[INFO] fetching crate argon2-creds 0.2.3...
[INFO] checking argon2-creds-0.2.3 against master#b0696a5160711c068cb1f01b7437db7990d15750 for pr-121848
[INFO] extracting crate argon2-creds 0.2.3 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate argon2-creds 0.2.3 on toolchain b0696a5160711c068cb1f01b7437db7990d15750
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate argon2-creds 0.2.3
[INFO] finished tweaking crates.io crate argon2-creds 0.2.3
[INFO] tweaked toml for crates.io crate argon2-creds 0.2.3 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate crates.io crate argon2-creds 0.2.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
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[INFO] [stderr]   Downloaded darling_macro v0.14.4
[INFO] [stderr]   Downloaded derive_builder_core v0.12.0
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[INFO] [stderr]   Downloaded derive_builder_macro v0.12.0
[INFO] [stderr]   Downloaded ammonia v3.3.0
[INFO] [stderr]   Downloaded validator_types v0.16.0
[INFO] [stderr]   Downloaded semver v1.0.20
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[INFO] [stderr]   Downloaded serde v1.0.189
[INFO] [stderr]   Downloaded if_chain v1.0.2
[INFO] [stderr]   Downloaded maplit v1.0.2
[INFO] [stderr]   Downloaded darling_core v0.14.4
[INFO] [stderr]   Downloaded serde_derive v1.0.189
[INFO] [stderr]   Downloaded regex v1.10.0
[INFO] [stderr]   Downloaded regex-syntax v0.8.1
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[INFO] [stderr]   Downloaded serde_json v1.0.107
[INFO] [stderr]   Downloaded darling v0.14.4
[INFO] [stderr]   Downloaded rust-argon2 v2.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9ce61933b17fb546b62da31cfbeb7d00d0b97c7f65d4dbc822b855f726645877
[INFO] running `Command { std: "docker" "start" "-a" "9ce61933b17fb546b62da31cfbeb7d00d0b97c7f65d4dbc822b855f726645877", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9ce61933b17fb546b62da31cfbeb7d00d0b97c7f65d4dbc822b855f726645877", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ce61933b17fb546b62da31cfbeb7d00d0b97c7f65d4dbc822b855f726645877", kill_on_drop: false }`
[INFO] [stdout] 9ce61933b17fb546b62da31cfbeb7d00d0b97c7f65d4dbc822b855f726645877
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5e3dfb181bb6b5027f3409f80ea2ef61f155e2bee70bc6eb9f2b82579ddaa20f
[INFO] running `Command { std: "docker" "start" "-a" "5e3dfb181bb6b5027f3409f80ea2ef61f155e2bee70bc6eb9f2b82579ddaa20f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.69
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling libc v0.2.149
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling siphasher v0.3.11
[INFO] [stderr]    Compiling serde v1.0.189
[INFO] [stderr]    Compiling lock_api v0.4.10
[INFO] [stderr]    Compiling phf_shared v0.10.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.8
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]     Checking smallvec v1.11.1
[INFO] [stderr]     Checking new_debug_unreachable v1.0.4
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling memchr v2.6.4
[INFO] [stderr]     Checking mac v0.1.1
[INFO] [stderr]     Checking futf v0.1.5
[INFO] [stderr]     Checking unicode-normalization v0.1.22
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling regex-syntax v0.8.1
[INFO] [stderr]    Compiling getrandom v0.2.10
[INFO] [stderr]    Compiling aho-corasick v1.1.2
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]     Checking percent-encoding v2.3.0
[INFO] [stderr]     Checking once_cell v1.18.0
[INFO] [stderr]     Checking precomputed-hash v0.1.1
[INFO] [stderr]     Checking unicode-bidi v0.3.13
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]     Checking utf-8 v0.7.6
[INFO] [stderr]     Checking tendril v0.4.3
[INFO] [stderr]     Checking idna v0.4.0
[INFO] [stderr]     Checking form_urlencoded v1.2.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling phf_generator v0.10.0
[INFO] [stderr]    Compiling string_cache_codegen v0.5.2
[INFO] [stderr]    Compiling phf_codegen v0.10.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking phf v0.10.1
[INFO] [stderr]    Compiling serde_json v1.0.107
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]    Compiling markup5ever v0.11.0
[INFO] [stderr]     Checking url v2.4.1
[INFO] [stderr]     Checking string_cache v0.8.7
[INFO] [stderr]    Compiling regex-automata v0.4.1
[INFO] [stderr]    Compiling syn v2.0.38
[INFO] [stderr]    Compiling if_chain v1.0.2
[INFO] [stderr]     Checking constant_time_eq v0.3.0
