[INFO] cloning repository https://github.com/sandhose/rust-todo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sandhose/rust-todo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsandhose%2Frust-todo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsandhose%2Frust-todo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c058b04a64b0b8433d51d8a6c70e71a046369fb9
[INFO] testing sandhose/rust-todo against beta-2022-02-22 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsandhose%2Frust-todo" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sandhose/rust-todo on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/sandhose/rust-todo
[INFO] finished tweaking git repo https://github.com/sandhose/rust-todo
[INFO] tweaked toml for git repo https://github.com/sandhose/rust-todo written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/sandhose/rust-todo already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded clap v2.18.0
[INFO] [stderr]   Downloaded unicode-segmentation v0.1.2
[INFO] [stderr]   Downloaded xdg v2.0.0
[INFO] [stderr]   Downloaded unicode-width v0.1.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 97edff3ca28eaa611b5c1a616f5f71c03f19bb16b5b18398b7f3915d38c99c2c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "97edff3ca28eaa611b5c1a616f5f71c03f19bb16b5b18398b7f3915d38c99c2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "97edff3ca28eaa611b5c1a616f5f71c03f19bb16b5b18398b7f3915d38c99c2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97edff3ca28eaa611b5c1a616f5f71c03f19bb16b5b18398b7f3915d38c99c2c", kill_on_drop: false }`
[INFO] [stdout] 97edff3ca28eaa611b5c1a616f5f71c03f19bb16b5b18398b7f3915d38c99c2c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0f4c5bf7ad0e4db96fe031bcbbff9a58ed2b3e1c2884d89c92d3b6b52743168f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "0f4c5bf7ad0e4db96fe031bcbbff9a58ed2b3e1c2884d89c92d3b6b52743168f", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-width v0.1.3
[INFO] [stderr]    Compiling unicode-segmentation v0.1.2
[INFO] [stderr]    Compiling strsim v0.5.1
[INFO] [stderr]    Compiling vec_map v0.6.0
[INFO] [stderr]    Compiling xdg v2.0.0
[INFO] [stderr]    Compiling term_size v0.2.1
[INFO] [stderr]    Compiling toml v0.2.1
[INFO] [stderr]    Compiling term v0.2.14
[INFO] [stderr]    Compiling clap v2.18.0
[INFO] [stderr]    Compiling todo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]  --> src/todo/todo.rs:4:17
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[derive(Debug, RustcEncodable, RustcDecodable, Clone, PartialEq, Eq, Hash, PartialOrd, Ord)]
[INFO] [stdout]   |                 ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]  --> src/todo/todo.rs:4:33
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[derive(Debug, RustcEncodable, RustcDecodable, Clone, PartialEq, Eq, Hash, PartialOrd, Ord)]
[INFO] [stdout]   |                                 ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/todo/list.rs:16:17
[INFO] [stdout]    |
[INFO] [stdout] 16 | #[derive(Debug, RustcEncodable, RustcDecodable, Clone, PartialEq, Eq, Hash, PartialOrd)]
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/todo/list.rs:16:33
[INFO] [stdout]    |
[INFO] [stdout] 16 | #[derive(Debug, RustcEncodable, RustcDecodable, Clone, PartialEq, Eq, Hash, PartialOrd)]
[INFO] [stdout]    |                                 ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/todo/list.rs:85:9
[INFO] [stdout]    |
[INFO] [stdout] 85 |         try!(file.read_to_string(&mut r).map_err(Error::IOError));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/todo/list.rs:83:24
[INFO] [stdout]    |
[INFO] [stdout] 83 |         let mut file = try!(File::open(path).map_err(Error::IOError));
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/todo/list.rs:112:9
[INFO] [stdout]     |
[INFO] [stdout] 112 |         try!(self.encode(&mut encoder).map_err(Error::EncodeError));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/todo/list.rs:110:30
[INFO] [stdout]     |
[INFO] [stdout] 110 |         let mut file: File = try!(File::create(path).map_err(Error::IOError));
[INFO] [stdout]     |                              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/todo/list.rs:117:20
[INFO] [stdout]     |
[INFO] [stdout] 117 |         let path = try!(Self::get_default_path());
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/todo/list.rs:161:32
