[INFO] fetching crate iso-10303 0.0.0...
[INFO] checking iso-10303-0.0.0 against master#a874956d940ecb3ed524b6176a171219ac4787ea for pr-76104
[INFO] extracting crate iso-10303 0.0.0 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate iso-10303 0.0.0 on toolchain a874956d940ecb3ed524b6176a171219ac4787ea
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a874956d940ecb3ed524b6176a171219ac4787ea" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate iso-10303 0.0.0
[INFO] finished tweaking crates.io crate iso-10303 0.0.0
[INFO] tweaked toml for crates.io crate iso-10303 0.0.0 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a874956d940ecb3ed524b6176a171219ac4787ea" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a874956d940ecb3ed524b6176a171219ac4787ea" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+a874956d940ecb3ed524b6176a171219ac4787ea" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3092ee5feb742e47ea4486d88ce47bbba45487bb7c65641086329ac2315571a0
[INFO] running `Command { std: "docker" "start" "-a" "3092ee5feb742e47ea4486d88ce47bbba45487bb7c65641086329ac2315571a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3092ee5feb742e47ea4486d88ce47bbba45487bb7c65641086329ac2315571a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3092ee5feb742e47ea4486d88ce47bbba45487bb7c65641086329ac2315571a0", kill_on_drop: false }`
[INFO] [stdout] 3092ee5feb742e47ea4486d88ce47bbba45487bb7c65641086329ac2315571a0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+a874956d940ecb3ed524b6176a171219ac4787ea" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 13c6e8b48990f2a159b7b104d4f966042d69d3acd2c5fc565c2b249860ece1d8
[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" "13c6e8b48990f2a159b7b104d4f966042d69d3acd2c5fc565c2b249860ece1d8", kill_on_drop: false }`
[INFO] [stderr]     Checking pom v3.2.0
[INFO] [stderr]     Checking iso-10303 v0.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: enum is never used: `DataType`
[INFO] [stdout]  --> src/express/datatype.rs:3:10
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub enum DataType {
[INFO] [stdout]   |          ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `eol`
[INFO] [stdout]  --> src/express/parser.rs:7:4
[INFO] [stdout]   |
[INFO] [stdout] 7 | fn eol<'a>() -> Parser<'a, u8, u8> {
[INFO] [stdout]   |    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `remark`
[INFO] [stdout]   --> src/express/parser.rs:11:4
[INFO] [stdout]    |
[INFO] [stdout] 11 | fn remark<'a>() -> Parser<'a, u8, ()> {
[INFO] [stdout]    |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `tail_remark`
[INFO] [stdout]   --> src/express/parser.rs:15:4
[INFO] [stdout]    |
[INFO] [stdout] 15 | fn tail_remark<'a>() -> Parser<'a, u8, ()> {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `embedded_remark`
[INFO] [stdout]   --> src/express/parser.rs:19:4
[INFO] [stdout]    |
[INFO] [stdout] 19 | fn embedded_remark<'a>() -> Parser<'a, u8, ()> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `identifier`
[INFO] [stdout]   --> src/express/parser.rs:25:4
[INFO] [stdout]    |
[INFO] [stdout] 25 | fn identifier<'a>() -> Parser<'a, u8, &'a str> {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `keyword`
[INFO] [stdout]   --> src/express/parser.rs:30:4
[INFO] [stdout]    |
[INFO] [stdout] 30 | fn keyword<'a>(word: &'static str) -> Parser<'a, u8, ()> {
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `boolean`
[INFO] [stdout]   --> src/express/parser.rs:40:4
[INFO] [stdout]    |
[INFO] [stdout] 40 | fn boolean<'a>() -> Parser<'a, u8, bool> {
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `logical`
[INFO] [stdout]   --> src/express/parser.rs:44:4
[INFO] [stdout]    |
[INFO] [stdout] 44 | fn logical<'a>() -> Parser<'a, u8, Option<bool>> {
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `binary`
[INFO] [stdout]   --> src/express/parser.rs:50:4
[INFO] [stdout]    |
[INFO] [stdout] 50 | fn binary<'a, T: 'a + FromStr<Err: std::fmt::Debug>>() -> Parser<'a, u8, T> {
[INFO] [stdout]    |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `integer`
[INFO] [stdout]   --> src/express/parser.rs:57:4
[INFO] [stdout]    |
[INFO] [stdout] 57 | fn integer<'a>() -> Parser<'a, u8, i64> {
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `real`
[INFO] [stdout]   --> src/express/parser.rs:65:4
[INFO] [stdout]    |
[INFO] [stdout] 65 | fn real<'a>() -> Parser<'a, u8, f64> {
[INFO] [stdout]    |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `string`
[INFO] [stdout]   --> src/express/parser.rs:76:4
[INFO] [stdout]    |
