[INFO] cloning repository https://github.com/ScottLinnn/mylsm
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ScottLinnn/mylsm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FScottLinnn%2Fmylsm", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FScottLinnn%2Fmylsm'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3f0a04dd4a0c12ebd528f3f53cc5bc148e8d03d5
[INFO] testing ScottLinnn/mylsm against try#33835004928d3bf65db4d4712e1330766263b0bd for pr-155739
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FScottLinnn%2Fmylsm" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ScottLinnn/mylsm
[INFO] finished tweaking git repo https://github.com/ScottLinnn/mylsm
[INFO] tweaked toml for git repo https://github.com/ScottLinnn/mylsm written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ScottLinnn/mylsm on toolchain 33835004928d3bf65db4d4712e1330766263b0bd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ScottLinnn/mylsm 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" "+33835004928d3bf65db4d4712e1330766263b0bd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3e3ed9b76b841d0f2ae364469fd354fd2c6197f556214bcca2cbbb7520c0f543
[INFO] running `Command { std: "docker" "start" "-a" "3e3ed9b76b841d0f2ae364469fd354fd2c6197f556214bcca2cbbb7520c0f543", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3e3ed9b76b841d0f2ae364469fd354fd2c6197f556214bcca2cbbb7520c0f543", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e3ed9b76b841d0f2ae364469fd354fd2c6197f556214bcca2cbbb7520c0f543", kill_on_drop: false }`
[INFO] [stdout] 3e3ed9b76b841d0f2ae364469fd354fd2c6197f556214bcca2cbbb7520c0f543
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f20fd6040816590ad30ae0c1e7155e4ee3288d7a40c709588a1f00d27a22993c
[INFO] running `Command { std: "docker" "start" "-a" "f20fd6040816590ad30ae0c1e7155e4ee3288d7a40c709588a1f00d27a22993c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.75
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]    Compiling crossbeam-utils v0.8.18
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]    Compiling parking_lot_core v0.9.9
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling smallvec v1.11.2
[INFO] [stderr]    Compiling thiserror v1.0.56
[INFO] [stderr]    Compiling raw-cpuid v10.7.0
[INFO] [stderr]    Compiling Inflector v0.11.4
[INFO] [stderr]    Compiling anyhow v1.0.79
[INFO] [stderr]    Compiling moka v0.9.9
[INFO] [stderr]    Compiling tagptr v0.2.0
[INFO] [stderr]    Compiling aliasable v0.1.3
[INFO] [stderr]    Compiling triomphe v0.1.11
[INFO] [stderr]    Compiling arc-swap v1.6.0
[INFO] [stderr]    Compiling bytes v1.5.0
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.17
[INFO] [stderr]    Compiling getrandom v0.2.11
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling uuid v1.6.1
[INFO] [stderr]    Compiling crossbeam-channel v0.5.10
[INFO] [stderr]    Compiling num_cpus v1.16.0
[INFO] [stderr]    Compiling scheduled-thread-pool v0.2.7
[INFO] [stderr]    Compiling quanta v0.11.1
[INFO] [stderr]    Compiling crossbeam-skiplist v0.1.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.56
[INFO] [stderr]    Compiling ouroboros_macro v0.15.6
[INFO] [stderr]    Compiling ouroboros v0.15.6
[INFO] [stderr]    Compiling mini-lsm-starter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::f32::consts::E`
[INFO] [stdout]  --> src/iterators/two_merge_iterator.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::f32::consts::E;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `bytes::Bytes`
[INFO] [stdout]  --> src/iterators/two_merge_iterator.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use bytes::Bytes;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `io::Bytes`
[INFO] [stdout]  --> src/table/iterator.rs:4:11
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::{io::Bytes, sync::Arc};
[INFO] [stdout]   |           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Error`
[INFO] [stdout]  --> src/table/iterator.rs:6:14
[INFO] [stdout]   |
[INFO] [stdout] 6 | use anyhow::{Error, Ok, Result};
[INFO] [stdout]   |              ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `end_offset` is never read
[INFO] [stdout]    --> src/table.rs:152:35
[INFO] [stdout]     |
[INFO] [stdout] 152 |         let mut end_offset: u64 = 0u64;
[INFO] [stdout]     |                                   ^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 156 |             end_offset = self.block_metas[block_idx + 1].offset as u64;
[INFO] [stdout]     |             ---------------------------------------------------------- `end_offset` is overwritten here before the previous value is read
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 21.23s
[INFO] running `Command { std: "docker" "inspect" "f20fd6040816590ad30ae0c1e7155e4ee3288d7a40c709588a1f00d27a22993c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f20fd6040816590ad30ae0c1e7155e4ee3288d7a40c709588a1f00d27a22993c", kill_on_drop: false }`
[INFO] [stdout] f20fd6040816590ad30ae0c1e7155e4ee3288d7a40c709588a1f00d27a22993c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4e4d68e0f1aab26dd36ee4dc35300d83245ec1561d8ce9cce7c3b0de8721c6a3
