[INFO] fetching crate sphere 0.3.0...
[INFO] testing sphere-0.3.0 against 1.55.0 for beta-1.56-1
[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 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 983f728b6877102509bd89f6167e684539bc4f6317e1a6542d78f855bad83a8e
[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" "983f728b6877102509bd89f6167e684539bc4f6317e1a6542d78f855bad83a8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "983f728b6877102509bd89f6167e684539bc4f6317e1a6542d78f855bad83a8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "983f728b6877102509bd89f6167e684539bc4f6317e1a6542d78f855bad83a8e", kill_on_drop: false }`
[INFO] [stdout] 983f728b6877102509bd89f6167e684539bc4f6317e1a6542d78f855bad83a8e
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b11d929e23d2cce84f1186348c0249aca34d342ef96e854b8709755985f12662
[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" "b11d929e23d2cce84f1186348c0249aca34d342ef96e854b8709755985f12662", 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 0.71s
[INFO] running `Command { std: "docker" "inspect" "b11d929e23d2cce84f1186348c0249aca34d342ef96e854b8709755985f12662", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b11d929e23d2cce84f1186348c0249aca34d342ef96e854b8709755985f12662", kill_on_drop: false }`
[INFO] [stdout] b11d929e23d2cce84f1186348c0249aca34d342ef96e854b8709755985f12662
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "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] 28d7f31310e96e9ab4ebfeaedb8f0217d9d54ce015e7ebbc3dbc75f85cde8d71
[INFO] running `Command { std: "docker" "start" "-a" "28d7f31310e96e9ab4ebfeaedb8f0217d9d54ce015e7ebbc3dbc75f85cde8d71", kill_on_drop: false }`
[INFO] [stderr]    Compiling sphere v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.04s
[INFO] running `Command { std: "docker" "inspect" "28d7f31310e96e9ab4ebfeaedb8f0217d9d54ce015e7ebbc3dbc75f85cde8d71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28d7f31310e96e9ab4ebfeaedb8f0217d9d54ce015e7ebbc3dbc75f85cde8d71", kill_on_drop: false }`
[INFO] [stdout] 28d7f31310e96e9ab4ebfeaedb8f0217d9d54ce015e7ebbc3dbc75f85cde8d71
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 19385e3fef15c1fdf2c5bfde520dfd4be446afc72fdf42e392dd29b664717026
[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" "19385e3fef15c1fdf2c5bfde520dfd4be446afc72fdf42e392dd29b664717026", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.29s
[INFO] [stdout] running 7 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/sphere-87a99922e8ce43cb)
[INFO] [stdout] test double_factorial_works ... ok
[INFO] [stdout] test surface_of_1_sphere_works ... ok
[INFO] [stdout] test surface_of_2_sphere_works ... ok
[INFO] [stdout] test volume_of_2_sphere_works ... ok
[INFO] [stdout] test volume_of_1_sphere_works ... ok
[INFO] [stdout] test surface_of_3_sphere_works ... ok
[INFO] [stderr]    Doc-tests sphere
[INFO] [stdout] test volume_of_3_sphere_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 4.14s
[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" "19385e3fef15c1fdf2c5bfde520dfd4be446afc72fdf42e392dd29b664717026", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19385e3fef15c1fdf2c5bfde520dfd4be446afc72fdf42e392dd29b664717026", kill_on_drop: false }`
[INFO] [stdout] 19385e3fef15c1fdf2c5bfde520dfd4be446afc72fdf42e392dd29b664717026