[INFO] cloning repository https://github.com/SeanMooney/nova-oxide
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/SeanMooney/nova-oxide" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSeanMooney%2Fnova-oxide", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSeanMooney%2Fnova-oxide'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5ba1efbe9ad735bbc76f6ac7b296c15163753a5c
[INFO] checking SeanMooney/nova-oxide against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSeanMooney%2Fnova-oxide" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/SeanMooney/nova-oxide
[INFO] finished tweaking git repo https://github.com/SeanMooney/nova-oxide
[INFO] tweaked toml for git repo https://github.com/SeanMooney/nova-oxide written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/SeanMooney/nova-oxide 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 git repo https://github.com/SeanMooney/nova-oxide 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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] d3f16e98fe6e178e34003c662a15c8ae51f8a52de839e3c182820a09882fa7b0
[INFO] running `Command { std: "docker" "start" "-a" "d3f16e98fe6e178e34003c662a15c8ae51f8a52de839e3c182820a09882fa7b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d3f16e98fe6e178e34003c662a15c8ae51f8a52de839e3c182820a09882fa7b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3f16e98fe6e178e34003c662a15c8ae51f8a52de839e3c182820a09882fa7b0", kill_on_drop: false }`
[INFO] [stdout] d3f16e98fe6e178e34003c662a15c8ae51f8a52de839e3c182820a09882fa7b0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 7c54018fe2a57f934a7776dfaf06278b7132e22a458a7788f7453bf65ee52962
[INFO] running `Command { std: "docker" "start" "-a" "7c54018fe2a57f934a7776dfaf06278b7132e22a458a7788f7453bf65ee52962", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]    Compiling serde v1.0.196
[INFO] [stderr]    Compiling target-lexicon v0.12.13
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling serde_json v1.0.113
[INFO] [stderr]     Checking memchr v2.7.1
[INFO] [stderr]    Compiling thiserror v1.0.57
[INFO] [stderr]    Compiling zerocopy v0.7.32
[INFO] [stderr]    Compiling ahash v0.8.8
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling schemars v0.8.16
[INFO] [stderr]    Compiling dyn-clone v1.0.16
[INFO] [stderr]    Compiling rustix v0.38.31
[INFO] [stderr]    Compiling semver v1.0.21
[INFO] [stderr]     Checking indexmap v2.2.3
[INFO] [stderr]    Compiling memoffset v0.9.0
[INFO] [stderr]     Checking bitflags v2.4.2
[INFO] [stderr]     Checking winnow v0.6.1
[INFO] [stderr]     Checking heck v0.4.1
[INFO] [stderr]     Checking hashbrown v0.13.2
[INFO] [stderr]     Checking unindent v0.2.3
[INFO] [stderr]    Compiling indoc v2.0.4
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]     Checking aho-corasick v1.1.2
[INFO] [stderr]     Checking regress v0.7.1
[INFO] [stderr]    Compiling pyo3-build-config v0.20.2
[INFO] [stderr]    Compiling syn v2.0.49
[INFO] [stderr]     Checking regex-automata v0.4.5
[INFO] [stderr]     Checking tempfile v3.10.0
[INFO] [stderr]    Compiling pyo3-ffi v0.20.2
[INFO] [stderr]    Compiling pyo3 v0.20.2
[INFO] [stderr]    Compiling serde_derive_internals v0.26.0
[INFO] [stderr]    Compiling schemars_derive v0.8.16
[INFO] [stderr]     Checking regex v1.10.3
[INFO] [stderr]    Compiling pyo3-macros-backend v0.20.2
[INFO] [stderr]     Checking toolchain_find v0.4.0
[INFO] [stderr]    Compiling serde_derive v1.0.196
[INFO] [stderr]    Compiling thiserror-impl v1.0.57
[INFO] [stderr]    Compiling pyo3-macros v0.20.2
[INFO] [stderr]     Checking toml_datetime v0.6.5
[INFO] [stderr]     Checking serde_spanned v0.6.5
[INFO] [stderr]     Checking chrono v0.4.34
[INFO] [stderr]     Checking toml_edit v0.22.6
[INFO] [stderr]    Compiling serde_tokenstream v0.2.0
[INFO] [stderr]     Checking typify-impl v0.0.15
[INFO] [stderr]     Checking toml v0.8.10
[INFO] [stderr]     Checking rustfmt-wrapper v0.2.1
[INFO] [stderr]    Compiling typify-macro v0.0.15
[INFO] [stderr]     Checking typify v0.0.15
[INFO] [stderr]     Checking nova-oxide v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: irrefutable `if let` pattern
[INFO] [stdout]    --> src/gen/flavor.rs:313:12
