[INFO] cloning repository https://github.com/npmccallum/wyrcan
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/npmccallum/wyrcan" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnpmccallum%2Fwyrcan", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnpmccallum%2Fwyrcan'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4ab52f7f997b9e70efe7d4cd53cb7dcfebfeb8aa
[INFO] testing npmccallum/wyrcan against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnpmccallum%2Fwyrcan" "/workspace/builds/worker-112/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-112/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/npmccallum/wyrcan on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-112/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/npmccallum/wyrcan
[INFO] finished tweaking git repo https://github.com/npmccallum/wyrcan
[INFO] tweaked toml for git repo https://github.com/npmccallum/wyrcan written to /workspace/builds/worker-112/source/Cargo.toml
[INFO] crate git repo https://github.com/npmccallum/wyrcan already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6713d721e4314a53a25712a1a8e808512eac42ae3f45b7ddc8333d8fd0641389
[INFO] running `Command { std: "docker" "start" "-a" "6713d721e4314a53a25712a1a8e808512eac42ae3f45b7ddc8333d8fd0641389", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6713d721e4314a53a25712a1a8e808512eac42ae3f45b7ddc8333d8fd0641389", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6713d721e4314a53a25712a1a8e808512eac42ae3f45b7ddc8333d8fd0641389", kill_on_drop: false }`
[INFO] [stdout] 6713d721e4314a53a25712a1a8e808512eac42ae3f45b7ddc8333d8fd0641389
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b71c3ebbd2716adaf97bb303016a276ef7f534666f8c830696d6fb0e5427bb09
[INFO] running `Command { std: "docker" "start" "-a" "b71c3ebbd2716adaf97bb303016a276ef7f534666f8c830696d6fb0e5427bb09", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.107
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling cc v1.0.72
[INFO] [stderr]    Compiling once_cell v1.8.0
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling spin v0.5.2
[INFO] [stderr]    Compiling untrusted v0.7.1
[INFO] [stderr]    Compiling tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling matches v0.1.9
[INFO] [stderr]    Compiling unicode-bidi v0.3.7
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling serde_json v1.0.69
[INFO] [stderr]    Compiling unicode-width v0.1.9
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling anyhow v1.0.45
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling base64 v0.13.0
[INFO] [stderr]    Compiling number_prefix v0.4.0
[INFO] [stderr]    Compiling chunked_transfer v1.4.0
[INFO] [stderr]    Compiling cpio v0.2.0
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling tinyvec v1.5.1
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling form_urlencoded v1.0.1
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling unicode-normalization v0.1.19
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling terminal_size v0.1.17
[INFO] [stderr]    Compiling xattr v0.2.2
[INFO] [stderr]    Compiling filetime v0.2.15
[INFO] [stderr]    Compiling flate2 v1.0.22
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling idna v0.2.3
[INFO] [stderr]    Compiling tar v0.4.37
[INFO] [stderr]    Compiling console v0.15.0
[INFO] [stderr]    Compiling url v2.2.2
[INFO] [stderr]    Compiling indicatif v0.16.2
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]    Compiling structopt v0.3.25
[INFO] [stderr]    Compiling webpki v0.22.0
[INFO] [stderr]    Compiling sct v0.7.0
[INFO] [stderr]    Compiling webpki-roots v0.22.1
[INFO] [stderr]    Compiling rustls v0.20.1
[INFO] [stderr]    Compiling ureq v2.3.1
[INFO] [stderr]    Compiling wyrcan v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `reader`
[INFO] [stdout]   --> src/iotools/siphon.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub fn reader(&self) -> &R {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `reader`
[INFO] [stdout]   --> src/iotools/validator.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn reader(&self) -> &R {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [optimized + debuginfo] target(s) in 1m 14s
[INFO] running `Command { std: "docker" "inspect" "b71c3ebbd2716adaf97bb303016a276ef7f534666f8c830696d6fb0e5427bb09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b71c3ebbd2716adaf97bb303016a276ef7f534666f8c830696d6fb0e5427bb09", kill_on_drop: false }`
[INFO] [stdout] b71c3ebbd2716adaf97bb303016a276ef7f534666f8c830696d6fb0e5427bb09
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8d42fdd0fb226f605a4257c940b4107bc03048421328eefa26d52366b7269761
[INFO] running `Command { std: "docker" "start" "-a" "8d42fdd0fb226f605a4257c940b4107bc03048421328eefa26d52366b7269761", kill_on_drop: false }`
[INFO] [stderr]    Compiling wyrcan v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `reader`
[INFO] [stdout]   --> src/iotools/siphon.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub fn reader(&self) -> &R {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `reader`
[INFO] [stdout]   --> src/iotools/validator.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn reader(&self) -> &R {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [optimized + debuginfo] target(s) in 1.19s
[INFO] running `Command { std: "docker" "inspect" "8d42fdd0fb226f605a4257c940b4107bc03048421328eefa26d52366b7269761", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d42fdd0fb226f605a4257c940b4107bc03048421328eefa26d52366b7269761", kill_on_drop: false }`
[INFO] [stdout] 8d42fdd0fb226f605a4257c940b4107bc03048421328eefa26d52366b7269761
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1848dee106c6932f370101ee9504742a6d6c5393eb70e17c7a915a17bbe02080
[INFO] running `Command { std: "docker" "start" "-a" "1848dee106c6932f370101ee9504742a6d6c5393eb70e17c7a915a17bbe02080", kill_on_drop: false }`
[INFO] [stderr] warning: associated function is never used: `reader`
[INFO] [stderr]   --> src/iotools/siphon.rs:20:12
[INFO] [stderr]    |
[INFO] [stderr] 20 |     pub fn reader(&self) -> &R {
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `reader`
[INFO] [stderr]   --> src/iotools/validator.rs:28:12
[INFO] [stderr]    |
[INFO] [stderr] 28 |     pub fn reader(&self) -> &R {
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `wyrcan` (bin "wyrcan" test) generated 2 warnings
[INFO] [stderr]     Finished test [optimized + debuginfo] target(s) in 0.17s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/wyrcan-ddd5160dbe81d9f4)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test iotools::muxer::test::muxer ... ok
[INFO] [stdout] test iotools::siphon::test::muxer ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1848dee106c6932f370101ee9504742a6d6c5393eb70e17c7a915a17bbe02080", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1848dee106c6932f370101ee9504742a6d6c5393eb70e17c7a915a17bbe02080", kill_on_drop: false }`
[INFO] [stdout] 1848dee106c6932f370101ee9504742a6d6c5393eb70e17c7a915a17bbe02080