[INFO] cloning repository https://github.com/weijia99/bitcast
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/weijia99/bitcast" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fweijia99%2Fbitcast", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fweijia99%2Fbitcast'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0536a1f42a94538201e1f4a0e88510e183418536
[INFO] checking weijia99/bitcast against try#2b39fe756f52bc2825bf5b2bfc385cab922dae10 for pr-143011
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fweijia99%2Fbitcast" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/weijia99/bitcast
[INFO] finished tweaking git repo https://github.com/weijia99/bitcast
[INFO] tweaked toml for git repo https://github.com/weijia99/bitcast written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/weijia99/bitcast on toolchain 2b39fe756f52bc2825bf5b2bfc385cab922dae10
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2b39fe756f52bc2825bf5b2bfc385cab922dae10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/weijia99/bitcast 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" "+2b39fe756f52bc2825bf5b2bfc385cab922dae10" "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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+2b39fe756f52bc2825bf5b2bfc385cab922dae10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 360b94cb530c0e802945e9d92956f7c74d78912f94aafa1f57bad816618c273f
[INFO] running `Command { std: "docker" "start" "-a" "360b94cb530c0e802945e9d92956f7c74d78912f94aafa1f57bad816618c273f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "360b94cb530c0e802945e9d92956f7c74d78912f94aafa1f57bad816618c273f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "360b94cb530c0e802945e9d92956f7c74d78912f94aafa1f57bad816618c273f", kill_on_drop: false }`
[INFO] [stdout] 360b94cb530c0e802945e9d92956f7c74d78912f94aafa1f57bad816618c273f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+2b39fe756f52bc2825bf5b2bfc385cab922dae10" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8dc9086cbe5a07786450ded89dc342d226a66e65695f7e61aaa8a1b3e488defb
[INFO] running `Command { std: "docker" "start" "-a" "8dc9086cbe5a07786450ded89dc342d226a66e65695f7e61aaa8a1b3e488defb", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.2.0
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling parking_lot_core v0.8.6
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking smallvec v1.13.2
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking bitcast v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `LogRecordPos` is never constructed
[INFO] [stdout]  --> src/data/log_record.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct LogRecordPos{
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Indexer` is never used
[INFO] [stdout]  --> src/index/mod.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub trait Indexer{
[INFO] [stdout]   |           ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Btree` is never constructed
[INFO] [stdout]   --> src/index/btree.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct Btree{
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/index/btree.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl Btree{
[INFO] [stdout]    | ---------- associated function in this implementation
[INFO] [stdout] 15 |     pub fn new()->Self{
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.98s
[INFO] running `Command { std: "docker" "inspect" "8dc9086cbe5a07786450ded89dc342d226a66e65695f7e61aaa8a1b3e488defb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8dc9086cbe5a07786450ded89dc342d226a66e65695f7e61aaa8a1b3e488defb", kill_on_drop: false }`
[INFO] [stdout] 8dc9086cbe5a07786450ded89dc342d226a66e65695f7e61aaa8a1b3e488defb
