[INFO] cloning repository https://github.com/krottv/mutantdb
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/krottv/mutantdb" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkrottv%2Fmutantdb", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkrottv%2Fmutantdb'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 62e3431f74adb4c12161da503b77e04ff5e51ad0
[INFO] testing krottv/mutantdb against try#bd7d74411512a3dd3b35d2f699c51dd2557c7e7e+cargoflags=-Zbuild-dir-new-layout for pr-149852-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkrottv%2Fmutantdb" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-6-tc2/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/krottv/mutantdb
[INFO] finished tweaking git repo https://github.com/krottv/mutantdb
[INFO] tweaked toml for git repo https://github.com/krottv/mutantdb written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/krottv/mutantdb on toolchain bd7d74411512a3dd3b35d2f699c51dd2557c7e7e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/krottv/mutantdb 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" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 016e18a93f6848b1b871cde5f55950ce7495ee9dd97aaa8f5709654e1dc536b6
[INFO] running `Command { std: "docker" "start" "-a" "016e18a93f6848b1b871cde5f55950ce7495ee9dd97aaa8f5709654e1dc536b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "016e18a93f6848b1b871cde5f55950ce7495ee9dd97aaa8f5709654e1dc536b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "016e18a93f6848b1b871cde5f55950ce7495ee9dd97aaa8f5709654e1dc536b6", kill_on_drop: false }`
[INFO] [stdout] 016e18a93f6848b1b871cde5f55950ce7495ee9dd97aaa8f5709654e1dc536b6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "build" "--frozen" "--message-format=json" "-Zbuild-dir-new-layout", kill_on_drop: false }`
[INFO] [stdout] 80c793adc8b4fd1ba965b609a5393a420b022a1cd7673ee63dd44154157165ec
[INFO] running `Command { std: "docker" "start" "-a" "80c793adc8b4fd1ba965b609a5393a420b022a1cd7673ee63dd44154157165ec", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.82
[INFO] [stderr]    Compiling libc v0.2.154
[INFO] [stderr]    Compiling either v1.12.0
[INFO] [stderr]    Compiling anyhow v1.0.83
[INFO] [stderr]    Compiling rustix v0.38.34
[INFO] [stderr]    Compiling regex-syntax v0.8.3
[INFO] [stderr]    Compiling autocfg v1.3.0
[INFO] [stderr]    Compiling linux-raw-sys v0.4.13
[INFO] [stderr]    Compiling bitflags v2.5.0
[INFO] [stderr]    Compiling bytes v1.6.0
[INFO] [stderr]    Compiling prettyplease v0.2.20
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling fastrand v2.1.0
[INFO] [stderr]    Compiling log v0.4.21
[INFO] [stderr]    Compiling proc-macro2-diagnostics v0.10.1
[INFO] [stderr]    Compiling multimap v0.10.0
[INFO] [stderr]    Compiling futures-sink v0.3.30
[INFO] [stderr]    Compiling memchr v2.7.2
[INFO] [stderr]    Compiling futures-io v0.3.30
[INFO] [stderr]    Compiling crossbeam-utils v0.8.20
[INFO] [stderr]    Compiling time-macros v0.2.18
[INFO] [stderr]    Compiling futures-channel v0.3.30
[INFO] [stderr]    Compiling itertools v0.12.1
[INFO] [stderr]    Compiling itoa v1.0.11
[INFO] [stderr]    Compiling thiserror v1.0.60
[INFO] [stderr]    Compiling aliasable v0.1.3
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[INFO] [stderr]    Compiling syn v2.0.63
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling num_cpus v1.16.0
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[INFO] [stderr]    Compiling crossbeam-channel v0.5.13
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling tempfile v3.10.1
[INFO] [stderr]    Compiling regex-automata v0.4.6
[INFO] [stderr]    Compiling time v0.3.36
