[INFO] cloning repository https://github.com/cch123/nc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cch123/nc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcch123%2Fnc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcch123%2Fnc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2b64b2033a04d18eae13d70a3fccd88a7dab0512
[INFO] testing cch123/nc against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcch123%2Fnc" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cch123/nc on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/cch123/nc
[INFO] finished tweaking git repo https://github.com/cch123/nc
[INFO] tweaked toml for git repo https://github.com/cch123/nc written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded kuchiki v0.8.1
[INFO] [stderr]   Downloaded dtoa-short v0.3.3
[INFO] [stderr]   Downloaded markup5ever v0.10.1
[INFO] [stderr]   Downloaded tendril v0.4.2
[INFO] [stderr]   Downloaded string_cache_codegen v0.5.1
[INFO] [stderr]   Downloaded cssparser v0.27.2
[INFO] [stderr]   Downloaded phf_macros v0.8.0
[INFO] [stderr]   Downloaded cssparser-macros v0.6.0
[INFO] [stderr]   Downloaded selectors v0.22.0
[INFO] [stderr]   Downloaded html5ever v0.25.1
[INFO] running `Command { std: "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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8f84b9794b2588c128d376bbd86b28e7adcbbeefa9bb95cdd62a7e09927dc646
[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" "8f84b9794b2588c128d376bbd86b28e7adcbbeefa9bb95cdd62a7e09927dc646", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8f84b9794b2588c128d376bbd86b28e7adcbbeefa9bb95cdd62a7e09927dc646", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f84b9794b2588c128d376bbd86b28e7adcbbeefa9bb95cdd62a7e09927dc646", kill_on_drop: false }`
[INFO] [stdout] 8f84b9794b2588c128d376bbd86b28e7adcbbeefa9bb95cdd62a7e09927dc646
[INFO] running `Command { std: "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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c9aae5a1516a3f50864916a7243d7badaea1f21c1f696966c0474b37e2d9d3ad
[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" "c9aae5a1516a3f50864916a7243d7badaea1f21c1f696966c0474b37e2d9d3ad", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling futures-core v0.3.15
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling slab v0.4.3
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling cc v1.0.68
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling pin-project-lite v0.2.6
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling futures-task v0.3.15
[INFO] [stderr]    Compiling futures-sink v0.3.15
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling futures-channel v0.3.15
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling pin-project-lite v0.1.12
[INFO] [stderr]    Compiling openssl v0.10.34
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.4
[INFO] [stderr]    Compiling foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling bytes v1.0.1
[INFO] [stderr]    Compiling once_cell v1.7.2
[INFO] [stderr]    Compiling native-tls v0.2.7
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling mac v0.1.1
[INFO] [stderr]    Compiling httparse v1.4.1
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling openssl-probe v0.1.4
[INFO] [stderr]    Compiling tower-service v0.3.1
[INFO] [stderr]    Compiling nodrop v0.1.14
[INFO] [stderr]    Compiling encoding_rs v0.8.28
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]    Compiling smallvec v1.6.1
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling thin-slice v0.1.1
[INFO] [stderr]    Compiling futures-macro v0.3.15
[INFO] [stderr]    Compiling futures-util v0.3.15
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]    Compiling unicode-bidi v0.3.5
[INFO] [stderr]    Compiling tracing-core v0.1.18
[INFO] [stderr]    Compiling foreign-types v0.3.2
[INFO] [stderr]    Compiling tinyvec v1.2.0
[INFO] [stderr]    Compiling futf v0.1.4
[INFO] [stderr]    Compiling form_urlencoded v1.0.1
[INFO] [stderr]    Compiling servo_arc v0.1.1
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling http v0.2.4
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling tendril v0.4.2
[INFO] [stderr]    Compiling net2 v0.2.37
[INFO] [stderr]    Compiling socket2 v0.3.19
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling tracing v0.1.26
[INFO] [stderr]    Compiling want v0.3.0
[INFO] [stderr]    Compiling term v0.5.2
