[INFO] crate snafu 0.4.1 is already in cache
[INFO] extracting crate snafu 0.4.1 into work/ex/pr-62507/sources/master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7/reg/snafu/0.4.1
[INFO] extracting crate snafu 0.4.1 into work/ex/pr-62507/sources/try#18481b65f318e0b4b20c0fc61340054701719d6c/reg/snafu/0.4.1
[INFO] validating manifest of snafu-0.4.1 on toolchain master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78ca1bda3522b14bc0336bc01dd1d49fdba2cda7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of snafu-0.4.1 on toolchain try#18481b65f318e0b4b20c0fc61340054701719d6c
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+18481b65f318e0b4b20c0fc61340054701719d6c-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing snafu-0.4.1
[INFO] finished frobbing snafu-0.4.1
[INFO] frobbed toml for snafu-0.4.1 written to work/ex/pr-62507/sources/master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7/reg/snafu/0.4.1/Cargo.toml
[INFO] started frobbing snafu-0.4.1
[INFO] finished frobbing snafu-0.4.1
[INFO] frobbed toml for snafu-0.4.1 written to work/ex/pr-62507/sources/try#18481b65f318e0b4b20c0fc61340054701719d6c/reg/snafu/0.4.1/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78ca1bda3522b14bc0336bc01dd1d49fdba2cda7-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+18481b65f318e0b4b20c0fc61340054701719d6c-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78ca1bda3522b14bc0336bc01dd1d49fdba2cda7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pin-project v0.3.3
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+18481b65f318e0b4b20c0fc61340054701719d6c-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] checking snafu-0.4.1 against master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7 for pr-62507
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62507/worker-7/master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62507/sources/master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7/reg/snafu/0.4.1:/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" "+78ca1bda3522b14bc0336bc01dd1d49fdba2cda7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 7d7b7eafa103023380151705d8d3a5474bb8fdf9ff65610851d3295811ac27b4
[INFO] running `"docker" "start" "-a" "7d7b7eafa103023380151705d8d3a5474bb8fdf9ff65610851d3295811ac27b4"`
[INFO] [stderr]     Checking snafu v0.4.1 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:471:36
[INFO] [stderr]     |
[INFO] [stderr] 471 |     fn as_error_source(&self) -> &(error::Error + 'static);
[INFO] [stderr]     |                                    ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error + 'static`
[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/lib.rs:474:24
[INFO] [stderr]     |
[INFO] [stderr] 474 | impl AsErrorSource for error::Error + 'static {
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:475:36
[INFO] [stderr]     |
[INFO] [stderr] 475 |     fn as_error_source(&self) -> &(error::Error + 'static) {
[INFO] [stderr]     |                                    ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:480:24
[INFO] [stderr]     |
[INFO] [stderr] 480 | impl AsErrorSource for error::Error + Send + 'static {
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error + Send + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:481:36
[INFO] [stderr]     |
[INFO] [stderr] 481 |     fn as_error_source(&self) -> &(error::Error + 'static) {
[INFO] [stderr]     |                                    ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:486:24
[INFO] [stderr]     |
[INFO] [stderr] 486 | impl AsErrorSource for error::Error + Sync + 'static {
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error + Sync + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:487:36
[INFO] [stderr]     |
[INFO] [stderr] 487 |     fn as_error_source(&self) -> &(error::Error + 'static) {
[INFO] [stderr]     |                                    ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:492:24
[INFO] [stderr]     |
[INFO] [stderr] 492 | impl AsErrorSource for error::Error + Send + Sync + 'static {
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error + Send + Sync + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:493:36
[INFO] [stderr]     |
[INFO] [stderr] 493 |     fn as_error_source(&self) -> &(error::Error + 'static) {
[INFO] [stderr]     |                                    ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:499:36
[INFO] [stderr]     |
[INFO] [stderr] 499 |     fn as_error_source(&self) -> &(error::Error + 'static) {
[INFO] [stderr]     |                                    ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:471:36
[INFO] [stderr]     |
[INFO] [stderr] 471 |     fn as_error_source(&self) -> &(error::Error + 'static);
[INFO] [stderr]     |                                    ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error + 'static`
[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/lib.rs:474:24
[INFO] [stderr]     |
[INFO] [stderr] 474 | impl AsErrorSource for error::Error + 'static {
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:475:36
[INFO] [stderr]     |
[INFO] [stderr] 475 |     fn as_error_source(&self) -> &(error::Error + 'static) {
[INFO] [stderr]     |                                    ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:480:24
[INFO] [stderr]     |
[INFO] [stderr] 480 | impl AsErrorSource for error::Error + Send + 'static {
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error + Send + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:481:36
[INFO] [stderr]     |
[INFO] [stderr] 481 |     fn as_error_source(&self) -> &(error::Error + 'static) {
[INFO] [stderr]     |                                    ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:486:24
[INFO] [stderr]     |
[INFO] [stderr] 486 | impl AsErrorSource for error::Error + Sync + 'static {
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error + Sync + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:487:36
[INFO] [stderr]     |
[INFO] [stderr] 487 |     fn as_error_source(&self) -> &(error::Error + 'static) {
[INFO] [stderr]     |                                    ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:492:24
[INFO] [stderr]     |
[INFO] [stderr] 492 | impl AsErrorSource for error::Error + Send + Sync + 'static {
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error + Send + Sync + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:493:36
[INFO] [stderr]     |
[INFO] [stderr] 493 |     fn as_error_source(&self) -> &(error::Error + 'static) {
[INFO] [stderr]     |                                    ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:499:36
[INFO] [stderr]     |
[INFO] [stderr] 499 |     fn as_error_source(&self) -> &(error::Error + 'static) {
[INFO] [stderr]     |                                    ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> tests/source_attributes.rs:70:25
[INFO] [stderr]    |
[INFO] [stderr] 70 |             source: Box<std::error::Error>,
[INFO] [stderr]    |                         ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> tests/generics.rs:5:21
[INFO] [stderr]   |
[INFO] [stderr] 5 | type BoxError = Box<std::error::Error>;
[INFO] [stderr]   |                     ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[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]  --> tests/backtrace.rs:5:25
[INFO] [stderr]   |
[INFO] [stderr] 5 | type AnotherError = Box<std::error::Error>;
[INFO] [stderr]   |                         ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.91s
[INFO] running `"docker" "inspect" "7d7b7eafa103023380151705d8d3a5474bb8fdf9ff65610851d3295811ac27b4"`
[INFO] running `"docker" "rm" "-f" "7d7b7eafa103023380151705d8d3a5474bb8fdf9ff65610851d3295811ac27b4"`
[INFO] [stdout] 7d7b7eafa103023380151705d8d3a5474bb8fdf9ff65610851d3295811ac27b4