[INFO] updating cached 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" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }` [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] b3ae39f689938efa6b47a01235c85b463ea460d1 [INFO] testing usamalearner/rust-mysql against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fusamalearner%2Frust-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/usamalearner/rust-mysql on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "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-4/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" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d19b2a2b1e2bb9aebb1c47c831b027b803b60fd46a296978c82d2078b9e52983 [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" "d19b2a2b1e2bb9aebb1c47c831b027b803b60fd46a296978c82d2078b9e52983", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d19b2a2b1e2bb9aebb1c47c831b027b803b60fd46a296978c82d2078b9e52983", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d19b2a2b1e2bb9aebb1c47c831b027b803b60fd46a296978c82d2078b9e52983", kill_on_drop: false }` [INFO] [stdout] d19b2a2b1e2bb9aebb1c47c831b027b803b60fd46a296978c82d2078b9e52983 [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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 149c2fd5069a94d5255929fb11ac9c1876a84467d7a66af6d8210c9a07786ca1 [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" "149c2fd5069a94d5255929fb11ac9c1876a84467d7a66af6d8210c9a07786ca1", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Compiling libc v0.2.71 [INFO] [stderr] Compiling proc-macro2 v1.0.18 [INFO] [stderr] Compiling futures v0.1.29 [INFO] [stderr] Compiling syn v1.0.31 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling autocfg v0.1.7 [INFO] [stderr] Compiling rand_core v0.4.2 [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Compiling fnv v1.0.7 [INFO] [stderr] Compiling serde_derive v1.0.113 [INFO] [stderr] Compiling scopeguard v1.1.0 [INFO] [stderr] Compiling itoa v0.4.6 [INFO] [stderr] Compiling serde v1.0.113 [INFO] [stderr] Compiling cc v1.0.54 [INFO] [stderr] Compiling pkg-config v0.3.17 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling typenum v1.12.0 [INFO] [stderr] Compiling adler32 v1.1.0 [INFO] [stderr] Compiling regex-syntax v0.6.18 [INFO] [stderr] Compiling arrayvec v0.4.12 [INFO] [stderr] Compiling serde_json v1.0.55 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Compiling percent-encoding v1.0.1 [INFO] [stderr] Compiling percent-encoding v2.1.0 [INFO] [stderr] Compiling nodrop v0.1.14 [INFO] [stderr] Compiling ppv-lite86 v0.2.8 [INFO] [stderr] Compiling openssl v0.10.29 [INFO] [stderr] Compiling rustc-demangle v0.1.16 [INFO] [stderr] Compiling object v0.20.0 [INFO] [stderr] Compiling static_assertions v0.3.4 [INFO] [stderr] Compiling native-tls v0.2.4 [INFO] [stderr] Compiling fake-simd v0.1.2 [INFO] [stderr] Compiling encoding_rs v0.8.23 [INFO] [stderr] Compiling nix v0.15.0 [INFO] [stderr] Compiling dtoa v0.4.6 [INFO] [stderr] Compiling sha1 v0.6.0 [INFO] [stderr] Compiling mime v0.3.16 [INFO] [stderr] Compiling void v1.0.2 [INFO] [stderr] Compiling bit-vec v0.6.2 [INFO] [stderr] Compiling mysql v16.1.0 [INFO] [stderr] Compiling try_from v0.3.2 [INFO] [stderr] Compiling thread_local v1.0.1 [INFO] [stderr] Compiling lock_api v0.3.4 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Compiling rand_jitter v0.1.4 [INFO] [stderr] Compiling miniz_oxide v0.3.7 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling num-traits v0.2.12 [INFO] [stderr] Compiling memoffset v0.5.4 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling num-integer v0.1.43 [INFO] [stderr] Compiling indexmap v1.4.0 [INFO] [stderr] Compiling num-bigint v0.2.6 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling unicase v2.6.0 [INFO] [stderr] Compiling error-chain v0.12.2 [INFO] [stderr] Compiling idna v0.2.0 [INFO] [stderr] Compiling idna v0.1.5 [INFO] [stderr] Compiling rand_xorshift v0.1.1 [INFO] [stderr] Compiling rand_hc v0.1.0 [INFO] [stderr] Compiling rand_isaac v0.1.1 [INFO] [stderr] Compiling crc32fast v1.2.0 [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 lexical v2.2.2 [INFO] [stderr] Compiling hyper v0.12.35 [INFO] [stderr] Compiling tokio-sync v0.1.8 [INFO] [stderr] Compiling want v0.2.0 [INFO] [stderr] Compiling smallvec v0.6.13 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Compiling aho-corasick v0.7.10 [INFO] [stderr] Compiling url v2.1.1 [INFO] [stderr] Compiling url v1.7.2 [INFO] [stderr] Compiling openssl-sys v0.9.58 [INFO] [stderr] Compiling generic-array v0.12.3 [INFO] [stderr] Compiling tokio-executor v0.1.10 [INFO] [stderr] Compiling crossbeam-queue v0.2.3 [INFO] [stderr] Compiling mime_guess v2.0.3 [INFO] [stderr] Compiling tokio-timer v0.2.13 [INFO] [stderr] Compiling tokio-current-thread v0.1.7 [INFO] [stderr] Compiling block-buffer v0.7.3 [INFO] [stderr] Compiling digest v0.8.1 [INFO] [stderr] Compiling crossbeam-deque v0.7.3 [INFO] [stderr] Compiling iovec v0.1.4 [INFO] [stderr] Compiling time v0.1.43 [INFO] [stderr] Compiling net2 v0.2.34 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Compiling flate2 v1.0.14 [INFO] [stderr] Compiling sha2 v0.8.2 [INFO] [stderr] Compiling regex v1.3.9 [INFO] [stderr] Compiling bytes v0.4.12 [INFO] [stderr] Compiling tokio-threadpool v0.1.18 [INFO] [stderr] Compiling futures-cpupool v0.1.8 [INFO] [stderr] Compiling mio v0.6.22 [INFO] [stderr] Compiling chrono v0.4.11 [INFO] [stderr] Compiling cookie v0.12.0 [INFO] [stderr] Compiling backtrace v0.3.49 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling tokio-io v0.1.13 [INFO] [stderr] Compiling http v0.1.21 [INFO] [stderr] Compiling tokio-buf v0.1.1 [INFO] [stderr] Compiling string v0.2.1 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling publicsuffix v1.5.4 [INFO] [stderr] Compiling tokio-reactor v0.1.12 [INFO] [stderr] Compiling uuid v0.7.4 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling synstructure v0.12.4 [INFO] [stderr] Compiling tokio-tcp v0.1.4 [INFO] [stderr] Compiling tokio v0.1.22 [INFO] [stderr] Compiling twox-hash v1.5.0 [INFO] [stderr] Compiling http-body v0.1.0 [INFO] [stderr] Compiling h2 v0.1.26 [INFO] [stderr] Compiling failure v0.1.8 [INFO] [stderr] Compiling hyper-tls v0.3.2 [INFO] [stderr] Compiling bigdecimal v0.1.2 [INFO] [stderr] Compiling rust_decimal v1.6.0 [INFO] [stderr] Compiling serde_urlencoded v0.5.5 [INFO] [stderr] Compiling cookie_store v0.7.0 [INFO] [stderr] Compiling mysql_common v0.18.1 [INFO] [stderr] Compiling reqwest v0.9.24 [INFO] [stderr] Compiling 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: 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] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3m 04s [INFO] running `Command { std: "docker" "inspect" "149c2fd5069a94d5255929fb11ac9c1876a84467d7a66af6d8210c9a07786ca1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "149c2fd5069a94d5255929fb11ac9c1876a84467d7a66af6d8210c9a07786ca1", kill_on_drop: false }` [INFO] [stdout] 149c2fd5069a94d5255929fb11ac9c1876a84467d7a66af6d8210c9a07786ca1 [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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8782a620562fe9ac6badee02fd960675859182f58318dd855bc57774098fe358 [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" "8782a620562fe9ac6badee02fd960675859182f58318dd855bc57774098fe358", kill_on_drop: false }` [INFO] [stderr] Compiling 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: 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] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.88s [INFO] running `Command { std: "docker" "inspect" "8782a620562fe9ac6badee02fd960675859182f58318dd855bc57774098fe358", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8782a620562fe9ac6badee02fd960675859182f58318dd855bc57774098fe358", kill_on_drop: false }` [INFO] [stdout] 8782a620562fe9ac6badee02fd960675859182f58318dd855bc57774098fe358 [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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 57fc427d11772101a8840db7e955f86be61c88be73c84ee7da2a2e62764e074e [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" "57fc427d11772101a8840db7e955f86be61c88be73c84ee7da2a2e62764e074e", kill_on_drop: false }` [INFO] [stderr] warning: function is never used: `update` [INFO] [stderr] --> src/main.rs:70:4 [INFO] [stderr] | [INFO] [stderr] 70 | fn update(student:Student){ [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `delete` [INFO] [stderr] --> src/main.rs:100:4 [INFO] [stderr] | [INFO] [stderr] 100 | fn delete(student: Student){ [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:17:5 [INFO] [stderr] | [INFO] [stderr] 17 | io::stdin().read_line(&mut sid); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:22:5 [INFO] [stderr] | [INFO] [stderr] 22 | io::stdin().read_line(&mut name); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:27:5 [INFO] [stderr] | [INFO] [stderr] 27 | io::stdin().read_line(&mut email); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:32:5 [INFO] [stderr] | [INFO] [stderr] 32 | io::stdin().read_line(&mut age); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: 6 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.26s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/mysql_rust-9781a7e6c5900160 [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" "57fc427d11772101a8840db7e955f86be61c88be73c84ee7da2a2e62764e074e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "57fc427d11772101a8840db7e955f86be61c88be73c84ee7da2a2e62764e074e", kill_on_drop: false }` [INFO] [stdout] 57fc427d11772101a8840db7e955f86be61c88be73c84ee7da2a2e62764e074e