[INFO] fetching crate approvals 0.0.7...
[INFO] checking approvals-0.0.7 against master#22572d0994593197593e2a1b7b18d720a9a349a7 for pr-126452-1
[INFO] extracting crate approvals 0.0.7 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate approvals 0.0.7 on toolchain 22572d0994593197593e2a1b7b18d720a9a349a7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate approvals 0.0.7
[INFO] finished tweaking crates.io crate approvals 0.0.7
[INFO] tweaked toml for crates.io crate approvals 0.0.7 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 12 packages to latest compatible versions
[INFO] [stderr]       Adding backtrace v0.1.8 (latest: v0.3.73)
[INFO] [stderr]       Adding cfg-if v0.1.10 (latest: v1.0.0)
[INFO] [stderr]       Adding winapi v0.2.8 (latest: v0.3.9)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded debug-builders v0.1.0
[INFO] [stderr]   Downloaded backtrace v0.1.8
[INFO] [stderr]   Downloaded dbghelp-sys v0.2.0
[INFO] [stderr]   Downloaded backtrace-sys v0.1.37
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] aa0ecf155591d989584c45bedbfa58abef382f4c5dd0fe44cd0c1e00530ea312
[INFO] running `Command { std: "docker" "start" "-a" "aa0ecf155591d989584c45bedbfa58abef382f4c5dd0fe44cd0c1e00530ea312", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aa0ecf155591d989584c45bedbfa58abef382f4c5dd0fe44cd0c1e00530ea312", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa0ecf155591d989584c45bedbfa58abef382f4c5dd0fe44cd0c1e00530ea312", kill_on_drop: false }`
[INFO] [stdout] aa0ecf155591d989584c45bedbfa58abef382f4c5dd0fe44cd0c1e00530ea312
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a25d648b9257326702a1e40eb3b5bb4bb4edbe459998db53524d81963124128e
[INFO] running `Command { std: "docker" "start" "-a" "a25d648b9257326702a1e40eb3b5bb4bb4edbe459998db53524d81963124128e", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]     Checking winapi v0.2.8
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking debug-builders v0.1.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.37
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling dbghelp-sys v0.2.0
[INFO] [stderr]     Checking backtrace v0.1.8
[INFO] [stderr]     Checking approvals v0.0.7 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/method_name/mod.rs:40:16
[INFO] [stdout]    |
[INFO] [stdout] 40 |     let name = try!(symbol.name().ok_or(Error::NoSymbolName));
[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/method_name/mod.rs:41:21
[INFO] [stdout]    |
[INFO] [stdout] 41 |     let demangled = try!(get_demangled(name));
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/method_name/mod.rs:43:17
[INFO] [stdout]    |
[INFO] [stdout] 43 |     let index = try!(demangled.rfind(':').ok_or(Error::NoMethodSeparator));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/method_name/mod.rs:44:23
[INFO] [stdout]    |
[INFO] [stdout] 44 |     let method_name = try!(str::from_utf8(&(demangled.as_bytes())[..(index - 1)]));
[INFO] [stdout]    |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/method_name/mod.rs:53:5
[INFO] [stdout]    |
[INFO] [stdout] 53 |     try!(backtrace::demangle(&mut demangled, mangled));
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/method_name/mod.rs:51:19
[INFO] [stdout]    |
[INFO] [stdout] 51 |     let mangled = try!(str::from_utf8(name));
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/method_name/mod.rs:40:16
[INFO] [stdout]    |
[INFO] [stdout] 40 |     let name = try!(symbol.name().ok_or(Error::NoSymbolName));
[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/method_name/mod.rs:41:21
[INFO] [stdout]    |
[INFO] [stdout] 41 |     let demangled = try!(get_demangled(name));
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/method_name/mod.rs:43:17
[INFO] [stdout]    |
[INFO] [stdout] 43 |     let index = try!(demangled.rfind(':').ok_or(Error::NoMethodSeparator));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/method_name/mod.rs:44:23
[INFO] [stdout]    |
[INFO] [stdout] 44 |     let method_name = try!(str::from_utf8(&(demangled.as_bytes())[..(index - 1)]));
[INFO] [stdout]    |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/method_name/mod.rs:53:5
[INFO] [stdout]    |
[INFO] [stdout] 53 |     try!(backtrace::demangle(&mut demangled, mangled));
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/method_name/mod.rs:51:19
[INFO] [stdout]    |
[INFO] [stdout] 51 |     let mangled = try!(str::from_utf8(name));
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/method_name/mod.rs:31:28
[INFO] [stdout]    |
[INFO] [stdout] 31 | fn resolve_method(symbol: &backtrace::Symbol, level: usize, levels_up: usize) -> Result<String, 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 an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 31 | fn resolve_method(symbol: &dyn backtrace::Symbol, level: usize, levels_up: usize) -> Result<String, Error> {
[INFO] [stdout]    |                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/method_name/mod.rs:31:28
[INFO] [stdout]    |
