[INFO] fetching crate PiHao_learn_rust_crate_upload 0.1.0...
[INFO] checking PiHao_learn_rust_crate_upload-0.1.0 against try#5cafabc9f16561d7796554d5d241c3068e2bd97f for pr-135852
[INFO] extracting crate PiHao_learn_rust_crate_upload 0.1.0 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate PiHao_learn_rust_crate_upload 0.1.0 on toolchain 5cafabc9f16561d7796554d5d241c3068e2bd97f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5cafabc9f16561d7796554d5d241c3068e2bd97f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate PiHao_learn_rust_crate_upload 0.1.0
[INFO] finished tweaking crates.io crate PiHao_learn_rust_crate_upload 0.1.0
[INFO] tweaked toml for crates.io crate PiHao_learn_rust_crate_upload 0.1.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate crates.io crate PiHao_learn_rust_crate_upload 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" "+5cafabc9f16561d7796554d5d241c3068e2bd97f" "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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:c80049f3b88b82089a44e0f06d0d6029d44b96b7257e55a1cd63dbc9f4c33334" "/opt/rustwide/cargo-home/bin/cargo" "+5cafabc9f16561d7796554d5d241c3068e2bd97f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ec1026208193490a0b332f7f5ff33662a70e97e14057587e574acf5fa3c8d08f
[INFO] running `Command { std: "docker" "start" "-a" "ec1026208193490a0b332f7f5ff33662a70e97e14057587e574acf5fa3c8d08f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ec1026208193490a0b332f7f5ff33662a70e97e14057587e574acf5fa3c8d08f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec1026208193490a0b332f7f5ff33662a70e97e14057587e574acf5fa3c8d08f", kill_on_drop: false }`
[INFO] [stdout] ec1026208193490a0b332f7f5ff33662a70e97e14057587e574acf5fa3c8d08f
[INFO] checking PiHao_learn_rust_crate_upload-0.1.0 against try#5cafabc9f16561d7796554d5d241c3068e2bd97f for pr-135852
[INFO] extracting crate PiHao_learn_rust_crate_upload 0.1.0 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate PiHao_learn_rust_crate_upload 0.1.0 on toolchain 5cafabc9f16561d7796554d5d241c3068e2bd97f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5cafabc9f16561d7796554d5d241c3068e2bd97f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate PiHao_learn_rust_crate_upload 0.1.0
[INFO] finished tweaking crates.io crate PiHao_learn_rust_crate_upload 0.1.0
[INFO] tweaked toml for crates.io crate PiHao_learn_rust_crate_upload 0.1.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate crates.io crate PiHao_learn_rust_crate_upload 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" "+5cafabc9f16561d7796554d5d241c3068e2bd97f" "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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:c80049f3b88b82089a44e0f06d0d6029d44b96b7257e55a1cd63dbc9f4c33334" "/opt/rustwide/cargo-home/bin/cargo" "+5cafabc9f16561d7796554d5d241c3068e2bd97f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2dbf6aee9b723bc75043d579683748736b66828b7d00f137a75909bb25c6ae31
[INFO] running `Command { std: "docker" "start" "-a" "2dbf6aee9b723bc75043d579683748736b66828b7d00f137a75909bb25c6ae31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2dbf6aee9b723bc75043d579683748736b66828b7d00f137a75909bb25c6ae31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2dbf6aee9b723bc75043d579683748736b66828b7d00f137a75909bb25c6ae31", kill_on_drop: false }`
[INFO] [stdout] 2dbf6aee9b723bc75043d579683748736b66828b7d00f137a75909bb25c6ae31
[INFO] checking PiHao_learn_rust_crate_upload-0.1.0 against try#5cafabc9f16561d7796554d5d241c3068e2bd97f for pr-135852
[INFO] extracting crate PiHao_learn_rust_crate_upload 0.1.0 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate PiHao_learn_rust_crate_upload 0.1.0 on toolchain 5cafabc9f16561d7796554d5d241c3068e2bd97f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5cafabc9f16561d7796554d5d241c3068e2bd97f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate PiHao_learn_rust_crate_upload 0.1.0
[INFO] finished tweaking crates.io crate PiHao_learn_rust_crate_upload 0.1.0
[INFO] tweaked toml for crates.io crate PiHao_learn_rust_crate_upload 0.1.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate crates.io crate PiHao_learn_rust_crate_upload 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" "+5cafabc9f16561d7796554d5d241c3068e2bd97f" "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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:c80049f3b88b82089a44e0f06d0d6029d44b96b7257e55a1cd63dbc9f4c33334" "/opt/rustwide/cargo-home/bin/cargo" "+5cafabc9f16561d7796554d5d241c3068e2bd97f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e73a52c33da4e481dc14761f294299dc65567c9530656eb4ee5b93b9dbb5f668
[INFO] running `Command { std: "docker" "start" "-a" "e73a52c33da4e481dc14761f294299dc65567c9530656eb4ee5b93b9dbb5f668", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e73a52c33da4e481dc14761f294299dc65567c9530656eb4ee5b93b9dbb5f668", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e73a52c33da4e481dc14761f294299dc65567c9530656eb4ee5b93b9dbb5f668", kill_on_drop: false }`
[INFO] [stdout] e73a52c33da4e481dc14761f294299dc65567c9530656eb4ee5b93b9dbb5f668
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:c80049f3b88b82089a44e0f06d0d6029d44b96b7257e55a1cd63dbc9f4c33334" "/opt/rustwide/cargo-home/bin/cargo" "+5cafabc9f16561d7796554d5d241c3068e2bd97f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0e52a2009d1c837f37a0b0fac9c777e6bc32d511bfd19b651721c3397c99a629
[INFO] running `Command { std: "docker" "start" "-a" "0e52a2009d1c837f37a0b0fac9c777e6bc32d511bfd19b651721c3397c99a629", kill_on_drop: false }`
[INFO] [stderr]     Checking PiHao_learn_rust_crate_upload v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: crate `PiHao_learn_rust_crate_upload` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = help: convert the identifier to snake case: `pi_hao_learn_rust_crate_upload`
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/lib.rs:69:7
[INFO] [stdout]    |
[INFO] [stdout] 69 |   let mut cter= Counter::new();
[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: function `testShow` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:52:4
[INFO] [stdout]    |
[INFO] [stdout] 52 | fn testShow (){
[INFO] [stdout]    |    ^^^^^^^^ help: convert the identifier to snake case: `test_show`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.13s
[INFO] running `Command { std: "docker" "inspect" "0e52a2009d1c837f37a0b0fac9c777e6bc32d511bfd19b651721c3397c99a629", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e52a2009d1c837f37a0b0fac9c777e6bc32d511bfd19b651721c3397c99a629", kill_on_drop: false }`
[INFO] [stdout] 0e52a2009d1c837f37a0b0fac9c777e6bc32d511bfd19b651721c3397c99a629