[INFO] fetching crate petbox 0.1.0... [INFO] checking petbox-0.1.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never [INFO] extracting crate petbox 0.1.0 into /workspace/builds/worker-7-tc1/source [INFO] validating manifest of crates.io crate petbox 0.1.0 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 petbox 0.1.0 [INFO] finished tweaking crates.io crate petbox 0.1.0 [INFO] tweaked toml for crates.io crate petbox 0.1.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate crates.io crate petbox 0.1.0 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] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded xdg v2.5.0 [INFO] [stderr] Downloaded unshare_petbox v0.7.1 [INFO] [stderr] Downloaded nix v0.20.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 3c1179b3d7689de80148fb2d75ccc284f546817ce90e136cf216520e3d85e79d [INFO] running `Command { std: "docker" "start" "-a" "3c1179b3d7689de80148fb2d75ccc284f546817ce90e136cf216520e3d85e79d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3c1179b3d7689de80148fb2d75ccc284f546817ce90e136cf216520e3d85e79d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3c1179b3d7689de80148fb2d75ccc284f546817ce90e136cf216520e3d85e79d", kill_on_drop: false }` [INFO] [stdout] 3c1179b3d7689de80148fb2d75ccc284f546817ce90e136cf216520e3d85e79d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 676fc276523fad3255bf8038d958166bb8c08b94a5422f4d04737a4151097420 [INFO] running `Command { std: "docker" "start" "-a" "676fc276523fad3255bf8038d958166bb8c08b94a5422f4d04737a4151097420", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling proc-macro2 v1.0.64 [INFO] [stderr] Compiling rustix v0.38.3 [INFO] [stderr] Compiling quote v1.0.29 [INFO] [stderr] Compiling unicode-ident v1.0.10 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Checking bitflags v2.3.3 [INFO] [stderr] Checking linux-raw-sys v0.4.3 [INFO] [stderr] Compiling libc v0.2.147 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling version_check v0.9.4 [INFO] [stderr] Compiling memoffset v0.6.5 [INFO] [stderr] Checking utf8parse v0.2.1 [INFO] [stderr] Checking anstyle-parse v0.2.1 [INFO] [stderr] Compiling memoffset v0.7.1 [INFO] [stderr] Compiling unicase v2.6.0 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Checking anstyle v1.0.1 [INFO] [stderr] Checking colorchoice v1.0.0 [INFO] [stderr] Checking regex-syntax v0.7.4 [INFO] [stderr] Checking aho-corasick v1.0.2 [INFO] [stderr] Checking anstyle-query v1.0.0 [INFO] [stderr] Compiling heck v0.4.1 [INFO] [stderr] Checking clap_lex v0.5.0 [INFO] [stderr] Checking strsim v0.10.0 [INFO] [stderr] Compiling thiserror v1.0.43 [INFO] [stderr] Checking unicode-width v0.1.10 [INFO] [stderr] Checking once_cell v1.18.0 [INFO] [stderr] Checking is-terminal v0.4.9 [INFO] [stderr] Checking pin-utils v0.1.0 [INFO] [stderr] Compiling syn v2.0.25 [INFO] [stderr] Checking anstream v0.3.2 [INFO] [stderr] Checking humantime v2.1.0 [INFO] [stderr] Checking clap_builder v4.3.11 [INFO] [stderr] Checking log v0.4.19 [INFO] [stderr] Checking home v0.5.5 [INFO] [stderr] Checking termcolor v1.2.0 [INFO] [stderr] Checking static_assertions v1.1.0 [INFO] [stderr] Checking xdg v2.5.0 [INFO] [stderr] Checking regex-automata v0.3.2 [INFO] [stderr] Checking nix v0.20.2 [INFO] [stderr] Checking nix v0.26.2 [INFO] [stderr] Checking regex v1.9.1 [INFO] [stderr] Checking env_logger v0.10.0 [INFO] [stderr] Compiling clap_derive v4.3.2 [INFO] [stderr] Compiling thiserror-impl v1.0.43 [INFO] [stderr] Checking unshare_petbox v0.7.1 [INFO] [stderr] Checking clap v4.3.11 [INFO] [stderr] Checking petbox v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `opt` [INFO] [stdout] --> src/bin/petbox.rs:95:26 [INFO] [stdout] | [INFO] [stdout] 95 | Commands::Attach(opt) => { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_opt` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/bin/petbox.rs:91:26 [INFO] [stdout] | [INFO] [stdout] 91 | true => {root.install_rootfs_enter_ns("/bin/bash");}, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 91 | true => {let _ = root.install_rootfs_enter_ns("/bin/bash");}, [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/bin/petbox.rs:92:27 [INFO] [stdout] | [INFO] [stdout] 92 | false => {root.install_rootfs_from_tar(Path::new(&opt.source));}, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 92 | false => {let _ = root.install_rootfs_from_tar(Path::new(&opt.source));}, [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `opt` [INFO] [stdout] --> src/bin/petbox.rs:95:26 [INFO] [stdout] | [INFO] [stdout] 95 | Commands::Attach(opt) => { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_opt` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/bin/petbox.rs:91:26 [INFO] [stdout] | [INFO] [stdout] 91 | true => {root.install_rootfs_enter_ns("/bin/bash");}, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 91 | true => {let _ = root.install_rootfs_enter_ns("/bin/bash");}, [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/bin/petbox.rs:92:27 [INFO] [stdout] | [INFO] [stdout] 92 | false => {root.install_rootfs_from_tar(Path::new(&opt.source));}, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 92 | false => {let _ = root.install_rootfs_from_tar(Path::new(&opt.source));}, [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 27.82s [INFO] running `Command { std: "docker" "inspect" "676fc276523fad3255bf8038d958166bb8c08b94a5422f4d04737a4151097420", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "676fc276523fad3255bf8038d958166bb8c08b94a5422f4d04737a4151097420", kill_on_drop: false }` [INFO] [stdout] 676fc276523fad3255bf8038d958166bb8c08b94a5422f4d04737a4151097420 [INFO] checking petbox-0.1.0 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never [INFO] extracting crate petbox 0.1.0 into /workspace/builds/worker-7-tc2/source [INFO] validating manifest of crates.io crate petbox 0.1.0 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 petbox 0.1.0 [INFO] finished tweaking crates.io crate petbox 0.1.0 [INFO] tweaked toml for crates.io crate petbox 0.1.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] crate crates.io crate petbox 0.1.0 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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 1b0572746b4ad2bdf51b3b7186f58bdb3adb156ffcc1cb3452f75abcf58b3168 [INFO] running `Command { std: "docker" "start" "-a" "1b0572746b4ad2bdf51b3b7186f58bdb3adb156ffcc1cb3452f75abcf58b3168", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1b0572746b4ad2bdf51b3b7186f58bdb3adb156ffcc1cb3452f75abcf58b3168", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1b0572746b4ad2bdf51b3b7186f58bdb3adb156ffcc1cb3452f75abcf58b3168", kill_on_drop: false }` [INFO] [stdout] 1b0572746b4ad2bdf51b3b7186f58bdb3adb156ffcc1cb3452f75abcf58b3168 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] cd47fe0e8cf4721b044f0f65efbc711f68e3a839b4a0d331825f0cb0116091b8 [INFO] running `Command { std: "docker" "start" "-a" "cd47fe0e8cf4721b044f0f65efbc711f68e3a839b4a0d331825f0cb0116091b8", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling proc-macro2 v1.0.64 [INFO] [stderr] Compiling unicode-ident v1.0.10 [INFO] [stderr] Compiling rustix v0.38.3 [INFO] [stderr] Compiling quote v1.0.29 [INFO] [stderr] Checking bitflags v2.3.3 [INFO] [stderr] Checking linux-raw-sys v0.4.3 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Compiling libc v0.2.147 