[INFO] fetching crate tagga 0.0.0...
[INFO] testing tagga-0.0.0 against 1.91.0 for beta-1.92-2
[INFO] extracting crate tagga 0.0.0 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate tagga 0.0.0
[INFO] finished tweaking crates.io crate tagga 0.0.0
[INFO] tweaked toml for crates.io crate tagga 0.0.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate tagga 0.0.0 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 396abbe79c2bf1f95f28a12ad77b50b696aaefa7892037b2bad0e9cd4071b933
[INFO] running `Command { std: "docker" "start" "-a" "396abbe79c2bf1f95f28a12ad77b50b696aaefa7892037b2bad0e9cd4071b933", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "396abbe79c2bf1f95f28a12ad77b50b696aaefa7892037b2bad0e9cd4071b933", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "396abbe79c2bf1f95f28a12ad77b50b696aaefa7892037b2bad0e9cd4071b933", kill_on_drop: false }`
[INFO] [stdout] 396abbe79c2bf1f95f28a12ad77b50b696aaefa7892037b2bad0e9cd4071b933
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c3d51f795b97d6e50688ec8932a2e6c5edd482bd3f3afd8dc471b756b41a7dcb
[INFO] running `Command { std: "docker" "start" "-a" "c3d51f795b97d6e50688ec8932a2e6c5edd482bd3f3afd8dc471b756b41a7dcb", kill_on_drop: false }`
[INFO] [stderr]    Compiling tagga v0.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `tags`
[INFO] [stdout]   --> src/lib.rs:45:32
[INFO] [stdout]    |
[INFO] [stdout] 45 |     pub fn search<I, T>(&self, tags: I) -> Vec<FileMeta>
[INFO] [stdout]    |                                ^^^^ help: if this is intentional, prefix it with an underscore: `_tags`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `app_name` and `raw` are never read
[INFO] [stdout]   --> src/lib.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub struct Tagga {
[INFO] [stdout]    |            ----- fields in this struct
[INFO] [stdout] 23 |     app_name: Box<str>,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 24 |     raw: RawTagga,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `db_conn` and `storage_folder` are never read
[INFO] [stdout]   --> src/lib.rs:40:5
[INFO] [stdout]    |
[INFO] [stdout] 39 | pub struct RawTagga {
[INFO] [stdout]    |            -------- fields in this struct
[INFO] [stdout] 40 |     db_conn: (),
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 41 |     storage_folder: (),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `tags` and `inode` are never read
[INFO] [stdout]   --> src/lib.rs:55:5
[INFO] [stdout]    |
[INFO] [stdout] 54 | pub struct FileMeta {
[INFO] [stdout]    |            -------- fields in this struct
[INFO] [stdout] 55 |     tags: Vec<Tag>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 56 |     inode: u128,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `name` and `kind` are never read
[INFO] [stdout]   --> src/lib.rs:75:5
[INFO] [stdout]    |
[INFO] [stdout] 74 | pub struct CustomTag {
[INFO] [stdout]    |            --------- fields in this struct
[INFO] [stdout] 75 |     name: Box<str>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 76 |     kind: CustomKind,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] running `Command { std: "docker" "inspect" "c3d51f795b97d6e50688ec8932a2e6c5edd482bd3f3afd8dc471b756b41a7dcb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3d51f795b97d6e50688ec8932a2e6c5edd482bd3f3afd8dc471b756b41a7dcb", kill_on_drop: false }`
[INFO] [stdout] c3d51f795b97d6e50688ec8932a2e6c5edd482bd3f3afd8dc471b756b41a7dcb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3c69320219d87d6e87faaaa5431862fd323f142d29e0157fc7c6557cd7a091c6
[INFO] running `Command { std: "docker" "start" "-a" "3c69320219d87d6e87faaaa5431862fd323f142d29e0157fc7c6557cd7a091c6", kill_on_drop: false }`
[INFO] [stdout] warning: unused variable: `tags`
[INFO] [stdout]   --> src/lib.rs:45:32
[INFO] [stdout]    |
[INFO] [stdout] 45 |     pub fn search<I, T>(&self, tags: I) -> Vec<FileMeta>
[INFO] [stdout]    |                                ^^^^ help: if this is intentional, prefix it with an underscore: `_tags`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `app_name` and `raw` are never read
[INFO] [stdout]   --> src/lib.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub struct Tagga {
[INFO] [stdout]    |            ----- fields in this struct
[INFO] [stdout] 23 |     app_name: Box<str>,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 24 |     raw: RawTagga,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling tagga v0.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `db_conn` and `storage_folder` are never read
[INFO] [stdout]   --> src/lib.rs:40:5
[INFO] [stdout]    |
[INFO] [stdout] 39 | pub struct RawTagga {
[INFO] [stdout]    |            -------- fields in this struct
[INFO] [stdout] 40 |     db_conn: (),
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 41 |     storage_folder: (),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `tags` and `inode` are never read
[INFO] [stdout]   --> src/lib.rs:55:5
[INFO] [stdout]    |
[INFO] [stdout] 54 | pub struct FileMeta {
[INFO] [stdout]    |            -------- fields in this struct
[INFO] [stdout] 55 |     tags: Vec<Tag>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 56 |     inode: u128,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `name` and `kind` are never read
