[INFO] cloning repository https://github.com/Yorinton/rust-rdbms
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Yorinton/rust-rdbms" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYorinton%2Frust-rdbms", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYorinton%2Frust-rdbms'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5652e528b56f4400ead455a73db73bdf8c08d982
[INFO] checking Yorinton/rust-rdbms against try#8de4b308b608cded0ebccf658a0fc719bce87d4e for pr-89056
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYorinton%2Frust-rdbms" "/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/Yorinton/rust-rdbms on toolchain 8de4b308b608cded0ebccf658a0fc719bce87d4e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Yorinton/rust-rdbms
[INFO] finished tweaking git repo https://github.com/Yorinton/rust-rdbms
[INFO] tweaked toml for git repo https://github.com/Yorinton/rust-rdbms written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/Yorinton/rust-rdbms already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pagecache v0.19.4
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 20f7ceda9e8236f8ec67c516f5863c3e4a3170f4d8d56d3f146919bbe6141ef3
[INFO] running `Command { std: "docker" "start" "-a" "20f7ceda9e8236f8ec67c516f5863c3e4a3170f4d8d56d3f146919bbe6141ef3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "20f7ceda9e8236f8ec67c516f5863c3e4a3170f4d8d56d3f146919bbe6141ef3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20f7ceda9e8236f8ec67c516f5863c3e4a3170f4d8d56d3f146919bbe6141ef3", kill_on_drop: false }`
[INFO] [stdout] 20f7ceda9e8236f8ec67c516f5863c3e4a3170f4d8d56d3f146919bbe6141ef3
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e27a665d789fdfe40f2c3fb0af582a7fcf974402247face433cb239d48109fdd
[INFO] running `Command { std: "docker" "start" "-a" "e27a665d789fdfe40f2c3fb0af582a7fcf974402247face433cb239d48109fdd", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling syn v1.0.71
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]     Checking arrayvec v0.4.12
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking crossbeam-channel v0.3.9
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking crossbeam-epoch v0.7.2
[INFO] [stderr]     Checking smallvec v0.6.14
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]     Checking getrandom v0.2.2
[INFO] [stderr]     Checking fs2 v0.4.3
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[INFO] [stderr]     Checking practice v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `iter::Shoe`
[INFO] [stdout]  --> src/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use iter::Shoe;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::iter::ShoeCounter`
[INFO] [stdout]  --> src/main.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crate::iter::ShoeCounter;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `style`
[INFO] [stdout]    --> src/iter.rs:121:5
[INFO] [stdout]     |
[INFO] [stdout] 121 |     style: String,
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `vec_iter`
[INFO] [stdout]  --> src/iter.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn vec_iter() {
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `vec_iter_next`
[INFO] [stdout]   --> src/iter.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub fn vec_iter_next() {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `hash_map_iter`
[INFO] [stdout]   --> src/iter.rs:26:8
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub fn hash_map_iter() {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `hash_map_iter_mut`
[INFO] [stdout]   --> src/iter.rs:37:8
[INFO] [stdout]    |
[INFO] [stdout] 37 | pub fn hash_map_iter_mut() {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `create_hash_map_by_map`
[INFO] [stdout]   --> src/iter.rs:52:8
[INFO] [stdout]    |
[INFO] [stdout] 52 | pub fn create_hash_map_by_map() {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `iter_sum`
[INFO] [stdout]   --> src/iter.rs:70:8
[INFO] [stdout]    |
[INFO] [stdout] 70 | pub fn iter_sum() {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `hash_map_values`
[INFO] [stdout]   --> src/iter.rs:79:8
[INFO] [stdout]    |
[INFO] [stdout] 79 | pub fn hash_map_values() {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `iter_map`
[INFO] [stdout]   --> src/iter.rs:99:8
[INFO] [stdout]    |
[INFO] [stdout] 99 | pub fn iter_map() {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `iter_filter`
[INFO] [stdout]    --> src/iter.rs:110:8
[INFO] [stdout]     |
[INFO] [stdout] 110 | pub fn iter_filter() {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `size`
[INFO] [stdout]    --> src/iter.rs:120:5
[INFO] [stdout]     |
[INFO] [stdout] 120 |     size: u32,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `style`
[INFO] [stdout]    --> src/iter.rs:121:5
[INFO] [stdout]     |
[INFO] [stdout] 121 |     style: String,
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]    --> src/iter.rs:125:12
[INFO] [stdout]     |
[INFO] [stdout] 125 |     pub fn new(size: u32, style: String) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]    --> src/iter.rs:140:12
[INFO] [stdout]     |
[INFO] [stdout] 140 |     pub fn new(shoes: Vec<Shoe>) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_counted`
[INFO] [stdout]    --> src/iter.rs:148:12
[INFO] [stdout]     |
[INFO] [stdout] 148 |     pub fn get_counted(&self) -> &Vec<Shoe> {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `shoes_in_my_size`
[INFO] [stdout]    --> src/iter.rs:169:8
[INFO] [stdout]     |
[INFO] [stdout] 169 | pub fn shoes_in_my_size(shoes: Vec<Shoe>, size: u32) -> Vec<Shoe> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `shoe_count`
[INFO] [stdout]    --> src/iter.rs:173:8
[INFO] [stdout]     |
[INFO] [stdout] 173 | pub fn shoe_count(shoe_counter: &mut ShoeCounter) {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 18 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.95s
[INFO] running `Command { std: "docker" "inspect" "e27a665d789fdfe40f2c3fb0af582a7fcf974402247face433cb239d48109fdd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e27a665d789fdfe40f2c3fb0af582a7fcf974402247face433cb239d48109fdd", kill_on_drop: false }`
[INFO] [stdout] e27a665d789fdfe40f2c3fb0af582a7fcf974402247face433cb239d48109fdd