[INFO] cloning repository https://github.com/dynamohuang/rust-learn
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dynamohuang/rust-learn" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdynamohuang%2Frust-learn", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdynamohuang%2Frust-learn'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bacd77eb4380a0b5f233491c2c8190c1d244f70f
[INFO] testing dynamohuang/rust-learn against master#b03b3a7ec92682be2917540b679478d41c95a30c for pr-137122-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdynamohuang%2Frust-learn" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/dynamohuang/rust-learn
[INFO] finished tweaking git repo https://github.com/dynamohuang/rust-learn
[INFO] tweaked toml for git repo https://github.com/dynamohuang/rust-learn written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/dynamohuang/rust-learn on toolchain b03b3a7ec92682be2917540b679478d41c95a30c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b03b3a7ec92682be2917540b679478d41c95a30c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/dynamohuang/rust-learn 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" "+b03b3a7ec92682be2917540b679478d41c95a30c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+b03b3a7ec92682be2917540b679478d41c95a30c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 09abcf75f2aa0cb46a2b24fcb0cccb41aff7c114bee34b67adc6b3796928a0f4
[INFO] running `Command { std: "docker" "start" "-a" "09abcf75f2aa0cb46a2b24fcb0cccb41aff7c114bee34b67adc6b3796928a0f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "09abcf75f2aa0cb46a2b24fcb0cccb41aff7c114bee34b67adc6b3796928a0f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09abcf75f2aa0cb46a2b24fcb0cccb41aff7c114bee34b67adc6b3796928a0f4", kill_on_drop: false }`
[INFO] [stdout] 09abcf75f2aa0cb46a2b24fcb0cccb41aff7c114bee34b67adc6b3796928a0f4
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+b03b3a7ec92682be2917540b679478d41c95a30c" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 57d3b8af8425a069b6e58d996d2ae08798a05b26d76cce1f4feed12b627e345e
[INFO] running `Command { std: "docker" "start" "-a" "57d3b8af8425a069b6e58d996d2ae08798a05b26d76cce1f4feed12b627e345e", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-learn v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `print_a_to_Z` should have a snake case name
[INFO] [stdout]  --> src/level1/mod.rs:2:8
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub fn print_a_to_Z(){
[INFO] [stdout]   |        ^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `print_a_to_z`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print_A_to_z` should have a snake case name
[INFO] [stdout]  --> src/level1/level2/mod.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn print_A_to_z(){
[INFO] [stdout]   |        ^^^^^^^^^^^^ help: convert the identifier to snake case: `print_a_to_z`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.13s
[INFO] running `Command { std: "docker" "inspect" "57d3b8af8425a069b6e58d996d2ae08798a05b26d76cce1f4feed12b627e345e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57d3b8af8425a069b6e58d996d2ae08798a05b26d76cce1f4feed12b627e345e", kill_on_drop: false }`
[INFO] [stdout] 57d3b8af8425a069b6e58d996d2ae08798a05b26d76cce1f4feed12b627e345e
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+b03b3a7ec92682be2917540b679478d41c95a30c" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 402d2b83e1186cf6fff13475c6f9838101890d34559faa24de464f54b3991655
[INFO] running `Command { std: "docker" "start" "-a" "402d2b83e1186cf6fff13475c6f9838101890d34559faa24de464f54b3991655", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-learn v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `print_a_to_Z` should have a snake case name
[INFO] [stdout]  --> src/level1/mod.rs:2:8
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub fn print_a_to_Z(){
[INFO] [stdout]   |        ^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `print_a_to_z`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print_A_to_z` should have a snake case name
[INFO] [stdout]  --> src/level1/level2/mod.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn print_A_to_z(){
[INFO] [stdout]   |        ^^^^^^^^^^^^ help: convert the identifier to snake case: `print_a_to_z`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.23s
[INFO] running `Command { std: "docker" "inspect" "402d2b83e1186cf6fff13475c6f9838101890d34559faa24de464f54b3991655", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "402d2b83e1186cf6fff13475c6f9838101890d34559faa24de464f54b3991655", kill_on_drop: false }`
[INFO] [stdout] 402d2b83e1186cf6fff13475c6f9838101890d34559faa24de464f54b3991655
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+b03b3a7ec92682be2917540b679478d41c95a30c" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0821398c2d821abcc9062b8b01c0ab7d6e16ae14a87eac89f77fd372ea8366a5
[INFO] running `Command { std: "docker" "start" "-a" "0821398c2d821abcc9062b8b01c0ab7d6e16ae14a87eac89f77fd372ea8366a5", kill_on_drop: false }`
[INFO] [stderr] warning: function `print_a_to_Z` should have a snake case name
[INFO] [stderr]  --> src/level1/mod.rs:2:8
[INFO] [stderr]   |
[INFO] [stderr] 2 | pub fn print_a_to_Z(){
[INFO] [stderr]   |        ^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `print_a_to_z`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `print_A_to_z` should have a snake case name
[INFO] [stderr]  --> src/level1/level2/mod.rs:1:8
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub fn print_A_to_z(){
[INFO] [stderr]   |        ^^^^^^^^^^^^ help: convert the identifier to snake case: `print_a_to_z`
[INFO] [stderr] 
[INFO] [stderr] warning: `rust-learn` (bin "rust-learn" test) generated 2 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_learn-c471ea60c1a84f51)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0821398c2d821abcc9062b8b01c0ab7d6e16ae14a87eac89f77fd372ea8366a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0821398c2d821abcc9062b8b01c0ab7d6e16ae14a87eac89f77fd372ea8366a5", kill_on_drop: false }`
[INFO] [stdout] 0821398c2d821abcc9062b8b01c0ab7d6e16ae14a87eac89f77fd372ea8366a5