[INFO] updating cached repository https://github.com/Hoverbear/fun_with_futures
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] f38c3217ee90ed003259aa2d331372bf5e80608e
[INFO] testing Hoverbear/fun_with_futures against 1.44.0 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHoverbear%2Ffun_with_futures" "/workspace/builds/worker-7/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Hoverbear/fun_with_futures on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/Hoverbear/fun_with_futures
[INFO] finished tweaking git repo https://github.com/Hoverbear/fun_with_futures
[INFO] tweaked toml for git repo https://github.com/Hoverbear/fun_with_futures written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/Hoverbear/fun_with_futures already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] fd7c6d600f5a31b9a1a0d93a666a74340008f9a471f0d382e8734a41e5104449
[INFO] running `"docker" "start" "-a" "fd7c6d600f5a31b9a1a0d93a666a74340008f9a471f0d382e8734a41e5104449"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling futures v0.1.10
[INFO] [stderr]    Compiling net2 v0.2.26
[INFO] [stderr]    Compiling mio v0.6.4
[INFO] [stderr]    Compiling tokio-service v0.1.0
[INFO] [stderr]    Compiling futures-cpupool v0.1.3
[INFO] [stderr]    Compiling tokio-core v0.1.4
[INFO] [stderr]    Compiling tokio-proto v0.1.0
[INFO] [stderr]    Compiling fun_with_futures v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.04s
[INFO] running `"docker" "inspect" "fd7c6d600f5a31b9a1a0d93a666a74340008f9a471f0d382e8734a41e5104449"`
[INFO] running `"docker" "rm" "-f" "fd7c6d600f5a31b9a1a0d93a666a74340008f9a471f0d382e8734a41e5104449"`
[INFO] [stdout] fd7c6d600f5a31b9a1a0d93a666a74340008f9a471f0d382e8734a41e5104449
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c2e435c1890b77dbab5a2179809cb2e45fd957c8a93a3cca29b107123f04c0e7
[INFO] running `"docker" "start" "-a" "c2e435c1890b77dbab5a2179809cb2e45fd957c8a93a3cca29b107123f04c0e7"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling fun_with_futures v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `url`
[INFO] [stderr]    --> examples/10-tokio-codec-http.rs:103:36
[INFO] [stderr]     |
[INFO] [stderr] 103 |         ExampleRequest::Get { url: url } => {
[INFO] [stderr]     |                                    ^^^ help: if this is intentional, prefix it with an underscore: `_url`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `url`
[INFO] [stderr]    --> examples/10-tokio-codec-http.rs:106:37
[INFO] [stderr]     |
[INFO] [stderr] 106 |         ExampleRequest::Post { url: url, content: content } => {
[INFO] [stderr]     |                                     ^^^ help: if this is intentional, prefix it with an underscore: `_url`
[INFO] [stderr] 
[INFO] [stderr] warning: the `url:` in this pattern is redundant
[INFO] [stderr]    --> examples/10-tokio-codec-http.rs:103:31
[INFO] [stderr]     |
[INFO] [stderr] 103 |         ExampleRequest::Get { url: url } => {
[INFO] [stderr]     |                               ^^^^^^^^ help: use shorthand field pattern: `url`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_shorthand_field_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the `url:` in this pattern is redundant
[INFO] [stderr]    --> examples/10-tokio-codec-http.rs:106:32
[INFO] [stderr]     |
[INFO] [stderr] 106 |         ExampleRequest::Post { url: url, content: content } => {
[INFO] [stderr]     |                                ^^^^^^^^ help: use shorthand field pattern: `url`
[INFO] [stderr] 
[INFO] [stderr] warning: the `content:` in this pattern is redundant
[INFO] [stderr]    --> examples/10-tokio-codec-http.rs:106:42
[INFO] [stderr]     |
[INFO] [stderr] 106 |         ExampleRequest::Post { url: url, content: content } => {
[INFO] [stderr]     |                                          ^^^^^^^^^^^^^^^^ help: use shorthand field pattern: `content`
[INFO] [stderr] 
[INFO] [stderr] warning: the `url:` in this pattern is redundant
[INFO] [stderr]    --> examples/11-tokio-full.rs:151:35
[INFO] [stderr]     |
[INFO] [stderr] 151 |             ExampleRequest::Get { url: url } => {
[INFO] [stderr]     |                                   ^^^^^^^^ help: use shorthand field pattern: `url`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_shorthand_field_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the `url:` in this pattern is redundant
[INFO] [stderr]    --> examples/11-tokio-full.rs:157:36
[INFO] [stderr]     |
[INFO] [stderr] 157 |             ExampleRequest::Post { url: url, content: content } => {
