[INFO] fetching crate qsv_docopt 1.9.0...
[INFO] checking qsv_docopt-1.9.0 against try#c8085cfed34c45021fc8f66d073f6394b3e35431 for pr-148939
[INFO] extracting crate qsv_docopt 1.9.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate qsv_docopt 1.9.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate qsv_docopt 1.9.0
[INFO] tweaked toml for crates.io crate qsv_docopt 1.9.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate qsv_docopt 1.9.0 on toolchain c8085cfed34c45021fc8f66d073f6394b3e35431
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c8085cfed34c45021fc8f66d073f6394b3e35431" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate qsv_docopt 1.9.0 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" "+c8085cfed34c45021fc8f66d073f6394b3e35431" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking qsv_docopt-1.9.0 against try#c8085cfed34c45021fc8f66d073f6394b3e35431 for pr-148939
[INFO] extracting crate qsv_docopt 1.9.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate qsv_docopt 1.9.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate qsv_docopt 1.9.0
[INFO] tweaked toml for crates.io crate qsv_docopt 1.9.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate qsv_docopt 1.9.0 on toolchain c8085cfed34c45021fc8f66d073f6394b3e35431
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c8085cfed34c45021fc8f66d073f6394b3e35431" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate qsv_docopt 1.9.0 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" "+c8085cfed34c45021fc8f66d073f6394b3e35431" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+c8085cfed34c45021fc8f66d073f6394b3e35431" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 11f4a3ebf3bc7a34e28262795dfa2f682c407bdd621e9c9d53687e73e565fd7a
[INFO] running `Command { std: "docker" "start" "-a" "11f4a3ebf3bc7a34e28262795dfa2f682c407bdd621e9c9d53687e73e565fd7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "11f4a3ebf3bc7a34e28262795dfa2f682c407bdd621e9c9d53687e73e565fd7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "11f4a3ebf3bc7a34e28262795dfa2f682c407bdd621e9c9d53687e73e565fd7a", kill_on_drop: false }`
[INFO] [stdout] 11f4a3ebf3bc7a34e28262795dfa2f682c407bdd621e9c9d53687e73e565fd7a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+c8085cfed34c45021fc8f66d073f6394b3e35431" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 46e9fded2cbaafff1bad7145c7a11873997203b04e4ea7249441f48eb6c6b220
[INFO] running `Command { std: "docker" "start" "-a" "46e9fded2cbaafff1bad7145c7a11873997203b04e4ea7249441f48eb6c6b220", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]     Checking getrandom v0.3.3
[INFO] [stderr]     Checking ahash v0.8.12
[INFO] [stderr]     Checking regex-automata v0.4.11
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]     Checking regex v1.11.3
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]     Checking serde v1.0.228
[INFO] [stderr]     Checking qsv_docopt v1.9.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `arg_x`, `arg_y`, and `cmd_mine` are never read
[INFO] [stdout]   --> examples/decode.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 24 | struct Args {
[INFO] [stdout]    |        ---- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 28 |     arg_x:         Option<isize>,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 29 |     arg_y:         Option<isize>,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 30 |     cmd_ship:      bool,
[INFO] [stdout] 31 |     cmd_mine:      bool,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Args` 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: fields `arg_source`, `arg_dest`, `arg_dir`, `flag_archive`, and `flag_verbose` are never read
[INFO] [stdout]   --> examples/verbose_multiple.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | struct Args {
[INFO] [stdout]    |        ---- fields in this struct
[INFO] [stdout] 22 |     arg_source:   Vec<String>,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 23 |     arg_dest:     String,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 24 |     arg_dir:      String,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 25 |     flag_archive: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 26 |     flag_verbose: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Args` 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: field `arg_command` is never read
[INFO] [stdout]   --> examples/optional_command.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 27 | struct Args {
[INFO] [stdout]    |        ---- field in this struct
[INFO] [stdout] 28 |     arg_command: Command,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Args` 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: field `0` is never read
[INFO] [stdout]   --> examples/optional_command.rs:68:13
[INFO] [stdout]    |
[INFO] [stdout] 68 |     Unknown(String),
[INFO] [stdout]    |     ------- ^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Command` 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] 68 -     Unknown(String),
[INFO] [stdout] 68 +     Unknown(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `arg_source`, `arg_dest`, `arg_dir`, and `flag_archive` are never read
[INFO] [stdout]   --> examples/cp.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | struct Args {
[INFO] [stdout]    |        ---- fields in this struct
[INFO] [stdout] 15 |     arg_source:   Vec<String>,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 16 |     arg_dest:     String,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 17 |     arg_dir:      String,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 18 |     flag_archive: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Args` 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: fields `arg_command`, `arg_args`, `flag_list`, and `flag_verbose` are never read
[INFO] [stdout]   --> examples/cargo.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 32 | struct Args {
[INFO] [stdout]    |        ---- fields in this struct
[INFO] [stdout] 33 |     arg_command:  Option<Command>,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 34 |     arg_args:     Vec<String>,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 35 |     flag_list:    bool,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 36 |     flag_verbose: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Args` 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: fields `arg_file`, `cmd_info`, `cmd_update`, and `arg_value` are never read
[INFO] [stdout]   --> src/test/mod.rs:93:9
[INFO] [stdout]    |
[INFO] [stdout] 92 |     struct Args {
[INFO] [stdout]    |            ---- fields in this struct
[INFO] [stdout] 93 |         arg_file:      String,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 94 |         cmd_info:      bool,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 95 |         cmd_update:    bool,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout] 96 |         arg_timestamp: u64,
[INFO] [stdout] 97 |         arg_value:     f64,
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Args` 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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.37s
[INFO] running `Command { std: "docker" "inspect" "46e9fded2cbaafff1bad7145c7a11873997203b04e4ea7249441f48eb6c6b220", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46e9fded2cbaafff1bad7145c7a11873997203b04e4ea7249441f48eb6c6b220", kill_on_drop: false }`
[INFO] [stdout] 46e9fded2cbaafff1bad7145c7a11873997203b04e4ea7249441f48eb6c6b220
