[INFO] crate qstorage 0.1.0 is already in cache
[INFO] extracting crate qstorage 0.1.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/qstorage/0.1.0
[INFO] extracting crate qstorage 0.1.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/qstorage/0.1.0
[INFO] validating manifest of qstorage-0.1.0 on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of qstorage-0.1.0 on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing qstorage-0.1.0
[INFO] finished frobbing qstorage-0.1.0
[INFO] frobbed toml for qstorage-0.1.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/qstorage/0.1.0/Cargo.toml
[INFO] started frobbing qstorage-0.1.0
[INFO] finished frobbing qstorage-0.1.0
[INFO] frobbed toml for qstorage-0.1.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/qstorage/0.1.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing qstorage-0.1.0 against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/qstorage/0.1.0:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] fc16063590ca37e5135c787c7dd0e699cb1010d3f3c8fb39c5d76b6b89c2e61b
[INFO] running `"docker" "start" "-a" "fc16063590ca37e5135c787c7dd0e699cb1010d3f3c8fb39c5d76b6b89c2e61b"`
[INFO] [stderr]    Compiling qstorage v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.97s
[INFO] running `"docker" "inspect" "fc16063590ca37e5135c787c7dd0e699cb1010d3f3c8fb39c5d76b6b89c2e61b"`
[INFO] running `"docker" "rm" "-f" "fc16063590ca37e5135c787c7dd0e699cb1010d3f3c8fb39c5d76b6b89c2e61b"`
[INFO] [stdout] fc16063590ca37e5135c787c7dd0e699cb1010d3f3c8fb39c5d76b6b89c2e61b
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/qstorage/0.1.0:/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 13d7a098bcd291f6da247cbe0ed4cbb2db86abd6065b44e6d73bc40d75847efe
[INFO] running `"docker" "start" "-a" "13d7a098bcd291f6da247cbe0ed4cbb2db86abd6065b44e6d73bc40d75847efe"`
[INFO] [stderr]    Compiling qstorage v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `"docker" "inspect" "13d7a098bcd291f6da247cbe0ed4cbb2db86abd6065b44e6d73bc40d75847efe"`
[INFO] running `"docker" "rm" "-f" "13d7a098bcd291f6da247cbe0ed4cbb2db86abd6065b44e6d73bc40d75847efe"`
[INFO] [stdout] 13d7a098bcd291f6da247cbe0ed4cbb2db86abd6065b44e6d73bc40d75847efe
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/qstorage/0.1.0:/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 809e05a73fe2b81c15c25936e988db4ff8112cf1af15142227f83e8e36c92ff8
[INFO] running `"docker" "start" "-a" "809e05a73fe2b81c15c25936e988db4ff8112cf1af15142227f83e8e36c92ff8"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/qstorage-64777e19c4ff96b8
[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]    Doc-tests qstorage
[INFO] [stdout] 
[INFO] [stdout] running 20 tests
[INFO] [stdout] test src/engine.rs - engine::Engine::new (line 40) ... FAILED
[INFO] [stdout] test src/lib.rs - QStorage::closed (line 137) ... FAILED
[INFO] [stdout] test src/engine.rs - engine::Engine::insert (line 59) ... FAILED
[INFO] [stdout] test src/lib.rs - QStorage::get (line 165) ... FAILED
[INFO] [stdout] test src/lib.rs - QStorage::insert (line 152) ... FAILED
[INFO] [stdout] test src/engine.rs - engine::Engine::remove (line 207) ... FAILED
[INFO] [stdout] test src/engine.rs - engine::Engine::get (line 172) ... FAILED
[INFO] [stdout] test src/lib.rs - QStorage::new (line 93) ... FAILED
[INFO] [stdout] test src/lib.rs - QStorage::ready (line 115) ... FAILED
[INFO] [stdout] test src/lib.rs - QStorage::remove (line 179) ... FAILED
[INFO] [stdout] test src/storage.rs - storage::Chunk::new (line 60) ... FAILED
[INFO] [stdout] test src/storage.rs - storage::Storage::create (line 145) ... FAILED
[INFO] [stdout] test src/storage.rs - storage::Storage::new (line 99) ... FAILED
[INFO] [stdout] test src/storage.rs - storage::Storage::from (line 117) ... FAILED
[INFO] [stdout] test src/lib.rs -  (line 26) ... FAILED
[INFO] [stdout] test src/storage.rs - storage::Chunk::from (line 76) ... FAILED
[INFO] [stdout] test src/storage.rs - storage::Storage::read (line 215) ... FAILED
[INFO] [stdout] test src/storage.rs - storage::Storage::write (line 172) ... FAILED
[INFO] [stdout] test src/util.rs - util::join (line 145) ... FAILED
