[INFO] cloning repository https://github.com/EdJoPaTo/mqtt-hostname-online
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/EdJoPaTo/mqtt-hostname-online" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEdJoPaTo%2Fmqtt-hostname-online", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEdJoPaTo%2Fmqtt-hostname-online'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1113f788a6e8ea4c85af334cd2ca3525c610b828
[INFO] documenting EdJoPaTo/mqtt-hostname-online against 1.75.0 for beta-1.76-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEdJoPaTo%2Fmqtt-hostname-online" "/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/EdJoPaTo/mqtt-hostname-online on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/EdJoPaTo/mqtt-hostname-online
[INFO] finished tweaking git repo https://github.com/EdJoPaTo/mqtt-hostname-online
[INFO] tweaked toml for git repo https://github.com/EdJoPaTo/mqtt-hostname-online written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/EdJoPaTo/mqtt-hostname-online 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" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded proc-macro2 v1.0.72
[INFO] [stderr]   Downloaded sysinfo v0.30.3
[INFO] [stderr]   Downloaded rumqttc v0.23.0
[INFO] [stderr]   Downloaded clap_complete v4.4.5
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c15e405bca828166f4b418e2522f642645d1c98573d46b077effe5fcb77d29e9
[INFO] running `Command { std: "docker" "start" "-a" "c15e405bca828166f4b418e2522f642645d1c98573d46b077effe5fcb77d29e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c15e405bca828166f4b418e2522f642645d1c98573d46b077effe5fcb77d29e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c15e405bca828166f4b418e2522f642645d1c98573d46b077effe5fcb77d29e9", kill_on_drop: false }`
[INFO] [stdout] c15e405bca828166f4b418e2522f642645d1c98573d46b077effe5fcb77d29e9
[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=warn" "-e" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2e4a7571c0e2b1c034703ab664f26e175ea1669505a34bae04b746137016bab8
[INFO] running `Command { std: "docker" "start" "-a" "2e4a7571c0e2b1c034703ab664f26e175ea1669505a34bae04b746137016bab8", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.72
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]    Compiling utf8parse v0.2.1
[INFO] [stderr]    Compiling crossbeam-utils v0.8.18
[INFO] [stderr]    Compiling anstyle-query v1.0.2
[INFO] [stderr]    Compiling colorchoice v1.0.0
[INFO] [stderr]     Checking untrusted v0.9.0
[INFO] [stderr]    Compiling anstyle-parse v0.2.3
[INFO] [stderr]    Compiling anstyle v1.0.4
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling anstream v0.6.5
[INFO] [stderr]    Compiling clap_lex v0.6.0
[INFO] [stderr]    Compiling rustix v0.38.28
[INFO] [stderr]    Compiling clap_builder v4.4.12
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]     Checking linux-raw-sys v0.4.12
[INFO] [stderr]     Checking pin-project-lite v0.2.13
[INFO] [stderr]    Compiling rayon-core v1.12.0
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]     Checking crossbeam-epoch v0.9.17
[INFO] [stderr]    Compiling syn v2.0.43
[INFO] [stderr]     Checking bitflags v2.4.1
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]     Checking getrandom v0.2.11
[INFO] [stderr]    Compiling rustls v0.21.10
[INFO] [stderr]     Checking socket2 v0.5.5
[INFO] [stderr]     Checking mio v0.8.10
[INFO] [stderr]     Checking crossbeam-deque v0.8.4
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling thiserror v1.0.53
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]     Checking bytes v1.5.0
[INFO] [stderr]     Checking base64 v0.21.5
[INFO] [stderr]     Checking terminal_size v0.3.0
[INFO] [stderr]     Checking rustls-pemfile v1.0.4
[INFO] [stderr]     Checking futures-task v0.3.30
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]     Checking futures-sink v0.3.30
[INFO] [stderr]     Checking flume v0.11.0
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking rayon v1.8.0
[INFO] [stderr]     Checking rustls-native-certs v0.6.3
[INFO] [stderr]    Compiling ring v0.17.7
[INFO] [stderr]     Checking iana-time-zone v0.1.59
[INFO] [stderr]     Checking once_cell v1.19.0
[INFO] [stderr]     Checking chrono v0.4.31
[INFO] [stderr]     Checking sysinfo v0.30.3
[INFO] [stderr]    Compiling clap_derive v4.4.7
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.53
[INFO] [stderr]     Checking tokio v1.35.1
[INFO] [stderr]    Compiling clap v4.4.12
[INFO] [stderr]    Compiling clap_complete v4.4.5
[INFO] [stderr]    Compiling mqtt-hostname-online v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking rustls-webpki v0.101.7
[INFO] [stderr]     Checking sct v0.7.1
[INFO] [stderr] error: failed to run custom build command for `mqtt-hostname-online v0.4.0 (/opt/rustwide/workdir)`
[INFO] [stderr] note: To improve backtraces for build dependencies, set the CARGO_PROFILE_DEV_BUILD_OVERRIDE_DEBUG=true environment variable to enable debug information generation.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/mqtt-hostname-online-57cacb4ba466a289/build-script-build` (exit status: 1)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   cargo:rerun-if-changed=build.rs
[INFO] [stderr]   cargo:rerun-if-changed=src/cli.rs
