[INFO] fetching crate bosun_emitter 1.2.0...
[INFO] testing bosun_emitter-1.2.0 against beta-2024-12-08 for beta-1.84.0-4-retry
[INFO] extracting crate bosun_emitter 1.2.0 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate bosun_emitter 1.2.0 on toolchain beta-2024-12-08
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-12-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bosun_emitter 1.2.0
[INFO] finished tweaking crates.io crate bosun_emitter 1.2.0
[INFO] tweaked toml for crates.io crate bosun_emitter 1.2.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-12-08" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 230 packages to latest compatible versions
[INFO] [stderr]       Adding clap v2.34.0 (available: v4.5.23)
[INFO] [stderr]       Adding env_logger v0.3.5 (available: v0.11.5)
[INFO] [stderr]       Adding log v0.3.9 (available: v0.4.22)
[INFO] [stderr]       Adding mktemp v0.1.2 (available: v0.5.1)
[INFO] [stderr]       Adding reqwest v0.9.24 (available: v0.12.9)
[INFO] [stderr]       Adding toml v0.1.30 (available: v0.8.19)
[INFO] [stderr]       Adding wasi v0.10.0+wasi-snapshot-preview1 (available: v0.10.2+wasi-snapshot-preview1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-12-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-12-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] aa2c55f7a42490c23662c2b2b718cec36494cae7439789282ba5df1a41f3dcbc
[INFO] running `Command { std: "docker" "start" "-a" "aa2c55f7a42490c23662c2b2b718cec36494cae7439789282ba5df1a41f3dcbc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aa2c55f7a42490c23662c2b2b718cec36494cae7439789282ba5df1a41f3dcbc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa2c55f7a42490c23662c2b2b718cec36494cae7439789282ba5df1a41f3dcbc", kill_on_drop: false }`
[INFO] [stdout] aa2c55f7a42490c23662c2b2b718cec36494cae7439789282ba5df1a41f3dcbc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-12-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1ebfe070f7bdbd9301dd572b0d2f224d8301ce3dbf76239aa9ac4d4115d7d1f8
[INFO] running `Command { std: "docker" "start" "-a" "1ebfe070f7bdbd9301dd572b0d2f224d8301ce3dbf76239aa9ac4d4115d7d1f8", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
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[INFO] [stderr]    Compiling cookie_store v0.7.0
[INFO] [stderr]    Compiling reqwest v0.9.24
[INFO] [stderr]    Compiling bosun_emitter v1.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of unstable library feature `rustc_encodable_decodable`: derive macro for `rustc-serialize`; should not be used in new code
[INFO] [stdout]    --> src/lib.rs:217:10
[INFO] [stdout]     |
[INFO] [stdout] 217 | #[derive(RustcEncodable, Debug)]
[INFO] [stdout]     |          ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #64266 <https://github.com/rust-lang/rust/issues/64266>
[INFO] [stdout]     = note: `#[warn(soft_unstable)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]    --> src/lib.rs:217:10
[INFO] [stdout]     |
[INFO] [stdout] 217 | #[derive(RustcEncodable, Debug)]
[INFO] [stdout]     |          ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of unstable library feature `rustc_encodable_decodable`: derive macro for `rustc-serialize`; should not be used in new code
[INFO] [stdout]    --> src/lib.rs:289:10
[INFO] [stdout]     |
[INFO] [stdout] 289 | #[derive(RustcEncodable, Debug)]
[INFO] [stdout]     |          ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #64266 <https://github.com/rust-lang/rust/issues/64266>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]    --> src/lib.rs:289:10
[INFO] [stdout]     |
[INFO] [stdout] 289 | #[derive(RustcEncodable, Debug)]
[INFO] [stdout]     |          ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of unstable library feature `rustc_encodable_decodable`: derive macro for `rustc-serialize`; should not be used in new code
[INFO] [stdout]    --> src/lib.rs:359:10
[INFO] [stdout]     |
[INFO] [stdout] 359 | #[derive(RustcDecodable)]
[INFO] [stdout]     |          ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #64266 <https://github.com/rust-lang/rust/issues/64266>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]    --> src/lib.rs:359:10
[INFO] [stdout]     |
[INFO] [stdout] 359 | #[derive(RustcDecodable)]
[INFO] [stdout]     |          ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:137:23
[INFO] [stdout]     |
[INFO] [stdout] 137 |         let encoded = try!(metadata.to_json());
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:162:23
[INFO] [stdout]     |
[INFO] [stdout] 162 |         let encoded = try!(datum.to_json());
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:278:20
[INFO] [stdout]     |
[INFO] [stdout] 278 |         let json = try!(json::encode(&metadata));
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:345:20