[INFO] [stdout] test src/util.rs - util::parse (line 173) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/engine.rs - engine::Engine::new (line 40) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type or module `Engine`
[INFO] [stdout]  --> src/engine.rs:42:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | Engine::new(dirname, 10737418240, 1048576);
[INFO] [stdout]   | ^^^^^^ use of undeclared type or module `Engine`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - QStorage::closed (line 137) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type or module `QStorage`
[INFO] [stdout]  --> src/lib.rs:139:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | QStorage::new(dirname, 10737418240, 1048576)?.ready()?.closed()?;
[INFO] [stdout]   | ^^^^^^^^ use of undeclared type or module `QStorage`
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `std::ops::Try`)
[INFO] [stdout]  --> src/lib.rs:139:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | QStorage::new(dirname, 10737418240, 1048576)?.ready()?.closed()?;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]   |
[INFO] [stdout]   = help: the trait `std::ops::Try` is not implemented for `()`
[INFO] [stdout]   = note: required by `std::ops::Try::from_error`
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `std::ops::Try`)
[INFO] [stdout]  --> src/lib.rs:139:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | QStorage::new(dirname, 10737418240, 1048576)?.ready()?.closed()?;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]   |
[INFO] [stdout]   = help: the trait `std::ops::Try` is not implemented for `()`
[INFO] [stdout]   = note: required by `std::ops::Try::from_error`
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `std::ops::Try`)
[INFO] [stdout]  --> src/lib.rs:139:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | QStorage::new(dirname, 10737418240, 1048576)?.ready()?.closed()?;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]   |
[INFO] [stdout]   = help: the trait `std::ops::Try` is not implemented for `()`
[INFO] [stdout]   = note: required by `std::ops::Try::from_error`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/engine.rs - engine::Engine::insert (line 59) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type or module `Engine`
[INFO] [stdout]  --> src/engine.rs:61:18
[INFO] [stdout]   |
[INFO] [stdout] 4 | let mut engine = Engine::new(dirname, 10737418240, 1048576);
[INFO] [stdout]   |                  ^^^^^^ use of undeclared type or module `Engine`
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `std::ops::Try`)
[INFO] [stdout]  --> src/engine.rs:62:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | engine.insert(String::from("hello"), "word".as_bytes().to_vec())?;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]   |
[INFO] [stdout]   = help: the trait `std::ops::Try` is not implemented for `()`
[INFO] [stdout]   = note: required by `std::ops::Try::from_error`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - QStorage::get (line 165) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type or module `QStorage`
[INFO] [stdout]  --> src/lib.rs:167:20
[INFO] [stdout]   |
[INFO] [stdout] 5 | let mut qstorage = QStorage::new(dirname, 10737418240, 1048576)?.ready()?;
[INFO] [stdout]   |                    ^^^^^^^^ use of undeclared type or module `QStorage`
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `std::ops::Try`)
[INFO] [stdout]  --> src/lib.rs:167:20
[INFO] [stdout]   |
[INFO] [stdout] 5 | let mut qstorage = QStorage::new(dirname, 10737418240, 1048576)?.ready()?;
[INFO] [stdout]   |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]   |
[INFO] [stdout]   = help: the trait `std::ops::Try` is not implemented for `()`
[INFO] [stdout]   = note: required by `std::ops::Try::from_error`
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `std::ops::Try`)
[INFO] [stdout]  --> src/lib.rs:167:20
[INFO] [stdout]   |
[INFO] [stdout] 5 | let mut qstorage = QStorage::new(dirname, 10737418240, 1048576)?.ready()?;
[INFO] [stdout]   |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]   |
[INFO] [stdout]   = help: the trait `std::ops::Try` is not implemented for `()`
[INFO] [stdout]   = note: required by `std::ops::Try::from_error`
