[INFO] fetching crate petbox 0.1.0...
[INFO] checking petbox-0.1.0 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604
[INFO] extracting crate petbox 0.1.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate petbox 0.1.0 on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "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-4-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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "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] 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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 73d6c1a8989a8a38034270af2e799ee80a89b4f8fec0cfcab6d5de1a2fb88743
[INFO] running `Command { std: "docker" "start" "-a" "73d6c1a8989a8a38034270af2e799ee80a89b4f8fec0cfcab6d5de1a2fb88743", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "73d6c1a8989a8a38034270af2e799ee80a89b4f8fec0cfcab6d5de1a2fb88743", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73d6c1a8989a8a38034270af2e799ee80a89b4f8fec0cfcab6d5de1a2fb88743", kill_on_drop: false }`
[INFO] [stdout] 73d6c1a8989a8a38034270af2e799ee80a89b4f8fec0cfcab6d5de1a2fb88743
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 726f58096bea94b797d31f187dd0c94d135335fd6f5e558fc89f12562921c045
[INFO] running `Command { std: "docker" "start" "-a" "726f58096bea94b797d31f187dd0c94d135335fd6f5e558fc89f12562921c045", kill_on_drop: false }`
[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 libc v0.2.147
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]     Checking utf8parse v0.2.1
[INFO] [stderr]     Checking anstyle-parse v0.2.1
[INFO] [stderr]     Checking aho-corasick v1.0.2
[INFO] [stderr]    Compiling memoffset v0.7.1
[INFO] [stderr]     Checking anstyle-query v1.0.0
[INFO] [stderr]     Checking colorchoice v1.0.0
[INFO] [stderr]     Checking regex-syntax v0.7.4
[INFO] [stderr]     Checking anstyle v1.0.1
[INFO] [stderr]    Compiling thiserror v1.0.43
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking clap_lex v0.5.0
[INFO] [stderr]     Checking unicode-width v0.1.10
[INFO] [stderr]     Checking home v0.5.5
[INFO] [stderr]     Checking once_cell v1.18.0
[INFO] [stderr]     Checking termcolor v1.2.0
[INFO] [stderr]     Checking log v0.4.19
[INFO] [stderr]     Checking xdg v2.5.0
[INFO] [stderr]     Checking is-terminal v0.4.9
[INFO] [stderr]    Compiling syn v2.0.25
[INFO] [stderr]     Checking anstream v0.3.2
[INFO] [stderr]     Checking clap_builder v4.3.11
[INFO] [stderr]     Checking nix v0.20.2
[INFO] [stderr]     Checking nix v0.26.2
[INFO] [stderr]     Checking regex-automata v0.3.2
[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: 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 23.22s
[INFO] running `Command { std: "docker" "inspect" "726f58096bea94b797d31f187dd0c94d135335fd6f5e558fc89f12562921c045", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "726f58096bea94b797d31f187dd0c94d135335fd6f5e558fc89f12562921c045", kill_on_drop: false }`
[INFO] [stdout] 726f58096bea94b797d31f187dd0c94d135335fd6f5e558fc89f12562921c045