[INFO] fetching crate eiktyrner 0.3.8...
[INFO] testing eiktyrner-0.3.8 against 1.49.0 for beta-1.50-1
[INFO] extracting crate eiktyrner 0.3.8 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate eiktyrner 0.3.8 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 eiktyrner 0.3.8
[INFO] finished tweaking crates.io crate eiktyrner 0.3.8
[INFO] tweaked toml for crates.io crate eiktyrner 0.3.8 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate eiktyrner 0.3.8 already has a lockfile, it will not be regenerated
[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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 90bfc2d61a0cda118a7a9a7c9628d67ad2833df8c539df89955b3ca60355e384
[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" "90bfc2d61a0cda118a7a9a7c9628d67ad2833df8c539df89955b3ca60355e384", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "90bfc2d61a0cda118a7a9a7c9628d67ad2833df8c539df89955b3ca60355e384", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90bfc2d61a0cda118a7a9a7c9628d67ad2833df8c539df89955b3ca60355e384", kill_on_drop: false }`
[INFO] [stdout] 90bfc2d61a0cda118a7a9a7c9628d67ad2833df8c539df89955b3ca60355e384
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] fd692775a504618d3656633218b93d2d44310086318655f4dc1c26f383f799cf
[INFO] running `Command { std: "docker" "start" "-a" "fd692775a504618d3656633218b93d2d44310086318655f4dc1c26f383f799cf", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.8
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling syn v1.0.14
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling futures-core v0.3.4
[INFO] [stderr]    Compiling pkg-config v0.3.15
[INFO] [stderr]    Compiling autocfg v0.1.5
[INFO] [stderr]    Compiling cc v1.0.40
[INFO] [stderr]    Compiling bytes v0.5.4
[INFO] [stderr]    Compiling futures-sink v0.3.4
[INFO] [stderr]    Compiling fnv v1.0.6
[INFO] [stderr]    Compiling proc-macro-nested v0.1.3
[INFO] [stderr]    Compiling lazy_static v1.3.0
[INFO] [stderr]    Compiling futures-io v0.3.4
[INFO] [stderr]    Compiling pin-utils v0.1.0-alpha.4
[INFO] [stderr]    Compiling bitflags v1.1.0
[INFO] [stderr]    Compiling futures-task v0.3.4
[INFO] [stderr]    Compiling pin-project-lite v0.1.4
[INFO] [stderr]    Compiling itoa v0.4.4
[INFO] [stderr]    Compiling openssl v0.10.24
[INFO] [stderr]    Compiling native-tls v0.2.3
[INFO] [stderr]    Compiling try-lock v0.2.2
[INFO] [stderr]    Compiling ryu v1.0.0
[INFO] [stderr]    Compiling serde v1.0.106
[INFO] [stderr]    Compiling indexmap v1.0.2
[INFO] [stderr]    Compiling tower-service v0.3.0
[INFO] [stderr]    Compiling futures-channel v0.3.4
[INFO] [stderr]    Compiling http v0.2.1
[INFO] [stderr]    Compiling want v0.3.0
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling openssl-sys v0.9.48
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling mio v0.6.21
[INFO] [stderr]    Compiling tokio v0.2.16
[INFO] [stderr]    Compiling http-body v0.3.1
[INFO] [stderr]    Compiling serde_json v1.0.51
[INFO] [stderr]    Compiling tokio-util v0.3.1
[INFO] [stderr]    Compiling tokio-tls v0.3.0
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]    Compiling pin-project-internal v0.4.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.14
[INFO] [stderr]    Compiling async-trait v0.1.29
[INFO] [stderr]    Compiling futures-macro v0.3.4
[INFO] [stderr]    Compiling thiserror v1.0.14
[INFO] [stderr]    Compiling pin-project v0.4.5
[INFO] [stderr]    Compiling futures-util v0.3.4
[INFO] [stderr]    Compiling h2 v0.2.4
[INFO] [stderr]    Compiling futures-executor v0.3.4
[INFO] [stderr]    Compiling futures v0.3.4
[INFO] [stderr]    Compiling hyper v0.13.4
[INFO] [stderr]    Compiling hyper-tls v0.4.1
[INFO] [stderr]    Compiling eiktyrner v0.3.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 11s
[INFO] running `Command { std: "docker" "inspect" "fd692775a504618d3656633218b93d2d44310086318655f4dc1c26f383f799cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd692775a504618d3656633218b93d2d44310086318655f4dc1c26f383f799cf", kill_on_drop: false }`
