[INFO] cloning repository https://github.com/robertkottelin/rust_chat_server_websockets
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/robertkottelin/rust_chat_server_websockets" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frobertkottelin%2Frust_chat_server_websockets", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frobertkottelin%2Frust_chat_server_websockets'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9e25685cd2425c0f90a6ce391234fc6c59dec08d
[INFO] checking robertkottelin/rust_chat_server_websockets against master#a83f933a9da258cf037e3cab37cd486bfd861a7d for pr-125384-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frobertkottelin%2Frust_chat_server_websockets" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/robertkottelin/rust_chat_server_websockets on toolchain a83f933a9da258cf037e3cab37cd486bfd861a7d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a83f933a9da258cf037e3cab37cd486bfd861a7d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/robertkottelin/rust_chat_server_websockets
[INFO] finished tweaking git repo https://github.com/robertkottelin/rust_chat_server_websockets
[INFO] tweaked toml for git repo https://github.com/robertkottelin/rust_chat_server_websockets written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/robertkottelin/rust_chat_server_websockets already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a83f933a9da258cf037e3cab37cd486bfd861a7d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded proc-macro2 v1.0.72
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+a83f933a9da258cf037e3cab37cd486bfd861a7d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8398a7c8cc0776a8e6ea286453338caea44f8d24f0c991b0cd75109a84050792
[INFO] running `Command { std: "docker" "start" "-a" "8398a7c8cc0776a8e6ea286453338caea44f8d24f0c991b0cd75109a84050792", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8398a7c8cc0776a8e6ea286453338caea44f8d24f0c991b0cd75109a84050792", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8398a7c8cc0776a8e6ea286453338caea44f8d24f0c991b0cd75109a84050792", kill_on_drop: false }`
[INFO] [stdout] 8398a7c8cc0776a8e6ea286453338caea44f8d24f0c991b0cd75109a84050792
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+a83f933a9da258cf037e3cab37cd486bfd861a7d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e07151f912c91bfaa91d9102d2f0d75570adfeb4ab91d2a2dea1e56a004fc0f3
[INFO] running `Command { std: "docker" "start" "-a" "e07151f912c91bfaa91d9102d2f0d75570adfeb4ab91d2a2dea1e56a004fc0f3", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.72
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]     Checking smallvec v1.11.2
[INFO] [stderr]     Checking bytes v1.5.0
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]     Checking unicode-bidi v0.3.14
[INFO] [stderr]    Compiling thiserror v1.0.53
[INFO] [stderr]     Checking cpufeatures v0.2.11
[INFO] [stderr]     Checking regex-syntax v0.8.2
[INFO] [stderr]     Checking termcolor v1.4.0
[INFO] [stderr]     Checking sha-1 v0.9.8
[INFO] [stderr]     Checking idna v0.5.0
[INFO] [stderr]     Checking http v0.2.11
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]     Checking url v2.5.0
[INFO] [stderr]    Compiling syn v2.0.43
[INFO] [stderr]     Checking parking_lot_core v0.9.9
[INFO] [stderr]     Checking getrandom v0.2.11
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking mio v0.8.10
[INFO] [stderr]     Checking socket2 v0.5.5
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking regex-automata v0.4.3
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking regex v1.10.2
[INFO] [stderr]     Checking env_logger v0.9.3
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.53
[INFO] [stderr]    Compiling pin-project-internal v1.1.3
[INFO] [stderr]    Compiling async-stream-impl v0.3.5
[INFO] [stderr]     Checking async-stream v0.3.5
[INFO] [stderr]     Checking tokio v1.35.1
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking pin-project v1.1.3
[INFO] [stderr]     Checking tungstenite v0.14.0
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]     Checking tokio-stream v0.1.14
[INFO] [stderr]     Checking tokio-tungstenite v0.15.0
[INFO] [stderr]     Checking tokio-test v0.4.3
[INFO] [stderr]     Checking rust_chat_server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.27s
[INFO] running `Command { std: "docker" "inspect" "e07151f912c91bfaa91d9102d2f0d75570adfeb4ab91d2a2dea1e56a004fc0f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e07151f912c91bfaa91d9102d2f0d75570adfeb4ab91d2a2dea1e56a004fc0f3", kill_on_drop: false }`
[INFO] [stdout] e07151f912c91bfaa91d9102d2f0d75570adfeb4ab91d2a2dea1e56a004fc0f3
[INFO] checking robertkottelin/rust_chat_server_websockets against try#824024dd18dd271514f9fa2eafbc04ffcab09070 for pr-125384-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frobertkottelin%2Frust_chat_server_websockets" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/robertkottelin/rust_chat_server_websockets on toolchain 824024dd18dd271514f9fa2eafbc04ffcab09070
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+824024dd18dd271514f9fa2eafbc04ffcab09070" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/robertkottelin/rust_chat_server_websockets
[INFO] finished tweaking git repo https://github.com/robertkottelin/rust_chat_server_websockets
[INFO] tweaked toml for git repo https://github.com/robertkottelin/rust_chat_server_websockets written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/robertkottelin/rust_chat_server_websockets already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+824024dd18dd271514f9fa2eafbc04ffcab09070" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+824024dd18dd271514f9fa2eafbc04ffcab09070" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f80b9f80cda37de1e4e082200318f18182f4333516e7b3082c86bbebb831002c
[INFO] running `Command { std: "docker" "start" "-a" "f80b9f80cda37de1e4e082200318f18182f4333516e7b3082c86bbebb831002c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f80b9f80cda37de1e4e082200318f18182f4333516e7b3082c86bbebb831002c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f80b9f80cda37de1e4e082200318f18182f4333516e7b3082c86bbebb831002c", kill_on_drop: false }`
[INFO] [stdout] f80b9f80cda37de1e4e082200318f18182f4333516e7b3082c86bbebb831002c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+824024dd18dd271514f9fa2eafbc04ffcab09070" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 35b60252496b90e8cad37030ca2a2f219049d583ea28d8bc38edda8c61cac117
[INFO] running `Command { std: "docker" "start" "-a" "35b60252496b90e8cad37030ca2a2f219049d583ea28d8bc38edda8c61cac117", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] Running `cargo fix --edition`
[INFO] [stderr] error: cannot specify two kinds of `message-format` arguments
[INFO] [stderr] error: failed to migrate to next edition
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `cargo fix --edition --allow-no-vcs --allow-dirty --message-format=json --frozen --all --all-targets --message-format=json` (exit status: 101)
[INFO] running `Command { std: "docker" "inspect" "35b60252496b90e8cad37030ca2a2f219049d583ea28d8bc38edda8c61cac117", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35b60252496b90e8cad37030ca2a2f219049d583ea28d8bc38edda8c61cac117", kill_on_drop: false }`
[INFO] [stdout] 35b60252496b90e8cad37030ca2a2f219049d583ea28d8bc38edda8c61cac117