[INFO] [stdout]     |
[INFO] [stdout] 161 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stdout]     |                                ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 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] 161 -     fn cause(&self) -> Option<&error::Error> {
[INFO] [stdout] 161 +     fn cause(&self) -> Option<&dyn error::Error> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/todo/list.rs:150:57
[INFO] [stdout]     |
[INFO] [stdout] 150 |             Error::BaseDirectoriesError(ref err) => err.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/todo/list.rs:151:48
[INFO] [stdout]     |
[INFO] [stdout] 151 |             Error::DecodeError(ref err) => err.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/todo/list.rs:152:48
[INFO] [stdout]     |
[INFO] [stdout] 152 |             Error::EncodeError(ref err) => err.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/todo/list.rs:153:44
[INFO] [stdout]     |
[INFO] [stdout] 153 |             Error::IOError(ref err) => err.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/todo/list.rs:155:47
[INFO] [stdout]     |
[INFO] [stdout] 155 |                 Some(&(_, _, ref err)) => err.description(),
[INFO] [stdout]     |                                               ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::cause`: replaced by Error::source, which can support downcasting
[INFO] [stdout]    --> src/todo/list.rs:167:90
[INFO] [stdout]     |
[INFO] [stdout] 167 |             Error::ParserError(ref errs) => errs.first().and_then(|&(_, _, ref err)| err.cause()),
[INFO] [stdout]     |                                                                                          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `find_todo`
[INFO] [stdout]   --> src/todo/list.rs:50:12
[INFO] [stdout]    |
[INFO] [stdout] 50 |     pub fn find_todo(&self, todo: &Todo) -> Option<usize> {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `load`
[INFO] [stdout]    --> src/todo/list.rs:104:12
[INFO] [stdout]     |
[INFO] [stdout] 104 |     pub fn load() -> Result<Self, Error> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `save`
[INFO] [stdout]    --> src/todo/list.rs:116:12
[INFO] [stdout]     |
[INFO] [stdout] 116 |     pub fn save(&self) -> Result<(), Error> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 19 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.42s
[INFO] running `Command { std: "docker" "inspect" "0f4c5bf7ad0e4db96fe031bcbbff9a58ed2b3e1c2884d89c92d3b6b52743168f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f4c5bf7ad0e4db96fe031bcbbff9a58ed2b3e1c2884d89c92d3b6b52743168f", kill_on_drop: false }`
[INFO] [stdout] 0f4c5bf7ad0e4db96fe031bcbbff9a58ed2b3e1c2884d89c92d3b6b52743168f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "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] c5a85d559010b135f41de2ce9c0e625e36a02eb1b83365b0194b1d6560233dab
[INFO] running `Command { std: "docker" "start" "-a" "c5a85d559010b135f41de2ce9c0e625e36a02eb1b83365b0194b1d6560233dab", kill_on_drop: false }`
[INFO] [stderr]    Compiling todo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]  --> src/todo/todo.rs:4:17
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[derive(Debug, RustcEncodable, RustcDecodable, Clone, PartialEq, Eq, Hash, PartialOrd, Ord)]
[INFO] [stdout]   |                 ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]  --> src/todo/todo.rs:4:33
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[derive(Debug, RustcEncodable, RustcDecodable, Clone, PartialEq, Eq, Hash, PartialOrd, Ord)]
[INFO] [stdout]   |                                 ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/todo/list.rs:16:17
[INFO] [stdout]    |
[INFO] [stdout] 16 | #[derive(Debug, RustcEncodable, RustcDecodable, Clone, PartialEq, Eq, Hash, PartialOrd)]
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/todo/list.rs:16:33
[INFO] [stdout]    |
[INFO] [stdout] 16 | #[derive(Debug, RustcEncodable, RustcDecodable, Clone, PartialEq, Eq, Hash, PartialOrd)]
[INFO] [stdout]    |                                 ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/todo/list.rs:85:9
[INFO] [stdout]    |
[INFO] [stdout] 85 |         try!(file.read_to_string(&mut r).map_err(Error::IOError));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/todo/list.rs:83:24
[INFO] [stdout]    |
