[INFO] cloning repository https://github.com/NickeZ/rups
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/NickeZ/rups" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNickeZ%2Frups", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNickeZ%2Frups'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e555ecc17dc808ca515dffb2039988b4010b9ad1
[INFO] fixing NickeZ/rups against try#622891a4e29178280638a6b63a8908bde2c0c854+cargoflags=-Zfix-edition=end=2015,2024 for pr-157817-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNickeZ%2Frups" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/NickeZ/rups
[INFO] finished tweaking git repo https://github.com/NickeZ/rups
[INFO] tweaked toml for git repo https://github.com/NickeZ/rups written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/NickeZ/rups on toolchain 622891a4e29178280638a6b63a8908bde2c0c854
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/NickeZ/rups already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: `rups` (manifest) generated 1 warning
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3a6becf2bc8dde7f3fa57ede90e4f284e72d296796fc446bbb1e2c7cc0530151" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 53bd0c26d95d4c7051d2f8b263146c69ac8291997eacea71957b0e863f6abf2f
[INFO] running `Command { std: "docker" "start" "53bd0c26d95d4c7051d2f8b263146c69ac8291997eacea71957b0e863f6abf2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "53bd0c26d95d4c7051d2f8b263146c69ac8291997eacea71957b0e863f6abf2f" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "53bd0c26d95d4c7051d2f8b263146c69ac8291997eacea71957b0e863f6abf2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=" "-e" "RUSTDOCFLAGS=" "-w" "/opt/rustwide/workdir" "--user" "0:0" "53bd0c26d95d4c7051d2f8b263146c69ac8291997eacea71957b0e863f6abf2f" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "fix" "--allow-no-vcs" "--allow-dirty" "--frozen" "--all" "--all-targets" "--message-format=json" "-Zfix-edition=end=2015,2024", kill_on_drop: false }`
[INFO] [stderr] crater-edition-check: migrating to next edition
[INFO] [stderr]    Migrating Cargo.toml from 2015 edition to 2018
[INFO] [stderr]    Migrating futures-addition/Cargo.toml from 2018 edition to 2021
[INFO] [stderr]    Migrating pty/Cargo.toml from 2018 edition to 2021
[INFO] [stderr]    Migrating rust-telnet/Cargo.toml from 2018 edition to 2021
[INFO] [stderr] warning: Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: `rups` (manifest) generated 1 warning
[INFO] [stderr]     Checking libc v0.2.36
[INFO] [stderr]     Checking cfg-if v0.1.2
[INFO] [stderr]     Checking futures v0.1.18
[INFO] [stderr]     Checking byteorder v1.2.1
[INFO] [stderr]     Checking slab v0.3.0
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]     Checking lazycell v0.6.0
[INFO] [stderr]     Checking winapi v0.2.8
[INFO] [stderr]     Checking scoped-tls v0.1.0
[INFO] [stderr]     Checking slab v0.4.0
[INFO] [stderr]     Checking utf8-ranges v0.1.3
[INFO] [stderr]     Checking regex-syntax v0.3.9
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking unicode-width v0.1.4
[INFO] [stderr]     Checking strsim v0.7.0
[INFO] [stderr]     Checking bitflags v1.0.1
[INFO] [stderr]     Checking vec_map v0.8.0
[INFO] [stderr]     Checking lazy_static v1.0.0
[INFO] [stderr]     Checking log v0.4.1
[INFO] [stderr]     Checking ansi_term v0.10.2
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]     Checking textwrap v0.9.0
[INFO] [stderr]     Checking utf8-ranges v1.0.0
[INFO] [stderr]     Checking regex-syntax v0.4.2
[INFO] [stderr]     Checking thread_local v0.3.5
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking net2 v0.2.31
[INFO] [stderr]     Checking memchr v0.1.11
[INFO] [stderr]     Checking thread-id v2.0.0
[INFO] [stderr]     Checking atty v0.2.6
[INFO] [stderr]     Checking memchr v2.0.1
[INFO] [stderr]     Checking termios v0.2.2
[INFO] [stderr]     Checking fd v0.2.3
[INFO] [stderr]     Checking time v0.1.39
[INFO] [stderr]     Checking bytes v0.4.6
[INFO] [stderr]     Checking thread_local v0.2.7
[INFO] [stderr]     Checking clap v2.30.0
[INFO] [stderr]     Checking aho-corasick v0.5.3
[INFO] [stderr]     Checking aho-corasick v0.6.4
[INFO] [stderr]     Checking mio v0.6.13
[INFO] [stderr]     Checking regex v0.1.80
[INFO] [stderr]     Checking regex v0.2.6
[INFO] [stderr]     Checking env_logger v0.3.5
[INFO] [stderr]     Checking mio-uds v0.6.4