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `std::ops::Try`)
[INFO] [stdout]  --> src/lib.rs:168:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | qstorage.insert(String::from("hello"), "word".as_bytes().to_vec())?;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]   |
[INFO] [stdout]   = help: the trait `std::ops::Try` is not implemented for `()`
[INFO] [stdout]   = note: required by `std::ops::Try::from_error`
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `std::ops::Try`)
[INFO] [stdout]  --> src/lib.rs:169:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | qstorage.get(String::from("hello"))?;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]   |
[INFO] [stdout]   = help: the trait `std::ops::Try` is not implemented for `()`
[INFO] [stdout]   = note: required by `std::ops::Try::from_error`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - QStorage::insert (line 152) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type or module `QStorage`
[INFO] [stdout]  --> src/lib.rs:154:20
[INFO] [stdout]   |
[INFO] [stdout] 5 | let mut qstorage = QStorage::new(dirname, 10737418240, 1048576)?.ready()?;
[INFO] [stdout]   |                    ^^^^^^^^ use of undeclared type or module `QStorage`
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `std::ops::Try`)
[INFO] [stdout]  --> src/lib.rs:154:20
[INFO] [stdout]   |
[INFO] [stdout] 5 | let mut qstorage = QStorage::new(dirname, 10737418240, 1048576)?.ready()?;
[INFO] [stdout]   |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]   |
[INFO] [stdout]   = help: the trait `std::ops::Try` is not implemented for `()`
[INFO] [stdout]   = note: required by `std::ops::Try::from_error`
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `std::ops::Try`)
[INFO] [stdout]  --> src/lib.rs:154:20
[INFO] [stdout]   |
[INFO] [stdout] 5 | let mut qstorage = QStorage::new(dirname, 10737418240, 1048576)?.ready()?;
[INFO] [stdout]   |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]   |
[INFO] [stdout]   = help: the trait `std::ops::Try` is not implemented for `()`
[INFO] [stdout]   = note: required by `std::ops::Try::from_error`
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `std::ops::Try`)
[INFO] [stdout]  --> src/lib.rs:155:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | qstorage.insert(String::from("hello"), "word".as_bytes().to_vec())?;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]   |
[INFO] [stdout]   = help: the trait `std::ops::Try` is not implemented for `()`
[INFO] [stdout]   = note: required by `std::ops::Try::from_error`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/engine.rs - engine::Engine::remove (line 207) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type or module `Engine`
[INFO] [stdout]  --> src/engine.rs:209:18
[INFO] [stdout]   |
[INFO] [stdout] 4 | let mut engine = Engine::new(dirname, 10737418240, 1048576);
[INFO] [stdout]   |                  ^^^^^^ use of undeclared type or module `Engine`
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for type `&'static str` in the current scope
[INFO] [stdout]  --> src/engine.rs:210:45
[INFO] [stdout]   |
[INFO] [stdout] 5 | engine.insert(String::from("hello"), "word".as_slice().to_vec())?;
[INFO] [stdout]   |                                             ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `std::ops::Try`)
[INFO] [stdout]  --> src/engine.rs:210:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | engine.insert(String::from("hello"), "word".as_slice().to_vec())?;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]   |
[INFO] [stdout]   = help: the trait `std::ops::Try` is not implemented for `()`
[INFO] [stdout]   = note: required by `std::ops::Try::from_error`
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `std::ops::Try`)
[INFO] [stdout]  --> src/engine.rs:211:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | engine.remove(String::from("hello"))?;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]   |
[INFO] [stdout]   = help: the trait `std::ops::Try` is not implemented for `()`
[INFO] [stdout]   = note: required by `std::ops::Try::from_error`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0433, E0599.