[INFO] [stdout] 83 |         let mut file = try!(File::open(path).map_err(Error::IOError));
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/todo/list.rs:112:9
[INFO] [stdout]     |
[INFO] [stdout] 112 |         try!(self.encode(&mut encoder).map_err(Error::EncodeError));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/todo/list.rs:110:30
[INFO] [stdout]     |
[INFO] [stdout] 110 |         let mut file: File = try!(File::create(path).map_err(Error::IOError));
[INFO] [stdout]     |                              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/todo/list.rs:117:20
[INFO] [stdout]     |
[INFO] [stdout] 117 |         let path = try!(Self::get_default_path());
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/todo/list.rs:161:32
[INFO] [stdout]     |
[INFO] [stdout] 161 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stdout]     |                                ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 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] 161 -     fn cause(&self) -> Option<&error::Error> {
[INFO] [stdout] 161 +     fn cause(&self) -> Option<&dyn error::Error> {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/todo/list.rs:150:57
[INFO] [stdout]     |
[INFO] [stdout] 150 |             Error::BaseDirectoriesError(ref err) => err.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/todo/list.rs:151:48
[INFO] [stdout]     |
[INFO] [stdout] 151 |             Error::DecodeError(ref err) => err.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/todo/list.rs:152:48
[INFO] [stdout]     |
[INFO] [stdout] 152 |             Error::EncodeError(ref err) => err.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/todo/list.rs:153:44
[INFO] [stdout]     |
[INFO] [stdout] 153 |             Error::IOError(ref err) => err.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/todo/list.rs:155:47
[INFO] [stdout]     |
[INFO] [stdout] 155 |                 Some(&(_, _, ref err)) => err.description(),
[INFO] [stdout]     |                                               ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::cause`: replaced by Error::source, which can support downcasting
[INFO] [stdout]    --> src/todo/list.rs:167:90
[INFO] [stdout]     |
[INFO] [stdout] 167 |             Error::ParserError(ref errs) => errs.first().and_then(|&(_, _, ref err)| err.cause()),
[INFO] [stdout]     |                                                                                          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `find_todo`
[INFO] [stdout]   --> src/todo/list.rs:50:12
[INFO] [stdout]    |
[INFO] [stdout] 50 |     pub fn find_todo(&self, todo: &Todo) -> Option<usize> {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `load`
[INFO] [stdout]    --> src/todo/list.rs:104:12
[INFO] [stdout]     |
[INFO] [stdout] 104 |     pub fn load() -> Result<Self, Error> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `save`
[INFO] [stdout]    --> src/todo/list.rs:116:12
[INFO] [stdout]     |
[INFO] [stdout] 116 |     pub fn save(&self) -> Result<(), Error> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 19 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.24s
[INFO] running `Command { std: "docker" "inspect" "c5a85d559010b135f41de2ce9c0e625e36a02eb1b83365b0194b1d6560233dab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5a85d559010b135f41de2ce9c0e625e36a02eb1b83365b0194b1d6560233dab", kill_on_drop: false }`
[INFO] [stdout] c5a85d559010b135f41de2ce9c0e625e36a02eb1b83365b0194b1d6560233dab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "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] fe9d2eecbf99c69bfd233c6a2825117af21649553e10536da8d7aa876c570877
[INFO] running `Command { std: "docker" "start" "-a" "fe9d2eecbf99c69bfd233c6a2825117af21649553e10536da8d7aa876c570877", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stderr]  --> src/todo/todo.rs:4:17
[INFO] [stderr]   |
[INFO] [stderr] 4 | #[derive(Debug, RustcEncodable, RustcDecodable, Clone, PartialEq, Eq, Hash, PartialOrd, Ord)]
[INFO] [stderr]   |                 ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stderr]  --> src/todo/todo.rs:4:33
[INFO] [stderr]   |
[INFO] [stderr] 4 | #[derive(Debug, RustcEncodable, RustcDecodable, Clone, PartialEq, Eq, Hash, PartialOrd, Ord)]
[INFO] [stderr]   |                                 ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stderr]   --> src/todo/list.rs:16:17