[INFO] [stderr]     |                                    ^^^^^^^^ help: use shorthand field pattern: `url`
[INFO] [stderr] 
[INFO] [stderr] warning: the `content:` in this pattern is redundant
[INFO] [stderr]    --> examples/11-tokio-full.rs:157:46
[INFO] [stderr]     |
[INFO] [stderr] 157 |             ExampleRequest::Post { url: url, content: content } => {
[INFO] [stderr]     |                                              ^^^^^^^^^^^^^^^^ help: use shorthand field pattern: `content`
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 11.68s
[INFO] running `"docker" "inspect" "c2e435c1890b77dbab5a2179809cb2e45fd957c8a93a3cca29b107123f04c0e7"`
[INFO] running `"docker" "rm" "-f" "c2e435c1890b77dbab5a2179809cb2e45fd957c8a93a3cca29b107123f04c0e7"`
[INFO] [stdout] c2e435c1890b77dbab5a2179809cb2e45fd957c8a93a3cca29b107123f04c0e7
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a1c33eaf039ad2138c7a77e7e76bc219a4fea8d3e3d8629c875325ab8c9c98af
[INFO] running `"docker" "start" "-a" "a1c33eaf039ad2138c7a77e7e76bc219a4fea8d3e3d8629c875325ab8c9c98af"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: unused variable: `url`
[INFO] [stderr]    --> examples/10-tokio-codec-http.rs:103:36
[INFO] [stderr]     |
[INFO] [stderr] 103 |         ExampleRequest::Get { url: url } => {
[INFO] [stderr]     |                                    ^^^ help: if this is intentional, prefix it with an underscore: `_url`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `url`
[INFO] [stderr]    --> examples/10-tokio-codec-http.rs:106:37
[INFO] [stderr]     |
[INFO] [stderr] 106 |         ExampleRequest::Post { url: url, content: content } => {
[INFO] [stderr]     |                                     ^^^ help: if this is intentional, prefix it with an underscore: `_url`
[INFO] [stderr] 
[INFO] [stderr] warning: the `url:` in this pattern is redundant
[INFO] [stderr]    --> examples/10-tokio-codec-http.rs:103:31
[INFO] [stderr]     |
[INFO] [stderr] 103 |         ExampleRequest::Get { url: url } => {
[INFO] [stderr]     |                               ^^^^^^^^ help: use shorthand field pattern: `url`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_shorthand_field_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the `url:` in this pattern is redundant
[INFO] [stderr]    --> examples/10-tokio-codec-http.rs:106:32
[INFO] [stderr]     |
[INFO] [stderr] 106 |         ExampleRequest::Post { url: url, content: content } => {
[INFO] [stderr]     |                                ^^^^^^^^ help: use shorthand field pattern: `url`
[INFO] [stderr] 
[INFO] [stderr] warning: the `content:` in this pattern is redundant
[INFO] [stderr]    --> examples/10-tokio-codec-http.rs:106:42
[INFO] [stderr]     |
[INFO] [stderr] 106 |         ExampleRequest::Post { url: url, content: content } => {
[INFO] [stderr]     |                                          ^^^^^^^^^^^^^^^^ help: use shorthand field pattern: `content`
[INFO] [stderr] 
[INFO] [stderr] warning: the `url:` in this pattern is redundant
[INFO] [stderr]    --> examples/11-tokio-full.rs:151:35
[INFO] [stderr]     |
[INFO] [stderr] 151 |             ExampleRequest::Get { url: url } => {
[INFO] [stderr]     |                                   ^^^^^^^^ help: use shorthand field pattern: `url`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_shorthand_field_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: the `url:` in this pattern is redundant
[INFO] [stderr]    --> examples/11-tokio-full.rs:157:36
[INFO] [stderr]     |
[INFO] [stderr] 157 |             ExampleRequest::Post { url: url, content: content } => {
[INFO] [stderr]     |                                    ^^^^^^^^ help: use shorthand field pattern: `url`
[INFO] [stderr] 
[INFO] [stderr] warning: the `content:` in this pattern is redundant
[INFO] [stderr]    --> examples/11-tokio-full.rs:157:46
[INFO] [stderr]     |
[INFO] [stderr] 157 |             ExampleRequest::Post { url: url, content: content } => {
[INFO] [stderr]     |                                              ^^^^^^^^^^^^^^^^ help: use shorthand field pattern: `content`
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/fun_with_futures-b97208f8ead85c21
[INFO] [stderr]    Doc-tests fun_with_futures
[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 `"docker" "inspect" "a1c33eaf039ad2138c7a77e7e76bc219a4fea8d3e3d8629c875325ab8c9c98af"`
[INFO] running `"docker" "rm" "-f" "a1c33eaf039ad2138c7a77e7e76bc219a4fea8d3e3d8629c875325ab8c9c98af"`
[INFO] [stdout] a1c33eaf039ad2138c7a77e7e76bc219a4fea8d3e3d8629c875325ab8c9c98af