[INFO] crate mhash 0.3.0 is already in cache [INFO] extracting crate mhash 0.3.0 into work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/mhash/0.3.0 [INFO] extracting crate mhash 0.3.0 into work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/mhash/0.3.0 [INFO] validating manifest of mhash-0.3.0 on toolchain master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of mhash-0.3.0 on toolchain try#7fea0229842e79db1159ea58ad9a653b288efee9 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing mhash-0.3.0 [INFO] finished frobbing mhash-0.3.0 [INFO] frobbed toml for mhash-0.3.0 written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/mhash/0.3.0/Cargo.toml [INFO] started frobbing mhash-0.3.0 [INFO] finished frobbing mhash-0.3.0 [INFO] frobbed toml for mhash-0.3.0 written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/mhash/0.3.0/Cargo.toml [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing mhash-0.3.0 against try#7fea0229842e79db1159ea58ad9a653b288efee9 for pr-57967 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-5/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/mhash/0.3.0:/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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "build" "--frozen"` [INFO] [stdout] 703a9995914eed0498838c0ffe81c50d94dd2fe691384261cd5aa57630a5a8e2 [INFO] running `"docker" "start" "-a" "703a9995914eed0498838c0ffe81c50d94dd2fe691384261cd5aa57630a5a8e2"` [INFO] [stderr] Compiling varmint v0.1.3 [INFO] [stderr] Compiling mhash v0.3.0 (/opt/crater/workdir) [INFO] [stderr] warning: lint `fat_ptr_transmutes` has been removed: `was accidentally removed back in 2014` [INFO] [stderr] --> src/lib.rs:4:9 [INFO] [stderr] | [INFO] [stderr] 4 | #![warn(fat_ptr_transmutes)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(renamed_and_removed_lints)] on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting [INFO] [stderr] --> src/error.rs:29:5 [INFO] [stderr] | [INFO] [stderr] 29 | / error_chain! { [INFO] [stderr] 30 | | links { [INFO] [stderr] 31 | | creation::Error, creation::ErrorKind, Creation; [INFO] [stderr] 32 | | } [INFO] [stderr] ... | [INFO] [stderr] 45 | | } [INFO] [stderr] 46 | | } [INFO] [stderr] | |_____^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(deprecated)] on by default [INFO] [stderr] = note: this error 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 'std::error::Error::cause': replaced by Error::source, which can support downcasting [INFO] [stderr] --> src/error.rs:54:5 [INFO] [stderr] | [INFO] [stderr] 54 | / error_chain! { [INFO] [stderr] 55 | | links { [INFO] [stderr] 56 | | from_bytes::Error, from_bytes::ErrorKind, FromBytes; [INFO] [stderr] 57 | | } [INFO] [stderr] ... | [INFO] [stderr] 61 | | } [INFO] [stderr] 62 | | } [INFO] [stderr] | |_____^ [INFO] [stderr] | [INFO] [stderr] = note: this error 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: variable does not need to be mutable [INFO] [stderr] --> src/multihash_vec.rs:23:17 [INFO] [stderr] | [INFO] [stderr] 23 | let mut writer = &mut bytes; [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_mut)] on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.94s [INFO] running `"docker" "inspect" "703a9995914eed0498838c0ffe81c50d94dd2fe691384261cd5aa57630a5a8e2"` [INFO] running `"docker" "rm" "-f" "703a9995914eed0498838c0ffe81c50d94dd2fe691384261cd5aa57630a5a8e2"` [INFO] [stdout] 703a9995914eed0498838c0ffe81c50d94dd2fe691384261cd5aa57630a5a8e2 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-5/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/mhash/0.3.0:/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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "test" "--frozen" "--no-run"` [INFO] [stdout] 0d5068bb87d36ee32313b1c3e6072f2b6f15c7d2f8ba10139c38be2ff23face7 [INFO] running `"docker" "start" "-a" "0d5068bb87d36ee32313b1c3e6072f2b6f15c7d2f8ba10139c38be2ff23face7"` [INFO] [stderr] Compiling mhash v0.3.0 (/opt/crater/workdir) [INFO] [stderr] warning: lint `fat_ptr_transmutes` has been removed: `was accidentally removed back in 2014` [INFO] [stderr] --> src/lib.rs:4:9 [INFO] [stderr] | [INFO] [stderr] 4 | #![warn(fat_ptr_transmutes)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(renamed_and_removed_lints)] on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting [INFO] [stderr] --> src/error.rs:29:5 [INFO] [stderr] | [INFO] [stderr] 29 | / error_chain! { [INFO] [stderr] 30 | | links { [INFO] [stderr] 31 | | creation::Error, creation::ErrorKind, Creation; [INFO] [stderr] 32 | | } [INFO] [stderr] ... | [INFO] [stderr] 45 | | } [INFO] [stderr] 46 | | } [INFO] [stderr] | |_____^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(deprecated)] on by default [INFO] [stderr] = note: this error 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 'std::error::Error::cause': replaced by Error::source, which can support downcasting [INFO] [stderr] --> src/error.rs:54:5 [INFO] [stderr] | [INFO] [stderr] 54 | / error_chain! { [INFO] [stderr] 55 | | links { [INFO] [stderr] 56 | | from_bytes::Error, from_bytes::ErrorKind, FromBytes; [INFO] [stderr] 57 | | } [INFO] [stderr] ... | [INFO] [stderr] 61 | | } [INFO] [stderr] 62 | | } [INFO] [stderr] | |_____^ [INFO] [stderr] | [INFO] [stderr] = note: this error 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: variable does not need to be mutable [INFO] [stderr] --> src/multihash_vec.rs:23:17 [INFO] [stderr] | [INFO] [stderr] 23 | let mut writer = &mut bytes; [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_mut)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused result [INFO] [stderr] --> src/read.rs:83:9 [INFO] [stderr] | [INFO] [stderr] 83 | buffer.read_multihash().is_err(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] note: lint level defined here [INFO] [stderr] --> src/lib.rs:11:9 [INFO] [stderr] | [INFO] [stderr] 11 | #![warn(unused_results)] [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused result [INFO] [stderr] --> src/read.rs:89:9 [INFO] [stderr] | [INFO] [stderr] 89 | buffer.read_multihash().is_err(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused result [INFO] [stderr] --> src/read.rs:95:9 [INFO] [stderr] | [INFO] [stderr] 95 | buffer.read_multihash().is_err(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused result [INFO] [stderr] --> src/read.rs:101:9 [INFO] [stderr] | [INFO] [stderr] 101 | buffer.read_multihash().is_err(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused result [INFO] [stderr] --> src/read.rs:113:9 [INFO] [stderr] | [INFO] [stderr] 113 | buffer.read_multihash().is_err(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.57s [INFO] running `"docker" "inspect" "0d5068bb87d36ee32313b1c3e6072f2b6f15c7d2f8ba10139c38be2ff23face7"` [INFO] running `"docker" "rm" "-f" "0d5068bb87d36ee32313b1c3e6072f2b6f15c7d2f8ba10139c38be2ff23face7"` [INFO] [stdout] 0d5068bb87d36ee32313b1c3e6072f2b6f15c7d2f8ba10139c38be2ff23face7 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-5/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/mhash/0.3.0:/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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "test" "--frozen"` [INFO] [stdout] d4fd9ddc99440d37e8a0c2bfe778b9aca81d154bf0d810a22c2b8702c78d7a27 [INFO] running `"docker" "start" "-a" "d4fd9ddc99440d37e8a0c2bfe778b9aca81d154bf0d810a22c2b8702c78d7a27"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] Running /opt/crater/target/debug/deps/mhash-1fa65e1b267238ab [INFO] [stdout] [INFO] [stdout] running 13 tests [INFO] [stdout] test read::tests::no_code ... ok [INFO] [stdout] test read::tests::no_len ... ok [INFO] [stdout] test multihash_vec::tests::to_bytes ... ok [INFO] [stdout] test multihash_vec::tests::to_bytes_with_varint ... ok [INFO] [stdout] test multihash_vec::tests::from_bytes_with_varint ... ok [INFO] [stdout] test multihash_vec::tests::from_bytes ... ok [INFO] [stdout] test read::tests::valid ... ok [INFO] [stdout] test read::tests::short_digest ... ok [INFO] [stdout] test read::tests::valid_varint ... ok [INFO] [stdout] test write::tests::valid ... ok [INFO] [stdout] test write::tests::varint ... ok [INFO] [stdout] test read::tests::long_digest ... ok [INFO] [stdout] test read::tests::bad_code ... 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 mhash [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test src/write.rs - write::WriteMultiHash::write_multihash (line 23) ... ok [INFO] [stdout] test src/read.rs - read::ReadMultiHash::read_multihash (line 27) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "d4fd9ddc99440d37e8a0c2bfe778b9aca81d154bf0d810a22c2b8702c78d7a27"` [INFO] running `"docker" "rm" "-f" "d4fd9ddc99440d37e8a0c2bfe778b9aca81d154bf0d810a22c2b8702c78d7a27"` [INFO] [stdout] d4fd9ddc99440d37e8a0c2bfe778b9aca81d154bf0d810a22c2b8702c78d7a27