[INFO] updating cached repository https://github.com/kahing/catfs
[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] daa2b85798fa8ca38306242d51cbc39ed122e271
[INFO] checking kahing/catfs against master#bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc for pr-70917
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkahing%2Fcatfs" "/workspace/builds/worker-7/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kahing/catfs on toolchain bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/kahing/catfs
[INFO] finished tweaking git repo https://github.com/kahing/catfs
[INFO] tweaked toml for git repo https://github.com/kahing/catfs written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/kahing/catfs already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "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] 0633eeb2b62c67ee547a8d91e24db640800fbec4d7b95b1abf0e66a32bc019f5
[INFO] running `"docker" "start" "-a" "0633eeb2b62c67ee547a8d91e24db640800fbec4d7b95b1abf0e66a32bc019f5"`
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling fuse v0.3.1
[INFO] [stderr]     Checking itertools v0.6.5
[INFO] [stderr]     Checking generic-array v0.8.3
[INFO] [stderr]     Checking digest v0.6.2
[INFO] [stderr]     Checking block-buffer v0.2.0
[INFO] [stderr]     Checking sha2 v0.6.0
[INFO] [stderr]     Checking memchr v2.0.1
[INFO] [stderr]     Checking rand v0.3.20
[INFO] [stderr]     Checking time v0.1.39
[INFO] [stderr]     Checking atty v0.2.6
[INFO] [stderr]     Checking unix_socket v0.5.0
[INFO] [stderr]     Checking num_cpus v1.8.0
[INFO] [stderr]     Checking backtrace-sys v0.1.16
[INFO] [stderr]     Checking daemonize v0.2.3
[INFO] [stderr]     Checking xattr v0.2.1
[INFO] [stderr]     Checking backtrace v0.3.5
[INFO] [stderr]     Checking threadpool v1.7.1
[INFO] [stderr]     Checking clap v2.29.1
[INFO] [stderr]     Checking aho-corasick v0.6.4
[INFO] [stderr]     Checking syslog v3.3.0
[INFO] [stderr]     Checking regex v0.2.5
[INFO] [stderr]     Checking chan v0.1.20
[INFO] [stderr]     Checking twox-hash v1.5.0
[INFO] [stderr]     Checking chan-signal v0.2.0
[INFO] [stderr]     Checking env_logger v0.4.3
[INFO] [stderr]     Checking catfs v0.8.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/catfs/rlibc.rs:219:9
[INFO] [stderr]     |
[INFO] [stderr] 219 |         (&mut off_from)
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/catfs/rlibc.rs:224:9
[INFO] [stderr]     |
[INFO] [stderr] 224 |         (&mut off_to)
[INFO] [stderr]     |         ^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/catfs/inode.rs:284:76
[INFO] [stderr]     |
[INFO] [stderr] 284 |     pub fn mkdir(&self, name: &OsStr, mode: libc::mode_t) -> error::Result<(Inode)> {
[INFO] [stderr]     |                                                                            ^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::*`
[INFO] [stderr]   --> src/catfs/flags.rs:82:9
[INFO] [stderr]    |
[INFO] [stderr] 82 |     use super::*;
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/catfs/rlibc.rs:219:9
[INFO] [stderr]     |
[INFO] [stderr] 219 |         (&mut off_from)
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/catfs/rlibc.rs:224:9
[INFO] [stderr]     |
[INFO] [stderr] 224 |         (&mut off_to)
[INFO] [stderr]     |         ^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/catfs/inode.rs:284:76
[INFO] [stderr]     |
[INFO] [stderr] 284 |     pub fn mkdir(&self, name: &OsStr, mode: libc::mode_t) -> error::Result<(Inode)> {
[INFO] [stderr]     |                                                                            ^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::env`
[INFO] [stderr]   --> src/evicter/dir_walker.rs:85:9
[INFO] [stderr]    |
[INFO] [stderr] 85 |     use std::env;
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `PathBuf`, `Path`
[INFO] [stderr]   --> src/evicter/dir_walker.rs:86:21
[INFO] [stderr]    |
[INFO] [stderr] 86 |     use std::path::{Path, PathBuf};
[INFO] [stderr]    |                     ^^^^  ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `catfs::rlibc`
[INFO] [stderr]   --> src/evicter/dir_walker.rs:87:9
[INFO] [stderr]    |
[INFO] [stderr] 87 |     use catfs::rlibc;
[INFO] [stderr]    |         ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::*`
[INFO] [stderr]   --> src/evicter/dir_walker.rs:88:9
[INFO] [stderr]    |
[INFO] [stderr] 88 |     use super::*;
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fs`
[INFO] [stderr]    --> src/evicter/mod.rs:292:9
[INFO] [stderr]     |
[INFO] [stderr] 292 |     use std::fs;
[INFO] [stderr]     |         ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0601]: `main` function not found in crate `catfs`
[INFO] [stderr]  --> src/lib.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | / pub mod catfs;
[INFO] [stderr] 2 | | pub mod evicter;
[INFO] [stderr] 3 | | pub mod pcatfs;
[INFO] [stderr] 4 | | #[macro_use]
[INFO] [stderr] 5 | | extern crate log;
[INFO] [stderr] 6 | |
[INFO] [stderr] 7 | | pub use catfs::CatFS;
[INFO] [stderr]   | |_____________________^ consider adding a `main` function to `src/lib.rs`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/catfs/flags.rs:33:38
[INFO] [stderr]    |
[INFO] [stderr] 33 |         return DiskSpaceParseError(e.description().to_string());
[INFO] [stderr]    |                                      ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/catfs/flags.rs:39:38
[INFO] [stderr]    |
[INFO] [stderr] 39 |         return DiskSpaceParseError(e.description().to_string());
[INFO] [stderr]    |                                      ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/catfs/flags.rs:33:38
[INFO] [stderr]    |
[INFO] [stderr] 33 |         return DiskSpaceParseError(e.description().to_string());
[INFO] [stderr]    |                                      ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/catfs/flags.rs:39:38
[INFO] [stderr]    |
[INFO] [stderr] 39 |         return DiskSpaceParseError(e.description().to_string());
[INFO] [stderr]    |                                      ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0601`.
[INFO] [stderr] error: could not compile `catfs`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "0633eeb2b62c67ee547a8d91e24db640800fbec4d7b95b1abf0e66a32bc019f5"`
[INFO] running `"docker" "rm" "-f" "0633eeb2b62c67ee547a8d91e24db640800fbec4d7b95b1abf0e66a32bc019f5"`
[INFO] [stdout] 0633eeb2b62c67ee547a8d91e24db640800fbec4d7b95b1abf0e66a32bc019f5