[INFO] [stdout]     |
[INFO] [stdout] 345 |         let json = try!(json::encode(self));
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:387:30
[INFO] [stdout]     |
[INFO] [stdout] 387 |                 let config = try!(BosunConfig::decode(&mut decoder));
[INFO] [stdout]     |                              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:398:9
[INFO] [stdout]     |
[INFO] [stdout] 398 |         try!(config_file.read_to_string(&mut config_content));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:396:31
[INFO] [stdout]     |
[INFO] [stdout] 396 |         let mut config_file = try!(File::open(file_path));
[INFO] [stdout]     |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:383:85
[INFO] [stdout]     |
[INFO] [stdout] 383 |     pub fn load_from_scollector_config(file_path: &Path) -> Result<BosunConfig, Box<std::error::Error>> {
[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] 383 |     pub fn load_from_scollector_config(file_path: &Path) -> Result<BosunConfig, Box<dyn std::error::Error>> {
[INFO] [stdout]     |                                                                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:395:63
[INFO] [stdout]     |
[INFO] [stdout] 395 |     fn load_toml(file_path: &Path) -> Result<toml::Value, Box<std::error::Error>> {
[INFO] [stdout]     |                                                               ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 395 |     fn load_toml(file_path: &Path) -> Result<toml::Value, Box<dyn std::error::Error>> {
[INFO] [stdout]     |                                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:183:41
[INFO] [stdout]     |
[INFO] [stdout] 183 |         let bosun_config: BosunConfig = try!(BosunConfig::load_from_scollector_config(&bosun_config_file_path));
[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:223:9
[INFO] [stdout]     |
[INFO] [stdout] 223 |         try!(parse_tags(&mut config, &tags_string));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:260:13
[INFO] [stdout]     |
[INFO] [stdout] 260 |             try!(emit_metadata(config));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:180:60
[INFO] [stdout]     |
[INFO] [stdout] 180 | fn parse_args(cli_args: &ArgMatches) -> Result<Config, Box<Error>> {
[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] 180 | fn parse_args(cli_args: &ArgMatches) -> Result<Config, Box<dyn Error>> {
[INFO] [stdout]     |                                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2m 01s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: bosun_emitter v1.2.0 (/opt/rustwide/workdir)
[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" "1ebfe070f7bdbd9301dd572b0d2f224d8301ce3dbf76239aa9ac4d4115d7d1f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ebfe070f7bdbd9301dd572b0d2f224d8301ce3dbf76239aa9ac4d4115d7d1f8", kill_on_drop: false }`
[INFO] [stdout] 1ebfe070f7bdbd9301dd572b0d2f224d8301ce3dbf76239aa9ac4d4115d7d1f8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-12-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 95c25c4051463e2458876c7fac48f9a8deab852b2fe712b138474e7ac095ee56
[INFO] running `Command { std: "docker" "start" "-a" "95c25c4051463e2458876c7fac48f9a8deab852b2fe712b138474e7ac095ee56", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stdout] warning: use of unstable library feature `rustc_encodable_decodable`: derive macro for `rustc-serialize`; should not be used in new code
[INFO] [stdout]    --> src/lib.rs:217:10
[INFO] [stdout]     |
[INFO] [stdout] 217 | #[derive(RustcEncodable, Debug)]
[INFO] [stdout]     |          ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #64266 <https://github.com/rust-lang/rust/issues/64266>
[INFO] [stdout]     = note: `#[warn(soft_unstable)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]    --> src/lib.rs:217:10
[INFO] [stdout]     |
[INFO] [stdout] 217 | #[derive(RustcEncodable, Debug)]
[INFO] [stdout]     |          ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of unstable library feature `rustc_encodable_decodable`: derive macro for `rustc-serialize`; should not be used in new code
[INFO] [stdout]    --> src/lib.rs:289:10
[INFO] [stdout]     |
[INFO] [stdout] 289 | #[derive(RustcEncodable, Debug)]
[INFO] [stdout]     |          ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #64266 <https://github.com/rust-lang/rust/issues/64266>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]    --> src/lib.rs:289:10
[INFO] [stdout]     |
[INFO] [stdout] 289 | #[derive(RustcEncodable, Debug)]
[INFO] [stdout]     |          ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of unstable library feature `rustc_encodable_decodable`: derive macro for `rustc-serialize`; should not be used in new code
[INFO] [stdout]    --> src/lib.rs:359:10
[INFO] [stdout]     |
