[INFO] cloning repository https://github.com/outersky/r2d2-mysql
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/outersky/r2d2-mysql" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foutersky%2Fr2d2-mysql", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foutersky%2Fr2d2-mysql'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9b1182d13db717c03985db4c52b526bb14c9db13
[INFO] checking outersky/r2d2-mysql against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foutersky%2Fr2d2-mysql" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/outersky/r2d2-mysql on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/outersky/r2d2-mysql
[INFO] finished tweaking git repo https://github.com/outersky/r2d2-mysql
[INFO] tweaked toml for git repo https://github.com/outersky/r2d2-mysql written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/outersky/r2d2-mysql already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta" "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] 0fe6441222ef1f3c1357fd5ec5ee6e636a96a17797a3afc9297046adc7615a43
[INFO] running `Command { std: "docker" "start" "-a" "0fe6441222ef1f3c1357fd5ec5ee6e636a96a17797a3afc9297046adc7615a43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0fe6441222ef1f3c1357fd5ec5ee6e636a96a17797a3afc9297046adc7615a43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0fe6441222ef1f3c1357fd5ec5ee6e636a96a17797a3afc9297046adc7615a43", kill_on_drop: false }`
[INFO] [stdout] 0fe6441222ef1f3c1357fd5ec5ee6e636a96a17797a3afc9297046adc7615a43
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta" "check" "--frozen" "--all" "--all-targets" "--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] a2d3d7b5e7e48226dfebfdbfca895ade69c4a634dcb2fe5dc7294e3cf3fcf68c
[INFO] running `Command { std: "docker" "start" "-a" "a2d3d7b5e7e48226dfebfdbfca895ade69c4a634dcb2fe5dc7294e3cf3fcf68c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]    Compiling cc v1.0.47
[INFO] [stderr]    Compiling getrandom v0.1.13
[INFO] [stderr]    Compiling syn v1.0.8
[INFO] [stderr]    Compiling serde v1.0.103
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]    Compiling openssl v0.10.26
[INFO] [stderr]     Checking scopeguard v1.0.0
[INFO] [stderr]     Checking static_assertions v0.3.4
[INFO] [stderr]     Checking smallvec v1.0.0
[INFO] [stderr]    Compiling nix v0.17.0
[INFO] [stderr]    Compiling io-enum v0.2.2
[INFO] [stderr]    Compiling native-tls v0.2.3
[INFO] [stderr]     Checking uuid v0.8.1
[INFO] [stderr]    Compiling mysql v18.2.0
[INFO] [stderr]    Compiling num-traits v0.2.10
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling num-bigint v0.2.3
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling num-complex v0.2.3
[INFO] [stderr]    Compiling num-rational v0.2.2
[INFO] [stderr]    Compiling hashbrown v0.6.3
[INFO] [stderr]     Checking c2-chacha v0.2.3
[INFO] [stderr]     Checking lock_api v0.3.1
[INFO] [stderr]     Checking unicode-normalization v0.1.11
[INFO] [stderr]    Compiling lexical-core v0.6.2
[INFO] [stderr]    Compiling lexical v4.0.0
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]    Compiling openssl-sys v0.9.53
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]     Checking sha2 v0.8.0
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking url v2.1.0
[INFO] [stderr]     Checking parking_lot_core v0.6.2
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking backtrace v0.3.40
[INFO] [stderr]     Checking flate2 v1.0.13
[INFO] [stderr]    Compiling const-random-macro v0.1.8
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking parking_lot v0.9.0
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking rand v0.7.2
[INFO] [stderr]     Checking scheduled-thread-pool v0.2.2
[INFO] [stderr]     Checking r2d2 v0.8.6
[INFO] [stderr]     Checking const-random v0.1.8
[INFO] [stderr]     Checking ahash v0.2.18
[INFO] [stderr]     Checking num v0.2.0
[INFO] [stderr]     Checking lru v0.4.3
[INFO] [stderr]     Checking twox-hash v1.5.0
[INFO] [stderr]     Checking bigdecimal v0.1.0
[INFO] [stderr]     Checking rust_decimal v1.0.3
[INFO] [stderr]     Checking serde_json v1.0.42
[INFO] [stderr]     Checking chrono v0.4.10
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling derive_utils v0.9.1
[INFO] [stderr]     Checking failure v0.1.6
[INFO] [stderr]     Checking mysql_common v0.20.2
[INFO] [stderr]     Checking r2d2_mysql v18.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 21s
[INFO] running `Command { std: "docker" "inspect" "a2d3d7b5e7e48226dfebfdbfca895ade69c4a634dcb2fe5dc7294e3cf3fcf68c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2d3d7b5e7e48226dfebfdbfca895ade69c4a634dcb2fe5dc7294e3cf3fcf68c", kill_on_drop: false }`
[INFO] [stdout] a2d3d7b5e7e48226dfebfdbfca895ade69c4a634dcb2fe5dc7294e3cf3fcf68c