[INFO] cloning repository https://github.com/michaelberndbeier/SecretSantaRust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/michaelberndbeier/SecretSantaRust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmichaelberndbeier%2FSecretSantaRust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmichaelberndbeier%2FSecretSantaRust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b3f52c48c852c27f70bcce8ad564e0215d853ceb
[INFO] checking michaelberndbeier/SecretSantaRust against master#936f2600b6c903b04387f74ed5cbce88bb06d243 for pr-91141
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmichaelberndbeier%2FSecretSantaRust" "/workspace/builds/worker-46/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-46/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/michaelberndbeier/SecretSantaRust on toolchain 936f2600b6c903b04387f74ed5cbce88bb06d243
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/michaelberndbeier/SecretSantaRust
[INFO] finished tweaking git repo https://github.com/michaelberndbeier/SecretSantaRust
[INFO] tweaked toml for git repo https://github.com/michaelberndbeier/SecretSantaRust written to /workspace/builds/worker-46/source/Cargo.toml
[INFO] crate git repo https://github.com/michaelberndbeier/SecretSantaRust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-46/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-46/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ecf140876d4de81658677972c47909fcf707be47733e30c93e76d769afe29153
[INFO] running `Command { std: "docker" "start" "-a" "ecf140876d4de81658677972c47909fcf707be47733e30c93e76d769afe29153", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ecf140876d4de81658677972c47909fcf707be47733e30c93e76d769afe29153", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ecf140876d4de81658677972c47909fcf707be47733e30c93e76d769afe29153", kill_on_drop: false }`
[INFO] [stdout] ecf140876d4de81658677972c47909fcf707be47733e30c93e76d769afe29153
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-46/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-46/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 904b764f186de0c9c1fdf6fa940f818509c4b6c5b286ea43b3d5558a85d2e350
[INFO] running `Command { std: "docker" "start" "-a" "904b764f186de0c9c1fdf6fa940f818509c4b6c5b286ea43b3d5558a85d2e350", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.102
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking SecretSantaRust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable `pairingIndex` is assigned to, but never used
[INFO] [stdout]   --> src/main.rs:20:13
[INFO] [stdout]    |
[INFO] [stdout] 20 |     let mut pairingIndex : usize = 0;
[INFO] [stdout]    |             ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout]    = note: consider using `_pairingIndex` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `pairingIndex` is assigned to, but never used
[INFO] [stdout]   --> src/main.rs:20:13
[INFO] [stdout]    |
[INFO] [stdout] 20 |     let mut pairingIndex : usize = 0;
[INFO] [stdout]    |             ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout]    = note: consider using `_pairingIndex` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `SecretSantaRust` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout]   = help: convert the identifier to snake case: `secret_santa_rust`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `pairingIndex` should have a snake case name
[INFO] [stdout]   --> src/main.rs:20:13
[INFO] [stdout]    |
[INFO] [stdout] 20 |     let mut pairingIndex : usize = 0;
[INFO] [stdout]    |             ^^^^^^^^^^^^ help: convert the identifier to snake case: `pairing_index`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `SecretSantaRust` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout]   = help: convert the identifier to snake case: `secret_santa_rust`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `numParticipants` should have a snake case name
[INFO] [stdout]   --> src/main.rs:30:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |     let numParticipants = senders.len();
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `num_participants`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `pairingIndex` should have a snake case name
[INFO] [stdout]   --> src/main.rs:20:13
[INFO] [stdout]    |
[INFO] [stdout] 20 |     let mut pairingIndex : usize = 0;
[INFO] [stdout]    |             ^^^^^^^^^^^^ help: convert the identifier to snake case: `pairing_index`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `senderIndex` should have a snake case name
[INFO] [stdout]   --> src/main.rs:33:13
[INFO] [stdout]    |
