[INFO] fetching crate static-regular-grammar 2.0.2...
[INFO] testing static-regular-grammar-2.0.2 against master#ec6f9a5b4413f74386267ef8efc93712c2ce6db6 for pr-155739-1
[INFO] extracting crate static-regular-grammar 2.0.2 into /workspace/builds/worker-0-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-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate static-regular-grammar 2.0.2 on toolchain ec6f9a5b4413f74386267ef8efc93712c2ce6db6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "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" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded thiserror-impl v1.0.57
[INFO] [stderr]   Downloaded quote v1.0.35
[INFO] [stderr]   Downloaded thiserror v1.0.57
[INFO] [stderr]   Downloaded proc-macro2 v1.0.78
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[INFO] [stderr]   Downloaded serde_derive v1.0.197
[INFO] [stderr]   Downloaded typenum v1.17.0
[INFO] [stderr]   Downloaded serde v1.0.197
[INFO] [stderr]   Downloaded half v2.4.0
[INFO] [stderr]   Downloaded memchr v2.7.1
[INFO] [stderr]   Downloaded syn v2.0.51
[INFO] [stderr]   Downloaded libc v0.2.153
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 74dd922dde273d0930923c020867c7ba31da713793d0fb185e4fe81fabecf5a0
[INFO] running `Command { std: "docker" "start" "-a" "74dd922dde273d0930923c020867c7ba31da713793d0fb185e4fe81fabecf5a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "74dd922dde273d0930923c020867c7ba31da713793d0fb185e4fe81fabecf5a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74dd922dde273d0930923c020867c7ba31da713793d0fb185e4fe81fabecf5a0", kill_on_drop: false }`
[INFO] [stdout] 74dd922dde273d0930923c020867c7ba31da713793d0fb185e4fe81fabecf5a0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8fccec8c857559accc7931e3b4a348bdf3da12383e728ae3b1002409ac4c7b7d
[INFO] running `Command { std: "docker" "start" "-a" "8fccec8c857559accc7931e3b4a348bdf3da12383e728ae3b1002409ac4c7b7d", 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 cfg-if v1.0.0
[INFO] [stderr]    Compiling memchr v2.7.1
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling half v2.4.0
[INFO] [stderr]    Compiling ciborium-io v0.2.2
[INFO] [stderr]    Compiling smallvec v1.13.1
[INFO] [stderr]    Compiling thiserror v1.0.57
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling ciborium-ll v0.2.2
[INFO] [stderr]    Compiling cpufeatures v0.2.12
[INFO] [stderr]    Compiling range-traits v0.3.2
[INFO] [stderr]    Compiling syn v2.0.51
[INFO] [stderr]    Compiling cc-traits v2.0.0
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling indoc v2.0.4
[INFO] [stderr]    Compiling btree-slab v0.6.1
[INFO] [stderr]    Compiling hex_fmt v0.3.0
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling sha2 v0.10.8
[INFO] [stderr]    Compiling abnf-core v0.5.0
[INFO] [stderr]    Compiling abnf v0.13.0
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]    Compiling thiserror-impl v1.0.57
[INFO] [stderr]    Compiling ciborium v0.2.2
[INFO] [stderr]    Compiling btree-range-map v0.7.2
[INFO] [stderr]    Compiling 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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 31.56s
[INFO] running `Command { std: "docker" "inspect" "8fccec8c857559accc7931e3b4a348bdf3da12383e728ae3b1002409ac4c7b7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8fccec8c857559accc7931e3b4a348bdf3da12383e728ae3b1002409ac4c7b7d", kill_on_drop: false }`
[INFO] [stdout] 8fccec8c857559accc7931e3b4a348bdf3da12383e728ae3b1002409ac4c7b7d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bc62d5b721bc75b3cdce1362dd2e5806466d67ebe09ccb175124ee233248c566
[INFO] running `Command { std: "docker" "start" "-a" "bc62d5b721bc75b3cdce1362dd2e5806466d67ebe09ccb175124ee233248c566", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling memchr v2.7.1
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling half v2.4.0
[INFO] [stderr]    Compiling ciborium-io v0.2.2
[INFO] [stderr]    Compiling smallvec v1.13.1
[INFO] [stderr]    Compiling thiserror v1.0.57
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling cpufeatures v0.2.12
[INFO] [stderr]    Compiling cc-traits v2.0.0
[INFO] [stderr]    Compiling range-traits v0.3.2