[INFO] [stderr]    Compiling petgraph v0.6.5
[INFO] [stderr]    Compiling simplelog v0.12.2
[INFO] [stderr]    Compiling regex v1.10.4
[INFO] [stderr]    Compiling prost-derive v0.12.4
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling tokio-macros v2.3.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.60
[INFO] [stderr]    Compiling ouroboros_macro v0.18.4
[INFO] [stderr]    Compiling futures-util v0.3.30
[INFO] [stderr]    Compiling tokio v1.38.0
[INFO] [stderr]    Compiling ouroboros v0.18.4
[INFO] [stderr]    Compiling prost v0.12.4
[INFO] [stderr]    Compiling prost-types v0.12.4
[INFO] [stderr]    Compiling prost-build v0.12.4
[INFO] [stderr]    Compiling proto v0.1.0 (/opt/rustwide/workdir/proto)
[INFO] [stderr]    Compiling futures-executor v0.3.30
[INFO] [stderr]    Compiling futures v0.3.30
[INFO] [stderr]    Compiling mutantdb v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]   --> src/lib.rs:17:1
[INFO] [stdout]    |
[INFO] [stdout] 17 | #[macro_use] extern crate log;
[INFO] [stdout]    | ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/skiplist/coinflipper.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | impl CoinFlipperHash {
[INFO] [stdout]    | -------------------- associated function in this implementation
[INFO] [stdout] 16 |     pub fn new() -> CoinFlipperHash {
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Prev` is never constructed
[INFO] [stdout]   --> src/skiplist/skipnode.rs:37:5
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub enum Direction {
[INFO] [stdout]    |          --------- variant in this enum
[INFO] [stdout] 36 |     Next,
[INFO] [stdout] 37 |     Prev,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `do_compaction_default` is never used
[INFO] [stdout]    --> src/core.rs:187:8
[INFO] [stdout]     |
[INFO] [stdout] 185 | impl InnerCore {
[INFO] [stdout]     | -------------- method in this implementation
[INFO] [stdout] 186 |     // flushing is sequential for now
[INFO] [stdout] 187 |     fn do_compaction_default(&self) -> Result<()> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/wal.rs:236:21
[INFO] [stdout]     |
[INFO] [stdout] 236 |     pub fn new(wal: &Wal) -> WalIterator {
[INFO] [stdout]     |                     ^^^^     ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 236 |     pub fn new(wal: &Wal) -> WalIterator<'_> {
[INFO] [stdout]     |                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 25.78s
[INFO] running `Command { std: "docker" "inspect" "80c793adc8b4fd1ba965b609a5393a420b022a1cd7673ee63dd44154157165ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80c793adc8b4fd1ba965b609a5393a420b022a1cd7673ee63dd44154157165ec", kill_on_drop: false }`
[INFO] [stdout] 80c793adc8b4fd1ba965b609a5393a420b022a1cd7673ee63dd44154157165ec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "test" "--frozen" "--no-run" "--message-format=json" "-Zbuild-dir-new-layout", kill_on_drop: false }`
[INFO] [stdout] d9f1046a391dadc1bd2ebd14441b72ee0bb593831a45c1976d7020da4318de4f
[INFO] running `Command { std: "docker" "start" "-a" "d9f1046a391dadc1bd2ebd14441b72ee0bb593831a45c1976d7020da4318de4f", kill_on_drop: false }`
[INFO] [stderr]    Compiling either v1.12.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.20
[INFO] [stderr]    Compiling serde v1.0.203
[INFO] [stderr]    Compiling serde_derive v1.0.203
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling serde_json v1.0.117
[INFO] [stderr]    Compiling half v2.4.1
[INFO] [stderr]    Compiling anstyle v1.0.7
[INFO] [stderr]    Compiling clap_lex v0.7.1
[INFO] [stderr]    Compiling regex-syntax v0.8.3