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr]   Error: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "2e4a7571c0e2b1c034703ab664f26e175ea1669505a34bae04b746137016bab8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e4a7571c0e2b1c034703ab664f26e175ea1669505a34bae04b746137016bab8", kill_on_drop: false }`
[INFO] [stdout] 2e4a7571c0e2b1c034703ab664f26e175ea1669505a34bae04b746137016bab8
[INFO] documenting EdJoPaTo/mqtt-hostname-online against beta-2023-12-22 for beta-1.76-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEdJoPaTo%2Fmqtt-hostname-online" "/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/EdJoPaTo/mqtt-hostname-online on toolchain beta-2023-12-22
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/EdJoPaTo/mqtt-hostname-online
[INFO] finished tweaking git repo https://github.com/EdJoPaTo/mqtt-hostname-online
[INFO] tweaked toml for git repo https://github.com/EdJoPaTo/mqtt-hostname-online written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/EdJoPaTo/mqtt-hostname-online 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" "+beta-2023-12-22" "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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a33accf7830b57e617b390eab66688223928652227e26dda90ba36ce9a28297a
[INFO] running `Command { std: "docker" "start" "-a" "a33accf7830b57e617b390eab66688223928652227e26dda90ba36ce9a28297a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a33accf7830b57e617b390eab66688223928652227e26dda90ba36ce9a28297a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a33accf7830b57e617b390eab66688223928652227e26dda90ba36ce9a28297a", kill_on_drop: false }`
[INFO] [stdout] a33accf7830b57e617b390eab66688223928652227e26dda90ba36ce9a28297a
[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=warn" "-e" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ae32397146727c6579872b9932cb481459618118954409d20edd23434429ccb0
[INFO] running `Command { std: "docker" "start" "-a" "ae32397146727c6579872b9932cb481459618118954409d20edd23434429ccb0", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.72
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]    Compiling utf8parse v0.2.1
[INFO] [stderr]    Compiling crossbeam-utils v0.8.18
[INFO] [stderr]     Checking untrusted v0.9.0
[INFO] [stderr]    Compiling anstyle-query v1.0.2
[INFO] [stderr]    Compiling anstyle v1.0.4
[INFO] [stderr]    Compiling anstyle-parse v0.2.3
[INFO] [stderr]    Compiling colorchoice v1.0.0
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]    Compiling clap_lex v0.6.0
[INFO] [stderr]    Compiling anstream v0.6.5
[INFO] [stderr]    Compiling rustix v0.38.28
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling clap_builder v4.4.12
[INFO] [stderr]    Compiling rayon-core v1.12.0
[INFO] [stderr]     Checking pin-project-lite v0.2.13
[INFO] [stderr]     Checking linux-raw-sys v0.4.12
[INFO] [stderr]    Compiling rustls v0.21.10
[INFO] [stderr]     Checking crossbeam-epoch v0.9.17
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]     Checking bitflags v2.4.1
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]    Compiling syn v2.0.43
[INFO] [stderr]     Checking crossbeam-deque v0.8.4
[INFO] [stderr]     Checking getrandom v0.2.11
[INFO] [stderr]     Checking mio v0.8.10
[INFO] [stderr]     Checking socket2 v0.5.5
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling thiserror v1.0.53
[INFO] [stderr]     Checking bytes v1.5.0
[INFO] [stderr]     Checking base64 v0.21.5
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]     Checking terminal_size v0.3.0
[INFO] [stderr]     Checking rustls-pemfile v1.0.4
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]     Checking futures-task v0.3.30
[INFO] [stderr]     Checking futures-sink v0.3.30
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking flume v0.11.0
[INFO] [stderr]     Checking rayon v1.8.0
[INFO] [stderr]     Checking rustls-native-certs v0.6.3
[INFO] [stderr]     Checking once_cell v1.19.0
[INFO] [stderr]     Checking iana-time-zone v0.1.59
[INFO] [stderr]    Compiling ring v0.17.7
[INFO] [stderr]     Checking chrono v0.4.31
[INFO] [stderr]     Checking sysinfo v0.30.3
[INFO] [stderr]    Compiling clap_derive v4.4.7
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.53
[INFO] [stderr]     Checking tokio v1.35.1
[INFO] [stderr]    Compiling clap v4.4.12
[INFO] [stderr]    Compiling clap_complete v4.4.5
[INFO] [stderr]    Compiling mqtt-hostname-online v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking sct v0.7.1
[INFO] [stderr]     Checking rustls-webpki v0.101.7
[INFO] [stderr] error: failed to run custom build command for `mqtt-hostname-online v0.4.0 (/opt/rustwide/workdir)`
[INFO] [stderr] note: To improve backtraces for build dependencies, set the CARGO_PROFILE_DEV_BUILD_OVERRIDE_DEBUG=true environment variable to enable debug information generation.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/mqtt-hostname-online-8f52c16c70f29233/build-script-build` (exit status: 1)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   cargo:rerun-if-changed=build.rs
[INFO] [stderr]   cargo:rerun-if-changed=src/cli.rs
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr]   Error: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "ae32397146727c6579872b9932cb481459618118954409d20edd23434429ccb0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae32397146727c6579872b9932cb481459618118954409d20edd23434429ccb0", kill_on_drop: false }`
[INFO] [stdout] ae32397146727c6579872b9932cb481459618118954409d20edd23434429ccb0
