[INFO] fetching crate clap-nested-commands 0.0.6...
[INFO] checking clap-nested-commands-0.0.6 against master#8c32e313cccf7df531e2d49ffb8227bb92304aee for pr-145608-1
[INFO] extracting crate clap-nested-commands 0.0.6 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate clap-nested-commands 0.0.6
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate clap-nested-commands 0.0.6
[INFO] tweaked toml for crates.io crate clap-nested-commands 0.0.6 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate clap-nested-commands 0.0.6 on toolchain 8c32e313cccf7df531e2d49ffb8227bb92304aee
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate clap-nested-commands 0.0.6 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" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ae22ff6040af1feb1a292e717fc215428a87a264594a616b382c3ab18e990c4a
[INFO] running `Command { std: "docker" "start" "-a" "ae22ff6040af1feb1a292e717fc215428a87a264594a616b382c3ab18e990c4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ae22ff6040af1feb1a292e717fc215428a87a264594a616b382c3ab18e990c4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae22ff6040af1feb1a292e717fc215428a87a264594a616b382c3ab18e990c4a", kill_on_drop: false }`
[INFO] [stdout] ae22ff6040af1feb1a292e717fc215428a87a264594a616b382c3ab18e990c4a
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f74ab6de8bcda581f5e0fa3c2494c4f56ac512a4f4314345727e8bca868f2fa8
[INFO] running `Command { std: "docker" "start" "-a" "f74ab6de8bcda581f5e0fa3c2494c4f56ac512a4f4314345727e8bca868f2fa8", kill_on_drop: false }`
[INFO] [stderr]    Compiling anyhow v1.0.80
[INFO] [stderr]    Compiling tokio-macros v2.4.0
[INFO] [stderr]     Checking tokio v1.42.0
[INFO] [stderr]     Checking clap-nested-commands v0.0.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `token` is never read
[INFO] [stdout]  --> examples/sync_commands_with_return_type_and_default_command/cli_context.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct CliContext {
[INFO] [stdout]   |            ---------- field in this struct
[INFO] [stdout] 5 |     pub token: Option<String>,
[INFO] [stdout]   |         ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `CliContext` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `token` is never read
[INFO] [stdout]  --> examples/sync_commands/cli_context.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct CliContext {
[INFO] [stdout]   |            ---------- field in this struct
[INFO] [stdout] 5 |     pub token: Option<String>,
[INFO] [stdout]   |         ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `CliContext` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `token` is never read
[INFO] [stdout]  --> examples/sync_commands_with_return_type/cli_context.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct CliContext {
[INFO] [stdout]   |            ---------- field in this struct
[INFO] [stdout] 5 |     pub token: Option<String>,
[INFO] [stdout]   |         ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `CliContext` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `token` is never read
[INFO] [stdout]  --> examples/async_commands/cli_context.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct CliContext {
[INFO] [stdout]   |            ---------- field in this struct
[INFO] [stdout] 5 |     pub token: Option<String>,
[INFO] [stdout]   |         ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `CliContext` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `token` is never read
[INFO] [stdout]  --> examples/async_commands_with_default_command/cli_context.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct CliContext {
[INFO] [stdout]   |            ---------- field in this struct
[INFO] [stdout] 5 |     pub token: Option<String>,
[INFO] [stdout]   |         ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `CliContext` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `token` is never read
[INFO] [stdout]  --> examples/sync_commands_with_default_command/cli_context.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct CliContext {
[INFO] [stdout]   |            ---------- field in this struct
[INFO] [stdout] 5 |     pub token: Option<String>,
[INFO] [stdout]   |         ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `CliContext` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `token` is never read
[INFO] [stdout]  --> examples/async_commands_with_return_type/cli_context.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct CliContext {
[INFO] [stdout]   |            ---------- field in this struct
[INFO] [stdout] 5 |     pub token: Option<String>,
[INFO] [stdout]   |         ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `CliContext` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `token` is never read
[INFO] [stdout]  --> examples/async_commands_with_return_type_and_default_command/cli_context.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct CliContext {
[INFO] [stdout]   |            ---------- field in this struct
[INFO] [stdout] 5 |     pub token: Option<String>,
[INFO] [stdout]   |         ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `CliContext` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.51s
[INFO] running `Command { std: "docker" "inspect" "f74ab6de8bcda581f5e0fa3c2494c4f56ac512a4f4314345727e8bca868f2fa8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f74ab6de8bcda581f5e0fa3c2494c4f56ac512a4f4314345727e8bca868f2fa8", kill_on_drop: false }`
[INFO] [stdout] f74ab6de8bcda581f5e0fa3c2494c4f56ac512a4f4314345727e8bca868f2fa8