[INFO] updating cached repository seankelly/baseball
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/seankelly/baseball
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/seankelly/baseball" "work/ex/pr-61100/sources/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504/gh/seankelly/baseball"`
[INFO] [stderr] Cloning into 'work/ex/pr-61100/sources/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504/gh/seankelly/baseball'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/seankelly/baseball" "work/ex/pr-61100/sources/try#58b21121d0b447ceb3f1a655155d802191acf044/gh/seankelly/baseball"`
[INFO] [stderr] Cloning into 'work/ex/pr-61100/sources/try#58b21121d0b447ceb3f1a655155d802191acf044/gh/seankelly/baseball'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] d51a8e0e3b4a12413a7f583b3da84b3243960ddd
[INFO] sha for GitHub repo seankelly/baseball: d51a8e0e3b4a12413a7f583b3da84b3243960ddd
[INFO] validating manifest of seankelly/baseball on toolchain master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+8869ee03d7f258e1b76a11c6fbb01b5708a9f504-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of seankelly/baseball on toolchain try#58b21121d0b447ceb3f1a655155d802191acf044
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+58b21121d0b447ceb3f1a655155d802191acf044-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing seankelly/baseball
[INFO] finished frobbing seankelly/baseball
[INFO] frobbed toml for seankelly/baseball written to work/ex/pr-61100/sources/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504/gh/seankelly/baseball/Cargo.toml
[INFO] started frobbing seankelly/baseball
[INFO] finished frobbing seankelly/baseball
[INFO] frobbed toml for seankelly/baseball written to work/ex/pr-61100/sources/try#58b21121d0b447ceb3f1a655155d802191acf044/gh/seankelly/baseball/Cargo.toml
[INFO] crate seankelly/baseball already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+8869ee03d7f258e1b76a11c6fbb01b5708a9f504-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+58b21121d0b447ceb3f1a655155d802191acf044-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking seankelly/baseball against master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504 for pr-61100
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-61100/worker-1/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-61100/sources/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504/gh/seankelly/baseball:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+8869ee03d7f258e1b76a11c6fbb01b5708a9f504-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 9e364d0ac697617f0575b71b6bd453e7f4e9b53da1fbad209747491b922faf3b
[INFO] running `"docker" "start" "-a" "9e364d0ac697617f0575b71b6bd453e7f4e9b53da1fbad209747491b922faf3b"`
[INFO] [stderr]     Checking atty v0.2.9
[INFO] [stderr]     Checking csv v1.0.0
[INFO] [stderr]     Checking clap v2.31.2
[INFO] [stderr]     Checking baseball v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/bin/futility.rs:152:13
[INFO] [stderr]     |
[INFO] [stderr] 152 |         let mut team_futility = teams_futility.entry(team.clone())
[INFO] [stderr]     |             ----^^^^^^^^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/bin/futility.rs:156:21
[INFO] [stderr]     |
[INFO] [stderr] 156 |                 let mut vs_opponent = team_futility.entry(opponent.clone())
[INFO] [stderr]     |                     ----^^^^^^^^^^^
[INFO] [stderr]     |                     |
[INFO] [stderr]     |                     help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::clone::Clone`
[INFO] [stderr]  --> src/bin/trade-trees.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::clone::Clone;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `csv::WriterBuilder`
[INFO] [stderr]   --> src/bin/trade-trees.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | use csv::WriterBuilder;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `FinalTeamResults`
[INFO] [stderr]   --> src/bin/futility.rs:44:1
[INFO] [stderr]    |
[INFO] [stderr] 44 | struct FinalTeamResults {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `transactions`
[INFO] [stderr]   --> src/bin/trade-trees.rs:51:9
[INFO] [stderr]    |
[INFO] [stderr] 51 |     let transactions = load_transactions(&tran_txt);
[INFO] [stderr]    |         ^^^^^^^^^^^^ help: consider prefixing with an underscore: `_transactions`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/bin/trade-trees.rs:38:13
