[INFO] fetching crate hyperbuild 0.1.10...
[INFO] checking hyperbuild-0.1.10 against master#8ac1525e091d3db28e67adcbbd6db1e1deaa37fb for pr-73323
[INFO] extracting crate hyperbuild 0.1.10 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate hyperbuild 0.1.10 on toolchain 8ac1525e091d3db28e67adcbbd6db1e1deaa37fb
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8ac1525e091d3db28e67adcbbd6db1e1deaa37fb" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate hyperbuild 0.1.10
[INFO] finished tweaking crates.io crate hyperbuild 0.1.10
[INFO] tweaked toml for crates.io crate hyperbuild 0.1.10 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8ac1525e091d3db28e67adcbbd6db1e1deaa37fb" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8ac1525e091d3db28e67adcbbd6db1e1deaa37fb" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+8ac1525e091d3db28e67adcbbd6db1e1deaa37fb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] be5062bb4bdfa79bf95e212d8b671012c0a459292b1ad1aa38b8c435f180bb8e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "be5062bb4bdfa79bf95e212d8b671012c0a459292b1ad1aa38b8c435f180bb8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "be5062bb4bdfa79bf95e212d8b671012c0a459292b1ad1aa38b8c435f180bb8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be5062bb4bdfa79bf95e212d8b671012c0a459292b1ad1aa38b8c435f180bb8e", kill_on_drop: false }`
[INFO] [stdout] be5062bb4bdfa79bf95e212d8b671012c0a459292b1ad1aa38b8c435f180bb8e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=forbid" "-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@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+8ac1525e091d3db28e67adcbbd6db1e1deaa37fb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 93c0ce1b7e9ea639c95716b37910448bda75fc26048693e0f6600d6e2cbdb520
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "93c0ce1b7e9ea639c95716b37910448bda75fc26048693e0f6600d6e2cbdb520", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking aho-corasick v0.7.13
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking hyperbuild v0.1.10 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `reached`
[INFO] [stdout]   --> src/proc/entity.rs:77:35
[INFO] [stdout]    |
[INFO] [stdout] 77 |         TrieNodeMatch::NotFound { reached } => (0, 0),
[INFO] [stdout]    |                                   ^^^^^^^ help: try ignoring the field: `reached: _`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `last_written` is never read
[INFO] [stdout]    --> src/unit/content.rs:103:21
[INFO] [stdout]     |
[INFO] [stdout] 103 |                     last_written = ContentType::Text;
[INFO] [stdout]     |                     ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `reached`
[INFO] [stdout]   --> src/proc/entity.rs:77:35
[INFO] [stdout]    |
[INFO] [stdout] 77 |         TrieNodeMatch::NotFound { reached } => (0, 0),
[INFO] [stdout]    |                                   ^^^^^^^ help: try ignoring the field: `reached: _`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `last_written` is never read
[INFO] [stdout]    --> src/unit/content.rs:103:21
[INFO] [stdout]     |
[INFO] [stdout] 103 |                     last_written = ContentType::Text;
[INFO] [stdout]     |                     ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `found`
[INFO] [stdout]   --> src/pattern.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 17 |     pub fn found(&self) -> bool {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `read_next`
[INFO] [stdout]  --> src/proc/checkpoint.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     read_next: usize,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `last_written`
[INFO] [stdout]   --> src/proc/checkpoint.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub fn last_written(&self, proc: &mut Processor) -> Option<u8> {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `write_skipped`
[INFO] [stdout]   --> src/proc/checkpoint.rs:34:12
[INFO] [stdout]    |
[INFO] [stdout] 34 |     pub fn write_skipped(&mut self, proc: &mut Processor) -> () {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `consumed_range`
[INFO] [stdout]   --> src/proc/checkpoint.rs:50:12
[INFO] [stdout]    |
[INFO] [stdout] 50 |     pub fn consumed_range(&self, proc: &mut Processor) -> ProcessorRange {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `consumed_count`
[INFO] [stdout]   --> src/proc/checkpoint.rs:60:12
[INFO] [stdout]    |
[INFO] [stdout] 60 |     pub fn consumed_count(&self, proc: &mut Processor) -> usize {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `IsNotChar`
[INFO] [stdout]   --> src/proc/mod.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     IsNotChar(u8),
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `WhileChar`
[INFO] [stdout]   --> src/proc/mod.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 |     WhileChar(u8),
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `IsNotPred`
[INFO] [stdout]   --> src/proc/mod.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 |     IsNotPred(fn(u8) -> bool),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `m_trie`
