[INFO] fetching crate curve25519-fiat 0.1.4...
[INFO] testing curve25519-fiat-0.1.4 against 1.100.0-beta.1+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate curve25519-fiat 0.1.4 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate curve25519-fiat 0.1.4
[INFO] finished tweaking crates.io crate curve25519-fiat 0.1.4
[INFO] tweaked toml for crates.io crate curve25519-fiat 0.1.4 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate curve25519-fiat 0.1.4 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 10 packages to highest compatible versions
[INFO] [stderr]       Adding sha2 v0.8.2 (available: v0.11.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 03466b5c90a8ae7cd2f889d416b0d9c2f80a45b1af98f2f176547d882770f784
[INFO] running `Command { std: "docker" "start" "03466b5c90a8ae7cd2f889d416b0d9c2f80a45b1af98f2f176547d882770f784", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "03466b5c90a8ae7cd2f889d416b0d9c2f80a45b1af98f2f176547d882770f784", 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" "03466b5c90a8ae7cd2f889d416b0d9c2f80a45b1af98f2f176547d882770f784" "/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" "03466b5c90a8ae7cd2f889d416b0d9c2f80a45b1af98f2f176547d882770f784", 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" "03466b5c90a8ae7cd2f889d416b0d9c2f80a45b1af98f2f176547d882770f784" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling generic-array v0.12.4
[INFO] [stderr]    Compiling byte-tools v0.3.1
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling fake-simd v0.1.2
[INFO] [stderr]    Compiling opaque-debug v0.2.3
[INFO] [stderr]    Compiling block-padding v0.1.5
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling digest v0.8.1
[INFO] [stderr]    Compiling sha2 v0.8.2
[INFO] [stderr]    Compiling curve25519-fiat v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr] error: failed to run custom build command for `curve25519-fiat v0.1.4 (/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/curve25519-fiat/65278a6860f8c272/out/build_script_build` (exit status: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   Dir is: "/opt/rustwide/workdir"
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr] 
[INFO] [stderr]   thread 'main' (139) panicked at build.rs:67:47:
[INFO] [stderr]   could not remove fiat-crypto: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x5a23bf5bf251 - <<std[617be2ca0a6fd877]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[a373ad73a504971]::fmt::Display>::fmt
[INFO] [stderr]      1:     0x5a23bf5d1c2a - core[a373ad73a504971]::fmt::write
[INFO] [stderr]      2:     0x5a23bf5c411c - <std[617be2ca0a6fd877]::sys::stdio::unix::Stderr as core[a373ad73a504971]::io::write::Write>::write_fmt
[INFO] [stderr]      3:     0x5a23bf5a0e76 - std[617be2ca0a6fd877]::panicking::default_hook::{closure#0}
[INFO] [stderr]      4:     0x5a23bf5b9db1 - std[617be2ca0a6fd877]::panicking::default_hook
[INFO] [stderr]      5:     0x5a23bf5b9f6b - std[617be2ca0a6fd877]::panicking::panic_with_hook
[INFO] [stderr]      6:     0x5a23bf5a0f22 - std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}
[INFO] [stderr]      7:     0x5a23bf599de9 - std[617be2ca0a6fd877]::sys::backtrace::__rust_end_short_backtrace::<std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}, !>
[INFO] [stderr]      8:     0x5a23bf5a16ed - __rustc[ea4f61d10b84890b]::rust_begin_unwind
[INFO] [stderr]      9:     0x5a23bf5d235c - core[a373ad73a504971]::panicking::panic_fmt
[INFO] [stderr]     10:     0x5a23bf5d2132 - core[a373ad73a504971]::result::unwrap_failed
[INFO] [stderr]     11:     0x5a23bf586820 - <core[a373ad73a504971]::result::Result<(), core[a373ad73a504971]::io::error::Error>>::expect
[INFO] [stderr]     12:     0x5a23bf585a3b - build_script_build[7d89f1c966006e6d]::main
[INFO] [stderr]     13:     0x5a23bf58810b - <fn() as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]     14:     0x5a23bf5848ee - std[617be2ca0a6fd877]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stderr]     15:     0x5a23bf585089 - std[617be2ca0a6fd877]::rt::lang_start::<()>::{closure#0}
[INFO] [stderr]     16:     0x5a23bf5b9228 - std[617be2ca0a6fd877]::rt::lang_start_internal
[INFO] [stderr]     17:     0x5a23bf583ff1 - std[617be2ca0a6fd877]::rt::lang_start::<()>
[INFO] [stderr]     18:     0x5a23bf5882c5 - main
[INFO] [stderr]     19:     0x7c15b31e8601 - <unknown>
[INFO] [stderr]     20:     0x7c15b31e8718 - __libc_start_main
[INFO] [stderr]     21:     0x5a23bf583025 - _start
[INFO] [stderr]     22:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "03466b5c90a8ae7cd2f889d416b0d9c2f80a45b1af98f2f176547d882770f784", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03466b5c90a8ae7cd2f889d416b0d9c2f80a45b1af98f2f176547d882770f784", kill_on_drop: false }`
[INFO] [stdout] 03466b5c90a8ae7cd2f889d416b0d9c2f80a45b1af98f2f176547d882770f784
