[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#961316100510fe780d266d35bcf68702fbb049e5 for pr-78935-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fusamalearner%2Frust-mysql" "/workspace/builds/worker-8/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/usamalearner/rust-mysql on toolchain 961316100510fe780d266d35bcf68702fbb049e5 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+961316100510fe780d266d35bcf68702fbb049e5" "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-8/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" "+961316100510fe780d266d35bcf68702fbb049e5" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded lexical v2.2.2 [INFO] [stderr] Downloaded rust_decimal v1.6.0 [INFO] [stderr] Downloaded mysql_common v0.18.1 [INFO] [stderr] Downloaded named_pipe v0.4.1 [INFO] [stderr] Downloaded mysql v16.1.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+961316100510fe780d266d35bcf68702fbb049e5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1b5c7e176ddd732b9b4ed4580d07cb544fc9311a12dc14ad73bbe9cffe1799e9 [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" "1b5c7e176ddd732b9b4ed4580d07cb544fc9311a12dc14ad73bbe9cffe1799e9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1b5c7e176ddd732b9b4ed4580d07cb544fc9311a12dc14ad73bbe9cffe1799e9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1b5c7e176ddd732b9b4ed4580d07cb544fc9311a12dc14ad73bbe9cffe1799e9", kill_on_drop: false }` [INFO] [stdout] 1b5c7e176ddd732b9b4ed4580d07cb544fc9311a12dc14ad73bbe9cffe1799e9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+961316100510fe780d266d35bcf68702fbb049e5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0dba979a6e7884f984b3680288a9236bd1ed606a9aec70d0258c810591ee4f05 [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" "0dba979a6e7884f984b3680288a9236bd1ed606a9aec70d0258c810591ee4f05", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Compiling libc v0.2.71 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Checking futures v0.1.29 [INFO] [stderr] Compiling proc-macro2 v1.0.18 [INFO] [stderr] Compiling syn v1.0.31 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Compiling autocfg v0.1.7 [INFO] [stderr] Checking rand_core v0.4.2 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Checking tinyvec v0.3.3 [INFO] [stderr] Checking itoa v0.4.6 [INFO] [stderr] Checking fnv v1.0.7 [INFO] [stderr] Compiling serde_derive v1.0.113 [INFO] [stderr] Checking matches v0.1.8 [INFO] [stderr] Compiling serde v1.0.113 [INFO] [stderr] Checking slab v0.4.2 [INFO] [stderr] Compiling pkg-config v0.3.17 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling cc v1.0.54 [INFO] [stderr] Compiling typenum v1.12.0 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Checking adler32 v1.1.0 [INFO] [stderr] Checking regex-syntax v0.6.18 [INFO] [stderr] Compiling serde_json v1.0.55 [INFO] [stderr] Checking byte-tools v0.3.1 [INFO] [stderr] Checking foreign-types-shared v0.1.1 [INFO] [stderr] Checking ppv-lite86 v0.2.8 [INFO] [stderr] Checking percent-encoding v1.0.1 [INFO] [stderr] Compiling httparse v1.3.4 [INFO] [stderr] Compiling openssl v0.10.29 [INFO] [stderr] Compiling crc32fast v1.2.0 [INFO] [stderr] Checking gimli v0.21.0 [INFO] [stderr] Checking percent-encoding v2.1.0 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Compiling native-tls v0.2.4 [INFO] [stderr] Checking object v0.20.0 [INFO] [stderr] Checking fake-simd v0.1.2 [INFO] [stderr] Checking openssl-probe v0.1.2 [INFO] [stderr] Checking opaque-debug v0.2.3 [INFO] [stderr] Compiling encoding_rs v0.8.23 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking bit-vec v0.6.2 [INFO] [stderr] Checking dtoa v0.4.6 [INFO] [stderr] Checking mime v0.3.16 [INFO] [stderr] Compiling mysql v16.1.0 [INFO] [stderr] Checking bufstream v0.1.4 [INFO] [stderr] Checking try_from v0.3.2 [INFO] [stderr] Checking lock_api v0.3.4 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Checking rand_jitter v0.1.4 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking unicode-bidi v0.3.4 [INFO] [stderr] Checking unicode-normalization v0.1.13 [INFO] [stderr] Checking miniz_oxide v0.3.7 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Checking block-padding v0.1.5 [INFO] [stderr] Checking foreign-types v0.3.2 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling memoffset v0.5.4 [INFO] [stderr] Compiling num-traits v0.2.12 [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 unicase v2.6.0 [INFO] [stderr] Compiling error-chain v0.12.2 [INFO] [stderr] Checking rand_xorshift v0.1.1 [INFO] [stderr] Checking rand_hc v0.1.0 [INFO] [stderr] Checking rand_isaac v0.1.1 [INFO] [stderr] Checking tokio-sync v0.1.8 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Checking smallvec v0.6.13 [INFO] [stderr] Checking want v0.2.0 [INFO] [stderr] Checking base64 v0.10.1 [INFO] [stderr] Checking idna v0.2.0 [INFO] [stderr] Checking idna v0.1.5 [INFO] [stderr] Checking aho-corasick v0.7.10 [INFO] [stderr] Compiling quote v1.0.7 [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 openssl-sys v0.9.58 [INFO] [stderr] Checking tokio-executor v0.1.10 [INFO] [stderr] Checking crossbeam-queue v0.2.3 [INFO] [stderr] Checking url v1.7.2 [INFO] [stderr] Checking url v2.1.1 [INFO] [stderr] Compiling mime_guess v2.0.3 [INFO] [stderr] Checking generic-array v0.12.3 [INFO] [stderr] Checking tokio-current-thread v0.1.7 [INFO] [stderr] Checking tokio-timer v0.2.13 [INFO] [stderr] Checking regex v1.3.9 [INFO] [stderr] Checking crossbeam-deque v0.7.3 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking time v0.1.43 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking net2 v0.2.34 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking flate2 v1.0.14 [INFO] [stderr] Checking nix v0.15.0 [INFO] [stderr] Checking block-buffer v0.7.3 [INFO] [stderr] Checking digest v0.8.1 [INFO] [stderr] Checking addr2line v0.12.1 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Checking tokio-threadpool v0.1.18 [INFO] [stderr] Checking futures-cpupool v0.1.8 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking mio v0.6.22 [INFO] [stderr] Checking cookie v0.12.0 [INFO] [stderr] Checking chrono v0.4.11 [INFO] [stderr] Checking sha2 v0.8.2 [INFO] [stderr] Checking backtrace v0.3.49 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking tokio-io v0.1.13 [INFO] [stderr] Checking http v0.1.21 [INFO] [stderr] Checking string v0.2.1 [INFO] [stderr] Checking tokio-buf v0.1.1 [INFO] [stderr] Checking publicsuffix v1.5.4 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking tokio-reactor v0.1.12 [INFO] [stderr] Checking uuid v0.7.4 [INFO] [stderr] Checking tokio-tcp v0.1.4 [INFO] [stderr] Checking tokio v0.1.22 [INFO] [stderr] Checking twox-hash v1.5.0 [INFO] [stderr] Compiling synstructure v0.12.4 [INFO] [stderr] Checking http-body v0.1.0 [INFO] [stderr] Checking h2 v0.1.26 [INFO] [stderr] Checking failure v0.1.8 [INFO] [stderr] Checking hyper-tls v0.3.2 [INFO] [stderr] Checking bigdecimal v0.1.2 [INFO] [stderr] Checking rust_decimal v1.6.0 [INFO] [stderr] Checking serde_urlencoded v0.5.5 [INFO] [stderr] Checking cookie_store v0.7.0 [INFO] [stderr] Checking mysql_common v0.18.1 [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: 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: 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 2m 23s [INFO] running `Command { std: "docker" "inspect" "0dba979a6e7884f984b3680288a9236bd1ed606a9aec70d0258c810591ee4f05", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0dba979a6e7884f984b3680288a9236bd1ed606a9aec70d0258c810591ee4f05", kill_on_drop: false }` [INFO] [stdout] 0dba979a6e7884f984b3680288a9236bd1ed606a9aec70d0258c810591ee4f05