[INFO] updating cached repository JJJollyjim/mathsbot [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/JJJollyjim/mathsbot [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/JJJollyjim/mathsbot" "work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/JJJollyjim/mathsbot"` [INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/JJJollyjim/mathsbot'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/JJJollyjim/mathsbot" "work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/JJJollyjim/mathsbot"` [INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/JJJollyjim/mathsbot'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 4da2c435fae9247bd5a099e1b00c88059ddbdcde [INFO] sha for GitHub repo JJJollyjim/mathsbot: 4da2c435fae9247bd5a099e1b00c88059ddbdcde [INFO] validating manifest of JJJollyjim/mathsbot on toolchain master#435236b8877cdb98c82eaebfb7887782277265c5 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of JJJollyjim/mathsbot on toolchain try#b5c7f157c20453dde8d47371abe73b32351b4e7f [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing JJJollyjim/mathsbot [INFO] finished frobbing JJJollyjim/mathsbot [INFO] frobbed toml for JJJollyjim/mathsbot written to work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/JJJollyjim/mathsbot/Cargo.toml [INFO] started frobbing JJJollyjim/mathsbot [INFO] finished frobbing JJJollyjim/mathsbot [INFO] frobbed toml for JJJollyjim/mathsbot written to work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/JJJollyjim/mathsbot/Cargo.toml [INFO] crate JJJollyjim/mathsbot already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking JJJollyjim/mathsbot against try#b5c7f157c20453dde8d47371abe73b32351b4e7f for pr-62849 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62849/worker-2/try#b5c7f157c20453dde8d47371abe73b32351b4e7f:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/JJJollyjim/mathsbot:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] ee21dfae873e408514887f0c8f95ee662aad6276758635506890375d4ac194a1 [INFO] running `"docker" "start" "-a" "ee21dfae873e408514887f0c8f95ee662aad6276758635506890375d4ac194a1"` [INFO] [stderr] Checking serde v1.0.51 [INFO] [stderr] Checking vec_shift v0.1.0 [INFO] [stderr] Compiling miniz-sys v0.1.10 [INFO] [stderr] Checking base64 v0.7.0 [INFO] [stderr] Checking parking_lot_core v0.2.14 [INFO] [stderr] Checking tempdir v0.3.7 [INFO] [stderr] Checking hyper v0.10.13 [INFO] [stderr] Compiling serde_derive v1.0.51 [INFO] [stderr] Checking env_logger v0.4.3 [INFO] [stderr] Compiling mime_guess v1.8.4 [INFO] [stderr] Checking parking_lot v0.4.8 [INFO] [stderr] Checking flate2 v0.2.20 [INFO] [stderr] Checking hyper-native-tls v0.2.4 [INFO] [stderr] Checking evzht9h3nznqzwl v0.0.2 [INFO] [stderr] Checking multipart v0.13.6 [INFO] [stderr] Checking chrono v0.4.2 [INFO] [stderr] Checking serde_json v1.0.17 [INFO] [stderr] Checking serenity v0.4.8 [INFO] [stderr] warning[E0713]: borrow may still be in use when destructor runs [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/serenity-0.4.8/src/framework/standard/args.rs:127:13 [INFO] [stderr] | [INFO] [stderr] 116 | fn get_and_remove(b: &mut Vec) -> Option<&str> { [INFO] [stderr] | - let's call the lifetime of this reference `'1` [INFO] [stderr] ... [INFO] [stderr] 127 | GetThenRemove(b).0.get(0).map(|s| s.as_str()) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^--------------------------- [INFO] [stderr] | | [INFO] [stderr] | returning this value requires that borrow lasts for `'1` [INFO] [stderr] 128 | } [INFO] [stderr] | - here is drop of temporary value; whose type `framework::standard::args::Args::single_zc::get_and_remove::GetThenRemove<'_>` implements the `Drop` trait [INFO] [stderr] | [INFO] [stderr] = warning: this error has been downgraded to a warning for backwards compatibility with previous releases [INFO] [stderr] = warning: this represents potential undefined behavior in your code and this warning will become a hard error in the future [INFO] [stderr] = note: for more information, try `rustc --explain E0729` [INFO] [stderr] [INFO] [stderr] Checking mathsbot v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred [INFO] [stderr] --> src/parser.rs:10:5 [INFO] [stderr] | [INFO] [stderr] 10 | / lazy_static! { [INFO] [stderr] 11 | | static ref LATEX_RE: Regex = Regex::new(r"\$.*\$($|[^0-9])|\\begin").unwrap(); [INFO] [stderr] 12 | | } [INFO] [stderr] | |_____^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred [INFO] [stderr] --> src/parser.rs:10:5 [INFO] [stderr] | [INFO] [stderr] 10 | / lazy_static! { [INFO] [stderr] 11 | | static ref LATEX_RE: Regex = Regex::new(r"\$.*\$($|[^0-9])|\\begin").unwrap(); [INFO] [stderr] 12 | | } [INFO] [stderr] | |_____^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::os::unix::process::CommandExt::before_exec': should be unsafe, use `pre_exec` instead [INFO] [stderr] --> src/maths_render.rs:101:10 [INFO] [stderr] | [INFO] [stderr] 101 | .before_exec(setlimits) [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::os::unix::process::CommandExt::before_exec': should be unsafe, use `pre_exec` instead [INFO] [stderr] --> src/maths_render.rs:120:10 [INFO] [stderr] | [INFO] [stderr] 120 | .before_exec(setlimits) [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::os::unix::process::CommandExt::before_exec': should be unsafe, use `pre_exec` instead [INFO] [stderr] --> src/maths_render.rs:101:10 [INFO] [stderr] | [INFO] [stderr] 101 | .before_exec(setlimits) [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::os::unix::process::CommandExt::before_exec': should be unsafe, use `pre_exec` instead [INFO] [stderr] --> src/maths_render.rs:120:10 [INFO] [stderr] | [INFO] [stderr] 120 | .before_exec(setlimits) [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 52.25s [INFO] running `"docker" "inspect" "ee21dfae873e408514887f0c8f95ee662aad6276758635506890375d4ac194a1"` [INFO] running `"docker" "rm" "-f" "ee21dfae873e408514887f0c8f95ee662aad6276758635506890375d4ac194a1"` [INFO] [stdout] ee21dfae873e408514887f0c8f95ee662aad6276758635506890375d4ac194a1