[INFO] fetching crate dimsum 0.1.0...
[INFO] testing dimsum-0.1.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate dimsum 0.1.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate dimsum 0.1.0 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 dimsum 0.1.0
[INFO] finished tweaking crates.io crate dimsum 0.1.0
[INFO] tweaked toml for crates.io crate dimsum 0.1.0 written to /workspace/builds/worker-1/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-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 93a03242dcd2ba1605184bf172d8928b51528dbe76df9391657cfdbe5f671450
[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" "93a03242dcd2ba1605184bf172d8928b51528dbe76df9391657cfdbe5f671450", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "93a03242dcd2ba1605184bf172d8928b51528dbe76df9391657cfdbe5f671450", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93a03242dcd2ba1605184bf172d8928b51528dbe76df9391657cfdbe5f671450", kill_on_drop: false }`
[INFO] [stdout] 93a03242dcd2ba1605184bf172d8928b51528dbe76df9391657cfdbe5f671450
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f6a8d4f64a8b0e8420db63fa5ecb0e0a2cb03ba1a39e892a40f5bf6c48bc69ee
[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" "f6a8d4f64a8b0e8420db63fa5ecb0e0a2cb03ba1a39e892a40f5bf6c48bc69ee", kill_on_drop: false }`
[INFO] [stderr]    Compiling dimsum v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.92s
[INFO] running `Command { std: "docker" "inspect" "f6a8d4f64a8b0e8420db63fa5ecb0e0a2cb03ba1a39e892a40f5bf6c48bc69ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6a8d4f64a8b0e8420db63fa5ecb0e0a2cb03ba1a39e892a40f5bf6c48bc69ee", kill_on_drop: false }`
[INFO] [stdout] f6a8d4f64a8b0e8420db63fa5ecb0e0a2cb03ba1a39e892a40f5bf6c48bc69ee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 23da4dd689facc46b7b93ad7c0fbb602b02948453201743ac23a44be990d77da
[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" "23da4dd689facc46b7b93ad7c0fbb602b02948453201743ac23a44be990d77da", kill_on_drop: false }`
[INFO] [stderr]    Compiling dimsum v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.23s
[INFO] running `Command { std: "docker" "inspect" "23da4dd689facc46b7b93ad7c0fbb602b02948453201743ac23a44be990d77da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23da4dd689facc46b7b93ad7c0fbb602b02948453201743ac23a44be990d77da", kill_on_drop: false }`
[INFO] [stdout] 23da4dd689facc46b7b93ad7c0fbb602b02948453201743ac23a44be990d77da
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1426d6311d99bc68a2f682099a894f7c26bd6a2438c90ac243801810248487ec
[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" "1426d6311d99bc68a2f682099a894f7c26bd6a2438c90ac243801810248487ec", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/dimsum-f38cd2043baf5d57
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::string_value ... ok
[INFO] [stdout] test tests::set_and_get ... ok
[INFO] [stdout] test tests::index_errors ... ok
[INFO] [stderr]    Doc-tests dimsum
[INFO] [stdout] test tests::construct_failure ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[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" "1426d6311d99bc68a2f682099a894f7c26bd6a2438c90ac243801810248487ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1426d6311d99bc68a2f682099a894f7c26bd6a2438c90ac243801810248487ec", kill_on_drop: false }`
[INFO] [stdout] 1426d6311d99bc68a2f682099a894f7c26bd6a2438c90ac243801810248487ec