[INFO] fetching crate unsegen_terminal 0.3.1...
[INFO] checking unsegen_terminal-0.3.1 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] extracting crate unsegen_terminal 0.3.1 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate unsegen_terminal 0.3.1 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 crates.io crate unsegen_terminal 0.3.1
[INFO] finished tweaking crates.io crate unsegen_terminal 0.3.1
[INFO] tweaked toml for crates.io crate unsegen_terminal 0.3.1 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 36 packages
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.5.0)
[INFO] [stderr]       Adding cfg-if v0.1.10 (latest: v1.0.0)
[INFO] [stderr]       Adding derive_more v0.14.1 (latest: v0.99.17)
[INFO] [stderr]       Adding itertools v0.5.10 (latest: v0.12.1)
[INFO] [stderr]       Adding matrixmultiply v0.1.15 (latest: v0.3.8)
[INFO] [stderr]       Adding ndarray v0.8.4 (latest: v0.15.6)
[INFO] [stderr]       Adding nix v0.17.0 (latest: v0.28.0)
[INFO] [stderr]       Adding num-complex v0.1.43 (latest: v0.4.5)
[INFO] [stderr]       Adding num-traits v0.1.43 (latest: v0.2.18)
[INFO] [stderr]       Adding numtoa v0.1.0 (latest: v0.2.4)
[INFO] [stderr]       Adding proc-macro2 v0.4.30 (latest: v1.0.79)
[INFO] [stderr]       Adding quote v0.6.13 (latest: v1.0.35)
[INFO] [stderr]       Adding rawpointer v0.1.0 (latest: v0.2.1)
[INFO] [stderr]       Adding redox_syscall v0.2.16 (latest: v0.5.1)
[INFO] [stderr]       Adding rustc_version v0.2.3 (latest: v0.4.0)
[INFO] [stderr]       Adding semver v0.9.0 (latest: v1.0.22)
[INFO] [stderr]       Adding semver-parser v0.7.0 (latest: v0.10.2)
[INFO] [stderr]       Adding smallvec v0.3.4 (latest: v1.13.2)
[INFO] [stderr]       Adding syn v0.15.44 (latest: v2.0.58)
[INFO] [stderr]       Adding termion v1.5.6 (latest: v3.0.0)
[INFO] [stderr]       Adding unicode-xid v0.1.0 (latest: v0.2.4)
[INFO] [stderr]       Adding utf8parse v0.1.1 (latest: v0.2.1)
[INFO] [stderr]       Adding vte v0.3.3 (latest: v0.13.0)
[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]  Downloading crates ...
[INFO] [stderr]   Downloaded raw_tty v0.1.0
[INFO] [stderr]   Downloaded derive_more v0.14.1
[INFO] [stderr]   Downloaded itertools v0.5.10
[INFO] [stderr]   Downloaded smallvec v0.3.4
[INFO] [stderr]   Downloaded ndarray v0.8.4
[INFO] [stderr]   Downloaded unsegen v0.3.0
[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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5ed1bf5aa52d9c700fafc18a265c997193d54ad1901cc6067c6472ef6afcc37f
[INFO] running `Command { std: "docker" "start" "-a" "5ed1bf5aa52d9c700fafc18a265c997193d54ad1901cc6067c6472ef6afcc37f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5ed1bf5aa52d9c700fafc18a265c997193d54ad1901cc6067c6472ef6afcc37f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ed1bf5aa52d9c700fafc18a265c997193d54ad1901cc6067c6472ef6afcc37f", kill_on_drop: false }`
[INFO] [stdout] 5ed1bf5aa52d9c700fafc18a265c997193d54ad1901cc6067c6472ef6afcc37f
[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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] af19b070a6dc263b4e7a87b8c2435329ce745294fe8f4b1c6322916c8a485cf5
[INFO] running `Command { std: "docker" "start" "-a" "af19b070a6dc263b4e7a87b8c2435329ce745294fe8f4b1c6322916c8a485cf5", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling matrixmultiply v0.1.15
[INFO] [stderr]     Checking rawpointer v0.1.0
[INFO] [stderr]     Checking either v1.10.0
[INFO] [stderr]    Compiling ndarray v0.8.4
[INFO] [stderr]    Compiling nix v0.17.0
[INFO] [stderr]     Checking numtoa v0.1.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking utf8parse v0.1.1
[INFO] [stderr]     Checking smallvec v0.3.4
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking num-complex v0.1.43
[INFO] [stderr]     Checking vte v0.3.3
[INFO] [stderr]     Checking termion v1.5.6
