[INFO] cloning repository https://github.com/smbroadley/prsr
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/smbroadley/prsr" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsmbroadley%2Fprsr", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsmbroadley%2Fprsr'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2c2769e716f68eed02dfaff6caa0164f77a49520
[INFO] testing smbroadley/prsr against master#9e297bf54d31eb3b30067208ff9af4416945a2ed for pr-125507
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsmbroadley%2Fprsr" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/smbroadley/prsr on toolchain 9e297bf54d31eb3b30067208ff9af4416945a2ed
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9e297bf54d31eb3b30067208ff9af4416945a2ed" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/smbroadley/prsr
[INFO] finished tweaking git repo https://github.com/smbroadley/prsr
[INFO] tweaked toml for git repo https://github.com/smbroadley/prsr written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/smbroadley/prsr 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" "+9e297bf54d31eb3b30067208ff9af4416945a2ed" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+9e297bf54d31eb3b30067208ff9af4416945a2ed" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fd7283d994569bc973337009ea59610502baf59579c8c0197cced50a6218f463
[INFO] running `Command { std: "docker" "start" "-a" "fd7283d994569bc973337009ea59610502baf59579c8c0197cced50a6218f463", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fd7283d994569bc973337009ea59610502baf59579c8c0197cced50a6218f463", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd7283d994569bc973337009ea59610502baf59579c8c0197cced50a6218f463", kill_on_drop: false }`
[INFO] [stdout] fd7283d994569bc973337009ea59610502baf59579c8c0197cced50a6218f463
[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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+9e297bf54d31eb3b30067208ff9af4416945a2ed" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eaa5c4a0e56fba9e75298b6f0d4bb5c4be0b64785ad50a84a84d6ebd6084c4b1
[INFO] running `Command { std: "docker" "start" "-a" "eaa5c4a0e56fba9e75298b6f0d4bb5c4be0b64785ad50a84a84d6ebd6084c4b1", kill_on_drop: false }`
[INFO] [stderr]    Compiling prsr v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::parsers::xml::*`
[INFO] [stdout]  --> src/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::parsers::xml::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `and_then`, `box_and_then`, and `or` are never used
[INFO] [stdout]   --> src/core/mod.rs:37:8
[INFO] [stdout]    |
[INFO] [stdout] 5  | pub trait Parser<'a, Output> {
[INFO] [stdout]    |           ------ methods in this trait
[INFO] [stdout] ...
[INFO] [stdout] 37 |     fn and_then<F, NextParser, NewOutput>(self, f: F) -> impl Parser<'a, NewOutput>
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 48 |     fn box_and_then<F, NextParser, NewOutput>(self, f: F) -> BoxedParser<'a, NewOutput>
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 59 |     fn or<NextParser>(self, parser: NextParser) -> impl Parser<'a, Output>
[INFO] [stdout]    |        ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `space1` is never used
[INFO] [stdout]    --> src/core/mod.rs:264:8
[INFO] [stdout]     |
[INFO] [stdout] 264 | pub fn space1<'a>() -> impl Parser<'a, Vec<char>> {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `and_then` is never used
[INFO] [stdout]    --> src/core/mod.rs:283:8
[INFO] [stdout]     |
[INFO] [stdout] 283 | pub fn and_then<'a, P, F, A, B, NextP>(parser: P, f: F) -> impl Parser<'a, B>
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/parsers/json.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl Object {
[INFO] [stdout]    | ----------- associated function in this implementation
[INFO] [stdout] 11 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `from_str` and `as_str` are never used
