[INFO] crate rustspec_assertions 0.1.9 is already in cache
[INFO] extracting crate rustspec_assertions 0.1.9 into work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/reg/rustspec_assertions/0.1.9
[INFO] extracting crate rustspec_assertions 0.1.9 into work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/reg/rustspec_assertions/0.1.9
[INFO] validating manifest of rustspec_assertions-0.1.9 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 rustspec_assertions-0.1.9 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 rustspec_assertions-0.1.9
[INFO] finished frobbing rustspec_assertions-0.1.9
[INFO] frobbed toml for rustspec_assertions-0.1.9 written to work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/reg/rustspec_assertions/0.1.9/Cargo.toml
[INFO] started frobbing rustspec_assertions-0.1.9
[INFO] finished frobbing rustspec_assertions-0.1.9
[INFO] frobbed toml for rustspec_assertions-0.1.9 written to work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/reg/rustspec_assertions/0.1.9/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] checking rustspec_assertions-0.1.9 against try#b5c7f157c20453dde8d47371abe73b32351b4e7f for pr-62849
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62849/worker-7/try#b5c7f157c20453dde8d47371abe73b32351b4e7f:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/reg/rustspec_assertions/0.1.9:/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] 50ef83371f18e1da2ecd04f2e73aa4c810ce702c8b6b7e72eea5eb92a83f50b6
[INFO] running `"docker" "start" "-a" "50ef83371f18e1da2ecd04f2e73aa4c810ce702c8b6b7e72eea5eb92a83f50b6"`
[INFO] [stderr]     Checking rustspec_assertions v0.1.9 (/opt/crater/workdir)
[INFO] [stderr] error[E0425]: cannot find function `begin_unwind` in module `std::rt`
[INFO] [stderr]   --> src/expect.rs:35:20
[INFO] [stderr]    |
[INFO] [stderr] 35 |         ::std::rt::begin_unwind(msg, &other.get_file_line());
[INFO] [stderr]    |                    ^^^^^^^^^^^^ not found in `std::rt`
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find function `begin_unwind` in module `std::rt`
[INFO] [stderr]   --> src/expect.rs:35:20
[INFO] [stderr]    |
[INFO] [stderr] 35 |         ::std::rt::begin_unwind(msg, &other.get_file_line());
[INFO] [stderr]    |                    ^^^^^^^^^^^^ not found in `std::rt`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/expect.rs:9:33
[INFO] [stderr]   |
[INFO] [stderr] 9 |     pub fn to(&self, other: Box<Matcher<T>>) {
[INFO] [stderr]   |                                 ^^^^^^^^^^ help: use `dyn`: `dyn Matcher<T>`
[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/expect.rs:21:41
[INFO] [stderr]    |
[INFO] [stderr] 21 |     pub fn not_to(&mut self, other: Box<Matcher<T>>) {
[INFO] [stderr]    |                                         ^^^^^^^^^^ help: use `dyn`: `dyn Matcher<T>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/expect.rs:26:31
[INFO] [stderr]    |
[INFO] [stderr] 26 |     fn fail(&self, other: Box<Matcher<T>>) {
[INFO] [stderr]    |                               ^^^^^^^^^^ help: use `dyn`: `dyn Matcher<T>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/expect.rs:9:33
[INFO] [stderr]   |
[INFO] [stderr] 9 |     pub fn to(&self, other: Box<Matcher<T>>) {
[INFO] [stderr]   |                                 ^^^^^^^^^^ help: use `dyn`: `dyn Matcher<T>`
[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/expect.rs:21:41
[INFO] [stderr]    |
[INFO] [stderr] 21 |     pub fn not_to(&mut self, other: Box<Matcher<T>>) {
[INFO] [stderr]    |                                         ^^^^^^^^^^ help: use `dyn`: `dyn Matcher<T>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/expect.rs:26:31
[INFO] [stderr]    |
[INFO] [stderr] 26 |     fn fail(&self, other: Box<Matcher<T>>) {
[INFO] [stderr]    |                               ^^^^^^^^^^ help: use `dyn`: `dyn Matcher<T>`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0425`.
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0425`.
[INFO] [stderr] error: Could not compile `rustspec_assertions`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: Could not compile `rustspec_assertions`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "50ef83371f18e1da2ecd04f2e73aa4c810ce702c8b6b7e72eea5eb92a83f50b6"`
[INFO] running `"docker" "rm" "-f" "50ef83371f18e1da2ecd04f2e73aa4c810ce702c8b6b7e72eea5eb92a83f50b6"`
[INFO] [stdout] 50ef83371f18e1da2ecd04f2e73aa4c810ce702c8b6b7e72eea5eb92a83f50b6