[INFO] [stdout] 359 | #[derive(RustcDecodable)]
[INFO] [stdout]     |          ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #64266 <https://github.com/rust-lang/rust/issues/64266>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]    --> src/lib.rs:359:10
[INFO] [stdout]     |
[INFO] [stdout] 359 | #[derive(RustcDecodable)]
[INFO] [stdout]     |          ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:137:23
[INFO] [stdout]     |
[INFO] [stdout] 137 |         let encoded = try!(metadata.to_json());
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:162:23
[INFO] [stdout]     |
[INFO] [stdout] 162 |         let encoded = try!(datum.to_json());
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:278:20
[INFO] [stdout]     |
[INFO] [stdout] 278 |         let json = try!(json::encode(&metadata));
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:345:20
[INFO] [stdout]     |
[INFO] [stdout] 345 |         let json = try!(json::encode(self));
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:387:30
[INFO] [stdout]     |
[INFO] [stdout] 387 |                 let config = try!(BosunConfig::decode(&mut decoder));
[INFO] [stdout]     |                              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:398:9
[INFO] [stdout]     |
[INFO] [stdout] 398 |         try!(config_file.read_to_string(&mut config_content));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:396:31
[INFO] [stdout]     |
[INFO] [stdout] 396 |         let mut config_file = try!(File::open(file_path));
[INFO] [stdout]     |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:383:85
[INFO] [stdout]     |
[INFO] [stdout] 383 |     pub fn load_from_scollector_config(file_path: &Path) -> Result<BosunConfig, Box<std::error::Error>> {
[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] 383 |     pub fn load_from_scollector_config(file_path: &Path) -> Result<BosunConfig, Box<dyn std::error::Error>> {
[INFO] [stdout]     |                                                                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:395:63
[INFO] [stdout]     |
[INFO] [stdout] 395 |     fn load_toml(file_path: &Path) -> Result<toml::Value, Box<std::error::Error>> {
[INFO] [stdout]     |                                                               ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 395 |     fn load_toml(file_path: &Path) -> Result<toml::Value, Box<dyn std::error::Error>> {
[INFO] [stdout]     |                                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:183:41
[INFO] [stdout]     |
[INFO] [stdout] 183 |         let bosun_config: BosunConfig = try!(BosunConfig::load_from_scollector_config(&bosun_config_file_path));
[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:223:9
[INFO] [stdout]     |
[INFO] [stdout] 223 |         try!(parse_tags(&mut config, &tags_string));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:260:13
[INFO] [stdout]     |
[INFO] [stdout] 260 |             try!(emit_metadata(config));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:180:60
[INFO] [stdout]     |
[INFO] [stdout] 180 | fn parse_args(cli_args: &ArgMatches) -> Result<Config, Box<Error>> {
[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] 180 | fn parse_args(cli_args: &ArgMatches) -> Result<Config, Box<dyn Error>> {
[INFO] [stdout]     |                                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling uuid v0.1.18
[INFO] [stderr]    Compiling mktemp v0.1.2
[INFO] [stderr]    Compiling bosun_emitter v1.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:183:41
[INFO] [stdout]     |
[INFO] [stdout] 183 |         let bosun_config: BosunConfig = try!(BosunConfig::load_from_scollector_config(&bosun_config_file_path));
[INFO] [stdout]     |                                         ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of unstable library feature `rustc_encodable_decodable`: derive macro for `rustc-serialize`; should not be used in new code
[INFO] [stdout]    --> src/lib.rs:217:10
[INFO] [stdout]     |
[INFO] [stdout] 217 | #[derive(RustcEncodable, Debug)]
[INFO] [stdout]     |          ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #64266 <https://github.com/rust-lang/rust/issues/64266>
[INFO] [stdout]     = note: `#[warn(soft_unstable)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:223:9
[INFO] [stdout]     |
[INFO] [stdout] 223 |         try!(parse_tags(&mut config, &tags_string));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:260:13
[INFO] [stdout]     |
[INFO] [stdout] 260 |             try!(emit_metadata(config));
[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/lib.rs:217:10
[INFO] [stdout]     |
[INFO] [stdout] 217 | #[derive(RustcEncodable, Debug)]
