[INFO] cloning repository https://github.com/rummolprod999/rust_mysql
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rummolprod999/rust_mysql" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frummolprod999%2Frust_mysql", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frummolprod999%2Frust_mysql'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] af8614ec2129efe5a10f0bc05ee397232b82b31d
[INFO] testing rummolprod999/rust_mysql 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%2Frummolprod999%2Frust_mysql" "/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/rummolprod999/rust_mysql 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/rummolprod999/rust_mysql
[INFO] finished tweaking git repo https://github.com/rummolprod999/rust_mysql
[INFO] tweaked toml for git repo https://github.com/rummolprod999/rust_mysql written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/rummolprod999/rust_mysql 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]  Downloading crates ...
[INFO] [stderr]   Downloaded named_pipe v0.3.0
[INFO] [stderr]   Downloaded bit-vec v0.5.0
[INFO] [stderr]   Downloaded atoi v0.2.3
[INFO] [stderr]   Downloaded num-bigint v0.2.0
[INFO] [stderr]   Downloaded twox-hash v1.1.1
[INFO] [stderr]   Downloaded cc v1.0.22
[INFO] [stderr]   Downloaded serde v1.0.75
[INFO] [stderr]   Downloaded mysql_common v0.8.0
[INFO] [stderr]   Downloaded mysql v14.0.0
[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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] bef2fcace6be935ce61c09f3bd64e208436c6033c9471a79c32dcae42130e660
[INFO] running `Command { std: "docker" "start" "-a" "bef2fcace6be935ce61c09f3bd64e208436c6033c9471a79c32dcae42130e660", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bef2fcace6be935ce61c09f3bd64e208436c6033c9471a79c32dcae42130e660", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bef2fcace6be935ce61c09f3bd64e208436c6033c9471a79c32dcae42130e660", kill_on_drop: false }`
[INFO] [stdout] bef2fcace6be935ce61c09f3bd64e208436c6033c9471a79c32dcae42130e660
[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] ef82b2f41fc274002d59dbd63c65f48d8831761054f6c074377d81c96d137195
[INFO] running `Command { std: "docker" "start" "-a" "ef82b2f41fc274002d59dbd63c65f48d8831761054f6c074377d81c96d137195", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.75
[INFO] [stderr]    Compiling cc v1.0.22
[INFO] [stderr]    Compiling regex v1.0.4
[INFO] [stderr]    Compiling bit-vec v0.5.0
[INFO] [stderr]    Compiling bufstream v0.1.3
[INFO] [stderr]    Compiling memchr v2.0.2
[INFO] [stderr]    Compiling uuid v0.6.5
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling base64 v0.9.2
[INFO] [stderr]    Compiling twox-hash v1.1.1
[INFO] [stderr]    Compiling smallvec v0.6.5
[INFO] [stderr]    Compiling atoi v0.2.3
[INFO] [stderr]    Compiling nix v0.11.0
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling digest v0.7.5
[INFO] [stderr]    Compiling num-bigint v0.2.0
[INFO] [stderr]    Compiling chrono v0.4.6
[INFO] [stderr]    Compiling url v1.7.1
[INFO] [stderr]    Compiling aho-corasick v0.6.8
[INFO] [stderr]    Compiling sha2 v0.7.1
[INFO] [stderr]    Compiling miniz-sys v0.1.10
[INFO] [stderr]    Compiling flate2 v1.0.2
[INFO] [stderr]    Compiling serde_json v1.0.26
[INFO] [stderr]    Compiling mysql_common v0.8.0
[INFO] [stderr]    Compiling mysql v14.0.0
[INFO] [stderr]    Compiling rust_mysql v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.12s
[INFO] running `Command { std: "docker" "inspect" "ef82b2f41fc274002d59dbd63c65f48d8831761054f6c074377d81c96d137195", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef82b2f41fc274002d59dbd63c65f48d8831761054f6c074377d81c96d137195", kill_on_drop: false }`
[INFO] [stdout] ef82b2f41fc274002d59dbd63c65f48d8831761054f6c074377d81c96d137195
[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] becc602e39c8371a60ee507e44d97a767f7b620570a6c6fd21648169fdbf889c
[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" "becc602e39c8371a60ee507e44d97a767f7b620570a6c6fd21648169fdbf889c", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_mysql v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.09s
[INFO] running `Command { std: "docker" "inspect" "becc602e39c8371a60ee507e44d97a767f7b620570a6c6fd21648169fdbf889c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "becc602e39c8371a60ee507e44d97a767f7b620570a6c6fd21648169fdbf889c", kill_on_drop: false }`
[INFO] [stdout] becc602e39c8371a60ee507e44d97a767f7b620570a6c6fd21648169fdbf889c
[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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 05d84e1dba3eed669a4523d58b70e27c519edeb84b0a41fa3a1e2410483b2ecb
[INFO] running `Command { std: "docker" "start" "-a" "05d84e1dba3eed669a4523d58b70e27c519edeb84b0a41fa3a1e2410483b2ecb", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_mysql-5375f8885c769b0b)
[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" "05d84e1dba3eed669a4523d58b70e27c519edeb84b0a41fa3a1e2410483b2ecb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05d84e1dba3eed669a4523d58b70e27c519edeb84b0a41fa3a1e2410483b2ecb", kill_on_drop: false }`
[INFO] [stdout] 05d84e1dba3eed669a4523d58b70e27c519edeb84b0a41fa3a1e2410483b2ecb