[INFO] crate extindex 0.1.2 is already in cache
[INFO] extracting crate extindex 0.1.2 into work/ex/pr-61874/sources/master#9f06855064ed06a50c496577b21ca50f92a2e67d/reg/extindex/0.1.2
[INFO] extracting crate extindex 0.1.2 into work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/reg/extindex/0.1.2
[INFO] validating manifest of extindex-0.1.2 on toolchain master#9f06855064ed06a50c496577b21ca50f92a2e67d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+9f06855064ed06a50c496577b21ca50f92a2e67d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of extindex-0.1.2 on toolchain try#d3301713b54af69ca9de941a8c6b0d8287dbd6df
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing extindex-0.1.2
[INFO] finished frobbing extindex-0.1.2
[INFO] frobbed toml for extindex-0.1.2 written to work/ex/pr-61874/sources/master#9f06855064ed06a50c496577b21ca50f92a2e67d/reg/extindex/0.1.2/Cargo.toml
[INFO] started frobbing extindex-0.1.2
[INFO] finished frobbing extindex-0.1.2
[INFO] frobbed toml for extindex-0.1.2 written to work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/reg/extindex/0.1.2/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+9f06855064ed06a50c496577b21ca50f92a2e67d-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+9f06855064ed06a50c496577b21ca50f92a2e67d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking extindex-0.1.2 against try#d3301713b54af69ca9de941a8c6b0d8287dbd6df for pr-61874
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61874/worker-5/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/reg/extindex/0.1.2:/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" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 6407f6a9d32686ecf108538198a6d4c67e811b28bee372bf0812528aaad30102
[INFO] running `"docker" "start" "-a" "6407f6a9d32686ecf108538198a6d4c67e811b28bee372bf0812528aaad30102"`
[INFO] [stderr]    Compiling extsort v0.2.0
[INFO] [stderr]    Compiling extindex v0.1.2 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/builder.rs:181:41
[INFO] [stderr]     |
[INFO] [stderr] 181 |     fn write_header(&self, output: &mut Write, levels: &[Level]) -> Result<(), BuilderError> {
[INFO] [stderr]     |                                         ^^^^^ help: use `dyn`: `dyn Write`
[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/builder.rs:189:40
[INFO] [stderr]     |
[INFO] [stderr] 189 |     fn write_entry(&self, output: &mut Write, entry: Entry<K, V>) -> Result<(), BuilderError> {
[INFO] [stderr]     |                                        ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/builder.rs:197:22
[INFO] [stderr]     |
[INFO] [stderr] 197 |         output: &mut Write,
[INFO] [stderr]     |                      ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/entry.rs:21:37
[INFO] [stderr]    |
[INFO] [stderr] 21 |     fn encode(item: &T, write: &mut Write) -> Result<(), std::io::Error>;
[INFO] [stderr]    |                                     ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/entry.rs:25:26
[INFO] [stderr]    |
[INFO] [stderr] 25 |     fn decode(data: &mut Read, size: usize) -> Result<T, std::io::Error>;
[INFO] [stderr]    |                          ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/entry.rs:63:48
[INFO] [stderr]    |
[INFO] [stderr] 63 |     fn encode(entry: Entry<K, V>, output: &mut Write) {
[INFO] [stderr]    |                                                ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/entry.rs:68:26
[INFO] [stderr]    |
[INFO] [stderr] 68 |     fn decode(read: &mut Read) -> Option<Entry<K, V>> {
[INFO] [stderr]    |                          ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/seri.rs:38:38
[INFO] [stderr]    |
[INFO] [stderr] 38 |     pub fn write(&self, output: &mut Write) -> Result<(), std::io::Error> {
[INFO] [stderr]    |                                      ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/seri.rs:81:38
[INFO] [stderr]    |
[INFO] [stderr] 81 |     pub fn write(&self, output: &mut Write) -> Result<(), SerializationError> {
[INFO] [stderr]    |                                      ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/seri.rs:141:38
[INFO] [stderr]     |
[INFO] [stderr] 141 |     pub fn write(&self, output: &mut Write) -> Result<(), SerializationError> {
[INFO] [stderr]     |                                      ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/seri.rs:163:35
[INFO] [stderr]     |
[INFO] [stderr] 163 |     pub fn read(data_cursor: &mut Read) -> Result<(Entry<K, V>, usize), SerializationError> {
[INFO] [stderr]     |                                   ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/builder.rs:181:41
[INFO] [stderr]     |
[INFO] [stderr] 181 |     fn write_header(&self, output: &mut Write, levels: &[Level]) -> Result<(), BuilderError> {
[INFO] [stderr]     |                                         ^^^^^ help: use `dyn`: `dyn Write`