[INFO] [stderr]    Compiling hex_fmt v0.3.0
[INFO] [stderr]    Compiling ciborium-ll v0.2.2
[INFO] [stderr]    Compiling btree-slab v0.6.1
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling syn v2.0.51
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling sha2 v0.10.8
[INFO] [stderr]    Compiling abnf-core v0.5.0
[INFO] [stderr]    Compiling abnf v0.13.0
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]    Compiling thiserror-impl v1.0.57
[INFO] [stderr]    Compiling ciborium v0.2.2
[INFO] [stderr]    Compiling btree-range-map v0.7.2
[INFO] [stderr]    Compiling 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] [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 `test` profile [unoptimized + debuginfo] target(s) in 44.05s
[INFO] running `Command { std: "docker" "inspect" "bc62d5b721bc75b3cdce1362dd2e5806466d67ebe09ccb175124ee233248c566", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc62d5b721bc75b3cdce1362dd2e5806466d67ebe09ccb175124ee233248c566", kill_on_drop: false }`
[INFO] [stdout] bc62d5b721bc75b3cdce1362dd2e5806466d67ebe09ccb175124ee233248c566
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 704d476b7e92ca7e6a0ad1e6df78e3d664051fd5afca415189614e2e5ae0c305
[INFO] running `Command { std: "docker" "start" "-a" "704d476b7e92ca7e6a0ad1e6df78e3d664051fd5afca415189614e2e5ae0c305", kill_on_drop: false }`
[INFO] [stderr] warning: struct `DisplayBytes` is never constructed
[INFO] [stderr]   --> src/byteset.rs:18:12
[INFO] [stderr]    |
[INFO] [stderr] 18 | pub struct DisplayBytes<'a>(pub &'a str);
[INFO] [stderr]    |            ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct `DisplayString` is never constructed
[INFO] [stderr]   --> src/charset.rs:34:12
[INFO] [stderr]    |
[INFO] [stderr] 34 | pub struct DisplayString<'a>(pub &'a str);
[INFO] [stderr]    |            ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/byteset.rs:96:16
[INFO] [stderr]    |
[INFO] [stderr] 96 |     pub fn ranges(&self) -> Ranges {
[INFO] [stderr]    |                   ^^^^^     ^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |                   |
[INFO] [stderr]    |                   the lifetime is elided here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 96 |     pub fn ranges(&self) -> Ranges<'_> {
[INFO] [stderr]    |                                   ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/charset.rs:126:16
[INFO] [stderr]     |
[INFO] [stderr] 126 |     pub fn ranges(&self) -> Ranges {
[INFO] [stderr]     |                   ^^^^^     ^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                   |
[INFO] [stderr]     |                   the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 126 |     pub fn ranges(&self) -> Ranges<'_> {
[INFO] [stderr]     |                                   ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/utils/automaton.rs:238:20
[INFO] [stderr]     |
[INFO] [stderr] 238 |     pub fn successors(&self, q: &Q) -> DetSuccessors<Q, L> {
[INFO] [stderr]     |                       ^^^^^            ^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                       |
[INFO] [stderr]     |                       the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 238 |     pub fn successors(&self, q: &Q) -> DetSuccessors<'_, Q, L> {
[INFO] [stderr]     |                                                      +++
[INFO] [stderr] 
[INFO] [stderr] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stderr]    --> src/utils/automaton.rs:301:74
[INFO] [stderr]     |
[INFO] [stderr] 301 |     pub fn minimize<'a, P>(&'a self, partition: P) -> DetAutomaton<BTreeSet<&Q>, L>
[INFO] [stderr]     |                             -- the lifetime is named here                   ^^ the same lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: consistently use `'a`
[INFO] [stderr]     |
[INFO] [stderr] 301 |     pub fn minimize<'a, P>(&'a self, partition: P) -> DetAutomaton<BTreeSet<&'a Q>, L>
[INFO] [stderr]     |                                                                              ++
[INFO] [stderr] 
[INFO] [stderr] warning: `static-regular-grammar` (lib) generated 6 warnings (run `cargo fix --lib -p static-regular-grammar` to apply 4 suggestions)