[INFO] [stderr]     Checking tokio-io v0.1.5
[INFO] [stderr]     Checking futures-addition v0.1.0 (/opt/rustwide/workdir/futures-addition)
[INFO] [stderr]     Checking tokio-timer v0.1.2
[INFO] [stderr]    Migrating futures-addition/src/lib.rs from 2018 edition to 2021
[INFO] [stderr]     Checking env_logger v0.4.3
[INFO] [stderr]     Checking tokio-core v0.1.12
[INFO] [stderr]     Checking rust-telnet v0.0.1 (/opt/rustwide/workdir/rust-telnet)
[INFO] [stderr]    Migrating rust-telnet/src/lib.rs from 2018 edition to 2021
[INFO] [stderr]     Checking pty v0.1.0 (/opt/rustwide/workdir/pty)
[INFO] [stderr]     Checking tokio-file-unix v0.4.2
[INFO] [stderr]     Checking tokio-signal v0.1.4
[INFO] [stderr]    Migrating pty/src/lib.rs from 2018 edition to 2021
[INFO] [stderr]     Checking rups v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Migrating tests/run_connection_tests.rs from 2015 edition to 2018
[INFO] [stderr]    Migrating src/main.rs from 2015 edition to 2018
[INFO] [stderr]        Fixed src/child.rs (1 fix)
[INFO] [stderr]        Fixed src/telnet_server.rs (3 fixes)
[INFO] [stderr]        Fixed src/main.rs (3 fixes)
[INFO] [stderr]        Fixed src/history.rs (1 fix)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.40s
[INFO] [stderr] crater-edition-check: rups v0.1.0 (/opt/rustwide/workdir) updating edition from 2015 to 2018
[INFO] [stderr] crater-edition-check: futures-addition v0.1.0 (/opt/rustwide/workdir/futures-addition) updating edition from 2018 to 2021
[INFO] [stderr] crater-edition-check: pty v0.1.0 (/opt/rustwide/workdir/pty) updating edition from 2018 to 2021
[INFO] [stderr] crater-edition-check: rust-telnet v0.0.1 (/opt/rustwide/workdir/rust-telnet) updating edition from 2018 to 2021
[INFO] [stderr]     Checking futures-addition v0.1.0 (/opt/rustwide/workdir/futures-addition)
[INFO] [stderr]     Checking rust-telnet v0.0.1 (/opt/rustwide/workdir/rust-telnet)
[INFO] [stderr]     Checking pty v0.1.0 (/opt/rustwide/workdir/pty)
[INFO] [stderr]     Checking rups v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/telnet_server.rs:28:24
[INFO] [stdout]    |
[INFO] [stdout] 28 |     listeners: Vec<Box<Future<Item = (), Error = io::Error>>>,
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 28 |     listeners: Vec<Box<dyn Future<Item = (), Error = io::Error>>>,
[INFO] [stdout]    |                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/telnet_server.rs:150:57
[INFO] [stdout]     |
[INFO] [stdout] 150 |     pub fn server(self, handle: reactor::Handle) -> Box<Future<Item = (), Error = ()>> {
[INFO] [stdout]     |                                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 150 |     pub fn server(self, handle: reactor::Handle) -> Box<dyn Future<Item = (), Error = ()>> {
[INFO] [stdout]     |                                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/child.rs:93:75
[INFO] [stdout]    |
[INFO] [stdout] 93 |             Err(why) => panic!("Couldn't spawn {}: {}", self.args[0], why.description()),
[INFO] [stdout]    |                                                                           ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/telnet_server.rs:28:24
[INFO] [stdout]    |
[INFO] [stdout] 28 |     listeners: Vec<Box<Future<Item = (), Error = io::Error>>>,
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 28 |     listeners: Vec<Box<dyn Future<Item = (), Error = io::Error>>>,
[INFO] [stdout]    |                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/telnet_server.rs:150:57
[INFO] [stdout]     |
[INFO] [stdout] 150 |     pub fn server(self, handle: reactor::Handle) -> Box<Future<Item = (), Error = ()>> {
[INFO] [stdout]     |                                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 150 |     pub fn server(self, handle: reactor::Handle) -> Box<dyn Future<Item = (), Error = ()>> {
[INFO] [stdout]     |                                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/child.rs:93:75
[INFO] [stdout]    |
[INFO] [stdout] 93 |             Err(why) => panic!("Couldn't spawn {}: {}", self.args[0], why.description()),
[INFO] [stdout]    |                                                                           ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:175:40
[INFO] [stdout]     |
[INFO] [stdout] 175 |         joins.push(Box::new(hr) as Box<Future<Item = (), Error = ()>>);