[INFO] [stdout]   --> src/parsers/json.rs:42:8
[INFO] [stdout]    |
[INFO] [stdout] 41 | impl Value {
[INFO] [stdout]    | ---------- associated items in this implementation
[INFO] [stdout] 42 |     fn from_str(val: &str) -> Self {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 50 |     fn as_str(&self) -> &str {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `identifier` is never used
[INFO] [stdout]   --> src/parsers/xml.rs:12:4
[INFO] [stdout]    |
[INFO] [stdout] 12 | fn identifier(input: &str) -> ParseResult<String> {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `attribute_pair` is never used
[INFO] [stdout]   --> src/parsers/xml.rs:33:4
[INFO] [stdout]    |
[INFO] [stdout] 33 | fn attribute_pair<'a>() -> impl Parser<'a, (String, String)> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `attributes` is never used
[INFO] [stdout]   --> src/parsers/xml.rs:37:4
[INFO] [stdout]    |
[INFO] [stdout] 37 | fn attributes<'a>() -> impl Parser<'a, Vec<(String, String)>> {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `element_start` is never used
[INFO] [stdout]   --> src/parsers/xml.rs:41:4
[INFO] [stdout]    |
[INFO] [stdout] 41 | fn element_start<'a>() -> impl Parser<'a, (String, Vec<(String, String)>)> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `single_element` is never used
[INFO] [stdout]   --> src/parsers/xml.rs:45:4
[INFO] [stdout]    |
[INFO] [stdout] 45 | fn single_element<'a>() -> impl Parser<'a, Element> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `open_element` is never used
[INFO] [stdout]   --> src/parsers/xml.rs:53:4
[INFO] [stdout]    |
[INFO] [stdout] 53 | fn open_element<'a>() -> impl Parser<'a, Element> {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `close_element` is never used
[INFO] [stdout]   --> src/parsers/xml.rs:61:4
[INFO] [stdout]    |
[INFO] [stdout] 61 | fn close_element<'a>(expected_name: String) -> impl Parser<'a, String> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parent_element` is never used
[INFO] [stdout]   --> src/parsers/xml.rs:65:4
[INFO] [stdout]    |
[INFO] [stdout] 65 | fn parent_element<'a>() -> impl Parser<'a, Element> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `element` is never used
[INFO] [stdout]   --> src/parsers/xml.rs:75:8
[INFO] [stdout]    |
[INFO] [stdout] 75 | pub fn element<'a>() -> impl Parser<'a, Element> {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_xml` is never used
[INFO] [stdout]   --> src/parsers/xml.rs:79:8
[INFO] [stdout]    |
[INFO] [stdout] 79 | pub fn parse_xml<'a>(doc: &str) -> Result<Element, &'static str> {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 16 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `Command { std: "docker" "inspect" "eaa5c4a0e56fba9e75298b6f0d4bb5c4be0b64785ad50a84a84d6ebd6084c4b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eaa5c4a0e56fba9e75298b6f0d4bb5c4be0b64785ad50a84a84d6ebd6084c4b1", kill_on_drop: false }`
[INFO] [stdout] eaa5c4a0e56fba9e75298b6f0d4bb5c4be0b64785ad50a84a84d6ebd6084c4b1
[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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+9e297bf54d31eb3b30067208ff9af4416945a2ed" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3b4c80bc274b78b26af373ae9b7b0e6bef5fb0c77865c276d66a7daace07ed86
[INFO] running `Command { std: "docker" "start" "-a" "3b4c80bc274b78b26af373ae9b7b0e6bef5fb0c77865c276d66a7daace07ed86", kill_on_drop: false }`
[INFO] [stderr]    Compiling prsr v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::parsers::xml::*`
[INFO] [stdout]  --> src/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::parsers::xml::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `and_then`, `box_and_then`, and `or` are never used
[INFO] [stdout]   --> src/core/mod.rs:37:8
[INFO] [stdout]    |
[INFO] [stdout] 5  | pub trait Parser<'a, Output> {
[INFO] [stdout]    |           ------ methods in this trait
[INFO] [stdout] ...
