[INFO] updating cached repository https://github.com/victoriabernard92/file-rename [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] 250459bdbb4f0bf81fbc072f71623ee4ca8624a0 [INFO] checking victoriabernard92/file-rename against try#ea663bba38739867a4b75ac820991b4f5d093c3b for pr-62262-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvictoriabernard92%2Ffile-rename" "/workspace/builds/worker-2/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/victoriabernard92/file-rename on toolchain ea663bba38739867a4b75ac820991b4f5d093c3b [INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/victoriabernard92/file-rename [INFO] finished tweaking git repo https://github.com/victoriabernard92/file-rename [INFO] tweaked toml for git repo https://github.com/victoriabernard92/file-rename written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/victoriabernard92/file-rename already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "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] dee57e0b0d9b0611f7ecbcf1a612070fc90bf77f3a4b0406109e46558a18f53c [INFO] running `"docker" "start" "-a" "dee57e0b0d9b0611f7ecbcf1a612070fc90bf77f3a4b0406109e46558a18f53c"` [INFO] [stderr] Compiling libc v0.2.60 [INFO] [stderr] Compiling syn v0.15.42 [INFO] [stderr] Checking smallvec v0.4.5 [INFO] [stderr] Checking backtrace-sys v0.1.31 [INFO] [stderr] Checking atty v0.2.13 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Checking backtrace v0.3.34 [INFO] [stderr] Checking error-chain v0.10.0 [INFO] [stderr] Compiling structopt-derive v0.2.18 [INFO] [stderr] Checking ferris-says v0.1.1 [INFO] [stderr] Checking structopt v0.2.18 [INFO] [stderr] Checking hello-rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused import: `ferris_says::say` [INFO] [stderr] --> src/main.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use ferris_says::say; // from the previous step [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused imports: `BufWriter`, `stdout` [INFO] [stderr] --> src/main.rs:2:15 [INFO] [stderr] | [INFO] [stderr] 2 | use std::io::{stdout, BufWriter}; [INFO] [stderr] | ^^^^^^ ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `DirEntry` [INFO] [stderr] --> src/main.rs:4:21 [INFO] [stderr] | [INFO] [stderr] 4 | use std::fs::{self, DirEntry}; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `ferris_says::say` [INFO] [stderr] --> src/main.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use ferris_says::say; // from the previous step [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused imports: `BufWriter`, `stdout` [INFO] [stderr] --> src/main.rs:2:15 [INFO] [stderr] | [INFO] [stderr] 2 | use std::io::{stdout, BufWriter}; [INFO] [stderr] | ^^^^^^ ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `DirEntry` [INFO] [stderr] --> src/main.rs:4:21 [INFO] [stderr] | [INFO] [stderr] 4 | use std::fs::{self, DirEntry}; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:46:5 [INFO] [stderr] | [INFO] [stderr] 46 | visit_dirs(&args.path, &args.pattern, &args.replace); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:46:5 [INFO] [stderr] | [INFO] [stderr] 46 | visit_dirs(&args.path, &args.pattern, &args.replace); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 21.64s [INFO] running `"docker" "inspect" "dee57e0b0d9b0611f7ecbcf1a612070fc90bf77f3a4b0406109e46558a18f53c"` [INFO] running `"docker" "rm" "-f" "dee57e0b0d9b0611f7ecbcf1a612070fc90bf77f3a4b0406109e46558a18f53c"` [INFO] [stdout] dee57e0b0d9b0611f7ecbcf1a612070fc90bf77f3a4b0406109e46558a18f53c