[INFO] [stderr] warning: `static-regular-grammar` (lib test) generated 6 warnings (6 duplicates)
[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 `test` profile [unoptimized + debuginfo] target(s) in 0.16s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/static_regular_grammar-3ecfbaada7b62155)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests static_regular_grammar
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test src/lib.rs - (line 110) ... ignored
[INFO] [stdout] test src/lib.rs - (line 136) ... ignored
[INFO] [stdout] test src/lib.rs - (line 154) ... ignored
[INFO] [stdout] test src/lib.rs - (line 160) ... ignored
[INFO] [stdout] test src/lib.rs - (line 70) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 21) ... ok
[INFO] [stdout] test src/lib.rs - (line 55) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 39) ... ok
[INFO] [stdout] test src/lib.rs - (line 87) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 70) stdout ----
[INFO] [stdout] Test executable failed (exit status: 101).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] 
[INFO] [stdout] thread 'main' (65) panicked at src/lib.rs:10:31:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: InvalidBar([98, 97, 97, 97, 97, 114])
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x55d63ce3137a - std[29689e6404d28ef9]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x55d63ce3137a - std[29689e6404d28ef9]::backtrace_rs::backtrace::trace_unsynchronized::<std[29689e6404d28ef9]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x55d63ce3137a - std[29689e6404d28ef9]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x55d63ce3137a - <<std[29689e6404d28ef9]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[e929cb53b82a81ca]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x55d63ce417fa - <core[e929cb53b82a81ca]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x55d63ce417fa - core[e929cb53b82a81ca]::fmt::write
[INFO] [stdout]    6:     0x55d63ce34c92 - std[29689e6404d28ef9]::io::default_write_fmt::<std[29689e6404d28ef9]::sys::stdio::unix::Stderr>
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/io/mod.rs:621:11
[INFO] [stdout]    7:     0x55d63ce34c92 - <std[29689e6404d28ef9]::sys::stdio::unix::Stderr as std[29689e6404d28ef9]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/io/mod.rs:1976:13
[INFO] [stdout]    8:     0x55d63ce1ce4f - <std[29689e6404d28ef9]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x55d63ce1ce4f - std[29689e6404d28ef9]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x55d63ce2d601 - std[29689e6404d28ef9]::panicking::default_hook
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/panicking.rs:319:9
[INFO] [stdout]   11:     0x55d63ce2d7bb - std[29689e6404d28ef9]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/panicking.rs:825:13
[INFO] [stdout]   12:     0x55d63ce1cf08 - std[29689e6404d28ef9]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/panicking.rs:698:13
[INFO] [stdout]   13:     0x55d63ce12479 - std[29689e6404d28ef9]::sys::backtrace::__rust_end_short_backtrace::<std[29689e6404d28ef9]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   14:     0x55d63ce1d76d - __rustc[3aed6af316653e63]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/panicking.rs:689:5
[INFO] [stdout]   15:     0x55d63ce41eec - core[e929cb53b82a81ca]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/core/src/panicking.rs:80:14
[INFO] [stdout]   16:     0x55d63ce41cc2 - core[e929cb53b82a81ca]::result::unwrap_failed
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/core/src/result.rs:1867:5
[INFO] [stdout]   17:     0x55d63ce07493 - rust_out[a0c036232cb4117b]::main::_doctest_main_src_lib_rs_70_0
[INFO] [stdout]   18:     0x55d63ce073b6 - rust_out[a0c036232cb4117b]::main
[INFO] [stdout]   19:     0x55d63ce076a3 - <fn() as core[e929cb53b82a81ca]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   20:     0x55d63ce07366 - std[29689e6404d28ef9]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stdout]   21:     0x55d63ce07389 - std[29689e6404d28ef9]::rt::lang_start::<()>::{closure#0}
