[INFO] updating cached repository coder543/impulse [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/coder543/impulse [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/coder543/impulse" "work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/coder543/impulse"` [INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/coder543/impulse'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/coder543/impulse" "work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/coder543/impulse"` [INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/coder543/impulse'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] a6c811fc3a700b4530dcfbfe676a32ac1b4aab0a [INFO] sha for GitHub repo coder543/impulse: a6c811fc3a700b4530dcfbfe676a32ac1b4aab0a [INFO] validating manifest of coder543/impulse 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 coder543/impulse 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 coder543/impulse [INFO] finished frobbing coder543/impulse [INFO] frobbed toml for coder543/impulse written to work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/coder543/impulse/Cargo.toml [INFO] started frobbing coder543/impulse [INFO] finished frobbing coder543/impulse [INFO] frobbed toml for coder543/impulse written to work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/coder543/impulse/Cargo.toml [INFO] crate coder543/impulse 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] [stderr] Blocking waiting for file lock on package cache [INFO] checking coder543/impulse against try#b5c7f157c20453dde8d47371abe73b32351b4e7f for pr-62849 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62849/worker-3/try#b5c7f157c20453dde8d47371abe73b32351b4e7f:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/coder543/impulse:/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] 9ef0c56d3770306e256f6761671a855771e8424dbb17f7f7ba9a6b2b9fd30d7f [INFO] running `"docker" "start" "-a" "9ef0c56d3770306e256f6761671a855771e8424dbb17f7f7ba9a6b2b9fd30d7f"` [INFO] [stderr] Checking libc v0.2.37 [INFO] [stderr] Checking quick-error v1.2.1 [INFO] [stderr] Checking num-traits v0.2.1 [INFO] [stderr] Checking termcolor v0.3.5 [INFO] [stderr] Checking httparse v1.2.4 [INFO] [stderr] Checking url v1.7.0 [INFO] [stderr] Checking humantime v1.1.1 [INFO] [stderr] Checking memchr v2.0.1 [INFO] [stderr] Checking rand v0.4.2 [INFO] [stderr] Checking net2 v0.2.32 [INFO] [stderr] Checking iovec v0.1.2 [INFO] [stderr] Checking atty v0.2.6 [INFO] [stderr] Checking serde_json v1.0.10 [INFO] [stderr] Checking bytes v0.4.6 [INFO] [stderr] warning[E0713]: borrow may still be in use when destructor runs [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/url-1.7.0/src/form_urlencoded.rs:261:40 [INFO] [stderr] | [INFO] [stderr] 259 | impl<'a> Target for ::UrlQuery<'a> { [INFO] [stderr] | -- lifetime `'a` defined here [INFO] [stderr] 260 | fn as_mut_string(&mut self) -> &mut String { &mut self.url.serialization } [INFO] [stderr] 261 | fn finish(self) -> &'a mut ::Url { self.url } [INFO] [stderr] | ^^^^^^^^ - here, drop of `self` needs exclusive access to `*self.url`, because the type `UrlQuery<'_>` implements the `Drop` trait [INFO] [stderr] | | [INFO] [stderr] | returning this value requires that `*self.url` is borrowed for `'a` [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 aho-corasick v0.6.4 [INFO] [stderr] Checking mio v0.6.13 [INFO] [stderr] Checking regex v0.2.6 [INFO] [stderr] Checking rand v0.3.22 [INFO] [stderr] Checking ws v0.7.3 [INFO] [stderr] Checking env_logger v0.5.4 [INFO] [stderr] Checking impulse 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/main.rs:24:1 [INFO] [stderr] | [INFO] [stderr] 24 | / lazy_static! { [INFO] [stderr] 25 | | static ref SOCKETS: RwLock> = RwLock::new(HashMap::new()); [INFO] [stderr] 26 | | static ref USERS: RwLock> = RwLock::new(HashMap::new()); [INFO] [stderr] 27 | | static ref CHANNELS: RwLock>> = RwLock::new(HashMap::new()); [INFO] [stderr] 28 | | } [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/main.rs:24:1 [INFO] [stderr] | [INFO] [stderr] 24 | / lazy_static! { [INFO] [stderr] 25 | | static ref SOCKETS: RwLock> = RwLock::new(HashMap::new()); [INFO] [stderr] 26 | | static ref USERS: RwLock> = RwLock::new(HashMap::new()); [INFO] [stderr] 27 | | static ref CHANNELS: RwLock>> = RwLock::new(HashMap::new()); [INFO] [stderr] 28 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [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/main.rs:24:1 [INFO] [stderr] | [INFO] [stderr] 24 | / lazy_static! { [INFO] [stderr] 25 | | static ref SOCKETS: RwLock> = RwLock::new(HashMap::new()); [INFO] [stderr] 26 | | static ref USERS: RwLock> = RwLock::new(HashMap::new()); [INFO] [stderr] 27 | | static ref CHANNELS: RwLock>> = RwLock::new(HashMap::new()); [INFO] [stderr] 28 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [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/main.rs:24:1 [INFO] [stderr] | [INFO] [stderr] 24 | / lazy_static! { [INFO] [stderr] 25 | | static ref SOCKETS: RwLock> = RwLock::new(HashMap::new()); [INFO] [stderr] 26 | | static ref USERS: RwLock> = RwLock::new(HashMap::new()); [INFO] [stderr] 27 | | static ref CHANNELS: RwLock>> = RwLock::new(HashMap::new()); [INFO] [stderr] 28 | | } [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/main.rs:24:1 [INFO] [stderr] | [INFO] [stderr] 24 | / lazy_static! { [INFO] [stderr] 25 | | static ref SOCKETS: RwLock> = RwLock::new(HashMap::new()); [INFO] [stderr] 26 | | static ref USERS: RwLock> = RwLock::new(HashMap::new()); [INFO] [stderr] 27 | | static ref CHANNELS: RwLock>> = RwLock::new(HashMap::new()); [INFO] [stderr] 28 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [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/main.rs:24:1 [INFO] [stderr] | [INFO] [stderr] 24 | / lazy_static! { [INFO] [stderr] 25 | | static ref SOCKETS: RwLock> = RwLock::new(HashMap::new()); [INFO] [stderr] 26 | | static ref USERS: RwLock> = RwLock::new(HashMap::new()); [INFO] [stderr] 27 | | static ref CHANNELS: RwLock>> = RwLock::new(HashMap::new()); [INFO] [stderr] 28 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [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] Finished dev [unoptimized + debuginfo] target(s) in 14.38s [INFO] running `"docker" "inspect" "9ef0c56d3770306e256f6761671a855771e8424dbb17f7f7ba9a6b2b9fd30d7f"` [INFO] running `"docker" "rm" "-f" "9ef0c56d3770306e256f6761671a855771e8424dbb17f7f7ba9a6b2b9fd30d7f"` [INFO] [stdout] 9ef0c56d3770306e256f6761671a855771e8424dbb17f7f7ba9a6b2b9fd30d7f