[INFO] fetching crate sl 0.0.0...
[INFO] testing sl-0.0.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate sl 0.0.0 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate sl 0.0.0 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 sl 0.0.0
[INFO] finished tweaking crates.io crate sl 0.0.0
[INFO] tweaked toml for crates.io crate sl 0.0.0 written to /workspace/builds/worker-11/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-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] 2e53e805221b21798ee9afc050b872f13e328374d606c983272448b559d56125
[INFO] running `Command { std: "docker" "start" "-a" "2e53e805221b21798ee9afc050b872f13e328374d606c983272448b559d56125", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2e53e805221b21798ee9afc050b872f13e328374d606c983272448b559d56125", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e53e805221b21798ee9afc050b872f13e328374d606c983272448b559d56125", kill_on_drop: false }`
[INFO] [stdout] 2e53e805221b21798ee9afc050b872f13e328374d606c983272448b559d56125
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] 6b1b83f306f0e19db64cb18fe1cdf7e4458776303b15ecee56af84dbfb9bf058
[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" "6b1b83f306f0e19db64cb18fe1cdf7e4458776303b15ecee56af84dbfb9bf058", kill_on_drop: false }`
[INFO] [stderr]    Compiling sl-la v0.0.0
[INFO] [stderr]    Compiling sl-gx v0.0.0
[INFO] [stderr]    Compiling num-complex v0.1.43
[INFO] [stderr]    Compiling sl-mf v0.0.0
[INFO] [stderr]    Compiling sl-na v0.0.0
[INFO] [stderr]    Compiling sl v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.40s
[INFO] running `Command { std: "docker" "inspect" "6b1b83f306f0e19db64cb18fe1cdf7e4458776303b15ecee56af84dbfb9bf058", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b1b83f306f0e19db64cb18fe1cdf7e4458776303b15ecee56af84dbfb9bf058", kill_on_drop: false }`
[INFO] [stdout] 6b1b83f306f0e19db64cb18fe1cdf7e4458776303b15ecee56af84dbfb9bf058
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] 0c368fb2fa2f422fc1d571b6d37d427f726c4c2ec586660530058b4e0c18fa3f
[INFO] running `Command { std: "docker" "start" "-a" "0c368fb2fa2f422fc1d571b6d37d427f726c4c2ec586660530058b4e0c18fa3f", kill_on_drop: false }`
[INFO] [stderr]    Compiling sl v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.93s
[INFO] running `Command { std: "docker" "inspect" "0c368fb2fa2f422fc1d571b6d37d427f726c4c2ec586660530058b4e0c18fa3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c368fb2fa2f422fc1d571b6d37d427f726c4c2ec586660530058b4e0c18fa3f", kill_on_drop: false }`
[INFO] [stdout] 0c368fb2fa2f422fc1d571b6d37d427f726c4c2ec586660530058b4e0c18fa3f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] e08c788564554d42e36579daab42fcafc34a4f456c5fc13fc7ec1d641acc6d9e
[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" "e08c788564554d42e36579daab42fcafc34a4f456c5fc13fc7ec1d641acc6d9e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/sl-ad24a361cecf4f08
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests sl
[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" "e08c788564554d42e36579daab42fcafc34a4f456c5fc13fc7ec1d641acc6d9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e08c788564554d42e36579daab42fcafc34a4f456c5fc13fc7ec1d641acc6d9e", kill_on_drop: false }`
[INFO] [stdout] e08c788564554d42e36579daab42fcafc34a4f456c5fc13fc7ec1d641acc6d9e