[INFO] fetching crate num-rational 0.3.2...
[INFO] testing num-rational-0.3.2 against 1.49.0 for beta-1.50-1
[INFO] extracting crate num-rational 0.3.2 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate num-rational 0.3.2 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate num-rational 0.3.2
[INFO] finished tweaking crates.io crate num-rational 0.3.2
[INFO] tweaked toml for crates.io crate num-rational 0.3.2 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e026cf8d79d2308f106f147cf23ee1e0be73f9a9afb0b929a326c3fcfb6b8a94
[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" "e026cf8d79d2308f106f147cf23ee1e0be73f9a9afb0b929a326c3fcfb6b8a94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e026cf8d79d2308f106f147cf23ee1e0be73f9a9afb0b929a326c3fcfb6b8a94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e026cf8d79d2308f106f147cf23ee1e0be73f9a9afb0b929a326c3fcfb6b8a94", kill_on_drop: false }`
[INFO] [stdout] e026cf8d79d2308f106f147cf23ee1e0be73f9a9afb0b929a326c3fcfb6b8a94
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7db72c5b8b1c8e1b18a51997879c56731f0090a120604e18d3c5f1510a6000ef
[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" "7db72c5b8b1c8e1b18a51997879c56731f0090a120604e18d3c5f1510a6000ef", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-bigint v0.3.1
[INFO] [stderr]    Compiling num-rational v0.3.2 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.88s
[INFO] running `Command { std: "docker" "inspect" "7db72c5b8b1c8e1b18a51997879c56731f0090a120604e18d3c5f1510a6000ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7db72c5b8b1c8e1b18a51997879c56731f0090a120604e18d3c5f1510a6000ef", kill_on_drop: false }`
[INFO] [stdout] 7db72c5b8b1c8e1b18a51997879c56731f0090a120604e18d3c5f1510a6000ef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+1.49.0" "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] 74af87bbf3da1f622501052c746bbf82675eae734f63b41e8b7b48ae07de3d3c
[INFO] running `Command { std: "docker" "start" "-a" "74af87bbf3da1f622501052c746bbf82675eae734f63b41e8b7b48ae07de3d3c", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-rational v0.3.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.57s
[INFO] running `Command { std: "docker" "inspect" "74af87bbf3da1f622501052c746bbf82675eae734f63b41e8b7b48ae07de3d3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74af87bbf3da1f622501052c746bbf82675eae734f63b41e8b7b48ae07de3d3c", kill_on_drop: false }`
[INFO] [stdout] 74af87bbf3da1f622501052c746bbf82675eae734f63b41e8b7b48ae07de3d3c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] fff525b80db08db788feb02184fbbc25b65ec2d7a0008f0886d4f4d243e05489
[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" "fff525b80db08db788feb02184fbbc25b65ec2d7a0008f0886d4f4d243e05489", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/num_rational-f2d0664502d76eba
[INFO] [stdout] 
[INFO] [stdout] running 51 tests
[INFO] [stdout] test test::arith::test_checked_min_max ... ok
[INFO] [stdout] test test::arith::test_checked_zeros ... ok
[INFO] [stdout] test test::arith::test_add_overflow ... ok
[INFO] [stdout] test test::arith::test_checked_max ... ok
[INFO] [stdout] test test::arith::test_checked_min ... ok
[INFO] [stdout] test test::arith::test_div ... ok
[INFO] [stdout] test test::arith::test_div_overflow ... ok
[INFO] [stdout] test test::arith::test_sub_overflow ... ok
[INFO] [stdout] test test::arith::test_mul_overflow ... ok
[INFO] [stdout] test test::arith::test_mul ... ok
[INFO] [stdout] test test::ratio_iter_product ... ok
[INFO] [stdout] test test::test_approximate_float ... ok
[INFO] [stdout] test test::arith::test_neg ... ok
[INFO] [stdout] test test::arith::test_rem_overflow ... ok
[INFO] [stdout] test test::arith::test_zero ... ok
[INFO] [stdout] test test::arith::test_rem ... ok
[INFO] [stdout] test test::test_big_ratio_to_f64 ... ok
[INFO] [stdout] test test::ratio_iter_sum ... ok
[INFO] [stdout] test test::arith::test_checked_failures ... ok
[INFO] [stdout] test test::test_cmp ... ok
[INFO] [stdout] test test::test_const ... ok
[INFO] [stdout] test test::test_cmp_overflow ... ok
[INFO] [stdout] test test::test_hash ... ok
[INFO] [stdout] test test::test_denom ... ok
[INFO] [stdout] test test::arith::test_sub ... ok
[INFO] [stdout] test test::test_fract ... ok
[INFO] [stdout] test test::test_num_one ... ok
[INFO] [stdout] test test::test_num_zero ... ok
[INFO] [stdout] test test::test_is_integer ... ok
[INFO] [stdout] test test::test_new_reduce ... ok
[INFO] [stdout] test test::test_from_str_fail ... ok
[INFO] [stdout] test test::arith::test_add ... ok
[INFO] [stdout] test test::test_ratio_to_i64 ... ok
[INFO] [stdout] test test::test_from_float ... ok
[INFO] [stdout] test test::test_ratio_to_i128 ... ok
[INFO] [stdout] test test::test_test_constants ... ok
[INFO] [stdout] test test::test_to_from_str ... ok
[INFO] [stdout] test test::test_to_integer ... ok
[INFO] [stdout] test test::test_from_pair ... ok
[INFO] [stdout] test test::test_into_pair ... ok
[INFO] [stdout] test test::test_from_float_fail ... ok
[INFO] [stdout] test test::test_recip ... ok
[INFO] [stdout] test test::test_signed ... ok
[INFO] [stdout] test test::test_numer ... ok
[INFO] [stdout] test test::test_pow ... ok
[INFO] [stdout] test test::test_ratio_to_f64 ... ok
[INFO] [stdout] test test::test_show ... ok
[INFO] [stdout] test test::test_round ... ok
[INFO] [stdout] test test::arith::test_div_0 ... ok
[INFO] [stdout] test test::test_recip_fail ... ok
[INFO] [stderr]    Doc-tests num-rational
[INFO] [stdout] test test::test_new_zero ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 51 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "fff525b80db08db788feb02184fbbc25b65ec2d7a0008f0886d4f4d243e05489", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fff525b80db08db788feb02184fbbc25b65ec2d7a0008f0886d4f4d243e05489", kill_on_drop: false }`
[INFO] [stdout] fff525b80db08db788feb02184fbbc25b65ec2d7a0008f0886d4f4d243e05489