[INFO] fetching crate tcl-mcp-server 0.1.2...
[INFO] testing tcl-mcp-server-0.1.2 against 1.99.0-beta.8 for beta-1.100-2
[INFO] extracting crate tcl-mcp-server 0.1.2 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate tcl-mcp-server 0.1.2
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate tcl-mcp-server 0.1.2
[INFO] tweaked toml for crates.io crate tcl-mcp-server 0.1.2 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate tcl-mcp-server 0.1.2 on toolchain 1.99.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate tcl-mcp-server 0.1.2 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" "+1.99.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tracing-attributes v0.1.30
[INFO] [stderr]   Downloaded uuid v1.17.0
[INFO] [stderr]   Downloaded rustversion v1.0.21
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[INFO] [stderr]   Downloaded anstyle-wincon v3.0.9
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[INFO] [stderr]   Downloaded bindgen v0.64.0
[INFO] [stderr]   Downloaded clap_builder v4.5.41
[INFO] [stderr]   Downloaded rust-mcp-schema v0.1.11
[INFO] [stderr]   Downloaded syn v2.0.104
[INFO] [stderr]   Downloaded rustls v0.23.29
[INFO] [stderr]   Downloaded rustix v1.0.7
[INFO] [stderr]   Downloaded libc v0.2.174
[INFO] [stderr]   Downloaded tokio v1.46.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3111399a4047eeb3a02b7a90e478d715f38a8c6669b5c4b49d30a17385265909" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 1ad127e27ab3feaeadbcc9c377380129272b91dd79aea31ea6a53d82304b552f
[INFO] running `Command { std: "docker" "start" "1ad127e27ab3feaeadbcc9c377380129272b91dd79aea31ea6a53d82304b552f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1ad127e27ab3feaeadbcc9c377380129272b91dd79aea31ea6a53d82304b552f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "1ad127e27ab3feaeadbcc9c377380129272b91dd79aea31ea6a53d82304b552f" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1ad127e27ab3feaeadbcc9c377380129272b91dd79aea31ea6a53d82304b552f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "1ad127e27ab3feaeadbcc9c377380129272b91dd79aea31ea6a53d82304b552f" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]    Compiling cfg-if v1.0.1
[INFO] [stderr]    Compiling futures-core v0.3.31
[INFO] [stderr]    Compiling lock_api v0.4.13
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]    Compiling futures-sink v0.3.31
[INFO] [stderr]    Compiling bytes v1.10.1
[INFO] [stderr]    Compiling memchr v2.7.5
[INFO] [stderr]    Compiling slab v0.4.10
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling cc v1.2.29
[INFO] [stderr]    Compiling futures-io v0.3.31
[INFO] [stderr]    Compiling pkg-config v0.3.32
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling log v0.4.27
[INFO] [stderr]    Compiling futures-task v0.3.31
[INFO] [stderr]    Compiling tracing-core v0.1.34
[INFO] [stderr]    Compiling http v1.3.1
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling writeable v0.6.1
[INFO] [stderr]    Compiling litemap v0.8.0
[INFO] [stderr]    Compiling icu_normalizer_data v2.0.0
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling signal-hook-registry v1.4.5
[INFO] [stderr]    Compiling socket2 v0.5.10
[INFO] [stderr]    Compiling mio v1.0.4
[INFO] [stderr]    Compiling parking_lot v0.12.4
[INFO] [stderr]    Compiling icu_properties_data v2.0.1
[INFO] [stderr]    Compiling foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling percent-encoding v2.3.1
[INFO] [stderr]    Compiling http-body v1.0.1
[INFO] [stderr]    Compiling bitflags v2.9.1
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling hashbrown v0.15.4
[INFO] [stderr]    Compiling openssl v0.10.73
[INFO] [stderr]    Compiling foreign-types v0.3.2
[INFO] [stderr]    Compiling openssl-sys v0.9.109
[INFO] [stderr]    Compiling native-tls v0.2.14
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling openssl-probe v0.1.6
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling form_urlencoded v1.2.1
[INFO] [stderr]    Compiling sync_wrapper v1.0.2
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling anstyle-query v1.1.3
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling overload v0.1.1
[INFO] [stderr]    Compiling ipnet v2.11.0
[INFO] [stderr]    Compiling indexmap v2.10.0
[INFO] [stderr]    Compiling nu-ansi-term v0.46.0
[INFO] [stderr]    Compiling crossbeam-channel v0.5.15
[INFO] [stderr]    Compiling anstream v0.6.19
[INFO] [stderr]    Compiling matchers v0.1.0
[INFO] [stderr]    Compiling deranged v0.4.0
[INFO] [stderr]    Compiling http-body-util v0.1.3
[INFO] [stderr]    Compiling inotify-sys v0.1.5
[INFO] [stderr]    Compiling tracing-log v0.2.0