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling version_check v0.9.4 [INFO] [stderr] Compiling memoffset v0.6.5 [INFO] [stderr] Checking utf8parse v0.2.1 [INFO] [stderr] Checking anstyle-parse v0.2.1 [INFO] [stderr] Compiling memoffset v0.7.1 [INFO] [stderr] Compiling unicase v2.6.0 [INFO] [stderr] Checking anstyle-query v1.0.0 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Checking colorchoice v1.0.0 [INFO] [stderr] Checking anstyle v1.0.1 [INFO] [stderr] Checking regex-syntax v0.7.4 [INFO] [stderr] Checking unicode-width v0.1.10 [INFO] [stderr] Compiling thiserror v1.0.43 [INFO] [stderr] Checking strsim v0.10.0 [INFO] [stderr] Checking aho-corasick v1.0.2 [INFO] [stderr] Compiling heck v0.4.1 [INFO] [stderr] Checking is-terminal v0.4.9 [INFO] [stderr] Checking anstream v0.3.2 [INFO] [stderr] Checking clap_lex v0.5.0 [INFO] [stderr] Compiling syn v2.0.25 [INFO] [stderr] Checking clap_builder v4.3.11 [INFO] [stderr] Checking log v0.4.19 [INFO] [stderr] Checking humantime v2.1.0 [INFO] [stderr] Checking termcolor v1.2.0 [INFO] [stderr] Checking pin-utils v0.1.0 [INFO] [stderr] Checking once_cell v1.18.0 [INFO] [stderr] Checking static_assertions v1.1.0 [INFO] [stderr] Checking home v0.5.5 [INFO] [stderr] Checking xdg v2.5.0 [INFO] [stderr] Checking regex-automata v0.3.2 [INFO] [stderr] Checking nix v0.20.2 [INFO] [stderr] Checking nix v0.26.2 [INFO] [stderr] Checking regex v1.9.1 [INFO] [stderr] Checking env_logger v0.10.0 [INFO] [stderr] Compiling thiserror-impl v1.0.43 [INFO] [stderr] Compiling clap_derive v4.3.2 [INFO] [stderr] Checking unshare_petbox v0.7.1 [INFO] [stderr] Checking clap v4.3.11 [INFO] [stderr] Checking petbox v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `opt` [INFO] [stdout] --> src/bin/petbox.rs:95:26 [INFO] [stdout] | [INFO] [stdout] 95 | Commands::Attach(opt) => { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_opt` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/bin/petbox.rs:91:26 [INFO] [stdout] | [INFO] [stdout] 91 | true => {root.install_rootfs_enter_ns("/bin/bash");}, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 91 | true => {let _ = root.install_rootfs_enter_ns("/bin/bash");}, [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/bin/petbox.rs:92:27 [INFO] [stdout] | [INFO] [stdout] 92 | false => {root.install_rootfs_from_tar(Path::new(&opt.source));}, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 92 | false => {let _ = root.install_rootfs_from_tar(Path::new(&opt.source));}, [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `opt` [INFO] [stdout] --> src/bin/petbox.rs:95:26 [INFO] [stdout] | [INFO] [stdout] 95 | Commands::Attach(opt) => { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_opt` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/bin/petbox.rs:91:26 [INFO] [stdout] | [INFO] [stdout] 91 | true => {root.install_rootfs_enter_ns("/bin/bash");}, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 91 | true => {let _ = root.install_rootfs_enter_ns("/bin/bash");}, [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/bin/petbox.rs:92:27 [INFO] [stdout] | [INFO] [stdout] 92 | false => {root.install_rootfs_from_tar(Path::new(&opt.source));}, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 92 | false => {let _ = root.install_rootfs_from_tar(Path::new(&opt.source));}, [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 31.42s [INFO] running `Command { std: "docker" "inspect" "cd47fe0e8cf4721b044f0f65efbc711f68e3a839b4a0d331825f0cb0116091b8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cd47fe0e8cf4721b044f0f65efbc711f68e3a839b4a0d331825f0cb0116091b8", kill_on_drop: false }` [INFO] [stdout] cd47fe0e8cf4721b044f0f65efbc711f68e3a839b4a0d331825f0cb0116091b8