[INFO] cloning repository https://github.com/mikeastock/mux
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mikeastock/mux" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmikeastock%2Fmux", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmikeastock%2Fmux'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2fb9c053967e85e901740c0f59362138ed6a7409
[INFO] checking mikeastock/mux against master#cb06d12710575a0d7ff71d6fe108f3bcff4f9195 for pr-128425-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmikeastock%2Fmux" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mikeastock/mux on toolchain cb06d12710575a0d7ff71d6fe108f3bcff4f9195
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cb06d12710575a0d7ff71d6fe108f3bcff4f9195" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mikeastock/mux
[INFO] finished tweaking git repo https://github.com/mikeastock/mux
[INFO] tweaked toml for git repo https://github.com/mikeastock/mux written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/mikeastock/mux 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" "+cb06d12710575a0d7ff71d6fe108f3bcff4f9195" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded strsim v0.4.0
[INFO] [stderr]   Downloaded vec_map v0.4.0
[INFO] [stderr]   Downloaded ansi_term v0.7.1
[INFO] [stderr]   Downloaded clap v1.5.5
[INFO] [stderr]   Downloaded yaml-rust v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+cb06d12710575a0d7ff71d6fe108f3bcff4f9195" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 856033ddc233009ffd53d938d24ca11eac38f4d7ab8697c6c54ac6289e1442d6
[INFO] running `Command { std: "docker" "start" "-a" "856033ddc233009ffd53d938d24ca11eac38f4d7ab8697c6c54ac6289e1442d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "856033ddc233009ffd53d938d24ca11eac38f4d7ab8697c6c54ac6289e1442d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "856033ddc233009ffd53d938d24ca11eac38f4d7ab8697c6c54ac6289e1442d6", kill_on_drop: false }`
[INFO] [stdout] 856033ddc233009ffd53d938d24ca11eac38f4d7ab8697c6c54ac6289e1442d6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+cb06d12710575a0d7ff71d6fe108f3bcff4f9195" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 457a94697ca6c34fe7da996b270717a28e8b2a29db4f9cf999b3a92168405771
[INFO] running `Command { std: "docker" "start" "-a" "457a94697ca6c34fe7da996b270717a28e8b2a29db4f9cf999b3a92168405771", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]     Checking vec_map v0.4.0
[INFO] [stderr]     Checking bitflags v0.3.3
[INFO] [stderr]     Checking ansi_term v0.7.1
[INFO] [stderr]     Checking strsim v0.4.0
[INFO] [stderr]     Checking yaml-rust v0.3.0
[INFO] [stderr]     Checking clap v1.5.5
[INFO] [stderr]     Checking mux v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `yaml_rust::ScanError`
[INFO] [stdout]   --> src/error.rs:54:9
[INFO] [stdout]    |
[INFO] [stdout] 54 |     use yaml_rust::ScanError;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `from`
[INFO] [stdout]   --> src/error.rs:58:18
[INFO] [stdout]    |
[INFO] [stdout] 58 |     macro_rules! from {
[INFO] [stdout]    |                  ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:43:23
[INFO] [stdout]    |
[INFO] [stdout] 43 |     let file_string = try!(load_yaml(session_name));
[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/main.rs:44:17
[INFO] [stdout]    |
[INFO] [stdout] 44 |     let yamls = try!(YamlLoader::load_from_str(&file_string));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:51:5
[INFO] [stdout]    |
[INFO] [stdout] 51 |     try!(file.read_to_string(&mut file_string));
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:49:20
[INFO] [stdout]    |
[INFO] [stdout] 49 |     let mut file = try!(File::open(session_filepath(session_name)));
[INFO] [stdout]    |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/error.rs:30:32
[INFO] [stdout]    |
[INFO] [stdout] 30 |     fn cause(&self) -> Option<&StdError> {
[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]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 30 |     fn cause(&self) -> Option<&dyn StdError> {
[INFO] [stdout]    |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:43:23
[INFO] [stdout]    |
[INFO] [stdout] 43 |     let file_string = try!(load_yaml(session_name));
[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/main.rs:44:17
[INFO] [stdout]    |
[INFO] [stdout] 44 |     let yamls = try!(YamlLoader::load_from_str(&file_string));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:51:5
[INFO] [stdout]    |
