[INFO] cloning repository https://github.com/stevebob/gpt-fat32-disk-image [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/stevebob/gpt-fat32-disk-image" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstevebob%2Fgpt-fat32-disk-image", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstevebob%2Fgpt-fat32-disk-image'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] ef1c136472a9a58e63b5a2ab798d2e63bb0b9a08 [INFO] checking stevebob/gpt-fat32-disk-image against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstevebob%2Fgpt-fat32-disk-image" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/stevebob/gpt-fat32-disk-image on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/stevebob/gpt-fat32-disk-image [INFO] finished tweaking git repo https://github.com/stevebob/gpt-fat32-disk-image [INFO] tweaked toml for git repo https://github.com/stevebob/gpt-fat32-disk-image written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/stevebob/gpt-fat32-disk-image already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded meap v0.4.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a74076aa7a83ad661b879ff72386f72422111ec503720ac07a13f47cb37ecfdd [INFO] running `Command { std: "docker" "start" "-a" "a74076aa7a83ad661b879ff72386f72422111ec503720ac07a13f47cb37ecfdd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a74076aa7a83ad661b879ff72386f72422111ec503720ac07a13f47cb37ecfdd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a74076aa7a83ad661b879ff72386f72422111ec503720ac07a13f47cb37ecfdd", kill_on_drop: false }` [INFO] [stdout] a74076aa7a83ad661b879ff72386f72422111ec503720ac07a13f47cb37ecfdd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1f421ff132932edc2238cadcd60e8fd0a7ca2a45c452a0eb847e53721c7f5d5c [INFO] running `Command { std: "docker" "start" "-a" "1f421ff132932edc2238cadcd60e8fd0a7ca2a45c452a0eb847e53721c7f5d5c", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.79 [INFO] [stderr] Compiling getrandom v0.1.15 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Compiling anyhow v1.0.37 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Checking ppv-lite86 v0.2.9 [INFO] [stderr] Checking regex-syntax v0.6.21 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Checking humantime v2.0.1 [INFO] [stderr] Checking termcolor v1.1.2 [INFO] [stderr] Checking meap v0.4.1 [INFO] [stderr] Checking aho-corasick v0.7.15 [INFO] [stderr] Checking mini_fat v0.1.0 (/opt/rustwide/workdir/mini-fat) [INFO] [stderr] Checking atty v0.2.14 [INFO] [stdout] warning: fields `creation_time_tenth`, `creation_time`, `creation_date`, `last_accessed_date`, `write_time`, and `write_date` are never read [INFO] [stdout] --> mini-fat/src/lib.rs:382:5 [INFO] [stdout] | [INFO] [stdout] 378 | struct RawDirectoryEntryNormal { [INFO] [stdout] | ----------------------- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 382 | creation_time_tenth: u8, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 383 | creation_time: u16, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] 384 | creation_date: u16, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] 385 | last_accessed_date: u16, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 386 | first_cluster: u32, [INFO] [stdout] 387 | write_time: u16, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 388 | write_date: u16, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `RawDirectoryEntryNormal` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `order`, `attributes`, and `checksum` are never read [INFO] [stdout] --> mini-fat/src/lib.rs:394:5 [INFO] [stdout] | [INFO] [stdout] 393 | struct RawDirectoryEntryLongName { [INFO] [stdout] | ------------------------- fields in this struct [INFO] [stdout] 394 | order: u8, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 395 | name: String, [INFO] [stdout] 396 | attributes: u8, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 397 | checksum: u8, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `RawDirectoryEntryLongName` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> mini-fat/src/lib.rs:615:24 [INFO] [stdout] | [INFO] [stdout] 615 | BackupDoesNotMatch(Box), [INFO] [stdout] | ------------------ ^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 615 | BackupDoesNotMatch(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `fs_info` and `fs_info_warning` are never read [INFO] [stdout] --> mini-fat/src/lib.rs:996:5 [INFO] [stdout] | [INFO] [stdout] 994 | pub struct FatInfo { [INFO] [stdout] | ------- fields in this struct [INFO] [stdout] 995 | bpb: Bpb, [INFO] [stdout] 996 | fs_info: Option, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 997 | fs_info_warning: Option, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `FatInfo` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `creation_time_tenth`, `creation_time`, `creation_date`, `last_accessed_date`, `write_time`, and `write_date` are never read [INFO] [stdout] --> mini-fat/src/lib.rs:382:5 [INFO] [stdout] | [INFO] [stdout] 378 | struct RawDirectoryEntryNormal { [INFO] [stdout] | ----------------------- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 382 | creation_time_tenth: u8, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 383 | creation_time: u16, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] 384 | creation_date: u16, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] 385 | last_accessed_date: u16, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 386 | first_cluster: u32, [INFO] [stdout] 387 | write_time: u16, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 388 | write_date: u16, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `RawDirectoryEntryNormal` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `order`, `attributes`, and `checksum` are never read [INFO] [stdout] --> mini-fat/src/lib.rs:394:5 [INFO] [stdout] | [INFO] [stdout] 393 | struct RawDirectoryEntryLongName { [INFO] [stdout] | ------------------------- fields in this struct [INFO] [stdout] 394 | order: u8, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 395 | name: String, [INFO] [stdout] 396 | attributes: u8, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 397 | checksum: u8, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `RawDirectoryEntryLongName` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> mini-fat/src/lib.rs:615:24 [INFO] [stdout] | [INFO] [stdout] 615 | BackupDoesNotMatch(Box), [INFO] [stdout] | ------------------ ^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 615 | BackupDoesNotMatch(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `fs_info` and `fs_info_warning` are never read [INFO] [stdout] --> mini-fat/src/lib.rs:996:5 [INFO] [stdout] | [INFO] [stdout] 994 | pub struct FatInfo { [INFO] [stdout] | ------- fields in this struct [INFO] [stdout] 995 | bpb: Bpb, [INFO] [stdout] 996 | fs_info: Option, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 997 | fs_info_warning: Option, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `FatInfo` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking regex v1.4.2 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking env_logger v0.8.2 [INFO] [stderr] Checking uuid v0.8.1 [INFO] [stderr] Checking mini_gpt v0.1.0 (/opt/rustwide/workdir/mini-gpt) [INFO] [stdout] warning: fields `revision`, `header_size`, `header_crc32`, `first_usable_lba`, and `last_usable_lba` are never read [INFO] [stdout] --> mini-gpt/src/lib.rs:66:5 [INFO] [stdout] | [INFO] [stdout] 65 | struct GptHeader { [INFO] [stdout] | --------- fields in this struct [INFO] [stdout] 66 | revision: u32, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 67 | header_size: u32, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] 68 | header_crc32: u32, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 71 | first_usable_lba: u64, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] 72 | last_usable_lba: u64, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `GptHeader` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `comparison` is never read [INFO] [stdout] --> mini-gpt/src/lib.rs:484:5 [INFO] [stdout] | [INFO] [stdout] 482 | struct GptInfoBackupHeader { [INFO] [stdout] | ------------------- field in this struct [INFO] [stdout] 483 | header: GptHeader, [INFO] [stdout] 484 | comparison: Result<(), Error>, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `GptInfoBackupHeader` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `mbr`, `header`, and `backup_header` are never read [INFO] [stdout] --> mini-gpt/src/lib.rs:489:5 [INFO] [stdout] | [INFO] [stdout] 488 | pub struct GptInfo { [INFO] [stdout] | ------- fields in this struct [INFO] [stdout] 489 | mbr: Mbr, [INFO] [stdout] | ^^^ [INFO] [stdout] 490 | header: GptHeader, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 491 | backup_header: Result, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `GptInfo` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `revision`, `header_size`, `header_crc32`, `first_usable_lba`, and `last_usable_lba` are never read [INFO] [stdout] --> mini-gpt/src/lib.rs:66:5 [INFO] [stdout] | [INFO] [stdout] 65 | struct GptHeader { [INFO] [stdout] | --------- fields in this struct [INFO] [stdout] 66 | revision: u32, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 67 | header_size: u32, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] 68 | header_crc32: u32, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 71 | first_usable_lba: u64, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] 72 | last_usable_lba: u64, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `GptHeader` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `comparison` is never read [INFO] [stdout] --> mini-gpt/src/lib.rs:484:5 [INFO] [stdout] | [INFO] [stdout] 482 | struct GptInfoBackupHeader { [INFO] [stdout] | ------------------- field in this struct [INFO] [stdout] 483 | header: GptHeader, [INFO] [stdout] 484 | comparison: Result<(), Error>, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `GptInfoBackupHeader` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `mbr`, `header`, and `backup_header` are never read [INFO] [stdout] --> mini-gpt/src/lib.rs:489:5 [INFO] [stdout] | [INFO] [stdout] 488 | pub struct GptInfo { [INFO] [stdout] | ------- fields in this struct [INFO] [stdout] 489 | mbr: Mbr, [INFO] [stdout] | ^^^ [INFO] [stdout] 490 | header: GptHeader, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 491 | backup_header: Result, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `GptInfo` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking gpt-fat-disk-image-tools v0.1.0 (/opt/rustwide/workdir/tools) [INFO] [stdout] warning: field `gpt_info` is never read [INFO] [stdout] --> tools/src/info.rs:35:5 [INFO] [stdout] | [INFO] [stdout] 34 | struct DisplayInfo { [INFO] [stdout] | ----------- field in this struct [INFO] [stdout] 35 | gpt_info: Option, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `DisplayInfo` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `gpt_info` is never read [INFO] [stdout] --> tools/src/info.rs:35:5 [INFO] [stdout] | [INFO] [stdout] 34 | struct DisplayInfo { [INFO] [stdout] | ----------- field in this struct [INFO] [stdout] 35 | gpt_info: Option, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `DisplayInfo` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.50s [INFO] running `Command { std: "docker" "inspect" "1f421ff132932edc2238cadcd60e8fd0a7ca2a45c452a0eb847e53721c7f5d5c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1f421ff132932edc2238cadcd60e8fd0a7ca2a45c452a0eb847e53721c7f5d5c", kill_on_drop: false }` [INFO] [stdout] 1f421ff132932edc2238cadcd60e8fd0a7ca2a45c452a0eb847e53721c7f5d5c [INFO] checking stevebob/gpt-fat32-disk-image against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstevebob%2Fgpt-fat32-disk-image" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/stevebob/gpt-fat32-disk-image on toolchain 3a4bc97f6385a3aa300a4fd689b44350e54fd676 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/stevebob/gpt-fat32-disk-image [INFO] finished tweaking git repo https://github.com/stevebob/gpt-fat32-disk-image [INFO] tweaked toml for git repo https://github.com/stevebob/gpt-fat32-disk-image written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/stevebob/gpt-fat32-disk-image already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1739d2f9b1a16f0eeea0477a11957b6962e40f6d8131b9023f847d747d844a2b [INFO] running `Command { std: "docker" "start" "-a" "1739d2f9b1a16f0eeea0477a11957b6962e40f6d8131b9023f847d747d844a2b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1739d2f9b1a16f0eeea0477a11957b6962e40f6d8131b9023f847d747d844a2b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1739d2f9b1a16f0eeea0477a11957b6962e40f6d8131b9023f847d747d844a2b", kill_on_drop: false }` [INFO] [stdout] 1739d2f9b1a16f0eeea0477a11957b6962e40f6d8131b9023f847d747d844a2b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0d1341803c86730d2aa74e18754ab06797209e02e106a855613561415838d17e [INFO] running `Command { std: "docker" "start" "-a" "0d1341803c86730d2aa74e18754ab06797209e02e106a855613561415838d17e", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.79 [INFO] [stderr] Compiling getrandom v0.1.15 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Compiling anyhow v1.0.37 [INFO] [stderr] Checking ppv-lite86 v0.2.9 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking regex-syntax v0.6.21 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Checking termcolor v1.1.2 [INFO] [stderr] Checking humantime v2.0.1 [INFO] [stderr] Checking meap v0.4.1 [INFO] [stderr] Checking aho-corasick v0.7.15 [INFO] [stderr] Checking mini_fat v0.1.0 (/opt/rustwide/workdir/mini-fat) [INFO] [stderr] Checking atty v0.2.14 [INFO] [stdout] warning: fields `creation_time_tenth`, `creation_time`, `creation_date`, `last_accessed_date`, `write_time`, and `write_date` are never read [INFO] [stdout] --> mini-fat/src/lib.rs:382:5 [INFO] [stdout] | [INFO] [stdout] 378 | struct RawDirectoryEntryNormal { [INFO] [stdout] | ----------------------- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 382 | creation_time_tenth: u8, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 383 | creation_time: u16, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] 384 | creation_date: u16, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] 385 | last_accessed_date: u16, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 386 | first_cluster: u32, [INFO] [stdout] 387 | write_time: u16, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 388 | write_date: u16, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `RawDirectoryEntryNormal` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `order`, `attributes`, and `checksum` are never read [INFO] [stdout] --> mini-fat/src/lib.rs:394:5 [INFO] [stdout] | [INFO] [stdout] 393 | struct RawDirectoryEntryLongName { [INFO] [stdout] | ------------------------- fields in this struct [INFO] [stdout] 394 | order: u8, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 395 | name: String, [INFO] [stdout] 396 | attributes: u8, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 397 | checksum: u8, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `RawDirectoryEntryLongName` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> mini-fat/src/lib.rs:615:24 [INFO] [stdout] | [INFO] [stdout] 615 | BackupDoesNotMatch(Box), [INFO] [stdout] | ------------------ ^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 615 | BackupDoesNotMatch(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `fs_info` and `fs_info_warning` are never read [INFO] [stdout] --> mini-fat/src/lib.rs:996:5 [INFO] [stdout] | [INFO] [stdout] 994 | pub struct FatInfo { [INFO] [stdout] | ------- fields in this struct [INFO] [stdout] 995 | bpb: Bpb, [INFO] [stdout] 996 | fs_info: Option, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 997 | fs_info_warning: Option, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `FatInfo` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `creation_time_tenth`, `creation_time`, `creation_date`, `last_accessed_date`, `write_time`, and `write_date` are never read [INFO] [stdout] --> mini-fat/src/lib.rs:382:5 [INFO] [stdout] | [INFO] [stdout] 378 | struct RawDirectoryEntryNormal { [INFO] [stdout] | ----------------------- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 382 | creation_time_tenth: u8, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 383 | creation_time: u16, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] 384 | creation_date: u16, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] 385 | last_accessed_date: u16, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 386 | first_cluster: u32, [INFO] [stdout] 387 | write_time: u16, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 388 | write_date: u16, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `RawDirectoryEntryNormal` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `order`, `attributes`, and `checksum` are never read [INFO] [stdout] --> mini-fat/src/lib.rs:394:5 [INFO] [stdout] | [INFO] [stdout] 393 | struct RawDirectoryEntryLongName { [INFO] [stdout] | ------------------------- fields in this struct [INFO] [stdout] 394 | order: u8, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 395 | name: String, [INFO] [stdout] 396 | attributes: u8, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 397 | checksum: u8, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `RawDirectoryEntryLongName` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> mini-fat/src/lib.rs:615:24 [INFO] [stdout] | [INFO] [stdout] 615 | BackupDoesNotMatch(Box), [INFO] [stdout] | ------------------ ^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 615 | BackupDoesNotMatch(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `fs_info` and `fs_info_warning` are never read [INFO] [stdout] --> mini-fat/src/lib.rs:996:5 [INFO] [stdout] | [INFO] [stdout] 994 | pub struct FatInfo { [INFO] [stdout] | ------- fields in this struct [INFO] [stdout] 995 | bpb: Bpb, [INFO] [stdout] 996 | fs_info: Option, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 997 | fs_info_warning: Option, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `FatInfo` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking regex v1.4.2 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/regex-1.4.2/src/exec.rs:836:13 [INFO] [stdout] | [INFO] [stdout] 836 | / match dfa::Fsm::reverse( [INFO] [stdout] 837 | | &self.ro.dfa_reverse, [INFO] [stdout] 838 | | self.cache.value(), [INFO] [stdout] 839 | | false, [INFO] [stdout] ... | [INFO] [stdout] 850 | | Quit => return Some(Quit), [INFO] [stdout] 851 | | }; [INFO] [stdout] | |_____________^ cannot infer type [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stderr] error: could not compile `regex` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "0d1341803c86730d2aa74e18754ab06797209e02e106a855613561415838d17e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0d1341803c86730d2aa74e18754ab06797209e02e106a855613561415838d17e", kill_on_drop: false }` [INFO] [stdout] 0d1341803c86730d2aa74e18754ab06797209e02e106a855613561415838d17e