[INFO] fetching crate num_cpus 1.14.0...
[INFO] testing num_cpus-1.14.0 against try#8dae881ac166f8debe04e17604ebbe2ab47083fd+target=i686-unknown-linux-musl for musl_upgrade_test
[INFO] extracting crate num_cpus 1.14.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate num_cpus 1.14.0 on toolchain 8dae881ac166f8debe04e17604ebbe2ab47083fd
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8dae881ac166f8debe04e17604ebbe2ab47083fd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate num_cpus 1.14.0
[INFO] finished tweaking crates.io crate num_cpus 1.14.0
[INFO] tweaked toml for crates.io crate num_cpus 1.14.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate num_cpus 1.14.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8dae881ac166f8debe04e17604ebbe2ab47083fd" "fetch" "--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+8dae881ac166f8debe04e17604ebbe2ab47083fd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9a9979db9b1d1088a2b8d9c6cbbbca0926785d348c81d87da5a28f14bd2ac2d0
[INFO] running `Command { std: "docker" "start" "-a" "9a9979db9b1d1088a2b8d9c6cbbbca0926785d348c81d87da5a28f14bd2ac2d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9a9979db9b1d1088a2b8d9c6cbbbca0926785d348c81d87da5a28f14bd2ac2d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a9979db9b1d1088a2b8d9c6cbbbca0926785d348c81d87da5a28f14bd2ac2d0", kill_on_drop: false }`
[INFO] [stdout] 9a9979db9b1d1088a2b8d9c6cbbbca0926785d348c81d87da5a28f14bd2ac2d0
[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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+8dae881ac166f8debe04e17604ebbe2ab47083fd" "build" "--frozen" "--message-format=json" "--target" "i686-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 692d7d1f0f6f887e0434b3b1de5740dd52bfa81188ba0db026a9a6f631a5b7ca
[INFO] running `Command { std: "docker" "start" "-a" "692d7d1f0f6f887e0434b3b1de5740dd52bfa81188ba0db026a9a6f631a5b7ca", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]    Compiling num_cpus v1.14.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.84s
[INFO] running `Command { std: "docker" "inspect" "692d7d1f0f6f887e0434b3b1de5740dd52bfa81188ba0db026a9a6f631a5b7ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "692d7d1f0f6f887e0434b3b1de5740dd52bfa81188ba0db026a9a6f631a5b7ca", kill_on_drop: false }`
[INFO] [stdout] 692d7d1f0f6f887e0434b3b1de5740dd52bfa81188ba0db026a9a6f631a5b7ca
[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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+8dae881ac166f8debe04e17604ebbe2ab47083fd" "test" "--frozen" "--no-run" "--message-format=json" "--target" "i686-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 8cdbd7aeb73ff1984320d7f2af60d02e95dc4bf58298445fe413ac05e41b4883
[INFO] running `Command { std: "docker" "start" "-a" "8cdbd7aeb73ff1984320d7f2af60d02e95dc4bf58298445fe413ac05e41b4883", kill_on_drop: false }`
[INFO] [stderr]    Compiling num_cpus v1.14.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.25s
[INFO] running `Command { std: "docker" "inspect" "8cdbd7aeb73ff1984320d7f2af60d02e95dc4bf58298445fe413ac05e41b4883", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8cdbd7aeb73ff1984320d7f2af60d02e95dc4bf58298445fe413ac05e41b4883", kill_on_drop: false }`
[INFO] [stdout] 8cdbd7aeb73ff1984320d7f2af60d02e95dc4bf58298445fe413ac05e41b4883
[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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+8dae881ac166f8debe04e17604ebbe2ab47083fd" "test" "--frozen" "--target" "i686-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 4d2304cda99336fb4faac1be8acc915898d5c4ae72c14033192b45298d79cb40
[INFO] running `Command { std: "docker" "start" "-a" "4d2304cda99336fb4faac1be8acc915898d5c4ae72c14033192b45298d79cb40", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/i686-unknown-linux-musl/debug/deps/num_cpus-53e867b7c07f767b)
[INFO] [stdout] test linux::tests::v1::test_cgroup_cpu_quota ... ok
[INFO] [stdout] test linux::tests::v1::test_load_subsys ... ok
[INFO] [stdout] test linux::tests::v2::test_cgroup_cpu_quota_ceil ... ok
[INFO] [stdout] test linux::tests::v2::test_cgroup_cpu_quota_divide_by_zero ... ok
[INFO] [stdout] test linux::tests::v1::test_cgroup_mount ... ok
[INFO] [stdout] test linux::tests::v2::test_cgroup_mount ... ok
[INFO] [stdout] test linux::tests::v2::test_load_mountinfo ... ok
[INFO] [stdout] test linux::tests::v2::test_load_subsys_multi ... ok
[INFO] [stdout] test tests::test_get ... ok
[INFO] [stdout] test linux::tests::v1::test_cgroup_cpu_quota_ceil ... ok
[INFO] [stdout] test linux::tests::v2::test_cgroup_cpu_quota ... ok
[INFO] [stdout] test linux::tests::v1::test_cgroup_cpu_quota_divide_by_zero ... ok
[INFO] [stdout] test tests::test_get_physical ... ok
[INFO] [stdout] test linux::tests::v2::test_load_subsys ... ok
[INFO] [stdout] test linux::tests::v1::test_load_mountinfo ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4d2304cda99336fb4faac1be8acc915898d5c4ae72c14033192b45298d79cb40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d2304cda99336fb4faac1be8acc915898d5c4ae72c14033192b45298d79cb40", kill_on_drop: false }`
[INFO] [stdout] 4d2304cda99336fb4faac1be8acc915898d5c4ae72c14033192b45298d79cb40