[INFO] cloning repository https://github.com/rogeriochaves/unit
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rogeriochaves/unit" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frogeriochaves%2Funit", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frogeriochaves%2Funit'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5825fffd560951c61294b39c3d52e220bf729a40
[INFO] checking rogeriochaves/unit against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frogeriochaves%2Funit" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rogeriochaves/unit on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rogeriochaves/unit
[INFO] finished tweaking git repo https://github.com/rogeriochaves/unit
[INFO] tweaked toml for git repo https://github.com/rogeriochaves/unit written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/rogeriochaves/unit 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded fs_extra v1.1.0
[INFO] [stderr]   Downloaded cmd_lib v0.7.8
[INFO] [stderr]   Downloaded simple-error v0.2.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 65ba00b12d8dace728810951baa0659af365e3ad42febc1cd1bcdcdf07025fb2
[INFO] running `Command { std: "docker" "start" "-a" "65ba00b12d8dace728810951baa0659af365e3ad42febc1cd1bcdcdf07025fb2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "65ba00b12d8dace728810951baa0659af365e3ad42febc1cd1bcdcdf07025fb2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65ba00b12d8dace728810951baa0659af365e3ad42febc1cd1bcdcdf07025fb2", kill_on_drop: false }`
[INFO] [stdout] 65ba00b12d8dace728810951baa0659af365e3ad42febc1cd1bcdcdf07025fb2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a87196da41988b3f50832df1238b83df46869487990a49efae09689b6905f3a7
[INFO] running `Command { std: "docker" "start" "-a" "a87196da41988b3f50832df1238b83df46869487990a49efae09689b6905f3a7", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]     Checking cmd_lib v0.7.8
[INFO] [stderr]     Checking simple-error v0.2.1
[INFO] [stderr]     Checking ppv-lite86 v0.2.8
[INFO] [stderr]     Checking fs_extra v1.1.0
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking aho-corasick v0.7.13
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking Inflector v0.11.4
[INFO] [stderr]     Checking unit v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `unit` is imported redundantly
[INFO] [stdout]  --> tests/elixir_test.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use unit;
[INFO] [stdout]   |     ^^^^ the item `unit` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `unit` is imported redundantly
[INFO] [stdout]  --> tests/ruby_test.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use unit;
[INFO] [stdout]   |     ^^^^ the item `unit` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `unit` is imported redundantly
[INFO] [stdout]  --> tests/rust_test.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use unit;
[INFO] [stdout]   |     ^^^^ the item `unit` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `unit` is imported redundantly
[INFO] [stdout]  --> tests/java_test.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use unit;
[INFO] [stdout]   |     ^^^^ the item `unit` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `unit` is imported redundantly
[INFO] [stdout]  --> tests/python_test.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use unit;
[INFO] [stdout]   |     ^^^^ the item `unit` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `unit` is imported redundantly
[INFO] [stdout]  --> tests/clojure_test.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use unit;
[INFO] [stdout]   |     ^^^^ the item `unit` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `unit` is imported redundantly
[INFO] [stdout]  --> tests/perl_test.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use unit;
[INFO] [stdout]   |     ^^^^ the item `unit` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `unit` is imported redundantly
[INFO] [stdout]  --> tests/elm_test.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use unit;
[INFO] [stdout]   |     ^^^^ the item `unit` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `unit` is imported redundantly
[INFO] [stdout]  --> tests/javascript_test.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use unit;
[INFO] [stdout]   |     ^^^^ the item `unit` is already defined by prelude
[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: 1 warning emitted
[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: 1 warning emitted
[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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.31s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: fs_extra v1.1.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "a87196da41988b3f50832df1238b83df46869487990a49efae09689b6905f3a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a87196da41988b3f50832df1238b83df46869487990a49efae09689b6905f3a7", kill_on_drop: false }`
[INFO] [stdout] a87196da41988b3f50832df1238b83df46869487990a49efae09689b6905f3a7
[INFO] checking rogeriochaves/unit against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frogeriochaves%2Funit" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rogeriochaves/unit on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rogeriochaves/unit
[INFO] finished tweaking git repo https://github.com/rogeriochaves/unit
[INFO] tweaked toml for git repo https://github.com/rogeriochaves/unit written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/rogeriochaves/unit 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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2417445c5d4a277721bdb63f061d87825ae7d7935eb4e69d536e3b6c1661b99e
[INFO] running `Command { std: "docker" "start" "-a" "2417445c5d4a277721bdb63f061d87825ae7d7935eb4e69d536e3b6c1661b99e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2417445c5d4a277721bdb63f061d87825ae7d7935eb4e69d536e3b6c1661b99e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2417445c5d4a277721bdb63f061d87825ae7d7935eb4e69d536e3b6c1661b99e", kill_on_drop: false }`
[INFO] [stdout] 2417445c5d4a277721bdb63f061d87825ae7d7935eb4e69d536e3b6c1661b99e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 77ba43f9fe714abef46bab7c5f5772b77d6ad442e26612450487d339379a11e3
[INFO] running `Command { std: "docker" "start" "-a" "77ba43f9fe714abef46bab7c5f5772b77d6ad442e26612450487d339379a11e3", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking simple-error v0.2.1
[INFO] [stderr]     Checking cmd_lib v0.7.8
[INFO] [stderr]     Checking ppv-lite86 v0.2.8
[INFO] [stderr]     Checking fs_extra v1.1.0
[INFO] [stderr]     Checking aho-corasick v0.7.13
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking Inflector v0.11.4
[INFO] [stderr]     Checking unit v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `unit` is imported redundantly
[INFO] [stdout]  --> tests/ruby_test.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use unit;
[INFO] [stdout]   |     ^^^^ the item `unit` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `unit` is imported redundantly
[INFO] [stdout]  --> tests/elixir_test.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use unit;
[INFO] [stdout]   |     ^^^^ the item `unit` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `unit` is imported redundantly
[INFO] [stdout]  --> tests/java_test.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use unit;
[INFO] [stdout]   |     ^^^^ the item `unit` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `unit` is imported redundantly
[INFO] [stdout]  --> tests/perl_test.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use unit;
[INFO] [stdout]   |     ^^^^ the item `unit` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `unit` is imported redundantly
[INFO] [stdout]  --> tests/rust_test.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use unit;
[INFO] [stdout]   |     ^^^^ the item `unit` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `unit` is imported redundantly
[INFO] [stdout]  --> tests/javascript_test.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use unit;
[INFO] [stdout]   |     ^^^^ the item `unit` is already defined by prelude
[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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `unit` is imported redundantly
[INFO] [stdout]  --> tests/python_test.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use unit;
[INFO] [stdout]   |     ^^^^ the item `unit` is already defined by prelude
[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: the item `unit` is imported redundantly
[INFO] [stdout]  --> tests/elm_test.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use unit;
[INFO] [stdout]   |     ^^^^ the item `unit` is already defined by prelude
[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: the item `unit` is imported redundantly
[INFO] [stdout]  --> tests/clojure_test.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use unit;
[INFO] [stdout]   |     ^^^^ the item `unit` is already defined by prelude
[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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.55s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: fs_extra v1.1.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "77ba43f9fe714abef46bab7c5f5772b77d6ad442e26612450487d339379a11e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77ba43f9fe714abef46bab7c5f5772b77d6ad442e26612450487d339379a11e3", kill_on_drop: false }`
[INFO] [stdout] 77ba43f9fe714abef46bab7c5f5772b77d6ad442e26612450487d339379a11e3