[INFO] cloning repository https://github.com/skyzh/mini-lsm-solution-checkpoint
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/skyzh/mini-lsm-solution-checkpoint" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fskyzh%2Fmini-lsm-solution-checkpoint", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fskyzh%2Fmini-lsm-solution-checkpoint'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] af7cfc2897c0d39a028006982119f790b9c4c903
[INFO] testing skyzh/mini-lsm-solution-checkpoint against 1.77.0 for beta-1.78-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fskyzh%2Fmini-lsm-solution-checkpoint" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/skyzh/mini-lsm-solution-checkpoint on toolchain 1.77.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.77.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/skyzh/mini-lsm-solution-checkpoint
[INFO] finished tweaking git repo https://github.com/skyzh/mini-lsm-solution-checkpoint
[INFO] tweaked toml for git repo https://github.com/skyzh/mini-lsm-solution-checkpoint written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/skyzh/mini-lsm-solution-checkpoint 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" "+1.77.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[ERROR] this task or one of its parent failed!
[ERROR] no output for 300 seconds
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.
[INFO] testing skyzh/mini-lsm-solution-checkpoint against beta-2024-03-24 for beta-1.78-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fskyzh%2Fmini-lsm-solution-checkpoint" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/skyzh/mini-lsm-solution-checkpoint on toolchain beta-2024-03-24
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-03-24" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/skyzh/mini-lsm-solution-checkpoint
[INFO] finished tweaking git repo https://github.com/skyzh/mini-lsm-solution-checkpoint
[INFO] tweaked toml for git repo https://github.com/skyzh/mini-lsm-solution-checkpoint written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/skyzh/mini-lsm-solution-checkpoint 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" "+beta-2024-03-24" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] testing skyzh/mini-lsm-solution-checkpoint against beta-2024-03-24 for beta-1.78-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fskyzh%2Fmini-lsm-solution-checkpoint" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/skyzh/mini-lsm-solution-checkpoint on toolchain beta-2024-03-24
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-03-24" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/skyzh/mini-lsm-solution-checkpoint
[INFO] finished tweaking git repo https://github.com/skyzh/mini-lsm-solution-checkpoint
[INFO] tweaked toml for git repo https://github.com/skyzh/mini-lsm-solution-checkpoint written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/skyzh/mini-lsm-solution-checkpoint 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" "+beta-2024-03-24" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ouroboros v0.18.2
[INFO] [stderr]   Downloaded ouroboros_macro v0.18.2
[INFO] [stderr]   Downloaded crossbeam-skiplist v0.1.3
[INFO] [stderr]   Downloaded farmhash v1.1.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-03-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] af183aba458eef34d817db3232f81d1897353b2b99ceb86e578d1914d690d5db
[INFO] running `Command { std: "docker" "start" "-a" "af183aba458eef34d817db3232f81d1897353b2b99ceb86e578d1914d690d5db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "af183aba458eef34d817db3232f81d1897353b2b99ceb86e578d1914d690d5db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af183aba458eef34d817db3232f81d1897353b2b99ceb86e578d1914d690d5db", kill_on_drop: false }`
[INFO] [stdout] af183aba458eef34d817db3232f81d1897353b2b99ceb86e578d1914d690d5db
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-03-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ce7dbf0b9e7b0484a1060644e6c57d9fcc1609289444c1b570c8640a8f26944f
[INFO] running `Command { std: "docker" "start" "-a" "ce7dbf0b9e7b0484a1060644e6c57d9fcc1609289444c1b570c8640a8f26944f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.76
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling libc v0.2.152
