[INFO] cloning repository https://github.com/NikolaiMGeorgiev/Bad-Luck-Cards
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/NikolaiMGeorgiev/Bad-Luck-Cards" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNikolaiMGeorgiev%2FBad-Luck-Cards", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNikolaiMGeorgiev%2FBad-Luck-Cards'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f1534076bd1f7ac5bfe3e057d1095ba2f904e22d
[INFO] checking NikolaiMGeorgiev/Bad-Luck-Cards against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNikolaiMGeorgiev%2FBad-Luck-Cards" "/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/NikolaiMGeorgiev/Bad-Luck-Cards on toolchain a7a572ce3edd6d476191fbfe92c9c1986e009b34
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/NikolaiMGeorgiev/Bad-Luck-Cards
[INFO] finished tweaking git repo https://github.com/NikolaiMGeorgiev/Bad-Luck-Cards
[INFO] tweaked toml for git repo https://github.com/NikolaiMGeorgiev/Bad-Luck-Cards written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/NikolaiMGeorgiev/Bad-Luck-Cards already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b6a79b62bf5e17070be35aa630d1758391d155b14c69fed3ae5a8033aca9f660
[INFO] running `Command { std: "docker" "start" "-a" "b6a79b62bf5e17070be35aa630d1758391d155b14c69fed3ae5a8033aca9f660", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b6a79b62bf5e17070be35aa630d1758391d155b14c69fed3ae5a8033aca9f660", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6a79b62bf5e17070be35aa630d1758391d155b14c69fed3ae5a8033aca9f660", kill_on_drop: false }`
[INFO] [stdout] b6a79b62bf5e17070be35aa630d1758391d155b14c69fed3ae5a8033aca9f660
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 91986528ce21c8126b22032b9a03060b25c91fa6b115cf625dd3d936d31273b3
[INFO] running `Command { std: "docker" "start" "-a" "91986528ce21c8126b22032b9a03060b25c91fa6b115cf625dd3d936d31273b3", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] Running `cargo fix --edition`
[INFO] [stderr]     Checking getrandom v0.2.2
[INFO] [stderr]     Checking rand_core v0.6.2
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]     Checking bad_luck_cards v0.1.0 (/tmp/fixit)
[INFO] [stderr]    Migrating src/lib.rs from 2018 edition to 2021
[INFO] [stderr]        Fixed src/game_match.rs (12 fixes)
[INFO] [stderr]        Fixed src/computer.rs (2 fixes)
[INFO] [stderr]        Fixed src/player.rs (1 fix)
[INFO] [stdout] warning: value assigned to `card_index` is never read
[INFO] [stdout]   --> src/game_match.rs:45:17
[INFO] [stdout]    |
[INFO] [stdout] 45 |         let mut card_index = 0;
[INFO] [stdout]    |                 ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `passes` is never read
[INFO] [stdout]    --> src/game_match.rs:389:17
[INFO] [stdout]     |
[INFO] [stdout] 389 |         let mut passes = 0;
[INFO] [stdout]     |                 ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `current_contract` is never read
[INFO] [stdout]    --> src/game_match.rs:391:17
[INFO] [stdout]     |
[INFO] [stdout] 391 |         let mut current_contract = self.contract;
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `card_index` is never read
[INFO] [stdout]   --> src/game_match.rs:45:17
[INFO] [stdout]    |
[INFO] [stdout] 45 |         let mut card_index = 0;
[INFO] [stdout]    |                 ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `passes` is never read
[INFO] [stdout]    --> src/game_match.rs:389:17
[INFO] [stdout]     |
[INFO] [stdout] 389 |         let mut passes = 0;
[INFO] [stdout]     |                 ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `current_contract` is never read
[INFO] [stdout]    --> src/game_match.rs:391:17
[INFO] [stdout]     |
[INFO] [stdout] 391 |         let mut current_contract = self.contract;
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: comparison is useless due to type limits
[INFO] [stdout]    --> src/game_match.rs:325:28
[INFO] [stdout]     |
[INFO] [stdout] 325 |                         if index >= 0 && index < self.player.cards.len() {
[INFO] [stdout]     |                            ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_comparisons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: comparison is useless due to type limits
[INFO] [stdout]   --> src/player.rs:45:24
[INFO] [stdout]    |
[INFO] [stdout] 45 |                     if index >= 0 && index < self.cards.len() {