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/engine.rs - engine::Engine::get (line 172) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type or module `Engine`
[INFO] [stdout]  --> src/engine.rs:174:18
[INFO] [stdout]   |
[INFO] [stdout] 4 | let mut engine = Engine::new(dirname, 10737418240, 1048576);
[INFO] [stdout]   |                  ^^^^^^ use of undeclared type or module `Engine`
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for type `&'static str` in the current scope
[INFO] [stdout]  --> src/engine.rs:175:45
[INFO] [stdout]   |
[INFO] [stdout] 5 | engine.insert(String::from("hello"), "word".as_slice().to_vec())?;
[INFO] [stdout]   |                                             ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `std::ops::Try`)
[INFO] [stdout]  --> src/engine.rs:175:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | engine.insert(String::from("hello"), "word".as_slice().to_vec())?;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]   |
[INFO] [stdout]   = help: the trait `std::ops::Try` is not implemented for `()`
[INFO] [stdout]   = note: required by `std::ops::Try::from_error`
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `std::ops::Try`)
[INFO] [stdout]  --> src/engine.rs:176:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | engine.get(String::from("hello"))?;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]   |
[INFO] [stdout]   = help: the trait `std::ops::Try` is not implemented for `()`
[INFO] [stdout]   = note: required by `std::ops::Try::from_error`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0433, E0599.
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - QStorage::new (line 93) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type or module `QStorage`
[INFO] [stdout]  --> src/lib.rs:95:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | QStorage::new(dirname, 10737418240, 1048576)?;
[INFO] [stdout]   | ^^^^^^^^ use of undeclared type or module `QStorage`
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `std::ops::Try`)
[INFO] [stdout]  --> src/lib.rs:95:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | QStorage::new(dirname, 10737418240, 1048576)?;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]   |
[INFO] [stdout]   = help: the trait `std::ops::Try` is not implemented for `()`
[INFO] [stdout]   = note: required by `std::ops::Try::from_error`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - QStorage::ready (line 115) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type or module `QStorage`
[INFO] [stdout]  --> src/lib.rs:117:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | QStorage::new(dirname, 10737418240, 1048576)?.ready()?;
[INFO] [stdout]   | ^^^^^^^^ use of undeclared type or module `QStorage`
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `std::ops::Try`)
[INFO] [stdout]  --> src/lib.rs:117:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | QStorage::new(dirname, 10737418240, 1048576)?.ready()?;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]   |
[INFO] [stdout]   = help: the trait `std::ops::Try` is not implemented for `()`
[INFO] [stdout]   = note: required by `std::ops::Try::from_error`
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `std::ops::Try`)
[INFO] [stdout]  --> src/lib.rs:117:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | QStorage::new(dirname, 10737418240, 1048576)?.ready()?;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]   |
[INFO] [stdout]   = help: the trait `std::ops::Try` is not implemented for `()`
[INFO] [stdout]   = note: required by `std::ops::Try::from_error`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - QStorage::remove (line 179) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type or module `QStorage`
[INFO] [stdout]  --> src/lib.rs:181:20
[INFO] [stdout]   |
[INFO] [stdout] 5 | let mut qstorage = QStorage::new(dirname, 10737418240, 1048576)?.ready()?;
[INFO] [stdout]   |                    ^^^^^^^^ use of undeclared type or module `QStorage`
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `std::ops::Try`)
[INFO] [stdout]  --> src/lib.rs:181:20
[INFO] [stdout]   |
[INFO] [stdout] 5 | let mut qstorage = QStorage::new(dirname, 10737418240, 1048576)?.ready()?;
[INFO] [stdout]   |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]   |
[INFO] [stdout]   = help: the trait `std::ops::Try` is not implemented for `()`
[INFO] [stdout]   = note: required by `std::ops::Try::from_error`
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `std::ops::Try`)
[INFO] [stdout]  --> src/lib.rs:181:20
[INFO] [stdout]   |
[INFO] [stdout] 5 | let mut qstorage = QStorage::new(dirname, 10737418240, 1048576)?.ready()?;
[INFO] [stdout]   |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]   |
[INFO] [stdout]   = help: the trait `std::ops::Try` is not implemented for `()`
[INFO] [stdout]   = note: required by `std::ops::Try::from_error`
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `std::ops::Try`)