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling openssl-sys v0.9.63
[INFO] [stderr]    Compiling unicode-normalization v0.1.19
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling mio-uds v0.6.8
[INFO] [stderr]    Compiling idna v0.2.3
[INFO] [stderr]    Compiling http-body v0.3.1
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]    Compiling phf_codegen v0.8.0
[INFO] [stderr]    Compiling string_cache_codegen v0.5.1
[INFO] [stderr]    Compiling url v2.2.2
[INFO] [stderr]    Compiling selectors v0.22.0
[INFO] [stderr]    Compiling markup5ever v0.10.1
[INFO] [stderr]    Compiling string_cache v0.8.1
[INFO] [stderr]    Compiling bstr v0.2.16
[INFO] [stderr]    Compiling serde_urlencoded v0.7.0
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stderr]    Compiling prettytable-rs v0.8.0
[INFO] [stderr]    Compiling tokio-macros v0.2.6
[INFO] [stderr]    Compiling pin-project-internal v1.0.7
[INFO] [stderr]    Compiling phf_macros v0.8.0
[INFO] [stderr]    Compiling cssparser v0.27.2
[INFO] [stderr]    Compiling cssparser-macros v0.6.0
[INFO] [stderr]    Compiling html5ever v0.25.1
[INFO] [stderr]    Compiling derive_more v0.99.14
[INFO] [stderr]    Compiling tokio v0.2.25
[INFO] [stderr]    Compiling phf v0.8.0
[INFO] [stderr]    Compiling pin-project v1.0.7
[INFO] [stderr]    Compiling tracing-futures v0.2.5
[INFO] [stderr]    Compiling futures-executor v0.3.15
[INFO] [stderr]    Compiling futures v0.3.15
[INFO] [stderr]    Compiling tokio-util v0.3.1
[INFO] [stderr]    Compiling tokio-tls v0.3.1
[INFO] [stderr]    Compiling kuchiki v0.8.1
[INFO] [stderr]    Compiling h2 v0.2.7
[INFO] [stderr]    Compiling hyper v0.13.10
[INFO] [stderr]    Compiling hyper-tls v0.4.3
[INFO] [stderr]    Compiling reqwest v0.10.10
[INFO] [stderr]    Compiling nc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `parse`
[INFO] [stdout]   --> src/main.rs:51:4
[INFO] [stdout]    |
[INFO] [stdout] 51 | fn parse(body: String) {
[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 1m 49s
[INFO] running `Command { std: "docker" "inspect" "c9aae5a1516a3f50864916a7243d7badaea1f21c1f696966c0474b37e2d9d3ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9aae5a1516a3f50864916a7243d7badaea1f21c1f696966c0474b37e2d9d3ad", kill_on_drop: false }`
[INFO] [stdout] c9aae5a1516a3f50864916a7243d7badaea1f21c1f696966c0474b37e2d9d3ad
[INFO] running `Command { std: "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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--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] 212cd43dea1589a4f4b16de637d0332f27dd6e0b21e5910637cf16c08a4ce9e2
[INFO] running `Command { std: "docker" "start" "-a" "212cd43dea1589a4f4b16de637d0332f27dd6e0b21e5910637cf16c08a4ce9e2", kill_on_drop: false }`
[INFO] [stderr]    Compiling nc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `parse`
[INFO] [stdout]   --> src/main.rs:51:4
[INFO] [stdout]    |
[INFO] [stdout] 51 | fn parse(body: String) {
[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 test [unoptimized + debuginfo] target(s) in 1.57s
[INFO] running `Command { std: "docker" "inspect" "212cd43dea1589a4f4b16de637d0332f27dd6e0b21e5910637cf16c08a4ce9e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "212cd43dea1589a4f4b16de637d0332f27dd6e0b21e5910637cf16c08a4ce9e2", kill_on_drop: false }`
[INFO] [stdout] 212cd43dea1589a4f4b16de637d0332f27dd6e0b21e5910637cf16c08a4ce9e2
[INFO] running `Command { std: "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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen", 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] 8796f53cd0ca13dfed24db04c71e9e88e47c3526d04d008b788fd4aa317abdba
[INFO] running `Command { std: "docker" "start" "-a" "8796f53cd0ca13dfed24db04c71e9e88e47c3526d04d008b788fd4aa317abdba", kill_on_drop: false }`
[INFO] [stderr] warning: function is never used: `parse`
[INFO] [stderr]   --> src/main.rs:51:4
[INFO] [stderr]    |
[INFO] [stderr] 51 | fn parse(body: String) {
[INFO] [stderr]    |    ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/nc-0314b114a39463b9)
[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" "8796f53cd0ca13dfed24db04c71e9e88e47c3526d04d008b788fd4aa317abdba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8796f53cd0ca13dfed24db04c71e9e88e47c3526d04d008b788fd4aa317abdba", kill_on_drop: false }`
[INFO] [stdout] 8796f53cd0ca13dfed24db04c71e9e88e47c3526d04d008b788fd4aa317abdba