[INFO] [stdout]   22:     0x55d63ce2cd87 - <&dyn core[e929cb53b82a81ca]::ops::function::Fn<(), Output = i32> + core[e929cb53b82a81ca]::panic::unwind_safe::RefUnwindSafe + core[e929cb53b82a81ca]::marker::Sync as core[e929cb53b82a81ca]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   23:     0x55d63ce2cd87 - std[29689e6404d28ef9]::panicking::catch_unwind::do_call::<&dyn core[e929cb53b82a81ca]::ops::function::Fn<(), Output = i32> + core[e929cb53b82a81ca]::panic::unwind_safe::RefUnwindSafe + core[e929cb53b82a81ca]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   24:     0x55d63ce2cd87 - std[29689e6404d28ef9]::panicking::catch_unwind::<i32, &dyn core[e929cb53b82a81ca]::ops::function::Fn<(), Output = i32> + core[e929cb53b82a81ca]::panic::unwind_safe::RefUnwindSafe + core[e929cb53b82a81ca]::marker::Sync>
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   25:     0x55d63ce2cd87 - std[29689e6404d28ef9]::panic::catch_unwind::<&dyn core[e929cb53b82a81ca]::ops::function::Fn<(), Output = i32> + core[e929cb53b82a81ca]::panic::unwind_safe::RefUnwindSafe + core[e929cb53b82a81ca]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/panic.rs:359:14
[INFO] [stdout]   26:     0x55d63ce2cd87 - std[29689e6404d28ef9]::rt::lang_start_internal::{closure#0}
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/rt.rs:175:24
[INFO] [stdout]   27:     0x55d63ce2cd87 - std[29689e6404d28ef9]::panicking::catch_unwind::do_call::<std[29689e6404d28ef9]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   28:     0x55d63ce2cd87 - std[29689e6404d28ef9]::panicking::catch_unwind::<isize, std[29689e6404d28ef9]::rt::lang_start_internal::{closure#0}>
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   29:     0x55d63ce2cd87 - std[29689e6404d28ef9]::panic::catch_unwind::<std[29689e6404d28ef9]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x55d63ce2cd87 - std[29689e6404d28ef9]::rt::lang_start_internal
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/rt.rs:171:5
[INFO] [stdout]   31:     0x55d63ce07351 - std[29689e6404d28ef9]::rt::lang_start::<()>
[INFO] [stdout]   32:     0x55d63ce07705 - main
[INFO] [stdout]   33:     0x7cfa9f9651ca - <unknown>
[INFO] [stdout]   34:     0x7cfa9f96528b - __libc_start_main
[INFO] [stdout]   35:     0x55d63ce06f75 - _start
[INFO] [stdout]   36:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 55) stdout ----
[INFO] [stdout] Test executable failed (exit status: 101).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] 
[INFO] [stdout] thread 'main' (103) panicked at src/lib.rs:11:31:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: InvalidBar([98, 97, 97, 97, 97, 114])
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x58aad0e9a74a - std[29689e6404d28ef9]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x58aad0e9a74a - std[29689e6404d28ef9]::backtrace_rs::backtrace::trace_unsynchronized::<std[29689e6404d28ef9]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x58aad0e9a74a - std[29689e6404d28ef9]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x58aad0e9a74a - <<std[29689e6404d28ef9]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[e929cb53b82a81ca]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x58aad0eaa5ea - <core[e929cb53b82a81ca]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x58aad0eaa5ea - core[e929cb53b82a81ca]::fmt::write
[INFO] [stdout]    6:     0x58aad0e9da82 - std[29689e6404d28ef9]::io::default_write_fmt::<std[29689e6404d28ef9]::sys::stdio::unix::Stderr>
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/io/mod.rs:621:11
[INFO] [stdout]    7:     0x58aad0e9da82 - <std[29689e6404d28ef9]::sys::stdio::unix::Stderr as std[29689e6404d28ef9]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/io/mod.rs:1976:13
[INFO] [stdout]    8:     0x58aad0e8660f - <std[29689e6404d28ef9]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x58aad0e8660f - std[29689e6404d28ef9]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x58aad0e96cc1 - std[29689e6404d28ef9]::panicking::default_hook
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/panicking.rs:319:9
[INFO] [stdout]   11:     0x58aad0e96e7b - std[29689e6404d28ef9]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/panicking.rs:825:13