[INFO] [stdout] 37 |     fn and_then<F, NextParser, NewOutput>(self, f: F) -> impl Parser<'a, NewOutput>
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 48 |     fn box_and_then<F, NextParser, NewOutput>(self, f: F) -> BoxedParser<'a, NewOutput>
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 59 |     fn or<NextParser>(self, parser: NextParser) -> impl Parser<'a, Output>
[INFO] [stdout]    |        ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `space1` is never used
[INFO] [stdout]    --> src/core/mod.rs:264:8
[INFO] [stdout]     |
[INFO] [stdout] 264 | pub fn space1<'a>() -> impl Parser<'a, Vec<char>> {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `and_then` is never used
[INFO] [stdout]    --> src/core/mod.rs:283:8
[INFO] [stdout]     |
[INFO] [stdout] 283 | pub fn and_then<'a, P, F, A, B, NextP>(parser: P, f: F) -> impl Parser<'a, B>
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/parsers/json.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl Object {
[INFO] [stdout]    | ----------- associated function in this implementation
[INFO] [stdout] 11 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `open_element` is never used
[INFO] [stdout]   --> src/parsers/xml.rs:53:4
[INFO] [stdout]    |
[INFO] [stdout] 53 | fn open_element<'a>() -> impl Parser<'a, Element> {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `close_element` is never used
[INFO] [stdout]   --> src/parsers/xml.rs:61:4
[INFO] [stdout]    |
[INFO] [stdout] 61 | fn close_element<'a>(expected_name: String) -> impl Parser<'a, String> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parent_element` is never used
[INFO] [stdout]   --> src/parsers/xml.rs:65:4
[INFO] [stdout]    |
[INFO] [stdout] 65 | fn parent_element<'a>() -> impl Parser<'a, Element> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `element` is never used
[INFO] [stdout]   --> src/parsers/xml.rs:75:8
[INFO] [stdout]    |
[INFO] [stdout] 75 | pub fn element<'a>() -> impl Parser<'a, Element> {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_xml` is never used
[INFO] [stdout]   --> src/parsers/xml.rs:79:8
[INFO] [stdout]    |
[INFO] [stdout] 79 | pub fn parse_xml<'a>(doc: &str) -> Result<Element, &'static str> {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.72s
[INFO] running `Command { std: "docker" "inspect" "3b4c80bc274b78b26af373ae9b7b0e6bef5fb0c77865c276d66a7daace07ed86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b4c80bc274b78b26af373ae9b7b0e6bef5fb0c77865c276d66a7daace07ed86", kill_on_drop: false }`
[INFO] [stdout] 3b4c80bc274b78b26af373ae9b7b0e6bef5fb0c77865c276d66a7daace07ed86
[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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+9e297bf54d31eb3b30067208ff9af4416945a2ed" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a172077f9c54d025605381de9ce1dd600b8d53ebd7c06d0bb0897fe0c127a016
[INFO] running `Command { std: "docker" "start" "-a" "a172077f9c54d025605381de9ce1dd600b8d53ebd7c06d0bb0897fe0c127a016", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `crate::parsers::xml::*`
[INFO] [stderr]  --> src/main.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use crate::parsers::xml::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: methods `and_then`, `box_and_then`, and `or` are never used
[INFO] [stderr]   --> src/core/mod.rs:37:8
[INFO] [stderr]    |
[INFO] [stderr] 5  | pub trait Parser<'a, Output> {
[INFO] [stderr]    |           ------ methods in this trait
[INFO] [stderr] ...
[INFO] [stderr] 37 |     fn and_then<F, NextParser, NewOutput>(self, f: F) -> impl Parser<'a, NewOutput>
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 48 |     fn box_and_then<F, NextParser, NewOutput>(self, f: F) -> BoxedParser<'a, NewOutput>
[INFO] [stderr]    |        ^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 59 |     fn or<NextParser>(self, parser: NextParser) -> impl Parser<'a, Output>
[INFO] [stderr]    |        ^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `space1` is never used
[INFO] [stderr]    --> src/core/mod.rs:264:8
[INFO] [stderr]     |
[INFO] [stderr] 264 | pub fn space1<'a>() -> impl Parser<'a, Vec<char>> {
[INFO] [stderr]     |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `and_then` is never used
[INFO] [stderr]    --> src/core/mod.rs:283:8
[INFO] [stderr]     |
[INFO] [stderr] 283 | pub fn and_then<'a, P, F, A, B, NextP>(parser: P, f: F) -> impl Parser<'a, B>
[INFO] [stderr]     |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `new` is never used
[INFO] [stderr]   --> src/parsers/json.rs:11:12
[INFO] [stderr]    |
[INFO] [stderr] 10 | impl Object {
[INFO] [stderr]    | ----------- associated function in this implementation
[INFO] [stderr] 11 |     pub fn new() -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `open_element` is never used
