[INFO] crate xv 0.1.1 is already in cache
[INFO] extracting crate xv 0.1.1 into work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/reg/xv/0.1.1
[INFO] extracting crate xv 0.1.1 into work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/reg/xv/0.1.1
[INFO] validating manifest of xv-0.1.1 on toolchain master#452087b4bf18cece2d52d7cd8c9147195e5404bf
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of xv-0.1.1 on toolchain try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing xv-0.1.1
[INFO] finished frobbing xv-0.1.1
[INFO] frobbed toml for xv-0.1.1 written to work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/reg/xv/0.1.1/Cargo.toml
[INFO] started frobbing xv-0.1.1
[INFO] finished frobbing xv-0.1.1
[INFO] frobbed toml for xv-0.1.1 written to work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/reg/xv/0.1.1/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking xv-0.1.1 against master#452087b4bf18cece2d52d7cd8c9147195e5404bf for pr-63247
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63247/worker-2/master#452087b4bf18cece2d52d7cd8c9147195e5404bf:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/reg/xv/0.1.1:/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" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] b0765d3f530c287d313a8f533f92ff76df141ec5471fe6dab74f218ce416d19e
[INFO] running `"docker" "start" "-a" "b0765d3f530c287d313a8f533f92ff76df141ec5471fe6dab74f218ce416d19e"`
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking array-macro v1.0.3
[INFO] [stderr]     Checking maplit v1.0.2
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling ncurses v5.99.0
[INFO] [stderr]     Checking term_size v0.3.1
[INFO] [stderr]     Checking directories v1.0.2
[INFO] [stderr]     Checking toml v0.5.3
[INFO] [stderr]     Checking enum-map-internals v0.1.3
[INFO] [stderr]    Compiling enum-map-derive v0.4.2
[INFO] [stderr]     Checking rmp-serde v0.13.7
[INFO] [stderr]     Checking num v0.2.0
[INFO] [stderr]     Checking enum-map v0.5.0
[INFO] [stderr]    Compiling darling_core v0.9.0
[INFO] [stderr]    Compiling darling_macro v0.9.0
[INFO] [stderr]    Compiling darling v0.9.0
[INFO] [stderr]    Compiling enumset_derive v0.4.0
[INFO] [stderr]     Checking enumset v0.4.0
[INFO] [stderr]     Checking cursive v0.12.0
[INFO] [stderr]     Checking xv v0.1.1 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/hex_reader.rs:148:51
[INFO] [stderr]     |
[INFO] [stderr] 148 |     pub fn visit_row_offsets(&self, visitor: &mut OffsetsVisitor) {
[INFO] [stderr]     |                                                   ^^^^^^^^^^^^^^ help: use `dyn`: `dyn OffsetsVisitor`
[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/hex_reader.rs:173:43
[INFO] [stderr]     |
[INFO] [stderr] 173 |     pub fn visit_hex(&self, visitor: &mut HexVisitor) {
[INFO] [stderr]     |                                           ^^^^^^^^^^ help: use `dyn`: `dyn HexVisitor`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/hex_reader.rs:148:51
[INFO] [stderr]     |
[INFO] [stderr] 148 |     pub fn visit_row_offsets(&self, visitor: &mut OffsetsVisitor) {
[INFO] [stderr]     |                                                   ^^^^^^^^^^^^^^ help: use `dyn`: `dyn OffsetsVisitor`
[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/hex_reader.rs:173:43
[INFO] [stderr]     |
[INFO] [stderr] 173 |     pub fn visit_hex(&self, visitor: &mut HexVisitor) {
[INFO] [stderr]     |                                           ^^^^^^^^^^ help: use `dyn`: `dyn HexVisitor`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 53.85s
[INFO] running `"docker" "inspect" "b0765d3f530c287d313a8f533f92ff76df141ec5471fe6dab74f218ce416d19e"`
[INFO] running `"docker" "rm" "-f" "b0765d3f530c287d313a8f533f92ff76df141ec5471fe6dab74f218ce416d19e"`
[INFO] [stdout] b0765d3f530c287d313a8f533f92ff76df141ec5471fe6dab74f218ce416d19e