[INFO] fetching crate FullMathOP 0.1.0...
[INFO] checking FullMathOP-0.1.0 against try#7b3565da729099dbe807466fcd118fb2815986e0 for pr-81789
[INFO] extracting crate FullMathOP 0.1.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate FullMathOP 0.1.0 on toolchain 7b3565da729099dbe807466fcd118fb2815986e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate FullMathOP 0.1.0
[INFO] finished tweaking crates.io crate FullMathOP 0.1.0
[INFO] tweaked toml for crates.io crate FullMathOP 0.1.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4f5531947ebd11608766236bc783b590e6ca865670a4bc0579654eac19c49f64
[INFO] running `Command { std: "docker" "start" "-a" "4f5531947ebd11608766236bc783b590e6ca865670a4bc0579654eac19c49f64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4f5531947ebd11608766236bc783b590e6ca865670a4bc0579654eac19c49f64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f5531947ebd11608766236bc783b590e6ca865670a4bc0579654eac19c49f64", kill_on_drop: false }`
[INFO] [stdout] 4f5531947ebd11608766236bc783b590e6ca865670a4bc0579654eac19c49f64
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e18597d48f76b96a9cdf044cad6f6fb0b0ed5b5db575c4b141b031607322b8a8
[INFO] running `Command { std: "docker" "start" "-a" "e18597d48f76b96a9cdf044cad6f6fb0b0ed5b5db575c4b141b031607322b8a8", kill_on_drop: false }`
[INFO] [stderr]     Checking FullMathOP v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: crate `FullMathOP` 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: `full_math_op`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `MathOP` should have a snake case name
[INFO] [stdout]  --> src/lib.rs:1:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub mod MathOP {
[INFO] [stdout]   |         ^^^^^^ help: convert the identifier to snake case: `math_op`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `FullMathOP` 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: `full_math_op`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `MathOP` should have a snake case name
[INFO] [stdout]  --> src/lib.rs:1:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub mod MathOP {
[INFO] [stdout]   |         ^^^^^^ help: convert the identifier to snake case: `math_op`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "e18597d48f76b96a9cdf044cad6f6fb0b0ed5b5db575c4b141b031607322b8a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e18597d48f76b96a9cdf044cad6f6fb0b0ed5b5db575c4b141b031607322b8a8", kill_on_drop: false }`
[INFO] [stdout] e18597d48f76b96a9cdf044cad6f6fb0b0ed5b5db575c4b141b031607322b8a8