[INFO] cloning repository https://github.com/apolitical/guzzle
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/apolitical/guzzle" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fapolitical%2Fguzzle", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fapolitical%2Fguzzle'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fb9d7eac896688d96e85f6842f19aeaf5be9c761
[INFO] documenting apolitical/guzzle against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fapolitical%2Fguzzle" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/apolitical/guzzle on toolchain beta-2022-05-20
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/apolitical/guzzle
[INFO] finished tweaking git repo https://github.com/apolitical/guzzle
[INFO] tweaked toml for git repo https://github.com/apolitical/guzzle written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/apolitical/guzzle already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b2bf830d59a08c1ee4b0221dd5bfb7861ea46dd6154a688351ea76d247936444
[INFO] running `Command { std: "docker" "start" "-a" "b2bf830d59a08c1ee4b0221dd5bfb7861ea46dd6154a688351ea76d247936444", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b2bf830d59a08c1ee4b0221dd5bfb7861ea46dd6154a688351ea76d247936444", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2bf830d59a08c1ee4b0221dd5bfb7861ea46dd6154a688351ea76d247936444", kill_on_drop: false }`
[INFO] [stdout] b2bf830d59a08c1ee4b0221dd5bfb7861ea46dd6154a688351ea76d247936444
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1945389f06972a9bfe4920144a687427e29ab5ce1bc981aa681cc211b755f358
[INFO] running `Command { std: "docker" "start" "-a" "1945389f06972a9bfe4920144a687427e29ab5ce1bc981aa681cc211b755f358", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]    Compiling syn v1.0.8
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling regex v1.3.1
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling guzzle v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling guzzle-derive v1.0.0 (/opt/rustwide/workdir/guzzle-derive)
[INFO] [stderr] error: failed to run custom build command for `guzzle v1.0.0 (/opt/rustwide/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/guzzle-436b008ad87108b0/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   thread 'main' panicked at 'Could not write to README.md: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }', build.rs:25:49
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x55eb3e93975d - std::backtrace_rs::backtrace::libunwind::trace::ha8406fd4a233ad1f
[INFO] [stderr]                                  at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5
[INFO] [stderr]      1:     0x55eb3e93975d - std::backtrace_rs::backtrace::trace_unsynchronized::h95f26ca4bd23bd0f
[INFO] [stderr]                                  at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x55eb3e93975d - std::sys_common::backtrace::_print_fmt::h9955f0b025c061cd
[INFO] [stderr]                                  at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/sys_common/backtrace.rs:66:5
[INFO] [stderr]      3:     0x55eb3e93975d - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h1025ecd2bac85833
[INFO] [stderr]                                  at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/sys_common/backtrace.rs:45:22
[INFO] [stderr]      4:     0x55eb3e9546ac - core::fmt::write::hd5fa34bae8a7f0ea
[INFO] [stderr]                                  at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/core/src/fmt/mod.rs:1196:17
[INFO] [stderr]      5:     0x55eb3e9378c1 - std::io::Write::write_fmt::h203cec764662c27d
[INFO] [stderr]                                  at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/io/mod.rs:1654:15
[INFO] [stderr]      6:     0x55eb3e93ae45 - std::sys_common::backtrace::_print::h330c8fadbab13d8b
[INFO] [stderr]                                  at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/sys_common/backtrace.rs:48:5
[INFO] [stderr]      7:     0x55eb3e93ae45 - std::sys_common::backtrace::print::h38d4cf1c3e16e656
[INFO] [stderr]                                  at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/sys_common/backtrace.rs:35:9
[INFO] [stderr]      8:     0x55eb3e93ae45 - std::panicking::default_hook::{{closure}}::h56cdf194ec124abb
[INFO] [stderr]                                  at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/panicking.rs:295:22
[INFO] [stderr]      9:     0x55eb3e93aab9 - std::panicking::default_hook::h9929fdc60733f795
[INFO] [stderr]                                  at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/panicking.rs:314:9
[INFO] [stderr]     10:     0x55eb3e93b418 - std::panicking::rust_panic_with_hook::h490228be5a55104d
[INFO] [stderr]                                  at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/panicking.rs:698:17
[INFO] [stderr]     11:     0x55eb3e93b2c7 - std::panicking::begin_panic_handler::{{closure}}::hfd963b6683c36656
