[INFO] cloning repository https://github.com/MetaHeather/simple_server_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MetaHeather/simple_server_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMetaHeather%2Fsimple_server_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMetaHeather%2Fsimple_server_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b2e269eb097a618230538845ed9f295f3ddeb4e5
[INFO] testing MetaHeather/simple_server_rust against beta-2020-10-09 for beta-1.48-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMetaHeather%2Fsimple_server_rust" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/MetaHeather/simple_server_rust on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/MetaHeather/simple_server_rust
[INFO] finished tweaking git repo https://github.com/MetaHeather/simple_server_rust
[INFO] tweaked toml for git repo https://github.com/MetaHeather/simple_server_rust written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/MetaHeather/simple_server_rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "metadata" "--no-deps" "--format-version=1", 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] 1d0fb1e69d057d5c96e09f71009c75f58db3d5c2ada351691fc0c3d978d1c698
[INFO] running `Command { std: "docker" "start" "-a" "1d0fb1e69d057d5c96e09f71009c75f58db3d5c2ada351691fc0c3d978d1c698", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1d0fb1e69d057d5c96e09f71009c75f58db3d5c2ada351691fc0c3d978d1c698", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d0fb1e69d057d5c96e09f71009c75f58db3d5c2ada351691fc0c3d978d1c698", kill_on_drop: false }`
[INFO] [stdout] 1d0fb1e69d057d5c96e09f71009c75f58db3d5c2ada351691fc0c3d978d1c698
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 52259b11c96efc703a0bbee26a8067fcbce61183d65cd67c10940be40b718579
[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" "52259b11c96efc703a0bbee26a8067fcbce61183d65cd67c10940be40b718579", kill_on_drop: false }`
[INFO] [stderr]    Compiling simple_server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `stream`
[INFO] [stdout]  --> src/main.rs:7:13
[INFO] [stdout]   |
[INFO] [stdout] 7 |         let stream = stream.unwrap();
[INFO] [stdout]   |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_stream`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` 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 0.71s
[INFO] running `Command { std: "docker" "inspect" "52259b11c96efc703a0bbee26a8067fcbce61183d65cd67c10940be40b718579", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52259b11c96efc703a0bbee26a8067fcbce61183d65cd67c10940be40b718579", kill_on_drop: false }`
[INFO] [stdout] 52259b11c96efc703a0bbee26a8067fcbce61183d65cd67c10940be40b718579
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 87fc1e9d18a659fafc0d1d8227c29545fbc5b5c4de41382899348bd4e98a1a9f
[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" "87fc1e9d18a659fafc0d1d8227c29545fbc5b5c4de41382899348bd4e98a1a9f", kill_on_drop: false }`
[INFO] [stderr]    Compiling simple_server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `stream`
[INFO] [stdout]  --> src/main.rs:7:13
[INFO] [stdout]   |
[INFO] [stdout] 7 |         let stream = stream.unwrap();
[INFO] [stdout]   |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_stream`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` 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 0.64s
[INFO] running `Command { std: "docker" "inspect" "87fc1e9d18a659fafc0d1d8227c29545fbc5b5c4de41382899348bd4e98a1a9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87fc1e9d18a659fafc0d1d8227c29545fbc5b5c4de41382899348bd4e98a1a9f", kill_on_drop: false }`
[INFO] [stdout] 87fc1e9d18a659fafc0d1d8227c29545fbc5b5c4de41382899348bd4e98a1a9f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "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] 8503ea196dc93241c74fe71de5f887e25bebd27ac7ee1ac186fcae437ba0e478
[INFO] running `Command { std: "docker" "start" "-a" "8503ea196dc93241c74fe71de5f887e25bebd27ac7ee1ac186fcae437ba0e478", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `stream`
[INFO] [stderr]  --> src/main.rs:7:13
[INFO] [stderr]   |
[INFO] [stderr] 7 |         let stream = stream.unwrap();
[INFO] [stderr]   |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_stream`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` 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/simple_server-24b338757a60df96
[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] running `Command { std: "docker" "inspect" "8503ea196dc93241c74fe71de5f887e25bebd27ac7ee1ac186fcae437ba0e478", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8503ea196dc93241c74fe71de5f887e25bebd27ac7ee1ac186fcae437ba0e478", kill_on_drop: false }`
[INFO] [stdout] 8503ea196dc93241c74fe71de5f887e25bebd27ac7ee1ac186fcae437ba0e478
