[INFO] fetching crate r9p 0.0.0...
[INFO] testing r9p-0.0.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate r9p 0.0.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate r9p 0.0.0 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 r9p 0.0.0
[INFO] finished tweaking crates.io crate r9p 0.0.0
[INFO] tweaked toml for crates.io crate r9p 0.0.0 written to /workspace/builds/worker-8/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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] [stdout] bc1f33c574064b3207359d1acbc2416e0b6961e11319e7db9aa3cc9fa1c54cb4
[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" "bc1f33c574064b3207359d1acbc2416e0b6961e11319e7db9aa3cc9fa1c54cb4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bc1f33c574064b3207359d1acbc2416e0b6961e11319e7db9aa3cc9fa1c54cb4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc1f33c574064b3207359d1acbc2416e0b6961e11319e7db9aa3cc9fa1c54cb4", kill_on_drop: false }`
[INFO] [stdout] bc1f33c574064b3207359d1acbc2416e0b6961e11319e7db9aa3cc9fa1c54cb4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] [stdout] 7b5ef846fe8ec7999762bd3c1749e7d68f3d5a7dd29a40a97c1464415bcaebe2
[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" "7b5ef846fe8ec7999762bd3c1749e7d68f3d5a7dd29a40a97c1464415bcaebe2", kill_on_drop: false }`
[INFO] [stderr]    Compiling r9p v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `Command { std: "docker" "inspect" "7b5ef846fe8ec7999762bd3c1749e7d68f3d5a7dd29a40a97c1464415bcaebe2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b5ef846fe8ec7999762bd3c1749e7d68f3d5a7dd29a40a97c1464415bcaebe2", kill_on_drop: false }`
[INFO] [stdout] 7b5ef846fe8ec7999762bd3c1749e7d68f3d5a7dd29a40a97c1464415bcaebe2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 46b3df9dc369a2cbfd27c72bb17a0a0c4dfa4ac7e56adf5cf1cf1cea0c5fb860
[INFO] running `Command { std: "docker" "start" "-a" "46b3df9dc369a2cbfd27c72bb17a0a0c4dfa4ac7e56adf5cf1cf1cea0c5fb860", kill_on_drop: false }`
[INFO] [stderr]    Compiling r9p v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `Command { std: "docker" "inspect" "46b3df9dc369a2cbfd27c72bb17a0a0c4dfa4ac7e56adf5cf1cf1cea0c5fb860", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46b3df9dc369a2cbfd27c72bb17a0a0c4dfa4ac7e56adf5cf1cf1cea0c5fb860", kill_on_drop: false }`
[INFO] [stdout] 46b3df9dc369a2cbfd27c72bb17a0a0c4dfa4ac7e56adf5cf1cf1cea0c5fb860
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] ffbdc15cd6cce71e8daa17536f3cdb344fccfdd28bbe9c6dc39dd7704739c14e
[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" "ffbdc15cd6cce71e8daa17536f3cdb344fccfdd28bbe9c6dc39dd7704739c14e", kill_on_drop: false }`
[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] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/r9p-7d141a969036c046
[INFO] [stderr]    Doc-tests r9p
[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" "ffbdc15cd6cce71e8daa17536f3cdb344fccfdd28bbe9c6dc39dd7704739c14e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ffbdc15cd6cce71e8daa17536f3cdb344fccfdd28bbe9c6dc39dd7704739c14e", kill_on_drop: false }`
[INFO] [stdout] ffbdc15cd6cce71e8daa17536f3cdb344fccfdd28bbe9c6dc39dd7704739c14e