[INFO] cloning repository https://github.com/fa993/actually_mysql
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fa993/actually_mysql" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffa993%2Factually_mysql", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffa993%2Factually_mysql'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 332a7fdbabcae8bd8ac50fdfb75b4043cdc15eae
[INFO] checking fa993/actually_mysql against 1.95.0 for pr-155915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffa993%2Factually_mysql" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/fa993/actually_mysql
[INFO] finished tweaking git repo https://github.com/fa993/actually_mysql
[INFO] tweaked toml for git repo https://github.com/fa993/actually_mysql written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/fa993/actually_mysql on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/fa993/actually_mysql already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pest_generator v2.5.4
[INFO] [stderr]   Downloaded const_format_proc_macros v0.2.29
[INFO] [stderr]   Downloaded pest_derive v2.5.4
[INFO] [stderr]   Downloaded pest_meta v2.5.4
[INFO] [stderr]   Downloaded pest v2.5.4
[INFO] [stderr]   Downloaded const_format v0.2.30
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8412b15dc6d4c8eb15fdff36b33b469824b863c0cd615cd8f458e26e1a7ef699
[INFO] running `Command { std: "docker" "start" "-a" "8412b15dc6d4c8eb15fdff36b33b469824b863c0cd615cd8f458e26e1a7ef699", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8412b15dc6d4c8eb15fdff36b33b469824b863c0cd615cd8f458e26e1a7ef699", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8412b15dc6d4c8eb15fdff36b33b469824b863c0cd615cd8f458e26e1a7ef699", kill_on_drop: false }`
[INFO] [stdout] 8412b15dc6d4c8eb15fdff36b33b469824b863c0cd615cd8f458e26e1a7ef699
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 09b6f8d53dcc314a1d51f68641375a3f870e1fa48b964b0e9a00c72dbdce09b3
[INFO] running `Command { std: "docker" "start" "-a" "09b6f8d53dcc314a1d51f68641375a3f870e1fa48b964b0e9a00c72dbdce09b3", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling ucd-trie v0.1.5
[INFO] [stderr]    Compiling const_format_proc_macros v0.2.29
[INFO] [stderr]     Checking const_format v0.2.30
[INFO] [stderr]    Compiling thiserror-impl v1.0.38
[INFO] [stderr]    Compiling thiserror v1.0.38
[INFO] [stderr]    Compiling pest v2.5.4
[INFO] [stderr]    Compiling pest_meta v2.5.4
[INFO] [stderr]    Compiling pest_generator v2.5.4
[INFO] [stderr]    Compiling pest_derive v2.5.4
[INFO] [stderr]     Checking actually_mysql v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Rc` and `Weak`
[INFO] [stdout]  --> src/main.rs:9:15
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::rc::{Weak, Rc};
[INFO] [stdout]   |               ^^^^  ^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]    --> src/main.rs:268:38
[INFO] [stdout]     |
[INFO] [stdout] 268 |         self.print_table(f).map_err(|f| std::fmt::Error)?;
[INFO] [stdout]     |                                      ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t_ref`
[INFO] [stdout]    --> src/main.rs:577:14
[INFO] [stdout]     |
[INFO] [stdout] 577 | fn select<T>(t_ref: Vec<&mut TableReference>, criteria: &Criteria) -> Table {
[INFO] [stdout]     |              ^^^^^ help: if this is intentional, prefix it with an underscore: `_t_ref`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `criteria`
[INFO] [stdout]    --> src/main.rs:577:47
[INFO] [stdout]     |
[INFO] [stdout] 577 | fn select<T>(t_ref: Vec<&mut TableReference>, criteria: &Criteria) -> Table {
[INFO] [stdout]     |                                               ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_criteria`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Rc` and `Weak`
[INFO] [stdout]  --> src/main.rs:9:15
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::rc::{Weak, Rc};
[INFO] [stdout]   |               ^^^^  ^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:586:9
[INFO] [stdout]     |
[INFO] [stdout] 586 |     let mut f1 = FileTable::new("asd").expect("pt1");
[INFO] [stdout]     |         ----^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:604:9
[INFO] [stdout]     |
[INFO] [stdout] 604 |     let mut t1 = f1;
[INFO] [stdout]     |         ----^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `TableReference` is never constructed
[INFO] [stdout]   --> src/main.rs:64:8
[INFO] [stdout]    |
[INFO] [stdout] 64 | struct TableReference {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `TableKind` is never used
[INFO] [stdout]   --> src/main.rs:68:6
[INFO] [stdout]    |
[INFO] [stdout] 68 | enum TableKind {
