[INFO] cloning repository https://github.com/Nicoretti/xxd-rs
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Nicoretti/xxd-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNicoretti%2Fxxd-rs"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNicoretti%2Fxxd-rs'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 7b4996d3ffd24324af5dc296559e990cb00e1953
[INFO] checking Nicoretti/xxd-rs against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNicoretti%2Fxxd-rs" "/workspace/builds/worker-6/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Nicoretti/xxd-rs on toolchain e4dba30b9b475d8750370c4dfb49b6541990904d
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/Nicoretti/xxd-rs
[INFO] finished tweaking git repo https://github.com/Nicoretti/xxd-rs
[INFO] tweaked toml for git repo https://github.com/Nicoretti/xxd-rs written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/Nicoretti/xxd-rs already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] d35ef3397b5bd0f89955f9d344e927e835a5e0672e9d389ef321edb1ef20020a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "d35ef3397b5bd0f89955f9d344e927e835a5e0672e9d389ef321edb1ef20020a"`
[INFO] [stderr]    Compiling syn v0.15.29
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]    Compiling autocfg v0.1.2
[INFO] [stderr]     Checking lazy_static v1.3.0
[INFO] [stderr]     Checking cfg-if v0.1.7
[INFO] [stderr]     Checking ucd-util v0.1.3
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling unicode-width v0.1.4
[INFO] [stderr]     Checking utf8-ranges v1.0.2
[INFO] [stderr]    Compiling bitflags v0.7.0
[INFO] [stderr]     Checking rustc-demangle v0.1.4
[INFO] [stderr]    Compiling unicode-segmentation v1.1.0
[INFO] [stderr]    Compiling vec_map v0.6.0
[INFO] [stderr]     Checking remove_dir_all v0.5.1
[INFO] [stderr]     Checking termcolor v0.3.6
[INFO] [stderr]     Checking nom v3.0.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]    Compiling serde v1.0.89
[INFO] [stderr]    Compiling proc-macro2 v0.4.27
[INFO] [stderr]     Checking term_size v0.2.3
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking uuid v0.6.5
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]     Checking regex-syntax v0.6.5
[INFO] [stderr]     Checking clap v2.20.5
[INFO] [stderr]    Compiling backtrace v0.3.14
[INFO] [stderr]    Compiling quote v0.6.11
[INFO] [stderr]     Checking aho-corasick v0.6.10
[INFO] [stderr]     Checking regex v1.1.2
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]     Checking os_type v2.2.0
[INFO] [stderr]    Compiling serde_derive v1.0.89
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]    Compiling xxd-rs v0.2.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking human-panic v1.0.1
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/xxd/dump.rs:178:33
[INFO] [stderr]     |
[INFO] [stderr] 178 |                 character @ 20u8...126u8 => write!(f, "{}", character as char)?,
[INFO] [stderr]     |                                 ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/xxd/dump.rs:223:18
[INFO] [stderr]     |
[INFO] [stderr] 223 |     writer: &mut Write,
[INFO] [stderr]     |                  ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/xxd/dump.rs:254:40
[INFO] [stderr]     |
[INFO] [stderr] 254 | fn dump_line(data: &[u8], writer: &mut Write, output_settings: Config) {
[INFO] [stderr]     |                                        ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/xxd/dump.rs:178:33
[INFO] [stderr]     |
[INFO] [stderr] 178 |                 character @ 20u8...126u8 => write!(f, "{}", character as char)?,
[INFO] [stderr]     |                                 ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/xxd/dump.rs:223:18
[INFO] [stderr]     |
[INFO] [stderr] 223 |     writer: &mut Write,
[INFO] [stderr]     |                  ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/xxd/dump.rs:254:40
[INFO] [stderr]     |
[INFO] [stderr] 254 | fn dump_line(data: &[u8], writer: &mut Write, output_settings: Config) {
[INFO] [stderr]     |                                        ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/bin/main.rs:41:50
[INFO] [stderr]    |
[INFO] [stderr] 41 | pub fn create_reader(path: String) -> Result<Box<std::io::Read>, failure::Error> {
[INFO] [stderr]    |                                                  ^^^^^^^^^^^^^ help: use `dyn`: `dyn std::io::Read`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/bin/main.rs:51:50
[INFO] [stderr]    |
[INFO] [stderr] 51 | pub fn create_writer(path: String) -> Result<Box<std::io::Write>, failure::Error> {
[INFO] [stderr]    |                                                  ^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::io::Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/bin/main.rs:41:50
[INFO] [stderr]    |
[INFO] [stderr] 41 | pub fn create_reader(path: String) -> Result<Box<std::io::Read>, failure::Error> {
[INFO] [stderr]    |                                                  ^^^^^^^^^^^^^ help: use `dyn`: `dyn std::io::Read`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/bin/main.rs:51:50
[INFO] [stderr]    |
[INFO] [stderr] 51 | pub fn create_writer(path: String) -> Result<Box<std::io::Write>, failure::Error> {
[INFO] [stderr]    |                                                  ^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::io::Write`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/bin/main.rs:55:17
[INFO] [stderr]    |
[INFO] [stderr] 55 |             let mut file_writer = std::fs::File::create(path)?;
[INFO] [stderr]    |                 ----^^^^^^^^^^^
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/bin/main.rs:55:17
[INFO] [stderr]    |
[INFO] [stderr] 55 |             let mut file_writer = std::fs::File::create(path)?;
[INFO] [stderr]    |                 ----^^^^^^^^^^^
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 50.57s
[INFO] running `"docker" "inspect" "d35ef3397b5bd0f89955f9d344e927e835a5e0672e9d389ef321edb1ef20020a"`
[INFO] running `"docker" "rm" "-f" "d35ef3397b5bd0f89955f9d344e927e835a5e0672e9d389ef321edb1ef20020a"`
[INFO] [stdout] d35ef3397b5bd0f89955f9d344e927e835a5e0672e9d389ef321edb1ef20020a