[INFO] cloning repository https://github.com/VentGrey/FizzBuzz
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/VentGrey/FizzBuzz" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVentGrey%2FFizzBuzz", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVentGrey%2FFizzBuzz'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e7bfbc284384e887e863295d08755dc86d9d7ae3
[INFO] testing VentGrey/FizzBuzz against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVentGrey%2FFizzBuzz" "/workspace/builds/worker-53/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-53/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/VentGrey/FizzBuzz on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/VentGrey/FizzBuzz
[INFO] finished tweaking git repo https://github.com/VentGrey/FizzBuzz
[INFO] tweaked toml for git repo https://github.com/VentGrey/FizzBuzz written to /workspace/builds/worker-53/source/Cargo.toml
[INFO] crate git repo https://github.com/VentGrey/FizzBuzz already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 76306efa42a55c2f99a333a74c061d44d482283c21432125a17958ec118ca219
[INFO] running `Command { std: "docker" "start" "-a" "76306efa42a55c2f99a333a74c061d44d482283c21432125a17958ec118ca219", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "76306efa42a55c2f99a333a74c061d44d482283c21432125a17958ec118ca219", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76306efa42a55c2f99a333a74c061d44d482283c21432125a17958ec118ca219", kill_on_drop: false }`
[INFO] [stdout] 76306efa42a55c2f99a333a74c061d44d482283c21432125a17958ec118ca219
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d77971460b5ce6cf1cb23ff6c7177d9eafcfefbb022a73a1ea83226f3494f2bb
[INFO] running `Command { std: "docker" "start" "-a" "d77971460b5ce6cf1cb23ff6c7177d9eafcfefbb022a73a1ea83226f3494f2bb", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling FizzBuzz v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: crate `FizzBuzz` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout]   = help: convert the identifier to snake case: `fizz_buzz`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.82s
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d77971460b5ce6cf1cb23ff6c7177d9eafcfefbb022a73a1ea83226f3494f2bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d77971460b5ce6cf1cb23ff6c7177d9eafcfefbb022a73a1ea83226f3494f2bb", kill_on_drop: false }`
[INFO] [stdout] d77971460b5ce6cf1cb23ff6c7177d9eafcfefbb022a73a1ea83226f3494f2bb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 78e6339187a6ec8eb2612b1d128c9c598b7e6833979c53e37dcfffe60e89c017
[INFO] running `Command { std: "docker" "start" "-a" "78e6339187a6ec8eb2612b1d128c9c598b7e6833979c53e37dcfffe60e89c017", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling FizzBuzz v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: crate `FizzBuzz` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout]   = help: convert the identifier to snake case: `fizz_buzz`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.95s
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "78e6339187a6ec8eb2612b1d128c9c598b7e6833979c53e37dcfffe60e89c017", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78e6339187a6ec8eb2612b1d128c9c598b7e6833979c53e37dcfffe60e89c017", kill_on_drop: false }`
[INFO] [stdout] 78e6339187a6ec8eb2612b1d128c9c598b7e6833979c53e37dcfffe60e89c017
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e055351607a6171d4f4f10fc2f4ddd2925621a5d45d8d97cfd155e72feafe30b
[INFO] running `Command { std: "docker" "start" "-a" "e055351607a6171d4f4f10fc2f4ddd2925621a5d45d8d97cfd155e72feafe30b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: crate `FizzBuzz` 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: `fizz_buzz`
[INFO] [stderr] 
[INFO] [stderr] warning: `FizzBuzz` (bin "FizzBuzz" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 8.59s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/FizzBuzz-4ead8642eb99aead)
[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" "e055351607a6171d4f4f10fc2f4ddd2925621a5d45d8d97cfd155e72feafe30b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e055351607a6171d4f4f10fc2f4ddd2925621a5d45d8d97cfd155e72feafe30b", kill_on_drop: false }`
[INFO] [stdout] e055351607a6171d4f4f10fc2f4ddd2925621a5d45d8d97cfd155e72feafe30b