[INFO] [stdout] 76 | fn string<'a>() -> Parser<'a, u8, String> {
[INFO] [stdout]    |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `simple_string`
[INFO] [stdout]   --> src/express/parser.rs:80:4
[INFO] [stdout]    |
[INFO] [stdout] 80 | fn simple_string<'a>() -> Parser<'a, u8, String> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `encoded_string`
[INFO] [stdout]   --> src/express/parser.rs:86:4
[INFO] [stdout]    |
[INFO] [stdout] 86 | fn encoded_string<'a>() -> Parser<'a, u8, String> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `data_types`
[INFO] [stdout]   --> src/express/parser.rs:97:4
[INFO] [stdout]    |
[INFO] [stdout] 97 | fn data_types<'a>() -> Parser<'a, u8, DataType> {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `DataType`
[INFO] [stdout]  --> src/express/datatype.rs:3:10
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub enum DataType {
[INFO] [stdout]   |          ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `eol`
[INFO] [stdout]  --> src/express/parser.rs:7:4
[INFO] [stdout]   |
[INFO] [stdout] 7 | fn eol<'a>() -> Parser<'a, u8, u8> {
[INFO] [stdout]   |    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `remark`
[INFO] [stdout]   --> src/express/parser.rs:11:4
[INFO] [stdout]    |
[INFO] [stdout] 11 | fn remark<'a>() -> Parser<'a, u8, ()> {
[INFO] [stdout]    |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `tail_remark`
[INFO] [stdout]   --> src/express/parser.rs:15:4
[INFO] [stdout]    |
[INFO] [stdout] 15 | fn tail_remark<'a>() -> Parser<'a, u8, ()> {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `embedded_remark`
[INFO] [stdout]   --> src/express/parser.rs:19:4
[INFO] [stdout]    |
[INFO] [stdout] 19 | fn embedded_remark<'a>() -> Parser<'a, u8, ()> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `identifier`
[INFO] [stdout]   --> src/express/parser.rs:25:4
[INFO] [stdout]    |
[INFO] [stdout] 25 | fn identifier<'a>() -> Parser<'a, u8, &'a str> {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `keyword`
[INFO] [stdout]   --> src/express/parser.rs:30:4
[INFO] [stdout]    |
[INFO] [stdout] 30 | fn keyword<'a>(word: &'static str) -> Parser<'a, u8, ()> {
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `boolean`
[INFO] [stdout]   --> src/express/parser.rs:40:4
[INFO] [stdout]    |
[INFO] [stdout] 40 | fn boolean<'a>() -> Parser<'a, u8, bool> {
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `logical`
[INFO] [stdout]   --> src/express/parser.rs:44:4
[INFO] [stdout]    |
[INFO] [stdout] 44 | fn logical<'a>() -> Parser<'a, u8, Option<bool>> {
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `binary`
[INFO] [stdout]   --> src/express/parser.rs:50:4
[INFO] [stdout]    |
[INFO] [stdout] 50 | fn binary<'a, T: 'a + FromStr<Err: std::fmt::Debug>>() -> Parser<'a, u8, T> {
[INFO] [stdout]    |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `integer`
[INFO] [stdout]   --> src/express/parser.rs:57:4
[INFO] [stdout]    |
[INFO] [stdout] 57 | fn integer<'a>() -> Parser<'a, u8, i64> {
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `real`
[INFO] [stdout]   --> src/express/parser.rs:65:4
[INFO] [stdout]    |
[INFO] [stdout] 65 | fn real<'a>() -> Parser<'a, u8, f64> {
[INFO] [stdout]    |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `string`
[INFO] [stdout]   --> src/express/parser.rs:76:4
[INFO] [stdout]    |
[INFO] [stdout] 76 | fn string<'a>() -> Parser<'a, u8, String> {
[INFO] [stdout]    |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `simple_string`
[INFO] [stdout]   --> src/express/parser.rs:80:4
[INFO] [stdout]    |
[INFO] [stdout] 80 | fn simple_string<'a>() -> Parser<'a, u8, String> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `encoded_string`
[INFO] [stdout]   --> src/express/parser.rs:86:4
[INFO] [stdout]    |
[INFO] [stdout] 86 | fn encoded_string<'a>() -> Parser<'a, u8, String> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `data_types`
[INFO] [stdout]   --> src/express/parser.rs:97:4
[INFO] [stdout]    |
[INFO] [stdout] 97 | fn data_types<'a>() -> Parser<'a, u8, DataType> {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 16 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 16 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `Command { std: "docker" "inspect" "13c6e8b48990f2a159b7b104d4f966042d69d3acd2c5fc565c2b249860ece1d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13c6e8b48990f2a159b7b104d4f966042d69d3acd2c5fc565c2b249860ece1d8", kill_on_drop: false }`
[INFO] [stdout] 13c6e8b48990f2a159b7b104d4f966042d69d3acd2c5fc565c2b249860ece1d8