[INFO] [stdout] fd692775a504618d3656633218b93d2d44310086318655f4dc1c26f383f799cf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] [stdout] e11aea561e768834909f2eddc131166985b0c8e5900f504e59c2e8f182c719be
[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" "e11aea561e768834909f2eddc131166985b0c8e5900f504e59c2e8f182c719be", kill_on_drop: false }`
[INFO] [stderr]    Compiling eiktyrner v0.3.8 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `HttpClient`
[INFO] [stdout]  --> examples/basic.rs:1:23
[INFO] [stdout]   |
[INFO] [stdout] 1 | use eiktyrner::{self, HttpClient};
[INFO] [stdout]   |                       ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Request`
[INFO] [stdout]  --> examples/basic.rs:2:47
[INFO] [stdout]   |
[INFO] [stdout] 2 | use http::{method::Method, uri::PathAndQuery, Request, Uri};
[INFO] [stdout]   |                                               ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `client`
[INFO] [stdout]  --> examples/basic.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 |     let client: eiktyrner::HttpsClient = eiktyrner::HttpsClient::new();
[INFO] [stdout]   |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_client`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `req`
[INFO] [stdout]  --> examples/basic.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 |     let req = http::Request::builder()
[INFO] [stdout]   |         ^^^ help: if this is intentional, prefix it with an underscore: `_req`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `new_uri`
[INFO] [stdout]   --> examples/basic.rs:13:4
[INFO] [stdout]    |
[INFO] [stdout] 13 | fn new_uri(path_and_query: PathAndQuery) -> Uri {
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.11s
[INFO] running `Command { std: "docker" "inspect" "e11aea561e768834909f2eddc131166985b0c8e5900f504e59c2e8f182c719be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e11aea561e768834909f2eddc131166985b0c8e5900f504e59c2e8f182c719be", kill_on_drop: false }`
[INFO] [stdout] e11aea561e768834909f2eddc131166985b0c8e5900f504e59c2e8f182c719be
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 4aa0338d8df9b78b56ea09104beb9a84daed93eb3d03c3f3a02316f24f463e1d
[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" "4aa0338d8df9b78b56ea09104beb9a84daed93eb3d03c3f3a02316f24f463e1d", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `HttpClient`
[INFO] [stderr]  --> examples/basic.rs:1:23
[INFO] [stderr]   |
[INFO] [stderr] 1 | use eiktyrner::{self, HttpClient};
[INFO] [stderr]   |                       ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Request`
[INFO] [stderr]  --> examples/basic.rs:2:47
[INFO] [stderr]   |
[INFO] [stderr] 2 | use http::{method::Method, uri::PathAndQuery, Request, Uri};
[INFO] [stderr]   |                                               ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `client`
[INFO] [stderr]  --> examples/basic.rs:5:9
[INFO] [stderr]   |
[INFO] [stderr] 5 |     let client: eiktyrner::HttpsClient = eiktyrner::HttpsClient::new();
[INFO] [stderr]   |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_client`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `req`
[INFO] [stderr]  --> examples/basic.rs:8:9
[INFO] [stderr]   |
[INFO] [stderr] 8 |     let req = http::Request::builder()
[INFO] [stderr]   |         ^^^ help: if this is intentional, prefix it with an underscore: `_req`
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `new_uri`
[INFO] [stderr]   --> examples/basic.rs:13:4
[INFO] [stderr]    |
[INFO] [stderr] 13 | fn new_uri(path_and_query: PathAndQuery) -> Uri {
[INFO] [stderr]    |    ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/eiktyrner-48c95ab9dc33a8e2
[INFO] [stderr]    Doc-tests eiktyrner
[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] [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" "4aa0338d8df9b78b56ea09104beb9a84daed93eb3d03c3f3a02316f24f463e1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4aa0338d8df9b78b56ea09104beb9a84daed93eb3d03c3f3a02316f24f463e1d", kill_on_drop: false }`
[INFO] [stdout] 4aa0338d8df9b78b56ea09104beb9a84daed93eb3d03c3f3a02316f24f463e1d