[INFO] cloning repository https://github.com/ebroto/cargo-minver [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ebroto/cargo-minver" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Febroto%2Fcargo-minver", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Febroto%2Fcargo-minver'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 7ecc4e60758d1e41d92ef7c2d22e49b5b4e18ae8 [INFO] documenting ebroto/cargo-minver against 1.61.0 for beta-1.62-rustdoc-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Febroto%2Fcargo-minver" "/workspace/builds/worker-29/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-29/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ebroto/cargo-minver on toolchain 1.61.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] removed /workspace/builds/worker-29/source/rust-toolchain [INFO] started tweaking git repo https://github.com/ebroto/cargo-minver [INFO] finished tweaking git repo https://github.com/ebroto/cargo-minver [INFO] tweaked toml for git repo https://github.com/ebroto/cargo-minver written to /workspace/builds/worker-29/source/Cargo.toml [INFO] crate git repo https://github.com/ebroto/cargo-minver already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "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 syn v1.0.14 [INFO] [stderr] Downloaded proc-macro-error-attr v0.4.8 [INFO] [stderr] Downloaded hermit-abi v0.1.6 [INFO] [stderr] Downloaded rustversion v1.0.2 [INFO] [stderr] Downloaded proc-macro2 v1.0.8 [INFO] [stderr] Downloaded anyhow v1.0.26 [INFO] [stderr] Downloaded proc-macro-error v0.4.8 [INFO] [stderr] Downloaded structopt v0.3.9 [INFO] [stderr] Downloaded bincode v1.2.1 [INFO] [stderr] Downloaded structopt-derive v0.4.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1ed1b4233fba323f28d11be97da49d6357e3e970020a5679f68fc9689798ad80 [INFO] running `Command { std: "docker" "start" "-a" "1ed1b4233fba323f28d11be97da49d6357e3e970020a5679f68fc9689798ad80", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1ed1b4233fba323f28d11be97da49d6357e3e970020a5679f68fc9689798ad80", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1ed1b4233fba323f28d11be97da49d6357e3e970020a5679f68fc9689798ad80", kill_on_drop: false }` [INFO] [stdout] 1ed1b4233fba323f28d11be97da49d6357e3e970020a5679f68fc9689798ad80 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 07c92c1ddb45ebdc97d659d9f8cdaa061416203348f3981d7b10df80113a614f [INFO] running `Command { std: "docker" "start" "-a" "07c92c1ddb45ebdc97d659d9f8cdaa061416203348f3981d7b10df80113a614f", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.8 [INFO] [stderr] Compiling syn v1.0.14 [INFO] [stderr] Compiling rustversion v1.0.2 [INFO] [stderr] Compiling unicode-segmentation v1.6.0 [INFO] [stderr] Checking unicode-width v0.1.7 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Compiling anyhow v1.0.26 [INFO] [stderr] Compiling cargo-minver v0.0.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking semver-parser v0.7.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] error: failed to run custom build command for `cargo-minver v0.0.0 (/opt/rustwide/workdir)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/cargo-minver-2f35bfe35d4dd2ff/build-script-build` (exit status: 101) [INFO] [stderr] --- stderr [INFO] [stderr] info: downloading component 'rustc-dev' [INFO] [stderr] thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: cleaning up cached downloads [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] Read-only file system (os error 30)', download/src/lib.rs:130:14 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55de7d520650 - std::backtrace_rs::backtrace::libunwind::trace::h63b7a90188ab5fb3 [INFO] [stderr] at /rustc/9bc8c42bb2f19e745a63f3445f1ac248fb015e53/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stderr] 1: 0x55de7d520650 - std::backtrace_rs::backtrace::trace_unsynchronized::h80aefbf9b851eca7 [INFO] [stderr] at /rustc/9bc8c42bb2f19e745a63f3445f1ac248fb015e53/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x55de7d520650 - std::sys_common::backtrace::_print_fmt::hbef05ae4237a4d72 [INFO] [stderr] at /rustc/9bc8c42bb2f19e745a63f3445f1ac248fb015e53/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x55de7d520650 - ::fmt::h28abce2fdb9884c2 [INFO] [stderr] at /rustc/9bc8c42bb2f19e745a63f3445f1ac248fb015e53/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x55de7d17cb4f - core::fmt::write::h3b84512577ca38a8 [INFO] [stderr] at /rustc/9bc8c42bb2f19e745a63f3445f1ac248fb015e53/library/core/src/fmt/mod.rs:1092:17 [INFO] [stderr] 5: 0x55de7d51ff31 - std::io::Write::write_fmt::h465f8feea02e2aa1 [INFO] [stderr] at /rustc/9bc8c42bb2f19e745a63f3445f1ac248fb015e53/library/std/src/io/mod.rs:1572:15 [INFO] [stderr] 6: 0x55de7d51f935 - std::sys_common::backtrace::_print::h525280ee0d29bdde [INFO] [stderr] at /rustc/9bc8c42bb2f19e745a63f3445f1ac248fb015e53/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x55de7d51f935 - std::sys_common::backtrace::print::h1f0f5b9f3ef8fb78 [INFO] [stderr] at /rustc/9bc8c42bb2f19e745a63f3445f1ac248fb015e53/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x55de7d51f935 - std::panicking::default_hook::{{closure}}::ha5838f6faa4a5a8f [INFO] [stderr] at /rustc/9bc8c42bb2f19e745a63f3445f1ac248fb015e53/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x55de7d51ee37 - std::panicking::default_hook::hfb9fe98acb0dcb3b [INFO] [stderr] at /rustc/9bc8c42bb2f19e745a63f3445f1ac248fb015e53/library/std/src/panicking.rs:225:9 [INFO] [stderr] 10: 0x55de7d51e9dc - std::panicking::rust_panic_with_hook::hb89f5f19036e6af8 [INFO] [stderr] at /rustc/9bc8c42bb2f19e745a63f3445f1ac248fb015e53/library/std/src/panicking.rs:595:17 [INFO] [stderr] 11: 0x55de7d53bda8 - std::panicking::begin_panic_handler::{{closure}}::h119e7951427f41da [INFO] [stderr] at /rustc/9bc8c42bb2f19e745a63f3445f1ac248fb015e53/library/std/src/panicking.rs:497:13 [INFO] [stderr] 12: 0x55de7d53bd1c - std::sys_common::backtrace::__rust_end_short_backtrace::hce386c44bf47a128 [INFO] [stderr] at /rustc/9bc8c42bb2f19e745a63f3445f1ac248fb015e53/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x55de7d53bccd - rust_begin_unwind [INFO] [stderr] at /rustc/9bc8c42bb2f19e745a63f3445f1ac248fb015e53/library/std/src/panicking.rs:493:5 [INFO] [stderr] 14: 0x55de7d0f9d00 - core::panicking::panic_fmt::h2242888e8769cd33 [INFO] [stderr] at /rustc/9bc8c42bb2f19e745a63f3445f1ac248fb015e53/library/core/src/panicking.rs:92:14 [INFO] [stderr] 15: 0x55de7d0fa3f2 - core::option::expect_none_failed::hb1edf11f73e63728 [INFO] [stderr] at /rustc/9bc8c42bb2f19e745a63f3445f1ac248fb015e53/library/core/src/option.rs:1329:5 [INFO] [stderr] 16: 0x55de7d4279cf - rustup::utils::utils::download_file_with_resume::h93a3c02897311476 [INFO] [stderr] 17: 0x55de7d43d22a - rustup::dist::manifestation::Manifestation::update::hea52b46f9b6744a0 [INFO] [stderr] 18: 0x55de7d4e6b5b - rustup::toolchain::DistributableToolchain::add_component::h1daaabb23dc33832 [INFO] [stderr] 19: 0x55de7d4c8cc5 - rustup::cli::rustup_mode::main::h3d75d7ddeef88c66 [INFO] [stderr] 20: 0x55de7d10f74e - rustup_init::main::hcf1ce6ee9e71e489 [INFO] [stderr] 21: 0x55de7d10d803 - std::sys_common::backtrace::__rust_begin_short_backtrace::h18fd16721cd8cbad [INFO] [stderr] 22: 0x55de7d1145e6 - main [INFO] [stderr] 23: 0x7f0256dbc0b3 - __libc_start_main [INFO] [stderr] 24: 0x55de7d10d6e5 - [INFO] [stderr] thread 'main' panicked at 'failed to read rust-toolchain file: Os { code: 2, kind: NotFound, message: "No such file or directory" }', build.rs:16:73 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x5567c713bb8d - std::backtrace_rs::backtrace::libunwind::trace::h22893a5306c091b4 [INFO] [stderr] at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5 [INFO] [stderr] 1: 0x5567c713bb8d - std::backtrace_rs::backtrace::trace_unsynchronized::h29c3bc6f9e91819d [INFO] [stderr] at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x5567c713bb8d - std::sys_common::backtrace::_print_fmt::he497d8a0ec903793 [INFO] [stderr] at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/std/src/sys_common/backtrace.rs:66:5 [INFO] [stderr] 3: 0x5567c713bb8d - ::fmt::h9c2a9d2774d81873 [INFO] [stderr] at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/std/src/sys_common/backtrace.rs:45:22 [INFO] [stderr] 4: 0x5567c715910c - core::fmt::write::hba4337c43d992f49 [INFO] [stderr] at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/core/src/fmt/mod.rs:1194:17 [INFO] [stderr] 5: 0x5567c7139c81 - std::io::Write::write_fmt::heb73de6e02cfabed [INFO] [stderr] at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/std/src/io/mod.rs:1655:15 [INFO] [stderr] 6: 0x5567c713d335 - std::sys_common::backtrace::_print::h63c8b24acdd8e8ce [INFO] [stderr] at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/std/src/sys_common/backtrace.rs:48:5 [INFO] [stderr] 7: 0x5567c713d335 - std::sys_common::backtrace::print::h426700d6240cdcc2 [INFO] [stderr] at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/std/src/sys_common/backtrace.rs:35:9 [INFO] [stderr] 8: 0x5567c713d335 - std::panicking::default_hook::{{closure}}::hc9a76eed0b18f82b [INFO] [stderr] at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/std/src/panicking.rs:295:22 [INFO] [stderr] 9: 0x5567c713cfe9 - std::panicking::default_hook::h2e88d02087fae196 [INFO] [stderr] at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/std/src/panicking.rs:314:9 [INFO] [stderr] 10: 0x5567c713d882 - std::panicking::rust_panic_with_hook::habfdcc2e90f9fd4c [INFO] [stderr] at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/std/src/panicking.rs:698:17 [INFO] [stderr] 11: 0x5567c713d767 - std::panicking::begin_panic_handler::{{closure}}::he054b2a83a51d2cd [INFO] [stderr] at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/std/src/panicking.rs:588:13 [INFO] [stderr] 12: 0x5567c713c044 - std::sys_common::backtrace::__rust_end_short_backtrace::ha48b94ab49b30915 [INFO] [stderr] at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/std/src/sys_common/backtrace.rs:138:18 [INFO] [stderr] 13: 0x5567c713d499 - rust_begin_unwind [INFO] [stderr] at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/std/src/panicking.rs:584:5 [INFO] [stderr] 14: 0x5567c711a453 - core::panicking::panic_fmt::h366d3a309ae17c94 [INFO] [stderr] at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/core/src/panicking.rs:143:14 [INFO] [stderr] 15: 0x5567c711a4e3 - core::result::unwrap_failed::hddd78f4658ac7d0f [INFO] [stderr] at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/core/src/result.rs:1785:5 [INFO] [stderr] 16: 0x5567c711d3e5 - core::result::Result::expect::h3090481a6e4270c0 [INFO] [stderr] at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/core/src/result.rs:1035:23 [INFO] [stderr] 17: 0x5567c71209ef - build_script_build::main::he9ab1332b95c7a3f [INFO] [stderr] at /opt/rustwide/workdir/build.rs:16:36 [INFO] [stderr] 18: 0x5567c7120c1b - core::ops::function::FnOnce::call_once::h350c3da38c537b86 [INFO] [stderr] at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 19: 0x5567c711cace - std::sys_common::backtrace::__rust_begin_short_backtrace::hbfe8e391234434b4 [INFO] [stderr] at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/std/src/sys_common/backtrace.rs:122:18 [INFO] [stderr] 20: 0x5567c711f661 - std::rt::lang_start::{{closure}}::h898a0fe173b65449 [INFO] [stderr] at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/std/src/rt.rs:145:18 [INFO] [stderr] 21: 0x5567c71366fe - core::ops::function::impls:: for &F>::call_once::had4f69b3aefb47a8 [INFO] [stderr] at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 22: 0x5567c71366fe - std::panicking::try::do_call::hf2ad5355fcafe775 [INFO] [stderr] at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/std/src/panicking.rs:492:40 [INFO] [stderr] 23: 0x5567c71366fe - std::panicking::try::h0a63ac363423e61e [INFO] [stderr] at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/std/src/panicking.rs:456:19 [INFO] [stderr] 24: 0x5567c71366fe - std::panic::catch_unwind::h18088edcecb8693a [INFO] [stderr] at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/std/src/panic.rs:137:14 [INFO] [stderr] 25: 0x5567c71366fe - std::rt::lang_start_internal::{{closure}}::ha7dad166dc711761 [INFO] [stderr] at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/std/src/rt.rs:128:48 [INFO] [stderr] 26: 0x5567c71366fe - std::panicking::try::do_call::hda0c61bf3a57d6e6 [INFO] [stderr] at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/std/src/panicking.rs:492:40 [INFO] [stderr] 27: 0x5567c71366fe - std::panicking::try::hbc940e68560040a9 [INFO] [stderr] at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/std/src/panicking.rs:456:19 [INFO] [stderr] 28: 0x5567c71366fe - std::panic::catch_unwind::haed0df2aeb3fa368 [INFO] [stderr] at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/std/src/panic.rs:137:14 [INFO] [stderr] 29: 0x5567c71366fe - std::rt::lang_start_internal::h9c06694362b5b80c [INFO] [stderr] at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/std/src/rt.rs:128:20 [INFO] [stderr] 30: 0x5567c711f630 - std::rt::lang_start::h720d68ad972976df [INFO] [stderr] at /rustc/fe5b13d681f25ee6474be29d748c65adcd91f69e/library/std/src/rt.rs:144:17 [INFO] [stderr] 31: 0x5567c7120bec - main [INFO] [stderr] 32: 0x7fa0d9dd40b3 - __libc_start_main [INFO] [stderr] 33: 0x5567c711a64e - _start [INFO] [stderr] 34: 0x0 - [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "07c92c1ddb45ebdc97d659d9f8cdaa061416203348f3981d7b10df80113a614f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "07c92c1ddb45ebdc97d659d9f8cdaa061416203348f3981d7b10df80113a614f", kill_on_drop: false }` [INFO] [stdout] 07c92c1ddb45ebdc97d659d9f8cdaa061416203348f3981d7b10df80113a614f