[INFO] [stderr]   --> src/parsers/xml.rs:53:4
[INFO] [stderr]    |
[INFO] [stderr] 53 | fn open_element<'a>() -> impl Parser<'a, Element> {
[INFO] [stderr]    |    ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stderr] warning: function `close_element` is never used
[INFO] [stdout] running 9 tests
[INFO] [stderr]   --> src/parsers/xml.rs:61:4
[INFO] [stdout] test core::test_sep ... ok
[INFO] [stderr]    |
[INFO] [stdout] test parsers::json::test_bool ... ok
[INFO] [stderr] 61 | fn close_element<'a>(expected_name: String) -> impl Parser<'a, String> {
[INFO] [stdout] test parsers::json::test_number ... ok
[INFO] [stderr]    |    ^^^^^^^^^^^^^
[INFO] [stdout] test parsers::json::test_array ... ok
[INFO] [stderr] 
[INFO] [stdout] test parsers::json::test_attribute ... ok
[INFO] [stderr] warning: function `parent_element` is never used
[INFO] [stdout] test parsers::json::test_object ... ok
[INFO] [stderr]   --> src/parsers/xml.rs:65:4
[INFO] [stdout] test parsers::json::test_string ... ok
[INFO] [stderr]    |
[INFO] [stdout] test parsers::xml::attribute_parser ... ok
[INFO] [stderr] 65 | fn parent_element<'a>() -> impl Parser<'a, Element> {
[INFO] [stdout] test parsers::xml::single_element_parser ... ok
[INFO] [stderr]    |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] warning: function `element` is never used
[INFO] [stdout] 
[INFO] [stderr]   --> src/parsers/xml.rs:75:8
[INFO] [stderr]    |
[INFO] [stderr] 75 | pub fn element<'a>() -> impl Parser<'a, Element> {
[INFO] [stderr]    |        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `parse_xml` is never used
[INFO] [stderr]   --> src/parsers/xml.rs:79:8
[INFO] [stderr]    |
[INFO] [stderr] 79 | pub fn parse_xml<'a>(doc: &str) -> Result<Element, &'static str> {
[INFO] [stderr]    |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `prsr` (bin "prsr" test) generated 10 warnings (run `cargo fix --bin "prsr" --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/prsr-80c4c252e0d26cc7)
[INFO] running `Command { std: "docker" "inspect" "a172077f9c54d025605381de9ce1dd600b8d53ebd7c06d0bb0897fe0c127a016", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a172077f9c54d025605381de9ce1dd600b8d53ebd7c06d0bb0897fe0c127a016", kill_on_drop: false }`
[INFO] [stdout] a172077f9c54d025605381de9ce1dd600b8d53ebd7c06d0bb0897fe0c127a016
[INFO] testing smbroadley/prsr against try#61a9ac64344e91d62f5496627ff363d177f9daab for pr-125507
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsmbroadley%2Fprsr" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/smbroadley/prsr on toolchain 61a9ac64344e91d62f5496627ff363d177f9daab
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+61a9ac64344e91d62f5496627ff363d177f9daab" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/smbroadley/prsr
[INFO] finished tweaking git repo https://github.com/smbroadley/prsr
[INFO] tweaked toml for git repo https://github.com/smbroadley/prsr written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/smbroadley/prsr 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" "+61a9ac64344e91d62f5496627ff363d177f9daab" "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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+61a9ac64344e91d62f5496627ff363d177f9daab" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4e688d88c249d4db01da6169860573857473f6fe2b48404d29c65a1154f38e7d
[INFO] running `Command { std: "docker" "start" "-a" "4e688d88c249d4db01da6169860573857473f6fe2b48404d29c65a1154f38e7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4e688d88c249d4db01da6169860573857473f6fe2b48404d29c65a1154f38e7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e688d88c249d4db01da6169860573857473f6fe2b48404d29c65a1154f38e7d", kill_on_drop: false }`
[INFO] [stdout] 4e688d88c249d4db01da6169860573857473f6fe2b48404d29c65a1154f38e7d
[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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+61a9ac64344e91d62f5496627ff363d177f9daab" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3ca48d7de4c3d5a21e4d958c635d4cf9fa4bf22490d064ab827022515f772d6f
[INFO] running `Command { std: "docker" "start" "-a" "3ca48d7de4c3d5a21e4d958c635d4cf9fa4bf22490d064ab827022515f772d6f", kill_on_drop: false }`
[INFO] [stderr]    Compiling prsr v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::parsers::xml::*`
[INFO] [stdout]  --> src/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::parsers::xml::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `and_then`, `box_and_then`, and `or` are never used
[INFO] [stdout]   --> src/core/mod.rs:37:8
[INFO] [stdout]    |
[INFO] [stdout] 5  | pub trait Parser<'a, Output> {
[INFO] [stdout]    |           ------ methods in this trait
[INFO] [stdout] ...
