[INFO] fetching crate getargv 0.2.6...
[INFO] testing getargv-0.2.6 against 1.100.0-beta.1+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate getargv 0.2.6 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate getargv 0.2.6
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate getargv 0.2.6
[INFO] tweaked toml for crates.io crate getargv 0.2.6 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate getargv 0.2.6 on toolchain 1.100.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate getargv 0.2.6 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" "+1.100.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 49a872bce93cd873ec03bf620454bb428bbaaf10e1ad8698ffb0a979f8c75bd2
[INFO] running `Command { std: "docker" "start" "49a872bce93cd873ec03bf620454bb428bbaaf10e1ad8698ffb0a979f8c75bd2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "49a872bce93cd873ec03bf620454bb428bbaaf10e1ad8698ffb0a979f8c75bd2", 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" "49a872bce93cd873ec03bf620454bb428bbaaf10e1ad8698ffb0a979f8c75bd2" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "49a872bce93cd873ec03bf620454bb428bbaaf10e1ad8698ffb0a979f8c75bd2", 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" "49a872bce93cd873ec03bf620454bb428bbaaf10e1ad8698ffb0a979f8c75bd2" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling getargv v0.2.6 (/opt/rustwide/workdir)
[INFO] [stderr] error: failed to run custom build command for `getargv v0.2.6 (/opt/rustwide/workdir)`
[INFO] [stderr] note: To improve backtraces for build dependencies, set the CARGO_PROFILE_RELEASE_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/release/build/getargv/ddee2ad8c4c1fd31/out/build_script_build` (exit status: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr] 
[INFO] [stderr]   thread 'main' (74) panicked at build.rs:18:9:
[INFO] [stderr]   The KERN_PROCARGS2 sysctl only exists in xnu kernels, BSD or Linux users should just read /proc/$PID/cmdline which is much easier and faster, Solaris users should use pargs.
[INFO] [stderr]   If you are writing a cross platform program, you can depend on this crate only on macOS by specifying the dependency as:
[INFO] [stderr]   [target.'cfg(target_vendor = "apple")'.dependencies]
[INFO] [stderr]   getargv = "0.2.6"
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x5a2bd8e90ec1 - <<std[617be2ca0a6fd877]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[a373ad73a504971]::fmt::Display>::fmt
[INFO] [stderr]      1:     0x5a2bd8ea191a - core[a373ad73a504971]::fmt::write
[INFO] [stderr]      2:     0x5a2bd8e9463c - <std[617be2ca0a6fd877]::sys::stdio::unix::Stderr as core[a373ad73a504971]::io::write::Write>::write_fmt
[INFO] [stderr]      3:     0x5a2bd8e7a9c6 - std[617be2ca0a6fd877]::panicking::default_hook::{closure#0}
[INFO] [stderr]      4:     0x5a2bd8e8d491 - std[617be2ca0a6fd877]::panicking::default_hook
[INFO] [stderr]      5:     0x5a2bd8e8d64b - std[617be2ca0a6fd877]::panicking::panic_with_hook
[INFO] [stderr]      6:     0x5a2bd8e7aaa4 - std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}
[INFO] [stderr]      7:     0x5a2bd8e73b49 - std[617be2ca0a6fd877]::sys::backtrace::__rust_end_short_backtrace::<std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}, !>
[INFO] [stderr]      8:     0x5a2bd8e7b23d - __rustc[ea4f61d10b84890b]::rust_begin_unwind
[INFO] [stderr]      9:     0x5a2bd8ea204c - core[a373ad73a504971]::panicking::panic_fmt
[INFO] [stderr]     10:     0x5a2bd8e691fe - build_script_build[966fadb1e5c4b8f1]::ensure_apple
[INFO] [stderr]     11:     0x5a2bd8e69449 - build_script_build[966fadb1e5c4b8f1]::main
[INFO] [stderr]     12:     0x5a2bd8e698a3 - <fn() as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]     13:     0x5a2bd8e68ee6 - std[617be2ca0a6fd877]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stderr]     14:     0x5a2bd8e69009 - std[617be2ca0a6fd877]::rt::lang_start::<()>::{closure#0}
[INFO] [stderr]     15:     0x5a2bd8e8c908 - std[617be2ca0a6fd877]::rt::lang_start_internal
[INFO] [stderr]     16:     0x5a2bd8e68c01 - std[617be2ca0a6fd877]::rt::lang_start::<()>
[INFO] [stderr]     17:     0x5a2bd8e698e5 - main
[INFO] [stderr]     18:     0x73b635f6b601 - <unknown>
[INFO] [stderr]     19:     0x73b635f6b718 - __libc_start_main
[INFO] [stderr]     20:     0x5a2bd8e689e5 - _start
[INFO] [stderr]     21:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "49a872bce93cd873ec03bf620454bb428bbaaf10e1ad8698ffb0a979f8c75bd2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49a872bce93cd873ec03bf620454bb428bbaaf10e1ad8698ffb0a979f8c75bd2", kill_on_drop: false }`
[INFO] [stdout] 49a872bce93cd873ec03bf620454bb428bbaaf10e1ad8698ffb0a979f8c75bd2