[INFO] [stderr]     Checking arrayref v0.3.7
[INFO] [stderr]     Checking itoa v1.0.9
[INFO] [stderr]     Checking arrayvec v0.7.4
[INFO] [stderr]     Checking ryu v1.0.15
[INFO] [stderr]     Checking blake2b_simd v1.0.2
[INFO] [stderr]     Checking base64 v0.21.4
[INFO] [stderr]     Checking maplit v1.0.2
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]     Checking rust-argon2 v2.0.0
[INFO] [stderr]    Compiling darling_core v0.14.4
[INFO] [stderr]    Compiling validator_types v0.16.0
[INFO] [stderr]    Compiling regex v1.10.0
[INFO] [stderr]    Compiling serde_derive v1.0.189
[INFO] [stderr]    Compiling html5ever v0.26.0
[INFO] [stderr]    Compiling derive_more v0.99.17
[INFO] [stderr]    Compiling validator_derive v0.16.0
[INFO] [stderr]    Compiling darling_macro v0.14.4
[INFO] [stderr]    Compiling darling v0.14.4
[INFO] [stderr]    Compiling derive_builder_core v0.12.0
[INFO] [stderr]    Compiling derive_builder_macro v0.12.0
[INFO] [stderr]     Checking derive_builder v0.12.0
[INFO] [stderr]     Checking validator v0.16.1
[INFO] [stderr]     Checking ammonia v3.3.0
[INFO] [stderr]     Checking argon2-creds v0.2.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `From` is imported redundantly
[INFO] [stdout]  --> src/errors.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::convert::From;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/b0696a5160711c068cb1f01b7437db7990d15750/library/std/src/prelude/mod.rs:129:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `From` is already defined here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `From` is imported redundantly
[INFO] [stdout]  --> src/errors.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::convert::From;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/b0696a5160711c068cb1f01b7437db7990d15750/library/std/src/prelude/mod.rs:129:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `From` is already defined here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `hash`
[INFO] [stdout]   --> examples/complex.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 27 |     let hash = config.password(password).unwrap();
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_hash`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.69s
[INFO] running `Command { std: "docker" "inspect" "5e3dfb181bb6b5027f3409f80ea2ef61f155e2bee70bc6eb9f2b82579ddaa20f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e3dfb181bb6b5027f3409f80ea2ef61f155e2bee70bc6eb9f2b82579ddaa20f", kill_on_drop: false }`
[INFO] [stdout] 5e3dfb181bb6b5027f3409f80ea2ef61f155e2bee70bc6eb9f2b82579ddaa20f
[INFO] checking argon2-creds-0.2.3 against try#bfe97fcae016881ad333f0ff8cea2cadb9cf136c for pr-121848
[INFO] extracting crate argon2-creds 0.2.3 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate argon2-creds 0.2.3 on toolchain bfe97fcae016881ad333f0ff8cea2cadb9cf136c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bfe97fcae016881ad333f0ff8cea2cadb9cf136c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate argon2-creds 0.2.3
[INFO] finished tweaking crates.io crate argon2-creds 0.2.3
[INFO] tweaked toml for crates.io crate argon2-creds 0.2.3 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate crates.io crate argon2-creds 0.2.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bfe97fcae016881ad333f0ff8cea2cadb9cf136c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+bfe97fcae016881ad333f0ff8cea2cadb9cf136c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b46479d040d7016a4b752502030dd5664e77812855734c40520d05c9f5cd1354
[INFO] running `Command { std: "docker" "start" "-a" "b46479d040d7016a4b752502030dd5664e77812855734c40520d05c9f5cd1354", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b46479d040d7016a4b752502030dd5664e77812855734c40520d05c9f5cd1354", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b46479d040d7016a4b752502030dd5664e77812855734c40520d05c9f5cd1354", kill_on_drop: false }`
[INFO] [stdout] b46479d040d7016a4b752502030dd5664e77812855734c40520d05c9f5cd1354
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+bfe97fcae016881ad333f0ff8cea2cadb9cf136c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8e2a5f9d202910f6754fd8ea39deabf924582246571cc9cb713b9f7c81d37240
[INFO] running `Command { std: "docker" "start" "-a" "8e2a5f9d202910f6754fd8ea39deabf924582246571cc9cb713b9f7c81d37240", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.69
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling libc v0.2.149
