[INFO] fetching crate oco 0.1.1...
[INFO] checking oco-0.1.1 against try#b1f2594eac607c1f051534800237eeedb5590a49 for pr-139493-3
[INFO] extracting crate oco 0.1.1 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate oco 0.1.1
[INFO] finished tweaking crates.io crate oco 0.1.1
[INFO] tweaked toml for crates.io crate oco 0.1.1 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate oco 0.1.1 on toolchain b1f2594eac607c1f051534800237eeedb5590a49
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate oco 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" "+b1f2594eac607c1f051534800237eeedb5590a49" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d328c3f072f6adb93e7f5730e508276b8f94ce46d4b198a7535296520df05ace
[INFO] running `Command { std: "docker" "start" "-a" "d328c3f072f6adb93e7f5730e508276b8f94ce46d4b198a7535296520df05ace", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d328c3f072f6adb93e7f5730e508276b8f94ce46d4b198a7535296520df05ace", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d328c3f072f6adb93e7f5730e508276b8f94ce46d4b198a7535296520df05ace", kill_on_drop: false }`
[INFO] [stdout] d328c3f072f6adb93e7f5730e508276b8f94ce46d4b198a7535296520df05ace
[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" "-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" "+b1f2594eac607c1f051534800237eeedb5590a49" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fc874a5b87ed4ece88d095d74b0bb80d042a0e2179577bac7e803e186c12b293
[INFO] running `Command { std: "docker" "start" "-a" "fc874a5b87ed4ece88d095d74b0bb80d042a0e2179577bac7e803e186c12b293", kill_on_drop: false }`
[INFO] [stderr]    Compiling quote v1.0.31
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking pin-project-lite v0.2.10
[INFO] [stderr]    Compiling cc v1.0.79
[INFO] [stderr]     Checking tracing-subscriber v0.3.17
[INFO] [stderr]    Compiling serde v1.0.174
[INFO] [stderr]     Checking gimli v0.27.3
[INFO] [stderr]     Checking clap_builder v4.3.17
[INFO] [stderr]     Checking tracing v0.1.37
[INFO] [stderr]    Compiling syn v2.0.27
[INFO] [stderr]     Checking miniz_oxide v0.7.1
[INFO] [stderr]     Checking object v0.31.1
[INFO] [stderr]    Compiling serde_derive v1.0.174
[INFO] [stderr]    Compiling serde_json v1.0.103
[INFO] [stderr]     Checking bstr v0.2.17
[INFO] [stderr]     Checking tracing-error v0.2.0
[INFO] [stderr]    Compiling backtrace v0.3.68
[INFO] [stderr]     Checking color-spantrace v0.2.0
[INFO] [stderr]     Checking regex-automata v0.3.3
[INFO] [stderr]     Checking similar v2.2.1
[INFO] [stderr]     Checking console v0.15.7
[INFO] [stderr]     Checking shlex v1.1.0
[INFO] [stderr]     Checking addr2line v0.20.0
[INFO] [stderr]     Checking similar-asserts v1.4.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.44
[INFO] [stderr]    Compiling clap_derive v4.3.12
[INFO] [stderr]    Compiling enum_dispatch v0.3.12
[INFO] [stderr]    Compiling ctor v0.2.4
[INFO] [stderr]     Checking regex v1.9.1
[INFO] [stderr]    Compiling derive-new v0.5.9
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]     Checking color-eyre v0.6.2
[INFO] [stderr]    Compiling thiserror v1.0.44
[INFO] [stderr]     Checking pest v2.7.1
[INFO] [stderr]     Checking clap v4.3.17
[INFO] [stderr]     Checking clio v0.2.7
[INFO] [stderr]    Compiling pest_meta v2.7.1
[INFO] [stderr]    Compiling pest_generator v2.7.1
[INFO] [stderr]    Compiling pest_derive v2.7.1
[INFO] [stderr]     Checking oco v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition value: `used_linker`
[INFO] [stdout]  --> src/util/testing/mod.rs:8:1
[INFO] [stdout]   |
[INFO] [stdout] 8 | #[ctor::ctor]
[INFO] [stdout]   | ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: no expected values for `feature`
[INFO] [stdout]   = note: using a cfg inside a attribute macro will use the cfgs from the destination crate and not the ones from the defining crate
[INFO] [stdout]   = help: try referring to `ctor::ctor` crate for guidance on how handle this unexpected cfg
[INFO] [stdout]   = help: the attribute macro `ctor::ctor` may come from an old version of the `ctor` crate, try updating your dependency with `cargo update -p ctor`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]   = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout]   = note: this warning originates in the attribute macro `ctor::ctor` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/cli/deserialize_from_args.rs:279:28
[INFO] [stdout]     |
[INFO] [stdout] 279 |     fn deserialize_enum<V>(mut self, name: &'static str, variants: &'static [&'static str], visitor: V)
[INFO] [stdout]     |                            ----^^^^
[INFO] [stdout]     |                            |
[INFO] [stdout]     |                            help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/cli/deserialize_from_args.rs:287:34
[INFO] [stdout]     |
[INFO] [stdout] 287 |     fn deserialize_identifier<V>(mut self, visitor: V) -> Result<V::Value> where V: Visitor<'de> {
[INFO] [stdout]     |                                  ----^^^^
[INFO] [stdout]     |                                  |
[INFO] [stdout]     |                                  help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/cli/deserialize_from_args.rs:279:28
[INFO] [stdout]     |
[INFO] [stdout] 279 |     fn deserialize_enum<V>(mut self, name: &'static str, variants: &'static [&'static str], visitor: V)