[INFO] [stdout]    --> src/proc/mod.rs:176:12
[INFO] [stdout]     |
[INFO] [stdout] 176 |     pub fn m_trie<V: 'static + Copy>(&mut self, trie: &TrieNode<V>, action: MatchAction) -> Option<V> {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `skip_amount_expect`
[INFO] [stdout]    --> src/proc/mod.rs:231:12
[INFO] [stdout]     |
[INFO] [stdout] 231 |     pub fn skip_amount_expect(&mut self, amount: usize) -> () {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `write_utf8`
[INFO] [stdout]    --> src/proc/mod.rs:262:12
[INFO] [stdout]     |
[INFO] [stdout] 262 |     pub fn write_utf8(&mut self, c: char) -> () {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `accept_expect`
[INFO] [stdout]    --> src/proc/mod.rs:277:12
[INFO] [stdout]     |
[INFO] [stdout] 277 |     pub fn accept_expect(&mut self) -> u8 {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `accept_amount_expect`
[INFO] [stdout]    --> src/proc/mod.rs:286:12
[INFO] [stdout]     |
[INFO] [stdout] 286 |     pub fn accept_amount_expect(&mut self, count: usize) -> () {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `is_entity_reference_name_char`
[INFO] [stdout]   --> src/spec/entity.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub fn is_entity_reference_name_char(c: u8) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `found`
[INFO] [stdout]   --> src/pattern.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 17 |     pub fn found(&self) -> bool {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `read_next`
[INFO] [stdout]  --> src/proc/checkpoint.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     read_next: usize,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `last_written`
[INFO] [stdout]   --> src/proc/checkpoint.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub fn last_written(&self, proc: &mut Processor) -> Option<u8> {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `write_skipped`
[INFO] [stdout]   --> src/proc/checkpoint.rs:34:12
[INFO] [stdout]    |
[INFO] [stdout] 34 |     pub fn write_skipped(&mut self, proc: &mut Processor) -> () {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `consumed_range`
[INFO] [stdout]   --> src/proc/checkpoint.rs:50:12
[INFO] [stdout]    |
[INFO] [stdout] 50 |     pub fn consumed_range(&self, proc: &mut Processor) -> ProcessorRange {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `consumed_count`
[INFO] [stdout]   --> src/proc/checkpoint.rs:60:12
[INFO] [stdout]    |
[INFO] [stdout] 60 |     pub fn consumed_count(&self, proc: &mut Processor) -> usize {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `IsNotChar`
[INFO] [stdout]   --> src/proc/mod.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     IsNotChar(u8),
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `WhileChar`
[INFO] [stdout]   --> src/proc/mod.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 |     WhileChar(u8),
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `IsNotPred`
[INFO] [stdout]   --> src/proc/mod.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 |     IsNotPred(fn(u8) -> bool),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `m_trie`
[INFO] [stdout]    --> src/proc/mod.rs:176:12
[INFO] [stdout]     |
[INFO] [stdout] 176 |     pub fn m_trie<V: 'static + Copy>(&mut self, trie: &TrieNode<V>, action: MatchAction) -> Option<V> {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `skip_amount_expect`
[INFO] [stdout]    --> src/proc/mod.rs:231:12
[INFO] [stdout]     |
[INFO] [stdout] 231 |     pub fn skip_amount_expect(&mut self, amount: usize) -> () {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `write_utf8`
[INFO] [stdout]    --> src/proc/mod.rs:262:12
[INFO] [stdout]     |
[INFO] [stdout] 262 |     pub fn write_utf8(&mut self, c: char) -> () {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `accept_expect`
[INFO] [stdout]    --> src/proc/mod.rs:277:12
[INFO] [stdout]     |
[INFO] [stdout] 277 |     pub fn accept_expect(&mut self) -> u8 {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `accept_amount_expect`
[INFO] [stdout]    --> src/proc/mod.rs:286:12
[INFO] [stdout]     |
[INFO] [stdout] 286 |     pub fn accept_amount_expect(&mut self, count: usize) -> () {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `is_entity_reference_name_char`
[INFO] [stdout]   --> src/spec/entity.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub fn is_entity_reference_name_char(c: u8) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 17 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 17 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.01s
[INFO] running `Command { std: "docker" "inspect" "93c0ce1b7e9ea639c95716b37910448bda75fc26048693e0f6600d6e2cbdb520", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93c0ce1b7e9ea639c95716b37910448bda75fc26048693e0f6600d6e2cbdb520", kill_on_drop: false }`
[INFO] [stdout] 93c0ce1b7e9ea639c95716b37910448bda75fc26048693e0f6600d6e2cbdb520