[INFO] [stderr]    Compiling plotters-backend v0.3.6
[INFO] [stderr]    Compiling ryu v1.0.18
[INFO] [stderr]    Compiling cast v0.3.0
[INFO] [stderr]    Compiling is-terminal v0.4.12
[INFO] [stderr]    Compiling oorandom v11.1.3
[INFO] [stderr]    Compiling anes v0.1.6
[INFO] [stderr]    Compiling itertools v0.12.1
[INFO] [stderr]    Compiling clap_builder v4.5.7
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling ciborium-ll v0.2.2
[INFO] [stderr]    Compiling plotters-svg v0.3.6
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling crossbeam-channel v0.5.13
[INFO] [stderr]    Compiling plotters v0.3.6
[INFO] [stderr]    Compiling crossbeam-deque v0.8.5
[INFO] [stderr]    Compiling regex-automata v0.4.6
[INFO] [stderr]    Compiling prost-derive v0.12.4
[INFO] [stderr]    Compiling ouroboros_macro v0.18.4
[INFO] [stderr]    Compiling clap v4.5.7
[INFO] [stderr]    Compiling criterion-plot v0.5.0
[INFO] [stderr]    Compiling rayon v1.10.0
[INFO] [stderr]    Compiling ouroboros v0.18.4
[INFO] [stderr]    Compiling regex v1.10.4
[INFO] [stderr]    Compiling prost v0.12.4
[INFO] [stderr]    Compiling prost-types v0.12.4
[INFO] [stderr]    Compiling prost-build v0.12.4
[INFO] [stderr]    Compiling proto v0.1.0 (/opt/rustwide/workdir/proto)
[INFO] [stderr]    Compiling mutantdb v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]   --> src/lib.rs:17:1
[INFO] [stdout]    |
[INFO] [stdout] 17 | #[macro_use] extern crate log;
[INFO] [stdout]    | ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling ciborium v0.2.2
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/skiplist/coinflipper.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | impl CoinFlipperHash {
[INFO] [stdout]    | -------------------- associated function in this implementation
[INFO] [stdout] 16 |     pub fn new() -> CoinFlipperHash {
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Prev` is never constructed
[INFO] [stdout]   --> src/skiplist/skipnode.rs:37:5
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub enum Direction {
[INFO] [stdout]    |          --------- variant in this enum
[INFO] [stdout] 36 |     Next,
[INFO] [stdout] 37 |     Prev,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `do_compaction_default` is never used
[INFO] [stdout]    --> src/core.rs:187:8
[INFO] [stdout]     |
[INFO] [stdout] 185 | impl InnerCore {
[INFO] [stdout]     | -------------- method in this implementation
[INFO] [stdout] 186 |     // flushing is sequential for now
[INFO] [stdout] 187 |     fn do_compaction_default(&self) -> Result<()> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/wal.rs:236:21
[INFO] [stdout]     |
[INFO] [stdout] 236 |     pub fn new(wal: &Wal) -> WalIterator {
[INFO] [stdout]     |                     ^^^^     ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 236 |     pub fn new(wal: &Wal) -> WalIterator<'_> {
[INFO] [stdout]     |                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling criterion v0.5.1
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]   --> src/lib.rs:17:1
[INFO] [stdout]    |
[INFO] [stdout] 17 | #[macro_use] extern crate log;
[INFO] [stdout]    | ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/skiplist/coinflipper.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | impl CoinFlipperHash {
[INFO] [stdout]    | -------------------- associated function in this implementation
[INFO] [stdout] 16 |     pub fn new() -> CoinFlipperHash {
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Prev` is never constructed
[INFO] [stdout]   --> src/skiplist/skipnode.rs:37:5
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub enum Direction {