[INFO] [stdout]     |          ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of unstable library feature `rustc_encodable_decodable`: derive macro for `rustc-serialize`; should not be used in new code
[INFO] [stdout]    --> src/lib.rs:289:10
[INFO] [stdout]     |
[INFO] [stdout] 289 | #[derive(RustcEncodable, Debug)]
[INFO] [stdout]     |          ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #64266 <https://github.com/rust-lang/rust/issues/64266>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]    --> src/lib.rs:289:10
[INFO] [stdout]     |
[INFO] [stdout] 289 | #[derive(RustcEncodable, Debug)]
[INFO] [stdout]     |          ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of unstable library feature `rustc_encodable_decodable`: derive macro for `rustc-serialize`; should not be used in new code
[INFO] [stdout]    --> src/lib.rs:359:10
[INFO] [stdout]     |
[INFO] [stdout] 359 | #[derive(RustcDecodable)]
[INFO] [stdout]     |          ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #64266 <https://github.com/rust-lang/rust/issues/64266>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]    --> src/lib.rs:359:10
[INFO] [stdout]     |
[INFO] [stdout] 359 | #[derive(RustcDecodable)]
[INFO] [stdout]     |          ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:137:23
[INFO] [stdout]     |
[INFO] [stdout] 137 |         let encoded = try!(metadata.to_json());
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:162:23
[INFO] [stdout]     |
[INFO] [stdout] 162 |         let encoded = try!(datum.to_json());
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:278:20
[INFO] [stdout]     |
[INFO] [stdout] 278 |         let json = try!(json::encode(&metadata));
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:345:20
[INFO] [stdout]     |
[INFO] [stdout] 345 |         let json = try!(json::encode(self));
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:387:30
[INFO] [stdout]     |
[INFO] [stdout] 387 |                 let config = try!(BosunConfig::decode(&mut decoder));
[INFO] [stdout]     |                              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:398:9
[INFO] [stdout]     |
[INFO] [stdout] 398 |         try!(config_file.read_to_string(&mut config_content));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:396:31
[INFO] [stdout]     |
[INFO] [stdout] 396 |         let mut config_file = try!(File::open(file_path));
[INFO] [stdout]     |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:180:60
[INFO] [stdout]     |
[INFO] [stdout] 180 | fn parse_args(cli_args: &ArgMatches) -> Result<Config, Box<Error>> {
[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] 180 | fn parse_args(cli_args: &ArgMatches) -> Result<Config, Box<dyn Error>> {
[INFO] [stdout]     |                                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:383:85
[INFO] [stdout]     |
[INFO] [stdout] 383 |     pub fn load_from_scollector_config(file_path: &Path) -> Result<BosunConfig, Box<std::error::Error>> {
[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] 383 |     pub fn load_from_scollector_config(file_path: &Path) -> Result<BosunConfig, Box<dyn std::error::Error>> {
[INFO] [stdout]     |                                                                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:395:63
[INFO] [stdout]     |
[INFO] [stdout] 395 |     fn load_toml(file_path: &Path) -> Result<toml::Value, Box<std::error::Error>> {
[INFO] [stdout]     |                                                               ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 395 |     fn load_toml(file_path: &Path) -> Result<toml::Value, Box<dyn std::error::Error>> {
[INFO] [stdout]     |                                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 7.05s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: bosun_emitter v1.2.0 (/opt/rustwide/workdir)
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "95c25c4051463e2458876c7fac48f9a8deab852b2fe712b138474e7ac095ee56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95c25c4051463e2458876c7fac48f9a8deab852b2fe712b138474e7ac095ee56", kill_on_drop: false }`
[INFO] [stdout] 95c25c4051463e2458876c7fac48f9a8deab852b2fe712b138474e7ac095ee56
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-12-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d1fa7ebf567703285b6ac83cb220d47d3bc1328d8248c2676319c6eb229695e0
[INFO] running `Command { std: "docker" "start" "-a" "d1fa7ebf567703285b6ac83cb220d47d3bc1328d8248c2676319c6eb229695e0", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr] warning: use of unstable library feature `rustc_encodable_decodable`: derive macro for `rustc-serialize`; should not be used in new code
[INFO] [stderr]    --> src/lib.rs:217:10
[INFO] [stderr]     |
[INFO] [stderr] 217 | #[derive(RustcEncodable, Debug)]
[INFO] [stderr]     |          ^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #64266 <https://github.com/rust-lang/rust/issues/64266>