[INFO] [stdout]    |                        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: comparison is useless due to type limits
[INFO] [stdout]    --> src/game_match.rs:325:28
[INFO] [stdout]     |
[INFO] [stdout] 325 |                         if index >= 0 && index < self.player.cards.len() {
[INFO] [stdout]     |                            ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_comparisons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: comparison is useless due to type limits
[INFO] [stdout]   --> src/player.rs:45:24
[INFO] [stdout]    |
[INFO] [stdout] 45 |                     if index >= 0 && index < self.cards.len() {
[INFO] [stdout]    |                        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Migrating tests/test_deck_and_card.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating src/main.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating tests/test_computer.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating tests/test_game_match.rs from 2018 edition to 2021
[INFO] [stderr]        Fixed tests/test_computer.rs (2 fixes)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.00s
[INFO] [stderr] Running `cargo check` to verify 2021
[INFO] [stderr]     Checking bad_luck_cards v0.1.0 (/tmp/fixit)
[INFO] [stdout] warning: value assigned to `card_index` is never read
[INFO] [stdout]   --> src/game_match.rs:45:17
[INFO] [stdout]    |
[INFO] [stdout] 45 |         let mut card_index = 0;
[INFO] [stdout]    |                 ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `passes` is never read
[INFO] [stdout]    --> src/game_match.rs:389:17
[INFO] [stdout]     |
[INFO] [stdout] 389 |         let mut passes = 0;
[INFO] [stdout]     |                 ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `current_contract` is never read
[INFO] [stdout]    --> src/game_match.rs:391:17
[INFO] [stdout]     |
[INFO] [stdout] 391 |         let mut current_contract = self.contract;
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `card_index` is never read
[INFO] [stdout]   --> src/game_match.rs:45:17
[INFO] [stdout]    |
[INFO] [stdout] 45 |         let mut card_index = 0;
[INFO] [stdout]    |                 ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `passes` is never read
[INFO] [stdout]    --> src/game_match.rs:389:17
[INFO] [stdout]     |
[INFO] [stdout] 389 |         let mut passes = 0;
[INFO] [stdout]     |                 ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `current_contract` is never read
[INFO] [stdout]    --> src/game_match.rs:391:17
[INFO] [stdout]     |
[INFO] [stdout] 391 |         let mut current_contract = self.contract;
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: comparison is useless due to type limits
[INFO] [stdout]    --> src/game_match.rs:325:28
[INFO] [stdout]     |
[INFO] [stdout] 325 |                         if index >= 0 && index < self.player.cards.len() {
[INFO] [stdout]     |                            ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_comparisons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: comparison is useless due to type limits
[INFO] [stdout]   --> src/player.rs:45:24
[INFO] [stdout]    |
[INFO] [stdout] 45 |                     if index >= 0 && index < self.cards.len() {
[INFO] [stdout]    |                        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: comparison is useless due to type limits
[INFO] [stdout]    --> src/game_match.rs:325:28
[INFO] [stdout]     |
[INFO] [stdout] 325 |                         if index >= 0 && index < self.player.cards.len() {
[INFO] [stdout]     |                            ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_comparisons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: comparison is useless due to type limits
[INFO] [stdout]   --> src/player.rs:45:24
[INFO] [stdout]    |
[INFO] [stdout] 45 |                     if index >= 0 && index < self.cards.len() {
[INFO] [stdout]    |                        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.80s
[INFO] running `Command { std: "docker" "inspect" "91986528ce21c8126b22032b9a03060b25c91fa6b115cf625dd3d936d31273b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91986528ce21c8126b22032b9a03060b25c91fa6b115cf625dd3d936d31273b3", kill_on_drop: false }`
[INFO] [stdout] 91986528ce21c8126b22032b9a03060b25c91fa6b115cf625dd3d936d31273b3