[INFO] crate iron-sessionstorage-0-6 0.6.6 is already in cache
[INFO] extracting crate iron-sessionstorage-0-6 0.6.6 into work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/reg/iron-sessionstorage-0-6/0.6.6
[INFO] extracting crate iron-sessionstorage-0-6 0.6.6 into work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/reg/iron-sessionstorage-0-6/0.6.6
[INFO] validating manifest of iron-sessionstorage-0-6-0.6.6 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 iron-sessionstorage-0-6-0.6.6 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 iron-sessionstorage-0-6-0.6.6
[INFO] finished frobbing iron-sessionstorage-0-6-0.6.6
[INFO] frobbed toml for iron-sessionstorage-0-6-0.6.6 written to work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/reg/iron-sessionstorage-0-6/0.6.6/Cargo.toml
[INFO] started frobbing iron-sessionstorage-0-6-0.6.6
[INFO] finished frobbing iron-sessionstorage-0-6-0.6.6
[INFO] frobbed toml for iron-sessionstorage-0-6-0.6.6 written to work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/reg/iron-sessionstorage-0-6/0.6.6/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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 iron-sessionstorage-0-6-0.6.6 against try#b5c7f157c20453dde8d47371abe73b32351b4e7f for pr-62849
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62849/worker-6/try#b5c7f157c20453dde8d47371abe73b32351b4e7f:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/reg/iron-sessionstorage-0-6/0.6.6:/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] a9e49a0eecedfcfde7a41ec8b9a9a8f5c3b8b4936128ffd6d2cf5c1b79372114
[INFO] running `"docker" "start" "-a" "a9e49a0eecedfcfde7a41ec8b9a9a8f5c3b8b4936128ffd6d2cf5c1b79372114"`
[INFO] [stderr]     Checking route-recognizer v0.1.12
[INFO] [stderr]     Checking iron-sessionstorage-0-6 v0.6.6 (/opt/crater/workdir)
[INFO] [stderr]     Checking bodyparser v0.8.0
[INFO] [stderr] error[E0658]: use of unstable library feature 'test': `bench` is a part of custom test frameworks which are unstable
[INFO] [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/route-recognizer-0.1.12/src/nfa.rs:568:3
[INFO] [stderr]     |
[INFO] [stderr] 568 | #[bench]
[INFO] [stderr]     |   ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: for more information, see https://github.com/rust-lang/rust/issues/50297
[INFO] [stderr]     = help: add `#![feature(test)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'test': `bench` is a part of custom test frameworks which are unstable
[INFO] [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/route-recognizer-0.1.12/src/nfa.rs:582:3
[INFO] [stderr]     |
[INFO] [stderr] 582 | #[bench]
[INFO] [stderr]     |   ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: for more information, see https://github.com/rust-lang/rust/issues/50297
[INFO] [stderr]     = help: add `#![feature(test)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'test': `bench` is a part of custom test frameworks which are unstable
[INFO] [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/route-recognizer-0.1.12/src/nfa.rs:596:3
[INFO] [stderr]     |
[INFO] [stderr] 596 | #[bench]
[INFO] [stderr]     |   ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: for more information, see https://github.com/rust-lang/rust/issues/50297
[INFO] [stderr]     = help: add `#![feature(test)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'test': `bench` is a part of custom test frameworks which are unstable
[INFO] [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/route-recognizer-0.1.12/src/lib.rs:332:3
[INFO] [stderr]     |
[INFO] [stderr] 332 | #[bench]
[INFO] [stderr]     |   ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: for more information, see https://github.com/rust-lang/rust/issues/50297
[INFO] [stderr]     = help: add `#![feature(test)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 4 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0658`.
[INFO] [stderr] error: Could not compile `route-recognizer`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/backends/signedcookie.rs:13:37
[INFO] [stderr]    |
[INFO] [stderr] 13 |     cookie_modifier: Option<Arc<Box<Fn(cookie::Cookie) -> cookie::Cookie + Send + Sync>>>,
[INFO] [stderr]    |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(cookie::Cookie) -> cookie::Cookie + Send + Sync`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/backends/signedcookie.rs:64:37
[INFO] [stderr]    |
[INFO] [stderr] 64 |     cookie_modifier: Option<Arc<Box<Fn(cookie::Cookie) -> cookie::Cookie + Send + Sync + 'static>>>,
[INFO] [stderr]    |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(cookie::Cookie) -> cookie::Cookie + Send + Sync + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:64:16
[INFO] [stderr]    |
[INFO] [stderr] 64 |     inner: Box<RawSession>,
[INFO] [stderr]    |                ^^^^^^^^^^ help: use `dyn`: `dyn RawSession`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:69:19
[INFO] [stderr]    |
[INFO] [stderr] 69 |     fn new(s: Box<RawSession>) -> Self {
[INFO] [stderr]    |                   ^^^^^^^^^^ help: use `dyn`: `dyn RawSession`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:112:34
[INFO] [stderr]     |
[INFO] [stderr] 112 |     fn around(self, handler: Box<Handler>) -> Box<Handler> {
[INFO] [stderr]     |                                  ^^^^^^^ help: use `dyn`: `dyn Handler`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:112:51
[INFO] [stderr]     |
[INFO] [stderr] 112 |     fn around(self, handler: Box<Handler>) -> Box<Handler> {
[INFO] [stderr]     |                                                   ^^^^^^^ help: use `dyn`: `dyn Handler`
[INFO] [stderr] 
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "a9e49a0eecedfcfde7a41ec8b9a9a8f5c3b8b4936128ffd6d2cf5c1b79372114"`
[INFO] running `"docker" "rm" "-f" "a9e49a0eecedfcfde7a41ec8b9a9a8f5c3b8b4936128ffd6d2cf5c1b79372114"`
[INFO] [stdout] a9e49a0eecedfcfde7a41ec8b9a9a8f5c3b8b4936128ffd6d2cf5c1b79372114