[INFO] [stderr]     = note: `#[warn(soft_unstable)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stderr]    --> src/lib.rs:217:10
[INFO] [stderr]     |
[INFO] [stderr] 217 | #[derive(RustcEncodable, Debug)]
[INFO] [stderr]     |          ^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of unstable library feature `rustc_encodable_decodable`: derive macro for `rustc-serialize`; should not be used in new code
[INFO] [stderr]    --> src/lib.rs:289:10
[INFO] [stderr]     |
[INFO] [stderr] 289 | #[derive(RustcEncodable, Debug)]
[INFO] [stderr]     |          ^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #64266 <https://github.com/rust-lang/rust/issues/64266>
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stderr]    --> src/lib.rs:289:10
[INFO] [stderr]     |
[INFO] [stderr] 289 | #[derive(RustcEncodable, Debug)]
[INFO] [stderr]     |          ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of unstable library feature `rustc_encodable_decodable`: derive macro for `rustc-serialize`; should not be used in new code
[INFO] [stderr]    --> src/lib.rs:359:10
[INFO] [stderr]     |
[INFO] [stderr] 359 | #[derive(RustcDecodable)]
[INFO] [stderr]     |          ^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #64266 <https://github.com/rust-lang/rust/issues/64266>
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stderr]    --> src/lib.rs:359:10
[INFO] [stderr]     |
[INFO] [stderr] 359 | #[derive(RustcDecodable)]
[INFO] [stderr]     |          ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:137:23
[INFO] [stderr]     |
[INFO] [stderr] 137 |         let encoded = try!(metadata.to_json());
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:162:23
[INFO] [stderr]     |
[INFO] [stderr] 162 |         let encoded = try!(datum.to_json());
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:278:20
[INFO] [stderr]     |
[INFO] [stderr] 278 |         let json = try!(json::encode(&metadata));
[INFO] [stderr]     |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:345:20
[INFO] [stderr]     |
[INFO] [stderr] 345 |         let json = try!(json::encode(self));
[INFO] [stderr]     |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:387:30
[INFO] [stderr]     |
[INFO] [stderr] 387 |                 let config = try!(BosunConfig::decode(&mut decoder));
[INFO] [stderr]     |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:398:9
[INFO] [stderr]     |
[INFO] [stderr] 398 |         try!(config_file.read_to_string(&mut config_content));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:396:31
[INFO] [stderr]     |
[INFO] [stderr] 396 |         let mut config_file = try!(File::open(file_path));
[INFO] [stderr]     |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:383:85
[INFO] [stderr]     |
[INFO] [stderr] 383 |     pub fn load_from_scollector_config(file_path: &Path) -> Result<BosunConfig, Box<std::error::Error>> {
[INFO] [stderr]     |                                                                                     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 383 |     pub fn load_from_scollector_config(file_path: &Path) -> Result<BosunConfig, Box<dyn std::error::Error>> {
[INFO] [stderr]     |                                                                                     +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:395:63
[INFO] [stderr]     |
[INFO] [stderr] 395 |     fn load_toml(file_path: &Path) -> Result<toml::Value, Box<std::error::Error>> {
[INFO] [stderr]     |                                                               ^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 395 |     fn load_toml(file_path: &Path) -> Result<toml::Value, Box<dyn std::error::Error>> {
[INFO] [stderr]     |                                                               +++
[INFO] [stderr] 
[INFO] [stderr] warning: `bosun_emitter` (lib) generated 15 warnings (run `cargo fix --lib -p bosun_emitter` to apply 2 suggestions)
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/main.rs:183:41
[INFO] [stderr]     |
[INFO] [stderr] 183 |         let bosun_config: BosunConfig = try!(BosunConfig::load_from_scollector_config(&bosun_config_file_path));
[INFO] [stderr]     |                                         ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/main.rs:223:9
[INFO] [stderr]     |
[INFO] [stderr] 223 |         try!(parse_tags(&mut config, &tags_string));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/main.rs:260:13
[INFO] [stderr]     |
[INFO] [stderr] 260 |             try!(emit_metadata(config));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:180:60
[INFO] [stderr]     |
[INFO] [stderr] 180 | fn parse_args(cli_args: &ArgMatches) -> Result<Config, Box<Error>> {
