[INFO] cloning repository https://github.com/gleicon/refluxdb
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gleicon/refluxdb" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgleicon%2Frefluxdb", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgleicon%2Frefluxdb'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c09fe43cd4e6bbcaa1661d8cfa6fb1be983b9196
[INFO] testing gleicon/refluxdb against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgleicon%2Frefluxdb" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/gleicon/refluxdb on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/gleicon/refluxdb
[INFO] finished tweaking git repo https://github.com/gleicon/refluxdb
[INFO] tweaked toml for git repo https://github.com/gleicon/refluxdb written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/gleicon/refluxdb already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded proc-macro2 v1.0.29
[INFO] [stderr]   Downloaded miow v0.3.7
[INFO] [stderr]   Downloaded once_cell v1.8.0
[INFO] [stderr]   Downloaded mio v0.7.13
[INFO] [stderr]   Downloaded lock_api v0.4.5
[INFO] [stderr]   Downloaded hermit-abi v0.1.19
[INFO] [stderr]   Downloaded bytes v1.1.0
[INFO] [stderr]   Downloaded bitflags v1.3.2
[INFO] [stderr]   Downloaded memchr v2.4.1
[INFO] [stderr]   Downloaded instant v0.1.10
[INFO] [stderr]   Downloaded syn v1.0.76
[INFO] [stderr]   Downloaded tokio v1.11.0
[INFO] [stderr]   Downloaded parking_lot v0.11.2
[INFO] [stderr]   Downloaded redox_syscall v0.2.10
[INFO] [stderr]   Downloaded signal-hook-registry v1.4.0
[INFO] [stderr]   Downloaded tokio-macros v1.3.0
[INFO] [stderr]   Downloaded parking_lot_core v0.8.5
[INFO] [stderr]   Downloaded pin-project-lite v0.2.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7888b4f1fd2b6669486c92098cc0bbe33ffa581b39048a091f93382852b526d1
[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" "7888b4f1fd2b6669486c92098cc0bbe33ffa581b39048a091f93382852b526d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7888b4f1fd2b6669486c92098cc0bbe33ffa581b39048a091f93382852b526d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7888b4f1fd2b6669486c92098cc0bbe33ffa581b39048a091f93382852b526d1", kill_on_drop: false }`
[INFO] [stdout] 7888b4f1fd2b6669486c92098cc0bbe33ffa581b39048a091f93382852b526d1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "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] 38daf9ebe29f9b686cdc50b5219e2ac0895c0fd046d89b241d3464d9f23dd25f
[INFO] running `Command { std: "docker" "start" "-a" "38daf9ebe29f9b686cdc50b5219e2ac0895c0fd046d89b241d3464d9f23dd25f", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling tokio-macros v1.3.0
[INFO] [stderr]    Compiling tokio v1.11.0
[INFO] [stderr]    Compiling refluxdb v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/protocol.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 24 |     pub fn new(measurement_name:  String) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.29s
[INFO] running `Command { std: "docker" "inspect" "38daf9ebe29f9b686cdc50b5219e2ac0895c0fd046d89b241d3464d9f23dd25f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38daf9ebe29f9b686cdc50b5219e2ac0895c0fd046d89b241d3464d9f23dd25f", kill_on_drop: false }`
[INFO] [stdout] 38daf9ebe29f9b686cdc50b5219e2ac0895c0fd046d89b241d3464d9f23dd25f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 39674e466d08d74246f748f62b9a796b7b6884ce15678e8a6da5a00e0aae7c65
[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" "39674e466d08d74246f748f62b9a796b7b6884ce15678e8a6da5a00e0aae7c65", kill_on_drop: false }`
[INFO] [stderr]    Compiling refluxdb v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/protocol.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 24 |     pub fn new(measurement_name:  String) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.06s
[INFO] running `Command { std: "docker" "inspect" "39674e466d08d74246f748f62b9a796b7b6884ce15678e8a6da5a00e0aae7c65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39674e466d08d74246f748f62b9a796b7b6884ce15678e8a6da5a00e0aae7c65", kill_on_drop: false }`
[INFO] [stdout] 39674e466d08d74246f748f62b9a796b7b6884ce15678e8a6da5a00e0aae7c65
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 63b50fb5e5272c294c20483379d7ce3665728699fc036e7c2f3a0a42d1b8cf51
[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" "63b50fb5e5272c294c20483379d7ce3665728699fc036e7c2f3a0a42d1b8cf51", kill_on_drop: false }`
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/protocol.rs:24:12
[INFO] [stderr]    |
[INFO] [stderr] 24 |     pub fn new(measurement_name:  String) -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `refluxdb` (bin "refluxdb" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/refluxdb-4227ce17d3bdd4d1)
[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" "63b50fb5e5272c294c20483379d7ce3665728699fc036e7c2f3a0a42d1b8cf51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63b50fb5e5272c294c20483379d7ce3665728699fc036e7c2f3a0a42d1b8cf51", kill_on_drop: false }`
[INFO] [stdout] 63b50fb5e5272c294c20483379d7ce3665728699fc036e7c2f3a0a42d1b8cf51