[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 beta-2021-08-01 for beta-1.55-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchanhuhu%2Flearn-rust-by-building-kvdb" "/workspace/builds/worker-53/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-53/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/chanhuhu/learn-rust-by-building-kvdb on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "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-53/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" "+beta-2021-08-01" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 517a5e8714e6aaed96fd84a14d48f1fd0691d0450c03997bab14cebe46595bb6
[INFO] running `Command { std: "docker" "start" "-a" "517a5e8714e6aaed96fd84a14d48f1fd0691d0450c03997bab14cebe46595bb6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "517a5e8714e6aaed96fd84a14d48f1fd0691d0450c03997bab14cebe46595bb6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "517a5e8714e6aaed96fd84a14d48f1fd0691d0450c03997bab14cebe46595bb6", kill_on_drop: false }`
[INFO] [stdout] 517a5e8714e6aaed96fd84a14d48f1fd0691d0450c03997bab14cebe46595bb6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ac928680673a2aa1268c9e345be24ebe49643a59a78848a6bf8bcb1b59e35038
[INFO] running `Command { std: "docker" "start" "-a" "ac928680673a2aa1268c9e345be24ebe49643a59a78848a6bf8bcb1b59e35038", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling mydb v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.90s
[INFO] running `Command { std: "docker" "inspect" "ac928680673a2aa1268c9e345be24ebe49643a59a78848a6bf8bcb1b59e35038", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac928680673a2aa1268c9e345be24ebe49643a59a78848a6bf8bcb1b59e35038", kill_on_drop: false }`
[INFO] [stdout] ac928680673a2aa1268c9e345be24ebe49643a59a78848a6bf8bcb1b59e35038
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 900928402d22a7883652d8671788b34656a5b18bdda9fdccd8892bcf7c191df1
[INFO] running `Command { std: "docker" "start" "-a" "900928402d22a7883652d8671788b34656a5b18bdda9fdccd8892bcf7c191df1", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling mydb v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 12.57s
[INFO] running `Command { std: "docker" "inspect" "900928402d22a7883652d8671788b34656a5b18bdda9fdccd8892bcf7c191df1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "900928402d22a7883652d8671788b34656a5b18bdda9fdccd8892bcf7c191df1", kill_on_drop: false }`
[INFO] [stdout] 900928402d22a7883652d8671788b34656a5b18bdda9fdccd8892bcf7c191df1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5d0e7916ecf18f6cc9a1df91739b65c84e64f90d91dce73c915d3d48d3a7a5bd
[INFO] running `Command { std: "docker" "start" "-a" "5d0e7916ecf18f6cc9a1df91739b65c84e64f90d91dce73c915d3d48d3a7a5bd", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "5d0e7916ecf18f6cc9a1df91739b65c84e64f90d91dce73c915d3d48d3a7a5bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d0e7916ecf18f6cc9a1df91739b65c84e64f90d91dce73c915d3d48d3a7a5bd", kill_on_drop: false }`
[INFO] [stdout] 5d0e7916ecf18f6cc9a1df91739b65c84e64f90d91dce73c915d3d48d3a7a5bd