[INFO] running `Command { std: "docker" "start" "-a" "4e4d68e0f1aab26dd36ee4dc35300d83245ec1561d8ce9cce7c3b0de8721c6a3", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustix v0.38.28
[INFO] [stderr]    Compiling bitflags v2.4.1
[INFO] [stderr]    Compiling linux-raw-sys v0.4.12
[INFO] [stderr]    Compiling fastrand v2.0.1
[INFO] [stdout] warning: unused import: `std::f32::consts::E`
[INFO] [stdout]  --> src/iterators/two_merge_iterator.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::f32::consts::E;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `bytes::Bytes`
[INFO] [stdout]  --> src/iterators/two_merge_iterator.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use bytes::Bytes;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `io::Bytes`
[INFO] [stdout]  --> src/table/iterator.rs:4:11
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::{io::Bytes, sync::Arc};
[INFO] [stdout]   |           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Error`
[INFO] [stdout]  --> src/table/iterator.rs:6:14
[INFO] [stdout]   |
[INFO] [stdout] 6 | use anyhow::{Error, Ok, Result};
[INFO] [stdout]   |              ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `end_offset` is never read
[INFO] [stdout]    --> src/table.rs:152:35
[INFO] [stdout]     |
[INFO] [stdout] 152 |         let mut end_offset: u64 = 0u64;
[INFO] [stdout]     |                                   ^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 156 |             end_offset = self.block_metas[block_idx + 1].offset as u64;
[INFO] [stdout]     |             ---------------------------------------------------------- `end_offset` is overwritten here before the previous value is read
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling tempfile v3.9.0
[INFO] [stderr]    Compiling mini-lsm-starter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::f32::consts::E`
[INFO] [stdout]  --> src/iterators/two_merge_iterator.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::f32::consts::E;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `bytes::Bytes`
[INFO] [stdout]  --> src/iterators/two_merge_iterator.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use bytes::Bytes;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `io::Bytes`
[INFO] [stdout]  --> src/table/iterator.rs:4:11
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::{io::Bytes, sync::Arc};
[INFO] [stdout]   |           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Error`
[INFO] [stdout]  --> src/table/iterator.rs:6:14
[INFO] [stdout]   |
[INFO] [stdout] 6 | use anyhow::{Error, Ok, Result};
[INFO] [stdout]   |              ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `end_offset` is never read
[INFO] [stdout]    --> src/table.rs:152:35
[INFO] [stdout]     |
[INFO] [stdout] 152 |         let mut end_offset: u64 = 0u64;
[INFO] [stdout]     |                                   ^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 156 |             end_offset = self.block_metas[block_idx + 1].offset as u64;
[INFO] [stdout]     |             ---------------------------------------------------------- `end_offset` is overwritten here before the previous value is read
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 5.49s
[INFO] running `Command { std: "docker" "inspect" "4e4d68e0f1aab26dd36ee4dc35300d83245ec1561d8ce9cce7c3b0de8721c6a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e4d68e0f1aab26dd36ee4dc35300d83245ec1561d8ce9cce7c3b0de8721c6a3", kill_on_drop: false }`
[INFO] [stdout] 4e4d68e0f1aab26dd36ee4dc35300d83245ec1561d8ce9cce7c3b0de8721c6a3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e7729b3fd08efbec061c4b28d7771a50d8efb1a745fb6c5d75e9962b029dc957
[INFO] running `Command { std: "docker" "start" "-a" "e7729b3fd08efbec061c4b28d7771a50d8efb1a745fb6c5d75e9962b029dc957", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `std::f32::consts::E`
[INFO] [stderr]  --> src/iterators/two_merge_iterator.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::f32::consts::E;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `bytes::Bytes`
[INFO] [stderr]  --> src/iterators/two_merge_iterator.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use bytes::Bytes;
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `io::Bytes`
[INFO] [stderr]  --> src/table/iterator.rs:4:11
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::{io::Bytes, sync::Arc};
[INFO] [stderr]   |           ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Error`
[INFO] [stderr]  --> src/table/iterator.rs:6:14
[INFO] [stderr]   |
[INFO] [stderr] 6 | use anyhow::{Error, Ok, Result};
[INFO] [stderr]   |              ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `end_offset` is never read
[INFO] [stderr]    --> src/table.rs:152:35
[INFO] [stderr]     |
[INFO] [stderr] 152 |         let mut end_offset: u64 = 0u64;
[INFO] [stderr]     |                                   ^^^^ this value is reassigned later and never used
[INFO] [stderr] ...
