[INFO] fetching crate b3-users 0.1.4...
[INFO] checking b3-users-0.1.4 against master#94b72d6bebbddb5d17860914c4544f37365e988c for pr-122789
[INFO] extracting crate b3-users 0.1.4 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate b3-users 0.1.4 on toolchain 94b72d6bebbddb5d17860914c4544f37365e988c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+94b72d6bebbddb5d17860914c4544f37365e988c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate b3-users 0.1.4
[INFO] finished tweaking crates.io crate b3-users 0.1.4
[INFO] tweaked toml for crates.io crate b3-users 0.1.4 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+94b72d6bebbddb5d17860914c4544f37365e988c" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+94b72d6bebbddb5d17860914c4544f37365e988c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+94b72d6bebbddb5d17860914c4544f37365e988c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fde49576ce6cc6e20ffd9a029daca26b04c1d325b52405261239c87151aeee41
[INFO] running `Command { std: "docker" "start" "-a" "fde49576ce6cc6e20ffd9a029daca26b04c1d325b52405261239c87151aeee41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fde49576ce6cc6e20ffd9a029daca26b04c1d325b52405261239c87151aeee41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fde49576ce6cc6e20ffd9a029daca26b04c1d325b52405261239c87151aeee41", kill_on_drop: false }`
[INFO] [stdout] fde49576ce6cc6e20ffd9a029daca26b04c1d325b52405261239c87151aeee41
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+94b72d6bebbddb5d17860914c4544f37365e988c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 045d87aa0e4c0268ec3601514647c1d2db7c45c5cdc661548a1290cec0b30d28
[INFO] running `Command { std: "docker" "start" "-a" "045d87aa0e4c0268ec3601514647c1d2db7c45c5cdc661548a1290cec0b30d28", kill_on_drop: false }`
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[INFO] [stderr]     Checking ic-cdk v0.7.4
[INFO] [stderr]     Checking b3-users v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `UserState` is imported redundantly
[INFO] [stdout]    --> src/state.rs:183:27
[INFO] [stdout]     |
[INFO] [stdout] 183 |     use crate::{mocks::*, state::UserState};
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^^^
[INFO] [stdout] 184 |
[INFO] [stdout] 185 |     use super::*;
[INFO] [stdout]     |         -------- the item `UserState` is already imported here
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `UserState` is imported redundantly
[INFO] [stdout]    --> src/lib.rs:125:27
[INFO] [stdout]     |
[INFO] [stdout] 124 |     use super::*;
[INFO] [stdout]     |         -------- the item `UserState` is already imported here
[INFO] [stdout] 125 |     use crate::{mocks::*, state::UserState};
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/data/user.rs:381:17
[INFO] [stdout]     |
[INFO] [stdout] 381 |             let mut account_data2 = user_data.get_account_mut(0).unwrap();
[INFO] [stdout]     |                 ----^^^^^^^^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/data/user.rs:392:17
[INFO] [stdout]     |
[INFO] [stdout] 392 |             let mut account_data = user_data.get_account_mut(0).unwrap();
[INFO] [stdout]     |                 ----^^^^^^^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 24.51s
[INFO] running `Command { std: "docker" "inspect" "045d87aa0e4c0268ec3601514647c1d2db7c45c5cdc661548a1290cec0b30d28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "045d87aa0e4c0268ec3601514647c1d2db7c45c5cdc661548a1290cec0b30d28", kill_on_drop: false }`
[INFO] [stdout] 045d87aa0e4c0268ec3601514647c1d2db7c45c5cdc661548a1290cec0b30d28