[INFO] [stdout]     |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 175 |         joins.push(Box::new(hr) as Box<dyn Future<Item = (), Error = ()>>);
[INFO] [stdout]     |                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:204:40
[INFO] [stdout]     |
[INFO] [stdout] 204 |         joins.push(Box::new(hw) as Box<Future<Item = (), Error = ()>>);
[INFO] [stdout]     |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 204 |         joins.push(Box::new(hw) as Box<dyn Future<Item = (), Error = ()>>);
[INFO] [stdout]     |                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:209:50
[INFO] [stdout]     |
[INFO] [stdout] 209 |     joins.push(Box::new(sigchld_handling) as Box<Future<Item = (), Error = ()>>);
[INFO] [stdout]     |                                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 209 |     joins.push(Box::new(sigchld_handling) as Box<dyn Future<Item = (), Error = ()>>);
[INFO] [stdout]     |                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:210:45
[INFO] [stdout]     |
[INFO] [stdout] 210 |     joins.push(Box::new(proc_output) as Box<Future<Item = (), Error = ()>>);
[INFO] [stdout]     |                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 210 |     joins.push(Box::new(proc_output) as Box<dyn Future<Item = (), Error = ()>>);
[INFO] [stdout]     |                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:216:31
[INFO] [stdout]     |
[INFO] [stdout] 216 |         Box::new(join) as Box<Future<Item = (), Error = ()>>,
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 216 |         Box::new(join) as Box<dyn Future<Item = (), Error = ()>>,
[INFO] [stdout]     |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:217:42
[INFO] [stdout]     |
[INFO] [stdout] 217 |         Box::new(sigint_handling) as Box<Future<Item = (), Error = ()>>,
[INFO] [stdout]     |                                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 217 |         Box::new(sigint_handling) as Box<dyn Future<Item = (), Error = ()>>,
[INFO] [stdout]     |                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:175:40
[INFO] [stdout]     |
[INFO] [stdout] 175 |         joins.push(Box::new(hr) as Box<Future<Item = (), Error = ()>>);
[INFO] [stdout]     |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 175 |         joins.push(Box::new(hr) as Box<dyn Future<Item = (), Error = ()>>);
[INFO] [stdout]     |                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:204:40
[INFO] [stdout]     |
[INFO] [stdout] 204 |         joins.push(Box::new(hw) as Box<Future<Item = (), Error = ()>>);
[INFO] [stdout]     |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 204 |         joins.push(Box::new(hw) as Box<dyn Future<Item = (), Error = ()>>);
[INFO] [stdout]     |                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:209:50
[INFO] [stdout]     |
[INFO] [stdout] 209 |     joins.push(Box::new(sigchld_handling) as Box<Future<Item = (), Error = ()>>);
[INFO] [stdout]     |                                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 209 |     joins.push(Box::new(sigchld_handling) as Box<dyn Future<Item = (), Error = ()>>);
[INFO] [stdout]     |                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:210:45
[INFO] [stdout]     |
[INFO] [stdout] 210 |     joins.push(Box::new(proc_output) as Box<Future<Item = (), Error = ()>>);
[INFO] [stdout]     |                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 210 |     joins.push(Box::new(proc_output) as Box<dyn Future<Item = (), Error = ()>>);
[INFO] [stdout]     |                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:216:31
[INFO] [stdout]     |
[INFO] [stdout] 216 |         Box::new(join) as Box<Future<Item = (), Error = ()>>,
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 216 |         Box::new(join) as Box<dyn Future<Item = (), Error = ()>>,
[INFO] [stdout]     |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:217:42
[INFO] [stdout]     |
[INFO] [stdout] 217 |         Box::new(sigint_handling) as Box<Future<Item = (), Error = ()>>,
[INFO] [stdout]     |                                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 217 |         Box::new(sigint_handling) as Box<dyn Future<Item = (), Error = ()>>,
[INFO] [stdout]     |                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/child.rs:24:13
