[INFO] updating cached repository https://github.com/krsoninikhil/simple-xml-parser
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] c8339a3547afe10ae5d7614ed75c49518464416c
[INFO] testing krsoninikhil/simple-xml-parser against 1.44.0 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkrsoninikhil%2Fsimple-xml-parser" "/workspace/builds/worker-9/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/krsoninikhil/simple-xml-parser on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/krsoninikhil/simple-xml-parser
[INFO] finished tweaking git repo https://github.com/krsoninikhil/simple-xml-parser
[INFO] tweaked toml for git repo https://github.com/krsoninikhil/simple-xml-parser written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/krsoninikhil/simple-xml-parser already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 70fe48e2b0b848529cfe25d617727878bbe761405617657af29c02e9b491b081
[INFO] running `"docker" "start" "-a" "70fe48e2b0b848529cfe25d617727878bbe761405617657af29c02e9b491b081"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling simple-xml-parser v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: function is never used: `space1`
[INFO] [stderr]    --> src/lib.rs:173:4
[INFO] [stderr]     |
[INFO] [stderr] 173 | fn space1<'a>() -> impl Parser<'a, Vec<char>> {
[INFO] [stderr]     |    ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `space0`
[INFO] [stderr]    --> src/lib.rs:177:4
[INFO] [stderr]     |
[INFO] [stderr] 177 | fn space0<'a>() -> impl Parser<'a, Vec<char>> {
[INFO] [stderr]     |    ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `quoted_string`
[INFO] [stderr]    --> src/lib.rs:181:4
[INFO] [stderr]     |
[INFO] [stderr] 181 | fn quoted_string<'a>() -> impl Parser<'a, String> {
[INFO] [stderr]     |    ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `attribute_pair`
[INFO] [stderr]    --> src/lib.rs:198:4
[INFO] [stderr]     |
[INFO] [stderr] 198 | fn attribute_pair<'a>() -> impl Parser<'a, (String, String)> {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `attributes`
[INFO] [stderr]    --> src/lib.rs:202:4
[INFO] [stderr]     |
[INFO] [stderr] 202 | fn attributes<'a>() -> impl Parser<'a, Vec<(String, String)>> {
[INFO] [stderr]     |    ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `element_start`
[INFO] [stderr]    --> src/lib.rs:206:4
[INFO] [stderr]     |
[INFO] [stderr] 206 | fn element_start<'a>() -> impl Parser<'a, (String, Vec<(String, String)>)> {
[INFO] [stderr]     |    ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `single_element`
[INFO] [stderr]    --> src/lib.rs:211:4
[INFO] [stderr]     |
[INFO] [stderr] 211 | fn single_element<'a>() -> impl Parser<'a, Element> {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `open_element`
[INFO] [stderr]    --> src/lib.rs:236:4
[INFO] [stderr]     |
[INFO] [stderr] 236 | fn open_element<'a>() -> impl Parser<'a, Element> {
[INFO] [stderr]     |    ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `either`
[INFO] [stderr]    --> src/lib.rs:242:4
[INFO] [stderr]     |
[INFO] [stderr] 242 | fn either<'a, P1, P2, A>(parser1: P1, parser2: P2) -> impl Parser<'a, A>
[INFO] [stderr]     |    ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `element`
[INFO] [stderr]    --> src/lib.rs:253:4
[INFO] [stderr]     |
[INFO] [stderr] 253 | fn element<'a>() -> impl Parser<'a, Element> {
[INFO] [stderr]     |    ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `close_element`
[INFO] [stderr]    --> src/lib.rs:257:4
[INFO] [stderr]     |
[INFO] [stderr] 257 | fn close_element<'a>(expected_name: String) -> impl Parser<'a, String> {
[INFO] [stderr]     |    ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `parent_element`
[INFO] [stderr]    --> src/lib.rs:274:4
[INFO] [stderr]     |
[INFO] [stderr] 274 | fn parent_element<'a>() -> impl Parser<'a, Element> {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `whitespace_wrap`
[INFO] [stderr]    --> src/lib.rs:285:4
[INFO] [stderr]     |
[INFO] [stderr] 285 | fn whitespace_wrap<'a, P, A>(parser: P) -> impl Parser<'a, A>
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 13 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.06s