[INFO] [stderr]     |                                                            ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 180 | fn parse_args(cli_args: &ArgMatches) -> Result<Config, Box<dyn Error>> {
[INFO] [stderr]     |                                                            +++
[INFO] [stderr] 
[INFO] [stderr] warning: `bosun_emitter` (lib test) generated 15 warnings (15 duplicates)
[INFO] [stderr] warning: `bosun_emitter` (bin "emit_bosun") generated 4 warnings (run `cargo fix --bin "emit_bosun"` to apply 1 suggestion)
[INFO] [stderr] warning: `bosun_emitter` (bin "emit_bosun" test) generated 4 warnings (4 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.22s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: bosun_emitter v1.2.0 (/opt/rustwide/workdir)
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/bosun_emitter-2c8b628eb3c43002)
[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] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/emit_bosun-aa7c057e2dc74a70)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::parse_tags_test_okay ... ok
[INFO] [stdout] test tests::parse_tags_test_fails_wrong_kv_separator - should panic ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- tests::parse_tags_test_fails_wrong_kv_separator stdout ----
[INFO] [stdout] thread 'tests::parse_tags_test_fails_wrong_kv_separator' panicked at src/main.rs:351:9:
[INFO] [stdout] assertion `left == right` failed
[INFO] [stdout]   left: 1
[INFO] [stdout]  right: 2
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x559a7f4769fa - std::backtrace_rs::backtrace::libunwind::trace::h8810477743020387
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/../../backtrace/src/backtrace/libunwind.rs:116:5
[INFO] [stdout]    1:     0x559a7f4769fa - std::backtrace_rs::backtrace::trace_unsynchronized::h3aa55355dd6c54a6
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x559a7f4769fa - std::sys::backtrace::_print_fmt::h8588b0f62410823f
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x559a7f4769fa - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h98c26ac25ffe89bb
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x559a7f49c463 - core::fmt::rt::Argument::fmt::hf95377f4aebd453b
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/fmt/rt.rs:177:76
[INFO] [stdout]    5:     0x559a7f49c463 - core::fmt::write::h0dd5f6e2238c7982
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/fmt/mod.rs:1189:21
[INFO] [stdout]    6:     0x559a7f473b93 - std::io::Write::write_fmt::h03bb0ca26e6faf8c
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/io/mod.rs:1884:15
[INFO] [stdout]    7:     0x559a7f476842 - std::sys::backtrace::BacktraceLock::print::h5c19c1c038ee186d
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    8:     0x559a7f477e7d - std::panicking::default_hook::{{closure}}::h77172f079a1fcb13
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:268:22
[INFO] [stdout]    9:     0x559a7f477c87 - std::panicking::default_hook::he5f8e3b203ccddba
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:292:9
[INFO] [stdout]   10:     0x559a7f4359b7 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h7a3c7b4a1ae77f2f
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/alloc/src/boxed.rs:1986:9
[INFO] [stdout]   11:     0x559a7f4359b7 - test::test_main::{{closure}}::hf0d3b69ae9b353d1
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/test/src/lib.rs:134:21
[INFO] [stdout]   12:     0x559a7f478528 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h6332e82e7b189abd
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/alloc/src/boxed.rs:1986:9
[INFO] [stdout]   13:     0x559a7f478528 - std::panicking::rust_panic_with_hook::h53863d4e9018df39
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:809:13
[INFO] [stdout]   14:     0x559a7f4782ea - std::panicking::begin_panic_handler::{{closure}}::h67280e6fa0757873
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:674:13
[INFO] [stdout]   15:     0x559a7f476ed9 - std::sys::backtrace::__rust_end_short_backtrace::h1dac3f54d6fbbeb2
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/sys/backtrace.rs:170:18
[INFO] [stdout]   16:     0x559a7f477f7c - rust_begin_unwind
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:665:5
[INFO] [stdout]   17:     0x559a7f3faaa0 - core::panicking::panic_fmt::h6792bd1b2bf01041
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/panicking.rs:76:14
[INFO] [stdout]   18:     0x559a7f3fadcb - core::panicking::assert_failed_inner::hf2c17e6d30928787
[INFO] [stdout]   19:     0x559a7f44458c - core::panicking::assert_failed::heed80e3269725850
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/panicking.rs:373:5
[INFO] [stdout]   20:     0x559a7f3fc0e3 - emit_bosun::tests::parse_tags_test_fails_wrong_kv_separator::ha34b8e442a5c1168
[INFO] [stdout]                                at /opt/rustwide/workdir/src/main.rs:351:9