[INFO] [stdout]    |
[INFO] [stdout] 24 |     IoError(io::Error),
[INFO] [stdout]    |     ------- ^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ProcessError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 24 -     IoError(io::Error),
[INFO] [stdout] 24 +     IoError(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/history.rs:85:21
[INFO] [stdout]    |
[INFO] [stdout] 85 |     pub fn get_from(&self, index: usize) -> Skip<Iter<HistoryLine>> {
[INFO] [stdout]    |                     ^^^^^                        ^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 85 |     pub fn get_from(&self, index: usize) -> Skip<Iter<'_, HistoryLine>> {
[INFO] [stdout]    |                                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/child.rs:24:13
[INFO] [stdout]    |
[INFO] [stdout] 24 |     IoError(io::Error),
[INFO] [stdout]    |     ------- ^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ProcessError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 24 -     IoError(io::Error),
[INFO] [stdout] 24 +     IoError(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/history.rs:85:21
[INFO] [stdout]    |
[INFO] [stdout] 85 |     pub fn get_from(&self, index: usize) -> Skip<Iter<HistoryLine>> {
[INFO] [stdout]    |                     ^^^^^                        ^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 85 |     pub fn get_from(&self, index: usize) -> Skip<Iter<'_, HistoryLine>> {
[INFO] [stdout]    |                                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.47s
[INFO] [stderr] crater-edition-check: migrating to next edition
[INFO] [stderr]    Migrating Cargo.toml from 2015 edition to 2018
[INFO] [stderr]    Migrating futures-addition/Cargo.toml from 2018 edition to 2021
[INFO] [stderr]    Migrating pty/Cargo.toml from 2018 edition to 2021
[INFO] [stderr]    Migrating rust-telnet/Cargo.toml from 2018 edition to 2021
[INFO] [stderr]     Checking futures-addition v0.1.0 (/opt/rustwide/workdir/futures-addition)
[INFO] [stderr]     Checking rust-telnet v0.0.1 (/opt/rustwide/workdir/rust-telnet)
[INFO] [stderr]    Migrating futures-addition/src/lib.rs from 2021 edition to 2024
[INFO] [stdout] warning: relative drop order changing in Rust 2024
[INFO] [stdout]    --> futures-addition/src/send_all.rs:96:19
[INFO] [stdout]     |
[INFO] [stdout]  96 |             match self.stream_mut().poll()? {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   this value will be stored in a temporary; let us call it `#5`
[INFO] [stdout]     |                   up until Edition 2021 `#5` is dropped last but will be dropped earlier in Edition 2024
[INFO] [stdout]     |                   this value will be stored in a temporary; let us call it `#6`
[INFO] [stdout]     |                   up until Edition 2021 `#6` is dropped last but will be dropped earlier in Edition 2024
[INFO] [stdout]  97 |                 Async::Ready(Some(item)) => match self.try_start_send(item) {
[INFO] [stdout]     |                                                   -------------------------
[INFO] [stdout]     |                                                   |
[INFO] [stdout]     |                                                   this value will be stored in a temporary; let us call it `#1`
[INFO] [stdout]     |                                                   `#1` will be dropped later as of Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 100 |                     Err(e) => {
[INFO] [stdout]     |                         -
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         `e` calls a custom destructor
[INFO] [stdout]     |                         `e` will be dropped later as of Edition 2024
[INFO] [stdout] 101 |                         try_ready!(self.sink_mut().close());
[INFO] [stdout]     |                                    -----------------------
[INFO] [stdout]     |                                    |
[INFO] [stdout]     |                                    this value will be stored in a temporary; let us call it `#2`
[INFO] [stdout]     |                                    `#2` will be dropped later as of Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 108 |                     try_ready!(self.sink_mut().close());
[INFO] [stdout]     |                                -----------------------
[INFO] [stdout]     |                                |