[INFO] [stderr]    Compiling thread_local v1.1.9
[INFO] [stderr]    Compiling zeroize v1.8.1
[INFO] [stderr]    Compiling schemars v0.8.22
[INFO] [stderr]    Compiling iri-string v0.7.8
[INFO] [stderr]    Compiling anyhow v1.0.98
[INFO] [stderr]    Compiling time-core v0.1.4
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling num-conv v0.1.0
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling clap_builder v4.5.41
[INFO] [stderr]    Compiling rustls-pki-types v1.12.0
[INFO] [stderr]    Compiling time v0.3.41
[INFO] [stderr]    Compiling dirs-sys v0.4.1
[INFO] [stderr]    Compiling inotify v0.9.6
[INFO] [stderr]    Compiling mio v0.8.11
[INFO] [stderr]    Compiling filetime v0.2.25
[INFO] [stderr]    Compiling encoding_rs v0.8.35
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling iana-time-zone v0.1.63
[INFO] [stderr]    Compiling tcl-mcp-server v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling dyn-clone v1.0.19
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling serde_derive_internals v0.29.1
[INFO] [stderr]    Compiling dashmap v5.5.3
[INFO] [stderr] error: failed to run custom build command for `tcl-mcp-server v0.1.2 (/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/tcl-mcp-server-ff977f9c94e78da5/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr] 
[INFO] [stderr]   thread 'main' (1079) panicked at build.rs:178:36:
[INFO] [stderr]   Failed to create target directory: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x581a94eebfc1 - std[70759c8f55707aa4]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stderr]                                  at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]      1:     0x581a94eebfc1 - std[70759c8f55707aa4]::backtrace_rs::backtrace::trace_unsynchronized::<std[70759c8f55707aa4]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stderr]                                  at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]      2:     0x581a94eebfc1 - std[70759c8f55707aa4]::sys::backtrace::_print_fmt
[INFO] [stderr]                                  at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/sys/backtrace.rs:74:9
[INFO] [stderr]      3:     0x581a94eebfc1 - <<std[70759c8f55707aa4]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[df12db4294e9bfd3]::fmt::Display>::fmt
[INFO] [stderr]                                  at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/sys/backtrace.rs:44:26
[INFO] [stderr]      4:     0x581a94efce7a - <core[df12db4294e9bfd3]::fmt::rt::Argument>::fmt
[INFO] [stderr]                                  at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/core/src/fmt/rt.rs:152:76
[INFO] [stderr]      5:     0x581a94efce7a - core[df12db4294e9bfd3]::fmt::write
[INFO] [stderr]      6:     0x581a94eef8ec - core[df12db4294e9bfd3]::io::write::default_write_fmt::<std[70759c8f55707aa4]::sys::stdio::unix::Stderr>
[INFO] [stderr]                                  at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/core/src/io/write.rs:402:11
[INFO] [stderr]      7:     0x581a94eef8ec - <std[70759c8f55707aa4]::sys::stdio::unix::Stderr as core[df12db4294e9bfd3]::io::write::Write>::write_fmt
[INFO] [stderr]                                  at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/core/src/io/write.rs:335:13
[INFO] [stderr]      8:     0x581a94ed50a6 - <std[70759c8f55707aa4]::sys::backtrace::BacktraceLock>::print
[INFO] [stderr]                                  at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/sys/backtrace.rs:47:9
[INFO] [stderr]      9:     0x581a94ed50a6 - std[70759c8f55707aa4]::panicking::default_hook::{closure#0}
[INFO] [stderr]                                  at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/panicking.rs:292:27
[INFO] [stderr]     10:     0x581a94ee8351 - std[70759c8f55707aa4]::panicking::default_hook
[INFO] [stderr]                                  at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/panicking.rs:319:9
[INFO] [stderr]     11:     0x581a94ee850b - std[70759c8f55707aa4]::panicking::panic_with_hook
[INFO] [stderr]                                  at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/panicking.rs:815:13
[INFO] [stderr]     12:     0x581a94ed5152 - std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}
[INFO] [stderr]                                  at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/panicking.rs:688:13
[INFO] [stderr]     13:     0x581a94ece129 - std[70759c8f55707aa4]::sys::backtrace::__rust_end_short_backtrace::<std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}, !>
[INFO] [stderr]                                  at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/sys/backtrace.rs:182:18