[INFO] [stdout]   21:     0x559a7f3fbfa7 - emit_bosun::tests::parse_tags_test_fails_wrong_kv_separator::{{closure}}::hafad2b4a5d02c0b3
[INFO] [stdout]                                at /opt/rustwide/workdir/src/main.rs:347:50
[INFO] [stdout]   22:     0x559a7f3fb376 - core::ops::function::FnOnce::call_once::h9162266dd9292fd9
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x559a7f43a4db - core::ops::function::FnOnce::call_once::h871bf86719ec9aa4
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x559a7f43a4db - test::__rust_begin_short_backtrace::h2167df1e2b7d76fd
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/test/src/lib.rs:632:18
[INFO] [stdout]   25:     0x559a7f439ec8 - test::run_test_in_process::{{closure}}::h15d92f75a3adfb79
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/test/src/lib.rs:655:60
[INFO] [stdout]   26:     0x559a7f439ec8 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hb6c8955835a8dbbb
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   27:     0x559a7f439ec8 - std::panicking::try::do_call::hc79d0fc888a0bd30
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:557:40
[INFO] [stdout]   28:     0x559a7f439ec8 - std::panicking::try::hb8a7878e3a8589d6
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:520:19
[INFO] [stdout]   29:     0x559a7f439ec8 - std::panic::catch_unwind::hb8e4600ff0ff5cfa
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panic.rs:358:14
[INFO] [stdout]   30:     0x559a7f439ec8 - test::run_test_in_process::hc2900b0b18688dd6
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/test/src/lib.rs:655:27
[INFO] [stdout]   31:     0x559a7f439ec8 - test::run_test::{{closure}}::hac2a9cb07be3d48d
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/test/src/lib.rs:576:43
[INFO] [stdout]   32:     0x559a7f3fd96a - test::run_test::{{closure}}::h4a5b729e66a38cd8
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/test/src/lib.rs:606:41
[INFO] [stdout]   33:     0x559a7f3fd96a - std::sys::backtrace::__rust_begin_short_backtrace::h0496fb742492f573
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/sys/backtrace.rs:154:18
[INFO] [stdout]   34:     0x559a7f4012e4 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hbb6d257c550a54bd
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/thread/mod.rs:561:17
[INFO] [stdout]   35:     0x559a7f4012e4 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h46696fe4a6832328
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   36:     0x559a7f4012e4 - std::panicking::try::do_call::h2625a51b667bfb64
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:557:40
[INFO] [stdout]   37:     0x559a7f4012e4 - std::panicking::try::hb956a59a1973aa4c
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:520:19
[INFO] [stdout]   38:     0x559a7f4012e4 - std::panic::catch_unwind::h64f3b9d1067ef6a0
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panic.rs:358:14
[INFO] [stdout]   39:     0x559a7f4012e4 - std::thread::Builder::spawn_unchecked_::{{closure}}::h42b2841295b6c0b2
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/thread/mod.rs:559:30
[INFO] [stdout]   40:     0x559a7f4012e4 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h6127de71b8124639
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   41:     0x559a7f47c46b - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h42f0ba71002a1b2c
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/alloc/src/boxed.rs:1972:9
[INFO] [stdout]   42:     0x559a7f47c46b - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::had9e47d7a3dcecb8
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/alloc/src/boxed.rs:1972:9
[INFO] [stdout]   43:     0x559a7f47c46b - std::sys::pal::unix::thread::Thread::new::thread_start::h48cf765408f6f5f2
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/sys/pal/unix/thread.rs:105:17
[INFO] [stdout]   44:     0x7204b90ceac3 - <unknown>
[INFO] [stdout]   45:     0x7204b915fa04 - clone
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] note: panic did not contain expected string
[INFO] [stdout]       panic message: `"assertion `left == right` failed\n  left: 1\n right: 2"`,
[INFO] [stdout]  expected substring: `"assertion failed"`
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     tests::parse_tags_test_fails_wrong_kv_separator
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 1 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.20s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--bin emit_bosun`
[INFO] running `Command { std: "docker" "inspect" "d1fa7ebf567703285b6ac83cb220d47d3bc1328d8248c2676319c6eb229695e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1fa7ebf567703285b6ac83cb220d47d3bc1328d8248c2676319c6eb229695e0", kill_on_drop: false }`
[INFO] [stdout] d1fa7ebf567703285b6ac83cb220d47d3bc1328d8248c2676319c6eb229695e0