[INFO] [stderr]     Checking itertools v0.5.10
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling derive_more v0.14.1
[INFO] [stderr]     Checking raw_tty v0.1.0
[INFO] [stderr]     Checking unsegen v0.3.0
[INFO] [stderr]     Checking unsegen_terminal v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `vte` is imported redundantly
[INFO] [stdout]   --> src/ansi.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 | use vte;
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:56:1
[INFO] [stdout]    |
[INFO] [stdout] 56 | extern crate vte;
[INFO] [stdout]    | ----------------- the item `vte` is already imported here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `libc` is imported redundantly
[INFO] [stdout]   --> src/pty/mod.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 30 | use libc;
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:52:1
[INFO] [stdout]    |
[INFO] [stdout] 52 | extern crate libc;
[INFO] [stdout]    | ------------------ the item `libc` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `vte` is imported redundantly
[INFO] [stdout]   --> src/ansi.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 | use vte;
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:56:1
[INFO] [stdout]    |
[INFO] [stdout] 56 | extern crate vte;
[INFO] [stdout]    | ----------------- the item `vte` is already imported here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `libc` is imported redundantly
[INFO] [stdout]   --> src/pty/mod.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 30 | use libc;
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:52:1
[INFO] [stdout]    |
[INFO] [stdout] 52 | extern crate libc;
[INFO] [stdout]    | ------------------ the item `libc` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.77s
[INFO] running `Command { std: "docker" "inspect" "af19b070a6dc263b4e7a87b8c2435329ce745294fe8f4b1c6322916c8a485cf5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af19b070a6dc263b4e7a87b8c2435329ce745294fe8f4b1c6322916c8a485cf5", kill_on_drop: false }`
[INFO] [stdout] af19b070a6dc263b4e7a87b8c2435329ce745294fe8f4b1c6322916c8a485cf5
[INFO] checking unsegen_terminal-0.3.1 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] extracting crate unsegen_terminal 0.3.1 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate unsegen_terminal 0.3.1 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 crates.io crate unsegen_terminal 0.3.1
[INFO] finished tweaking crates.io crate unsegen_terminal 0.3.1
[INFO] tweaked toml for crates.io crate unsegen_terminal 0.3.1 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 36 packages
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.5.0)
[INFO] [stderr]       Adding cfg-if v0.1.10 (latest: v1.0.0)
[INFO] [stderr]       Adding derive_more v0.14.1 (latest: v0.99.17)
[INFO] [stderr]       Adding itertools v0.5.10 (latest: v0.12.1)
[INFO] [stderr]       Adding matrixmultiply v0.1.15 (latest: v0.3.8)
[INFO] [stderr]       Adding ndarray v0.8.4 (latest: v0.15.6)
[INFO] [stderr]       Adding nix v0.17.0 (latest: v0.28.0)
[INFO] [stderr]       Adding num-complex v0.1.43 (latest: v0.4.5)
[INFO] [stderr]       Adding num-traits v0.1.43 (latest: v0.2.18)
[INFO] [stderr]       Adding numtoa v0.1.0 (latest: v0.2.4)
[INFO] [stderr]       Adding proc-macro2 v0.4.30 (latest: v1.0.79)
[INFO] [stderr]       Adding quote v0.6.13 (latest: v1.0.35)
[INFO] [stderr]       Adding rawpointer v0.1.0 (latest: v0.2.1)
[INFO] [stderr]       Adding redox_syscall v0.2.16 (latest: v0.5.1)
[INFO] [stderr]       Adding rustc_version v0.2.3 (latest: v0.4.0)
[INFO] [stderr]       Adding semver v0.9.0 (latest: v1.0.22)
[INFO] [stderr]       Adding semver-parser v0.7.0 (latest: v0.10.2)
[INFO] [stderr]       Adding smallvec v0.3.4 (latest: v1.13.2)
[INFO] [stderr]       Adding syn v0.15.44 (latest: v2.0.58)
[INFO] [stderr]       Adding termion v1.5.6 (latest: v3.0.0)