[INFO] [stdout] 37 |     fn and_then<F, NextParser, NewOutput>(self, f: F) -> impl Parser<'a, NewOutput>
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 48 |     fn box_and_then<F, NextParser, NewOutput>(self, f: F) -> BoxedParser<'a, NewOutput>
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 59 |     fn or<NextParser>(self, parser: NextParser) -> impl Parser<'a, Output>
[INFO] [stdout]    |        ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `space1` is never used
[INFO] [stdout]    --> src/core/mod.rs:264:8
[INFO] [stdout]     |
[INFO] [stdout] 264 | pub fn space1<'a>() -> impl Parser<'a, Vec<char>> {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `and_then` is never used
[INFO] [stdout]    --> src/core/mod.rs:283:8
[INFO] [stdout]     |
[INFO] [stdout] 283 | pub fn and_then<'a, P, F, A, B, NextP>(parser: P, f: F) -> impl Parser<'a, B>
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/parsers/json.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl Object {
[INFO] [stdout]    | ----------- associated function in this implementation
[INFO] [stdout] 11 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `from_str` and `as_str` are never used
[INFO] [stdout]   --> src/parsers/json.rs:42:8
[INFO] [stdout]    |
[INFO] [stdout] 41 | impl Value {
[INFO] [stdout]    | ---------- associated items in this implementation
[INFO] [stdout] 42 |     fn from_str(val: &str) -> Self {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 50 |     fn as_str(&self) -> &str {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `identifier` is never used
[INFO] [stdout]   --> src/parsers/xml.rs:12:4
[INFO] [stdout]    |
[INFO] [stdout] 12 | fn identifier(input: &str) -> ParseResult<String> {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `attribute_pair` is never used
[INFO] [stdout]   --> src/parsers/xml.rs:33:4
[INFO] [stdout]    |
[INFO] [stdout] 33 | fn attribute_pair<'a>() -> impl Parser<'a, (String, String)> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `attributes` is never used
[INFO] [stdout]   --> src/parsers/xml.rs:37:4
[INFO] [stdout]    |
[INFO] [stdout] 37 | fn attributes<'a>() -> impl Parser<'a, Vec<(String, String)>> {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `element_start` is never used
[INFO] [stdout]   --> src/parsers/xml.rs:41:4
[INFO] [stdout]    |
[INFO] [stdout] 41 | fn element_start<'a>() -> impl Parser<'a, (String, Vec<(String, String)>)> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `single_element` is never used
[INFO] [stdout]   --> src/parsers/xml.rs:45:4
[INFO] [stdout]    |
[INFO] [stdout] 45 | fn single_element<'a>() -> impl Parser<'a, Element> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `open_element` is never used
[INFO] [stdout]   --> src/parsers/xml.rs:53:4
[INFO] [stdout]    |
[INFO] [stdout] 53 | fn open_element<'a>() -> impl Parser<'a, Element> {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `close_element` is never used
[INFO] [stdout]   --> src/parsers/xml.rs:61:4
[INFO] [stdout]    |
[INFO] [stdout] 61 | fn close_element<'a>(expected_name: String) -> impl Parser<'a, String> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parent_element` is never used
[INFO] [stdout]   --> src/parsers/xml.rs:65:4
[INFO] [stdout]    |
[INFO] [stdout] 65 | fn parent_element<'a>() -> impl Parser<'a, Element> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `element` is never used
[INFO] [stdout]   --> src/parsers/xml.rs:75:8
[INFO] [stdout]    |
[INFO] [stdout] 75 | pub fn element<'a>() -> impl Parser<'a, Element> {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_xml` is never used
[INFO] [stdout]   --> src/parsers/xml.rs:79:8
[INFO] [stdout]    |
[INFO] [stdout] 79 | pub fn parse_xml<'a>(doc: &str) -> Result<Element, &'static str> {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: reached the type-length limit while instantiating `core::sep::<'_, {closure@src/core/mod.rs:95:5: 95:17}, {closure@src/core/mod.rs:109:5: 109:17}, (String, json::Value), ...>`
[INFO] [stdout]    --> src/parsers/json.rs:194:10
[INFO] [stdout]     |
[INFO] [stdout] 194 |     trim(sep(attribute(), trim(","))).parse(input)
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider adding a `#![type_length_limit="3755928"]` attribute to your crate
[INFO] [stdout]     = note: the full type name has been written to '/opt/rustwide/target/debug/deps/prsr-c5d7d02255f496ee.long-type.txt'
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error; 16 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `prsr` (bin "prsr") due to 2 previous errors; 16 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "3ca48d7de4c3d5a21e4d958c635d4cf9fa4bf22490d064ab827022515f772d6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ca48d7de4c3d5a21e4d958c635d4cf9fa4bf22490d064ab827022515f772d6f", kill_on_drop: false }`
[INFO] [stdout] 3ca48d7de4c3d5a21e4d958c635d4cf9fa4bf22490d064ab827022515f772d6f