[INFO] cloning repository https://github.com/PurpleBooth/fizz-buzz-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/PurpleBooth/fizz-buzz-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPurpleBooth%2Ffizz-buzz-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPurpleBooth%2Ffizz-buzz-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e172c3db928c6569803e17b7de552b2e9a30b25f
[INFO] testing PurpleBooth/fizz-buzz-rust against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPurpleBooth%2Ffizz-buzz-rust" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/PurpleBooth/fizz-buzz-rust on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/PurpleBooth/fizz-buzz-rust
[INFO] finished tweaking git repo https://github.com/PurpleBooth/fizz-buzz-rust
[INFO] tweaked toml for git repo https://github.com/PurpleBooth/fizz-buzz-rust written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/PurpleBooth/fizz-buzz-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 79955b51d7cc303888f6e912f193f2bd7ba47a356c1b75b3a195e3b66386be87
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "79955b51d7cc303888f6e912f193f2bd7ba47a356c1b75b3a195e3b66386be87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "79955b51d7cc303888f6e912f193f2bd7ba47a356c1b75b3a195e3b66386be87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79955b51d7cc303888f6e912f193f2bd7ba47a356c1b75b3a195e3b66386be87", kill_on_drop: false }`
[INFO] [stdout] 79955b51d7cc303888f6e912f193f2bd7ba47a356c1b75b3a195e3b66386be87
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4ce8c30e0d3faade4a5129c34e85e203d0e6bf53b97b563c20d7e46917d712b8
[INFO] running `Command { std: "docker" "start" "-a" "4ce8c30e0d3faade4a5129c34e85e203d0e6bf53b97b563c20d7e46917d712b8", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.51
[INFO] [stderr]    Compiling rand_jitter v0.1.3
[INFO] [stderr]    Compiling log v0.4.6
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling mime v0.2.6
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling num_cpus v1.10.0
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling hyper v0.10.15
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling mime_guess v1.8.6
[INFO] [stderr]    Compiling iron v0.6.0
[INFO] [stderr]    Compiling router v0.6.0
[INFO] [stderr]    Compiling fizz-buzz-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 28.70s
[INFO] running `Command { std: "docker" "inspect" "4ce8c30e0d3faade4a5129c34e85e203d0e6bf53b97b563c20d7e46917d712b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ce8c30e0d3faade4a5129c34e85e203d0e6bf53b97b563c20d7e46917d712b8", kill_on_drop: false }`
[INFO] [stdout] 4ce8c30e0d3faade4a5129c34e85e203d0e6bf53b97b563c20d7e46917d712b8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2015360871e661e3892eb8d8364632c4b573085381bbfd97ebfdd3b8b12a2d93
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "2015360871e661e3892eb8d8364632c4b573085381bbfd97ebfdd3b8b12a2d93", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling uuid v0.5.1
[INFO] [stderr]    Compiling iron-test v0.6.0
[INFO] [stderr]    Compiling fizz-buzz-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 6.59s
[INFO] running `Command { std: "docker" "inspect" "2015360871e661e3892eb8d8364632c4b573085381bbfd97ebfdd3b8b12a2d93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2015360871e661e3892eb8d8364632c4b573085381bbfd97ebfdd3b8b12a2d93", kill_on_drop: false }`
[INFO] [stdout] 2015360871e661e3892eb8d8364632c4b573085381bbfd97ebfdd3b8b12a2d93
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 95e81b79068b4ec1ba76610424c87ad33030dc6ee6bf35608e9ab7cfa68f6dcd
[INFO] running `Command { std: "docker" "start" "-a" "95e81b79068b4ec1ba76610424c87ad33030dc6ee6bf35608e9ab7cfa68f6dcd", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/fizz_buzz_rust-b3755f9522c4cb22
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test fizz_buzz::tests::it_returns_fizz_buzz_when_the_value_is_45 ... ok
[INFO] [stdout] test fizz_buzz::tests::it_returns_1_when_the_value_is_1 ... ok
[INFO] [stdout] test fizz_buzz::tests::it_returns_fizz_buzz_when_the_value_is_30 ... ok
[INFO] [stdout] test fizz_buzz::tests::it_returns_fizz_when_the_value_is_3 ... ok
[INFO] [stdout] test fizz_buzz::tests::it_returns_4_when_the_value_is_4 ... ok
[INFO] [stdout] test fizz_buzz::tests::it_returns_2_when_the_value_is_2 ... ok
[INFO] [stdout] test fizz_buzz::tests::it_returns_buzz_when_the_value_is_10 ... ok
[INFO] [stdout] test fizz_buzz::tests::it_returns_fizz_when_the_value_is_6 ... ok
[INFO] [stdout] test tests::test_fizz_endpoint_returns_fizz_and_an_ok_status ... ok
[INFO] [stdout] test fizz_buzz::tests::it_returns_buzz_when_the_value_is_20 ... ok
[INFO] [stdout] test fizz_buzz::tests::it_returns_fizz_when_the_value_is_9 ... ok
[INFO] [stdout] test fizz_buzz::tests::it_returns_buzz_when_the_value_is_5 ... ok
[INFO] [stdout] test fizz_buzz::tests::it_returns_fizz_buzz_when_the_value_is_15 ... ok
[INFO] [stdout] test tests::test_fizz_endpoint_returns_ok_status_even_for_weird_values ... ok
[INFO] [stdout] test tests::test_index_returns_ok ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "95e81b79068b4ec1ba76610424c87ad33030dc6ee6bf35608e9ab7cfa68f6dcd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95e81b79068b4ec1ba76610424c87ad33030dc6ee6bf35608e9ab7cfa68f6dcd", kill_on_drop: false }`
[INFO] [stdout] 95e81b79068b4ec1ba76610424c87ad33030dc6ee6bf35608e9ab7cfa68f6dcd