[INFO] cloning repository https://github.com/Ben-Lichtman/deeprox
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Ben-Lichtman/deeprox" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBen-Lichtman%2Fdeeprox", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBen-Lichtman%2Fdeeprox'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6effa038d7ef64a112a2de63d18a76c934a47399
[INFO] checking Ben-Lichtman/deeprox against try#d990716b6a1fdde1300748828a9c9e79dfd0b898 for pr-74846
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBen-Lichtman%2Fdeeprox" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Ben-Lichtman/deeprox on toolchain d990716b6a1fdde1300748828a9c9e79dfd0b898
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Ben-Lichtman/deeprox
[INFO] finished tweaking git repo https://github.com/Ben-Lichtman/deeprox
[INFO] tweaked toml for git repo https://github.com/Ben-Lichtman/deeprox written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/Ben-Lichtman/deeprox already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/http-rs/async-h1.git`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded async-dup v1.1.0
[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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cedc3a231f8a2c3d5c8339d7c7a38ab24dc583f80738481beee17c39b8eb01fe
[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" "cedc3a231f8a2c3d5c8339d7c7a38ab24dc583f80738481beee17c39b8eb01fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cedc3a231f8a2c3d5c8339d7c7a38ab24dc583f80738481beee17c39b8eb01fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cedc3a231f8a2c3d5c8339d7c7a38ab24dc583f80738481beee17c39b8eb01fe", kill_on_drop: false }`
[INFO] [stdout] cedc3a231f8a2c3d5c8339d7c7a38ab24dc583f80738481beee17c39b8eb01fe
[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=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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3b456921ddc8c3a21d8db09fd2457372bb9a597232a08ecfe719df95cc4024ec
[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" "3b456921ddc8c3a21d8db09fd2457372bb9a597232a08ecfe719df95cc4024ec", kill_on_drop: false }`
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[INFO] [stderr]     Checking deeprox v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `make_ca_cert`
[INFO] [stdout]   --> src/crypto_helpers.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub fn make_ca_cert(privkey: &PKeyRef<Private>, serial: u32) -> Result<X509, Error> {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `save_cert`
[INFO] [stdout]   --> src/crypto_helpers.rs:51:8
[INFO] [stdout]    |
[INFO] [stdout] 51 | pub fn save_cert(file: &str, cert: &X509Ref) -> Result<(), Error> {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `save_key`
[INFO] [stdout]   --> src/crypto_helpers.rs:65:8
[INFO] [stdout]    |
[INFO] [stdout] 65 | pub fn save_key(file: &str, key: &PKeyRef<Private>) -> Result<(), Error> {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `make_pkcs12`
[INFO] [stdout]    --> src/crypto_helpers.rs:126:8
[INFO] [stdout]     |
[INFO] [stdout] 126 | pub fn make_pkcs12(
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `make_ca_cert`
[INFO] [stdout]   --> src/crypto_helpers.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub fn make_ca_cert(privkey: &PKeyRef<Private>, serial: u32) -> Result<X509, Error> {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `save_cert`
[INFO] [stdout]   --> src/crypto_helpers.rs:51:8
[INFO] [stdout]    |
[INFO] [stdout] 51 | pub fn save_cert(file: &str, cert: &X509Ref) -> Result<(), Error> {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `save_key`
[INFO] [stdout]   --> src/crypto_helpers.rs:65:8
[INFO] [stdout]    |
[INFO] [stdout] 65 | pub fn save_key(file: &str, key: &PKeyRef<Private>) -> Result<(), Error> {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `make_pkcs12`
[INFO] [stdout]    --> src/crypto_helpers.rs:126:8
[INFO] [stdout]     |
[INFO] [stdout] 126 | pub fn make_pkcs12(
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `PROXY_CREDS`
[INFO] [stdout]  --> src/bin/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | const PROXY_CREDS: &str = "qwer:qwer";
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `PROXY_CREDS`
[INFO] [stdout]  --> src/bin/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | const PROXY_CREDS: &str = "qwer:qwer";
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 22s
[INFO] running `Command { std: "docker" "inspect" "3b456921ddc8c3a21d8db09fd2457372bb9a597232a08ecfe719df95cc4024ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b456921ddc8c3a21d8db09fd2457372bb9a597232a08ecfe719df95cc4024ec", kill_on_drop: false }`
[INFO] [stdout] 3b456921ddc8c3a21d8db09fd2457372bb9a597232a08ecfe719df95cc4024ec