[INFO] fetching crate ipify-client 0.1.0...
[INFO] testing ipify-client-0.1.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate ipify-client 0.1.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate ipify-client 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 ipify-client 0.1.0
[INFO] finished tweaking crates.io crate ipify-client 0.1.0
[INFO] tweaked toml for crates.io crate ipify-client 0.1.0 written to /workspace/builds/worker-4/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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3318cb6c97fe2bf62eeb9965a4721e2f2c70f0a3355ef862a0a877215a2dbd3f
[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" "3318cb6c97fe2bf62eeb9965a4721e2f2c70f0a3355ef862a0a877215a2dbd3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3318cb6c97fe2bf62eeb9965a4721e2f2c70f0a3355ef862a0a877215a2dbd3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3318cb6c97fe2bf62eeb9965a4721e2f2c70f0a3355ef862a0a877215a2dbd3f", kill_on_drop: false }`
[INFO] [stdout] 3318cb6c97fe2bf62eeb9965a4721e2f2c70f0a3355ef862a0a877215a2dbd3f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 162dfbedc8f255eaf82d78b141cb9c0fccd16190e9c410fdf1603401bc5766c9
[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" "162dfbedc8f255eaf82d78b141cb9c0fccd16190e9c410fdf1603401bc5766c9", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling futures v0.1.30
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]    Compiling syn v1.0.57
[INFO] [stderr]    Compiling hashbrown v0.9.1
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]    Compiling try-lock v0.2.3
[INFO] [stderr]    Compiling lock_api v0.3.4
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling indexmap v1.6.1
[INFO] [stderr]    Compiling smallvec v0.6.13
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling hyper v0.12.35
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling net2 v0.2.37
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling tokio-sync v0.1.8
[INFO] [stderr]    Compiling want v0.2.0
[INFO] [stderr]    Compiling futures-cpupool v0.1.8
[INFO] [stderr]    Compiling tokio-io v0.1.13
[INFO] [stderr]    Compiling http v0.1.21
[INFO] [stderr]    Compiling string v0.2.1
[INFO] [stderr]    Compiling tokio-buf v0.1.1
[INFO] [stderr]    Compiling tokio-executor v0.1.10
[INFO] [stderr]    Compiling crossbeam-queue v0.2.3
[INFO] [stderr]    Compiling tokio-reactor v0.1.12
[INFO] [stderr]    Compiling tokio-timer v0.2.13
[INFO] [stderr]    Compiling tokio-current-thread v0.1.7
[INFO] [stderr]    Compiling crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling tokio-threadpool v0.1.18
[INFO] [stderr]    Compiling tokio-tcp v0.1.4
[INFO] [stderr]    Compiling tokio v0.1.22
[INFO] [stderr]    Compiling http-body v0.1.0
[INFO] [stderr]    Compiling h2 v0.1.26
[INFO] [stderr]    Compiling ipify-client v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `futures`
[INFO] [stdout]  --> src/ipify.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use futures;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]  --> src/ipify.rs:7:17
[INFO] [stdout]   |
[INFO] [stdout] 7 | use hyper::rt::{self, Future, Stream};
[INFO] [stdout]   |                 ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 09s
[INFO] running `Command { std: "docker" "inspect" "162dfbedc8f255eaf82d78b141cb9c0fccd16190e9c410fdf1603401bc5766c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "162dfbedc8f255eaf82d78b141cb9c0fccd16190e9c410fdf1603401bc5766c9", kill_on_drop: false }`
[INFO] [stdout] 162dfbedc8f255eaf82d78b141cb9c0fccd16190e9c410fdf1603401bc5766c9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 171d7cd2da82fd9c5bc44448b42085f21ebc3d8e60b1db227ee2140500efadc4
[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" "171d7cd2da82fd9c5bc44448b42085f21ebc3d8e60b1db227ee2140500efadc4", kill_on_drop: false }`
[INFO] [stderr]    Compiling ipify-client v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `futures`
[INFO] [stdout]  --> src/ipify.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use futures;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]  --> src/ipify.rs:7:17
[INFO] [stdout]   |
[INFO] [stdout] 7 | use hyper::rt::{self, Future, Stream};
[INFO] [stdout]   |                 ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 8.28s
[INFO] running `Command { std: "docker" "inspect" "171d7cd2da82fd9c5bc44448b42085f21ebc3d8e60b1db227ee2140500efadc4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "171d7cd2da82fd9c5bc44448b42085f21ebc3d8e60b1db227ee2140500efadc4", kill_on_drop: false }`
[INFO] [stdout] 171d7cd2da82fd9c5bc44448b42085f21ebc3d8e60b1db227ee2140500efadc4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a42f6dedf40ca91084006b6130f7f45cb4c82e2cc85206ccff82cb971dcf979c
[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" "a42f6dedf40ca91084006b6130f7f45cb4c82e2cc85206ccff82cb971dcf979c", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `futures`
[INFO] [stderr]  --> src/ipify.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use futures;
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `self`
[INFO] [stderr]  --> src/ipify.rs:7:17
[INFO] [stderr]   |
[INFO] [stderr] 7 | use hyper::rt::{self, Future, Stream};
[INFO] [stderr]   |                 ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ipify_client-3d8ab0edcc3c7da4
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test ipify::test::test_parse_ip ... ok
[INFO] [stdout] test ipify::test::test_fail_parse_ip ... ok
[INFO] [stdout] test ipify::test::test_deserialize ... ok
[INFO] [stderr]    Doc-tests ipify-client
[INFO] [stdout] test ipify::test::test_ipify ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.19s
[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" "a42f6dedf40ca91084006b6130f7f45cb4c82e2cc85206ccff82cb971dcf979c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a42f6dedf40ca91084006b6130f7f45cb4c82e2cc85206ccff82cb971dcf979c", kill_on_drop: false }`
[INFO] [stdout] a42f6dedf40ca91084006b6130f7f45cb4c82e2cc85206ccff82cb971dcf979c