[INFO] updating cached repository https://github.com/anthropomorphic/Stutter
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0ac1f61ed302ed025222da39d03901b1d1b15295
[INFO] testing anthropomorphic/Stutter against beta-2020-07-24 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fanthropomorphic%2FStutter" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/anthropomorphic/Stutter on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/anthropomorphic/Stutter
[INFO] finished tweaking git repo https://github.com/anthropomorphic/Stutter
[INFO] tweaked toml for git repo https://github.com/anthropomorphic/Stutter written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/anthropomorphic/Stutter already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] de3971cdc01a6a5ab6a0583eabdbd96dc21c2eecd91fa24f3e33c0d11373a737
[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" "de3971cdc01a6a5ab6a0583eabdbd96dc21c2eecd91fa24f3e33c0d11373a737", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "de3971cdc01a6a5ab6a0583eabdbd96dc21c2eecd91fa24f3e33c0d11373a737", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de3971cdc01a6a5ab6a0583eabdbd96dc21c2eecd91fa24f3e33c0d11373a737", kill_on_drop: false }`
[INFO] [stdout] de3971cdc01a6a5ab6a0583eabdbd96dc21c2eecd91fa24f3e33c0d11373a737
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "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] e757c629f48c7b33c73f491285db125a77e5b77ab9b2d767a71657a17d27ea9d
[INFO] running `Command { std: "docker" "start" "-a" "e757c629f48c7b33c73f491285db125a77e5b77ab9b2d767a71657a17d27ea9d", kill_on_drop: false }`
[INFO] [stderr]    Compiling stutter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.87s
[INFO] running `Command { std: "docker" "inspect" "e757c629f48c7b33c73f491285db125a77e5b77ab9b2d767a71657a17d27ea9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e757c629f48c7b33c73f491285db125a77e5b77ab9b2d767a71657a17d27ea9d", kill_on_drop: false }`
[INFO] [stdout] e757c629f48c7b33c73f491285db125a77e5b77ab9b2d767a71657a17d27ea9d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "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] ad39eece3e7c7d458ce97a968aff187b9dc01f73721f474b1a63be12cebb849a
[INFO] running `Command { std: "docker" "start" "-a" "ad39eece3e7c7d458ce97a968aff187b9dc01f73721f474b1a63be12cebb849a", kill_on_drop: false }`
[INFO] [stderr]    Compiling stutter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.05s
[INFO] running `Command { std: "docker" "inspect" "ad39eece3e7c7d458ce97a968aff187b9dc01f73721f474b1a63be12cebb849a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad39eece3e7c7d458ce97a968aff187b9dc01f73721f474b1a63be12cebb849a", kill_on_drop: false }`
[INFO] [stdout] ad39eece3e7c7d458ce97a968aff187b9dc01f73721f474b1a63be12cebb849a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7c2ae8138c4ec1ae572a490544149cd4677f72686ab20f14aea72d8ae0b20bc7
[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" "7c2ae8138c4ec1ae572a490544149cd4677f72686ab20f14aea72d8ae0b20bc7", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/stutter-6b55b2ce7f384851
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test tokenize::test::test_ident ... ok
[INFO] [stdout] test tokenize::test::test_number ... ok
[INFO] [stdout] test tokenize::test::test_is_alpha_numeric ... ok
[INFO] [stdout] test tokenize::test::test_string ... ok
[INFO] [stdout] test tokenize::test::test_is_alpha ... ok
[INFO] [stdout] test tokenize::test::test_tokenize ... ok
[INFO] [stdout] test tokenize::test::test_is_numeric ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7c2ae8138c4ec1ae572a490544149cd4677f72686ab20f14aea72d8ae0b20bc7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c2ae8138c4ec1ae572a490544149cd4677f72686ab20f14aea72d8ae0b20bc7", kill_on_drop: false }`
[INFO] [stdout] 7c2ae8138c4ec1ae572a490544149cd4677f72686ab20f14aea72d8ae0b20bc7