[INFO] fetching crate sphere 0.3.0...
[INFO] testing sphere-0.3.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate sphere 0.3.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate sphere 0.3.0 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 sphere 0.3.0
[INFO] finished tweaking crates.io crate sphere 0.3.0
[INFO] tweaked toml for crates.io crate sphere 0.3.0 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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 66fd350a24f3c423b204b869967e181187692a7f02eb74a8a8e148a26281b4c1
[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" "66fd350a24f3c423b204b869967e181187692a7f02eb74a8a8e148a26281b4c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "66fd350a24f3c423b204b869967e181187692a7f02eb74a8a8e148a26281b4c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66fd350a24f3c423b204b869967e181187692a7f02eb74a8a8e148a26281b4c1", kill_on_drop: false }`
[INFO] [stdout] 66fd350a24f3c423b204b869967e181187692a7f02eb74a8a8e148a26281b4c1
[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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/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] 0771ad1774f6dcaaa00053627b44caaa1d237fa0f10ae27f019aa50c098d67b2
[INFO] running `Command { std: "docker" "start" "-a" "0771ad1774f6dcaaa00053627b44caaa1d237fa0f10ae27f019aa50c098d67b2", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling sphere v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "0771ad1774f6dcaaa00053627b44caaa1d237fa0f10ae27f019aa50c098d67b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0771ad1774f6dcaaa00053627b44caaa1d237fa0f10ae27f019aa50c098d67b2", kill_on_drop: false }`
[INFO] [stdout] 0771ad1774f6dcaaa00053627b44caaa1d237fa0f10ae27f019aa50c098d67b2
[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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/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] 4e6219eb0e05d71fa18bd54a5214e53ef0300564810d67dea4f6560f4fbb5a1c
[INFO] running `Command { std: "docker" "start" "-a" "4e6219eb0e05d71fa18bd54a5214e53ef0300564810d67dea4f6560f4fbb5a1c", kill_on_drop: false }`
[INFO] [stderr]    Compiling sphere v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.92s
[INFO] running `Command { std: "docker" "inspect" "4e6219eb0e05d71fa18bd54a5214e53ef0300564810d67dea4f6560f4fbb5a1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e6219eb0e05d71fa18bd54a5214e53ef0300564810d67dea4f6560f4fbb5a1c", kill_on_drop: false }`
[INFO] [stdout] 4e6219eb0e05d71fa18bd54a5214e53ef0300564810d67dea4f6560f4fbb5a1c
[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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] 40c7352e4152449f795b3cc9a675d8c0c3d7a1cd591ca630934430195bd36668
[INFO] running `Command { std: "docker" "start" "-a" "40c7352e4152449f795b3cc9a675d8c0c3d7a1cd591ca630934430195bd36668", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] running 7 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/sphere-f3bd875bff7e02fb
[INFO] [stdout] test double_factorial_works ... ok
[INFO] [stdout] test surface_of_2_sphere_works ... ok
[INFO] [stdout] test volume_of_2_sphere_works ... ok
[INFO] [stdout] test surface_of_3_sphere_works ... ok
[INFO] [stdout] test volume_of_3_sphere_works ... ok
[INFO] [stdout] test surface_of_1_sphere_works ... ok
[INFO] [stderr]    Doc-tests sphere
[INFO] [stdout] test volume_of_1_sphere_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.24s
[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" "40c7352e4152449f795b3cc9a675d8c0c3d7a1cd591ca630934430195bd36668", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40c7352e4152449f795b3cc9a675d8c0c3d7a1cd591ca630934430195bd36668", kill_on_drop: false }`
[INFO] [stdout] 40c7352e4152449f795b3cc9a675d8c0c3d7a1cd591ca630934430195bd36668