[INFO] [stdout]    |          --------- variant in this enum
[INFO] [stdout] 36 |     Next,
[INFO] [stdout] 37 |     Prev,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/wal.rs:236:21
[INFO] [stdout]     |
[INFO] [stdout] 236 |     pub fn new(wal: &Wal) -> WalIterator {
[INFO] [stdout]     |                     ^^^^     ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 236 |     pub fn new(wal: &Wal) -> WalIterator<'_> {
[INFO] [stdout]     |                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 25.22s
[INFO] running `Command { std: "docker" "inspect" "d9f1046a391dadc1bd2ebd14441b72ee0bb593831a45c1976d7020da4318de4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9f1046a391dadc1bd2ebd14441b72ee0bb593831a45c1976d7020da4318de4f", kill_on_drop: false }`
[INFO] [stdout] d9f1046a391dadc1bd2ebd14441b72ee0bb593831a45c1976d7020da4318de4f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "test" "--frozen" "-Zbuild-dir-new-layout", kill_on_drop: false }`
[INFO] [stdout] b1d4481e48985968c8e75518c09a86b475f6b5397c202982e826961b2e815444
[INFO] running `Command { std: "docker" "start" "-a" "b1d4481e48985968c8e75518c09a86b475f6b5397c202982e826961b2e815444", kill_on_drop: false }`
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]   --> src/lib.rs:17:1
[INFO] [stderr]    |
[INFO] [stderr] 17 | #[macro_use] extern crate log;
[INFO] [stderr]    | ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `new` is never used
[INFO] [stderr]   --> src/skiplist/coinflipper.rs:16:12
[INFO] [stderr]    |
[INFO] [stderr] 15 | impl CoinFlipperHash {
[INFO] [stderr]    | -------------------- associated function in this implementation
[INFO] [stderr] 16 |     pub fn new() -> CoinFlipperHash {
[INFO] [stderr]    |            ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant `Prev` is never constructed
[INFO] [stderr]   --> src/skiplist/skipnode.rs:37:5
[INFO] [stderr]    |
[INFO] [stderr] 35 | pub enum Direction {
[INFO] [stderr]    |          --------- variant in this enum
[INFO] [stderr] 36 |     Next,
[INFO] [stderr] 37 |     Prev,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `do_compaction_default` is never used
[INFO] [stderr]    --> src/core.rs:187:8
[INFO] [stderr]     |
[INFO] [stderr] 185 | impl InnerCore {
[INFO] [stderr]     | -------------- method in this implementation
[INFO] [stderr] 186 |     // flushing is sequential for now
[INFO] [stderr] 187 |     fn do_compaction_default(&self) -> Result<()> {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/wal.rs:236:21
[INFO] [stderr]     |
[INFO] [stderr] 236 |     pub fn new(wal: &Wal) -> WalIterator {
[INFO] [stderr]     |                     ^^^^     ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                     |
[INFO] [stderr]     |                     the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 236 |     pub fn new(wal: &Wal) -> WalIterator<'_> {
[INFO] [stderr]     |                                         ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `mutantdb` (lib) generated 5 warnings (run `cargo fix --lib -p mutantdb` to apply 1 suggestion)
[INFO] [stderr] warning: `mutantdb` (lib test) generated 4 warnings (4 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.19s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/build/mutantdb/1a0b26c0a8451fcb/deps/mutantdb-1a0b26c0a8451fcb)
[INFO] [stdout] 
[INFO] [stdout] running 59 tests
[INFO] [stdout] test compact::level::tests::binary_search_range ... ok
[INFO] [stdout] test compact::level::tests::test_select_sstables ... ok
[INFO] [stdout] test compact::level::tests::get_sstable_of_sorted ... ok