[INFO] [stderr]    |
[INFO] [stderr] 16 | #[derive(Debug, RustcEncodable, RustcDecodable, Clone, PartialEq, Eq, Hash, PartialOrd)]
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stderr]   --> src/todo/list.rs:16:33
[INFO] [stderr]    |
[INFO] [stderr] 16 | #[derive(Debug, RustcEncodable, RustcDecodable, Clone, PartialEq, Eq, Hash, PartialOrd)]
[INFO] [stderr]    |                                 ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/todo/list.rs:85:9
[INFO] [stderr]    |
[INFO] [stderr] 85 |         try!(file.read_to_string(&mut r).map_err(Error::IOError));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/todo/list.rs:83:24
[INFO] [stderr]    |
[INFO] [stderr] 83 |         let mut file = try!(File::open(path).map_err(Error::IOError));
[INFO] [stderr]    |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/todo/list.rs:112:9
[INFO] [stderr]     |
[INFO] [stderr] 112 |         try!(self.encode(&mut encoder).map_err(Error::EncodeError));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/todo/list.rs:110:30
[INFO] [stderr]     |
[INFO] [stderr] 110 |         let mut file: File = try!(File::create(path).map_err(Error::IOError));
[INFO] [stderr]     |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/todo/list.rs:117:20
[INFO] [stderr]     |
[INFO] [stderr] 117 |         let path = try!(Self::get_default_path());
[INFO] [stderr]     |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/todo/list.rs:161:32
[INFO] [stderr]     |
[INFO] [stderr] 161 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stderr]     |                                ^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 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] 161 -     fn cause(&self) -> Option<&error::Error> {
[INFO] [stderr] 161 +     fn cause(&self) -> Option<&dyn error::Error> {
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]    --> src/todo/list.rs:150:57
[INFO] [stderr]     |
[INFO] [stderr] 150 |             Error::BaseDirectoriesError(ref err) => err.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/todo/list.rs:151:48
[INFO] [stderr]     |
[INFO] [stderr] 151 |             Error::DecodeError(ref err) => err.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/todo/list.rs:152:48
[INFO] [stderr]     |
[INFO] [stderr] 152 |             Error::EncodeError(ref err) => err.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/todo/list.rs:153:44
[INFO] [stderr]     |
[INFO] [stderr] 153 |             Error::IOError(ref err) => err.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/todo/list.rs:155:47
[INFO] [stderr]     |
[INFO] [stderr] 155 |                 Some(&(_, _, ref err)) => err.description(),
[INFO] [stderr]     |                                               ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::cause`: replaced by Error::source, which can support downcasting
[INFO] [stderr]    --> src/todo/list.rs:167:90
[INFO] [stderr]     |
[INFO] [stderr] 167 |             Error::ParserError(ref errs) => errs.first().and_then(|&(_, _, ref err)| err.cause()),
[INFO] [stderr]     |                                                                                          ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `find_todo`
[INFO] [stderr]   --> src/todo/list.rs:50:12
[INFO] [stderr]    |
[INFO] [stderr] 50 |     pub fn find_todo(&self, todo: &Todo) -> Option<usize> {
[INFO] [stderr]    |            ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `load`
[INFO] [stderr]    --> src/todo/list.rs:104:12
[INFO] [stderr]     |
[INFO] [stderr] 104 |     pub fn load() -> Result<Self, Error> {
[INFO] [stderr]     |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `save`
[INFO] [stderr]    --> src/todo/list.rs:116:12
[INFO] [stderr]     |
[INFO] [stderr] 116 |     pub fn save(&self) -> Result<(), Error> {
[INFO] [stderr]     |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `todo` (bin "todo" test) generated 19 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/todo-62bf3ecc93c031f6)
[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" "fe9d2eecbf99c69bfd233c6a2825117af21649553e10536da8d7aa876c570877", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe9d2eecbf99c69bfd233c6a2825117af21649553e10536da8d7aa876c570877", kill_on_drop: false }`
[INFO] [stdout] fe9d2eecbf99c69bfd233c6a2825117af21649553e10536da8d7aa876c570877