[INFO] crate fasters 0.1.0 is already in cache
[INFO] checking fasters-0.1.0 against try#13f916f63bc6575d5ff1f989237dfabe88981368 for pr-69880
[INFO] extracting crate fasters 0.1.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate fasters 0.1.0 on toolchain 13f916f63bc6575d5ff1f989237dfabe88981368
[INFO] running `"/workspace/cargo-home/bin/cargo" "+13f916f63bc6575d5ff1f989237dfabe88981368" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate fasters 0.1.0
[INFO] finished tweaking crates.io crate fasters 0.1.0
[INFO] tweaked toml for crates.io crate fasters 0.1.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+13f916f63bc6575d5ff1f989237dfabe88981368" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+13f916f63bc6575d5ff1f989237dfabe88981368" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "/opt/rustwide/cargo-home/bin/cargo" "+13f916f63bc6575d5ff1f989237dfabe88981368" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 71a12f7f43fbd7724097c7b91cc33aabe79f18179eb91769a241c3cd52cd588c
[INFO] running `"docker" "start" "-a" "71a12f7f43fbd7724097c7b91cc33aabe79f18179eb91769a241c3cd52cd588c"`
[INFO] [stderr]     Checking bitvec v0.14.0
[INFO] [stderr]    Compiling lexical-core v0.6.7
[INFO] [stderr]     Checking quick-xml v0.17.2
[INFO] [stderr]     Checking env_logger v0.6.2
[INFO] [stderr]     Checking codegen v0.1.1
[INFO] [stderr]    Compiling quickcheck_macros v0.8.0
[INFO] [stderr]     Checking failure v0.1.7
[INFO] [stderr]     Checking quickcheck v0.8.5
[INFO] [stderr]     Checking nom v5.1.1
[INFO] [stderr]     Checking fasters v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `Error`
[INFO] [stderr]  --> src/template.rs:1:18
[INFO] [stderr]   |
[INFO] [stderr] 1 | use crate::err::{Error, Result};
[INFO] [stderr]   |                  ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `quick_xml::events::Event`
[INFO] [stderr]  --> src/template.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use quick_xml::events::Event;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `quick_xml::Reader`
[INFO] [stderr]  --> src/template.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use quick_xml::Reader;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]   --> src/fixml.rs:30:37
[INFO] [stderr]    |
[INFO] [stderr] 30 |                 Ok(Event::Empty(ref e)) => unimplemented!(),
[INFO] [stderr]    |                                     ^ help: consider prefixing with an underscore: `_e`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `name`
[INFO] [stderr]   --> src/fixml.rs:54:40
[INFO] [stderr]    |
[INFO] [stderr] 54 |     fn transition_close_tag(&mut self, name: &[u8]) -> Result<()> {
[INFO] [stderr]    |                                        ^^^^ help: consider prefixing with an underscore: `_name`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `formula`
[INFO] [stderr]   --> src/template.rs:79:13
[INFO] [stderr]    |
[INFO] [stderr] 79 |         let formula = formula.as_ref();
[INFO] [stderr]    |             ^^^^^^^ help: consider prefixing with an underscore: `_formula`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `settings`
[INFO] [stderr]   --> src/template.rs:83:27
[INFO] [stderr]    |
[INFO] [stderr] 83 |     pub fn codegen(&self, settings: Settings) -> String {
[INFO] [stderr]    |                           ^^^^^^^^ help: consider prefixing with an underscore: `_settings`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `element`
[INFO] [stderr]    --> src/template.rs:130:13
[INFO] [stderr]     |
[INFO] [stderr] 130 |         for element in self.elements {
[INFO] [stderr]     |             ^^^^^^^ help: consider prefixing with an underscore: `_element`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Error`
[INFO] [stderr]  --> src/template.rs:1:18
[INFO] [stderr]   |
[INFO] [stderr] 1 | use crate::err::{Error, Result};
[INFO] [stderr]   |                  ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `quick_xml::events::Event`
[INFO] [stderr]  --> src/template.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use quick_xml::events::Event;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `quick_xml::Reader`
[INFO] [stderr]  --> src/template.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use quick_xml::Reader;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]   --> src/fixml.rs:30:37
[INFO] [stderr]    |
[INFO] [stderr] 30 |                 Ok(Event::Empty(ref e)) => unimplemented!(),
[INFO] [stderr]    |                                     ^ help: consider prefixing with an underscore: `_e`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `name`
[INFO] [stderr]   --> src/fixml.rs:54:40
[INFO] [stderr]    |
[INFO] [stderr] 54 |     fn transition_close_tag(&mut self, name: &[u8]) -> Result<()> {
[INFO] [stderr]    |                                        ^^^^ help: consider prefixing with an underscore: `_name`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `formula`
[INFO] [stderr]   --> src/template.rs:79:13
[INFO] [stderr]    |
[INFO] [stderr] 79 |         let formula = formula.as_ref();
[INFO] [stderr]    |             ^^^^^^^ help: consider prefixing with an underscore: `_formula`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `settings`
[INFO] [stderr]   --> src/template.rs:83:27
[INFO] [stderr]    |
[INFO] [stderr] 83 |     pub fn codegen(&self, settings: Settings) -> String {
[INFO] [stderr]    |                           ^^^^^^^^ help: consider prefixing with an underscore: `_settings`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `element`
[INFO] [stderr]    --> src/template.rs:130:13
[INFO] [stderr]     |
[INFO] [stderr] 130 |         for element in self.elements {
[INFO] [stderr]     |             ^^^^^^^ help: consider prefixing with an underscore: `_element`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.67s
[INFO] running `"docker" "inspect" "71a12f7f43fbd7724097c7b91cc33aabe79f18179eb91769a241c3cd52cd588c"`
[INFO] running `"docker" "rm" "-f" "71a12f7f43fbd7724097c7b91cc33aabe79f18179eb91769a241c3cd52cd588c"`
[INFO] [stdout] 71a12f7f43fbd7724097c7b91cc33aabe79f18179eb91769a241c3cd52cd588c