[INFO] updating cached repository https://github.com/phorden/Rust-Types-And-Variables
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 33f4fbbb4ab4619f15acc5883564b09f5bbaf448
[INFO] testing phorden/Rust-Types-And-Variables against beta-2019-09-28 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fphorden%2FRust-Types-And-Variables" "work/builds/worker-0/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/phorden/Rust-Types-And-Variables on toolchain beta-2019-09-28
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/phorden/Rust-Types-And-Variables
[INFO] finished tweaking git repo https://github.com/phorden/Rust-Types-And-Variables
[INFO] tweaked toml for git repo https://github.com/phorden/Rust-Types-And-Variables written to work/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/phorden/Rust-Types-And-Variables already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "build" "--frozen"`
[INFO] [stdout] 831d306842870abe1ddf2c59f06bd6a85ffeda04597906b4646e7efd19545e1f
[INFO] running `"docker" "start" "-a" "831d306842870abe1ddf2c59f06bd6a85ffeda04597906b4646e7efd19545e1f"`
[INFO] [stderr]    Compiling TypesAndVariables v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `pi_less_four`
[INFO] [stderr]   --> src/main.rs:49:9
[INFO] [stderr]    |
[INFO] [stderr] 49 |     let pi_less_four = std::f64::consts::PI < 4.0; // true
[INFO] [stderr]    |         ^^^^^^^^^^^^ help: consider prefixing with an underscore: `_pi_less_four`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `x_is_five`
[INFO] [stderr]   --> src/main.rs:52:9
[INFO] [stderr]    |
[INFO] [stderr] 52 |     let x_is_five = x == 5; // true
[INFO] [stderr]    |         ^^^^^^^^^ help: consider prefixing with an underscore: `_x_is_five`
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `scope_and_shadowing`
[INFO] [stderr]  --> src/main.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | fn scope_and_shadowing() {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `operators`
[INFO] [stderr]   --> src/main.rs:22:1
[INFO] [stderr]    |
[INFO] [stderr] 22 | fn operators() {
[INFO] [stderr]    | ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: crate `TypesAndVariables` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `types_and_variables`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `"docker" "inspect" "831d306842870abe1ddf2c59f06bd6a85ffeda04597906b4646e7efd19545e1f"`
[INFO] running `"docker" "rm" "-f" "831d306842870abe1ddf2c59f06bd6a85ffeda04597906b4646e7efd19545e1f"`
[INFO] [stdout] 831d306842870abe1ddf2c59f06bd6a85ffeda04597906b4646e7efd19545e1f
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen" "--no-run"`
[INFO] [stdout] 26625c0f5eeb975a432fd5a299e2bbcb5b9da4beba19fad1a9b360184711197b
[INFO] running `"docker" "start" "-a" "26625c0f5eeb975a432fd5a299e2bbcb5b9da4beba19fad1a9b360184711197b"`
[INFO] [stderr]    Compiling TypesAndVariables v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `pi_less_four`
[INFO] [stderr]   --> src/main.rs:49:9
[INFO] [stderr]    |
[INFO] [stderr] 49 |     let pi_less_four = std::f64::consts::PI < 4.0; // true
[INFO] [stderr]    |         ^^^^^^^^^^^^ help: consider prefixing with an underscore: `_pi_less_four`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `x_is_five`
[INFO] [stderr]   --> src/main.rs:52:9
[INFO] [stderr]    |
[INFO] [stderr] 52 |     let x_is_five = x == 5; // true
[INFO] [stderr]    |         ^^^^^^^^^ help: consider prefixing with an underscore: `_x_is_five`
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `scope_and_shadowing`
[INFO] [stderr]  --> src/main.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | fn scope_and_shadowing() {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `operators`
[INFO] [stderr]   --> src/main.rs:22:1
[INFO] [stderr]    |
[INFO] [stderr] 22 | fn operators() {
[INFO] [stderr]    | ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: crate `TypesAndVariables` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `types_and_variables`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `"docker" "inspect" "26625c0f5eeb975a432fd5a299e2bbcb5b9da4beba19fad1a9b360184711197b"`
[INFO] running `"docker" "rm" "-f" "26625c0f5eeb975a432fd5a299e2bbcb5b9da4beba19fad1a9b360184711197b"`
[INFO] [stdout] 26625c0f5eeb975a432fd5a299e2bbcb5b9da4beba19fad1a9b360184711197b
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen"`
[INFO] [stdout] 7611fcb1583e2ea2958ef7cee102145bcf0b86f8b56b3b780e1f81ffe1f9d731
[INFO] running `"docker" "start" "-a" "7611fcb1583e2ea2958ef7cee102145bcf0b86f8b56b3b780e1f81ffe1f9d731"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/TypesAndVariables-f82e26f20b330eab
[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
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "7611fcb1583e2ea2958ef7cee102145bcf0b86f8b56b3b780e1f81ffe1f9d731"`
[INFO] running `"docker" "rm" "-f" "7611fcb1583e2ea2958ef7cee102145bcf0b86f8b56b3b780e1f81ffe1f9d731"`
[INFO] [stdout] 7611fcb1583e2ea2958ef7cee102145bcf0b86f8b56b3b780e1f81ffe1f9d731