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling siphasher v0.3.11
[INFO] [stderr]    Compiling serde v1.0.189
[INFO] [stderr]    Compiling lock_api v0.4.10
[INFO] [stderr]    Compiling phf_shared v0.10.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.8
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]     Checking smallvec v1.11.1
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]     Checking new_debug_unreachable v1.0.4
[INFO] [stderr]    Compiling memchr v2.6.4
[INFO] [stderr]     Checking mac v0.1.1
[INFO] [stderr]     Checking unicode-normalization v0.1.22
[INFO] [stderr]     Checking futf v0.1.5
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling regex-syntax v0.8.1
[INFO] [stderr]    Compiling getrandom v0.2.10
[INFO] [stderr]    Compiling aho-corasick v1.1.2
[INFO] [stderr]     Checking precomputed-hash v0.1.1
[INFO] [stderr]     Checking once_cell v1.18.0
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]     Checking percent-encoding v2.3.0
[INFO] [stderr]     Checking unicode-bidi v0.3.13
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]     Checking utf-8 v0.7.6
[INFO] [stderr]     Checking tendril v0.4.3
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]     Checking idna v0.4.0
[INFO] [stderr]     Checking form_urlencoded v1.2.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking phf v0.10.1
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]    Compiling phf_generator v0.10.0
[INFO] [stderr]    Compiling phf_codegen v0.10.0
[INFO] [stderr]    Compiling string_cache_codegen v0.5.2
[INFO] [stderr]    Compiling serde_json v1.0.107
[INFO] [stderr]     Checking url v2.4.1
[INFO] [stderr]    Compiling regex-automata v0.4.1
[INFO] [stderr]    Compiling markup5ever v0.11.0
[INFO] [stderr]     Checking string_cache v0.8.7
[INFO] [stderr]    Compiling syn v2.0.38
[INFO] [stderr]     Checking ryu v1.0.15
[INFO] [stderr]     Checking arrayref v0.3.7
[INFO] [stderr]     Checking itoa v1.0.9
[INFO] [stderr]     Checking arrayvec v0.7.4
[INFO] [stderr]     Checking constant_time_eq v0.3.0
[INFO] [stderr]    Compiling if_chain v1.0.2
[INFO] [stderr]     Checking blake2b_simd v1.0.2
[INFO] [stderr]     Checking base64 v0.21.4
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]     Checking maplit v1.0.2
[INFO] [stderr]     Checking rust-argon2 v2.0.0
[INFO] [stderr]    Compiling darling_core v0.14.4
[INFO] [stderr]    Compiling validator_types v0.16.0
[INFO] [stderr]    Compiling regex v1.10.0
[INFO] [stderr]    Compiling serde_derive v1.0.189
[INFO] [stderr]    Compiling darling_macro v0.14.4
[INFO] [stderr]    Compiling html5ever v0.26.0
[INFO] [stderr]    Compiling validator_derive v0.16.0
[INFO] [stderr]    Compiling derive_more v0.99.17
[INFO] [stderr]    Compiling darling v0.14.4
[INFO] [stderr]    Compiling derive_builder_core v0.12.0
[INFO] [stderr]    Compiling derive_builder_macro v0.12.0
[INFO] [stderr]     Checking validator v0.16.1
[INFO] [stderr]     Checking ammonia v3.3.0
[INFO] [stderr]     Checking derive_builder v0.12.0
[INFO] [stderr]     Checking argon2-creds v0.2.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `From` is imported redundantly
[INFO] [stdout]  --> src/errors.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::convert::From;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/bfe97fcae016881ad333f0ff8cea2cadb9cf136c/library/std/src/prelude/mod.rs:129:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `From` is already defined here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `From` is imported redundantly
[INFO] [stdout]  --> src/errors.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::convert::From;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/bfe97fcae016881ad333f0ff8cea2cadb9cf136c/library/std/src/prelude/mod.rs:129:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `From` is already defined here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `hash`
[INFO] [stdout]   --> examples/complex.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 27 |     let hash = config.password(password).unwrap();
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_hash`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.64s
[INFO] running `Command { std: "docker" "inspect" "8e2a5f9d202910f6754fd8ea39deabf924582246571cc9cb713b9f7c81d37240", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e2a5f9d202910f6754fd8ea39deabf924582246571cc9cb713b9f7c81d37240", kill_on_drop: false }`
[INFO] [stdout] 8e2a5f9d202910f6754fd8ea39deabf924582246571cc9cb713b9f7c81d37240