[INFO] [stdout] test compact::level::tests::sorted_tables_level0 ... ok
[INFO] [stdout] test compact::levels_compactor::tests::priority_edge_cases ... ok
[INFO] [stdout] test compact::levels_compactor::tests::priority_non_conflicting ... ok
[INFO] [stdout] test compact::simple_levels_compactor::tests::empty ... ok
[INFO] [stdout] test compact::targets::tests::test_bottom_level_300mb ... ok
[INFO] [stdout] test compact::targets::tests::test_empty_lsm_state ... ok
[INFO] [stdout] test compact::simple_levels_compactor::tests::compact_every_time ... ok
[INFO] [stdout] test iterators::concat_iterator::tests::test_concat_iterator_empty ... ok
[INFO] [stdout] test iterators::concat_iterator::tests::test_concat_iterator_empty_iterators ... ok
[INFO] [stdout] test iterators::concat_iterator::tests::test_concat_iterator_multiple ... ok
[INFO] [stdout] test iterators::concat_iterator::tests::test_concat_iterator_single ... ok
[INFO] [stdout] test iterators::merge_iterator::tests::all_iterators_empty_test ... ok
[INFO] [stdout] test iterators::merge_iterator::tests::basic_merge_test ... ok
[INFO] [stdout] test iterators::merge_iterator::tests::duplicate_keys_inside_single_test ... ok
[INFO] [stdout] test iterators::merge_iterator::tests::duplicate_keys_test ... ok
[INFO] [stdout] test iterators::merge_iterator::tests::empty_iterators_test ... ok
[INFO] [stdout] test iterators::merge_iterator::tests::single_merge_iterator ... ok
[INFO] [stdout] test manifest::tests::add_and_reopen ... ok
[INFO] [stdout] test manifest::tests::compression_reduces_file_len ... ok
[INFO] [stdout] test manifest::tests::corrupted_header_length ... ok
[INFO] [stdout] test manifest::tests::no_panic_on_corrupted_file ... ok
[INFO] [stdout] test compact::targets::tests::test_last_level_30gb ... ok
[INFO] [stdout] test entry::tests::encode_decode ... ok
[INFO] [stdout] test iterators::block_iterator::tests::search_block_index ... ok
[INFO] [stdout] test memtables::tests::check_reopen ... ok
[INFO] [stdout] test memtables::tests::create_write_read ... ok
[INFO] [stdout] test skiplist::skiplist_test::tests::basic_duplicates ... ok
[INFO] [stdout] test memtables::tests::check_flush_works ... ok
[INFO] [stdout] test skiplist::skiplist_test::tests::test_clear ... ok
[INFO] [stdout] test skiplist::skiplist_test::tests::basic_unique ... ok
[INFO] [stdout] test compact::simple_levels_compactor::tests::no_compact ... ok
[INFO] [stdout] test skiplist::skiplist_test::tests::basic_search_erase ... ok
[INFO] [stdout] test skiplist::skiplist_test::tests::test_drain_iterator ... ok
[INFO] [stdout] 16:01:42 [WARN] Drop sstable, Io(Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" })
[INFO] [stdout] 16:01:42 [WARN] Drop sstable, Io(Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" })
[INFO] [stdout] 16:01:42 [WARN] Drop sstable, Io(Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" })
[INFO] [stdout] 16:01:42 [WARN] Drop sstable, Io(Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" })
[INFO] [stdout] 16:01:42 [WARN] Drop sstable, Io(Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" })
[INFO] [stdout] test skiplist::skiplist_test::tests::test_iterator ... ok
[INFO] [stdout] test compact::levels_compactor::tests::empty ... ok
[INFO] [stdout] test compact::simple_levels_compactor::tests::first_and_second_present ... ok
[INFO] [stdout] test compact::levels_compactor::tests::select_tables_for_merge_l0 ... ok
[INFO] [stdout] test sstable::tests::basic_create ... ok
[INFO] [stdout] 16:01:42 [WARN] Drop sstable, Io(Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" })
[INFO] [stdout] test sstable::tests::basic_reopen ... ok
[INFO] [stdout] test sstable::tests::corrupted_block ... ok
