[INFO] fetching crate static-regular-grammar 2.0.2...
[INFO] checking static-regular-grammar-2.0.2 against master#642c19bfc3a5c1de985bf5d0cc8207ac9d22708a for pr-148577
[INFO] extracting crate static-regular-grammar 2.0.2 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate static-regular-grammar 2.0.2
[INFO] finished tweaking crates.io crate static-regular-grammar 2.0.2
[INFO] tweaked toml for crates.io crate static-regular-grammar 2.0.2 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate static-regular-grammar 2.0.2 on toolchain 642c19bfc3a5c1de985bf5d0cc8207ac9d22708a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate static-regular-grammar 2.0.2 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" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded quote v1.0.35
[INFO] [stderr]   Downloaded thiserror v1.0.57
[INFO] [stderr]   Downloaded smallvec v1.13.1
[INFO] [stderr]   Downloaded half v2.4.0
[INFO] [stderr]   Downloaded indoc v2.0.4
[INFO] [stderr]   Downloaded thiserror-impl v1.0.57
[INFO] [stderr]   Downloaded proc-macro2 v1.0.78
[INFO] [stderr]   Downloaded syn v2.0.51
[INFO] [stderr]   Downloaded memchr v2.7.1
[INFO] [stderr]   Downloaded libc v0.2.153
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9abee34876efd2bfc849ccd3a0790fbec5da942ebc1890dc1b804fe5d0f73595
[INFO] running `Command { std: "docker" "start" "-a" "9abee34876efd2bfc849ccd3a0790fbec5da942ebc1890dc1b804fe5d0f73595", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9abee34876efd2bfc849ccd3a0790fbec5da942ebc1890dc1b804fe5d0f73595", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9abee34876efd2bfc849ccd3a0790fbec5da942ebc1890dc1b804fe5d0f73595", kill_on_drop: false }`
[INFO] [stdout] 9abee34876efd2bfc849ccd3a0790fbec5da942ebc1890dc1b804fe5d0f73595
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 22707838a8dae55c9aeb96b91b14233a1bac7332c1ceb57c27d4795af7e29ca1
[INFO] running `Command { std: "docker" "start" "-a" "22707838a8dae55c9aeb96b91b14233a1bac7332c1ceb57c27d4795af7e29ca1", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling thiserror v1.0.57
[INFO] [stderr]     Checking memchr v2.7.1
[INFO] [stderr]     Checking half v2.4.0
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]     Checking ciborium-io v0.2.2
[INFO] [stderr]     Checking quote v1.0.35
[INFO] [stderr]     Checking cc-traits v2.0.0
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]    Compiling syn v2.0.51
[INFO] [stderr]     Checking smallvec v1.13.1
[INFO] [stderr]     Checking btree-slab v0.6.1
[INFO] [stderr]     Checking ciborium-ll v0.2.2
[INFO] [stderr]     Checking cpufeatures v0.2.12
[INFO] [stderr]     Checking range-traits v0.3.2
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]    Compiling indoc v2.0.4
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking sha2 v0.10.8
[INFO] [stderr]     Checking hex_fmt v0.3.0
[INFO] [stderr]     Checking abnf-core v0.5.0
[INFO] [stderr]     Checking abnf v0.13.0
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]    Compiling thiserror-impl v1.0.57
[INFO] [stderr]     Checking ciborium v0.2.2
[INFO] [stderr]     Checking btree-range-map v0.7.2
[INFO] [stderr]     Checking static-regular-grammar v2.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `DisplayBytes` is never constructed
[INFO] [stdout]   --> src/byteset.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub struct DisplayBytes<'a>(pub &'a str);
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DisplayString` is never constructed
[INFO] [stdout]   --> src/charset.rs:34:12
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub struct DisplayString<'a>(pub &'a str);
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/byteset.rs:96:16
[INFO] [stdout]    |
[INFO] [stdout] 96 |     pub fn ranges(&self) -> Ranges {
[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] 96 |     pub fn ranges(&self) -> Ranges<'_> {
[INFO] [stdout]    |                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/charset.rs:126:16
[INFO] [stdout]     |
[INFO] [stdout] 126 |     pub fn ranges(&self) -> Ranges {
[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] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 126 |     pub fn ranges(&self) -> Ranges<'_> {
[INFO] [stdout]     |                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/utils/automaton.rs:238:20
[INFO] [stdout]     |
[INFO] [stdout] 238 |     pub fn successors(&self, q: &Q) -> DetSuccessors<Q, L> {
[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] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 238 |     pub fn successors(&self, q: &Q) -> DetSuccessors<'_, Q, L> {
[INFO] [stdout]     |                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/utils/automaton.rs:301:74
[INFO] [stdout]     |
[INFO] [stdout] 301 |     pub fn minimize<'a, P>(&'a self, partition: P) -> DetAutomaton<BTreeSet<&Q>, L>
