[INFO] fetching crate zash 0.1.1...
[INFO] checking zash-0.1.1 against master#bca37a20bd376ce3fd138e7cdee7fe704e0f8814 for pr-139493-3
[INFO] extracting crate zash 0.1.1 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate zash 0.1.1
[INFO] finished tweaking crates.io crate zash 0.1.1
[INFO] tweaked toml for crates.io crate zash 0.1.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate zash 0.1.1 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 crates.io crate zash 0.1.1 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 rustyline-derive v0.5.0
[INFO] [stderr]   Downloaded whoami v1.1.5
[INFO] [stderr]   Downloaded error-code v2.3.0
[INFO] [stderr]   Downloaded fd-lock v3.0.0
[INFO] [stderr]   Downloaded rustyline v9.0.0
[INFO] [stderr]   Downloaded clipboard-win v4.2.2
[INFO] [stderr]   Downloaded nix v0.22.2
[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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 70bfa1e22c0f62da4d2a1e158373ae25b18ad46d8a4af104eb8b167856bf729a
[INFO] running `Command { std: "docker" "start" "-a" "70bfa1e22c0f62da4d2a1e158373ae25b18ad46d8a4af104eb8b167856bf729a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "70bfa1e22c0f62da4d2a1e158373ae25b18ad46d8a4af104eb8b167856bf729a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70bfa1e22c0f62da4d2a1e158373ae25b18ad46d8a4af104eb8b167856bf729a", kill_on_drop: false }`
[INFO] [stdout] 70bfa1e22c0f62da4d2a1e158373ae25b18ad46d8a4af104eb8b167856bf729a
[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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d87773f9510331361fe8f49c22645d4809552a6eafea2798cf110f5b5a4fa92d
[INFO] running `Command { std: "docker" "start" "-a" "d87773f9510331361fe8f49c22645d4809552a6eafea2798cf110f5b5a4fa92d", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking nibble_vec v0.1.0
[INFO] [stderr]     Checking dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling whoami v1.1.5
[INFO] [stderr]    Compiling signal-hook v0.3.10
[INFO] [stderr]     Checking nix v0.22.2
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking fd-lock v3.0.0
[INFO] [stderr]     Checking dirs-next v2.0.0
[INFO] [stderr]     Checking unicode-segmentation v1.8.0
[INFO] [stderr]     Checking radix_trie v0.2.1
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]     Checking dirs v4.0.0
[INFO] [stderr]     Checking rustyline v9.0.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]    Compiling rustyline-derive v0.5.0
[INFO] [stderr]     Checking structopt v0.3.25
[INFO] [stderr]     Checking zash v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `interactive` and `login` are never read
[INFO] [stdout]   --> src/opts.rs:8:9
[INFO] [stdout]    |
[INFO] [stdout]  5 | pub struct Opts {
[INFO] [stdout]    |            ---- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout]  8 |     pub interactive: bool,
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 11 |     pub login: bool,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Opts` 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] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/parser.rs:22:25
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub fn new(cmdline: &str) -> Parser {
[INFO] [stdout]    |                         ^^^^     ^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                         |
[INFO] [stdout]    |                         the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub fn new(cmdline: &str) -> Parser<'_> {
[INFO] [stdout]    |                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `interactive` and `login` are never read
[INFO] [stdout]   --> src/opts.rs:8:9
[INFO] [stdout]    |
[INFO] [stdout]  5 | pub struct Opts {
[INFO] [stdout]    |            ---- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout]  8 |     pub interactive: bool,
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 11 |     pub login: bool,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Opts` 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] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/parser.rs:22:25
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub fn new(cmdline: &str) -> Parser {
[INFO] [stdout]    |                         ^^^^     ^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                         |
[INFO] [stdout]    |                         the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub fn new(cmdline: &str) -> Parser<'_> {
[INFO] [stdout]    |                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.54s
[INFO] running `Command { std: "docker" "inspect" "d87773f9510331361fe8f49c22645d4809552a6eafea2798cf110f5b5a4fa92d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d87773f9510331361fe8f49c22645d4809552a6eafea2798cf110f5b5a4fa92d", kill_on_drop: false }`
[INFO] [stdout] d87773f9510331361fe8f49c22645d4809552a6eafea2798cf110f5b5a4fa92d