[INFO] [stdout] test compact::levels_compactor::tests::select_tables_for_merge_lx ... ok
[INFO] [stdout] test sstable::tests::many_blocks ... ok
[INFO] [stdout] 16:01:42 [INFO] Levels visualized
[INFO] [stdout] level id:0, size:0.000mb. tables []
[INFO] [stdout] level id:1, size:0.000mb. tables []
[INFO] [stdout] level id:2, size:0.000mb. tables []
[INFO] [stdout] level id:3, size:0.000mb. tables []
[INFO] [stdout] level id:4, size:0.110mb. tables [3]
[INFO] [stdout] 
[INFO] [stdout] 16:01:42 [INFO] Levels visualized
[INFO] [stdout] level id:0, size:0.000mb. tables []
[INFO] [stdout] level id:1, size:0.000mb. tables []
[INFO] [stdout] level id:2, size:0.000mb. tables []
[INFO] [stdout] level id:3, size:0.000mb. tables []
[INFO] [stdout] level id:4, size:0.110mb. tables [3]
[INFO] [stdout] 
[INFO] [stdout] test wal::tests::flush_and_reopen ... ok
[INFO] [stdout] test compact::levels_compactor::tests::do_compaction ... ok
[INFO] [stdout] test wal::tests::iterator ... ok
[INFO] [stdout] test sstable::tests::many_blocks_reopen ... ok
[INFO] [stdout] test sstable::tests::corrupted_index ... ok
[INFO] [stdout] 16:01:42 [WARN] can't restore wal entry. corrupted file because of crc verification failed
[INFO] [stdout] test wal::tests::test_read_corrupted_wal_wrong_encoding ... ok
[INFO] [stdout] 16:01:42 [INFO] Levels visualized
[INFO] [stdout] level id:0, size:0.000mb. tables []
[INFO] [stdout] level id:1, size:0.000mb. tables []
[INFO] [stdout] level id:2, size:0.000mb. tables []
[INFO] [stdout] level id:3, size:0.000mb. tables []
[INFO] [stdout] level id:4, size:0.160mb. tables [7]
[INFO] [stdout] 
[INFO] [stdout] 16:01:42 [INFO] Levels visualized
[INFO] [stdout] level id:0, size:0.000mb. tables []
[INFO] [stdout] level id:1, size:0.000mb. tables []
[INFO] [stdout] level id:2, size:0.000mb. tables []
[INFO] [stdout] level id:3, size:0.000mb. tables []
[INFO] [stdout] level id:4, size:0.221mb. tables [3, 7]
[INFO] [stdout] 
[INFO] [stdout] test compact::levels_compactor::tests::add_overlapping_last_level ... ok
[INFO] [stdout] test compact::levels_compactor::tests::change_levels ... ok
[INFO] [stdout] 16:01:42 [INFO] Levels visualized
[INFO] [stdout] level id:0, size:0.000mb. tables []
[INFO] [stdout] level id:1, size:0.000mb. tables []
[INFO] [stdout] level id:2, size:0.000mb. tables []
[INFO] [stdout] level id:3, size:0.062mb. tables [11]
[INFO] [stdout] level id:4, size:0.221mb. tables [3, 7]
[INFO] [stdout] 
[INFO] [stdout] 16:01:42 [INFO] Levels visualized
[INFO] [stdout] level id:0, size:0.000mb. tables []
[INFO] [stdout] level id:1, size:0.000mb. tables []
[INFO] [stdout] level id:2, size:0.000mb. tables []
[INFO] [stdout] level id:3, size:0.062mb. tables [11]
[INFO] [stdout] level id:4, size:0.221mb. tables [3, 7]
[INFO] [stdout] 
[INFO] [stdout] test compact::levels_compactor::tests::add_non_overlapping_last_level ... ok
[INFO] [stdout] test manifest::tests::wrong_checksum_does_not_return_changes ... ok
[INFO] [stdout] test core::tests::add_many_manually_small_levels ... ok
[INFO] [stdout] test core::tests::add_many_manually_compact_one_big_level ... ok
[INFO] [stdout] test core::tests::add_many_with_thread ... ok
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/mutantdb/1a0b26c0a8451fcb/deps/mutantdb-1a0b26c0a8451fcb` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "b1d4481e48985968c8e75518c09a86b475f6b5397c202982e826961b2e815444", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1d4481e48985968c8e75518c09a86b475f6b5397c202982e826961b2e815444", kill_on_drop: false }`
[INFO] [stdout] b1d4481e48985968c8e75518c09a86b475f6b5397c202982e826961b2e815444