[INFO] [stdout]     |                             -- the lifetime is named here                   ^^ the same lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 301 |     pub fn minimize<'a, P>(&'a self, partition: P) -> DetAutomaton<BTreeSet<&'a Q>, L>
[INFO] [stdout]     |                                                                              ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DisplayBytes` is never constructed
[INFO] [stdout]   --> src/byteset.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub struct DisplayBytes<'a>(pub &'a str);
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DisplayString` is never constructed
[INFO] [stdout]   --> src/charset.rs:34:12
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub struct DisplayString<'a>(pub &'a str);
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/byteset.rs:96:16
[INFO] [stdout]    |
[INFO] [stdout] 96 |     pub fn ranges(&self) -> Ranges {
[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] 96 |     pub fn ranges(&self) -> Ranges<'_> {
[INFO] [stdout]    |                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/charset.rs:126:16
[INFO] [stdout]     |
[INFO] [stdout] 126 |     pub fn ranges(&self) -> Ranges {
[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] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 126 |     pub fn ranges(&self) -> Ranges<'_> {
[INFO] [stdout]     |                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/utils/automaton.rs:238:20
[INFO] [stdout]     |
[INFO] [stdout] 238 |     pub fn successors(&self, q: &Q) -> DetSuccessors<Q, L> {
[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] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 238 |     pub fn successors(&self, q: &Q) -> DetSuccessors<'_, Q, L> {
[INFO] [stdout]     |                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/utils/automaton.rs:301:74
[INFO] [stdout]     |
[INFO] [stdout] 301 |     pub fn minimize<'a, P>(&'a self, partition: P) -> DetAutomaton<BTreeSet<&Q>, L>
[INFO] [stdout]     |                             -- the lifetime is named here                   ^^ the same lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 301 |     pub fn minimize<'a, P>(&'a self, partition: P) -> DetAutomaton<BTreeSet<&'a Q>, L>
[INFO] [stdout]     |                                                                              ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DisplayBytes` is never constructed
[INFO] [stdout]   --> src/byteset.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub struct DisplayBytes<'a>(pub &'a str);
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DisplayString` is never constructed
[INFO] [stdout]   --> src/charset.rs:34:12
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub struct DisplayString<'a>(pub &'a str);
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/byteset.rs:96:16
[INFO] [stdout]    |
[INFO] [stdout] 96 |     pub fn ranges(&self) -> Ranges {
[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] 96 |     pub fn ranges(&self) -> Ranges<'_> {
[INFO] [stdout]    |                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/charset.rs:126:16
[INFO] [stdout]     |
[INFO] [stdout] 126 |     pub fn ranges(&self) -> Ranges {
[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] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 126 |     pub fn ranges(&self) -> Ranges<'_> {
[INFO] [stdout]     |                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/utils/automaton.rs:238:20
[INFO] [stdout]     |
[INFO] [stdout] 238 |     pub fn successors(&self, q: &Q) -> DetSuccessors<Q, L> {
[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] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 238 |     pub fn successors(&self, q: &Q) -> DetSuccessors<'_, Q, L> {
[INFO] [stdout]     |                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/utils/automaton.rs:301:74
[INFO] [stdout]     |
[INFO] [stdout] 301 |     pub fn minimize<'a, P>(&'a self, partition: P) -> DetAutomaton<BTreeSet<&Q>, L>
[INFO] [stdout]     |                             -- the lifetime is named here                   ^^ the same lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 301 |     pub fn minimize<'a, P>(&'a self, partition: P) -> DetAutomaton<BTreeSet<&'a Q>, L>
[INFO] [stdout]     |                                                                              ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] unable to cache regular automaton: Read-only file system (os error 30)
[INFO] [stderr] unable to cache regular automaton: Read-only file system (os error 30)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 56.13s
[INFO] running `Command { std: "docker" "inspect" "22707838a8dae55c9aeb96b91b14233a1bac7332c1ceb57c27d4795af7e29ca1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22707838a8dae55c9aeb96b91b14233a1bac7332c1ceb57c27d4795af7e29ca1", kill_on_drop: false }`
[INFO] [stdout] 22707838a8dae55c9aeb96b91b14233a1bac7332c1ceb57c27d4795af7e29ca1
