[INFO] cloning repository https://github.com/faheemuzzaman/mysql_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/faheemuzzaman/mysql_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffaheemuzzaman%2Fmysql_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffaheemuzzaman%2Fmysql_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e831f5cc1df400c663c379a811419fdc36d800eb
[INFO] testing faheemuzzaman/mysql_rust against try#eafdee2dfae8c2233b74f98b123308be7ccefcc6 for pr-79296
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffaheemuzzaman%2Fmysql_rust" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/faheemuzzaman/mysql_rust on toolchain eafdee2dfae8c2233b74f98b123308be7ccefcc6
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/faheemuzzaman/mysql_rust
[INFO] finished tweaking git repo https://github.com/faheemuzzaman/mysql_rust
[INFO] tweaked toml for git repo https://github.com/faheemuzzaman/mysql_rust written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/faheemuzzaman/mysql_rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded twox-hash v1.3.0
[INFO] [stderr]   Downloaded mysql_common v0.17.1
[INFO] [stderr]   Downloaded mysql v16.0.2
[INFO] [stderr]   Downloaded stackvector v1.0.2
[INFO] [stderr]   Downloaded lexical-core v0.4.0
[INFO] [stderr]   Downloaded lexical v2.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "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] c0bf0abc3eb8f81753ebf5bd1bfc752534a057803c57ddf5839e6d1a9af785e4
[INFO] running `Command { std: "docker" "start" "-a" "c0bf0abc3eb8f81753ebf5bd1bfc752534a057803c57ddf5839e6d1a9af785e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c0bf0abc3eb8f81753ebf5bd1bfc752534a057803c57ddf5839e6d1a9af785e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0bf0abc3eb8f81753ebf5bd1bfc752534a057803c57ddf5839e6d1a9af785e4", kill_on_drop: false }`
[INFO] [stdout] c0bf0abc3eb8f81753ebf5bd1bfc752534a057803c57ddf5839e6d1a9af785e4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3fdb13ac4dbc7f6328cb1fb07fc63f2779210cc8e59d175a42d68282be1cb63b
[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" "3fdb13ac4dbc7f6328cb1fb07fc63f2779210cc8e59d175a42d68282be1cb63b", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand_core v0.4.0
[INFO] [stderr]    Compiling typenum v1.10.0
[INFO] [stderr]    Compiling byteorder v1.3.1
[INFO] [stderr]    Compiling serde v1.0.92
[INFO] [stderr]    Compiling cc v1.0.37
[INFO] [stderr]    Compiling num-bigint v0.2.2
[INFO] [stderr]    Compiling smallvec v0.6.9
[INFO] [stderr]    Compiling regex v1.1.6
[INFO] [stderr]    Compiling opaque-debug v0.2.2
[INFO] [stderr]    Compiling nix v0.13.0
[INFO] [stderr]    Compiling utf8-ranges v1.0.2
[INFO] [stderr]    Compiling bit-vec v0.5.1
[INFO] [stderr]    Compiling mysql v16.0.2
[INFO] [stderr]    Compiling bufstream v0.1.4
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling unreachable v1.0.0
[INFO] [stderr]    Compiling regex-syntax v0.6.6
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling unicode-normalization v0.1.8
[INFO] [stderr]    Compiling stackvector v1.0.2
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling lexical-core v0.4.0
[INFO] [stderr]    Compiling base64 v0.10.1
[INFO] [stderr]    Compiling miniz-sys v0.1.12
[INFO] [stderr]    Compiling generic-array v0.12.0
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling digest v0.8.0
[INFO] [stderr]    Compiling flate2 v1.0.7
[INFO] [stderr]    Compiling sha2 v0.8.0
[INFO] [stderr]    Compiling twox-hash v1.3.0
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling chrono v0.4.6
[INFO] [stderr]    Compiling lexical v2.1.0
[INFO] [stderr]    Compiling serde_json v1.0.39
[INFO] [stderr]    Compiling mysql_common v0.17.1
[INFO] [stderr]    Compiling mysql_simple v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `fetch`
[INFO] [stdout]   --> src/main.rs:58:4
[INFO] [stdout]    |
[INFO] [stdout] 58 | fn fetch()
[INFO] [stdout]    |    ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `insert`
[INFO] [stdout]   --> src/main.rs:79:4
[INFO] [stdout]    |
[INFO] [stdout] 79 | fn insert(){
[INFO] [stdout]    |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 11s
[INFO] running `Command { std: "docker" "inspect" "3fdb13ac4dbc7f6328cb1fb07fc63f2779210cc8e59d175a42d68282be1cb63b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3fdb13ac4dbc7f6328cb1fb07fc63f2779210cc8e59d175a42d68282be1cb63b", kill_on_drop: false }`
[INFO] [stdout] 3fdb13ac4dbc7f6328cb1fb07fc63f2779210cc8e59d175a42d68282be1cb63b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d54dfd735392aa41d50cfc96fd41fd6fa29b738f033f7f0c88e26ef404aef0a7
[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" "d54dfd735392aa41d50cfc96fd41fd6fa29b738f033f7f0c88e26ef404aef0a7", kill_on_drop: false }`
[INFO] [stderr]    Compiling mysql_simple v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `fetch`
[INFO] [stdout]   --> src/main.rs:58:4
[INFO] [stdout]    |
[INFO] [stdout] 58 | fn fetch()
[INFO] [stdout]    |    ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `insert`
[INFO] [stdout]   --> src/main.rs:79:4
[INFO] [stdout]    |
[INFO] [stdout] 79 | fn insert(){
[INFO] [stdout]    |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.00s
[INFO] running `Command { std: "docker" "inspect" "d54dfd735392aa41d50cfc96fd41fd6fa29b738f033f7f0c88e26ef404aef0a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d54dfd735392aa41d50cfc96fd41fd6fa29b738f033f7f0c88e26ef404aef0a7", kill_on_drop: false }`
[INFO] [stdout] d54dfd735392aa41d50cfc96fd41fd6fa29b738f033f7f0c88e26ef404aef0a7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "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] 3abc7139ce999cea637f0bb6fd9fe3f372d4de3b057b827a2807467f555611ca
[INFO] running `Command { std: "docker" "start" "-a" "3abc7139ce999cea637f0bb6fd9fe3f372d4de3b057b827a2807467f555611ca", kill_on_drop: false }`
[INFO] [stderr] warning: function is never used: `fetch`
[INFO] [stderr]   --> src/main.rs:58:4
[INFO] [stderr]    |
[INFO] [stderr] 58 | fn fetch()
[INFO] [stderr]    |    ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `insert`
[INFO] [stderr]   --> src/main.rs:79:4
[INFO] [stderr]    |
[INFO] [stderr] 79 | fn insert(){
[INFO] [stderr]    |    ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/mysql_simple-e4d148cad8102d6b
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3abc7139ce999cea637f0bb6fd9fe3f372d4de3b057b827a2807467f555611ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3abc7139ce999cea637f0bb6fd9fe3f372d4de3b057b827a2807467f555611ca", kill_on_drop: false }`
[INFO] [stdout] 3abc7139ce999cea637f0bb6fd9fe3f372d4de3b057b827a2807467f555611ca