[INFO] crate rustep 0.1.2 is already in cache
[INFO] extracting crate rustep 0.1.2 into work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/reg/rustep/0.1.2
[INFO] extracting crate rustep 0.1.2 into work/ex/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/reg/rustep/0.1.2
[INFO] validating manifest of rustep-0.1.2 on toolchain master#f66e4697ae286985ddefc53c3a047614568458bb
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+f66e4697ae286985ddefc53c3a047614568458bb-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of rustep-0.1.2 on toolchain try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c3b22200e6f5b70eb1f99ae6944d989ae17a458a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing rustep-0.1.2
[INFO] finished frobbing rustep-0.1.2
[INFO] frobbed toml for rustep-0.1.2 written to work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/reg/rustep/0.1.2/Cargo.toml
[INFO] started frobbing rustep-0.1.2
[INFO] finished frobbing rustep-0.1.2
[INFO] frobbed toml for rustep-0.1.2 written to work/ex/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/reg/rustep/0.1.2/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+f66e4697ae286985ddefc53c3a047614568458bb-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c3b22200e6f5b70eb1f99ae6944d989ae17a458a-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+f66e4697ae286985ddefc53c3a047614568458bb-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c3b22200e6f5b70eb1f99ae6944d989ae17a458a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking rustep-0.1.2 against try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a for pr-58592
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58592/worker-1/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/reg/rustep/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" "+c3b22200e6f5b70eb1f99ae6944d989ae17a458a-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 205e0b85a7a782fd4c989bd6f8dda98e7c74d778ae2402ba8263877148a57c42
[INFO] running `"docker" "start" "-a" "205e0b85a7a782fd4c989bd6f8dda98e7c74d778ae2402ba8263877148a57c42"`
[INFO] [stderr]     Checking enumflags v0.3.2
[INFO] [stderr]    Compiling syn v0.12.15
[INFO] [stderr]    Compiling enumflags_derive v0.4.1
[INFO] [stderr]     Checking rustep v0.1.2 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]   --> src/lib.rs:50:1
[INFO] [stderr]    |
[INFO] [stderr] 50 | #[macro_use]
[INFO] [stderr]    | ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `TryInto`
[INFO] [stderr]  --> src/format/elf.rs:9:9
[INFO] [stderr]   |
[INFO] [stderr] 9 |         TryInto,
[INFO] [stderr]   |         ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: cannot find type `SegmentFlag` in this scope
[INFO] [stderr]   --> src/format/elf.rs:59:10
[INFO] [stderr]    |
[INFO] [stderr] 59 | #[derive(EnumFlags, Copy, Clone, Debug)]
[INFO] [stderr]    |          ^^^^^^^^^ names from parent modules are not accessible without an explicit import
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(proc_macro_derive_resolution_fallback)] on by default
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #50504 <https://github.com/rust-lang/rust/issues/50504>
[INFO] [stderr] 
[INFO] [stderr] warning: cannot find type `SegmentFlag` in this scope
[INFO] [stderr]   --> src/format/elf.rs:59:10
[INFO] [stderr]    |
[INFO] [stderr] 59 | #[derive(EnumFlags, Copy, Clone, Debug)]
[INFO] [stderr]    |          ^^^^^^^^^ names from parent modules are not accessible without an explicit import
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #50504 <https://github.com/rust-lang/rust/issues/50504>
[INFO] [stderr] 
[INFO] [stderr] warning: cannot find type `SectionFlag` in this scope
[INFO] [stderr]    --> src/format/elf.rs:111:10
[INFO] [stderr]     |
[INFO] [stderr] 111 | #[derive(EnumFlags, Copy, Clone, Debug)]
[INFO] [stderr]     |          ^^^^^^^^^ names from parent modules are not accessible without an explicit import
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #50504 <https://github.com/rust-lang/rust/issues/50504>
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]   --> src/lib.rs:50:1
[INFO] [stderr]    |
[INFO] [stderr] 50 | #[macro_use]
[INFO] [stderr]    | ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: cannot find type `SegmentFlag` in this scope
[INFO] [stderr]   --> src/format/elf.rs:59:10
[INFO] [stderr]    |
[INFO] [stderr] 59 | #[derive(EnumFlags, Copy, Clone, Debug)]
[INFO] [stderr]    |          ^^^^^^^^^ names from parent modules are not accessible without an explicit import
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(proc_macro_derive_resolution_fallback)] on by default
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #50504 <https://github.com/rust-lang/rust/issues/50504>
[INFO] [stderr] 
[INFO] [stderr] warning: cannot find type `SegmentFlag` in this scope
[INFO] [stderr]   --> src/format/elf.rs:59:10
[INFO] [stderr]    |
[INFO] [stderr] 59 | #[derive(EnumFlags, Copy, Clone, Debug)]
[INFO] [stderr]    |          ^^^^^^^^^ names from parent modules are not accessible without an explicit import
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #50504 <https://github.com/rust-lang/rust/issues/50504>
[INFO] [stderr] 
[INFO] [stderr] warning: cannot find type `SectionFlag` in this scope
[INFO] [stderr]    --> src/format/elf.rs:111:10
[INFO] [stderr]     |
[INFO] [stderr] 111 | #[derive(EnumFlags, Copy, Clone, Debug)]
[INFO] [stderr]     |          ^^^^^^^^^ names from parent modules are not accessible without an explicit import
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #50504 <https://github.com/rust-lang/rust/issues/50504>
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]    --> src/format/elf.rs:789:13
[INFO] [stderr]     |
[INFO] [stderr] 789 |             _ => Err(RustepErrorKind::NotElf)?,
[INFO] [stderr]     |             ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unreachable_patterns)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]    --> src/format/elf.rs:789:13
[INFO] [stderr]     |
[INFO] [stderr] 789 |             _ => Err(RustepErrorKind::NotElf)?,
[INFO] [stderr]     |             ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unreachable_patterns)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.90s
[INFO] running `"docker" "inspect" "205e0b85a7a782fd4c989bd6f8dda98e7c74d778ae2402ba8263877148a57c42"`
[INFO] running `"docker" "rm" "-f" "205e0b85a7a782fd4c989bd6f8dda98e7c74d778ae2402ba8263877148a57c42"`
[INFO] [stdout] 205e0b85a7a782fd4c989bd6f8dda98e7c74d778ae2402ba8263877148a57c42