[INFO] fetching crate selecta 0.0.2-nopenopenope...
[INFO] testing selecta-0.0.2-nopenopenope against 1.49.0 for beta-1.50-1
[INFO] extracting crate selecta 0.0.2-nopenopenope into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate selecta 0.0.2-nopenopenope 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 crates.io crate selecta 0.0.2-nopenopenope
[INFO] finished tweaking crates.io crate selecta 0.0.2-nopenopenope
[INFO] tweaked toml for crates.io crate selecta 0.0.2-nopenopenope written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/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] 48ef5c302f5572f1f3ba091917f2fbdf03f634ccbdf77a0cc9a26bae76cb659f
[INFO] running `Command { std: "docker" "start" "-a" "48ef5c302f5572f1f3ba091917f2fbdf03f634ccbdf77a0cc9a26bae76cb659f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "48ef5c302f5572f1f3ba091917f2fbdf03f634ccbdf77a0cc9a26bae76cb659f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48ef5c302f5572f1f3ba091917f2fbdf03f634ccbdf77a0cc9a26bae76cb659f", kill_on_drop: false }`
[INFO] [stdout] 48ef5c302f5572f1f3ba091917f2fbdf03f634ccbdf77a0cc9a26bae76cb659f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] 1d1021ee22427380945ce3e92b62325ef56b2f1abc070d678c6f50ed13f6cf65
[INFO] running `Command { std: "docker" "start" "-a" "1d1021ee22427380945ce3e92b62325ef56b2f1abc070d678c6f50ed13f6cf65", kill_on_drop: false }`
[INFO] [stderr]    Compiling selecta v0.0.2-nopenopenope (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.96s
[INFO] running `Command { std: "docker" "inspect" "1d1021ee22427380945ce3e92b62325ef56b2f1abc070d678c6f50ed13f6cf65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d1021ee22427380945ce3e92b62325ef56b2f1abc070d678c6f50ed13f6cf65", kill_on_drop: false }`
[INFO] [stdout] 1d1021ee22427380945ce3e92b62325ef56b2f1abc070d678c6f50ed13f6cf65
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/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] 1d2b77cadeccc2f7cc4cd3611296b1826cb2ad6c0da337d501ee0030c8992cae
[INFO] running `Command { std: "docker" "start" "-a" "1d2b77cadeccc2f7cc4cd3611296b1826cb2ad6c0da337d501ee0030c8992cae", kill_on_drop: false }`
[INFO] [stderr]    Compiling selecta v0.0.2-nopenopenope (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `Command { std: "docker" "inspect" "1d2b77cadeccc2f7cc4cd3611296b1826cb2ad6c0da337d501ee0030c8992cae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d2b77cadeccc2f7cc4cd3611296b1826cb2ad6c0da337d501ee0030c8992cae", kill_on_drop: false }`
[INFO] [stdout] 1d2b77cadeccc2f7cc4cd3611296b1826cb2ad6c0da337d501ee0030c8992cae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] b9d26923c1c0469b85fadfad1e3c74565222c57b532e7e69f3a8bc049016e9de
[INFO] running `Command { std: "docker" "start" "-a" "b9d26923c1c0469b85fadfad1e3c74565222c57b532e7e69f3a8bc049016e9de", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/selecta-0e889e312717b512
[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" "b9d26923c1c0469b85fadfad1e3c74565222c57b532e7e69f3a8bc049016e9de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9d26923c1c0469b85fadfad1e3c74565222c57b532e7e69f3a8bc049016e9de", kill_on_drop: false }`
[INFO] [stdout] b9d26923c1c0469b85fadfad1e3c74565222c57b532e7e69f3a8bc049016e9de