[INFO] crate currency 0.4.0 is already in cache
[INFO] testing currency-0.4.0 against 1.38.0 for beta-1.39-1
[INFO] extracting crate currency 0.4.0 into work/builds/worker-1/source
[INFO] validating manifest of crates.io crate currency 0.4.0 on toolchain 1.38.0
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate currency 0.4.0
[INFO] finished tweaking crates.io crate currency 0.4.0
[INFO] tweaked toml for crates.io crate currency 0.4.0 written to work/builds/worker-1/source/Cargo.toml
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-1/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" "+1.38.0" "build" "--frozen"`
[INFO] [stdout] ca8dcd0b6699e8a96485877eb50081bf6c0a7aa2939b73ff346624f7d10b6e5b
[INFO] running `"docker" "start" "-a" "ca8dcd0b6699e8a96485877eb50081bf6c0a7aa2939b73ff346624f7d10b6e5b"`
[INFO] [stderr]    Compiling currency v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: the item `BigUint` is imported redundantly
[INFO] [stderr]   --> src/lib.rs:85:27
[INFO] [stderr]    |
[INFO] [stderr] 46 | use num::bigint::{BigInt, BigUint, Sign};
[INFO] [stderr]    |                           ------- the item `BigUint` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 85 |         use num::bigint::{BigUint, Sign};
[INFO] [stderr]    |                           ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the item `Sign` is imported redundantly
[INFO] [stderr]   --> src/lib.rs:85:36
[INFO] [stderr]    |
[INFO] [stderr] 46 | use num::bigint::{BigInt, BigUint, Sign};
[INFO] [stderr]    |                                    ---- the item `Sign` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 85 |         use num::bigint::{BigUint, Sign};
[INFO] [stderr]    |                                    ^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.24s
[INFO] running `"docker" "inspect" "ca8dcd0b6699e8a96485877eb50081bf6c0a7aa2939b73ff346624f7d10b6e5b"`
[INFO] running `"docker" "rm" "-f" "ca8dcd0b6699e8a96485877eb50081bf6c0a7aa2939b73ff346624f7d10b6e5b"`
[INFO] [stdout] ca8dcd0b6699e8a96485877eb50081bf6c0a7aa2939b73ff346624f7d10b6e5b
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-1/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" "+1.38.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 391a2f1e7e2272e8876d37d9b4b57166b487a5caeb6ff0249bd7bba2e99aa9fc
[INFO] running `"docker" "start" "-a" "391a2f1e7e2272e8876d37d9b4b57166b487a5caeb6ff0249bd7bba2e99aa9fc"`
[INFO] [stderr]    Compiling currency v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: the item `BigUint` is imported redundantly
[INFO] [stderr]   --> src/lib.rs:85:27
[INFO] [stderr]    |
[INFO] [stderr] 46 | use num::bigint::{BigInt, BigUint, Sign};
[INFO] [stderr]    |                           ------- the item `BigUint` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 85 |         use num::bigint::{BigUint, Sign};
[INFO] [stderr]    |                           ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the item `Sign` is imported redundantly
[INFO] [stderr]   --> src/lib.rs:85:36
[INFO] [stderr]    |
[INFO] [stderr] 46 | use num::bigint::{BigInt, BigUint, Sign};
[INFO] [stderr]    |                                    ---- the item `Sign` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 85 |         use num::bigint::{BigUint, Sign};
[INFO] [stderr]    |                                    ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::str::FromStr`
[INFO] [stderr]    --> src/lib.rs:752:13
[INFO] [stderr]     |
[INFO] [stderr] 752 |         use std::str::FromStr;
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.26s
[INFO] running `"docker" "inspect" "391a2f1e7e2272e8876d37d9b4b57166b487a5caeb6ff0249bd7bba2e99aa9fc"`
[INFO] running `"docker" "rm" "-f" "391a2f1e7e2272e8876d37d9b4b57166b487a5caeb6ff0249bd7bba2e99aa9fc"`
[INFO] [stdout] 391a2f1e7e2272e8876d37d9b4b57166b487a5caeb6ff0249bd7bba2e99aa9fc
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-1/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" "+1.38.0" "test" "--frozen"`
[INFO] [stdout] c0b0102ad7391c04ef75bd392959ed0f2cd9752cc9e446ed8bc6e8dcbf38f524
[INFO] running `"docker" "start" "-a" "c0b0102ad7391c04ef75bd392959ed0f2cd9752cc9e446ed8bc6e8dcbf38f524"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/currency-cdd5c85947dcf9b6
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test tests::test_add ... ok
[INFO] [stdout] test tests::test_add_commutative ... ok
[INFO] [stdout] test tests::test_div ... ok
[INFO] [stdout] test tests::test_eq ... ok
[INFO] [stdout] test tests::test_foreign_display ... ok
[INFO] [stdout] test tests::test_display ... ok
[INFO] [stdout] test tests::test_convert ... ok
[INFO] [stdout] test tests::test_mul ... ok
[INFO] [stdout] test tests::test_neg ... ok
[INFO] [stdout] test tests::test_ord ... ok
[INFO] [stdout] test tests::test_sub ... ok
[INFO] [stdout] test tests::test_mul_commutative ... ok
[INFO] [stdout] test tests::test_from_str ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests currency
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/lib.rs - Currency::value (line 166) ... ok
[INFO] [stdout] test src/lib.rs - Currency (line 312) ... ok
[INFO] [stdout] test src/lib.rs - Currency (line 218) ... ok
[INFO] [stdout] test src/lib.rs - Currency::from_str (line 76) ... ok
[INFO] [stdout] test src/lib.rs - Currency::convert (line 190) ... ok
[INFO] [stdout] test src/lib.rs -  (line 19) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "c0b0102ad7391c04ef75bd392959ed0f2cd9752cc9e446ed8bc6e8dcbf38f524"`
[INFO] running `"docker" "rm" "-f" "c0b0102ad7391c04ef75bd392959ed0f2cd9752cc9e446ed8bc6e8dcbf38f524"`
[INFO] [stdout] c0b0102ad7391c04ef75bd392959ed0f2cd9752cc9e446ed8bc6e8dcbf38f524