[INFO] running `"docker" "inspect" "70fe48e2b0b848529cfe25d617727878bbe761405617657af29c02e9b491b081"`
[INFO] running `"docker" "rm" "-f" "70fe48e2b0b848529cfe25d617727878bbe761405617657af29c02e9b491b081"`
[INFO] [stdout] 70fe48e2b0b848529cfe25d617727878bbe761405617657af29c02e9b491b081
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 212220f4ffe69d189d772998f159b2acc6612da7a0b63cbf3dde993f78d1c9c4
[INFO] running `"docker" "start" "-a" "212220f4ffe69d189d772998f159b2acc6612da7a0b63cbf3dde993f78d1c9c4"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling simple-xml-parser v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: function is never used: `space1`
[INFO] [stderr]    --> src/lib.rs:173:4
[INFO] [stderr]     |
[INFO] [stderr] 173 | fn space1<'a>() -> impl Parser<'a, Vec<char>> {
[INFO] [stderr]     |    ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `space0`
[INFO] [stderr]    --> src/lib.rs:177:4
[INFO] [stderr]     |
[INFO] [stderr] 177 | fn space0<'a>() -> impl Parser<'a, Vec<char>> {
[INFO] [stderr]     |    ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `quoted_string`
[INFO] [stderr]    --> src/lib.rs:181:4
[INFO] [stderr]     |
[INFO] [stderr] 181 | fn quoted_string<'a>() -> impl Parser<'a, String> {
[INFO] [stderr]     |    ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `attribute_pair`
[INFO] [stderr]    --> src/lib.rs:198:4
[INFO] [stderr]     |
[INFO] [stderr] 198 | fn attribute_pair<'a>() -> impl Parser<'a, (String, String)> {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `attributes`
[INFO] [stderr]    --> src/lib.rs:202:4
[INFO] [stderr]     |
[INFO] [stderr] 202 | fn attributes<'a>() -> impl Parser<'a, Vec<(String, String)>> {
[INFO] [stderr]     |    ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `element_start`
[INFO] [stderr]    --> src/lib.rs:206:4
[INFO] [stderr]     |
[INFO] [stderr] 206 | fn element_start<'a>() -> impl Parser<'a, (String, Vec<(String, String)>)> {
[INFO] [stderr]     |    ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `single_element`
[INFO] [stderr]    --> src/lib.rs:211:4
[INFO] [stderr]     |
[INFO] [stderr] 211 | fn single_element<'a>() -> impl Parser<'a, Element> {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `open_element`
[INFO] [stderr]    --> src/lib.rs:236:4
[INFO] [stderr]     |
[INFO] [stderr] 236 | fn open_element<'a>() -> impl Parser<'a, Element> {
[INFO] [stderr]     |    ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `either`
[INFO] [stderr]    --> src/lib.rs:242:4
[INFO] [stderr]     |
[INFO] [stderr] 242 | fn either<'a, P1, P2, A>(parser1: P1, parser2: P2) -> impl Parser<'a, A>
[INFO] [stderr]     |    ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `element`
[INFO] [stderr]    --> src/lib.rs:253:4
[INFO] [stderr]     |
[INFO] [stderr] 253 | fn element<'a>() -> impl Parser<'a, Element> {
[INFO] [stderr]     |    ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `close_element`
[INFO] [stderr]    --> src/lib.rs:257:4
[INFO] [stderr]     |
[INFO] [stderr] 257 | fn close_element<'a>(expected_name: String) -> impl Parser<'a, String> {
[INFO] [stderr]     |    ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `parent_element`
[INFO] [stderr]    --> src/lib.rs:274:4
[INFO] [stderr]     |
[INFO] [stderr] 274 | fn parent_element<'a>() -> impl Parser<'a, Element> {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `whitespace_wrap`
[INFO] [stderr]    --> src/lib.rs:285:4
[INFO] [stderr]     |
[INFO] [stderr] 285 | fn whitespace_wrap<'a, P, A>(parser: P) -> impl Parser<'a, A>
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 13 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.80s
[INFO] running `"docker" "inspect" "212220f4ffe69d189d772998f159b2acc6612da7a0b63cbf3dde993f78d1c9c4"`
[INFO] running `"docker" "rm" "-f" "212220f4ffe69d189d772998f159b2acc6612da7a0b63cbf3dde993f78d1c9c4"`
[INFO] [stdout] 212220f4ffe69d189d772998f159b2acc6612da7a0b63cbf3dde993f78d1c9c4
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 0290fa29e624972bf4faa632a4c150d5104d94d2082f935011b4bc49b0858957
[INFO] running `"docker" "start" "-a" "0290fa29e624972bf4faa632a4c150d5104d94d2082f935011b4bc49b0858957"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: function is never used: `space1`