[INFO] [stderr]     14:     0x581a94ed5a0d - __rustc[8fa7c3cbc660c2b3]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/panicking.rs:679:5
[INFO] [stderr]     15:     0x581a94efd60c - core[df12db4294e9bfd3]::panicking::panic_fmt
[INFO] [stderr]                                  at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/core/src/panicking.rs:80:14
[INFO] [stderr]     16:     0x581a94efd382 - core[df12db4294e9bfd3]::result::unwrap_failed
[INFO] [stderr]                                  at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/core/src/result.rs:1871:5
[INFO] [stderr]     17:     0x581a94ec2f50 - <core[df12db4294e9bfd3]::result::Result<(), core[df12db4294e9bfd3]::io::error::Error>>::expect
[INFO] [stderr]     18:     0x581a94ec2788 - build_script_build[10380773a92cf6d4]::main
[INFO] [stderr]     19:     0x581a94ec3fc3 - <fn() as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]     20:     0x581a94ec1aa6 - std[70759c8f55707aa4]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stderr]     21:     0x581a94ec1ca9 - std[70759c8f55707aa4]::rt::lang_start::<()>::{closure#0}
[INFO] [stderr]     22:     0x581a94ee7ab9 - <&dyn core[df12db4294e9bfd3]::ops::function::Fn<(), Output = i32> + core[df12db4294e9bfd3]::panic::unwind_safe::RefUnwindSafe + core[df12db4294e9bfd3]::marker::Sync as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]                                  at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/core/src/ops/function.rs:287:21
[INFO] [stderr]     23:     0x581a94ee7ab9 - std[70759c8f55707aa4]::panicking::catch_unwind::do_call::<&dyn core[df12db4294e9bfd3]::ops::function::Fn<(), Output = i32> + core[df12db4294e9bfd3]::panic::unwind_safe::RefUnwindSafe + core[df12db4294e9bfd3]::marker::Sync, i32>
[INFO] [stderr]                                  at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/panicking.rs:576:43
[INFO] [stderr]     24:     0x581a94ee7ab9 - std[70759c8f55707aa4]::panicking::catch_unwind::<i32, &dyn core[df12db4294e9bfd3]::ops::function::Fn<(), Output = i32> + core[df12db4294e9bfd3]::panic::unwind_safe::RefUnwindSafe + core[df12db4294e9bfd3]::marker::Sync>
[INFO] [stderr]                                  at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/panicking.rs:544:19
[INFO] [stderr]     25:     0x581a94ee7ab9 - std[70759c8f55707aa4]::panic::catch_unwind::<&dyn core[df12db4294e9bfd3]::ops::function::Fn<(), Output = i32> + core[df12db4294e9bfd3]::panic::unwind_safe::RefUnwindSafe + core[df12db4294e9bfd3]::marker::Sync, i32>
[INFO] [stderr]                                  at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/panic.rs:359:14
[INFO] [stderr]     26:     0x581a94ee7ab9 - std[70759c8f55707aa4]::rt::lang_start_internal::{closure#0}
[INFO] [stderr]                                  at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/rt.rs:175:24
[INFO] [stderr]     27:     0x581a94ee7ab9 - std[70759c8f55707aa4]::panicking::catch_unwind::do_call::<std[70759c8f55707aa4]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stderr]                                  at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/panicking.rs:576:43
[INFO] [stderr]     28:     0x581a94ee7ab9 - std[70759c8f55707aa4]::panicking::catch_unwind::<isize, std[70759c8f55707aa4]::rt::lang_start_internal::{closure#0}>
[INFO] [stderr]                                  at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/panicking.rs:544:19
[INFO] [stderr]     29:     0x581a94ee7ab9 - std[70759c8f55707aa4]::panic::catch_unwind::<std[70759c8f55707aa4]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stderr]                                  at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/panic.rs:359:14
[INFO] [stderr]     30:     0x581a94ee7ab9 - std[70759c8f55707aa4]::rt::lang_start_internal
[INFO] [stderr]                                  at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/rt.rs:171:5
[INFO] [stderr]     31:     0x581a94ec1801 - std[70759c8f55707aa4]::rt::lang_start::<()>
[INFO] [stderr]     32:     0x581a94ec4035 - main
[INFO] [stderr]     33:     0x7f1c96b43601 - <unknown>
[INFO] [stderr]     34:     0x7f1c96b43718 - __libc_start_main
[INFO] [stderr]     35:     0x581a94ec1345 - _start
[INFO] [stderr]     36:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "1ad127e27ab3feaeadbcc9c377380129272b91dd79aea31ea6a53d82304b552f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ad127e27ab3feaeadbcc9c377380129272b91dd79aea31ea6a53d82304b552f", kill_on_drop: false }`
[INFO] [stdout] 1ad127e27ab3feaeadbcc9c377380129272b91dd79aea31ea6a53d82304b552f
