[INFO] fetching crate bitcoinleveldb-options 0.1.16-alpha.0...
[INFO] checking bitcoinleveldb-options-0.1.16-alpha.0 against master#e59540968e0c6fc3c37d92a639b83fc8fcee5e81 for pr-114559
[INFO] extracting crate bitcoinleveldb-options 0.1.16-alpha.0 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate bitcoinleveldb-options 0.1.16-alpha.0 on toolchain e59540968e0c6fc3c37d92a639b83fc8fcee5e81
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e59540968e0c6fc3c37d92a639b83fc8fcee5e81" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bitcoinleveldb-options 0.1.16-alpha.0
[INFO] finished tweaking crates.io crate bitcoinleveldb-options 0.1.16-alpha.0
[INFO] tweaked toml for crates.io crate bitcoinleveldb-options 0.1.16-alpha.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e59540968e0c6fc3c37d92a639b83fc8fcee5e81" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e59540968e0c6fc3c37d92a639b83fc8fcee5e81" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stdout] 7715cb6db230d6a2288766357075681952ae37e6d36a334a78b21fad2ed8451c
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[INFO] running `Command { std: "docker" "rm" "-f" "7715cb6db230d6a2288766357075681952ae37e6d36a334a78b21fad2ed8451c", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:5c16f4e6c37141f9fef0bc86f7a492d732943053e42aab8461035881e3f53823" "/opt/rustwide/cargo-home/bin/cargo" "+e59540968e0c6fc3c37d92a639b83fc8fcee5e81" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 66f45839eac41895879c5042d56d8663a53a7d7ef6fdd08157f4e61f839cf561
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[INFO] [stderr]    Compiling bitcoinleveldb-options v0.1.16-alpha.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `bitcoin_derive::*`
[INFO] [stdout]  --> src/imports.rs:2:16
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub(crate) use bitcoin_derive::*;
[INFO] [stdout]   |                ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `bitcoin_derive::*`
[INFO] [stdout]  --> src/imports.rs:2:16
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub(crate) use bitcoin_derive::*;
[INFO] [stdout]   |                ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]    --> src/options.rs:52:5
[INFO] [stdout]     |
[INFO] [stdout] 35  | pub struct Options {
[INFO] [stdout]     |            ------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 52  |     comparator:        Box<dyn SliceComparator>,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 59  |     create_if_missing: bool, // default = false
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 66  |     error_if_exists:   bool, // default = false
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 78  |     paranoid_checks:   bool, // default = false
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 87  |     env:               Rc<RefCell<dyn Env>>,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 96  |     info_log:          *mut dyn Logger, // default = nullptr
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 116 |     write_buffer_size:      usize, // default = 4 * 1024 * 1024
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 124 |     max_open_files:         i32, // default = 1000
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 136 |     block_cache:            *mut Cache, // default = nullptr
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 146 |     block_size:             usize, // default = 4 * 1024
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 156 |     block_restart_interval: i32, // default = 16
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 173 |     max_file_size:          usize, // default = 2 * 1024 * 1024
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 198 |     compression: CompressionType, // default = kSnappyCompression
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 209 |     reuse_logs:    bool, // default = false
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 218 |     filter_policy: Box<dyn FilterPolicy>, // default = nullptr
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `verify_checksums`, `fill_cache`, and `snapshot` are never read
[INFO] [stdout]    --> src/options.rs:247:5
[INFO] [stdout]     |
[INFO] [stdout] 239 | pub struct ReadOptions {
[INFO] [stdout]     |            ----------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 247 |     verify_checksums: bool, // default = false
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 255 |     fill_cache:       bool, // default = true
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 265 |     snapshot:         Option<Box<dyn Snapshot>>, // default = nullptr
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `sync` is never read
[INFO] [stdout]    --> src/options.rs:294:5
[INFO] [stdout]     |
[INFO] [stdout] 273 | pub struct WriteOptions {
[INFO] [stdout]     |            ------------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 294 |     sync: bool, // default = false
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]    --> src/options.rs:52:5
[INFO] [stdout]     |
[INFO] [stdout] 35  | pub struct Options {
[INFO] [stdout]     |            ------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 52  |     comparator:        Box<dyn SliceComparator>,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 59  |     create_if_missing: bool, // default = false
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 66  |     error_if_exists:   bool, // default = false
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 78  |     paranoid_checks:   bool, // default = false
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 87  |     env:               Rc<RefCell<dyn Env>>,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 96  |     info_log:          *mut dyn Logger, // default = nullptr
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 116 |     write_buffer_size:      usize, // default = 4 * 1024 * 1024
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 124 |     max_open_files:         i32, // default = 1000
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 136 |     block_cache:            *mut Cache, // default = nullptr
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 146 |     block_size:             usize, // default = 4 * 1024
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 156 |     block_restart_interval: i32, // default = 16
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 173 |     max_file_size:          usize, // default = 2 * 1024 * 1024
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 198 |     compression: CompressionType, // default = kSnappyCompression
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 209 |     reuse_logs:    bool, // default = false
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 218 |     filter_policy: Box<dyn FilterPolicy>, // default = nullptr
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `verify_checksums`, `fill_cache`, and `snapshot` are never read
[INFO] [stdout]    --> src/options.rs:247:5
[INFO] [stdout]     |
[INFO] [stdout] 239 | pub struct ReadOptions {
[INFO] [stdout]     |            ----------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 247 |     verify_checksums: bool, // default = false
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 255 |     fill_cache:       bool, // default = true
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 265 |     snapshot:         Option<Box<dyn Snapshot>>, // default = nullptr
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `sync` is never read
[INFO] [stdout]    --> src/options.rs:294:5
[INFO] [stdout]     |
[INFO] [stdout] 273 | pub struct WriteOptions {
[INFO] [stdout]     |            ------------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 294 |     sync: bool, // default = false
[INFO] [stdout]     |     ^^^^
[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]     Finished dev [unoptimized + debuginfo] target(s) in 1m 02s
[INFO] running `Command { std: "docker" "inspect" "66f45839eac41895879c5042d56d8663a53a7d7ef6fdd08157f4e61f839cf561", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66f45839eac41895879c5042d56d8663a53a7d7ef6fdd08157f4e61f839cf561", kill_on_drop: false }`
[INFO] [stdout] 66f45839eac41895879c5042d56d8663a53a7d7ef6fdd08157f4e61f839cf561