[INFO] [stdout]     |                                this value will be stored in a temporary; let us call it `#3`
[INFO] [stdout]     |                                `#3` will be dropped later as of Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 112 |                     try_ready!(self.sink_mut().poll_complete());
[INFO] [stdout]     |                                -------------------------------
[INFO] [stdout]     |                                |
[INFO] [stdout]     |                                this value will be stored in a temporary; let us call it `#4`
[INFO] [stdout]     |                                `#4` will be dropped later as of Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 116 |         }
[INFO] [stdout]     |         - now the temporary value is dropped here, before the local variables in the block or statement
[INFO] [stdout]     |
[INFO] [stdout]     = note: most of the time, changing drop order is harmless; inspect the `impl Drop`s for side effects like releasing locks or sending messages
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/temporary-tail-expr-scope.html>
[INFO] [stdout]     = note: `--force-warn tail-expr-drop-order` implied by `--force-warn rust-2024-compatibility`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking pty v0.1.0 (/opt/rustwide/workdir/pty)
[INFO] [stdout] warning: relative drop order changing in Rust 2024
[INFO] [stdout]    --> futures-addition/src/send_all.rs:96:19
[INFO] [stdout]     |
[INFO] [stdout]  96 |             match self.stream_mut().poll()? {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   this value will be stored in a temporary; let us call it `#5`
[INFO] [stdout]     |                   up until Edition 2021 `#5` is dropped last but will be dropped earlier in Edition 2024
[INFO] [stdout]     |                   this value will be stored in a temporary; let us call it `#6`
[INFO] [stdout]     |                   up until Edition 2021 `#6` is dropped last but will be dropped earlier in Edition 2024
[INFO] [stdout]  97 |                 Async::Ready(Some(item)) => match self.try_start_send(item) {
[INFO] [stdout]     |                                                   -------------------------
[INFO] [stdout]     |                                                   |
[INFO] [stdout]     |                                                   this value will be stored in a temporary; let us call it `#1`
[INFO] [stdout]     |                                                   `#1` will be dropped later as of Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 100 |                     Err(e) => {
[INFO] [stdout]     |                         -
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         `e` calls a custom destructor
[INFO] [stdout]     |                         `e` will be dropped later as of Edition 2024
[INFO] [stdout] 101 |                         try_ready!(self.sink_mut().close());
[INFO] [stdout]     |                                    -----------------------
[INFO] [stdout]     |                                    |
[INFO] [stdout]     |                                    this value will be stored in a temporary; let us call it `#2`
[INFO] [stdout]     |                                    `#2` will be dropped later as of Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 108 |                     try_ready!(self.sink_mut().close());
[INFO] [stdout]     |                                -----------------------
[INFO] [stdout]     |                                |
[INFO] [stdout]     |                                this value will be stored in a temporary; let us call it `#3`
[INFO] [stdout]     |                                `#3` will be dropped later as of Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 112 |                     try_ready!(self.sink_mut().poll_complete());
[INFO] [stdout]     |                                -------------------------------
[INFO] [stdout]     |                                |
[INFO] [stdout]     |                                this value will be stored in a temporary; let us call it `#4`
[INFO] [stdout]     |                                `#4` will be dropped later as of Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 116 |         }
[INFO] [stdout]     |         - now the temporary value is dropped here, before the local variables in the block or statement
[INFO] [stdout]     |