[INFO] [stdout]  --> src/lib.rs:182:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | qstorage.insert(String::from("hello"), "word".as_bytes().to_vec())?;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]   |
[INFO] [stdout]   = help: the trait `std::ops::Try` is not implemented for `()`
[INFO] [stdout]   = note: required by `std::ops::Try::from_error`
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `std::ops::Try`)
[INFO] [stdout]  --> src/lib.rs:183:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | qstorage.remove(String::from("hello"))?;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]   |
[INFO] [stdout]   = help: the trait `std::ops::Try` is not implemented for `()`
[INFO] [stdout]   = note: required by `std::ops::Try::from_error`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/storage.rs - storage::Chunk::new (line 60) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type or module `Chunk`
[INFO] [stdout]  --> src/storage.rs:62:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | Chunk::new(filename, 0);
[INFO] [stdout]   | ^^^^^ use of undeclared type or module `Chunk`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/storage.rs - storage::Storage::create (line 145) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type or module `Storage`
[INFO] [stdout]  --> src/storage.rs:148:19
[INFO] [stdout]   |
[INFO] [stdout] 5 | let mut storage = Storage::new(chunk_size, path_name);
[INFO] [stdout]   |                   ^^^^^^^ use of undeclared type or module `Storage`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type or module `Chunk`
[INFO] [stdout]  --> src/storage.rs:151:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     Chunk::new(String::from("chunk.0.qs"), 0)
[INFO] [stdout]   |     ^^^^^ use of undeclared type or module `Chunk`
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `std::ops::Try`)
[INFO] [stdout]   --> src/storage.rs:154:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | storage.from(chunks)?;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `std::ops::Try` is not implemented for `()`
[INFO] [stdout]    = note: required by `std::ops::Try::from_error`
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `std::ops::Try`)
[INFO] [stdout]   --> src/storage.rs:155:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | storage.create()?;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `std::ops::Try` is not implemented for `()`
[INFO] [stdout]    = note: required by `std::ops::Try::from_error`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/storage.rs - storage::Storage::new (line 99) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type or module `Storage`
[INFO] [stdout]  --> src/storage.rs:102:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | Storage::new(chunk_size, path_name);
[INFO] [stdout]   | ^^^^^^^ use of undeclared type or module `Storage`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/storage.rs - storage::Storage::from (line 117) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type or module `Storage`
[INFO] [stdout]  --> src/storage.rs:120:19
[INFO] [stdout]   |
[INFO] [stdout] 5 | let mut storage = Storage::new(chunk_size, path_name);
[INFO] [stdout]   |                   ^^^^^^^ use of undeclared type or module `Storage`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type or module `Chunk`
[INFO] [stdout]  --> src/storage.rs:123:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     Chunk::new(String::from("chunk.0.qs"), 0)
[INFO] [stdout]   |     ^^^^^ use of undeclared type or module `Chunk`
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `std::ops::Try`)
[INFO] [stdout]   --> src/storage.rs:126:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | storage.from(chunks)?;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `std::ops::Try` is not implemented for `()`
[INFO] [stdout]    = note: required by `std::ops::Try::from_error`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs -  (line 26) stdout ----
[INFO] [stdout] Test executable failed (exit code 1).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] Error: Os { code: 2, kind: NotFound, message: "No such file or directory" }
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] ---- src/storage.rs - storage::Chunk::from (line 76) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type or module `Path`
[INFO] [stdout]  --> src/storage.rs:78:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | let path = Path::new(&filename);
[INFO] [stdout]   |            ^^^^ use of undeclared type or module `Path`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type or module `File`
[INFO] [stdout]  --> src/storage.rs:79:19
[INFO] [stdout]   |
[INFO] [stdout] 5 | let mut context = File::open(path);
[INFO] [stdout]   |                   ^^^^ use of undeclared type or module `File`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type or module `Chunk`