[INFO] [stdout]    |      ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `EmptyIter` is never constructed
[INFO] [stdout]    --> src/main.rs:450:8
[INFO] [stdout]     |
[INFO] [stdout] 450 | struct EmptyIter<'a> {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `insert` is never used
[INFO] [stdout]    --> src/main.rs:471:12
[INFO] [stdout]     |
[INFO] [stdout] 465 | impl TableManager {
[INFO] [stdout]     | ----------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 471 |     pub fn insert(&mut self, nm: String, to_ins: Box<dyn TableLike>) {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `select` is never used
[INFO] [stdout]    --> src/main.rs:577:4
[INFO] [stdout]     |
[INFO] [stdout] 577 | fn select<T>(t_ref: Vec<&mut TableReference>, criteria: &Criteria) -> Table {
[INFO] [stdout]     |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `and` and `or` are never used
[INFO] [stdout]   --> src/query.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl Closure {
[INFO] [stdout]    | ------------ associated functions in this implementation
[INFO] [stdout] 15 |     fn and(mut a: Closure, mut b: Closure) -> Closure {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 29 |     fn or(mut a: Closure, mut b: Closure) -> Closure {
[INFO] [stdout]    |        ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]    --> src/main.rs:268:38
[INFO] [stdout]     |
[INFO] [stdout] 268 |         self.print_table(f).map_err(|f| std::fmt::Error)?;
[INFO] [stdout]     |                                      ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t_ref`
[INFO] [stdout]    --> src/main.rs:577:14
[INFO] [stdout]     |
[INFO] [stdout] 577 | fn select<T>(t_ref: Vec<&mut TableReference>, criteria: &Criteria) -> Table {
[INFO] [stdout]     |              ^^^^^ help: if this is intentional, prefix it with an underscore: `_t_ref`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `criteria`
[INFO] [stdout]    --> src/main.rs:577:47
[INFO] [stdout]     |
[INFO] [stdout] 577 | fn select<T>(t_ref: Vec<&mut TableReference>, criteria: &Criteria) -> Table {
[INFO] [stdout]     |                                               ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_criteria`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:586:9
[INFO] [stdout]     |
[INFO] [stdout] 586 |     let mut f1 = FileTable::new("asd").expect("pt1");
[INFO] [stdout]     |         ----^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:604:9
[INFO] [stdout]     |
[INFO] [stdout] 604 |     let mut t1 = f1;
[INFO] [stdout]     |         ----^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `TableReference` is never constructed
[INFO] [stdout]   --> src/main.rs:64:8
[INFO] [stdout]    |
[INFO] [stdout] 64 | struct TableReference {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `TableKind` is never used
[INFO] [stdout]   --> src/main.rs:68:6
[INFO] [stdout]    |
[INFO] [stdout] 68 | enum TableKind {
[INFO] [stdout]    |      ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `EmptyIter` is never constructed
[INFO] [stdout]    --> src/main.rs:450:8
[INFO] [stdout]     |
[INFO] [stdout] 450 | struct EmptyIter<'a> {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `insert` is never used
[INFO] [stdout]    --> src/main.rs:471:12
[INFO] [stdout]     |
[INFO] [stdout] 465 | impl TableManager {
[INFO] [stdout]     | ----------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 471 |     pub fn insert(&mut self, nm: String, to_ins: Box<dyn TableLike>) {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `select` is never used
[INFO] [stdout]    --> src/main.rs:577:4
[INFO] [stdout]     |
[INFO] [stdout] 577 | fn select<T>(t_ref: Vec<&mut TableReference>, criteria: &Criteria) -> Table {
[INFO] [stdout]     |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `and` and `or` are never used
[INFO] [stdout]   --> src/query.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl Closure {
[INFO] [stdout]    | ------------ associated functions in this implementation
[INFO] [stdout] 15 |     fn and(mut a: Closure, mut b: Closure) -> Closure {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 29 |     fn or(mut a: Closure, mut b: Closure) -> Closure {
[INFO] [stdout]    |        ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.52s
[INFO] running `Command { std: "docker" "inspect" "09b6f8d53dcc314a1d51f68641375a3f870e1fa48b964b0e9a00c72dbdce09b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09b6f8d53dcc314a1d51f68641375a3f870e1fa48b964b0e9a00c72dbdce09b3", kill_on_drop: false }`
[INFO] [stdout] 09b6f8d53dcc314a1d51f68641375a3f870e1fa48b964b0e9a00c72dbdce09b3