[INFO] [stdout]     |
[INFO] [stdout] 313 |         if let Ok(v) = value.parse() {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this pattern will always match, so the `if let` is useless
[INFO] [stdout]     = help: consider replacing the `if let` with a `let`
[INFO] [stdout]     = note: `#[warn(irrefutable_let_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: irrefutable `if let` pattern
[INFO] [stdout]    --> src/gen/flavor.rs:366:12
[INFO] [stdout]     |
[INFO] [stdout] 366 |         if let Ok(v) = value.parse() {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this pattern will always match, so the `if let` is useless
[INFO] [stdout]     = help: consider replacing the `if let` with a `let`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: irrefutable `if let` pattern
[INFO] [stdout]    --> src/gen/flavor.rs:620:12
[INFO] [stdout]     |
[INFO] [stdout] 620 |         if let Ok(v) = value.parse() {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this pattern will always match, so the `if let` is useless
[INFO] [stdout]     = help: consider replacing the `if let` with a `let`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]    --> src/gen/flavor.rs:313:24
[INFO] [stdout]     |
[INFO] [stdout] 313 |         if let Ok(v) = value.parse() {
[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: Result<std::string::String, Infallible>
[INFO] [stdout]    --> src/gen/flavor.rs:366:24
[INFO] [stdout]     |
[INFO] [stdout] 366 |         if let Ok(v) = value.parse() {
[INFO] [stdout]     |                        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]    --> src/gen/flavor.rs:620:24
[INFO] [stdout]     |
[INFO] [stdout] 620 |         if let Ok(v) = value.parse() {
[INFO] [stdout]     |                        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: irrefutable `if let` pattern
[INFO] [stdout]    --> src/gen/flavor.rs:313:12
[INFO] [stdout]     |
[INFO] [stdout] 313 |         if let Ok(v) = value.parse() {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this pattern will always match, so the `if let` is useless
[INFO] [stdout]     = help: consider replacing the `if let` with a `let`
[INFO] [stdout]     = note: `#[warn(irrefutable_let_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: irrefutable `if let` pattern
[INFO] [stdout]    --> src/gen/flavor.rs:366:12
[INFO] [stdout]     |
[INFO] [stdout] 366 |         if let Ok(v) = value.parse() {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this pattern will always match, so the `if let` is useless
[INFO] [stdout]     = help: consider replacing the `if let` with a `let`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: irrefutable `if let` pattern
[INFO] [stdout]    --> src/gen/flavor.rs:620:12
[INFO] [stdout]     |
[INFO] [stdout] 620 |         if let Ok(v) = value.parse() {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this pattern will always match, so the `if let` is useless
[INFO] [stdout]     = help: consider replacing the `if let` with a `let`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]    --> src/gen/flavor.rs:313:24
[INFO] [stdout]     |
[INFO] [stdout] 313 |         if let Ok(v) = value.parse() {
[INFO] [stdout]     |                        ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `nova-oxide` (bin "nova-oxide" test) due to 3 previous errors; 3 warnings emitted
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]    --> src/gen/flavor.rs:366:24
[INFO] [stdout]     |
[INFO] [stdout] 366 |         if let Ok(v) = value.parse() {
[INFO] [stdout]     |                        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]    --> src/gen/flavor.rs:620:24
[INFO] [stdout]     |
[INFO] [stdout] 620 |         if let Ok(v) = value.parse() {
[INFO] [stdout]     |                        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `nova-oxide` (bin "nova-oxide") due to 3 previous errors; 3 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "7c54018fe2a57f934a7776dfaf06278b7132e22a458a7788f7453bf65ee52962", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c54018fe2a57f934a7776dfaf06278b7132e22a458a7788f7453bf65ee52962", kill_on_drop: false }`
[INFO] [stdout] 7c54018fe2a57f934a7776dfaf06278b7132e22a458a7788f7453bf65ee52962