[INFO] [stderr]    |
[INFO] [stderr] 38 |         let mut player_transactions = players.entry(player_id).or_insert(Vec::new());
[INFO] [stderr]    |             ----^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Trade`
[INFO] [stderr]   --> src/bin/trade-trees.rs:15:1
[INFO] [stderr]    |
[INFO] [stderr] 15 | struct Trade {
[INFO] [stderr]    | ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Link`
[INFO] [stderr]   --> src/bin/trade-trees.rs:20:1
[INFO] [stderr]    |
[INFO] [stderr] 20 | struct Link {
[INFO] [stderr]    | ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `group_transactions`
[INFO] [stderr]   --> src/bin/trade-trees.rs:34:1
[INFO] [stderr]    |
[INFO] [stderr] 34 | fn group_transactions(transactions: Vec<Transaction>) {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::clone::Clone`
[INFO] [stderr]  --> src/bin/trade-trees.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::clone::Clone;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `csv::WriterBuilder`
[INFO] [stderr]   --> src/bin/trade-trees.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | use csv::WriterBuilder;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `transactions`
[INFO] [stderr]   --> src/bin/trade-trees.rs:51:9
[INFO] [stderr]    |
[INFO] [stderr] 51 |     let transactions = load_transactions(&tran_txt);
[INFO] [stderr]    |         ^^^^^^^^^^^^ help: consider prefixing with an underscore: `_transactions`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/bin/trade-trees.rs:38:13
[INFO] [stderr]    |
[INFO] [stderr] 38 |         let mut player_transactions = players.entry(player_id).or_insert(Vec::new());
[INFO] [stderr]    |             ----^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Trade`
[INFO] [stderr]   --> src/bin/trade-trees.rs:15:1
[INFO] [stderr]    |
[INFO] [stderr] 15 | struct Trade {
[INFO] [stderr]    | ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Link`
[INFO] [stderr]   --> src/bin/trade-trees.rs:20:1
[INFO] [stderr]    |
[INFO] [stderr] 20 | struct Link {
[INFO] [stderr]    | ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `group_transactions`
[INFO] [stderr]   --> src/bin/trade-trees.rs:34:1
[INFO] [stderr]    |
[INFO] [stderr] 34 | fn group_transactions(transactions: Vec<Transaction>) {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/bin/futility.rs:152:13
[INFO] [stderr]     |
[INFO] [stderr] 152 |         let mut team_futility = teams_futility.entry(team.clone())
[INFO] [stderr]     |             ----^^^^^^^^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/bin/futility.rs:156:21
[INFO] [stderr]     |
[INFO] [stderr] 156 |                 let mut vs_opponent = team_futility.entry(opponent.clone())
[INFO] [stderr]     |                     ----^^^^^^^^^^^
[INFO] [stderr]     |                     |
[INFO] [stderr]     |                     help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `FinalTeamResults`
[INFO] [stderr]   --> src/bin/futility.rs:44:1
[INFO] [stderr]    |
[INFO] [stderr] 44 | struct FinalTeamResults {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/bin/streak.rs:73:17
[INFO] [stderr]    |
[INFO] [stderr] 73 |             let mut team = season.entry(game.home_team).or_insert(Vec::new());
[INFO] [stderr]    |                 ----^^^^
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/bin/streak.rs:77:17
[INFO] [stderr]    |
[INFO] [stderr] 77 |             let mut team = season.entry(game.visitor_team).or_insert(Vec::new());
[INFO] [stderr]    |                 ----^^^^
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/bin/streak.rs:73:17
[INFO] [stderr]    |
[INFO] [stderr] 73 |             let mut team = season.entry(game.home_team).or_insert(Vec::new());
[INFO] [stderr]    |                 ----^^^^
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/bin/streak.rs:77:17
[INFO] [stderr]    |
[INFO] [stderr] 77 |             let mut team = season.entry(game.visitor_team).or_insert(Vec::new());
[INFO] [stderr]    |                 ----^^^^
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.29s
[INFO] running `"docker" "inspect" "9e364d0ac697617f0575b71b6bd453e7f4e9b53da1fbad209747491b922faf3b"`
[INFO] running `"docker" "rm" "-f" "9e364d0ac697617f0575b71b6bd453e7f4e9b53da1fbad209747491b922faf3b"`
[INFO] [stdout] 9e364d0ac697617f0575b71b6bd453e7f4e9b53da1fbad209747491b922faf3b