[INFO] [stdout] 51 |     try!(file.read_to_string(&mut file_string));
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:49:20
[INFO] [stdout]    |
[INFO] [stdout] 49 |     let mut file = try!(File::open(session_filepath(session_name)));
[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/error.rs:18:26
[INFO] [stdout]    |
[INFO] [stdout] 18 |         f.write_str(self.description())
[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/error.rs:25:36
[INFO] [stdout]    |
[INFO] [stdout] 25 |             Io(ref error) => error.description(),
[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/error.rs:26:42
[INFO] [stdout]    |
[INFO] [stdout] 26 |             YamlScan(ref error) => error.description(),
[INFO] [stdout]    |                                          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::cause`: replaced by Error::source, which can support downcasting
[INFO] [stdout]   --> src/error.rs:73:34
[INFO] [stdout]    |
[INFO] [stdout] 73 |                     let desc = e.cause().unwrap().description();
[INFO] [stdout]    |                                  ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 84 |         from_and_cause!(io::Error::new(io::ErrorKind::Other, "other") => Io(..));
[INFO] [stdout]    |         ------------------------------------------------------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `from_and_cause` (in Nightly builds, run with -Z macro-backtrace for more info)
[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/error.rs:73:51
[INFO] [stdout]    |
[INFO] [stdout] 73 |                     let desc = e.cause().unwrap().description();
[INFO] [stdout]    |                                                   ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 84 |         from_and_cause!(io::Error::new(io::ErrorKind::Other, "other") => Io(..));
[INFO] [stdout]    |         ------------------------------------------------------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `from_and_cause` (in Nightly builds, run with -Z macro-backtrace for more info)
[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/error.rs:74:44
[INFO] [stdout]    |
[INFO] [stdout] 74 |                     assert_eq!(desc, $from.description().to_owned());
[INFO] [stdout]    |                                            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 84 |         from_and_cause!(io::Error::new(io::ErrorKind::Other, "other") => Io(..));
[INFO] [stdout]    |         ------------------------------------------------------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `from_and_cause` (in Nightly builds, run with -Z macro-backtrace for more info)
[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/error.rs:75:40
[INFO] [stdout]    |
[INFO] [stdout] 75 |                     assert_eq!(desc, e.description());
[INFO] [stdout]    |                                        ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 84 |         from_and_cause!(io::Error::new(io::ErrorKind::Other, "other") => Io(..));
[INFO] [stdout]    |         ------------------------------------------------------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `from_and_cause` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/error.rs:30:32
[INFO] [stdout]    |
[INFO] [stdout] 30 |     fn cause(&self) -> Option<&StdError> {
[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]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 30 |     fn cause(&self) -> Option<&dyn StdError> {
[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/error.rs:18:26
[INFO] [stdout]    |
[INFO] [stdout] 18 |         f.write_str(self.description())
[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/error.rs:25:36
[INFO] [stdout]    |
[INFO] [stdout] 25 |             Io(ref error) => error.description(),
[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/error.rs:26:42
[INFO] [stdout]    |
[INFO] [stdout] 26 |             YamlScan(ref error) => error.description(),
[INFO] [stdout]    |                                          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.50s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: clap v1.5.5
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "457a94697ca6c34fe7da996b270717a28e8b2a29db4f9cf999b3a92168405771", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "457a94697ca6c34fe7da996b270717a28e8b2a29db4f9cf999b3a92168405771", kill_on_drop: false }`
[INFO] [stdout] 457a94697ca6c34fe7da996b270717a28e8b2a29db4f9cf999b3a92168405771
