[INFO] cloning repository https://github.com/Fahien/leveldb-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Fahien/leveldb-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFahien%2Fleveldb-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFahien%2Fleveldb-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8389c6d2decd696a3c9b24120879738feadc7de9
[INFO] building Fahien/leveldb-rs against master#f5209000832c9d3bc29c91f4daef4ca9f28dc797+target=wasm32-wasip1 for pr-149868
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFahien%2Fleveldb-rs" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Fahien/leveldb-rs
[INFO] finished tweaking git repo https://github.com/Fahien/leveldb-rs
[INFO] tweaked toml for git repo https://github.com/Fahien/leveldb-rs written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Fahien/leveldb-rs on toolchain f5209000832c9d3bc29c91f4daef4ca9f28dc797
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f5209000832c9d3bc29c91f4daef4ca9f28dc797" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Fahien/leveldb-rs 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" "+f5209000832c9d3bc29c91f4daef4ca9f28dc797" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tempdir v0.3.7
[INFO] [stderr]   Downloaded cc v1.0.70
[INFO] [stderr]   Downloaded cmake v0.1.45
[INFO] [stderr]   Downloaded ffi-opaque v2.0.1
[INFO] [stderr]   Downloaded libc v0.2.102
[INFO] [stderr]   Downloaded leveldb-sys v2.0.9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+f5209000832c9d3bc29c91f4daef4ca9f28dc797" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a7e3ab78b12ec0018d15a7f4006549faccd1f4882e793ed97cda14a541536426
[INFO] running `Command { std: "docker" "start" "-a" "a7e3ab78b12ec0018d15a7f4006549faccd1f4882e793ed97cda14a541536426", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a7e3ab78b12ec0018d15a7f4006549faccd1f4882e793ed97cda14a541536426", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7e3ab78b12ec0018d15a7f4006549faccd1f4882e793ed97cda14a541536426", kill_on_drop: false }`
[INFO] [stdout] a7e3ab78b12ec0018d15a7f4006549faccd1f4882e793ed97cda14a541536426
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+f5209000832c9d3bc29c91f4daef4ca9f28dc797" "build" "--frozen" "--message-format=json" "--target" "wasm32-wasip1", kill_on_drop: false }`
[INFO] [stdout] abb9c046395fcfb05188dbc7d52704fad71a021a29bf8ae53fa9742f983361b6
[INFO] running `Command { std: "docker" "start" "-a" "abb9c046395fcfb05188dbc7d52704fad71a021a29bf8ae53fa9742f983361b6", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.102
[INFO] [stderr]    Compiling cc v1.0.70
[INFO] [stderr]    Compiling ffi-opaque v2.0.1
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling cmake v0.1.45
[INFO] [stderr]    Compiling leveldb-sys v2.0.9
[INFO] [stderr]    Compiling leveldb v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `LdbOptions` is never constructed
[INFO] [stdout]  --> src/lib.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | struct LdbOptions {
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/lib.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout]  9 | impl LdbOptions {
[INFO] [stdout]    | --------------- associated function in this implementation
[INFO] [stdout] 10 |     fn new() -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Ldb` is never constructed
[INFO] [stdout]   --> src/lib.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 25 | struct Ldb {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `check`, `check_error`, `write`, and `read` are never used
[INFO] [stdout]   --> src/lib.rs:33:8
[INFO] [stdout]    |
[INFO] [stdout] 32 | impl Ldb {
[INFO] [stdout]    | -------- associated items in this implementation
[INFO] [stdout] 33 |     fn new(path: &str, options: &LdbOptions) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 49 |     fn check(errptr: *mut i8) {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 56 |     fn check_error(&self) {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 60 |     fn write(&mut self, key: &str, val: &str) {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 75 |     fn read(&mut self, key: &str) -> Result<String, ()> {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Database` is never constructed
[INFO] [stdout]    --> src/lib.rs:111:8
[INFO] [stdout]     |
[INFO] [stdout] 111 | struct Database {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `open_or_create`, `write`, and `read` are never used
[INFO] [stdout]    --> src/lib.rs:116:8
[INFO] [stdout]     |
[INFO] [stdout] 115 | impl Database {
[INFO] [stdout]     | ------------- associated items in this implementation
[INFO] [stdout] 116 |     fn open_or_create(path: &str) -> Self {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 122 |     fn write(&mut self, key: &str, val: &str) {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 126 |     fn read(&mut self, key: &str) -> Result<String, ()> {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.51s
[INFO] running `Command { std: "docker" "inspect" "abb9c046395fcfb05188dbc7d52704fad71a021a29bf8ae53fa9742f983361b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "abb9c046395fcfb05188dbc7d52704fad71a021a29bf8ae53fa9742f983361b6", kill_on_drop: false }`
[INFO] [stdout] abb9c046395fcfb05188dbc7d52704fad71a021a29bf8ae53fa9742f983361b6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+f5209000832c9d3bc29c91f4daef4ca9f28dc797" "test" "--frozen" "--no-run" "--message-format=json" "--target" "wasm32-wasip1", kill_on_drop: false }`
[INFO] [stdout] 4cff0945cd15bd83a8b3c737c24ac8dd01baa051c399cbb04018041a2782be37
[INFO] running `Command { std: "docker" "start" "-a" "4cff0945cd15bd83a8b3c737c24ac8dd01baa051c399cbb04018041a2782be37", kill_on_drop: false }`
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stdout] warning: struct `LdbOptions` is never constructed
[INFO] [stdout]  --> src/lib.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | struct LdbOptions {
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/lib.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout]  9 | impl LdbOptions {
[INFO] [stdout]    | --------------- associated function in this implementation
[INFO] [stdout] 10 |     fn new() -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Ldb` is never constructed
[INFO] [stdout]   --> src/lib.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 25 | struct Ldb {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `check`, `check_error`, `write`, and `read` are never used
[INFO] [stdout]   --> src/lib.rs:33:8
[INFO] [stdout]    |
[INFO] [stdout] 32 | impl Ldb {
[INFO] [stdout]    | -------- associated items in this implementation
[INFO] [stdout] 33 |     fn new(path: &str, options: &LdbOptions) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 49 |     fn check(errptr: *mut i8) {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 56 |     fn check_error(&self) {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 60 |     fn write(&mut self, key: &str, val: &str) {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 75 |     fn read(&mut self, key: &str) -> Result<String, ()> {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Database` is never constructed
[INFO] [stdout]    --> src/lib.rs:111:8
[INFO] [stdout]     |
[INFO] [stdout] 111 | struct Database {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `open_or_create`, `write`, and `read` are never used
[INFO] [stdout]    --> src/lib.rs:116:8
[INFO] [stdout]     |
[INFO] [stdout] 115 | impl Database {
[INFO] [stdout]     | ------------- associated items in this implementation
[INFO] [stdout] 116 |     fn open_or_create(path: &str) -> Self {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 122 |     fn write(&mut self, key: &str, val: &str) {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 126 |     fn read(&mut self, key: &str) -> Result<String, ()> {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]    Compiling leveldb v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `Command { std: "docker" "inspect" "4cff0945cd15bd83a8b3c737c24ac8dd01baa051c399cbb04018041a2782be37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4cff0945cd15bd83a8b3c737c24ac8dd01baa051c399cbb04018041a2782be37", kill_on_drop: false }`
[INFO] [stdout] 4cff0945cd15bd83a8b3c737c24ac8dd01baa051c399cbb04018041a2782be37