[INFO] fetching crate mcup 0.2.9...
[INFO] checking mcup-0.2.9 against try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342-1
[INFO] extracting crate mcup 0.2.9 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate mcup 0.2.9
[INFO] finished tweaking crates.io crate mcup 0.2.9
[INFO] tweaked toml for crates.io crate mcup 0.2.9 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mcup 0.2.9 on toolchain a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate mcup 0.2.9 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" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5792f65e1aad6d8e59b7fb4b803b48d2e986870b9ede7ad8d5e2089c523c106d
[INFO] running `Command { std: "docker" "start" "-a" "5792f65e1aad6d8e59b7fb4b803b48d2e986870b9ede7ad8d5e2089c523c106d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5792f65e1aad6d8e59b7fb4b803b48d2e986870b9ede7ad8d5e2089c523c106d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5792f65e1aad6d8e59b7fb4b803b48d2e986870b9ede7ad8d5e2089c523c106d", kill_on_drop: false }`
[INFO] [stdout] 5792f65e1aad6d8e59b7fb4b803b48d2e986870b9ede7ad8d5e2089c523c106d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b4469aedef6b5d8daea8eda64e9aafc0afe1959cb6dc418ee609743a47d4d626
[INFO] running `Command { std: "docker" "start" "-a" "b4469aedef6b5d8daea8eda64e9aafc0afe1959cb6dc418ee609743a47d4d626", kill_on_drop: false }`
[INFO] [stderr]    Compiling utf8parse v0.2.2
[INFO] [stderr]    Compiling colorchoice v1.0.3
[INFO] [stderr]    Compiling anstyle v1.0.10
[INFO] [stderr]    Compiling anstyle-query v1.1.2
[INFO] [stderr]    Compiling is_terminal_polyfill v1.70.1
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]    Compiling strsim v0.11.1
[INFO] [stderr]    Compiling anyhow v1.0.98
[INFO] [stderr]    Compiling clap_lex v0.7.4
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]    Compiling portable-atomic v1.11.0
[INFO] [stderr]    Compiling anstyle-parse v0.2.6
[INFO] [stderr]     Checking once_cell v1.21.3
[INFO] [stderr]     Checking unicode-width v0.2.0
[INFO] [stderr]     Checking option-ext v0.2.0
[INFO] [stderr]     Checking regex-syntax v0.8.5
[INFO] [stderr]     Checking number_prefix v0.4.0
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking lazy_static v1.5.0
[INFO] [stderr]     Checking bit-vec v0.8.0
[INFO] [stderr]     Checking glob v0.3.2
[INFO] [stderr]    Compiling anstream v0.6.18
[INFO] [stderr]     Checking walkdir v2.5.0
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]     Checking quick-xml v0.37.4
[INFO] [stderr]     Checking clap_builder v4.5.37
[INFO] [stderr]     Checking console v0.15.11
[INFO] [stderr]     Checking dirs-sys v0.5.0
[INFO] [stderr]     Checking directories v6.0.0
[INFO] [stderr]     Checking indicatif v0.17.11
[INFO] [stderr]     Checking regex-automata v0.4.9
[INFO] [stderr]     Checking clap v4.5.37
[INFO] [stderr]    Compiling clap_complete v4.5.47
[INFO] [stderr]    Compiling mcup v0.2.9 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking regex v1.11.1
[INFO] [stderr] error: failed to run custom build command for `mcup v0.2.9 (/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/mcup-0ff8817db47f2a8f/build-script-build` (exit status: 1)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   Error: Read-only file system (os error 30)
[INFO] [stderr] 
[INFO] [stderr]   Stack backtrace:
[INFO] [stderr]      0: anyhow::error::<impl core::convert::From<E> for anyhow::Error>::from
[INFO] [stderr]      1: <core::result::Result<T,F> as core::ops::try_trait::FromResidual<core::result::Result<core::convert::Infallible,E>>>::from_residual
[INFO] [stderr]      2: build_script_build::generate_shell_completions
[INFO] [stderr]      3: build_script_build::main
[INFO] [stderr]      4: core::ops::function::FnOnce::call_once
[INFO] [stderr]      5: std::sys::backtrace::__rust_begin_short_backtrace
[INFO] [stderr]      6: std::rt::lang_start::{{closure}}
[INFO] [stderr]      7: core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once
[INFO] [stderr]                at /rustc/a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d/library/core/src/ops/function.rs:290:21
[INFO] [stderr]      8: std::panicking::catch_unwind::do_call
[INFO] [stderr]                at /rustc/a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d/library/std/src/panicking.rs:590:40
[INFO] [stderr]      9: std::panicking::catch_unwind
[INFO] [stderr]                at /rustc/a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d/library/std/src/panicking.rs:553:19
[INFO] [stderr]     10: std::panic::catch_unwind
[INFO] [stderr]                at /rustc/a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d/library/std/src/panic.rs:359:14
[INFO] [stderr]     11: std::rt::lang_start_internal::{{closure}}
[INFO] [stderr]                at /rustc/a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d/library/std/src/rt.rs:175:24
[INFO] [stderr]     12: std::panicking::catch_unwind::do_call
[INFO] [stderr]                at /rustc/a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d/library/std/src/panicking.rs:590:40
[INFO] [stderr]     13: std::panicking::catch_unwind
[INFO] [stderr]                at /rustc/a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d/library/std/src/panicking.rs:553:19
[INFO] [stderr]     14: std::panic::catch_unwind
[INFO] [stderr]                at /rustc/a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d/library/std/src/panic.rs:359:14
[INFO] [stderr]     15: std::rt::lang_start_internal
[INFO] [stderr]                at /rustc/a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d/library/std/src/rt.rs:171:5
[INFO] [stderr]     16: std::rt::lang_start
[INFO] [stderr]     17: main
[INFO] [stderr]     18: <unknown>
[INFO] [stderr]     19: __libc_start_main
[INFO] [stderr]     20: _start
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "b4469aedef6b5d8daea8eda64e9aafc0afe1959cb6dc418ee609743a47d4d626", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4469aedef6b5d8daea8eda64e9aafc0afe1959cb6dc418ee609743a47d4d626", kill_on_drop: false }`
[INFO] [stdout] b4469aedef6b5d8daea8eda64e9aafc0afe1959cb6dc418ee609743a47d4d626