[INFO] [stderr] 156 |             end_offset = self.block_metas[block_idx + 1].offset as u64;
[INFO] [stderr]     |             ---------------------------------------------------------- `end_offset` is overwritten here before the previous value is read
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `mini-lsm-starter` (lib) generated 5 warnings (run `cargo fix --lib -p mini-lsm-starter` to apply 4 suggestions)
[INFO] [stderr] warning: `mini-lsm-starter` (lib test) generated 5 warnings (5 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mini_lsm_starter-a9a4303d9778d003)
[INFO] [stdout] 
[INFO] [stdout] running 25 tests
[INFO] [stdout] test block::tests::test_block_build_single_key ... ok
[INFO] [stdout] test block::tests::test_block_decode ... ok
[INFO] [stdout] test block::tests::test_block_build_all ... ok
[INFO] [stdout] test block::tests::test_block_encode ... ok
[INFO] [stdout] test iterators::tests::merge_iterator_test::test_merge_1 ... ok
[INFO] [stdout] test block::tests::test_block_iterator ... ok
[INFO] [stdout] test iterators::tests::two_merge_iterator_test::test_merge_1 ... ok
[INFO] [stdout] test iterators::tests::two_merge_iterator_test::test_merge_2 ... ok
[INFO] [stdout] test iterators::tests::two_merge_iterator_test::test_merge_3 ... ok
[INFO] [stdout] test block::tests::test_block_build_full ... ok
[INFO] [stdout] test iterators::tests::merge_iterator_test::test_merge_2 ... ok
[INFO] [stdout] test mem_table::tests::test_memtable_get ... ok
[INFO] [stdout] test mem_table::tests::test_memtable_iter ... ok
[INFO] [stdout] test mem_table::tests::test_memtable_overwrite ... ok
[INFO] [stdout] test iterators::tests::two_merge_iterator_test::test_merge_4 ... ok
[INFO] [stdout] test table::tests::test_sst_build_all ... ok
[INFO] [stdout] test mem_table::tests::test_memtable_flush ... ok
[INFO] [stdout] test table::tests::test_sst_build_two_blocks ... ok
[INFO] [stdout] test table::tests::test_sst_decode ... ok
[INFO] [stdout] test table::tests::test_sst_build_single_key ... ok
[INFO] [stdout] test table::tests::test_sst_iterator ... ok
[INFO] [stdout] test iterators::tests::two_merge_iterator_test::test_merge_5 ... ok
[INFO] [stdout] test iterators::tests::merge_iterator_test::test_merge_empty ... FAILED
[INFO] [stdout] test table::tests::test_sst_seek_key ... ok
[INFO] [stdout] test block::tests::test_block_seek_key ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- iterators::tests::merge_iterator_test::test_merge_empty stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'iterators::tests::merge_iterator_test::test_merge_empty' (28) panicked at src/iterators/merge_iterator.rs:63:13:
[INFO] [stdout] fail to create
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5ead68f26d7a - std[ec419fa8110287d5]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5ead68f26d7a - std[ec419fa8110287d5]::backtrace_rs::backtrace::trace_unsynchronized::<std[ec419fa8110287d5]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5ead68f26d7a - std[ec419fa8110287d5]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x5ead68f26d7a - <<std[ec419fa8110287d5]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[35159d6ffb30e017]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x5ead68f3b20a - <core[35159d6ffb30e017]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5ead68f3b20a - core[35159d6ffb30e017]::fmt::write
[INFO] [stdout]    6:     0x5ead68f2bb62 - std[ec419fa8110287d5]::io::default_write_fmt::<alloc[a8a7aba520129d98]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/io/mod.rs:621:11
[INFO] [stdout]    7:     0x5ead68f2bb62 - <alloc[a8a7aba520129d98]::vec::Vec<u8> as std[ec419fa8110287d5]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/io/mod.rs:1976:13
[INFO] [stdout]    8:     0x5ead68f045af - <std[ec419fa8110287d5]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x5ead68f045af - std[ec419fa8110287d5]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x5ead68f1e9d9 - std[ec419fa8110287d5]::panicking::default_hook