[INFO] [stdout]  --> src/storage.rs:81:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | Chunk::from(filename, *metadata.len(), context);
[INFO] [stdout]   | ^^^^^ use of undeclared type or module `Chunk`
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `std::ops::Try`)
[INFO] [stdout]  --> src/storage.rs:80:17
[INFO] [stdout]   |
[INFO] [stdout] 6 | let metadata = &context.metadata()?;
[INFO] [stdout]   |                 ^^^^^^^^^^^^^^^^^^^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]   |
[INFO] [stdout]   = help: the trait `std::ops::Try` is not implemented for `()`
[INFO] [stdout]   = note: required by `std::ops::Try::from_error`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/storage.rs - storage::Storage::read (line 215) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type or module `Storage`
[INFO] [stdout]  --> src/storage.rs:218:19
[INFO] [stdout]   |
[INFO] [stdout] 5 | let mut storage = Storage::new(chunk_size, path_name);
[INFO] [stdout]   |                   ^^^^^^^ use of undeclared type or module `Storage`
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `std::ops::Try`)
[INFO] [stdout]  --> src/storage.rs:219:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | storage.read(0, 100)?;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]   |
[INFO] [stdout]   = help: the trait `std::ops::Try` is not implemented for `()`
[INFO] [stdout]   = note: required by `std::ops::Try::from_error`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/storage.rs - storage::Storage::write (line 172) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type or module `Storage`
[INFO] [stdout]  --> src/storage.rs:175:19
[INFO] [stdout]   |
[INFO] [stdout] 5 | let mut storage = Storage::new(chunk_size, path_name);
[INFO] [stdout]   |                   ^^^^^^^ use of undeclared type or module `Storage`
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `std::ops::Try`)
[INFO] [stdout]  --> src/storage.rs:176:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | storage.write(vec![0, 1, 2], 0)?;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]   |
[INFO] [stdout]   = help: the trait `std::ops::Try` is not implemented for `()`
[INFO] [stdout]   = note: required by `std::ops::Try::from_error`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/util.rs - util::join (line 145) stdout ----
[INFO] [stdout] error[E0425]: cannot find function `join` in this scope
[INFO] [stdout]  --> src/util.rs:146:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | join(vec![0_u64, 1_u64, 2_u64]);
[INFO] [stdout]   | ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/util.rs - util::parse (line 173) stdout ----
[INFO] [stdout] error[E0425]: cannot find function `join` in this scope
[INFO] [stdout]  --> src/util.rs:174:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | join("1+2+3".solit("+").collect());
[INFO] [stdout]   | ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `solit` found for type `&'static str` in the current scope
[INFO] [stdout]  --> src/util.rs:174:14
[INFO] [stdout]   |
[INFO] [stdout] 3 | join("1+2+3".solit("+").collect());
[INFO] [stdout]   |              ^^^^^ help: there is a method with a similar name: `split`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0599.
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/engine.rs - engine::Engine::get (line 172)
[INFO] [stdout]     src/engine.rs - engine::Engine::insert (line 59)
[INFO] [stdout]     src/engine.rs - engine::Engine::new (line 40)
[INFO] [stdout]     src/engine.rs - engine::Engine::remove (line 207)
[INFO] [stdout]     src/lib.rs -  (line 26)
[INFO] [stdout]     src/lib.rs - QStorage::closed (line 137)
[INFO] [stdout]     src/lib.rs - QStorage::get (line 165)
[INFO] [stdout]     src/lib.rs - QStorage::insert (line 152)
[INFO] [stdout]     src/lib.rs - QStorage::new (line 93)
[INFO] [stdout]     src/lib.rs - QStorage::ready (line 115)
[INFO] [stdout]     src/lib.rs - QStorage::remove (line 179)
[INFO] [stdout]     src/storage.rs - storage::Chunk::from (line 76)
[INFO] [stdout]     src/storage.rs - storage::Chunk::new (line 60)
[INFO] [stdout]     src/storage.rs - storage::Storage::create (line 145)
[INFO] [stdout]     src/storage.rs - storage::Storage::from (line 117)
[INFO] [stdout]     src/storage.rs - storage::Storage::new (line 99)
[INFO] [stdout]     src/storage.rs - storage::Storage::read (line 215)
[INFO] [stdout]     src/storage.rs - storage::Storage::write (line 172)
[INFO] [stdout]     src/util.rs - util::join (line 145)
[INFO] [stdout]     src/util.rs - util::parse (line 173)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 20 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `"docker" "inspect" "809e05a73fe2b81c15c25936e988db4ff8112cf1af15142227f83e8e36c92ff8"`
[INFO] running `"docker" "rm" "-f" "809e05a73fe2b81c15c25936e988db4ff8112cf1af15142227f83e8e36c92ff8"`
[INFO] [stdout] 809e05a73fe2b81c15c25936e988db4ff8112cf1af15142227f83e8e36c92ff8