[INFO] [stderr]    --> src/lib.rs:173:4
[INFO] [stderr]     |
[INFO] [stderr] 173 | fn space1<'a>() -> impl Parser<'a, Vec<char>> {
[INFO] [stderr]     |    ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `space0`
[INFO] [stderr]    --> src/lib.rs:177:4
[INFO] [stderr]     |
[INFO] [stderr] 177 | fn space0<'a>() -> impl Parser<'a, Vec<char>> {
[INFO] [stderr]     |    ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `quoted_string`
[INFO] [stderr]    --> src/lib.rs:181:4
[INFO] [stderr]     |
[INFO] [stderr] 181 | fn quoted_string<'a>() -> impl Parser<'a, String> {
[INFO] [stderr]     |    ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `attribute_pair`
[INFO] [stderr]    --> src/lib.rs:198:4
[INFO] [stderr]     |
[INFO] [stderr] 198 | fn attribute_pair<'a>() -> impl Parser<'a, (String, String)> {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `attributes`
[INFO] [stderr]    --> src/lib.rs:202:4
[INFO] [stderr]     |
[INFO] [stderr] 202 | fn attributes<'a>() -> impl Parser<'a, Vec<(String, String)>> {
[INFO] [stderr]     |    ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `element_start`
[INFO] [stderr]    --> src/lib.rs:206:4
[INFO] [stderr]     |
[INFO] [stderr] 206 | fn element_start<'a>() -> impl Parser<'a, (String, Vec<(String, String)>)> {
[INFO] [stderr]     |    ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `single_element`
[INFO] [stderr]    --> src/lib.rs:211:4
[INFO] [stderr]     |
[INFO] [stderr] 211 | fn single_element<'a>() -> impl Parser<'a, Element> {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `open_element`
[INFO] [stderr]    --> src/lib.rs:236:4
[INFO] [stderr]     |
[INFO] [stderr] 236 | fn open_element<'a>() -> impl Parser<'a, Element> {
[INFO] [stderr]     |    ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `either`
[INFO] [stderr]    --> src/lib.rs:242:4
[INFO] [stderr]     |
[INFO] [stderr] 242 | fn either<'a, P1, P2, A>(parser1: P1, parser2: P2) -> impl Parser<'a, A>
[INFO] [stderr]     |    ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `element`
[INFO] [stderr]    --> src/lib.rs:253:4
[INFO] [stderr]     |
[INFO] [stderr] 253 | fn element<'a>() -> impl Parser<'a, Element> {
[INFO] [stderr]     |    ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `close_element`
[INFO] [stderr]    --> src/lib.rs:257:4
[INFO] [stderr]     |
[INFO] [stderr] 257 | fn close_element<'a>(expected_name: String) -> impl Parser<'a, String> {
[INFO] [stderr]     |    ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `parent_element`
[INFO] [stderr]    --> src/lib.rs:274:4
[INFO] [stderr]     |
[INFO] [stderr] 274 | fn parent_element<'a>() -> impl Parser<'a, Element> {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `whitespace_wrap`
[INFO] [stderr]    --> src/lib.rs:285:4
[INFO] [stderr]     |
[INFO] [stderr] 285 | fn whitespace_wrap<'a, P, A>(parser: P) -> impl Parser<'a, A>
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 13 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/simple_xml_parser-1f818dbf46b9a85c
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test attribute_parser ... ok
[INFO] [stdout] test identifier_parser ... ok
[INFO] [stdout] test pair_combinator ... ok
[INFO] [stdout] test one_or_more_combinator ... ok
[INFO] [stdout] test predicate_combinator ... ok
[INFO] [stdout] test xml_parser ... ok
[INFO] [stdout] test zero_or_more_combinator ... ok
[INFO] [stdout] test quoted_string_parser ... ok
[INFO] [stdout] test right_combinator ... ok
[INFO] [stdout] test single_element_parser ... ok
[INFO] [stdout] test literal_parser ... ok
[INFO] [stdout] test mismatched_closing_tag ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/simple_xml_parser-ae69d11fd0cac8d3
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests simple-xml-parser
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "0290fa29e624972bf4faa632a4c150d5104d94d2082f935011b4bc49b0858957"`
[INFO] running `"docker" "rm" "-f" "0290fa29e624972bf4faa632a4c150d5104d94d2082f935011b4bc49b0858957"`
[INFO] [stdout] 0290fa29e624972bf4faa632a4c150d5104d94d2082f935011b4bc49b0858957