[INFO] cloning repository https://github.com/usamalearner/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/usamalearner/rust-mysql" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fusamalearner%2Frust-mysql", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fusamalearner%2Frust-mysql'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] b3ae39f689938efa6b47a01235c85b463ea460d1 [INFO] checking usamalearner/rust-mysql against try#575650af7d7ca88602df28e39d27bf3e456c306e for pr-80579 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fusamalearner%2Frust-mysql" "/workspace/builds/worker-0/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/usamalearner/rust-mysql on toolchain 575650af7d7ca88602df28e39d27bf3e456c306e [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+575650af7d7ca88602df28e39d27bf3e456c306e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/usamalearner/rust-mysql [INFO] finished tweaking git repo https://github.com/usamalearner/rust-mysql [INFO] tweaked toml for git repo https://github.com/usamalearner/rust-mysql written to /workspace/builds/worker-0/source/Cargo.toml [INFO] crate git repo https://github.com/usamalearner/rust-mysql already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+575650af7d7ca88602df28e39d27bf3e456c306e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded memoffset v0.5.4 [INFO] [stderr] Downloaded smallvec v0.6.13 [INFO] [stderr] Downloaded tokio-timer v0.2.13 [INFO] [stderr] Downloaded tokio-current-thread v0.1.7 [INFO] [stderr] Downloaded serde v1.0.113 [INFO] [stderr] Downloaded serde_json v1.0.55 [INFO] [stderr] Downloaded static_assertions v0.3.4 [INFO] [stderr] Downloaded rust_decimal v1.6.0 [INFO] [stderr] Downloaded mysql_common v0.18.1 [INFO] [stderr] Downloaded bigdecimal v0.1.2 [INFO] [stderr] Downloaded bit-vec v0.6.2 [INFO] [stderr] Downloaded bufstream v0.1.4 [INFO] [stderr] Downloaded num-bigint v0.2.6 [INFO] [stderr] Downloaded named_pipe v0.4.1 [INFO] [stderr] Downloaded lexical v2.2.2 [INFO] [stderr] Downloaded lexical-core v0.4.6 [INFO] [stderr] Downloaded http v0.1.21 [INFO] [stderr] Downloaded addr2line v0.12.1 [INFO] [stderr] Downloaded gimli v0.21.0 [INFO] [stderr] Downloaded indexmap v1.4.0 [INFO] [stderr] Downloaded pkg-config v0.3.17 [INFO] [stderr] Downloaded tokio-sync v0.1.8 [INFO] [stderr] Downloaded cc v1.0.54 [INFO] [stderr] Downloaded mysql v16.1.0 [INFO] [stderr] Downloaded flate2 v1.0.14 [INFO] [stderr] Downloaded twox-hash v1.5.0 [INFO] [stderr] Downloaded backtrace v0.3.49 [INFO] [stderr] Downloaded error-chain v0.12.2 [INFO] [stderr] Downloaded aho-corasick v0.7.10 [INFO] [stderr] Downloaded adler32 v1.1.0 [INFO] [stderr] Downloaded openssl v0.10.29 [INFO] [stderr] Downloaded syn v1.0.31 [INFO] [stderr] Downloaded serde_derive v1.0.113 [INFO] [stderr] Downloaded tokio-tcp v0.1.4 [INFO] [stderr] Downloaded reqwest v0.9.24 [INFO] [stderr] Downloaded tokio-io v0.1.13 [INFO] [stderr] Downloaded crossbeam-queue v0.2.3 [INFO] [stderr] Downloaded tokio-executor v0.1.10 [INFO] [stderr] Downloaded tokio-reactor v0.1.12 [INFO] [stderr] Downloaded tokio-threadpool v0.1.18 [INFO] [stderr] Downloaded hermit-abi v0.1.14 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+575650af7d7ca88602df28e39d27bf3e456c306e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4c51643de4303061d7a27298a20e80a62a8f0bc9e1325147e5b0b2d6adb1b8b7 [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" "4c51643de4303061d7a27298a20e80a62a8f0bc9e1325147e5b0b2d6adb1b8b7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4c51643de4303061d7a27298a20e80a62a8f0bc9e1325147e5b0b2d6adb1b8b7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4c51643de4303061d7a27298a20e80a62a8f0bc9e1325147e5b0b2d6adb1b8b7", kill_on_drop: