[INFO] fetching crate arraydemo 0.1.0...
[INFO] checking arraydemo-0.1.0 against master#80399064afa4a2cd153f30d02c25f7ea0383ed65 for opaque-soundness-fix
[INFO] extracting crate arraydemo 0.1.0 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate arraydemo 0.1.0 on toolchain 80399064afa4a2cd153f30d02c25f7ea0383ed65
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate arraydemo 0.1.0
[INFO] finished tweaking crates.io crate arraydemo 0.1.0
[INFO] tweaked toml for crates.io crate arraydemo 0.1.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate crates.io crate arraydemo 0.1.0 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" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0d3d8603421905d8d11499c240e57ecd1612f941424ced9d6f67ea56c0746830
[INFO] running `Command { std: "docker" "start" "-a" "0d3d8603421905d8d11499c240e57ecd1612f941424ced9d6f67ea56c0746830", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0d3d8603421905d8d11499c240e57ecd1612f941424ced9d6f67ea56c0746830", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d3d8603421905d8d11499c240e57ecd1612f941424ced9d6f67ea56c0746830", kill_on_drop: false }`
[INFO] [stdout] 0d3d8603421905d8d11499c240e57ecd1612f941424ced9d6f67ea56c0746830
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 015f77d360772bd5d995da80e899e5a133822ecd0aac15ce61dd2cd985453386
[INFO] running `Command { std: "docker" "start" "-a" "015f77d360772bd5d995da80e899e5a133822ecd0aac15ce61dd2cd985453386", kill_on_drop: false }`
[INFO] [stderr]     Checking arraydemo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: module `User` should have a snake case name
[INFO] [stdout]   --> src/main.rs:30:9
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub mod User {
[INFO] [stdout]    |         ^^^^ help: convert the identifier to snake case (notice the capitalization): `user`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `User` should have a snake case name
[INFO] [stdout]   --> src/main.rs:30:9
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub mod User {
[INFO] [stdout]    |         ^^^^ help: convert the identifier to snake case (notice the capitalization): `user`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] running `Command { std: "docker" "inspect" "015f77d360772bd5d995da80e899e5a133822ecd0aac15ce61dd2cd985453386", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "015f77d360772bd5d995da80e899e5a133822ecd0aac15ce61dd2cd985453386", kill_on_drop: false }`
[INFO] [stdout] 015f77d360772bd5d995da80e899e5a133822ecd0aac15ce61dd2cd985453386
