[INFO] fetching crate PiHao_learn_rust_crate_upload 0.1.0...
[INFO] checking PiHao_learn_rust_crate_upload-0.1.0 against master#b0696a5160711c068cb1f01b7437db7990d15750 for pr-121848
[INFO] extracting crate PiHao_learn_rust_crate_upload 0.1.0 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate PiHao_learn_rust_crate_upload 0.1.0 on toolchain b0696a5160711c068cb1f01b7437db7990d15750
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "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-tc1/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" "+b0696a5160711c068cb1f01b7437db7990d15750" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+b0696a5160711c068cb1f01b7437db7990d15750" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8124e958332254de3f6aa9fbd84ed3234aab432ef13721e47b7dba650d94011c
[INFO] running `Command { std: "docker" "start" "-a" "8124e958332254de3f6aa9fbd84ed3234aab432ef13721e47b7dba650d94011c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8124e958332254de3f6aa9fbd84ed3234aab432ef13721e47b7dba650d94011c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8124e958332254de3f6aa9fbd84ed3234aab432ef13721e47b7dba650d94011c", kill_on_drop: false }`
[INFO] [stdout] 8124e958332254de3f6aa9fbd84ed3234aab432ef13721e47b7dba650d94011c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+b0696a5160711c068cb1f01b7437db7990d15750" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4f56f12e0299d87fa3c778284dd1a2fdc38e2a63016e1f20b924e6b795aecce6
[INFO] running `Command { std: "docker" "start" "-a" "4f56f12e0299d87fa3c778284dd1a2fdc38e2a63016e1f20b924e6b795aecce6", 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: 1 warning emitted
[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: 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: 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] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[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: 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: 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 0.14s
[INFO] running `Command { std: "docker" "inspect" "4f56f12e0299d87fa3c778284dd1a2fdc38e2a63016e1f20b924e6b795aecce6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f56f12e0299d87fa3c778284dd1a2fdc38e2a63016e1f20b924e6b795aecce6", kill_on_drop: false }`
[INFO] [stdout] 4f56f12e0299d87fa3c778284dd1a2fdc38e2a63016e1f20b924e6b795aecce6
[INFO] checking PiHao_learn_rust_crate_upload-0.1.0 against try#bfe97fcae016881ad333f0ff8cea2cadb9cf136c for pr-121848
[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 bfe97fcae016881ad333f0ff8cea2cadb9cf136c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bfe97fcae016881ad333f0ff8cea2cadb9cf136c" "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" "+bfe97fcae016881ad333f0ff8cea2cadb9cf136c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+bfe97fcae016881ad333f0ff8cea2cadb9cf136c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f3608f5f08abdf818bc29e2791c50665a2a933477746a0a6f8fe00d03847f870
[INFO] running `Command { std: "docker" "start" "-a" "f3608f5f08abdf818bc29e2791c50665a2a933477746a0a6f8fe00d03847f870", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f3608f5f08abdf818bc29e2791c50665a2a933477746a0a6f8fe00d03847f870", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3608f5f08abdf818bc29e2791c50665a2a933477746a0a6f8fe00d03847f870", kill_on_drop: false }`
[INFO] [stdout] f3608f5f08abdf818bc29e2791c50665a2a933477746a0a6f8fe00d03847f870
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+bfe97fcae016881ad333f0ff8cea2cadb9cf136c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6e4d7f8866fc5451cb350c97c3b22ed2f29b91fd3744e008e4bbc2d635657b17
[INFO] running `Command { std: "docker" "start" "-a" "6e4d7f8866fc5451cb350c97c3b22ed2f29b91fd3744e008e4bbc2d635657b17", kill_on_drop: false }`
[INFO] [stderr]     Checking PiHao_learn_rust_crate_upload v0.1.0 (/opt/rustwide/workdir)
[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: 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: 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] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[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: 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: 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 0.22s
[INFO] running `Command { std: "docker" "inspect" "6e4d7f8866fc5451cb350c97c3b22ed2f29b91fd3744e008e4bbc2d635657b17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e4d7f8866fc5451cb350c97c3b22ed2f29b91fd3744e008e4bbc2d635657b17", kill_on_drop: false }`
[INFO] [stdout] 6e4d7f8866fc5451cb350c97c3b22ed2f29b91fd3744e008e4bbc2d635657b17