false }` [INFO] [stdout] 4c51643de4303061d7a27298a20e80a62a8f0bc9e1325147e5b0b2d6adb1b8b7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+575650af7d7ca88602df28e39d27bf3e456c306e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 158102a3c88524ed63a371701dca76bc7d8bbaeaafc29604f9df2bbed241db96 [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" "158102a3c88524ed63a371701dca76bc7d8bbaeaafc29604f9df2bbed241db96", kill_on_drop: false }` [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling syn v1.0.31 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Checking fnv v1.0.7 [INFO] [stderr] Checking itoa v0.4.6 [INFO] [stderr] Checking matches v0.1.8 [INFO] [stderr] Checking slab v0.4.2 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Checking regex-syntax v0.6.18 [INFO] [stderr] Checking percent-encoding v2.1.0 [INFO] [stderr] Compiling httparse v1.3.4 [INFO] [stderr] Compiling crc32fast v1.2.0 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Checking foreign-types-shared v0.1.1 [INFO] [stderr] Checking ppv-lite86 v0.2.8 [INFO] [stderr] Compiling native-tls v0.2.4 [INFO] [stderr] Checking try-lock v0.2.2 [INFO] [stderr] Checking openssl-probe v0.1.2 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking mime v0.3.16 [INFO] [stderr] Checking dtoa v0.4.6 [INFO] [stderr] Compiling mysql v16.1.0 [INFO] [stderr] Compiling memoffset v0.5.4 [INFO] [stderr] Compiling num-traits v0.2.12 [INFO] [stderr] Compiling num-integer v0.1.43 [INFO] [stderr] Compiling num-bigint v0.2.6 [INFO] [stderr] Compiling openssl-sys v0.9.58 [INFO] [stderr] Checking try_from v0.3.2 [INFO] [stderr] Checking lock_api v0.3.4 [INFO] [stderr] Checking unicode-bidi v0.3.4 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Checking tokio-sync v0.1.8 [INFO] [stderr] Checking foreign-types v0.3.2 [INFO] [stderr] Compiling proc-macro2 v1.0.18 [INFO] [stderr] Checking log v0.4.8 [INFO] [stderr] Checking encoding_rs v0.8.23 [INFO] [stderr] Checking crossbeam-utils v0.7.2 [INFO] [stderr] Compiling unicase v2.6.0 [INFO] [stderr] Compiling error-chain v0.12.2 [INFO] [stderr] Checking net2 v0.2.34 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking backtrace v0.3.49 [INFO] [stderr] Compiling parking_lot_core v0.6.2 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Compiling lexical-core v0.4.6 [INFO] [stderr] Compiling hyper v0.12.35 [INFO] [stderr] Compiling lexical v2.2.2 [INFO] [stderr] Checking futures-cpupool v0.1.8 [INFO] [stderr] Checking want v0.2.0 [INFO] [stderr] Checking smallvec v0.6.13 [INFO] [stderr] Checking nix v0.15.0 [INFO] [stderr] Checking idna v0.1.5 [INFO] [stderr] Checking idna v0.2.0 [INFO] [stderr] Checking aho-corasick v0.7.10 [INFO] [stderr] Checking tokio-executor v0.1.10 [INFO] [stderr] Checking crossbeam-queue v0.2.3 [INFO] [stderr] Checking rand v0.6.5 [INFO] [stderr] Checking mio v0.6.22 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Checking flate2 v1.0.14 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Checking base64 v0.10.1 [INFO] [stderr] Checking block-buffer v0.7.3 [INFO] [stderr] Checking tokio-current-thread v0.1.7 [INFO] [stderr] Checking tokio-timer v0.2.13 [INFO] [stderr] Checking crossbeam-epoch v0.8.2 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking url v1.7.2 [INFO] [stderr] Checking url v2.1.1 [INFO] [stderr] Compiling openssl v0.10.29 [INFO] [stderr] Compiling mime_guess v2.0.3 [INFO] [stderr] Checking sha2 v0.8.2 [INFO] [stderr] Checking tokio-io v0.1.13 [INFO] [stderr] Checking http v0.1.21 [INFO] [stderr] Checking tokio-buf v0.1.1 [INFO] [stderr] Checking string v0.2.1 [INFO] [stderr] Checking regex v1.3.9 [INFO] [stderr] Checking uuid v0.7.4 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking crossbeam-deque v0.7.3 [INFO] [stderr] Checking cookie v0.12.0 [INFO] [stderr] Checking tokio-threadpool v0.1.18 [INFO] [stderr] Checking tokio-reactor v0.1.12 [INFO] [stderr] Checking chrono v0.4.11 [INFO] [stderr] Checking tokio-tcp v0.1.4 [INFO] [stderr] Checking twox-hash v1.5.0 [INFO] [stderr] Checking publicsuffix v1.5.4 [INFO] [stderr] Checking tokio v0.1.22 [INFO] [stderr] Checking h2 v0.1.26 [INFO] [stderr] Checking http-body v0.1.0 [INFO] [stderr] Compiling synstructure v0.12.4 [INFO] [stderr] Compiling serde_derive v1.0.113 [INFO] [stderr] Checking failure v0.1.8 [INFO] [stderr] Checking hyper-tls v0.3.2 [INFO] [stderr] Checking serde v1.0.113 [INFO] [stderr] Checking serde_json v1.0.55 [INFO] [stderr] Checking rust_decimal v1.6.0 [INFO] [stderr] Checking bigdecimal v0.1.2 [INFO] [stderr] Checking serde_urlencoded v0.5.5 [INFO] [stderr] Checking mysql_common v0.18.1 [INFO] [stderr] Checking cookie_store v0.7.0 [INFO] [stderr] Checking reqwest v0.9.24 [INFO] [stderr] Checking mysql-rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: function is never used: `update` [INFO] [stdout] --> src/main.rs:70:4 [INFO] [stdout] | [INFO] [stdout] 70 | fn update(student:Student){ [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `delete` [INFO] [stdout] --> src/main.rs:100:4 [INFO] [stdout] | [INFO] [stdout] 100 | fn delete(student: Student){ [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `update` [INFO] [stdout] --> src/main.rs:70:4 [INFO] [stdout] | [INFO] [stdout] 70 | fn update(student:Student){ [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `delete` [INFO] [stdout] --> src/main.rs:100:4 [INFO] [stdout] | [INFO] [stdout] 100 | fn delete(student: Student){ [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/main.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 17 | io::stdin().read_line(&mut sid); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/main.rs:22:5 [INFO] [stdout] | [INFO] [stdout] 22 | io::stdin().read_line(&mut name); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/main.rs:27:5 [INFO] [stdout] | [INFO] [stdout] 27 | io::stdin().read_line(&mut email); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/main.rs:32:5 [INFO] [stdout] | [INFO] [stdout] 32 | io::stdin().read_line(&mut age); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/main.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 17 | io::stdin().read_line(&mut sid); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/main.rs:22:5 [INFO] [stdout] | [INFO] [stdout] 22 | io::stdin().read_line(&mut name); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/main.rs:27:5 [INFO] [stdout] | [INFO] [stdout] 27 | io::stdin().read_line(&mut email); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/main.rs:32:5 [INFO] [stdout] | [INFO] [stdout] 32 | io::stdin().read_line(&mut age); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 44s [INFO] running `Command { std: "docker" "inspect" "158102a3c88524ed63a371701dca76bc7d8bbaeaafc29604f9df2bbed241db96", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "158102a3c88524ed63a371701dca76bc7d8bbaeaafc29604f9df2bbed241db96", kill_on_drop: false }` [INFO] [stdout] 158102a3c88524ed63a371701dca76bc7d8bbaeaafc29604f9df2bbed241db96