[INFO] crate mhash 0.3.0 is already in cache [INFO] extracting crate mhash 0.3.0 into work/ex/beta-1.37-6/sources/1.36.0/reg/mhash/0.3.0 [INFO] extracting crate mhash 0.3.0 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/mhash/0.3.0 [INFO] validating manifest of mhash-0.3.0 on toolchain 1.36.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of mhash-0.3.0 on toolchain beta-2019-07-23 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "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/beta-1.37-6/sources/1.36.0/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/beta-1.37-6/sources/beta-2019-07-23/reg/mhash/0.3.0/Cargo.toml [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing mhash-0.3.0 against 1.36.0 for beta-1.37-6 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/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=warn" "-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" "+1.36.0" "build" "--frozen"` [INFO] [stdout] 755787a3bdb4df2b2baeb88c80ff2a81ef3c9bc5215c3423eb89863284ef00c9 [INFO] running `"docker" "start" "-a" "755787a3bdb4df2b2baeb88c80ff2a81ef3c9bc5215c3423eb89863284ef00c9"` [INFO] [stderr] Compiling bs58 v0.2.2 [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 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 '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 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: 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 1.83s [INFO] running `"docker" "inspect" "755787a3bdb4df2b2baeb88c80ff2a81ef3c9bc5215c3423eb89863284ef00c9"` [INFO] running `"docker" "rm" "-f" "755787a3bdb4df2b2baeb88c80ff2a81ef3c9bc5215c3423eb89863284ef00c9"` [INFO] [stdout] 755787a3bdb4df2b2baeb88c80ff2a81ef3c9bc5215c3423eb89863284ef00c9 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/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=warn" "-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" "+1.36.0" "test" "--frozen" "--no-run"` [INFO] [stdout] 373d9e75199258aae52c6e65c1ff3dc005629f1b0ea144e258ee4a9ad0d9a9f9 [INFO] running `"docker" "start" "-a" "373d9e75199258aae52c6e65c1ff3dc005629f1b0ea144e258ee4a9ad0d9a9f9"` [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 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 '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 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: 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 return value of `std::result::Result::::is_err` that must be used [INFO] [stderr] --> src/read.rs:83:9 [INFO] [stderr] | [INFO] [stderr] 83 | buffer.read_multihash().is_err(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_must_use)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused return value of `std::result::Result::::is_err` that must be used [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 return value of `std::result::Result::::is_err` that must be used [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 return value of `std::result::Result::::is_err` that must be used [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 return value of `std::result::Result::::is_err` that must be used [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 1.49s [INFO] running `"docker" "inspect" "373d9e75199258aae52c6e65c1ff3dc005629f1b0ea144e258ee4a9ad0d9a9f9"` [INFO] running `"docker" "rm" "-f" "373d9e75199258aae52c6e65c1ff3dc005629f1b0ea144e258ee4a9ad0d9a9f9"` [INFO] [stdout] 373d9e75199258aae52c6e65c1ff3dc005629f1b0ea144e258ee4a9ad0d9a9f9 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/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=warn" "-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" "+1.36.0" "test" "--frozen"` [INFO] [stdout] 29ed37c80f1a17f16e3df22429a2ad82d98fa6983d8f26c75453400bf581c293 [INFO] running `"docker" "start" "-a" "29ed37c80f1a17f16e3df22429a2ad82d98fa6983d8f26c75453400bf581c293"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running /opt/crater/target/debug/deps/mhash-57a426f0804b166b [INFO] [stdout] [INFO] [stdout] running 13 tests [INFO] [stdout] test read::tests::no_code ... ok [INFO] [stdout] test multihash_vec::tests::from_bytes ... ok [INFO] [stdout] test multihash_vec::tests::to_bytes_with_varint ... ok [INFO] [stdout] test read::tests::valid_varint ... ok [INFO] [stdout] test read::tests::short_digest ... ok [INFO] [stdout] test read::tests::valid ... ok [INFO] [stdout] test write::tests::varint ... ok [INFO] [stdout] test write::tests::valid ... ok [INFO] [stdout] test read::tests::no_len ... ok [INFO] [stdout] test multihash_vec::tests::from_bytes_with_varint ... ok [INFO] [stdout] test multihash_vec::tests::to_bytes ... 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/read.rs - read::ReadMultiHash::read_multihash (line 27) ... ok [INFO] [stdout] test src/write.rs - write::WriteMultiHash::write_multihash (line 23) ... 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" "29ed37c80f1a17f16e3df22429a2ad82d98fa6983d8f26c75453400bf581c293"` [INFO] running `"docker" "rm" "-f" "29ed37c80f1a17f16e3df22429a2ad82d98fa6983d8f26c75453400bf581c293"` [INFO] [stdout] 29ed37c80f1a17f16e3df22429a2ad82d98fa6983d8f26c75453400bf581c293