[INFO] [stdout] 31 | fn resolve_method(symbol: &backtrace::Symbol, level: usize, levels_up: usize) -> Result<String, 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 an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 31 | fn resolve_method(symbol: &dyn backtrace::Symbol, level: usize, levels_up: usize) -> Result<String, Error> {
[INFO] [stdout]    |                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_right_matches`: superseded by `trim_end_matches`
[INFO] [stdout]   --> src/lib.rs:17:15
[INFO] [stdout]    |
[INFO] [stdout] 17 |     if actual.trim_right_matches("\n") == contents.trim_right_matches("\n") {
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]    |
[INFO] [stdout] 17 |     if actual.trim_end_matches("\n") == contents.trim_right_matches("\n") {
[INFO] [stdout]    |               ~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_right_matches`: superseded by `trim_end_matches`
[INFO] [stdout]   --> src/lib.rs:17:52
[INFO] [stdout]    |
[INFO] [stdout] 17 |     if actual.trim_right_matches("\n") == contents.trim_right_matches("\n") {
[INFO] [stdout]    |                                                    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]    |
[INFO] [stdout] 17 |     if actual.trim_right_matches("\n") == contents.trim_end_matches("\n") {
[INFO] [stdout]    |                                                    ~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_right_matches`: superseded by `trim_end_matches`
[INFO] [stdout]   --> src/lib.rs:17:15
[INFO] [stdout]    |
[INFO] [stdout] 17 |     if actual.trim_right_matches("\n") == contents.trim_right_matches("\n") {
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]    |
[INFO] [stdout] 17 |     if actual.trim_end_matches("\n") == contents.trim_right_matches("\n") {
[INFO] [stdout]    |               ~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_right_matches`: superseded by `trim_end_matches`
[INFO] [stdout]   --> src/lib.rs:17:52
[INFO] [stdout]    |
[INFO] [stdout] 17 |     if actual.trim_right_matches("\n") == contents.trim_right_matches("\n") {
[INFO] [stdout]    |                                                    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]    |
[INFO] [stdout] 17 |     if actual.trim_right_matches("\n") == contents.trim_end_matches("\n") {
[INFO] [stdout]    |                                                    ~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.88s
[INFO] running `Command { std: "docker" "inspect" "a25d648b9257326702a1e40eb3b5bb4bb4edbe459998db53524d81963124128e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a25d648b9257326702a1e40eb3b5bb4bb4edbe459998db53524d81963124128e", kill_on_drop: false }`
[INFO] [stdout] a25d648b9257326702a1e40eb3b5bb4bb4edbe459998db53524d81963124128e
[INFO] checking approvals-0.0.7 against try#6289438dbad80b1a0029c66dd3f6abf57c2c51be for pr-126452-1
[INFO] extracting crate approvals 0.0.7 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate approvals 0.0.7 on toolchain 6289438dbad80b1a0029c66dd3f6abf57c2c51be
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate approvals 0.0.7
[INFO] finished tweaking crates.io crate approvals 0.0.7
[INFO] tweaked toml for crates.io crate approvals 0.0.7 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 12 packages to latest compatible versions
[INFO] [stderr]       Adding backtrace v0.1.8 (latest: v0.3.73)
[INFO] [stderr]       Adding cfg-if v0.1.10 (latest: v1.0.0)
[INFO] [stderr]       Adding winapi v0.2.8 (latest: v0.3.9)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 04c03ef3a8a839a1d979bb69e02ec14d35d5c2848c2b2f3bc53e46f463baa341
[INFO] running `Command { std: "docker" "start" "-a" "04c03ef3a8a839a1d979bb69e02ec14d35d5c2848c2b2f3bc53e46f463baa341", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "04c03ef3a8a839a1d979bb69e02ec14d35d5c2848c2b2f3bc53e46f463baa341", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04c03ef3a8a839a1d979bb69e02ec14d35d5c2848c2b2f3bc53e46f463baa341", kill_on_drop: false }`
[INFO] [stdout] 04c03ef3a8a839a1d979bb69e02ec14d35d5c2848c2b2f3bc53e46f463baa341
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] be1a139471a17db3fed87144d4386b498dffdee673a47bca3985c1d4a5e1c435
[INFO] running `Command { std: "docker" "start" "-a" "be1a139471a17db3fed87144d4386b498dffdee673a47bca3985c1d4a5e1c435", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]     Checking winapi v0.2.8
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking debug-builders v0.1.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.37
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling dbghelp-sys v0.2.0
[INFO] [stderr]     Checking backtrace v0.1.8
[INFO] [stderr]     Checking approvals v0.0.7 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/method_name/mod.rs:40:16
[INFO] [stdout]    |
[INFO] [stdout] 40 |     let name = try!(symbol.name().ok_or(Error::NoSymbolName));
[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/method_name/mod.rs:41:21
[INFO] [stdout]    |
[INFO] [stdout] 41 |     let demangled = try!(get_demangled(name));
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/method_name/mod.rs:43:17
[INFO] [stdout]    |
