[INFO] cloning repository https://github.com/vikyathshirva/rustainer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vikyathshirva/rustainer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvikyathshirva%2Frustainer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvikyathshirva%2Frustainer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 57b12f73184d42d98af1a615f3905f5c391dbb40
[INFO] checking vikyathshirva/rustainer against master#bca37a20bd376ce3fd138e7cdee7fe704e0f8814 for pr-139493-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvikyathshirva%2Frustainer" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/vikyathshirva/rustainer
[INFO] finished tweaking git repo https://github.com/vikyathshirva/rustainer
[INFO] tweaked toml for git repo https://github.com/vikyathshirva/rustainer written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/vikyathshirva/rustainer on toolchain bca37a20bd376ce3fd138e7cdee7fe704e0f8814
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/vikyathshirva/rustainer 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" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded scan_fmt v0.2.6
[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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8c2f3bc10960e47a97a007625daf7ed93a190970cad4bbc2dcbd2d859de28de8
[INFO] running `Command { std: "docker" "start" "-a" "8c2f3bc10960e47a97a007625daf7ed93a190970cad4bbc2dcbd2d859de28de8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8c2f3bc10960e47a97a007625daf7ed93a190970cad4bbc2dcbd2d859de28de8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c2f3bc10960e47a97a007625daf7ed93a190970cad4bbc2dcbd2d859de28de8", kill_on_drop: false }`
[INFO] [stdout] 8c2f3bc10960e47a97a007625daf7ed93a190970cad4bbc2dcbd2d859de28de8
[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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ed7dc5bcb2b4df80cb99653218ed9afecca4c0809b20bd5be53f4bfad1326ae9
[INFO] running `Command { std: "docker" "start" "-a" "ed7dc5bcb2b4df80cb99653218ed9afecca4c0809b20bd5be53f4bfad1326ae9", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.76
[INFO] [stderr]     Checking regex-syntax v0.8.2
[INFO] [stderr]    Compiling unicode-segmentation v1.10.1
[INFO] [stderr]     Checking unicode-width v0.1.11
[INFO] [stderr]     Checking anstyle v1.0.4
[INFO] [stderr]     Checking aho-corasick v1.1.2
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking nix v0.22.3
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking anstream v0.6.11
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking regex-automata v0.4.3
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]     Checking regex v1.10.2
[INFO] [stderr]     Checking env_filter v0.1.0
[INFO] [stderr]     Checking scan_fmt v0.2.6
[INFO] [stderr]     Checking env_logger v0.11.0
[INFO] [stderr]     Checking structopt v0.3.26
[INFO] [stderr]     Checking rustainer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/errors.rs:8:18
[INFO] [stdout]   |
[INFO] [stdout] 8 |     NotSupported(u8),
[INFO] [stdout]   |     ------------ ^^
[INFO] [stdout]   |     |
[INFO] [stdout]   |     field in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Errcode` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]   |
[INFO] [stdout] 8 -     NotSupported(u8),
[INFO] [stdout] 8 +     NotSupported(()),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/errors.rs:9:20
[INFO] [stdout]   |
[INFO] [stdout] 9 |     ContainerError(u8),
[INFO] [stdout]   |     -------------- ^^
[INFO] [stdout]   |     |
[INFO] [stdout]   |     field in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Errcode` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]   |
[INFO] [stdout] 9 -     ContainerError(u8),
[INFO] [stdout] 9 +     ContainerError(()),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `config` is never read
[INFO] [stdout]   --> src/container.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout]  9 | pub struct Container {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] 10 |     config: ContainerOpts
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `path`, `argv`, `uid`, and `mount_dir` are never read
[INFO] [stdout]   --> src/config.rs:9:9
[INFO] [stdout]    |
[INFO] [stdout]  8 | pub struct ContainerOpts{
[INFO] [stdout]    |            ------------- fields in this struct
[INFO] [stdout]  9 |     pub path: CString,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 10 |     pub argv: Vec<CString>,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 11 |     pub uid: u32, // this is id of the user inside the container, ID 0 means root.
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 12 |     pub mount_dir: PathBuf
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ContainerOpts` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/errors.rs:8:18
[INFO] [stdout]   |
[INFO] [stdout] 8 |     NotSupported(u8),
[INFO] [stdout]   |     ------------ ^^
[INFO] [stdout]   |     |
[INFO] [stdout]   |     field in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Errcode` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]   |
[INFO] [stdout] 8 -     NotSupported(u8),
[INFO] [stdout] 8 +     NotSupported(()),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/errors.rs:9:20
[INFO] [stdout]   |
[INFO] [stdout] 9 |     ContainerError(u8),
[INFO] [stdout]   |     -------------- ^^
[INFO] [stdout]   |     |
[INFO] [stdout]   |     field in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Errcode` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]   |
[INFO] [stdout] 9 -     ContainerError(u8),
[INFO] [stdout] 9 +     ContainerError(()),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `config` is never read
[INFO] [stdout]   --> src/container.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout]  9 | pub struct Container {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] 10 |     config: ContainerOpts
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `path`, `argv`, `uid`, and `mount_dir` are never read
[INFO] [stdout]   --> src/config.rs:9:9
[INFO] [stdout]    |
[INFO] [stdout]  8 | pub struct ContainerOpts{
[INFO] [stdout]    |            ------------- fields in this struct
[INFO] [stdout]  9 |     pub path: CString,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 10 |     pub argv: Vec<CString>,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 11 |     pub uid: u32, // this is id of the user inside the container, ID 0 means root.
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 12 |     pub mount_dir: PathBuf
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ContainerOpts` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.75s
[INFO] running `Command { std: "docker" "inspect" "ed7dc5bcb2b4df80cb99653218ed9afecca4c0809b20bd5be53f4bfad1326ae9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed7dc5bcb2b4df80cb99653218ed9afecca4c0809b20bd5be53f4bfad1326ae9", kill_on_drop: false }`
[INFO] [stdout] ed7dc5bcb2b4df80cb99653218ed9afecca4c0809b20bd5be53f4bfad1326ae9
