[INFO] cloning repository https://github.com/yzyDavid/YBase [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yzyDavid/YBase" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FyzyDavid%2FYBase"` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FyzyDavid%2FYBase'... [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 6ff6c15216bafcfe6da83c1683fb7178d9e6926b [INFO] checking yzyDavid/YBase against master#45d050cde277b22a755847338f2acc2c7b834141 for pr-71393 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FyzyDavid%2FYBase" "/workspace/builds/worker-14/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/yzyDavid/YBase 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/yzyDavid/YBase [INFO] finished tweaking git repo https://github.com/yzyDavid/YBase [INFO] tweaked toml for git repo https://github.com/yzyDavid/YBase written to /workspace/builds/worker-14/source/Cargo.toml [INFO] crate git repo https://github.com/yzyDavid/YBase already has a lockfile, it will not be regenerated [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-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 77171bf40b2b867c743826e542c8255cc1ec56998ebf15c219bc50dc939c7fe4 [INFO] running `"docker" "start" "-a" "77171bf40b2b867c743826e542c8255cc1ec56998ebf15c219bc50dc939c7fe4"` [INFO] [stderr] Compiling libc v0.2.60 [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling nix v0.14.1 [INFO] [stderr] Checking rand_chacha v0.1.1 [INFO] [stderr] Checking rand_pcg v0.1.2 [INFO] [stderr] Compiling syn v0.15.42 [INFO] [stderr] Checking aho-corasick v0.7.4 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking atty v0.2.13 [INFO] [stderr] Checking rand v0.6.5 [INFO] [stderr] Checking regex v1.2.0 [INFO] [stderr] Checking uuid v0.7.4 [INFO] [stderr] Checking env_logger v0.6.2 [INFO] [stderr] Compiling serde_derive v1.0.98 [INFO] [stderr] Checking serde v1.0.98 [INFO] [stderr] Checking serde_json v1.0.40 [INFO] [stderr] Checking ybase v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused import: `std::collections::HashMap` [INFO] [stderr] --> src/storage/fixmap/engine.rs:15:5 [INFO] [stderr] | [INFO] [stderr] 15 | use std::collections::HashMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::thread::current` [INFO] [stderr] --> src/storage/fixmap/engine.rs:16:5 [INFO] [stderr] | [INFO] [stderr] 16 | use std::thread::current; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::HashMap` [INFO] [stderr] --> src/storage/fixmap/engine.rs:15:5 [INFO] [stderr] | [INFO] [stderr] 15 | use std::collections::HashMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::thread::current` [INFO] [stderr] --> src/storage/fixmap/engine.rs:16:5 [INFO] [stderr] | [INFO] [stderr] 16 | use std::thread::current; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `os_string` [INFO] [stderr] --> src/error.rs:39:13 [INFO] [stderr] | [INFO] [stderr] 39 | fn from(os_string: std::ffi::OsString) -> Self { [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_os_string` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never read: `meta_path` [INFO] [stderr] --> src/storage/fixmap/engine.rs:47:5 [INFO] [stderr] | [INFO] [stderr] 47 | meta_path: PathBuf, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never read: `context` [INFO] [stderr] --> src/storage/fixmap/engine.rs:49:5 [INFO] [stderr] | [INFO] [stderr] 49 | context: RuntimeContext, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `alloc_page` [INFO] [stderr] --> src/storage/fixmap/engine.rs:57:5 [INFO] [stderr] | [INFO] [stderr] 57 | fn alloc_page(&mut self) -> Result<()> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `sync_meta` [INFO] [stderr] --> src/storage/fixmap/engine.rs:93:5 [INFO] [stderr] | [INFO] [stderr] 93 | fn sync_meta(&self) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/storage/fixmap/engine.rs:63:9 [INFO] [stderr] | [INFO] [stderr] 63 | self.mmap_file(&page_path); [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/storage/fixmap/engine.rs:94:9 [INFO] [stderr] | [INFO] [stderr] 94 | serde_json::to_string(&self.meta); [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/storage/fixmap/engine.rs:108:13 [INFO] [stderr] | [INFO] [stderr] 108 | self.mmap_file(&page_path); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: 10 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: unused variable: `os_string` [INFO] [stderr] --> src/error.rs:39:13 [INFO] [stderr] | [INFO] [stderr] 39 | fn from(os_string: std::ffi::OsString) -> Self { [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_os_string` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never read: `meta_path` [INFO] [stderr] --> src/storage/fixmap/engine.rs:47:5 [INFO] [stderr] | [INFO] [stderr] 47 | meta_path: PathBuf, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never read: `context` [INFO] [stderr] --> src/storage/fixmap/engine.rs:49:5 [INFO] [stderr] | [INFO] [stderr] 49 | context: RuntimeContext, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `alloc_page` [INFO] [stderr] --> src/storage/fixmap/engine.rs:57:5 [INFO] [stderr] | [INFO] [stderr] 57 | fn alloc_page(&mut self) -> Result<()> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `sync_meta` [INFO] [stderr] --> src/storage/fixmap/engine.rs:93:5 [INFO] [stderr] | [INFO] [stderr] 93 | fn sync_meta(&self) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/storage/fixmap/engine.rs:63:9 [INFO] [stderr] | [INFO] [stderr] 63 | self.mmap_file(&page_path); [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/storage/fixmap/engine.rs:94:9 [INFO] [stderr] | [INFO] [stderr] 94 | serde_json::to_string(&self.meta); [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/storage/fixmap/engine.rs:108:13 [INFO] [stderr] | [INFO] [stderr] 108 | self.mmap_file(&page_path); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: 10 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 43.66s [INFO] running `"docker" "inspect" "77171bf40b2b867c743826e542c8255cc1ec56998ebf15c219bc50dc939c7fe4"` [INFO] running `"docker" "rm" "-f" "77171bf40b2b867c743826e542c8255cc1ec56998ebf15c219bc50dc939c7fe4"` [INFO] [stdout] 77171bf40b2b867c743826e542c8255cc1ec56998ebf15c219bc50dc939c7fe4