[INFO] cloning repository https://github.com/reitermarkus/cistern
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/reitermarkus/cistern" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Freitermarkus%2Fcistern", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Freitermarkus%2Fcistern'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f1c87dcafc3c394393521bc1ca2acb68d8cd530b
[INFO] testing reitermarkus/cistern against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Freitermarkus%2Fcistern" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/reitermarkus/cistern 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/reitermarkus/cistern
[INFO] finished tweaking git repo https://github.com/reitermarkus/cistern
[INFO] tweaked toml for git repo https://github.com/reitermarkus/cistern written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/reitermarkus/cistern 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-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e9bb405f6fb03a89c07e355b0df1cf388823d2473b3f2f8260125a48cd3c6b2d
[INFO] running `Command { std: "docker" "start" "-a" "e9bb405f6fb03a89c07e355b0df1cf388823d2473b3f2f8260125a48cd3c6b2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e9bb405f6fb03a89c07e355b0df1cf388823d2473b3f2f8260125a48cd3c6b2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9bb405f6fb03a89c07e355b0df1cf388823d2473b3f2f8260125a48cd3c6b2d", kill_on_drop: false }`
[INFO] [stdout] e9bb405f6fb03a89c07e355b0df1cf388823d2473b3f2f8260125a48cd3c6b2d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] [stdout] 09601026cf136dbf3a203207ec68b5456d1bfdedef88d20a7f7e0cf150cc7a1b
[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" "09601026cf136dbf3a203207ec68b5456d1bfdedef88d20a7f7e0cf150cc7a1b", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]    Compiling nb v0.1.2
[INFO] [stderr]    Compiling regex-syntax v0.6.14
[INFO] [stderr]    Compiling min-max-heap v1.2.2
[INFO] [stderr]    Compiling measurements v0.10.3
[INFO] [stderr]    Compiling num-traits v0.2.9
[INFO] [stderr]    Compiling embedded-hal v0.2.3
[INFO] [stderr]    Compiling ads1x1x v0.2.0
[INFO] [stderr]    Compiling aho-corasick v0.7.8
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling ordered-float v1.0.2
[INFO] [stderr]    Compiling medianheap v0.2.0
[INFO] [stderr]    Compiling regex v1.3.4
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling cistern v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.81s
[INFO] running `Command { std: "docker" "inspect" "09601026cf136dbf3a203207ec68b5456d1bfdedef88d20a7f7e0cf150cc7a1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09601026cf136dbf3a203207ec68b5456d1bfdedef88d20a7f7e0cf150cc7a1b", kill_on_drop: false }`
[INFO] [stdout] 09601026cf136dbf3a203207ec68b5456d1bfdedef88d20a7f7e0cf150cc7a1b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 766922676fd73d4748fe38799a91e0b8dd25d88e0c022e9622707cd6a70af65f
[INFO] running `Command { std: "docker" "start" "-a" "766922676fd73d4748fe38799a91e0b8dd25d88e0c022e9622707cd6a70af65f", kill_on_drop: false }`
[INFO] [stderr]    Compiling cistern v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.72s
[INFO] running `Command { std: "docker" "inspect" "766922676fd73d4748fe38799a91e0b8dd25d88e0c022e9622707cd6a70af65f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "766922676fd73d4748fe38799a91e0b8dd25d88e0c022e9622707cd6a70af65f", kill_on_drop: false }`
[INFO] [stdout] 766922676fd73d4748fe38799a91e0b8dd25d88e0c022e9622707cd6a70af65f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] [stdout] 8046154a49fb5d12bb3b414d8f3ec1f2652b2d8c1380d5c939da4fefe7dbb58f
[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" "8046154a49fb5d12bb3b414d8f3ec1f2652b2d8c1380d5c939da4fefe7dbb58f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/cistern-b80b147f1fc7d82c
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests cistern
[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] [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" "8046154a49fb5d12bb3b414d8f3ec1f2652b2d8c1380d5c939da4fefe7dbb58f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8046154a49fb5d12bb3b414d8f3ec1f2652b2d8c1380d5c939da4fefe7dbb58f", kill_on_drop: false }`
[INFO] [stdout] 8046154a49fb5d12bb3b414d8f3ec1f2652b2d8c1380d5c939da4fefe7dbb58f