[INFO] cloning repository https://github.com/elliotaplant/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/elliotaplant/fizz_buzz_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Felliotaplant%2Ffizz_buzz_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Felliotaplant%2Ffizz_buzz_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2f503f0103ce0b032325b744d1b67f0035de6045
[INFO] testing elliotaplant/fizz_buzz_rust against beta-2021-01-01 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Felliotaplant%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/elliotaplant/fizz_buzz_rust on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/elliotaplant/fizz_buzz_rust
[INFO] finished tweaking git repo https://github.com/elliotaplant/fizz_buzz_rust
[INFO] tweaked toml for git repo https://github.com/elliotaplant/fizz_buzz_rust written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/elliotaplant/fizz_buzz_rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "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" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", 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] fda1eef6a080c03b16f5319f0cf9df3bb5a281eb081ca2784c185950b7c6493a
[INFO] running `Command { std: "docker" "start" "-a" "fda1eef6a080c03b16f5319f0cf9df3bb5a281eb081ca2784c185950b7c6493a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fda1eef6a080c03b16f5319f0cf9df3bb5a281eb081ca2784c185950b7c6493a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fda1eef6a080c03b16f5319f0cf9df3bb5a281eb081ca2784c185950b7c6493a", kill_on_drop: false }`
[INFO] [stdout] fda1eef6a080c03b16f5319f0cf9df3bb5a281eb081ca2784c185950b7c6493a
[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" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b10939c2ba25def8533d21668ea3b018e97b1b2b3eaed432e271cfc70a67c734
[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" "b10939c2ba25def8533d21668ea3b018e97b1b2b3eaed432e271cfc70a67c734", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_fizz_buzz v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.76s
[INFO] running `Command { std: "docker" "inspect" "b10939c2ba25def8533d21668ea3b018e97b1b2b3eaed432e271cfc70a67c734", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b10939c2ba25def8533d21668ea3b018e97b1b2b3eaed432e271cfc70a67c734", kill_on_drop: false }`
[INFO] [stdout] b10939c2ba25def8533d21668ea3b018e97b1b2b3eaed432e271cfc70a67c734
[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" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--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] 3091d542e097d2d1aa89a7c9c40b578c27e77cf358524bcea797a2d43050463a
[INFO] running `Command { std: "docker" "start" "-a" "3091d542e097d2d1aa89a7c9c40b578c27e77cf358524bcea797a2d43050463a", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_fizz_buzz v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.75s
[INFO] running `Command { std: "docker" "inspect" "3091d542e097d2d1aa89a7c9c40b578c27e77cf358524bcea797a2d43050463a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3091d542e097d2d1aa89a7c9c40b578c27e77cf358524bcea797a2d43050463a", kill_on_drop: false }`
[INFO] [stdout] 3091d542e097d2d1aa89a7c9c40b578c27e77cf358524bcea797a2d43050463a
[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" "+beta-2021-01-01" "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] 4db60e4e9b88655fb8d314af5c5dd65690f4b82e83b1c721ee3027c1b5e2e24c
[INFO] running `Command { std: "docker" "start" "-a" "4db60e4e9b88655fb8d314af5c5dd65690f4b82e83b1c721ee3027c1b5e2e24c", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rust_fizz_buzz-adbc739c90d69ae4
[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" "4db60e4e9b88655fb8d314af5c5dd65690f4b82e83b1c721ee3027c1b5e2e24c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4db60e4e9b88655fb8d314af5c5dd65690f4b82e83b1c721ee3027c1b5e2e24c", kill_on_drop: false }`
[INFO] [stdout] 4db60e4e9b88655fb8d314af5c5dd65690f4b82e83b1c721ee3027c1b5e2e24c