[INFO] cloning repository https://github.com/karrybit/my-redis
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/karrybit/my-redis" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkarrybit%2Fmy-redis", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkarrybit%2Fmy-redis'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8afaa2ff907e197da6c98cae2f87c4966d51be81
[INFO] testing karrybit/my-redis against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkarrybit%2Fmy-redis" "/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/karrybit/my-redis on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/karrybit/my-redis
[INFO] finished tweaking git repo https://github.com/karrybit/my-redis
[INFO] tweaked toml for git repo https://github.com/karrybit/my-redis written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/karrybit/my-redis already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--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" "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" "+beta-2021-09-08" "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] 06e9d9ad8da9f1c656d80310dee1c127d52ded7f35caafab8c0ce5bcc4c36ae2
[INFO] running `Command { std: "docker" "start" "-a" "06e9d9ad8da9f1c656d80310dee1c127d52ded7f35caafab8c0ce5bcc4c36ae2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "06e9d9ad8da9f1c656d80310dee1c127d52ded7f35caafab8c0ce5bcc4c36ae2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06e9d9ad8da9f1c656d80310dee1c127d52ded7f35caafab8c0ce5bcc4c36ae2", kill_on_drop: false }`
[INFO] [stdout] 06e9d9ad8da9f1c656d80310dee1c127d52ded7f35caafab8c0ce5bcc4c36ae2
[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" "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" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 04b05e1c0e4fbfd7628e344e4972a98ad3d6a9628af71578de3eafbfb05f48d6
[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" "04b05e1c0e4fbfd7628e344e4972a98ad3d6a9628af71578de3eafbfb05f48d6", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling tracing-core v0.1.19
[INFO] [stderr]    Compiling tokio v1.11.0
[INFO] [stderr]    Compiling sharded-slab v0.1.3
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling atoi v0.3.3
[INFO] [stderr]    Compiling tracing-attributes v0.1.15
[INFO] [stderr]    Compiling tokio-macros v1.3.0
[INFO] [stderr]    Compiling async-stream-impl v0.3.2
[INFO] [stderr]    Compiling tracing-log v0.1.2
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling structopt-derive v0.4.16
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling mio v0.7.13
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling async-stream v0.3.2
[INFO] [stderr]    Compiling parking_lot v0.11.2
[INFO] [stderr]    Compiling tracing v0.1.26
[INFO] [stderr]    Compiling tracing-futures v0.2.5
[INFO] [stderr]    Compiling tracing-serde v0.1.2
[INFO] [stderr]    Compiling serde_json v1.0.67
[INFO] [stderr]    Compiling structopt v0.3.23
[INFO] [stderr]    Compiling tracing-subscriber v0.2.20
[INFO] [stderr]    Compiling tokio-stream v0.1.7
[INFO] [stderr]    Compiling mini-redis v0.4.1
[INFO] [stderr]    Compiling my-redis v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 08s
[INFO] running `Command { std: "docker" "inspect" "04b05e1c0e4fbfd7628e344e4972a98ad3d6a9628af71578de3eafbfb05f48d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04b05e1c0e4fbfd7628e344e4972a98ad3d6a9628af71578de3eafbfb05f48d6", kill_on_drop: false }`
[INFO] [stdout] 04b05e1c0e4fbfd7628e344e4972a98ad3d6a9628af71578de3eafbfb05f48d6
[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" "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" "+beta-2021-09-08" "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] ce0834901d62aac64ac018c98893e43799a45428d24cd96fe6a7f7e7df9f88d1
[INFO] running `Command { std: "docker" "start" "-a" "ce0834901d62aac64ac018c98893e43799a45428d24cd96fe6a7f7e7df9f88d1", kill_on_drop: false }`
[INFO] [stderr]    Compiling my-redis v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.50s
[INFO] running `Command { std: "docker" "inspect" "ce0834901d62aac64ac018c98893e43799a45428d24cd96fe6a7f7e7df9f88d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce0834901d62aac64ac018c98893e43799a45428d24cd96fe6a7f7e7df9f88d1", kill_on_drop: false }`
[INFO] [stdout] ce0834901d62aac64ac018c98893e43799a45428d24cd96fe6a7f7e7df9f88d1
[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" "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" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 842e1c1fc79083463f7321b4c6919fd35176fb93c1c93b3b3c2d94062143272f
[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" "842e1c1fc79083463f7321b4c6919fd35176fb93c1c93b3b3c2d94062143272f", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/my_redis-448c9c3087d8caad)
[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" "842e1c1fc79083463f7321b4c6919fd35176fb93c1c93b3b3c2d94062143272f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "842e1c1fc79083463f7321b4c6919fd35176fb93c1c93b3b3c2d94062143272f", kill_on_drop: false }`
[INFO] [stdout] 842e1c1fc79083463f7321b4c6919fd35176fb93c1c93b3b3c2d94062143272f