lock_api v0.1.3 [INFO] [stderr] Compiling lazy_static v1.1.0 [INFO] [stderr] Compiling iovec v0.1.2 [INFO] [stderr] Compiling rand v0.4.3 [INFO] [stderr] Compiling num_cpus v1.8.0 [INFO] [stderr] Compiling net2 v0.2.33 [INFO] [stderr] Compiling memchr v2.0.1 [INFO] [stderr] Compiling rand v0.5.5 [INFO] [stderr] Compiling atty v0.2.11 [INFO] [stderr] Compiling bytes v0.4.9 [INFO] [stderr] Compiling crossbeam-epoch v0.5.2 [INFO] [stderr] Compiling thread_local v0.3.6 [INFO] [stderr] Compiling aho-corasick v0.6.6 [INFO] [stderr] Compiling mio v0.6.15 [INFO] [stderr] Compiling openssl-sys v0.9.35 [INFO] [stderr] Compiling crossbeam-deque v0.6.1 [INFO] [stderr] Compiling tokio-io v0.1.8 [INFO] [stderr] Compiling tokio-executor v0.1.4 [INFO] [stderr] Compiling tokio-current-thread v0.1.1 [INFO] [stderr] Compiling tokio-timer v0.2.6 [INFO] [stderr] Compiling mio-uds v0.6.6 [INFO] [stderr] Compiling parking_lot_core v0.2.14 [INFO] [stderr] Compiling tokio-codec v0.1.0 [INFO] [stderr] Compiling parking_lot v0.6.3 [INFO] [stderr] Compiling tokio-threadpool v0.1.6 [INFO] [stderr] Compiling tokio-reactor v0.1.4 [INFO] [stderr] Compiling tokio-tcp v0.1.1 [INFO] [stderr] Compiling tokio-uds v0.2.1 [INFO] [stderr] Compiling tokio-udp v0.1.2 [INFO] [stderr] Compiling tokio-fs v0.1.3 [INFO] [stderr] Compiling tokio v0.1.8 [INFO] [stderr] Compiling tokio-openssl v0.2.1 [INFO] [stderr] Compiling tokio-tls v0.2.0 [INFO] [stderr] Compiling env_logger v0.5.12 [INFO] [stderr] Compiling tokio-dtls-example v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/util.rs:116:9 [INFO] [stdout] | [INFO] [stdout] 116 | try!(write!(f, "{}{:04x}: ", prefix, 0)); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/util.rs:119:9 [INFO] [stdout] | [INFO] [stdout] 119 | try!(write!(f, "{}{:04x}: ", prefix, offset)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/util.rs:132:13 [INFO] [stdout] | [INFO] [stdout] 132 | try!(write!(f, "{:02x} ", b)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/util.rs:135:13 [INFO] [stdout] | [INFO] [stdout] 135 | try!(write!(f, " ")); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/util.rs:140:13 [INFO] [stdout] | [INFO] [stdout] 140 | try!(write!( [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/util.rs:152:13 [INFO] [stdout] | [INFO] [stdout] 152 | try!(writeln!(f, "")); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/util.rs:144:29 [INFO] [stdout] | [INFO] [stdout] 144 | c @ 0x20...0x7E => c as char, [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/udp.rs:60:22 [INFO] [stdout] | [INFO] [stdout] 60 | let (mut incoming_tx, incoming_rx) = mpsc::channel(UDP_STREAM_BUFFER_DATAGRAMS); [INFO] [stdout] | ----^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 26.41s [INFO] running `Command { std: "docker" "inspect" "d6971a15d74e15b411166660aa4f576fe2b5e45e2096065af1fc2a764fb20533", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d6971a15d74e15b411166660aa4f576fe2b5e45e2096065af1fc2a764fb20533", kill_on_drop: false }` [INFO] [stdout] d6971a15d74e15b411166660aa4f576fe2b5e45e2096065af1fc2a764fb20533 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] bd951119f081696407bfa1e990cd7f122c6d7d5bad05710f9dc397ffee1c2d91 [INFO] running `Command { std: "docker" "start" "-a" "bd951119f081696407bfa1e990cd7f122c6d7d5bad05710f9dc397ffee1c2d91", kill_on_drop: false }` [INFO] [stderr] Compiling tokio-dtls-example v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/util.rs:116:9 [INFO] [stdout] | [INFO] [stdout] 116 | try!(write!