[INFO] [stderr]                                  at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/panicking.rs:588:13
[INFO] [stderr]     12:     0x55eb3e939c14 - std::sys_common::backtrace::__rust_end_short_backtrace::h2912e3decfe2cba4
[INFO] [stderr]                                  at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/sys_common/backtrace.rs:138:18
[INFO] [stderr]     13:     0x55eb3e93aff9 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/panicking.rs:584:5
[INFO] [stderr]     14:     0x55eb3e76dc53 - core::panicking::panic_fmt::hf4ba906a2c8693a2
[INFO] [stderr]                                  at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/core/src/panicking.rs:142:14
[INFO] [stderr]     15:     0x55eb3e76dce3 - core::result::unwrap_failed::h328e70098ea1018f
[INFO] [stderr]                                  at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/core/src/result.rs:1785:5
[INFO] [stderr]     16:     0x55eb3e771a1b - core::result::Result<T,E>::expect::h4459ed297904d8ad
[INFO] [stderr]                                  at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/core/src/result.rs:1035:23
[INFO] [stderr]     17:     0x55eb3e770ecd - build_script_build::create_readme::h114d909ca4f02194
[INFO] [stderr]                                  at /opt/rustwide/workdir/build.rs:25:5
[INFO] [stderr]     18:     0x55eb3e770f39 - build_script_build::main::h91e785ba36034b26
[INFO] [stderr]                                  at /opt/rustwide/workdir/build.rs:30:5
[INFO] [stderr]     19:     0x55eb3e7724db - core::ops::function::FnOnce::call_once::h37535b0a77e1752c
[INFO] [stderr]                                  at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/core/src/ops/function.rs:248:5
[INFO] [stderr]     20:     0x55eb3e77053e - std::sys_common::backtrace::__rust_begin_short_backtrace::hcc65f5e65b568924
[INFO] [stderr]                                  at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/sys_common/backtrace.rs:122:18
[INFO] [stderr]     21:     0x55eb3e770041 - std::rt::lang_start::{{closure}}::hefd0ec661f14ff63
[INFO] [stderr]                                  at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/rt.rs:145:18
[INFO] [stderr]     22:     0x55eb3e934dae - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h9c80b603d656db3f
[INFO] [stderr]                                  at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/core/src/ops/function.rs:280:13
[INFO] [stderr]     23:     0x55eb3e934dae - std::panicking::try::do_call::h86b1dd6fd2903147
[INFO] [stderr]                                  at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/panicking.rs:492:40
[INFO] [stderr]     24:     0x55eb3e934dae - std::panicking::try::h06cba322e163361a
[INFO] [stderr]                                  at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/panicking.rs:456:19
[INFO] [stderr]     25:     0x55eb3e934dae - std::panic::catch_unwind::h77fc4ef3c419c34e
[INFO] [stderr]                                  at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/panic.rs:137:14
[INFO] [stderr]     26:     0x55eb3e934dae - std::rt::lang_start_internal::{{closure}}::h6786ee70f1cf45dc
[INFO] [stderr]                                  at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/rt.rs:128:48
[INFO] [stderr]     27:     0x55eb3e934dae - std::panicking::try::do_call::h682a3324f06cc1bc
[INFO] [stderr]                                  at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/panicking.rs:492:40
[INFO] [stderr]     28:     0x55eb3e934dae - std::panicking::try::h09ce465b693a7cf9
[INFO] [stderr]                                  at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/panicking.rs:456:19
[INFO] [stderr]     29:     0x55eb3e934dae - std::panic::catch_unwind::h5eb4cb244476317c
[INFO] [stderr]                                  at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/panic.rs:137:14
[INFO] [stderr]     30:     0x55eb3e934dae - std::rt::lang_start_internal::hba2d4a4771a618dc
[INFO] [stderr]                                  at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/rt.rs:128:20
[INFO] [stderr]     31:     0x55eb3e770010 - std::rt::lang_start::hb3489b998ecec3b8
[INFO] [stderr]                                  at /rustc/daf68b1f766e67ffe040260b15c218301853386a/library/std/src/rt.rs:144:17
[INFO] [stderr]     32:     0x55eb3e770fdc - main
[INFO] [stderr]     33:     0x7f2992dda0b3 - __libc_start_main
[INFO] [stderr]     34:     0x55eb3e76deee - _start
[INFO] [stderr]     35:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "1945389f06972a9bfe4920144a687427e29ab5ce1bc981aa681cc211b755f358", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1945389f06972a9bfe4920144a687427e29ab5ce1bc981aa681cc211b755f358", kill_on_drop: false }`
[INFO] [stdout] 1945389f06972a9bfe4920144a687427e29ab5ce1bc981aa681cc211b755f358