[INFO] [stderr]       Adding unicode-xid v0.1.0 (latest: v0.2.4)
[INFO] [stderr]       Adding utf8parse v0.1.1 (latest: v0.2.1)
[INFO] [stderr]       Adding vte v0.3.3 (latest: v0.13.0)
[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-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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 025248f8c82554bc85a4806a0b998b4ac4b66bd374568994227f8bbf144061d6
[INFO] running `Command { std: "docker" "start" "-a" "025248f8c82554bc85a4806a0b998b4ac4b66bd374568994227f8bbf144061d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "025248f8c82554bc85a4806a0b998b4ac4b66bd374568994227f8bbf144061d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "025248f8c82554bc85a4806a0b998b4ac4b66bd374568994227f8bbf144061d6", kill_on_drop: false }`
[INFO] [stdout] 025248f8c82554bc85a4806a0b998b4ac4b66bd374568994227f8bbf144061d6
[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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4b74c3e5d4a301357c3136d4d806e7177d09e00741323cac664e3a6e07de338d
[INFO] running `Command { std: "docker" "start" "-a" "4b74c3e5d4a301357c3136d4d806e7177d09e00741323cac664e3a6e07de338d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling matrixmultiply v0.1.15
[INFO] [stderr]     Checking rawpointer v0.1.0
[INFO] [stderr]    Compiling nix v0.17.0
[INFO] [stderr]    Compiling ndarray v0.8.4
[INFO] [stderr]     Checking either v1.10.0
[INFO] [stderr]     Checking numtoa v0.1.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking smallvec v0.3.4
[INFO] [stderr]     Checking utf8parse v0.1.1
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking num-complex v0.1.43
[INFO] [stderr]     Checking vte v0.3.3
[INFO] [stderr]     Checking itertools v0.5.10
[INFO] [stderr]     Checking termion v1.5.6
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling derive_more v0.14.1
[INFO] [stderr]     Checking raw_tty v0.1.0
[INFO] [stderr]     Checking unsegen v0.3.0
[INFO] [stderr]     Checking unsegen_terminal v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `vte` is imported redundantly
[INFO] [stdout]   --> src/ansi.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 | use vte;
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:56:1
[INFO] [stdout]    |
[INFO] [stdout] 56 | extern crate vte;
[INFO] [stdout]    | ----------------- the item `vte` is already imported here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `libc` is imported redundantly
[INFO] [stdout]   --> src/pty/mod.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 30 | use libc;
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:52:1
[INFO] [stdout]    |
[INFO] [stdout] 52 | extern crate libc;
[INFO] [stdout]    | ------------------ the item `libc` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `vte` is imported redundantly
[INFO] [stdout]   --> src/ansi.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 | use vte;
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:56:1
[INFO] [stdout]    |
[INFO] [stdout] 56 | extern crate vte;
[INFO] [stdout]    | ----------------- the item `vte` is already imported here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `libc` is imported redundantly
[INFO] [stdout]   --> src/pty/mod.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 30 | use libc;
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:52:1
[INFO] [stdout]    |
[INFO] [stdout] 52 | extern crate libc;
[INFO] [stdout]    | ------------------ the item `libc` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.46s
[INFO] running `Command { std: "docker" "inspect" "4b74c3e5d4a301357c3136d4d806e7177d09e00741323cac664e3a6e07de338d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b74c3e5d4a301357c3136d4d806e7177d09e00741323cac664e3a6e07de338d", kill_on_drop: false }`
[INFO] [stdout] 4b74c3e5d4a301357c3136d4d806e7177d09e00741323cac664e3a6e07de338d