[INFO] [stdout]   --> src/lib.rs:75:5
[INFO] [stdout]    |
[INFO] [stdout] 74 | pub struct CustomTag {
[INFO] [stdout]    |            --------- fields in this struct
[INFO] [stdout] 75 |     name: Box<str>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 76 |     kind: CustomKind,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tags`
[INFO] [stdout]   --> src/lib.rs:45:32
[INFO] [stdout]    |
[INFO] [stdout] 45 |     pub fn search<I, T>(&self, tags: I) -> Vec<FileMeta>
[INFO] [stdout]    |                                ^^^^ help: if this is intentional, prefix it with an underscore: `_tags`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `app_name` and `raw` are never read
[INFO] [stdout]   --> src/lib.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub struct Tagga {
[INFO] [stdout]    |            ----- fields in this struct
[INFO] [stdout] 23 |     app_name: Box<str>,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 24 |     raw: RawTagga,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `db_conn` and `storage_folder` are never read
[INFO] [stdout]   --> src/lib.rs:40:5
[INFO] [stdout]    |
[INFO] [stdout] 39 | pub struct RawTagga {
[INFO] [stdout]    |            -------- fields in this struct
[INFO] [stdout] 40 |     db_conn: (),
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 41 |     storage_folder: (),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `tags` and `inode` are never read
[INFO] [stdout]   --> src/lib.rs:55:5
[INFO] [stdout]    |
[INFO] [stdout] 54 | pub struct FileMeta {
[INFO] [stdout]    |            -------- fields in this struct
[INFO] [stdout] 55 |     tags: Vec<Tag>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 56 |     inode: u128,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `name` and `kind` are never read
[INFO] [stdout]   --> src/lib.rs:75:5
[INFO] [stdout]    |
[INFO] [stdout] 74 | pub struct CustomTag {
[INFO] [stdout]    |            --------- fields in this struct
[INFO] [stdout] 75 |     name: Box<str>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 76 |     kind: CustomKind,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.18s
[INFO] running `Command { std: "docker" "inspect" "3c69320219d87d6e87faaaa5431862fd323f142d29e0157fc7c6557cd7a091c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c69320219d87d6e87faaaa5431862fd323f142d29e0157fc7c6557cd7a091c6", kill_on_drop: false }`
[INFO] [stdout] 3c69320219d87d6e87faaaa5431862fd323f142d29e0157fc7c6557cd7a091c6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 924e71fcd32a60d7b82d44b03989a51f54f4b4a2d37a81806b82f7c07a174d2e
[INFO] running `Command { std: "docker" "start" "-a" "924e71fcd32a60d7b82d44b03989a51f54f4b4a2d37a81806b82f7c07a174d2e", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `tags`
[INFO] [stderr]   --> src/lib.rs:45:32
[INFO] [stderr]    |
[INFO] [stderr] 45 |     pub fn search<I, T>(&self, tags: I) -> Vec<FileMeta>
[INFO] [stderr]    |                                ^^^^ help: if this is intentional, prefix it with an underscore: `_tags`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: fields `app_name` and `raw` are never read
[INFO] [stderr]   --> src/lib.rs:23:5
[INFO] [stderr]    |
[INFO] [stderr] 22 | pub struct Tagga {
[INFO] [stderr]    |            ----- fields in this struct
[INFO] [stderr] 23 |     app_name: Box<str>,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 24 |     raw: RawTagga,
[INFO] [stderr]    |     ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: fields `db_conn` and `storage_folder` are never read
[INFO] [stderr]   --> src/lib.rs:40:5
[INFO] [stderr]    |
[INFO] [stderr] 39 | pub struct RawTagga {
[INFO] [stderr]    |            -------- fields in this struct
[INFO] [stderr] 40 |     db_conn: (),
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 41 |     storage_folder: (),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: fields `tags` and `inode` are never read
[INFO] [stderr]   --> src/lib.rs:55:5
[INFO] [stderr]    |
[INFO] [stderr] 54 | pub struct FileMeta {
[INFO] [stderr]    |            -------- fields in this struct
[INFO] [stderr] 55 |     tags: Vec<Tag>,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 56 |     inode: u128,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: fields `name` and `kind` are never read
[INFO] [stderr]   --> src/lib.rs:75:5
[INFO] [stderr]    |
[INFO] [stderr] 74 | pub struct CustomTag {
[INFO] [stderr]    |            --------- fields in this struct
[INFO] [stderr] 75 |     name: Box<str>,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 76 |     kind: CustomKind,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `tagga` (lib) generated 5 warnings
[INFO] [stderr] warning: `tagga` (lib test) generated 5 warnings (5 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/tagga-fd65ceb65d613003)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests tagga
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "924e71fcd32a60d7b82d44b03989a51f54f4b4a2d37a81806b82f7c07a174d2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "924e71fcd32a60d7b82d44b03989a51f54f4b4a2d37a81806b82f7c07a174d2e", kill_on_drop: false }`
[INFO] [stdout] 924e71fcd32a60d7b82d44b03989a51f54f4b4a2d37a81806b82f7c07a174d2e