[INFO] cloning repository https://github.com/kori/tcp-echo-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kori/tcp-echo-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkori%2Ftcp-echo-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkori%2Ftcp-echo-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8c05be6d020693e05f98d0ee1c148f1191740695
[INFO] testing kori/tcp-echo-rs against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkori%2Ftcp-echo-rs" "/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/kori/tcp-echo-rs on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kori/tcp-echo-rs
[INFO] finished tweaking git repo https://github.com/kori/tcp-echo-rs
[INFO] tweaked toml for git repo https://github.com/kori/tcp-echo-rs written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/kori/tcp-echo-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5362e5d4eda897164a62142831b21939dbe712b51af8e948a0b6aa834837fcc0
[INFO] running `Command { std: "docker" "start" "-a" "5362e5d4eda897164a62142831b21939dbe712b51af8e948a0b6aa834837fcc0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5362e5d4eda897164a62142831b21939dbe712b51af8e948a0b6aa834837fcc0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5362e5d4eda897164a62142831b21939dbe712b51af8e948a0b6aa834837fcc0", kill_on_drop: false }`
[INFO] [stdout] 5362e5d4eda897164a62142831b21939dbe712b51af8e948a0b6aa834837fcc0
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1c2e4a402c5cf97f234feef784082b331015e492f1e8a7d9348567dac68ef25c
[INFO] running `Command { std: "docker" "start" "-a" "1c2e4a402c5cf97f234feef784082b331015e492f1e8a7d9348567dac68ef25c", kill_on_drop: false }`
[INFO] [stderr]    Compiling echo v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.00s
[INFO] running `Command { std: "docker" "inspect" "1c2e4a402c5cf97f234feef784082b331015e492f1e8a7d9348567dac68ef25c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c2e4a402c5cf97f234feef784082b331015e492f1e8a7d9348567dac68ef25c", kill_on_drop: false }`
[INFO] [stdout] 1c2e4a402c5cf97f234feef784082b331015e492f1e8a7d9348567dac68ef25c
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f48f0cca6e4fd4058810ab124fe85a5e97337401aecf8ebb652f6b9ae076d155
[INFO] running `Command { std: "docker" "start" "-a" "f48f0cca6e4fd4058810ab124fe85a5e97337401aecf8ebb652f6b9ae076d155", kill_on_drop: false }`
[INFO] [stderr]    Compiling echo v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `Command { std: "docker" "inspect" "f48f0cca6e4fd4058810ab124fe85a5e97337401aecf8ebb652f6b9ae076d155", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f48f0cca6e4fd4058810ab124fe85a5e97337401aecf8ebb652f6b9ae076d155", kill_on_drop: false }`
[INFO] [stdout] f48f0cca6e4fd4058810ab124fe85a5e97337401aecf8ebb652f6b9ae076d155
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b1fdf709abff0384a0ce31b8da550c5d650c53fcfc33ff9840b84dd38f77eedf
[INFO] running `Command { std: "docker" "start" "-a" "b1fdf709abff0384a0ce31b8da550c5d650c53fcfc33ff9840b84dd38f77eedf", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/echo-11a09fbef5ace6d9)
[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" "b1fdf709abff0384a0ce31b8da550c5d650c53fcfc33ff9840b84dd38f77eedf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1fdf709abff0384a0ce31b8da550c5d650c53fcfc33ff9840b84dd38f77eedf", kill_on_drop: false }`
[INFO] [stdout] b1fdf709abff0384a0ce31b8da550c5d650c53fcfc33ff9840b84dd38f77eedf