[INFO] [stdout]   12:     0x58aad0e866c8 - std[29689e6404d28ef9]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/panicking.rs:698:13
[INFO] [stdout]   13:     0x58aad0e7bcb9 - std[29689e6404d28ef9]::sys::backtrace::__rust_end_short_backtrace::<std[29689e6404d28ef9]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   14:     0x58aad0e86ead - __rustc[3aed6af316653e63]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/panicking.rs:689:5
[INFO] [stdout]   15:     0x58aad0eaac9c - core[e929cb53b82a81ca]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/core/src/panicking.rs:80:14
[INFO] [stdout]   16:     0x58aad0eaaa72 - core[e929cb53b82a81ca]::result::unwrap_failed
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/core/src/result.rs:1867:5
[INFO] [stdout]   17:     0x58aad0e70db0 - rust_out[a0c036232cb4117b]::main::_doctest_main_src_lib_rs_55_0
[INFO] [stdout]   18:     0x58aad0e70cf6 - rust_out[a0c036232cb4117b]::main
[INFO] [stdout]   19:     0x58aad0e70f33 - <fn() as core[e929cb53b82a81ca]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   20:     0x58aad0e70ca6 - std[29689e6404d28ef9]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stdout]   21:     0x58aad0e70cc9 - std[29689e6404d28ef9]::rt::lang_start::<()>::{closure#0}
[INFO] [stdout]   22:     0x58aad0e96447 - <&dyn core[e929cb53b82a81ca]::ops::function::Fn<(), Output = i32> + core[e929cb53b82a81ca]::panic::unwind_safe::RefUnwindSafe + core[e929cb53b82a81ca]::marker::Sync as core[e929cb53b82a81ca]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   23:     0x58aad0e96447 - std[29689e6404d28ef9]::panicking::catch_unwind::do_call::<&dyn core[e929cb53b82a81ca]::ops::function::Fn<(), Output = i32> + core[e929cb53b82a81ca]::panic::unwind_safe::RefUnwindSafe + core[e929cb53b82a81ca]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   24:     0x58aad0e96447 - std[29689e6404d28ef9]::panicking::catch_unwind::<i32, &dyn core[e929cb53b82a81ca]::ops::function::Fn<(), Output = i32> + core[e929cb53b82a81ca]::panic::unwind_safe::RefUnwindSafe + core[e929cb53b82a81ca]::marker::Sync>
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   25:     0x58aad0e96447 - std[29689e6404d28ef9]::panic::catch_unwind::<&dyn core[e929cb53b82a81ca]::ops::function::Fn<(), Output = i32> + core[e929cb53b82a81ca]::panic::unwind_safe::RefUnwindSafe + core[e929cb53b82a81ca]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/panic.rs:359:14
[INFO] [stdout]   26:     0x58aad0e96447 - std[29689e6404d28ef9]::rt::lang_start_internal::{closure#0}
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/rt.rs:175:24
[INFO] [stdout]   27:     0x58aad0e96447 - std[29689e6404d28ef9]::panicking::catch_unwind::do_call::<std[29689e6404d28ef9]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/panicking.rs:581:40
[INFO] [stdout]   28:     0x58aad0e96447 - std[29689e6404d28ef9]::panicking::catch_unwind::<isize, std[29689e6404d28ef9]::rt::lang_start_internal::{closure#0}>
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/panicking.rs:544:19
[INFO] [stdout]   29:     0x58aad0e96447 - std[29689e6404d28ef9]::panic::catch_unwind::<std[29689e6404d28ef9]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x58aad0e96447 - std[29689e6404d28ef9]::rt::lang_start_internal
[INFO] [stdout]                                at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/rt.rs:171:5
[INFO] [stdout]   31:     0x58aad0e70c91 - std[29689e6404d28ef9]::rt::lang_start::<()>
[INFO] [stdout]   32:     0x58aad0e70f95 - main
[INFO] [stdout]   33:     0x78a957fbc1ca - <unknown>
[INFO] [stdout]   34:     0x78a957fbc28b - __libc_start_main
[INFO] [stdout]   35:     0x58aad0e708f5 - _start
[INFO] [stdout]   36:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 55)
[INFO] [stdout]     src/lib.rs - (line 70)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 3 passed; 2 failed; 4 ignored; 0 measured; 0 filtered out; finished in 0.81s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "704d476b7e92ca7e6a0ad1e6df78e3d664051fd5afca415189614e2e5ae0c305", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "704d476b7e92ca7e6a0ad1e6df78e3d664051fd5afca415189614e2e5ae0c305", kill_on_drop: false }`
[INFO] [stdout] 704d476b7e92ca7e6a0ad1e6df78e3d664051fd5afca415189614e2e5ae0c305
