[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] testing ebroto/cargo-minver against beta-2022-02-22 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Febroto%2Fcargo-minver" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ebroto/cargo-minver on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-13/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-13/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" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded anyhow v1.0.26
[INFO] [stderr]   Downloaded hermit-abi v0.1.6
[INFO] [stderr]   Downloaded proc-macro2 v1.0.8
[INFO] [stderr]   Downloaded bincode v1.2.1
[INFO] [stderr]   Downloaded proc-macro-error-attr v0.4.8
[INFO] [stderr]   Downloaded proc-macro-error v0.4.8
[INFO] [stderr]   Downloaded syn v1.0.14
[INFO] [stderr]   Downloaded structopt-derive v0.4.2
[INFO] [stderr]   Downloaded structopt v0.3.9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 69c8a3cff148c38b3b5494b44898cea0b8ac1a4f80c610a1ecf4e10532a23063
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "69c8a3cff148c38b3b5494b44898cea0b8ac1a4f80c610a1ecf4e10532a23063", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "69c8a3cff148c38b3b5494b44898cea0b8ac1a4f80c610a1ecf4e10532a23063", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69c8a3cff148c38b3b5494b44898cea0b8ac1a4f80c610a1ecf4e10532a23063", kill_on_drop: false }`
[INFO] [stdout] 69c8a3cff148c38b3b5494b44898cea0b8ac1a4f80c610a1ecf4e10532a23063
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5e9da8a2422eb475993a69bb24d26a637239e3d5e83f28e043166a1a2fa4485e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "5e9da8a2422eb475993a69bb24d26a637239e3d5e83f28e043166a1a2fa4485e", kill_on_drop: false }`
[INFO] [stderr]    Compiling anyhow v1.0.26
[INFO] [stderr]    Compiling cargo-minver v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling semver v0.9.0
[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-c9a9955cfe5fc067/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:     0x56382a459650 - 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:     0x56382a459650 - 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:     0x56382a459650 - std::sys_common::backtrace::_print_fmt::hbef05ae4237a4d72
[INFO] [stderr]                                  at /rustc/9bc8c42bb2f19e745a63f3445f1ac248fb015e53/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stderr]      3:     0x56382a459650 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h28abce2fdb9884c2
[INFO] [stderr]                                  at /rustc/9bc8c42bb2f19e745a63f3445f1ac248fb015e53/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stderr]      4:     0x56382a0b5b4f - core::fmt::write::h3b84512577ca38a8
[INFO] [stderr]                                  at /rustc/9bc8c42bb2f19e745a63f3445f1ac248fb015e53/library/core/src/fmt/mod.rs:1092:17
[INFO] [stderr]      5:     0x56382a458f31 - std::io::Write::write_fmt::h465f8feea02e2aa1
[INFO] [stderr]                                  at /rustc/9bc8c42bb2f19e745a63f3445f1ac248fb015e53/library/std/src/io/mod.rs:1572:15
[INFO] [stderr]      6:     0x56382a458935 - std::sys_common::backtrace::_print::h525280ee0d29bdde
[INFO] [stderr]                                  at /rustc/9bc8c42bb2f19e745a63f3445f1ac248fb015e53/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stderr]      7:     0x56382a458935 - std::sys_common::backtrace::print::h1f0f5b9f3ef8fb78
[INFO] [stderr]                                  at /rustc/9bc8c42bb2f19e745a63f3445f1ac248fb015e53/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stderr]      8:     0x56382a458935 - std::panicking::default_hook::{{closure}}::ha5838f6faa4a5a8f
[INFO] [stderr]                                  at /rustc/9bc8c42bb2f19e745a63f3445f1ac248fb015e53/library/std/src/panicking.rs:208:50
[INFO] [stderr]      9:     0x56382a457e37 - std::panicking::default_hook::hfb9fe98acb0dcb3b
[INFO] [stderr]                                  at /rustc/9bc8c42bb2f19e745a63f3445f1ac248fb015e53/library/std/src/panicking.rs:225:9
[INFO] [stderr]     10:     0x56382a4579dc - std::panicking::rust_panic_with_hook::hb89f5f19036e6af8
[INFO] [stderr]                                  at /rustc/9bc8c42bb2f19e745a63f3445f1ac248fb015e53/library/std/src/panicking.rs:595:17
[INFO] [stderr]     11:     0x56382a474da8 - std::panicking::begin_panic_handler::{{closure}}::h119e7951427f41da
[INFO] [stderr]                                  at /rustc/9bc8c42bb2f19e745a63f3445f1ac248fb015e53/library/std/src/panicking.rs:497:13