[INFO] [stdout] 43 |     let index = try!(demangled.rfind(':').ok_or(Error::NoMethodSeparator));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/method_name/mod.rs:44:23
[INFO] [stdout]    |
[INFO] [stdout] 44 |     let method_name = try!(str::from_utf8(&(demangled.as_bytes())[..(index - 1)]));
[INFO] [stdout]    |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/method_name/mod.rs:53:5
[INFO] [stdout]    |
[INFO] [stdout] 53 |     try!(backtrace::demangle(&mut demangled, mangled));
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/method_name/mod.rs:51:19
[INFO] [stdout]    |
[INFO] [stdout] 51 |     let mangled = try!(str::from_utf8(name));
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/method_name/mod.rs:40:16
[INFO] [stdout]    |
[INFO] [stdout] 40 |     let name = try!(symbol.name().ok_or(Error::NoSymbolName));
[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/method_name/mod.rs:41:21
[INFO] [stdout]    |
[INFO] [stdout] 41 |     let demangled = try!(get_demangled(name));
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/method_name/mod.rs:43:17
[INFO] [stdout]    |
[INFO] [stdout] 43 |     let index = try!(demangled.rfind(':').ok_or(Error::NoMethodSeparator));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/method_name/mod.rs:44:23
[INFO] [stdout]    |
[INFO] [stdout] 44 |     let method_name = try!(str::from_utf8(&(demangled.as_bytes())[..(index - 1)]));
[INFO] [stdout]    |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/method_name/mod.rs:53:5
[INFO] [stdout]    |
[INFO] [stdout] 53 |     try!(backtrace::demangle(&mut demangled, mangled));
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/method_name/mod.rs:51:19
[INFO] [stdout]    |
[INFO] [stdout] 51 |     let mangled = try!(str::from_utf8(name));
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/method_name/mod.rs:31:28
[INFO] [stdout]    |
[INFO] [stdout] 31 | fn resolve_method(symbol: &backtrace::Symbol, level: usize, levels_up: usize) -> Result<String, 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 an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 31 | fn resolve_method(symbol: &dyn backtrace::Symbol, level: usize, levels_up: usize) -> Result<String, Error> {
[INFO] [stdout]    |                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/method_name/mod.rs:31:28
[INFO] [stdout]    |
[INFO] [stdout] 31 | fn resolve_method(symbol: &backtrace::Symbol, level: usize, levels_up: usize) -> Result<String, 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 an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 31 | fn resolve_method(symbol: &dyn backtrace::Symbol, level: usize, levels_up: usize) -> Result<String, Error> {
[INFO] [stdout]    |                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_right_matches`: superseded by `trim_end_matches`
[INFO] [stdout]   --> src/lib.rs:17:15
[INFO] [stdout]    |
[INFO] [stdout] 17 |     if actual.trim_right_matches("\n") == contents.trim_right_matches("\n") {
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]    |
[INFO] [stdout] 17 |     if actual.trim_end_matches("\n") == contents.trim_right_matches("\n") {
[INFO] [stdout]    |               ~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_right_matches`: superseded by `trim_end_matches`
[INFO] [stdout]   --> src/lib.rs:17:52
[INFO] [stdout]    |
[INFO] [stdout] 17 |     if actual.trim_right_matches("\n") == contents.trim_right_matches("\n") {
[INFO] [stdout]    |                                                    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]    |
[INFO] [stdout] 17 |     if actual.trim_right_matches("\n") == contents.trim_end_matches("\n") {
[INFO] [stdout]    |                                                    ~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_right_matches`: superseded by `trim_end_matches`
[INFO] [stdout]   --> src/lib.rs:17:15
[INFO] [stdout]    |
[INFO] [stdout] 17 |     if actual.trim_right_matches("\n") == contents.trim_right_matches("\n") {
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]    |
[INFO] [stdout] 17 |     if actual.trim_end_matches("\n") == contents.trim_right_matches("\n") {
[INFO] [stdout]    |               ~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_right_matches`: superseded by `trim_end_matches`
[INFO] [stdout]   --> src/lib.rs:17:52
[INFO] [stdout]    |
[INFO] [stdout] 17 |     if actual.trim_right_matches("\n") == contents.trim_right_matches("\n") {
[INFO] [stdout]    |                                                    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]    |
[INFO] [stdout] 17 |     if actual.trim_right_matches("\n") == contents.trim_end_matches("\n") {
[INFO] [stdout]    |                                                    ~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.86s
[INFO] running `Command { std: "docker" "inspect" "be1a139471a17db3fed87144d4386b498dffdee673a47bca3985c1d4a5e1c435", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be1a139471a17db3fed87144d4386b498dffdee673a47bca3985c1d4a5e1c435", kill_on_drop: false }`
[INFO] [stdout] be1a139471a17db3fed87144d4386b498dffdee673a47bca3985c1d4a5e1c435