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x5ead68e8916c - <alloc[a8a7aba520129d98]::boxed::Box<dyn for<'a, 'b> core[35159d6ffb30e017]::ops::function::Fn<(&'a std[ec419fa8110287d5]::panic::PanicHookInfo<'b>,), Output = ()> + core[35159d6ffb30e017]::marker::Sync + core[35159d6ffb30e017]::marker::Send> as core[35159d6ffb30e017]::ops::function::Fn<(&std[ec419fa8110287d5]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/alloc/src/boxed.rs:2285:9
[INFO] [stdout]   12:     0x5ead68e8916c - test[a8007afcd3effadc]::test_main_inner::<test[a8007afcd3effadc]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/test/src/lib.rs:155:21
[INFO] [stdout]   13:     0x5ead68f1eb92 - <alloc[a8a7aba520129d98]::boxed::Box<dyn for<'a, 'b> core[35159d6ffb30e017]::ops::function::Fn<(&'a std[ec419fa8110287d5]::panic::PanicHookInfo<'b>,), Output = ()> + core[35159d6ffb30e017]::marker::Sync + core[35159d6ffb30e017]::marker::Send> as core[35159d6ffb30e017]::ops::function::Fn<(&std[ec419fa8110287d5]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/alloc/src/boxed.rs:2285:9
[INFO] [stdout]   14:     0x5ead68f1eb92 - std[ec419fa8110287d5]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x5ead68f0469a - std[ec419fa8110287d5]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/panicking.rs:691:13
[INFO] [stdout]   16:     0x5ead68efbb19 - std[ec419fa8110287d5]::sys::backtrace::__rust_end_short_backtrace::<std[ec419fa8110287d5]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x5ead68f0545d - __rustc[cfb3622dd870db93]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x5ead68f3b95c - core[35159d6ffb30e017]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x5ead68e6282d - <mini_lsm_starter[9b5fdf17c1723f68]::iterators::merge_iterator::MergeIterator<mini_lsm_starter[9b5fdf17c1723f68]::iterators::tests::MockIterator>>::create
[INFO] [stdout]                                at /opt/rustwide/workdir/src/iterators/merge_iterator.rs:63:13
[INFO] [stdout]   20:     0x5ead68e5ccad - mini_lsm_starter[9b5fdf17c1723f68]::iterators::tests::merge_iterator_test::test_merge_empty
[INFO] [stdout]                                at /opt/rustwide/workdir/src/iterators/tests/merge_iterator_test.rs:135:16
[INFO] [stdout]   21:     0x5ead68e56737 - mini_lsm_starter[9b5fdf17c1723f68]::iterators::tests::merge_iterator_test::test_merge_empty::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/iterators/tests/merge_iterator_test.rs:134:22
[INFO] [stdout]   22:     0x5ead68e38156 - <mini_lsm_starter[9b5fdf17c1723f68]::iterators::tests::merge_iterator_test::test_merge_empty::{closure#0} as core[35159d6ffb30e017]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x5ead68e7c44b - <fn() -> core[35159d6ffb30e017]::result::Result<(), alloc[a8a7aba520129d98]::string::String> as core[35159d6ffb30e017]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x5ead68e7c44b - test[a8007afcd3effadc]::__rust_begin_short_backtrace::<core[35159d6ffb30e017]::result::Result<(), alloc[a8a7aba520129d98]::string::String>, fn() -> core[35159d6ffb30e017]::result::Result<(), alloc[a8a7aba520129d98]::string::String>>
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/test/src/lib.rs:724:18
[INFO] [stdout]   25:     0x5ead68e89c3b - test[a8007afcd3effadc]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/test/src/lib.rs:747:74
[INFO] [stdout]   26:     0x5ead68e89c3b - <core[35159d6ffb30e017]::panic::unwind_safe::AssertUnwindSafe<test[a8007afcd3effadc]::run_test_in_process::{closure#0}> as core[35159d6ffb30e017]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   27:     0x5ead68e89c3b - std[ec419fa8110287d5]::panicking::catch_unwind::do_call::<core[35159d6ffb30e017]::panic::unwind_safe::AssertUnwindSafe<test[a8007afcd3effadc]::run_test_in_process::{closure#0}>, core[35159d6ffb30e017]::result::Result<(), alloc[a8a7aba520129d98]::string::String>>
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/panicking.rs:581:40
