[INFO] cloning repository https://github.com/falcucci/tcp-multiplexer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/falcucci/tcp-multiplexer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffalcucci%2Ftcp-multiplexer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffalcucci%2Ftcp-multiplexer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 815059b82ae06f1664f46346f18e5a68a487f987
[INFO] checking falcucci/tcp-multiplexer against try#ef5216c337126ffe24d074826f4023948c4a9b8e for pr-137033
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffalcucci%2Ftcp-multiplexer" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/falcucci/tcp-multiplexer on toolchain ef5216c337126ffe24d074826f4023948c4a9b8e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ef5216c337126ffe24d074826f4023948c4a9b8e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/falcucci/tcp-multiplexer
[INFO] finished tweaking git repo https://github.com/falcucci/tcp-multiplexer
[INFO] tweaked toml for git repo https://github.com/falcucci/tcp-multiplexer written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/falcucci/tcp-multiplexer 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" "+ef5216c337126ffe24d074826f4023948c4a9b8e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded supports-color v2.1.0
[INFO] [stderr]   Downloaded supports-unicode v2.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+ef5216c337126ffe24d074826f4023948c4a9b8e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0f54f31819374e5c2e780d7328ba2baf9e48663c183a66e3a81b38bd7bfb910c
[INFO] running `Command { std: "docker" "start" "-a" "0f54f31819374e5c2e780d7328ba2baf9e48663c183a66e3a81b38bd7bfb910c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0f54f31819374e5c2e780d7328ba2baf9e48663c183a66e3a81b38bd7bfb910c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f54f31819374e5c2e780d7328ba2baf9e48663c183a66e3a81b38bd7bfb910c", kill_on_drop: false }`
[INFO] [stdout] 0f54f31819374e5c2e780d7328ba2baf9e48663c183a66e3a81b38bd7bfb910c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=forbid" "-e" "RUSTDOCFLAGS=--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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+ef5216c337126ffe24d074826f4023948c4a9b8e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 21c5932b688d9d0baf607bc46363da99797459e1e0f140f9356ac84843396172
[INFO] running `Command { std: "docker" "start" "-a" "21c5932b688d9d0baf607bc46363da99797459e1e0f140f9356ac84843396172", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.92
[INFO] [stderr]    Compiling unicode-ident v1.0.14
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]     Checking once_cell v1.20.2
[INFO] [stderr]     Checking log v0.4.22
[INFO] [stderr]    Compiling object v0.36.7
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]     Checking unicode-width v0.1.14
[INFO] [stderr]     Checking arrayvec v0.7.6
[INFO] [stderr]     Checking tracing-core v0.1.33
[INFO] [stderr]     Checking itoa v1.0.14
[INFO] [stderr]    Compiling portable-atomic v1.10.0
[INFO] [stderr]     Checking gimli v0.31.1
[INFO] [stderr]     Checking adler2 v2.0.0
[INFO] [stderr]     Checking anstyle-parse v0.2.6
[INFO] [stderr]     Checking miniz_oxide v0.8.2
[INFO] [stderr]     Checking unicode-width v0.2.0
[INFO] [stderr]     Checking lazy_static v1.5.0
[INFO] [stderr]     Checking anstyle-query v1.1.2
[INFO] [stderr]     Checking anstyle v1.0.10
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling serde v1.0.217
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]     Checking colorchoice v1.0.3
[INFO] [stderr]     Checking rustc-demangle v0.1.24
[INFO] [stderr]     Checking pin-project-lite v0.2.16
[INFO] [stderr]    Compiling syn v2.0.95
[INFO] [stderr]     Checking anstream v0.6.18
[INFO] [stderr]     Checking is-terminal v0.4.13
[INFO] [stderr]     Checking console v0.15.10
[INFO] [stderr]    Compiling vte_generate_state_changes v0.1.2
[INFO] [stderr]     Checking sharded-slab v0.1.7
[INFO] [stderr]     Checking tracing-log v0.2.0
[INFO] [stderr]     Checking thread_local v1.1.8
[INFO] [stderr]     Checking vte v0.11.1
[INFO] [stderr]    Compiling anyhow v1.0.95
[INFO] [stderr]     Checking unicode-linebreak v0.1.5
[INFO] [stderr]     Checking smallvec v1.13.2
[INFO] [stderr]     Checking is_ci v1.2.0
[INFO] [stderr]     Checking clap_lex v0.7.4
[INFO] [stderr]     Checking smawk v0.3.2
[INFO] [stderr]    Compiling serde_json v1.0.135
[INFO] [stderr]     Checking number_prefix v0.4.0
[INFO] [stderr]     Checking option-ext v0.2.0
[INFO] [stderr]     Checking clap_builder v4.5.23
[INFO] [stderr]     Checking dirs-sys v0.4.1
[INFO] [stderr]     Checking textwrap v0.15.2
[INFO] [stderr]     Checking vt100 v0.15.2
[INFO] [stderr]     Checking tracing-subscriber v0.3.19
[INFO] [stderr]     Checking supports-color v2.1.0
[INFO] [stderr]     Checking supports-unicode v2.1.0
[INFO] [stderr]     Checking supports-hyperlinks v2.1.0
[INFO] [stderr]     Checking mio v1.0.3
[INFO] [stderr]     Checking socket2 v0.5.8
[INFO] [stderr]     Checking indicatif v0.17.9
[INFO] [stderr]     Checking terminal_size v0.1.17
[INFO] [stderr]     Checking addr2line v0.24.2
[INFO] [stderr]     Checking bytes v1.9.0
[INFO] [stderr]     Checking owo-colors v3.5.0
[INFO] [stderr]     Checking directories v5.0.1
[INFO] [stderr]     Checking backtrace v0.3.74
[INFO] [stderr]     Checking backtrace-ext v0.2.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling tracing-attributes v0.1.28
[INFO] [stderr]    Compiling miette-derive v5.10.0
[INFO] [stderr]    Compiling clap_derive v4.5.18
[INFO] [stderr]    Compiling tokio-macros v2.4.0
[INFO] [stderr]    Compiling serde_derive v1.0.217
[INFO] [stderr]     Checking tokio v1.42.0
[INFO] [stderr]     Checking tracing v0.1.41
[INFO] [stderr]     Checking miette v5.10.0
[INFO] [stderr]     Checking tracing-indicatif v0.3.8
[INFO] [stderr]     Checking clap v4.5.23
[INFO] [stderr]     Checking tcp-multiplexer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 35.66s
[INFO] running `Command { std: "docker" "inspect" "21c5932b688d9d0baf607bc46363da99797459e1e0f140f9356ac84843396172", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21c5932b688d9d0baf607bc46363da99797459e1e0f140f9356ac84843396172", kill_on_drop: false }`
[INFO] [stdout] 21c5932b688d9d0baf607bc46363da99797459e1e0f140f9356ac84843396172