[INFO] fetching crate tomq 0.1.2...
[INFO] checking tomq-0.1.2 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate tomq 0.1.2 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate tomq 0.1.2
[INFO] finished tweaking crates.io crate tomq 0.1.2
[INFO] tweaked toml for crates.io crate tomq 0.1.2 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate tomq 0.1.2 on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate tomq 0.1.2 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2f1f239c07ae983fb2d14fa60a518173c93763a0038905ce4f131b0334265619
[INFO] running `Command { std: "docker" "start" "-a" "2f1f239c07ae983fb2d14fa60a518173c93763a0038905ce4f131b0334265619", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2f1f239c07ae983fb2d14fa60a518173c93763a0038905ce4f131b0334265619", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f1f239c07ae983fb2d14fa60a518173c93763a0038905ce4f131b0334265619", kill_on_drop: false }`
[INFO] [stdout] 2f1f239c07ae983fb2d14fa60a518173c93763a0038905ce4f131b0334265619
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6b7acec7e8fdbbf99612ee79c94db16e9cc6bf8f533cf146f78f6cd34ce0cf0a
[INFO] running `Command { std: "docker" "start" "-a" "6b7acec7e8fdbbf99612ee79c94db16e9cc6bf8f533cf146f78f6cd34ce0cf0a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.43
[INFO] [stderr]    Compiling unicode-ident v1.0.3
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling syn v1.0.99
[INFO] [stderr]    Compiling serde_derive v1.0.144
[INFO] [stderr]    Compiling libc v0.2.132
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling serde v1.0.144
[INFO] [stderr]     Checking os_str_bytes v6.3.0
[INFO] [stderr]     Checking either v1.8.0
[INFO] [stderr]     Checking bytes v1.2.1
[INFO] [stderr]    Compiling serde_json v1.0.85
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]    Compiling indexmap v1.9.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking textwrap v0.15.0
[INFO] [stderr]     Checking termcolor v1.1.3
[INFO] [stderr]     Checking itertools v0.10.3
[INFO] [stderr]     Checking itoa v1.0.3
[INFO] [stderr]     Checking once_cell v1.13.1
[INFO] [stderr]     Checking ryu v1.0.11
[INFO] [stderr]     Checking clap_lex v0.2.4
[INFO] [stderr]     Checking combine v4.6.6
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling clap_derive v3.2.17
[INFO] [stderr]     Checking clap v3.2.17
[INFO] [stderr]     Checking toml_edit v0.14.4
[INFO] [stderr]     Checking tomq v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait `JsonIter` is never used
[INFO] [stdout]  --> src/dociter.rs:6:18
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub(crate) trait JsonIter: Iterator<Item = crate::error::Result<serde_json::Value>> {}
[INFO] [stdout]   |                  ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<PathBuf, Infallible>
[INFO] [stdout]    --> src/main.rs:101:5
[INFO] [stdout]     |
[INFO] [stdout] 101 |     file: Option<PathBuf>,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<PathBuf, Infallible>
[INFO] [stdout]    --> src/main.rs:104:5
[INFO] [stdout]     |
[INFO] [stdout] 104 |     in_file: Option<PathBuf>,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<PathBuf, Infallible>
[INFO] [stdout]    --> src/main.rs:126:5
[INFO] [stdout]     |
[INFO] [stdout] 126 |     in_files: Vec<PathBuf>,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/opts.rs:12:16
[INFO] [stdout]    |
[INFO] [stdout] 12 |     pub(crate) jq_filter: Option<String>,
[INFO] [stdout]    |                ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/opts.rs:73:16
[INFO] [stdout]    |
[INFO] [stdout] 73 |     pub(crate) multi_doc_separator: String,
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/opts.rs:94:16
[INFO] [stdout]    |
[INFO] [stdout] 94 |     pub(crate) fallback_key: Option<String>,
[INFO] [stdout]    |                ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<std::string::String, Infallible>
[INFO] [stdout]    --> src/opts.rs:110:16
[INFO] [stdout]     |
[INFO] [stdout] 110 |     pub(crate) jq_args: Vec<String>,
[INFO] [stdout]     |                ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tomq` (bin "tomq" test) due to 7 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: trait `JsonIter` is never used
[INFO] [stdout]  --> src/dociter.rs:6:18
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub(crate) trait JsonIter: Iterator<Item = crate::error::Result<serde_json::Value>> {}
[INFO] [stdout]   |                  ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<PathBuf, Infallible>
[INFO] [stdout]    --> src/main.rs:101:5
[INFO] [stdout]     |
[INFO] [stdout] 101 |     file: Option<PathBuf>,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<PathBuf, Infallible>
[INFO] [stdout]    --> src/main.rs:104:5
[INFO] [stdout]     |
[INFO] [stdout] 104 |     in_file: Option<PathBuf>,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<PathBuf, Infallible>
[INFO] [stdout]    --> src/main.rs:126:5
[INFO] [stdout]     |
[INFO] [stdout] 126 |     in_files: Vec<PathBuf>,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/opts.rs:12:16
[INFO] [stdout]    |
[INFO] [stdout] 12 |     pub(crate) jq_filter: Option<String>,
[INFO] [stdout]    |                ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/opts.rs:73:16
[INFO] [stdout]    |
[INFO] [stdout] 73 |     pub(crate) multi_doc_separator: String,
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/opts.rs:94:16
[INFO] [stdout]    |
[INFO] [stdout] 94 |     pub(crate) fallback_key: Option<String>,
[INFO] [stdout]    |                ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<std::string::String, Infallible>
[INFO] [stdout]    --> src/opts.rs:110:16
[INFO] [stdout]     |
[INFO] [stdout] 110 |     pub(crate) jq_args: Vec<String>,
[INFO] [stdout]     |                ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tomq` (bin "tomq") due to 7 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "6b7acec7e8fdbbf99612ee79c94db16e9cc6bf8f533cf146f78f6cd34ce0cf0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b7acec7e8fdbbf99612ee79c94db16e9cc6bf8f533cf146f78f6cd34ce0cf0a", kill_on_drop: false }`
[INFO] [stdout] 6b7acec7e8fdbbf99612ee79c94db16e9cc6bf8f533cf146f78f6cd34ce0cf0a
