[INFO] updating cached repository https://github.com/krishnakumar4a4/backer-rs [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] b1ef7a47efcf70dfb93ba31b265d8d887e53c653 [INFO] checking krishnakumar4a4/backer-rs against master#45d050cde277b22a755847338f2acc2c7b834141 for pr-71393 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkrishnakumar4a4%2Fbacker-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/krishnakumar4a4/backer-rs on toolchain 45d050cde277b22a755847338f2acc2c7b834141 [INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/krishnakumar4a4/backer-rs [INFO] finished tweaking git repo https://github.com/krishnakumar4a4/backer-rs [INFO] tweaked toml for git repo https://github.com/krishnakumar4a4/backer-rs written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate git repo https://github.com/krishnakumar4a4/backer-rs already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] error: the lock file /workspace/builds/worker-6/source/Cargo.lock needs to be updated but --locked was passed to prevent this [INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag. [INFO] the lockfile is outdated, regenerating it [INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "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" "+45d050cde277b22a755847338f2acc2c7b834141" "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] 8019ce8cccf79e05e9e75240ffde80b3373299ca2be6b19baeba5d2278a48abf [INFO] running `"docker" "start" "-a" "8019ce8cccf79e05e9e75240ffde80b3373299ca2be6b19baeba5d2278a48abf"` [INFO] [stderr] Compiling cc v1.0.52 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking matches v0.1.8 [INFO] [stderr] Checking smallvec v1.4.0 [INFO] [stderr] Checking slab v0.4.2 [INFO] [stderr] Checking unicode-width v0.1.7 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Compiling num-traits v0.2.11 [INFO] [stderr] Compiling num-integer v0.1.42 [INFO] [stderr] Checking unicode-bidi v0.3.4 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking unicode-normalization v0.1.12 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking net2 v0.2.34 [INFO] [stderr] Checking inotify-sys v0.1.3 [INFO] [stderr] Checking filetime v0.2.9 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking inotify v0.7.0 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Checking mio v0.6.22 [INFO] [stderr] Checking idna v0.1.5 [INFO] [stderr] Compiling libz-sys v1.0.25 [INFO] [stderr] Compiling openssl-sys v0.9.55 [INFO] [stderr] Compiling libssh2-sys v0.2.17 [INFO] [stderr] Compiling curl-sys v0.4.31+curl-7.70.0 [INFO] [stderr] Compiling libgit2-sys v0.7.11 [INFO] [stderr] Checking mio-extras v2.0.6 [INFO] [stderr] Checking notify v4.0.15 [INFO] [stderr] Checking url v1.7.2 [INFO] [stderr] Checking chrono v0.4.11 [INFO] [stderr] Checking timer v0.2.0 [INFO] [stderr] Checking git2 v0.7.5 [INFO] [stderr] Checking backer-rs v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/git/mod.rs:82:15 [INFO] [stderr] | [INFO] [stderr] 82 | let sig = try!(repo.signature()); [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/git/mod.rs:86:25 [INFO] [stderr] | [INFO] [stderr] 86 | let mut index = try!(repo.index()); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/git/mod.rs:92:9 [INFO] [stderr] | [INFO] [stderr] 92 | try!(index.write_tree()) [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/git/mod.rs:95:16 [INFO] [stderr] | [INFO] [stderr] 95 | let tree = try!(repo.find_tree(tree_id)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/git/mod.rs:102:5 [INFO] [stderr] | [INFO] [stderr] 102 | try!(repo.commit(Some("HEAD"), &sig, &sig, "Initial commit", &tree, &[])); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/main.rs:97:43 [INFO] [stderr] | [INFO] [stderr] 97 | let mut watcher: RecommendedWatcher = try!(Watcher::new(tx, Duration::from_secs(file_monitor_freq))); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/main.rs:101:5 [INFO] [stderr] | [INFO] [stderr] 101 | try!(watcher.watch(&repo_path, RecursiveMode::NonRecursive)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/git/mod.rs:82:15 [INFO] [stderr] | [INFO] [stderr] 82 | let sig = try!(repo.signature()); [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/git/mod.rs:86:25 [INFO] [stderr] | [INFO] [stderr] 86 | let mut index = try!(repo.index()); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/git/mod.rs:92:9 [INFO] [stderr] | [INFO] [stderr] 92 | try!(index.write_tree()) [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/git/mod.rs:95:16 [INFO] [stderr] | [INFO] [stderr] 95 | let tree = try!(repo.find_tree(tree_id)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/git/mod.rs:102:5 [INFO] [stderr] | [INFO] [stderr] 102 | try!(repo.commit(Some("HEAD"), &sig, &sig, "Initial commit", &tree, &[])); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/main.rs:97:43 [INFO] [stderr] | [INFO] [stderr] 97 | let mut watcher: RecommendedWatcher = try!(Watcher::new(tx, Duration::from_secs(file_monitor_freq))); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/main.rs:101:5 [INFO] [stderr] | [INFO] [stderr] 101 | try!(watcher.watch(&repo_path, RecursiveMode::NonRecursive)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added. [INFO] [stderr] --> src/git/mod.rs:35:25 [INFO] [stderr] | [INFO] [stderr] 35 | index.add_all(["*"].into_iter(),IndexAddOption::DEFAULT , Some(&mut (|a, _b| { println!("path {}",a.to_str().unwrap()); 0 }))); [INFO] [stderr] | ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(array_into_iter)]` on by default [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = note: for more information, see issue #66145 [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:71:5 [INFO] [stderr] | [INFO] [stderr] 71 | git::create_initial_commit(repository); [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/git/mod.rs:35:5 [INFO] [stderr] | [INFO] [stderr] 35 | index.add_all(["*"].into_iter(),IndexAddOption::DEFAULT , Some(&mut (|a, _b| { println!("path {}",a.to_str().unwrap()); 0 }))); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [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/git/mod.rs:36:5 [INFO] [stderr] | [INFO] [stderr] 36 | index.write(); [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added. [INFO] [stderr] --> src/git/mod.rs:35:25 [INFO] [stderr] | [INFO] [stderr] 35 | index.add_all(["*"].into_iter(),IndexAddOption::DEFAULT , Some(&mut (|a, _b| { println!("path {}",a.to_str().unwrap()); 0 }))); [INFO] [stderr] | ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(array_into_iter)]` on by default [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = note: for more information, see issue #66145 [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:71:5 [INFO] [stderr] | [INFO] [stderr] 71 | git::create_initial_commit(repository); [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/git/mod.rs:35:5 [INFO] [stderr] | [INFO] [stderr] 35 | index.add_all(["*"].into_iter(),IndexAddOption::DEFAULT , Some(&mut (|a, _b| { println!("path {}",a.to_str().unwrap()); 0 }))); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [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/git/mod.rs:36:5 [INFO] [stderr] | [INFO] [stderr] 36 | index.write(); [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: 11 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: 11 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 12s [INFO] running `"docker" "inspect" "8019ce8cccf79e05e9e75240ffde80b3373299ca2be6b19baeba5d2278a48abf"` [INFO] running `"docker" "rm" "-f" "8019ce8cccf79e05e9e75240ffde80b3373299ca2be6b19baeba5d2278a48abf"` [INFO] [stdout] 8019ce8cccf79e05e9e75240ffde80b3373299ca2be6b19baeba5d2278a48abf