[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/builder.rs:189:40
[INFO] [stderr]     |
[INFO] [stderr] 189 |     fn write_entry(&self, output: &mut Write, entry: Entry<K, V>) -> Result<(), BuilderError> {
[INFO] [stderr]     |                                        ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/builder.rs:197:22
[INFO] [stderr]     |
[INFO] [stderr] 197 |         output: &mut Write,
[INFO] [stderr]     |                      ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/entry.rs:21:37
[INFO] [stderr]    |
[INFO] [stderr] 21 |     fn encode(item: &T, write: &mut Write) -> Result<(), std::io::Error>;
[INFO] [stderr]    |                                     ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/entry.rs:25:26
[INFO] [stderr]    |
[INFO] [stderr] 25 |     fn decode(data: &mut Read, size: usize) -> Result<T, std::io::Error>;
[INFO] [stderr]    |                          ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/entry.rs:63:48
[INFO] [stderr]    |
[INFO] [stderr] 63 |     fn encode(entry: Entry<K, V>, output: &mut Write) {
[INFO] [stderr]    |                                                ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/entry.rs:68:26
[INFO] [stderr]    |
[INFO] [stderr] 68 |     fn decode(read: &mut Read) -> Option<Entry<K, V>> {
[INFO] [stderr]    |                          ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/seri.rs:38:38
[INFO] [stderr]    |
[INFO] [stderr] 38 |     pub fn write(&self, output: &mut Write) -> Result<(), std::io::Error> {
[INFO] [stderr]    |                                      ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/seri.rs:81:38
[INFO] [stderr]    |
[INFO] [stderr] 81 |     pub fn write(&self, output: &mut Write) -> Result<(), SerializationError> {
[INFO] [stderr]    |                                      ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/seri.rs:141:38
[INFO] [stderr]     |
[INFO] [stderr] 141 |     pub fn write(&self, output: &mut Write) -> Result<(), SerializationError> {
[INFO] [stderr]     |                                      ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/seri.rs:163:35
[INFO] [stderr]     |
[INFO] [stderr] 163 |     pub fn read(data_cursor: &mut Read) -> Result<(Entry<K, V>, usize), SerializationError> {
[INFO] [stderr]     |                                   ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:95:50
[INFO] [stderr]    |
[INFO] [stderr] 95 |         fn encode(item: &TestString, write: &mut std::io::Write) -> Result<(), std::io::Error> {
[INFO] [stderr]    |                                                  ^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::io::Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:99:30
[INFO] [stderr]    |
[INFO] [stderr] 99 |         fn decode(data: &mut Read, size: usize) -> Result<TestString, std::io::Error> {
[INFO] [stderr]    |                              ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> tests/markdown.rs:15:1
[INFO] [stderr]    |
[INFO] [stderr] 15 | /// skeptic generates tests from markdown. See [build.rs]: ../build.rs
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 16 | include!(concat!(env!("OUT_DIR"), "/skeptic-tests.rs"));
[INFO] [stderr]    | -------------------------------------------------------- rustdoc does not generate documentation for macro expansions
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_doc_comments)] on by default
[INFO] [stderr]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> benches/reader.rs:65:46
[INFO] [stderr]    |
[INFO] [stderr] 65 |     fn encode(item: &TestString, write: &mut Write) -> Result<(), std::io::Error> {
[INFO] [stderr]    |                                              ^^^^^ help: use `dyn`: `dyn Write`
[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]   --> benches/reader.rs:69:26
[INFO] [stderr]    |
[INFO] [stderr] 69 |     fn decode(data: &mut Read, size: usize) -> Result<TestString, std::io::Error> {
[INFO] [stderr]    |                          ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> tests/build_and_query.rs:227:46
[INFO] [stderr]     |
[INFO] [stderr] 227 |     fn encode(item: &TestString, write: &mut Write) -> Result<(), std::io::Error> {
[INFO] [stderr]     |                                              ^^^^^ help: use `dyn`: `dyn Write`
[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/build_and_query.rs:231:26
[INFO] [stderr]     |
[INFO] [stderr] 231 |     fn decode(data: &mut Read, size: usize) -> Result<TestString, std::io::Error> {
[INFO] [stderr]     |                          ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.09s
[INFO] running `"docker" "inspect" "6407f6a9d32686ecf108538198a6d4c67e811b28bee372bf0812528aaad30102"`
[INFO] running `"docker" "rm" "-f" "6407f6a9d32686ecf108538198a6d4c67e811b28bee372bf0812528aaad30102"`
[INFO] [stdout] 6407f6a9d32686ecf108538198a6d4c67e811b28bee372bf0812528aaad30102