[INFO] updating cached repository Guaschman/hm-interpreter
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Guaschman/hm-interpreter
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Guaschman/hm-interpreter" "work/ex/pr-62181/sources/master#6ea4036cd20a4b1ab1d56e555108c21735ff6946/gh/Guaschman/hm-interpreter"`
[INFO] [stderr] Cloning into 'work/ex/pr-62181/sources/master#6ea4036cd20a4b1ab1d56e555108c21735ff6946/gh/Guaschman/hm-interpreter'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Guaschman/hm-interpreter" "work/ex/pr-62181/sources/try#003a7b6b5753e8509fdfe7949d4f0873ba71e4fc/gh/Guaschman/hm-interpreter"`
[INFO] [stderr] Cloning into 'work/ex/pr-62181/sources/try#003a7b6b5753e8509fdfe7949d4f0873ba71e4fc/gh/Guaschman/hm-interpreter'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 2b555537c83f623b0164831023a91f00bb32cc65
[INFO] sha for GitHub repo Guaschman/hm-interpreter: 2b555537c83f623b0164831023a91f00bb32cc65
[INFO] validating manifest of Guaschman/hm-interpreter on toolchain master#6ea4036cd20a4b1ab1d56e555108c21735ff6946
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+6ea4036cd20a4b1ab1d56e555108c21735ff6946-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of Guaschman/hm-interpreter on toolchain try#003a7b6b5753e8509fdfe7949d4f0873ba71e4fc
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+003a7b6b5753e8509fdfe7949d4f0873ba71e4fc-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing Guaschman/hm-interpreter
[INFO] finished frobbing Guaschman/hm-interpreter
[INFO] frobbed toml for Guaschman/hm-interpreter written to work/ex/pr-62181/sources/master#6ea4036cd20a4b1ab1d56e555108c21735ff6946/gh/Guaschman/hm-interpreter/Cargo.toml
[INFO] started frobbing Guaschman/hm-interpreter
[INFO] finished frobbing Guaschman/hm-interpreter
[INFO] frobbed toml for Guaschman/hm-interpreter written to work/ex/pr-62181/sources/try#003a7b6b5753e8509fdfe7949d4f0873ba71e4fc/gh/Guaschman/hm-interpreter/Cargo.toml
[INFO] crate Guaschman/hm-interpreter already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+6ea4036cd20a4b1ab1d56e555108c21735ff6946-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /mnt/big/crater/work/ex/pr-62181/sources/master#6ea4036cd20a4b1ab1d56e555108c21735ff6946/gh/Guaschman/hm-interpreter/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+6ea4036cd20a4b1ab1d56e555108c21735ff6946-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" "+003a7b6b5753e8509fdfe7949d4f0873ba71e4fc-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" "+6ea4036cd20a4b1ab1d56e555108c21735ff6946-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+003a7b6b5753e8509fdfe7949d4f0873ba71e4fc-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking Guaschman/hm-interpreter against try#003a7b6b5753e8509fdfe7949d4f0873ba71e4fc for pr-62181
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62181/worker-1/try#003a7b6b5753e8509fdfe7949d4f0873ba71e4fc:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62181/sources/try#003a7b6b5753e8509fdfe7949d4f0873ba71e4fc/gh/Guaschman/hm-interpreter:/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" "+003a7b6b5753e8509fdfe7949d4f0873ba71e4fc-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 9c880674a9cb4319843f7d24aa7a47d0a46ca660d70e190aa76dba93b6a660b6
[INFO] running `"docker" "start" "-a" "9c880674a9cb4319843f7d24aa7a47d0a46ca660d70e190aa76dba93b6a660b6"`
[INFO] [stderr]     Checking nom-trace v0.1.0
[INFO] [stderr]     Checking hm-interpreter v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] error: macros that expand to items must be delimited with braces or followed by a semicolon
[INFO] [stderr]   --> src/parser.rs:20:7
[INFO] [stderr]    |
[INFO] [stderr] 20 |   named!(keywords, alt!(
[INFO] [stderr]    |  _______^
[INFO] [stderr] 21 | |     tag!("let")
[INFO] [stderr] 22 | |     | tag!("letrec")
[INFO] [stderr] 23 | |     | tag!("if")
[INFO] [stderr] 24 | |     | tag!("then")
[INFO] [stderr] 25 | |     | tag!("else")))
[INFO] [stderr]    | |____________________^
[INFO] [stderr] help: change the delimiters to curly braces
[INFO] [stderr]    |
[INFO] [stderr] 20 | named! {keywords, alt!(
[INFO] [stderr] 21 |     tag!("let")
[INFO] [stderr] 22 |     | tag!("letrec")
[INFO] [stderr] 23 |     | tag!("if")
[INFO] [stderr] 24 |     | tag!("then")
[INFO] [stderr] 25 |     | tag!("else"))}
[INFO] [stderr]    |
[INFO] [stderr] help: add a semicolon
[INFO] [stderr]    |
[INFO] [stderr] 25 |     | tag!("else")));
[INFO] [stderr]    |                     ^
[INFO] [stderr] 
[INFO] [stderr] error: macros that expand to items must be delimited with braces or followed by a semicolon
[INFO] [stderr]   --> src/parser.rs:20:7
[INFO] [stderr]    |
[INFO] [stderr] 20 |   named!(keywords, alt!(
[INFO] [stderr]    |  _______^
[INFO] [stderr] 21 | |     tag!("let")
[INFO] [stderr] 22 | |     | tag!("letrec")
[INFO] [stderr] 23 | |     | tag!("if")
[INFO] [stderr] 24 | |     | tag!("then")
[INFO] [stderr] 25 | |     | tag!("else")))
[INFO] [stderr]    | |____________________^
[INFO] [stderr] help: change the delimiters to curly braces
[INFO] [stderr]    |
[INFO] [stderr] 20 | named! {keywords, alt!(
[INFO] [stderr] 21 |     tag!("let")
[INFO] [stderr] 22 |     | tag!("letrec")
[INFO] [stderr] 23 |     | tag!("if")
[INFO] [stderr] 24 |     | tag!("then")
[INFO] [stderr] 25 |     | tag!("else"))}
[INFO] [stderr]    |
[INFO] [stderr] help: add a semicolon
[INFO] [stderr]    |
[INFO] [stderr] 25 |     | tag!("else")));
[INFO] [stderr]    |                     ^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `multispace0`
[INFO] [stderr]  --> src/parser.rs:1:19
[INFO] [stderr]   |
[INFO] [stderr] 1 | use nom::{digit1, multispace0, multispace1, alphanumeric1};
[INFO] [stderr]   |                   ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `multispace0`
[INFO] [stderr]  --> src/parser.rs:1:19
[INFO] [stderr]   |
[INFO] [stderr] 1 | use nom::{digit1, multispace0, multispace1, alphanumeric1};
[INFO] [stderr]   |                   ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `hm-interpreter`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `hm-interpreter`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "9c880674a9cb4319843f7d24aa7a47d0a46ca660d70e190aa76dba93b6a660b6"`
[INFO] running `"docker" "rm" "-f" "9c880674a9cb4319843f7d24aa7a47d0a46ca660d70e190aa76dba93b6a660b6"`
[INFO] [stdout] 9c880674a9cb4319843f7d24aa7a47d0a46ca660d70e190aa76dba93b6a660b6