[INFO] updating cached repository https://github.com/RyanBluth/dumbbell [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/mnt/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] b52cd1b7d30cd50ea05b397b59bfd6988d1b0456 [INFO] checking RyanBluth/dumbbell against master#c9edc02e8320a9e5799d185910ece7d491f524e6 for pr-64398 [INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2FRyanBluth%2Fdumbbell" "work/builds/worker-5/source"` [INFO] [stderr] Cloning into 'work/builds/worker-5/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/RyanBluth/dumbbell on toolchain c9edc02e8320a9e5799d185910ece7d491f524e6-alt [INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+c9edc02e8320a9e5799d185910ece7d491f524e6-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/RyanBluth/dumbbell [INFO] finished tweaking git repo https://github.com/RyanBluth/dumbbell [INFO] tweaked toml for git repo https://github.com/RyanBluth/dumbbell written to work/builds/worker-5/source/Cargo.toml [INFO] crate git repo https://github.com/RyanBluth/dumbbell already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+c9edc02e8320a9e5799d185910ece7d491f524e6-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/mnt/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/mnt/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" "+c9edc02e8320a9e5799d185910ece7d491f524e6-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 83f0554ba627c3c29b7e0ab050efdd93e0600599ec75f7dfa350a259171a96ab [INFO] running `"docker" "start" "-a" "83f0554ba627c3c29b7e0ab050efdd93e0600599ec75f7dfa350a259171a96ab"` [INFO] [stderr] Checking unicode-normalization v0.1.3 [INFO] [stderr] Checking log v0.3.6 [INFO] [stderr] Checking rustc-serialize v0.3.22 [INFO] [stderr] Checking unicode-segmentation v1.0.1 [INFO] [stderr] Checking traitobject v0.0.1 [INFO] [stderr] Checking httparse v1.2.1 [INFO] [stderr] Checking unicode-bidi v0.2.4 [INFO] [stderr] Checking num_cpus v1.2.1 [INFO] [stderr] Checking term_size v0.2.1 [INFO] [stderr] Checking time v0.1.36 [INFO] [stderr] Checking mime v0.2.2 [INFO] [stderr] Checking clap v2.20.0 [INFO] [stderr] Checking idna v0.1.0 [INFO] [stderr] Checking url v1.2.4 [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-1.2.4/src/form_urlencoded.rs:246:40 [INFO] [stderr] | [INFO] [stderr] 244 | impl<'a> Target for ::UrlQuery<'a> { [INFO] [stderr] | -- lifetime `'a` defined here [INFO] [stderr] 245 | fn as_mut_string(&mut self) -> &mut String { &mut self.url.serialization } [INFO] [stderr] 246 | 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 v0.10.0 [INFO] [stderr] Checking dumbbell v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/main.rs:74:26 [INFO] [stderr] | [INFO] [stderr] 74 | result.threads = try!(thread_str.parse::()); [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] --> src/main.rs:77:27 [INFO] [stderr] | [INFO] [stderr] 77 | result.requests = try!(req_str.parse::()); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/main.rs:80:33 [INFO] [stderr] | [INFO] [stderr] 80 | result.headers.push(try!(header.parse::
())); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `hyper::Client` [INFO] [stderr] --> src/main.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use hyper::Client; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `SubCommand` [INFO] [stderr] --> src/main.rs:5:22 [INFO] [stderr] | [INFO] [stderr] 5 | use clap::{Arg, App, SubCommand, ArgMatches}; [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/main.rs:74:26 [INFO] [stderr] | [INFO] [stderr] 74 | result.threads = try!(thread_str.parse::()); [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] --> src/main.rs:77:27 [INFO] [stderr] | [INFO] [stderr] 77 | result.requests = try!(req_str.parse::()); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/main.rs:80:33 [INFO] [stderr] | [INFO] [stderr] 80 | result.headers.push(try!(header.parse::
())); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `hyper::Client` [INFO] [stderr] --> src/main.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use hyper::Client; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `SubCommand` [INFO] [stderr] --> src/main.rs:5:22 [INFO] [stderr] | [INFO] [stderr] 5 | use clap::{Arg, App, SubCommand, ArgMatches}; [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `err` [INFO] [stderr] --> src/main.rs:21:13 [INFO] [stderr] | [INFO] [stderr] 21 | fn from(err: std::num::ParseIntError) -> TaskError { [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_err` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `err` [INFO] [stderr] --> src/main.rs:21:13 [INFO] [stderr] | [INFO] [stderr] 21 | fn from(err: std::num::ParseIntError) -> TaskError { [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_err` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 18.23s [INFO] running `"docker" "inspect" "83f0554ba627c3c29b7e0ab050efdd93e0600599ec75f7dfa350a259171a96ab"` [INFO] running `"docker" "rm" "-f" "83f0554ba627c3c29b7e0ab050efdd93e0600599ec75f7dfa350a259171a96ab"` [INFO] [stdout] 83f0554ba627c3c29b7e0ab050efdd93e0600599ec75f7dfa350a259171a96ab