[INFO] fetching crate np 2019.3.13...
[INFO] testing np-2019.3.13 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate np 2019.3.13 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate np 2019.3.13 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate np 2019.3.13
[INFO] finished tweaking crates.io crate np 2019.3.13
[INFO] tweaked toml for crates.io crate np 2019.3.13 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] 666cb06e9c6fc92e36e5bef1aa75e5040f6fda1d050efa3c3916b40823282324
[INFO] running `Command { std: "docker" "start" "-a" "666cb06e9c6fc92e36e5bef1aa75e5040f6fda1d050efa3c3916b40823282324", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "666cb06e9c6fc92e36e5bef1aa75e5040f6fda1d050efa3c3916b40823282324", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "666cb06e9c6fc92e36e5bef1aa75e5040f6fda1d050efa3c3916b40823282324", kill_on_drop: false }`
[INFO] [stdout] 666cb06e9c6fc92e36e5bef1aa75e5040f6fda1d050efa3c3916b40823282324
[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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] 927c4fad629a254575ea1a1e64ddbe885e4d6b3b3ac6d06899ae04f55498dc8e
[INFO] running `Command { std: "docker" "start" "-a" "927c4fad629a254575ea1a1e64ddbe885e4d6b3b3ac6d06899ae04f55498dc8e", kill_on_drop: false }`
[INFO] [stderr]    Compiling np v2019.3.13 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `Command { std: "docker" "inspect" "927c4fad629a254575ea1a1e64ddbe885e4d6b3b3ac6d06899ae04f55498dc8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "927c4fad629a254575ea1a1e64ddbe885e4d6b3b3ac6d06899ae04f55498dc8e", kill_on_drop: false }`
[INFO] [stdout] 927c4fad629a254575ea1a1e64ddbe885e4d6b3b3ac6d06899ae04f55498dc8e
[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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0f93e13144599113d4ce7e2e16ee427fb5b50a3441a5bc2629bceeb9231d843a
[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" "0f93e13144599113d4ce7e2e16ee427fb5b50a3441a5bc2629bceeb9231d843a", kill_on_drop: false }`
[INFO] [stderr]    Compiling np v2019.3.13 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.86s
[INFO] running `Command { std: "docker" "inspect" "0f93e13144599113d4ce7e2e16ee427fb5b50a3441a5bc2629bceeb9231d843a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f93e13144599113d4ce7e2e16ee427fb5b50a3441a5bc2629bceeb9231d843a", kill_on_drop: false }`
[INFO] [stdout] 0f93e13144599113d4ce7e2e16ee427fb5b50a3441a5bc2629bceeb9231d843a
[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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8fdb26631581b78098eeb46c5166f298d9960b58782c8d16c29e47ad8bd95255
[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" "8fdb26631581b78098eeb46c5166f298d9960b58782c8d16c29e47ad8bd95255", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/np-6c4a97b9a0328806
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests np
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8fdb26631581b78098eeb46c5166f298d9960b58782c8d16c29e47ad8bd95255", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8fdb26631581b78098eeb46c5166f298d9960b58782c8d16c29e47ad8bd95255", kill_on_drop: false }`
[INFO] [stdout] 8fdb26631581b78098eeb46c5166f298d9960b58782c8d16c29e47ad8bd95255