[INFO] [stderr]     12:     0x56382a474d1c - 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:     0x56382a474ccd - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/9bc8c42bb2f19e745a63f3445f1ac248fb015e53/library/std/src/panicking.rs:493:5
[INFO] [stderr]     14:     0x56382a032d00 - core::panicking::panic_fmt::h2242888e8769cd33
[INFO] [stderr]                                  at /rustc/9bc8c42bb2f19e745a63f3445f1ac248fb015e53/library/core/src/panicking.rs:92:14
[INFO] [stderr]     15:     0x56382a0333f2 - core::option::expect_none_failed::hb1edf11f73e63728
[INFO] [stderr]                                  at /rustc/9bc8c42bb2f19e745a63f3445f1ac248fb015e53/library/core/src/option.rs:1329:5
[INFO] [stderr]     16:     0x56382a3609cf - rustup::utils::utils::download_file_with_resume::h93a3c02897311476
[INFO] [stderr]     17:     0x56382a37622a - rustup::dist::manifestation::Manifestation::update::hea52b46f9b6744a0
[INFO] [stderr]     18:     0x56382a41fb5b - rustup::toolchain::DistributableToolchain::add_component::h1daaabb23dc33832
[INFO] [stderr]     19:     0x56382a401cc5 - rustup::cli::rustup_mode::main::h3d75d7ddeef88c66
[INFO] [stderr]     20:     0x56382a04874e - rustup_init::main::hcf1ce6ee9e71e489
[INFO] [stderr]     21:     0x56382a046803 - std::sys_common::backtrace::__rust_begin_short_backtrace::h18fd16721cd8cbad
[INFO] [stderr]     22:     0x56382a04d5e6 - main
[INFO] [stderr]     23:     0x7fbe6647c0b3 - __libc_start_main
[INFO] [stderr]     24:     0x56382a0466e5 - <unknown>
[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:     0x55b7306cfe7c - std::backtrace_rs::backtrace::libunwind::trace::h02555d7ca8aa068a
[INFO] [stderr]                                  at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5
[INFO] [stderr]      1:     0x55b7306cfe7c - std::backtrace_rs::backtrace::trace_unsynchronized::h8555a46024147da8
[INFO] [stderr]                                  at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x55b7306cfe7c - std::sys_common::backtrace::_print_fmt::h4c7f50b4f105da1e
[INFO] [stderr]                                  at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/sys_common/backtrace.rs:66:5
[INFO] [stderr]      3:     0x55b7306cfe7c - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::ha305a40dbc030444
[INFO] [stderr]                                  at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/sys_common/backtrace.rs:45:22
[INFO] [stderr]      4:     0x55b7306efc6c - core::fmt::write::hadd15acf4d6ce273
[INFO] [stderr]                                  at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/core/src/fmt/mod.rs:1190:17
[INFO] [stderr]      5:     0x55b7306ccc58 - std::io::Write::write_fmt::h0f87f6c0c21ec48a
[INFO] [stderr]                                  at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/io/mod.rs:1657:15
[INFO] [stderr]      6:     0x55b7306d1b07 - std::sys_common::backtrace::_print::h0dd5c0810675bd8c
[INFO] [stderr]                                  at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/sys_common/backtrace.rs:48:5
[INFO] [stderr]      7:     0x55b7306d1b07 - std::sys_common::backtrace::print::h20a2155fa0a22ca6
[INFO] [stderr]                                  at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/sys_common/backtrace.rs:35:9
[INFO] [stderr]      8:     0x55b7306d1b07 - std::panicking::default_hook::{{closure}}::habb3b6f3ccdfe00a
[INFO] [stderr]                                  at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panicking.rs:295:22
[INFO] [stderr]      9:     0x55b7306d17cf - std::panicking::default_hook::h1c5cf4d5063a38e4
[INFO] [stderr]                                  at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panicking.rs:314:9
[INFO] [stderr]     10:     0x55b7306d225a - std::panicking::rust_panic_with_hook::hb5de7a3072d2cf59
[INFO] [stderr]                                  at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panicking.rs:698:17
[INFO] [stderr]     11:     0x55b7306d1f47 - std::panicking::begin_panic_handler::{{closure}}::h5106de2f55f1a411
[INFO] [stderr]                                  at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panicking.rs:588:13
[INFO] [stderr]     12:     0x55b7306d0344 - std::sys_common::backtrace::__rust_end_short_backtrace::h5ad5c2a8a003ca72