[INFO] [stdout] 33 |     let mut senderIndex: usize = 0;
[INFO] [stdout]    |             ^^^^^^^^^^^ help: convert the identifier to snake case: `sender_index`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `numParticipants` should have a snake case name
[INFO] [stdout]   --> src/main.rs:30:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |     let numParticipants = senders.len();
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `num_participants`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `numParticipants` should have a snake case name
[INFO] [stdout]   --> src/main.rs:44:15
[INFO] [stdout]    |
[INFO] [stdout] 44 | fn get_offset(numParticipants: usize) -> usize
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `num_participants`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `senderIndex` should have a snake case name
[INFO] [stdout]   --> src/main.rs:33:13
[INFO] [stdout]    |
[INFO] [stdout] 33 |     let mut senderIndex: usize = 0;
[INFO] [stdout]    |             ^^^^^^^^^^^ help: convert the identifier to snake case: `sender_index`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `indexSender` should have a snake case name
[INFO] [stdout]   --> src/main.rs:50:24
[INFO] [stdout]    |
[INFO] [stdout] 50 | fn calc_receiver_index(indexSender: usize, numParticipants: usize, offset: usize) -> usize
[INFO] [stdout]    |                        ^^^^^^^^^^^ help: convert the identifier to snake case: `index_sender`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `numParticipants` should have a snake case name
[INFO] [stdout]   --> src/main.rs:44:15
[INFO] [stdout]    |
[INFO] [stdout] 44 | fn get_offset(numParticipants: usize) -> usize
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `num_participants`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `numParticipants` should have a snake case name
[INFO] [stdout]   --> src/main.rs:50:44
[INFO] [stdout]    |
[INFO] [stdout] 50 | fn calc_receiver_index(indexSender: usize, numParticipants: usize, offset: usize) -> usize
[INFO] [stdout]    |                                            ^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `num_participants`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `indexSender` should have a snake case name
[INFO] [stdout]   --> src/main.rs:50:24
[INFO] [stdout]    |
[INFO] [stdout] 50 | fn calc_receiver_index(indexSender: usize, numParticipants: usize, offset: usize) -> usize
[INFO] [stdout]    |                        ^^^^^^^^^^^ help: convert the identifier to snake case: `index_sender`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `numParticipants` should have a snake case name
[INFO] [stdout]   --> src/main.rs:50:44
[INFO] [stdout]    |
[INFO] [stdout] 50 | fn calc_receiver_index(indexSender: usize, numParticipants: usize, offset: usize) -> usize
[INFO] [stdout]    |                                            ^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `num_participants`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `virtualIndex` should have a snake case name
[INFO] [stdout]   --> src/main.rs:52:9
[INFO] [stdout]    |
[INFO] [stdout] 52 |     let virtualIndex = indexSender + offset;
[INFO] [stdout]    |         ^^^^^^^^^^^^ help: convert the identifier to snake case: `virtual_index`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `virtualIndex` should have a snake case name
[INFO] [stdout]   --> src/main.rs:52:9
[INFO] [stdout]    |
[INFO] [stdout] 52 |     let virtualIndex = indexSender + offset;
[INFO] [stdout]    |         ^^^^^^^^^^^^ help: convert the identifier to snake case: `virtual_index`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `adjustedIndex` should have a snake case name
[INFO] [stdout]   --> src/main.rs:53:9
[INFO] [stdout]    |
[INFO] [stdout] 53 |     let adjustedIndex = virtualIndex % numParticipants;
[INFO] [stdout]    |         ^^^^^^^^^^^^^ help: convert the identifier to snake case: `adjusted_index`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `adjustedIndex` should have a snake case name
[INFO] [stdout]   --> src/main.rs:53:9
[INFO] [stdout]    |
[INFO] [stdout] 53 |     let adjustedIndex = virtualIndex % numParticipants;
[INFO] [stdout]    |         ^^^^^^^^^^^^^ help: convert the identifier to snake case: `adjusted_index`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.80s
[INFO] running `Command { std: "docker" "inspect" "904b764f186de0c9c1fdf6fa940f818509c4b6c5b286ea43b3d5558a85d2e350", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "904b764f186de0c9c1fdf6fa940f818509c4b6c5b286ea43b3d5558a85d2e350", kill_on_drop: false }`
[INFO] [stdout] 904b764f186de0c9c1fdf6fa940f818509c4b6c5b286ea43b3d5558a85d2e350