[INFO] cloning repository https://github.com/RyanBrushett/following-a-rust-tutorial
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/RyanBrushett/following-a-rust-tutorial" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRyanBrushett%2Ffollowing-a-rust-tutorial", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRyanBrushett%2Ffollowing-a-rust-tutorial'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2355a16d2bab2d1ebe2a579b1ae0ebaa93150ece
[INFO] testing RyanBrushett/following-a-rust-tutorial against beta-2020-10-09 for beta-1.48-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRyanBrushett%2Ffollowing-a-rust-tutorial" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/RyanBrushett/following-a-rust-tutorial on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/RyanBrushett/following-a-rust-tutorial
[INFO] finished tweaking git repo https://github.com/RyanBrushett/following-a-rust-tutorial
[INFO] tweaked toml for git repo https://github.com/RyanBrushett/following-a-rust-tutorial written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/RyanBrushett/following-a-rust-tutorial already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 224ba460f6b06177c9093ed8efa7a5a5e922b75913fee327f04ab3163c05c7fc
[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" "224ba460f6b06177c9093ed8efa7a5a5e922b75913fee327f04ab3163c05c7fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "224ba460f6b06177c9093ed8efa7a5a5e922b75913fee327f04ab3163c05c7fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "224ba460f6b06177c9093ed8efa7a5a5e922b75913fee327f04ab3163c05c7fc", kill_on_drop: false }`
[INFO] [stdout] 224ba460f6b06177c9093ed8efa7a5a5e922b75913fee327f04ab3163c05c7fc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a4bd2d776f0b3e99a5a34b4b0381776dc6503aa893a3a0a134899de02d5aebfd
[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" "a4bd2d776f0b3e99a5a34b4b0381776dc6503aa893a3a0a134899de02d5aebfd", kill_on_drop: false }`
[INFO] [stderr]    Compiling following-a-rust-tutorial v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.06s
[INFO] running `Command { std: "docker" "inspect" "a4bd2d776f0b3e99a5a34b4b0381776dc6503aa893a3a0a134899de02d5aebfd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4bd2d776f0b3e99a5a34b4b0381776dc6503aa893a3a0a134899de02d5aebfd", kill_on_drop: false }`
[INFO] [stdout] a4bd2d776f0b3e99a5a34b4b0381776dc6503aa893a3a0a134899de02d5aebfd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f78699c5568b1994f36c1b652802890d9f3a0bce8fee6b34ac22bc0466e911d9
[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" "f78699c5568b1994f36c1b652802890d9f3a0bce8fee6b34ac22bc0466e911d9", kill_on_drop: false }`
[INFO] [stderr]    Compiling following-a-rust-tutorial v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.79s
[INFO] running `Command { std: "docker" "inspect" "f78699c5568b1994f36c1b652802890d9f3a0bce8fee6b34ac22bc0466e911d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f78699c5568b1994f36c1b652802890d9f3a0bce8fee6b34ac22bc0466e911d9", kill_on_drop: false }`
[INFO] [stdout] f78699c5568b1994f36c1b652802890d9f3a0bce8fee6b34ac22bc0466e911d9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1a572b9155dbc184b814b810907015d6b37f7f4430dda07d6595d26e89be1e89
[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" "1a572b9155dbc184b814b810907015d6b37f7f4430dda07d6595d26e89be1e89", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/following_a_rust_tutorial-2df59a1c11dae45e
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1a572b9155dbc184b814b810907015d6b37f7f4430dda07d6595d26e89be1e89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a572b9155dbc184b814b810907015d6b37f7f4430dda07d6595d26e89be1e89", kill_on_drop: false }`
[INFO] [stdout] 1a572b9155dbc184b814b810907015d6b37f7f4430dda07d6595d26e89be1e89
