[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 beta-2021-01-01 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbartnv%2Fproxymuxer" "/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/bartnv/proxymuxer on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "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-4/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" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded prctl v1.0.0
[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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] da0bf7dfa588719d7559750023493c18926298b01049d7bd3aa4a057516bb6a0
[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" "da0bf7dfa588719d7559750023493c18926298b01049d7bd3aa4a057516bb6a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "da0bf7dfa588719d7559750023493c18926298b01049d7bd3aa4a057516bb6a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da0bf7dfa588719d7559750023493c18926298b01049d7bd3aa4a057516bb6a0", kill_on_drop: false }`
[INFO] [stdout] da0bf7dfa588719d7559750023493c18926298b01049d7bd3aa4a057516bb6a0
[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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 78b5ddce950b9261361adbebc9ba87d0d36dd932372c7a4002078992305d39af
[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" "78b5ddce950b9261361adbebc9ba87d0d36dd932372c7a4002078992305d39af", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.77
[INFO] [stderr]    Compiling nix v0.18.0
[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 18.63s
[INFO] running `Command { std: "docker" "inspect" "78b5ddce950b9261361adbebc9ba87d0d36dd932372c7a4002078992305d39af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78b5ddce950b9261361adbebc9ba87d0d36dd932372c7a4002078992305d39af", kill_on_drop: false }`
[INFO] [stdout] 78b5ddce950b9261361adbebc9ba87d0d36dd932372c7a4002078992305d39af
[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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 824e43610525a7e0e1c4d5fd47b0fd0822b0aa4b1a2d548b44b1829e8361bd64
[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" "824e43610525a7e0e1c4d5fd47b0fd0822b0aa4b1a2d548b44b1829e8361bd64", 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 1.30s
[INFO] running `Command { std: "docker" "inspect" "824e43610525a7e0e1c4d5fd47b0fd0822b0aa4b1a2d548b44b1829e8361bd64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "824e43610525a7e0e1c4d5fd47b0fd0822b0aa4b1a2d548b44b1829e8361bd64", kill_on_drop: false }`
[INFO] [stdout] 824e43610525a7e0e1c4d5fd47b0fd0822b0aa4b1a2d548b44b1829e8361bd64
[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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 61532ee0ca9b699533468f1f1b4aa534409a0e77dc6921f918c484d682481f32
[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" "61532ee0ca9b699533468f1f1b4aa534409a0e77dc6921f918c484d682481f32", 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] [stderr]      Running /opt/rustwide/target/debug/deps/proxymuxer-e529176de7ceff98
[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" "61532ee0ca9b699533468f1f1b4aa534409a0e77dc6921f918c484d682481f32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "61532ee0ca9b699533468f1f1b4aa534409a0e77dc6921f918c484d682481f32", kill_on_drop: false }`
[INFO] [stdout] 61532ee0ca9b699533468f1f1b4aa534409a0e77dc6921f918c484d682481f32