[INFO] [stdout]     = note: most of the time, changing drop order is harmless; inspect the `impl Drop`s for side effects like releasing locks or sending messages
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/temporary-tail-expr-scope.html>
[INFO] [stdout]     = note: `--force-warn tail-expr-drop-order` implied by `--force-warn rust-2024-compatibility`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Migrating rust-telnet/src/lib.rs from 2021 edition to 2024
[INFO] [stderr]    Migrating pty/src/lib.rs from 2021 edition to 2024
[INFO] [stderr]     Checking rups v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Migrating src/main.rs from 2018 edition to 2021
[INFO] [stderr]        Fixed src/telnet_server.rs (2 fixes)
[INFO] [stderr]        Fixed src/main.rs (6 fixes)
[INFO] [stderr]    Migrating tests/run_connection_tests.rs from 2018 edition to 2021
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.35s
[INFO] [stderr] crater-edition-check: rups v0.1.0 (/opt/rustwide/workdir) updating edition from 2018 to 2021
[INFO] [stderr] crater-edition-check: futures-addition v0.1.0 (/opt/rustwide/workdir/futures-addition) updating edition from 2021 to 2024
[INFO] [stderr] crater-edition-check: pty v0.1.0 (/opt/rustwide/workdir/pty) updating edition from 2021 to 2024
[INFO] [stderr] crater-edition-check: rust-telnet v0.0.1 (/opt/rustwide/workdir/rust-telnet) updating edition from 2021 to 2024
[INFO] [stderr]     Checking futures-addition v0.1.0 (/opt/rustwide/workdir/futures-addition)
[INFO] [stderr]     Checking rust-telnet v0.0.1 (/opt/rustwide/workdir/rust-telnet)
[INFO] [stderr]     Checking pty v0.1.0 (/opt/rustwide/workdir/pty)
[INFO] [stderr]     Checking rups v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/child.rs:93:75
[INFO] [stdout]    |
[INFO] [stdout] 93 |             Err(why) => panic!("Couldn't spawn {}: {}", self.args[0], why.description()),
[INFO] [stdout]    |                                                                           ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/child.rs:93:75
[INFO] [stdout]    |
[INFO] [stdout] 93 |             Err(why) => panic!("Couldn't spawn {}: {}", self.args[0], why.description()),
[INFO] [stdout]    |                                                                           ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/child.rs:24:13
[INFO] [stdout]    |
[INFO] [stdout] 24 |     IoError(io::Error),
[INFO] [stdout]    |     ------- ^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ProcessError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 24 -     IoError(io::Error),
[INFO] [stdout] 24 +     IoError(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/history.rs:85:21
[INFO] [stdout]    |
[INFO] [stdout] 85 |     pub fn get_from(&self, index: usize) -> Skip<Iter<HistoryLine>> {
[INFO] [stdout]    |                     ^^^^^                        ^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 85 |     pub fn get_from(&self, index: usize) -> Skip<Iter<'_, HistoryLine>> {
[INFO] [stdout]    |                                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/child.rs:24:13
[INFO] [stdout]    |
[INFO] [stdout] 24 |     IoError(io::Error),
[INFO] [stdout]    |     ------- ^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ProcessError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 24 -     IoError(io::Error),
[INFO] [stdout] 24 +     IoError(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/history.rs:85:21
[INFO] [stdout]    |
[INFO] [stdout] 85 |     pub fn get_from(&self, index: usize) -> Skip<Iter<HistoryLine>> {
[INFO] [stdout]    |                     ^^^^^                        ^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 85 |     pub fn get_from(&self, index: usize) -> Skip<Iter<'_, HistoryLine>> {
[INFO] [stdout]    |                                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.49s
[INFO] [stderr] crater-edition-check: migrating to next edition
[INFO] [stderr]    Migrating Cargo.toml from 2015 edition to 2018
[INFO] [stderr]    Migrating futures-addition/Cargo.toml from 2018 edition to 2021
[INFO] [stderr]    Migrating pty/Cargo.toml from 2018 edition to 2021
[INFO] [stderr]    Migrating rust-telnet/Cargo.toml from 2018 edition to 2021
[INFO] [stderr]     Checking futures-addition v0.1.0 (/opt/rustwide/workdir/futures-addition)
[INFO] [stderr]     Checking rust-telnet v0.0.1 (/opt/rustwide/workdir/rust-telnet)