[INFO] [stdout]   28:     0x5ead68e89c3b - std[ec419fa8110287d5]::panicking::catch_unwind::<core[35159d6ffb30e017]::result::Result<(), alloc[a8a7aba520129d98]::string::String>, core[35159d6ffb30e017]::panic::unwind_safe::AssertUnwindSafe<test[a8007afcd3effadc]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/panicking.rs:544:19
[INFO] [stdout]   29:     0x5ead68e89c3b - std[ec419fa8110287d5]::panic::catch_unwind::<core[35159d6ffb30e017]::panic::unwind_safe::AssertUnwindSafe<test[a8007afcd3effadc]::run_test_in_process::{closure#0}>, core[35159d6ffb30e017]::result::Result<(), alloc[a8a7aba520129d98]::string::String>>
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x5ead68e89c3b - test[a8007afcd3effadc]::run_test_in_process
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/test/src/lib.rs:747:27
[INFO] [stdout]   31:     0x5ead68e89c3b - test[a8007afcd3effadc]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/test/src/lib.rs:668:43
[INFO] [stdout]   32:     0x5ead68e84614 - test[a8007afcd3effadc]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/test/src/lib.rs:698:41
[INFO] [stdout]   33:     0x5ead68e84614 - std[ec419fa8110287d5]::sys::backtrace::__rust_begin_short_backtrace::<test[a8007afcd3effadc]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   34:     0x5ead68e8c842 - std[ec419fa8110287d5]::thread::lifecycle::spawn_unchecked::<test[a8007afcd3effadc]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/thread/lifecycle.rs:70:13
[INFO] [stdout]   35:     0x5ead68e8c842 - <core[35159d6ffb30e017]::panic::unwind_safe::AssertUnwindSafe<std[ec419fa8110287d5]::thread::lifecycle::spawn_unchecked<test[a8007afcd3effadc]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[35159d6ffb30e017]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   36:     0x5ead68e8c842 - std[ec419fa8110287d5]::panicking::catch_unwind::do_call::<core[35159d6ffb30e017]::panic::unwind_safe::AssertUnwindSafe<std[ec419fa8110287d5]::thread::lifecycle::spawn_unchecked<test[a8007afcd3effadc]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x5ead68e8c842 - std[ec419fa8110287d5]::panicking::catch_unwind::<(), core[35159d6ffb30e017]::panic::unwind_safe::AssertUnwindSafe<std[ec419fa8110287d5]::thread::lifecycle::spawn_unchecked<test[a8007afcd3effadc]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x5ead68e8c842 - std[ec419fa8110287d5]::panic::catch_unwind::<core[35159d6ffb30e017]::panic::unwind_safe::AssertUnwindSafe<std[ec419fa8110287d5]::thread::lifecycle::spawn_unchecked<test[a8007afcd3effadc]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x5ead68e8c842 - std[ec419fa8110287d5]::thread::lifecycle::spawn_unchecked::<test[a8007afcd3effadc]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/thread/lifecycle.rs:68:26
[INFO] [stdout]   40:     0x5ead68e8c842 - <std[ec419fa8110287d5]::thread::lifecycle::spawn_unchecked<test[a8007afcd3effadc]::run_test::{closure#1}, ()>::{closure#1} as core[35159d6ffb30e017]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   41:     0x5ead68f2665f - <alloc[a8a7aba520129d98]::boxed::Box<dyn core[35159d6ffb30e017]::ops::function::FnOnce<(), Output = ()> + core[35159d6ffb30e017]::marker::Send> as core[35159d6ffb30e017]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/alloc/src/boxed.rs:2271:9
[INFO] [stdout]   42:     0x5ead68f2665f - <std[ec419fa8110287d5]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   43:     0x7462eb261aa4 - <unknown>
[INFO] [stdout]   44:     0x7462eb2eea64 - clone
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     iterators::tests::merge_iterator_test::test_merge_empty
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 24 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.07s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "e7729b3fd08efbec061c4b28d7771a50d8efb1a745fb6c5d75e9962b029dc957", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7729b3fd08efbec061c4b28d7771a50d8efb1a745fb6c5d75e9962b029dc957", kill_on_drop: false }`
[INFO] [stdout] e7729b3fd08efbec061c4b28d7771a50d8efb1a745fb6c5d75e9962b029dc957