[INFO] [stdout]     |                            ----^^^^
[INFO] [stdout]     |                            |
[INFO] [stdout]     |                            help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/cli/deserialize_from_args.rs:287:34
[INFO] [stdout]     |
[INFO] [stdout] 287 |     fn deserialize_identifier<V>(mut self, visitor: V) -> Result<V::Value> where V: Visitor<'de> {
[INFO] [stdout]     |                                  ----^^^^
[INFO] [stdout]     |                                  |
[INFO] [stdout]     |                                  help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `generate_vec` is never used
[INFO] [stdout]   --> src/opts/grammar/mod.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub trait Grammar : Clone {
[INFO] [stdout]    |           ------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 16 |     fn generate_vec(&self, args: ParsedArgs) -> Result<Vec<String>> {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `SplitExt` is never used
[INFO] [stdout]  --> src/util/str.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub trait SplitExt: Sized {
[INFO] [stdout]   |           ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `push_and_borrow` is never used
[INFO] [stdout]  --> src/util/vec.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub trait PushExt<T> {
[INFO] [stdout]   |           ------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 4 |     fn push_and_borrow(&mut self, value: T) -> &mut T;
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `ResultIter` is never used
[INFO] [stdout]  --> src/util/iter.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub trait ResultIter<I, T, E>
[INFO] [stdout]   |           ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `AndThen` is never constructed
[INFO] [stdout]   --> src/util/iter.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub struct AndThen<I, F> {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `expect_rules` is never used
[INFO] [stdout]   --> src/commands/parser_exts.rs:65:8
[INFO] [stdout]    |
[INFO] [stdout] 63 | pub trait PairsExt<'i, R> {
[INFO] [stdout]    |           -------- method in this trait
[INFO] [stdout] 64 |     fn expect_rule(&mut self, rule: R) -> Result<Pair<'i, R>>;
[INFO] [stdout] 65 |     fn expect_rules(&mut self, rules: &[R]) -> Result<Pair<'i, R>>;
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `format_rules` is never used
[INFO] [stdout]    --> src/commands/parser_exts.rs:104:4
[INFO] [stdout]     |
[INFO] [stdout] 104 | fn format_rules<R: RuleType>(rules: &[R]) -> String {
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]  --> src/util/shell.rs:3:22
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn quote(in_str: &str) -> Cow<str> {
[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] 3 | pub fn quote(in_str: &str) -> Cow<'_, str> {
[INFO] [stdout]   |                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `SplitExt` is never used
[INFO] [stdout]  --> src/util/str.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub trait SplitExt: Sized {
[INFO] [stdout]   |           ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `push_and_borrow` is never used
[INFO] [stdout]  --> src/util/vec.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub trait PushExt<T> {
[INFO] [stdout]   |           ------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 4 |     fn push_and_borrow(&mut self, value: T) -> &mut T;
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `ResultIter` is never used
[INFO] [stdout]  --> src/util/iter.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub trait ResultIter<I, T, E>
[INFO] [stdout]   |           ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `AndThen` is never constructed
[INFO] [stdout]   --> src/util/iter.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub struct AndThen<I, F> {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `expect_rules` is never used
[INFO] [stdout]   --> src/commands/parser_exts.rs:65:8
[INFO] [stdout]    |
[INFO] [stdout] 63 | pub trait PairsExt<'i, R> {
[INFO] [stdout]    |           -------- method in this trait
[INFO] [stdout] 64 |     fn expect_rule(&mut self, rule: R) -> Result<Pair<'i, R>>;
[INFO] [stdout] 65 |     fn expect_rules(&mut self, rules: &[R]) -> Result<Pair<'i, R>>;
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `format_rules` is never used
[INFO] [stdout]    --> src/commands/parser_exts.rs:104:4
[INFO] [stdout]     |
[INFO] [stdout] 104 | fn format_rules<R: RuleType>(rules: &[R]) -> String {
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]  --> src/util/shell.rs:3:22
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn quote(in_str: &str) -> Cow<str> {
[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] 3 | pub fn quote(in_str: &str) -> Cow<'_, str> {
[INFO] [stdout]   |                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 28.89s
[INFO] running `Command { std: "docker" "inspect" "fc874a5b87ed4ece88d095d74b0bb80d042a0e2179577bac7e803e186c12b293", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc874a5b87ed4ece88d095d74b0bb80d042a0e2179577bac7e803e186c12b293", kill_on_drop: false }`
[INFO] [stdout] fc874a5b87ed4ece88d095d74b0bb80d042a0e2179577bac7e803e186c12b293