[INFO] [stderr] warning: `futures-addition/src/lib.rs` is already on the latest edition (2024), unable to migrate further
[INFO] [stderr] 
[INFO] [stderr] If you are trying to migrate from the previous edition (2021), the
[INFO] [stderr] process requires following these steps:
[INFO] [stderr] 
[INFO] [stderr] 1. Start with `edition = "2021"` in `Cargo.toml`
[INFO] [stderr] 2. Run `cargo fix --edition`
[INFO] [stderr] 3. Modify `Cargo.toml` to set `edition = "2024"`
[INFO] [stderr] 4. Run `cargo build` or `cargo test` to verify the fixes worked
[INFO] [stderr] 
[INFO] [stderr] More details may be found at
[INFO] [stderr] https://doc.rust-lang.org/edition-guide/editions/transitioning-an-existing-project-to-a-new-edition.html
[INFO] [stderr] 
[INFO] [stderr]     Checking pty v0.1.0 (/opt/rustwide/workdir/pty)
[INFO] [stderr] warning: `rust-telnet/src/lib.rs` is already on the latest edition (2024), unable to migrate further
[INFO] [stderr] warning: `pty/src/lib.rs` is already on the latest edition (2024), unable to migrate further
[INFO] [stderr]     Checking rups v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Migrating src/main.rs from 2021 edition to 2024
[INFO] [stderr]        Fixed src/main.rs (1 fix)
[INFO] [stderr]    Migrating tests/run_connection_tests.rs from 2021 edition to 2024
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.45s
[INFO] [stderr] crater-edition-check: rups v0.1.0 (/opt/rustwide/workdir) updating edition from 2021 to 2024
[INFO] [stderr] crater-edition-check: futures-addition v0.1.0 (/opt/rustwide/workdir/futures-addition) updating edition from 2024 to 2024
[INFO] [stderr] crater-edition-check: pty v0.1.0 (/opt/rustwide/workdir/pty) updating edition from 2024 to 2024
[INFO] [stderr] crater-edition-check: rust-telnet v0.0.1 (/opt/rustwide/workdir/rust-telnet) updating edition from 2024 to 2024
[INFO] [stderr]     Checking futures-addition v0.1.0 (/opt/rustwide/workdir/futures-addition)
[INFO] [stderr]     Checking rust-telnet v0.0.1 (/opt/rustwide/workdir/rust-telnet)
[INFO] [stderr]     Checking pty v0.1.0 (/opt/rustwide/workdir/pty)
[INFO] [stderr]     Checking rups v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/child.rs:93:75
[INFO] [stdout]    |
[INFO] [stdout] 93 |             Err(why) => panic!("Couldn't spawn {}: {}", self.args[0], why.description()),
[INFO] [stdout]    |                                                                           ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/child.rs:93:75
[INFO] [stdout]    |
[INFO] [stdout] 93 |             Err(why) => panic!("Couldn't spawn {}: {}", self.args[0], why.description()),
[INFO] [stdout]    |                                                                           ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0271]: expected `{closure@main.rs:128:18}` to return `()`, but it returns `!`
[INFO] [stdout]    --> src/main.rs:128:22
[INFO] [stdout]     |
[INFO] [stdout] 128 |         .map_err(|_| unimplemented!());
[INFO] [stdout]     |                  --- ^^^^^^^^^^^^^^^^ expected `()`, found `!`
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  this closure
[INFO] [stdout] ...
[INFO] [stdout] 209 |     joins.push(Box::new(sigchld_handling) as Box<dyn Future<Item = (), Error = ()>>);
[INFO] [stdout]     |                -------------------------- closure used here
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected unit type `()`
[INFO] [stdout]                     found type `!`
[INFO] [stdout]     = note: required for `MapErr<AndThen<Box<...>, ..., ...>, ...>` to implement `futures::Future`
[INFO] [stdout]     = note: required for the cast from `Box<MapErr<AndThen<Box<...>, ..., ...>, ...>>` to `Box<dyn futures::Future<Error = (), Item = ()>>`
[INFO] [stdout]     = note: the full name for the type has been written to '/opt/rustwide/target/debug/deps/rups-94c328cead59fc1b.long-type-581814945226605312.txt'
[INFO] [stdout]     = note: consider using `--verbose` to print the full type name to the console
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0271]: expected `{closure@main.rs:137:18}` to return `()`, but it returns `!`
[INFO] [stdout]    --> src/main.rs:137:22
[INFO] [stdout]     |
[INFO] [stdout] 137 |         .map_err(|_| unimplemented!());
[INFO] [stdout]     |                  --- ^^^^^^^^^^^^^^^^ expected `()`, found `!`
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  this closure
[INFO] [stdout] ...
