[INFO] crate nom-tracable 0.4.0 is already in cache
[INFO] testing nom-tracable-0.4.0 against beta-2019-09-28 for beta-1.39-1
[INFO] extracting crate nom-tracable 0.4.0 into work/builds/worker-4/source
[INFO] validating manifest of crates.io crate nom-tracable 0.4.0 on toolchain beta-2019-09-28
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate nom-tracable 0.4.0
[INFO] finished tweaking crates.io crate nom-tracable 0.4.0
[INFO] tweaked toml for crates.io crate nom-tracable 0.4.0 written to work/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate nom-tracable 0.4.0 already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "build" "--frozen"`
[INFO] [stdout] ac8cd851cc4e76a445e17ade8ddb16593641a12609514924bc20ee9e07778cc1
[INFO] running `"docker" "start" "-a" "ac8cd851cc4e76a445e17ade8ddb16593641a12609514924bc20ee9e07778cc1"`
[INFO] [stderr]    Compiling proc-macro2 v1.0.1
[INFO] [stderr]    Compiling syn v1.0.3
[INFO] [stderr]    Compiling nom v5.0.0
[INFO] [stderr]    Compiling stackvector v1.0.6
[INFO] [stderr]    Compiling lexical-core v0.4.3
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling nom_locate v1.0.0
[INFO] [stderr]    Compiling nom-tracable-macros v0.4.0
[INFO] [stderr]    Compiling nom-tracable v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.39s
[INFO] running `"docker" "inspect" "ac8cd851cc4e76a445e17ade8ddb16593641a12609514924bc20ee9e07778cc1"`
[INFO] running `"docker" "rm" "-f" "ac8cd851cc4e76a445e17ade8ddb16593641a12609514924bc20ee9e07778cc1"`
[INFO] [stdout] ac8cd851cc4e76a445e17ade8ddb16593641a12609514924bc20ee9e07778cc1
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen" "--no-run"`
[INFO] [stdout] f685b62b14e0f15ace3d09a8188047a62a1c06092f98c4e96445a711ef198e0a
[INFO] running `"docker" "start" "-a" "f685b62b14e0f15ace3d09a8188047a62a1c06092f98c4e96445a711ef198e0a"`
[INFO] [stderr]    Compiling nom-tracable v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `ret`
[INFO] [stderr]   --> examples/example.rs:50:9
[INFO] [stderr]    |
[INFO] [stderr] 50 |     let ret = expr(LocatedSpanEx::new_extra("1-1+1+1-1", info));
[INFO] [stderr]    |         ^^^ help: consider prefixing with an underscore: `_ret`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.70s
[INFO] running `"docker" "inspect" "f685b62b14e0f15ace3d09a8188047a62a1c06092f98c4e96445a711ef198e0a"`
[INFO] running `"docker" "rm" "-f" "f685b62b14e0f15ace3d09a8188047a62a1c06092f98c4e96445a711ef198e0a"`
[INFO] [stdout] f685b62b14e0f15ace3d09a8188047a62a1c06092f98c4e96445a711ef198e0a
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen"`
[INFO] [stdout] 2f94f6dead9862f45cf4235bf38bb921c3f13cc699b25e86c7aa4f782f987593
[INFO] running `"docker" "start" "-a" "2f94f6dead9862f45cf4235bf38bb921c3f13cc699b25e86c7aa4f782f987593"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/nom_tracable-5fa4e25180dae143
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/test-74b93ae14f19bdfe
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests nom-tracable
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs -  (line 7) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "2f94f6dead9862f45cf4235bf38bb921c3f13cc699b25e86c7aa4f782f987593"`
[INFO] running `"docker" "rm" "-f" "2f94f6dead9862f45cf4235bf38bb921c3f13cc699b25e86c7aa4f782f987593"`
[INFO] [stdout] 2f94f6dead9862f45cf4235bf38bb921c3f13cc699b25e86c7aa4f782f987593