[INFO] updating cached repository https://github.com/irony-rust/nickel-cms [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] b1453be37ccbef8e188618f2a013cc322e0f1019 [INFO] checking irony-rust/nickel-cms against master#4ff32c07da9d97e6dc315a4a5c9ffbb797cb27bb for pr-64672 [INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Firony-rust%2Fnickel-cms" "work/builds/worker-6/source"` [INFO] [stderr] Cloning into 'work/builds/worker-6/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/irony-rust/nickel-cms on toolchain 4ff32c07da9d97e6dc315a4a5c9ffbb797cb27bb [INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+4ff32c07da9d97e6dc315a4a5c9ffbb797cb27bb" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/irony-rust/nickel-cms [INFO] finished tweaking git repo https://github.com/irony-rust/nickel-cms [INFO] tweaked toml for git repo https://github.com/irony-rust/nickel-cms written to work/builds/worker-6/source/Cargo.toml [INFO] crate git repo https://github.com/irony-rust/nickel-cms already has a lockfile, it will not be regenerated [INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+4ff32c07da9d97e6dc315a4a5c9ffbb797cb27bb" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+4ff32c07da9d97e6dc315a4a5c9ffbb797cb27bb" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 4ceefdbbda209214b347225f4dd59c82b961f62568fbf7f9c79fe1679eb0a4d3 [INFO] running `"docker" "start" "-a" "4ceefdbbda209214b347225f4dd59c82b961f62568fbf7f9c79fe1679eb0a4d3"` [INFO] [stderr] Checking num-traits v0.1.39 [INFO] [stderr] Compiling version_check v0.1.2 [INFO] [stderr] Checking libc v0.2.23 [INFO] [stderr] Compiling byteorder v1.0.0 [INFO] [stderr] Compiling md5 v0.3.5 [INFO] [stderr] Compiling nom v2.2.1 [INFO] [stderr] Checking unidecode v0.2.0 [INFO] [stderr] Checking serde v1.0.8 [INFO] [stderr] Checking humansize v1.0.1 [INFO] [stderr] Compiling backtrace-sys v0.1.11 [INFO] [stderr] Checking unicode-bidi v0.3.3 [INFO] [stderr] Checking base64 v0.3.1 [INFO] [stderr] Checking mustache v0.8.0 [INFO] [stderr] Checking toml v0.2.1 [INFO] [stderr] Compiling unicase v1.4.2 [INFO] [stderr] Checking idna v0.1.2 [INFO] [stderr] Checking memchr v1.0.1 [INFO] [stderr] Checking thread-id v3.1.0 [INFO] [stderr] Checking num_cpus v1.5.1 [INFO] [stderr] Checking time v0.1.37 [INFO] [stderr] Checking num-integer v0.1.34 [INFO] [stderr] Checking aho-corasick v0.6.3 [INFO] [stderr] Checking thread_local v0.3.3 [INFO] [stderr] Checking num-iter v0.1.33 [INFO] [stderr] Checking regex v0.2.2 [INFO] [stderr] Checking num v0.1.39 [INFO] [stderr] Checking chrono v0.3.1 [INFO] [stderr] Checking ructe v0.3.0 [INFO] [stderr] Checking slug v0.1.2 [INFO] [stderr] Checking url v1.5.0 [INFO] [stderr] warning[E0713]: borrow may still be in use when destructor runs [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/url-1.5.0/src/form_urlencoded.rs:251:40 [INFO] [stderr] | [INFO] [stderr] 249 | impl<'a> Target for ::UrlQuery<'a> { [INFO] [stderr] | -- lifetime `'a` defined here [INFO] [stderr] 250 | fn as_mut_string(&mut self) -> &mut String { &mut self.url.serialization } [INFO] [stderr] 251 | 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 hyper v0.10.12 [INFO] [stderr] Compiling nickel-cms v0.3.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking nickel v0.10.0 [INFO] [stderr] Checking serde_json v1.0.2 [INFO] [stderr] Checking backtrace v0.3.2 [INFO] [stderr] Checking error-chain v0.10.0 [INFO] [stderr] Checking tera v0.10.6 [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/middleware/render.rs:12:22 [INFO] [stderr] | [INFO] [stderr] 12 | let mut stream = try!(res.start()); [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> /opt/rustwide/target/debug/build/nickel-cms-53e8dba8fbb1ff28/out/templates/helpers/template_js.rs:7:1 [INFO] [stderr] | [INFO] [stderr] 7 | try!(write!(out, "")); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> /opt/rustwide/target/debug/build/nickel-cms-53e8dba8fbb1ff28/out/templates/helpers/template_css.rs:7:1 [INFO] [stderr] | [INFO] [stderr] 7 | try!(write!(out, " /opt/rustwide/target/debug/build/nickel-cms-53e8dba8fbb1ff28/out/templates/helpers/template_css.rs:8:1 [INFO] [stderr] | [INFO] [stderr] 8 | try!(url.to_html(out)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> /opt/rustwide/target/debug/build/nickel-cms-53e8dba8fbb1ff28/out/templates/helpers/template_css.rs:9:1 [INFO] [stderr] | [INFO] [stderr] 9 | try!(write!(out, "\">")); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> /opt/rustwide/target/debug/build/nickel-cms-53e8dba8fbb1ff28/out/templates/admin/pages/template_tabs.rs:7:1 [INFO] [stderr] | [INFO] [stderr] 7 | try!(write!(out, "