[INFO] [stdout] 217 |         Box::new(sigint_handling) as Box<dyn Future<Item = (), Error = ()>>,
[INFO] [stdout]     |         ------------------------- closure used here
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected unit type `()`
[INFO] [stdout]                     found type `!`
[INFO] [stdout]     = note: required for `MapErr<AndThen<Box<...>, ..., ...>, ...>` to implement `futures::Future`
[INFO] [stdout]     = note: required for the cast from `Box<MapErr<AndThen<Box<...>, ..., ...>, ...>>` to `Box<dyn futures::Future<Error = (), Item = ()>>`
[INFO] [stdout]     = note: the full name for the type has been written to '/opt/rustwide/target/debug/deps/rups-94c328cead59fc1b.long-type-16573093131475406846.txt'
[INFO] [stdout]     = note: consider using `--verbose` to print the full type name to the console
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0271]: expected `{closure@main.rs:128:18}` to return `()`, but it returns `!`
[INFO] [stdout]    --> src/main.rs:128:22
[INFO] [stdout]     |
[INFO] [stdout] 128 |         .map_err(|_| unimplemented!());
[INFO] [stdout]     |                  --- ^^^^^^^^^^^^^^^^ expected `()`, found `!`
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  this closure
[INFO] [stdout] ...
[INFO] [stdout] 209 |     joins.push(Box::new(sigchld_handling) as Box<dyn Future<Item = (), Error = ()>>);
[INFO] [stdout]     |                -------------------------- closure used here
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected unit type `()`
[INFO] [stdout]                     found type `!`
[INFO] [stdout]     = note: required for `MapErr<AndThen<Box<...>, ..., ...>, ...>` to implement `futures::Future`
[INFO] [stdout]     = note: required for the cast from `Box<MapErr<AndThen<Box<...>, ..., ...>, ...>>` to `Box<dyn futures::Future<Error = (), Item = ()>>`
[INFO] [stdout]     = note: the full name for the type has been written to '/opt/rustwide/target/debug/deps/rups-8dc9d60df152fa8f.long-type-4905978485986337214.txt'
[INFO] [stdout]     = note: consider using `--verbose` to print the full type name to the console
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0271]: expected `{closure@main.rs:137:18}` to return `()`, but it returns `!`
[INFO] [stdout]    --> src/main.rs:137:22
[INFO] [stdout]     |
[INFO] [stdout] 137 |         .map_err(|_| unimplemented!());
[INFO] [stdout]     |                  --- ^^^^^^^^^^^^^^^^ expected `()`, found `!`
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  this closure
[INFO] [stdout] ...
[INFO] [stdout] 217 |         Box::new(sigint_handling) as Box<dyn Future<Item = (), Error = ()>>,
[INFO] [stdout]     |         ------------------------- closure used here
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected unit type `()`
[INFO] [stdout]                     found type `!`
[INFO] [stdout]     = note: required for `MapErr<AndThen<Box<...>, ..., ...>, ...>` to implement `futures::Future`
[INFO] [stdout]     = note: required for the cast from `Box<MapErr<AndThen<Box<...>, ..., ...>, ...>>` to `Box<dyn futures::Future<Error = (), Item = ()>>`
[INFO] [stdout]     = note: the full name for the type has been written to '/opt/rustwide/target/debug/deps/rups-8dc9d60df152fa8f.long-type-1413363612648162680.txt'
[INFO] [stdout]     = note: consider using `--verbose` to print the full type name to the console
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0271`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rups` (bin "rups" test) due to 2 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] For more information about this error, try `rustc --explain E0271`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rups` (bin "rups") due to 2 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "53bd0c26d95d4c7051d2f8b263146c69ac8291997eacea71957b0e863f6abf2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53bd0c26d95d4c7051d2f8b263146c69ac8291997eacea71957b0e863f6abf2f", kill_on_drop: false }`
[INFO] [stdout] 53bd0c26d95d4c7051d2f8b263146c69ac8291997eacea71957b0e863f6abf2f