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling parking_lot_core v0.9.9
[INFO] [stderr]    Compiling smallvec v1.13.1
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling utf8parse v0.2.1
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]    Compiling anstyle-parse v0.2.3
[INFO] [stderr]    Compiling serde v1.0.195
[INFO] [stderr]    Compiling proc-macro2-diagnostics v0.10.1
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]    Compiling anstyle v1.0.4
[INFO] [stderr]    Compiling yansi v1.0.0-rc.1
[INFO] [stderr]    Compiling either v1.9.0
[INFO] [stderr]    Compiling anstyle-query v1.0.2
[INFO] [stderr]    Compiling thiserror v1.0.56
[INFO] [stderr]    Compiling colorchoice v1.0.0
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling itertools v0.12.0
[INFO] [stderr]    Compiling anstream v0.6.11
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling getrandom v0.2.12
[INFO] [stderr]    Compiling raw-cpuid v10.7.0
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling anyhow v1.0.79
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling moka v0.9.9
[INFO] [stderr]    Compiling serde_json v1.0.111
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling clap_lex v0.6.0
[INFO] [stderr]    Compiling once_cell v1.19.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling clap_builder v4.4.18
[INFO] [stderr]    Compiling scheduled-thread-pool v0.2.7
[INFO] [stderr]    Compiling uuid v1.7.0
[INFO] [stderr]    Compiling num_cpus v1.16.0
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling quanta v0.11.1
[INFO] [stderr]    Compiling crossbeam-channel v0.5.11
[INFO] [stderr]    Compiling triomphe v0.1.11
[INFO] [stderr]    Compiling ryu v1.0.16
[INFO] [stderr]    Compiling aliasable v0.1.3
[INFO] [stderr]    Compiling tagptr v0.2.0
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling itoa v1.0.10
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling crossbeam-skiplist v0.1.3
[INFO] [stderr]    Compiling farmhash v1.1.5
[INFO] [stderr]    Compiling bytes v1.5.0
[INFO] [stderr]    Compiling arc-swap v1.6.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.56
[INFO] [stderr]    Compiling serde_derive v1.0.195
[INFO] [stderr]    Compiling ouroboros_macro v0.18.2
[INFO] [stderr]    Compiling clap_derive v4.4.7
[INFO] [stderr]    Compiling ouroboros v0.18.2
[INFO] [stderr]    Compiling clap v4.4.18
[INFO] [stderr]    Compiling mini-lsm-step-by-step v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.57s
[INFO] running `Command { std: "docker" "inspect" "ce7dbf0b9e7b0484a1060644e6c57d9fcc1609289444c1b570c8640a8f26944f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce7dbf0b9e7b0484a1060644e6c57d9fcc1609289444c1b570c8640a8f26944f", kill_on_drop: false }`
[INFO] [stdout] ce7dbf0b9e7b0484a1060644e6c57d9fcc1609289444c1b570c8640a8f26944f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-03-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7ff30b8052c95f6ade17b1eb6f22782cffb460889b3c062d2600fa93517bb8cf
[INFO] running `Command { std: "docker" "start" "-a" "7ff30b8052c95f6ade17b1eb6f22782cffb460889b3c062d2600fa93517bb8cf", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustix v0.38.30
[INFO] [stderr]    Compiling linux-raw-sys v0.4.13
[INFO] [stderr]    Compiling bitflags v2.4.2
[INFO] [stderr]    Compiling fastrand v2.0.1
[INFO] [stderr]    Compiling tempfile v3.9.0
[INFO] [stderr]    Compiling mini-lsm-step-by-step v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0583]: file not found for module `tests`
[INFO] [stdout]   --> src/lib.rs:15:1
[INFO] [stdout]    |
[INFO] [stdout] 15 | mod tests;
[INFO] [stdout]    | ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: to create the module `tests`, create file "src/tests.rs" or "src/tests/mod.rs"
[INFO] [stdout]    = note: if there is a `mod tests` elsewhere in the crate already, import it with `use crate::...` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0583`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mini-lsm-step-by-step` (lib test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "7ff30b8052c95f6ade17b1eb6f22782cffb460889b3c062d2600fa93517bb8cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ff30b8052c95f6ade17b1eb6f22782cffb460889b3c062d2600fa93517bb8cf", kill_on_drop: false }`
[INFO] [stdout] 7ff30b8052c95f6ade17b1eb6f22782cffb460889b3c062d2600fa93517bb8cf