[INFO] cloning repository https://github.com/bartnv/proxymuxer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bartnv/proxymuxer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbartnv%2Fproxymuxer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbartnv%2Fproxymuxer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 36486c425b551085f84a19c06765676bb81fc2dc
[INFO] testing bartnv/proxymuxer against master#5d5ff84130da0d74c6ece368dbe821d8f83fa526 for pr-79296
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbartnv%2Fproxymuxer" "/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/bartnv/proxymuxer on toolchain 5d5ff84130da0d74c6ece368dbe821d8f83fa526
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/bartnv/proxymuxer
[INFO] finished tweaking git repo https://github.com/bartnv/proxymuxer
[INFO] tweaked toml for git repo https://github.com/bartnv/proxymuxer written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/bartnv/proxymuxer already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4e8dd7be7a5a019b4d0c2affaaa5c938096ecb3e1c35faa588abfaee4b0eb1e7
[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" "4e8dd7be7a5a019b4d0c2affaaa5c938096ecb3e1c35faa588abfaee4b0eb1e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4e8dd7be7a5a019b4d0c2affaaa5c938096ecb3e1c35faa588abfaee4b0eb1e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e8dd7be7a5a019b4d0c2affaaa5c938096ecb3e1c35faa588abfaee4b0eb1e7", kill_on_drop: false }`
[INFO] [stdout] 4e8dd7be7a5a019b4d0c2affaaa5c938096ecb3e1c35faa588abfaee4b0eb1e7
[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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "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] 9167b7e882e5dcffcf889837c6e9852c03165b65e132b970dfa136c5bd93bc6c
[INFO] running `Command { std: "docker" "start" "-a" "9167b7e882e5dcffcf889837c6e9852c03165b65e132b970dfa136c5bd93bc6c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.77
[INFO] [stderr]    Compiling nix v0.18.0
[INFO] [stderr]    Compiling linked-hash-map v0.5.3
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling yaml-rust v0.4.4
[INFO] [stderr]    Compiling crossbeam-channel v0.4.4
[INFO] [stderr]    Compiling signal-hook-registry v1.2.1
[INFO] [stderr]    Compiling signal-hook v0.1.16
[INFO] [stderr]    Compiling prctl v1.0.0
[INFO] [stderr]    Compiling proxymuxer v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `hard`
[INFO] [stdout]    --> src/main.rs:108:3
[INFO] [stdout]     |
[INFO] [stdout] 108 |   hard: bool
[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 22.30s
[INFO] running `Command { std: "docker" "inspect" "9167b7e882e5dcffcf889837c6e9852c03165b65e132b970dfa136c5bd93bc6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9167b7e882e5dcffcf889837c6e9852c03165b65e132b970dfa136c5bd93bc6c", kill_on_drop: false }`
[INFO] [stdout] 9167b7e882e5dcffcf889837c6e9852c03165b65e132b970dfa136c5bd93bc6c
[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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6655fefd9660a38d935c0955332eb95f828a4db835102b60f2feb837ee3735bd
[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" "6655fefd9660a38d935c0955332eb95f828a4db835102b60f2feb837ee3735bd", kill_on_drop: false }`
[INFO] [stderr]    Compiling proxymuxer v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `hard`
[INFO] [stdout]    --> src/main.rs:108:3
[INFO] [stdout]     |
[INFO] [stdout] 108 |   hard: bool
[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 1.25s
[INFO] running `Command { std: "docker" "inspect" "6655fefd9660a38d935c0955332eb95f828a4db835102b60f2feb837ee3735bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6655fefd9660a38d935c0955332eb95f828a4db835102b60f2feb837ee3735bd", kill_on_drop: false }`
[INFO] [stdout] 6655fefd9660a38d935c0955332eb95f828a4db835102b60f2feb837ee3735bd
[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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 50dd493bdbfab6b7cb88d466a53688814cd19dbca2da86c04e33a02462cb3ffa
[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" "50dd493bdbfab6b7cb88d466a53688814cd19dbca2da86c04e33a02462cb3ffa", kill_on_drop: false }`
[INFO] [stderr] warning: field is never read: `hard`
[INFO] [stderr]    --> src/main.rs:108:3
[INFO] [stderr]     |
[INFO] [stderr] 108 |   hard: bool
[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 0.02s
[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] [stderr]      Running /opt/rustwide/target/debug/deps/proxymuxer-21eff0854d5c88c7
[INFO] running `Command { std: "docker" "inspect" "50dd493bdbfab6b7cb88d466a53688814cd19dbca2da86c04e33a02462cb3ffa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50dd493bdbfab6b7cb88d466a53688814cd19dbca2da86c04e33a02462cb3ffa", kill_on_drop: false }`
[INFO] [stdout] 50dd493bdbfab6b7cb88d466a53688814cd19dbca2da86c04e33a02462cb3ffa