[INFO] updating cached repository https://github.com/zserik/rustice
[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] 101e781cd0da7edce857e28ad78c6770a0ace56b
[INFO] checking zserik/rustice against try#d7b51666469c792a8a3f40849607739bae1e705e for pr-71665
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzserik%2Frustice" "/workspace/builds/worker-1/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/zserik/rustice on toolchain d7b51666469c792a8a3f40849607739bae1e705e
[INFO] running `"/workspace/cargo-home/bin/cargo" "+d7b51666469c792a8a3f40849607739bae1e705e" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/zserik/rustice
[INFO] finished tweaking git repo https://github.com/zserik/rustice
[INFO] tweaked toml for git repo https://github.com/zserik/rustice written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/zserik/rustice already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+d7b51666469c792a8a3f40849607739bae1e705e" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"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" "/opt/rustwide/cargo-home/bin/cargo" "+d7b51666469c792a8a3f40849607739bae1e705e" "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] 8723b4cbdb2b6b435068b8e3dcbae53df54d518f8e158e5d323349afacc27079
[INFO] running `"docker" "start" "-a" "8723b4cbdb2b6b435068b8e3dcbae53df54d518f8e158e5d323349afacc27079"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling proc-macro2 v1.0.8
[INFO] [stderr]    Compiling ryu v1.0.2
[INFO] [stderr]    Compiling syn v1.0.14
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling memchr v2.3.0
[INFO] [stderr]    Compiling utf8-ranges v1.0.4
[INFO] [stderr]    Compiling regex-syntax v0.6.14
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling nom v5.1.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling lexical-core v0.4.6
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.10
[INFO] [stderr]     Checking thiserror v1.0.10
[INFO] [stderr]    Compiling delegate v0.3.0
[INFO] [stderr]    Compiling logos-derive v0.9.7
[INFO] [stderr]     Checking readfilez v0.2.0
[INFO] [stderr]     Checking logos v0.9.7
[INFO] [stderr]     Checking rustice v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: variant is never constructed: `Nom`
[INFO] [stderr]   --> src/parse.rs:36:5
[INFO] [stderr]    |
[INFO] [stderr] 36 |     Nom(nom::Err<(I, nom::error::ErrorKind)>),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `parse`
[INFO] [stderr]   --> src/parse.rs:43:8
[INFO] [stderr]    |
[INFO] [stderr] 43 | pub fn parse(prog: &str) -> Result<ParserData, ParserError<&str>> {
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `parse_from_file`
[INFO] [stderr]   --> src/parse.rs:50:8
[INFO] [stderr]    |
[INFO] [stderr] 50 | pub fn parse_from_file(file: io::Result<fs::File>) -> Result<ParserData, ParserError<String>> {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Nom`
[INFO] [stderr]   --> src/parse.rs:36:5
[INFO] [stderr]    |
[INFO] [stderr] 36 |     Nom(nom::Err<(I, nom::error::ErrorKind)>),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `parse`
[INFO] [stderr]   --> src/parse.rs:43:8
[INFO] [stderr]    |
[INFO] [stderr] 43 | pub fn parse(prog: &str) -> Result<ParserData, ParserError<&str>> {
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `parse_from_file`
[INFO] [stderr]   --> src/parse.rs:50:8
[INFO] [stderr]    |
[INFO] [stderr] 50 | pub fn parse_from_file(file: io::Result<fs::File>) -> Result<ParserData, ParserError<String>> {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 52.81s
[INFO] running `"docker" "inspect" "8723b4cbdb2b6b435068b8e3dcbae53df54d518f8e158e5d323349afacc27079"`
[INFO] running `"docker" "rm" "-f" "8723b4cbdb2b6b435068b8e3dcbae53df54d518f8e158e5d323349afacc27079"`
[INFO] [stdout] 8723b4cbdb2b6b435068b8e3dcbae53df54d518f8e158e5d323349afacc27079