[INFO] fetching crate Easy_Math 0.0.0...
[INFO] checking Easy_Math-0.0.0 against try#4907eac94165faff6c5e5e015670b1c584275f7b for pr-154149
[INFO] extracting crate Easy_Math 0.0.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate Easy_Math 0.0.0
[INFO] finished tweaking crates.io crate Easy_Math 0.0.0
[INFO] tweaked toml for crates.io crate Easy_Math 0.0.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate Easy_Math 0.0.0 on toolchain 4907eac94165faff6c5e5e015670b1c584275f7b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4907eac94165faff6c5e5e015670b1c584275f7b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4907eac94165faff6c5e5e015670b1c584275f7b" "generate-lockfile" "--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: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4907eac94165faff6c5e5e015670b1c584275f7b" "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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+4907eac94165faff6c5e5e015670b1c584275f7b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 46b3cc7b6586895e7a31b3eecd9c6820e4d145501dd103f508208fd872622679
[INFO] running `Command { std: "docker" "start" "-a" "46b3cc7b6586895e7a31b3eecd9c6820e4d145501dd103f508208fd872622679", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "46b3cc7b6586895e7a31b3eecd9c6820e4d145501dd103f508208fd872622679", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46b3cc7b6586895e7a31b3eecd9c6820e4d145501dd103f508208fd872622679", kill_on_drop: false }`
[INFO] [stdout] 46b3cc7b6586895e7a31b3eecd9c6820e4d145501dd103f508208fd872622679
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+4907eac94165faff6c5e5e015670b1c584275f7b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 77870cad3c783660d0d7221e91b3e141145018f0b39a4d8228f7b8182629ee45
[INFO] running `Command { std: "docker" "start" "-a" "77870cad3c783660d0d7221e91b3e141145018f0b39a4d8228f7b8182629ee45", kill_on_drop: false }`
[INFO] [stderr]     Checking Easy_Math v0.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: crate `Easy_Math` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = help: convert the identifier to snake case: `easy_math`
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.20s
[INFO] running `Command { std: "docker" "inspect" "77870cad3c783660d0d7221e91b3e141145018f0b39a4d8228f7b8182629ee45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77870cad3c783660d0d7221e91b3e141145018f0b39a4d8228f7b8182629ee45", kill_on_drop: false }`
[INFO] [stdout] 77870cad3c783660d0d7221e91b3e141145018f0b39a4d8228f7b8182629ee45