[INFO] cloning repository https://github.com/chanhuhu/learn-rust-by-building-kvdb
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/chanhuhu/learn-rust-by-building-kvdb" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchanhuhu%2Flearn-rust-by-building-kvdb", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchanhuhu%2Flearn-rust-by-building-kvdb'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 57301f4b8058a6101bed079a76553364144a533a
[INFO] testing chanhuhu/learn-rust-by-building-kvdb against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchanhuhu%2Flearn-rust-by-building-kvdb" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/chanhuhu/learn-rust-by-building-kvdb on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/chanhuhu/learn-rust-by-building-kvdb
[INFO] finished tweaking git repo https://github.com/chanhuhu/learn-rust-by-building-kvdb
[INFO] tweaked toml for git repo https://github.com/chanhuhu/learn-rust-by-building-kvdb written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/chanhuhu/learn-rust-by-building-kvdb already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b4f26066702fdf68d7d3d2e1515647d102f0e80e2efe47102365e760651f525d
[INFO] running `Command { std: "docker" "start" "-a" "b4f26066702fdf68d7d3d2e1515647d102f0e80e2efe47102365e760651f525d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b4f26066702fdf68d7d3d2e1515647d102f0e80e2efe47102365e760651f525d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4f26066702fdf68d7d3d2e1515647d102f0e80e2efe47102365e760651f525d", kill_on_drop: false }`
[INFO] [stdout] b4f26066702fdf68d7d3d2e1515647d102f0e80e2efe47102365e760651f525d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e0c97847a74f39b012e72adeb9758c90c473ba1b5f62d7470fbf45146e8013f1
[INFO] running `Command { std: "docker" "start" "-a" "e0c97847a74f39b012e72adeb9758c90c473ba1b5f62d7470fbf45146e8013f1", kill_on_drop: false }`
[INFO] [stderr]    Compiling mydb v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.05s
[INFO] running `Command { std: "docker" "inspect" "e0c97847a74f39b012e72adeb9758c90c473ba1b5f62d7470fbf45146e8013f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0c97847a74f39b012e72adeb9758c90c473ba1b5f62d7470fbf45146e8013f1", kill_on_drop: false }`
[INFO] [stdout] e0c97847a74f39b012e72adeb9758c90c473ba1b5f62d7470fbf45146e8013f1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 25e1e280df6991ee5988ccc4813b8e7409455df31a71c3db68fc6c9aa57c1abd
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "25e1e280df6991ee5988ccc4813b8e7409455df31a71c3db68fc6c9aa57c1abd", kill_on_drop: false }`
[INFO] [stderr]    Compiling mydb v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.82s
[INFO] running `Command { std: "docker" "inspect" "25e1e280df6991ee5988ccc4813b8e7409455df31a71c3db68fc6c9aa57c1abd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25e1e280df6991ee5988ccc4813b8e7409455df31a71c3db68fc6c9aa57c1abd", kill_on_drop: false }`
[INFO] [stdout] 25e1e280df6991ee5988ccc4813b8e7409455df31a71c3db68fc6c9aa57c1abd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 48cbabe0571a6812e5bb0280bbc9fd1b1e8200322eb3aa64a3e6315e7aeca542
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "48cbabe0571a6812e5bb0280bbc9fd1b1e8200322eb3aa64a3e6315e7aeca542", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mydb-1d8e3833c6f5b32d)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "48cbabe0571a6812e5bb0280bbc9fd1b1e8200322eb3aa64a3e6315e7aeca542", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48cbabe0571a6812e5bb0280bbc9fd1b1e8200322eb3aa64a3e6315e7aeca542", kill_on_drop: false }`
[INFO] [stdout] 48cbabe0571a6812e5bb0280bbc9fd1b1e8200322eb3aa64a3e6315e7aeca542