[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] checking rummolprod999/rust_mysql against try#3e22d1f9053c0fc87629b3c6d5d9567856368e5d for pr-78714
[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 3e22d1f9053c0fc87629b3c6d5d9567856368e5d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "read-manifest" "--manifest-path" "Cargo.toml", 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" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded mysql_common v0.8.0
[INFO] [stderr]   Downloaded serde v1.0.75
[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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "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] 1ebed7c256ed93a43ac2fb4dca77e7fede5b6c024206ae0731566c74d146afa0
[INFO] running `Command { std: "docker" "start" "-a" "1ebed7c256ed93a43ac2fb4dca77e7fede5b6c024206ae0731566c74d146afa0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1ebed7c256ed93a43ac2fb4dca77e7fede5b6c024206ae0731566c74d146afa0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ebed7c256ed93a43ac2fb4dca77e7fede5b6c024206ae0731566c74d146afa0", kill_on_drop: false }`
[INFO] [stdout] 1ebed7c256ed93a43ac2fb4dca77e7fede5b6c024206ae0731566c74d146afa0
[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=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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 80b562a24aa6f1f91704beeb27da6c6a671fe4f6af93e9669a6d058456eb8155
[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" "80b562a24aa6f1f91704beeb27da6c6a671fe4f6af93e9669a6d058456eb8155", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.5
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling cc v1.0.22
[INFO] [stderr]    Compiling serde v1.0.75
[INFO] [stderr]    Compiling num-bigint v0.2.0
[INFO] [stderr]    Compiling regex v1.0.4
[INFO] [stderr]     Checking byteorder v1.2.6
[INFO] [stderr]    Compiling nix v0.11.0
[INFO] [stderr]     Checking utf8-ranges v1.0.1
[INFO] [stderr]     Checking bit-vec v0.5.0
[INFO] [stderr]     Checking memchr v2.0.2
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]     Checking rand v0.5.5
[INFO] [stderr]     Checking uuid v0.6.5
[INFO] [stderr]     Checking block-buffer v0.3.3
[INFO] [stderr]     Checking regex-syntax v0.6.2
[INFO] [stderr]     Checking smallvec v0.6.5
[INFO] [stderr]     Checking url v1.7.1
[INFO] [stderr]     Checking aho-corasick v0.6.8
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking base64 v0.9.2
[INFO] [stderr]     Checking sha2 v0.7.1
[INFO] [stderr]    Compiling miniz-sys v0.1.10
[INFO] [stderr]     Checking twox-hash v1.1.1
[INFO] [stderr]     Checking atoi v0.2.3
[INFO] [stderr]     Checking flate2 v1.0.2
[INFO] [stderr]     Checking chrono v0.4.6
[INFO] [stderr]     Checking serde_json v1.0.26
[INFO] [stderr]     Checking mysql_common v0.8.0
[INFO] [stderr]     Checking mysql v14.0.0
[INFO] [stderr]     Checking rust_mysql v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 38.79s
[INFO] running `Command { std: "docker" "inspect" "80b562a24aa6f1f91704beeb27da6c6a671fe4f6af93e9669a6d058456eb8155", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80b562a24aa6f1f91704beeb27da6c6a671fe4f6af93e9669a6d058456eb8155", kill_on_drop: false }`
[INFO] [stdout] 80b562a24aa6f1f91704beeb27da6c6a671fe4f6af93e9669a6d058456eb8155