[INFO] [stderr]                                  at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/sys_common/backtrace.rs:138:18
[INFO] [stderr]     13:     0x55b7306d1c59 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panicking.rs:584:5
[INFO] [stderr]     14:     0x55b7306b1413 - core::panicking::panic_fmt::hfb4b8460cd493e74
[INFO] [stderr]                                  at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/core/src/panicking.rs:143:14
[INFO] [stderr]     15:     0x55b7306b14a3 - core::result::unwrap_failed::hf9b34e307f812de0
[INFO] [stderr]                                  at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/core/src/result.rs:1749:5
[INFO] [stderr]     16:     0x55b7306b4785 - core::result::Result<T,E>::expect::hc4c473bb7b116e32
[INFO] [stderr]                                  at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/core/src/result.rs:1022:23
[INFO] [stderr]     17:     0x55b7306b6ae0 - build_script_build::main::hf202623afc99bb44
[INFO] [stderr]                                  at /opt/rustwide/workdir/build.rs:16:36
[INFO] [stderr]     18:     0x55b7306b70cb - core::ops::function::FnOnce::call_once::h8b8ec1e572b6ce90
[INFO] [stderr]                                  at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/core/src/ops/function.rs:227:5
[INFO] [stderr]     19:     0x55b7306b3aae - std::sys_common::backtrace::__rust_begin_short_backtrace::hf8bf857cf1dd0d9d
[INFO] [stderr]                                  at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/sys_common/backtrace.rs:122:18
[INFO] [stderr]     20:     0x55b7306b6001 - std::rt::lang_start::{{closure}}::hd7e05b70983eaa96
[INFO] [stderr]                                  at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/rt.rs:145:18
[INFO] [stderr]     21:     0x55b7306cf561 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h9e134bb161d17658
[INFO] [stderr]                                  at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/core/src/ops/function.rs:259:13
[INFO] [stderr]     22:     0x55b7306cf561 - std::panicking::try::do_call::h7f361d911648db1a
[INFO] [stderr]                                  at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panicking.rs:492:40
[INFO] [stderr]     23:     0x55b7306cf561 - std::panicking::try::hbe441b12f8ff00e7
[INFO] [stderr]                                  at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panicking.rs:456:19
[INFO] [stderr]     24:     0x55b7306cf561 - std::panic::catch_unwind::h12066b7ab56d7459
[INFO] [stderr]                                  at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panic.rs:137:14
[INFO] [stderr]     25:     0x55b7306cf561 - std::rt::lang_start_internal::{{closure}}::h901c86e61467dcde
[INFO] [stderr]                                  at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/rt.rs:128:48
[INFO] [stderr]     26:     0x55b7306cf561 - std::panicking::try::do_call::h1817b5f028d90a8c
[INFO] [stderr]                                  at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panicking.rs:492:40
[INFO] [stderr]     27:     0x55b7306cf561 - std::panicking::try::hd5afeaf2f0454960
[INFO] [stderr]                                  at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panicking.rs:456:19
[INFO] [stderr]     28:     0x55b7306cf561 - std::panic::catch_unwind::h13348562ae6426ca
[INFO] [stderr]                                  at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panic.rs:137:14
[INFO] [stderr]     29:     0x55b7306cf561 - std::rt::lang_start_internal::hf194c7db73fedcb2
[INFO] [stderr]                                  at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/rt.rs:128:20
[INFO] [stderr]     30:     0x55b7306b5fd0 - std::rt::lang_start::hdd4c61bf95bbcbc8
[INFO] [stderr]                                  at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/rt.rs:144:17
[INFO] [stderr]     31:     0x55b7306b704c - main
[INFO] [stderr]     32:     0x7f26d68e40b3 - __libc_start_main
[INFO] [stderr]     33:     0x55b7306b1b9e - _start
[INFO] [stderr]     34:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "5e9da8a2422eb475993a69bb24d26a637239e3d5e83f28e043166a1a2fa4485e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e9da8a2422eb475993a69bb24d26a637239e3d5e83f28e043166a1a2fa4485e", kill_on_drop: false }`
[INFO] [stdout] 5e9da8a2422eb475993a69bb24d26a637239e3d5e83f28e043166a1a2fa4485e