(f, "{}{:04x}: ", prefix, 0)); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/util.rs:119:9 [INFO] [stdout] | [INFO] [stdout] 119 | try!(write!(f, "{}{:04x}: ", prefix, offset)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/util.rs:132:13 [INFO] [stdout] | [INFO] [stdout] 132 | try!(write!(f, "{:02x} ", b)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/util.rs:135:13 [INFO] [stdout] | [INFO] [stdout] 135 | try!(write!(f, " ")); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/util.rs:140:13 [INFO] [stdout] | [INFO] [stdout] 140 | try!(write!( [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/util.rs:152:13 [INFO] [stdout] | [INFO] [stdout] 152 | try!(writeln!(f, "")); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/util.rs:144:29 [INFO] [stdout] | [INFO] [stdout] 144 | c @ 0x20...0x7E => c as char, [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/udp.rs:60:22 [INFO] [stdout] | [INFO] [stdout] 60 | let (mut incoming_tx, incoming_rx) = mpsc::channel(UDP_STREAM_BUFFER_DATAGRAMS); [INFO] [stdout] | ----^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.85s [INFO] running `Command { std: "docker" "inspect" "bd951119f081696407bfa1e990cd7f122c6d7d5bad05710f9dc397ffee1c2d91", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bd951119f081696407bfa1e990cd7f122c6d7d5bad05710f9dc397ffee1c2d91", kill_on_drop: false }` [INFO] [stdout] bd951119f081696407bfa1e990cd7f122c6d7d5bad05710f9dc397ffee1c2d91 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 09b3ad7bfab229e815894f20b93c9709cb5cf0348858f4214de68405cc6c9a34 [INFO] running `Command { std: "docker" "start" "-a" "09b3ad7bfab229e815894f20b93c9709cb5cf0348858f4214de68405cc6c9a34", kill_on_drop: false }` [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] [INFO] [stderr] --> src/util.rs:116:9 [INFO] [stdout] running 0 tests [INFO] [stderr] | [INFO] [stdout] [INFO] [stderr] 116 | try!(write!(f, "{}{:04x}: ", prefix, 0)); [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stderr] | ^^^ [INFO] [stdout] [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/util.rs:119:9 [INFO] [stderr] | [INFO] [stderr] 119 | try!(write!(f, "{}{:04x}: ", prefix, offset)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/util.rs:132:13 [INFO] [stderr] | [INFO] [stderr] 132 | try!(write!(f, "{:02x} ", b)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/util.rs:135:13 [INFO] [stderr] | [INFO] [stderr] 135 | try!(write!(f, " ")); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/util.rs:140:13 [INFO] [stderr] | [INFO] [stderr] 140 | try!(write!( [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/util.rs:152:13 [INFO] [stderr] | [INFO] [stderr] 152 | try!(writeln!(f, "")); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/util.rs:144:29 [INFO] [stderr] | [INFO] [stderr] 144 | c @ 0x20...0x7E => c as char, [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/udp.rs:60:22 [INFO] [stderr] | [INFO] [stderr] 60 | let (mut incoming_tx, incoming_rx) = mpsc::channel(UDP_STREAM_BUFFER_DATAGRAMS); [INFO] [stderr] | ----^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 8 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.06s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/tokio_dtls_example-ed7e5864a1576490) [INFO] running `Command { std: "docker" "inspect" "09b3ad7bfab229e815894f20b93c9709cb5cf0348858f4214de68405cc6c9a34", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "09b3ad7bfab229e815894f20b93c9709cb5cf0348858f4214de68405cc6c9a34", kill_on_drop: false }` [INFO] [stdout] 09b3ad7bfab229e815894f20b93c9709cb5cf0348858f4214de68405cc6c9a34