[INFO] cloning repository https://github.com/pnikosis/romst
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pnikosis/romst" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpnikosis%2Fromst", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpnikosis%2Fromst'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] af2e34a71c25fa05a742e3c6706559b219157542
[INFO] checking pnikosis/romst against try#b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8 for pr-78363
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpnikosis%2Fromst" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/pnikosis/romst on toolchain b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/pnikosis/romst
[INFO] finished tweaking git repo https://github.com/pnikosis/romst
[INFO] tweaked toml for git repo https://github.com/pnikosis/romst written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/pnikosis/romst already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "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" "+b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fabbc079be1c011ea74b60914faca53c1d5f0eedf7fd079bfe9c2ab05186c59d
[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" "fabbc079be1c011ea74b60914faca53c1d5f0eedf7fd079bfe9c2ab05186c59d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fabbc079be1c011ea74b60914faca53c1d5f0eedf7fd079bfe9c2ab05186c59d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fabbc079be1c011ea74b60914faca53c1d5f0eedf7fd079bfe9c2ab05186c59d", kill_on_drop: false }`
[INFO] [stdout] fabbc079be1c011ea74b60914faca53c1d5f0eedf7fd079bfe9c2ab05186c59d
[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" "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" "+b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 96a2d287204a92228274f0b60d1f209ec7161e04cf658cc36f97ac2014ec1a0f
[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" "96a2d287204a92228274f0b60d1f209ec7161e04cf658cc36f97ac2014ec1a0f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling syn v1.0.45
[INFO] [stderr]    Compiling libc v0.2.79
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]    Compiling anyhow v1.0.33
[INFO] [stderr]     Checking termcolor v1.1.0
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking os_str_bytes v2.3.2
[INFO] [stderr]     Checking textwrap v0.12.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]     Checking quick-xml v0.20.0
[INFO] [stderr]     Checking indexmap v1.6.0
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling thiserror-impl v1.0.21
[INFO] [stderr]    Compiling clap_derive v3.0.0-beta.2
[INFO] [stderr]     Checking thiserror v1.0.21
[INFO] [stderr]     Checking clap v3.0.0-beta.2
[INFO] [stderr]     Checking romst v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `key`
[INFO] [stdout]    --> src/dat/mod.rs:213:70
[INFO] [stdout]     |
[INFO] [stdout] 213 | ...                   self.process_attributes(e.attributes(), |key, value| {
[INFO] [stdout]     |                                                                ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> src/dat/mod.rs:213:75
[INFO] [stdout]     |
[INFO] [stdout] 213 | ...                   self.process_attributes(e.attributes(), |key, value| {
[INFO] [stdout]     |                                                                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `key`
[INFO] [stdout]    --> src/dat/mod.rs:218:70
[INFO] [stdout]     |
[INFO] [stdout] 218 | ...                   self.process_attributes(e.attributes(), |key, value| {
[INFO] [stdout]     |                                                                ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> src/dat/mod.rs:218:75
[INFO] [stdout]     |
[INFO] [stdout] 218 | ...                   self.process_attributes(e.attributes(), |key, value| {
[INFO] [stdout]     |                                                                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `key`
[INFO] [stdout]    --> src/dat/mod.rs:223:70
[INFO] [stdout]     |
[INFO] [stdout] 223 | ...                   self.process_attributes(e.attributes(), |key, value| {
[INFO] [stdout]     |                                                                ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> src/dat/mod.rs:223:75
[INFO] [stdout]     |
[INFO] [stdout] 223 | ...                   self.process_attributes(e.attributes(), |key, value| {
[INFO] [stdout]     |                                                                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `year`
[INFO] [stdout]    --> src/dat/mod.rs:202:33
[INFO] [stdout]     |
[INFO] [stdout] 202 | ...                   let year = self.get_text()?;
[INFO] [stdout]     |                           ^^^^ help: if this is intentional, prefix it with an underscore: `_year`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `manuf`
[INFO] [stdout]    --> src/dat/mod.rs:205:33
[INFO] [stdout]     |
[INFO] [stdout] 205 | ...                   let manuf = self.get_text()?;
[INFO] [stdout]     |                           ^^^^^ help: if this is intentional, prefix it with an underscore: `_manuf`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `key`
[INFO] [stdout]    --> src/dat/mod.rs:213:70
[INFO] [stdout]     |
[INFO] [stdout] 213 | ...                   self.process_attributes(e.attributes(), |key, value| {
[INFO] [stdout]     |                                                                ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> src/dat/mod.rs:213:75
[INFO] [stdout]     |
[INFO] [stdout] 213 | ...                   self.process_attributes(e.attributes(), |key, value| {
[INFO] [stdout]     |                                                                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `key`
[INFO] [stdout]    --> src/dat/mod.rs:218:70
[INFO] [stdout]     |
[INFO] [stdout] 218 | ...                   self.process_attributes(e.attributes(), |key, value| {
[INFO] [stdout]     |                                                                ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> src/dat/mod.rs:218:75
[INFO] [stdout]     |
[INFO] [stdout] 218 | ...                   self.process_attributes(e.attributes(), |key, value| {
[INFO] [stdout]     |                                                                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `key`
[INFO] [stdout]    --> src/dat/mod.rs:223:70
[INFO] [stdout]     |
[INFO] [stdout] 223 | ...                   self.process_attributes(e.attributes(), |key, value| {
[INFO] [stdout]     |                                                                ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> src/dat/mod.rs:223:75
[INFO] [stdout]     |
[INFO] [stdout] 223 | ...                   self.process_attributes(e.attributes(), |key, value| {
[INFO] [stdout]     |                                                                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `year`
[INFO] [stdout]    --> src/dat/mod.rs:202:33
[INFO] [stdout]     |
[INFO] [stdout] 202 | ...                   let year = self.get_text()?;
[INFO] [stdout]     |                           ^^^^ help: if this is intentional, prefix it with an underscore: `_year`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `manuf`
[INFO] [stdout]    --> src/dat/mod.rs:205:33
[INFO] [stdout]     |
[INFO] [stdout] 205 | ...                   let manuf = self.get_text()?;
[INFO] [stdout]     |                           ^^^^^ help: if this is intentional, prefix it with an underscore: `_manuf`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `buf`
[INFO] [stdout]   --> src/dat/mod.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     buf: Vec<u8>
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `from_string`
[INFO] [stdout]   --> src/dat/mod.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub fn from_string(xml: &str) -> DatReader<&[u8]> {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `buf_mut`
[INFO] [stdout]   --> src/dat/mod.rs:36:8
[INFO] [stdout]    |
[INFO] [stdout] 36 |     fn buf_mut(&mut self) -> &mut Vec<u8> {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `buf`
[INFO] [stdout]   --> src/dat/mod.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     buf: Vec<u8>
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `from_string`
[INFO] [stdout]   --> src/dat/mod.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub fn from_string(xml: &str) -> DatReader<&[u8]> {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `buf_mut`
[INFO] [stdout]   --> src/dat/mod.rs:36:8
[INFO] [stdout]    |
[INFO] [stdout] 36 |     fn buf_mut(&mut self) -> &mut Vec<u8> {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 36.03s
[INFO] running `Command { std: "docker" "inspect" "96a2d287204a92228274f0b60d1f209ec7161e04cf658cc36f97ac2014ec1a0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96a2d287204a92228274f0b60d1f209ec7161e04cf658cc36f97ac2014ec1a0f", kill_on_drop: false }`
[INFO] [stdout] 96a2d287204a92228274f0b60d1f209ec7161e04cf658cc36f97ac2014ec1a0f