[INFO] updating cached repository 7aske/jbvm
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/7aske/jbvm
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/7aske/jbvm" "work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/7aske/jbvm"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/7aske/jbvm'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/7aske/jbvm" "work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/7aske/jbvm"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/7aske/jbvm'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] dbc2f7e471bdf7a31e1b32b9941f4eb265549d61
[INFO] sha for GitHub repo 7aske/jbvm: dbc2f7e471bdf7a31e1b32b9941f4eb265549d61
[INFO] validating manifest of 7aske/jbvm on toolchain master#60960a260f7b5c695fd0717311d72ce62dd4eb43
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of 7aske/jbvm on toolchain try#266783e4e09e4e9d5307c1c8e695659c58bbcac7
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing 7aske/jbvm
[INFO] finished frobbing 7aske/jbvm
[INFO] frobbed toml for 7aske/jbvm written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/7aske/jbvm/Cargo.toml
[INFO] started frobbing 7aske/jbvm
[INFO] finished frobbing 7aske/jbvm
[INFO] frobbed toml for 7aske/jbvm written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/7aske/jbvm/Cargo.toml
[INFO] crate 7aske/jbvm already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking 7aske/jbvm against try#266783e4e09e4e9d5307c1c8e695659c58bbcac7 for pr-63376
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-4/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/7aske/jbvm:/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" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] d1849e3897a6d89068ddd12f274d39e6ab3aca78678a023de231acbf26fd4da5
[INFO] running `"docker" "start" "-a" "d1849e3897a6d89068ddd12f274d39e6ab3aca78678a023de231acbf26fd4da5"`
[INFO] [stderr]     Checking jbvm v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/assembler/operand_parsers.rs:5:1
[INFO] [stderr]    |
[INFO] [stderr] 5  | / /// Parser for integer numbers, which we preface with `#` in our assembly language:
[INFO] [stderr] 6  | | /// #100
[INFO] [stderr]    | |________^
[INFO] [stderr] 7  | / named!(integer_operand<&[u8], Token>,
[INFO] [stderr] 8  | |     ws!(
[INFO] [stderr] 9  | |         do_parse!(
[INFO] [stderr] 10 | |             tag!("#") >>
[INFO] [stderr] ...  |
[INFO] [stderr] 16 | |     )
[INFO] [stderr] 17 | | );
[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: unused doc comment
[INFO] [stderr]   --> src/assembler/operand_parsers.rs:5:1
[INFO] [stderr]    |
[INFO] [stderr] 5  | / /// Parser for integer numbers, which we preface with `#` in our assembly language:
[INFO] [stderr] 6  | | /// #100
[INFO] [stderr]    | |________^
[INFO] [stderr] 7  | / named!(integer_operand<&[u8], Token>,
[INFO] [stderr] 8  | |     ws!(
[INFO] [stderr] 9  | |         do_parse!(
[INFO] [stderr] 10 | |             tag!("#") >>
[INFO] [stderr] ...  |
[INFO] [stderr] 16 | |     )
[INFO] [stderr] 17 | | );
[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: use of deprecated item 'ws': whitespace parsing only works with macros and will not be updated anymore
[INFO] [stderr]   --> src/assembler/operand_parsers.rs:7:1
[INFO] [stderr]    |
[INFO] [stderr] 7  | / named!(integer_operand<&[u8], Token>,
[INFO] [stderr] 8  | |     ws!(
[INFO] [stderr] 9  | |         do_parse!(
[INFO] [stderr] 10 | |             tag!("#") >>
[INFO] [stderr] ...  |
[INFO] [stderr] 16 | |     )
[INFO] [stderr] 17 | | );
[INFO] [stderr]    | |__^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'ws': whitespace parsing only works with macros and will not be updated anymore
[INFO] [stderr]   --> src/assembler/register_parsers.rs:3:1
[INFO] [stderr]    |
[INFO] [stderr] 3  | / named!(register <&[u8], Token>,
[INFO] [stderr] 4  | |     ws!(
[INFO] [stderr] 5  | |         do_parse!(
[INFO] [stderr] 6  | |             tag!("$") >>
[INFO] [stderr] ...  |
[INFO] [stderr] 14 | |     )
[INFO] [stderr] 15 | | );
[INFO] [stderr]    | |__^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::*`
[INFO] [stderr]   --> src/assembler/opcode_parsers.rs:10:9
[INFO] [stderr]    |
[INFO] [stderr] 10 |     use super::*;
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `opcode`
[INFO] [stderr]   --> src/instruction.rs:53:5
[INFO] [stderr]    |
[INFO] [stderr] 53 |     opcode: Opcode,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'ws': whitespace parsing only works with macros and will not be updated anymore
[INFO] [stderr]   --> src/assembler/operand_parsers.rs:7:1
[INFO] [stderr]    |
[INFO] [stderr] 7  | / named!(integer_operand<&[u8], Token>,
[INFO] [stderr] 8  | |     ws!(
[INFO] [stderr] 9  | |         do_parse!(
[INFO] [stderr] 10 | |             tag!("#") >>
[INFO] [stderr] ...  |
[INFO] [stderr] 16 | |     )
[INFO] [stderr] 17 | | );
[INFO] [stderr]    | |__^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'ws': whitespace parsing only works with macros and will not be updated anymore
[INFO] [stderr]   --> src/assembler/register_parsers.rs:3:1
[INFO] [stderr]    |
[INFO] [stderr] 3  | / named!(register <&[u8], Token>,
[INFO] [stderr] 4  | |     ws!(
[INFO] [stderr] 5  | |         do_parse!(
[INFO] [stderr] 6  | |             tag!("$") >>
[INFO] [stderr] ...  |
[INFO] [stderr] 14 | |     )
[INFO] [stderr] 15 | | );
[INFO] [stderr]    | |__^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.47s
[INFO] running `"docker" "inspect" "d1849e3897a6d89068ddd12f274d39e6ab3aca78678a023de231acbf26fd4da5"`
[INFO] running `"docker" "rm" "-f" "d1849e3897a6d89068ddd12f274d39e6ab3aca78678a023de231acbf26fd4da5"`
[INFO] [stdout] d1849e3897a6d89068ddd12f274d39e6ab3aca78678a023de231acbf26fd4da5