[INFO] cloning repository https://github.com/scanlime/bandsocks
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/scanlime/bandsocks" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fscanlime%2Fbandsocks", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fscanlime%2Fbandsocks'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 457c073e262da1d85b40eb2cce8e661fe829e661
[INFO] testing scanlime/bandsocks against 1.54.0 for beta-1.55-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fscanlime%2Fbandsocks" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/scanlime/bandsocks on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/scanlime/bandsocks
[INFO] finished tweaking git repo https://github.com/scanlime/bandsocks
[INFO] tweaked toml for git repo https://github.com/scanlime/bandsocks written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/scanlime/bandsocks already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8c79170786bddeb6b20abfba25c337589c0a89546c374eb307b6313ddd4e4827
[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" "8c79170786bddeb6b20abfba25c337589c0a89546c374eb307b6313ddd4e4827", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8c79170786bddeb6b20abfba25c337589c0a89546c374eb307b6313ddd4e4827", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c79170786bddeb6b20abfba25c337589c0a89546c374eb307b6313ddd4e4827", kill_on_drop: false }`
[INFO] [stdout] 8c79170786bddeb6b20abfba25c337589c0a89546c374eb307b6313ddd4e4827
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--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] f7c98f0580fd2c48d0748df1b182f91ec39c59159b0c074c14fd1aa748bf53ed
[INFO] running `Command { std: "docker" "start" "-a" "f7c98f0580fd2c48d0748df1b182f91ec39c59159b0c074c14fd1aa748bf53ed", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling syn v1.0.53
[INFO] [stderr]    Compiling once_cell v1.5.2
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling http v0.2.1
[INFO] [stderr]    Compiling build-deps v0.1.4
[INFO] [stderr]    Compiling want v0.3.0
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling futures-task v0.3.8
[INFO] [stderr]    Compiling bandsocks v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling block-buffer v0.9.0
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr] error: failed to run custom build command for `bandsocks v0.2.2 (/opt/rustwide/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/bandsocks-f3be0fad10bf2c3d/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   cargo:rerun-if-changed=sand/sand-Cargo.toml
[INFO] [stderr]   cargo:rerun-if-changed=sand/sand-Cargo.lock
[INFO] [stderr]   cargo:rerun-if-changed=sand/src/abi.rs
[INFO] [stderr]   cargo:rerun-if-changed=sand/src/binformat/elf64.rs
[INFO] [stderr]   cargo:rerun-if-changed=sand/src/binformat/mod.rs
[INFO] [stderr]   cargo:rerun-if-changed=sand/src/binformat/script.rs
[INFO] [stderr]   cargo:rerun-if-changed=sand/src/init.rs
[INFO] [stderr]   cargo:rerun-if-changed=sand/src/ipc.rs
[INFO] [stderr]   cargo:rerun-if-changed=sand/src/lib.rs
[INFO] [stderr]   cargo:rerun-if-changed=sand/src/main.rs
[INFO] [stderr]   cargo:rerun-if-changed=sand/src/mem/kernel.rs
[INFO] [stderr]   cargo:rerun-if-changed=sand/src/mem/maps.rs
[INFO] [stderr]   cargo:rerun-if-changed=sand/src/mem/mod.rs
[INFO] [stderr]   cargo:rerun-if-changed=sand/src/mem/page.rs
[INFO] [stderr]   cargo:rerun-if-changed=sand/src/mem/rw.rs
[INFO] [stderr]   cargo:rerun-if-changed=sand/src/mem/string.rs
[INFO] [stderr]   cargo:rerun-if-changed=sand/src/nolibc.rs
[INFO] [stderr]   cargo:rerun-if-changed=sand/src/parser.rs
[INFO] [stderr]   cargo:rerun-if-changed=sand/src/process/mod.rs
[INFO] [stderr]   cargo:rerun-if-changed=sand/src/process/stack.rs
[INFO] [stderr]   cargo:rerun-if-changed=sand/src/process/table.rs
[INFO] [stderr]   cargo:rerun-if-changed=sand/src/process/task.rs
[INFO] [stderr]   cargo:rerun-if-changed=sand/src/ptrace.rs
[INFO] [stderr]   cargo:rerun-if-changed=sand/src/remote/file.rs
[INFO] [stderr]   cargo:rerun-if-changed=sand/src/remote/mod.rs
[INFO] [stderr]   cargo:rerun-if-changed=sand/src/remote/scratchpad.rs
[INFO] [stderr]   cargo:rerun-if-changed=sand/src/remote/trampoline.rs
[INFO] [stderr]   cargo:rerun-if-changed=sand/src/seccomp.rs
[INFO] [stderr]   cargo:rerun-if-changed=sand/src/syscall/dispatch.rs
[INFO] [stderr]   cargo:rerun-if-changed=sand/src/syscall/fs.rs
[INFO] [stderr]   cargo:rerun-if-changed=sand/src/syscall/mod.rs
[INFO] [stderr]   cargo:rerun-if-changed=sand/src/syscall/result.rs
[INFO] [stderr]   cargo:rerun-if-changed=sand/src/syscall/user.rs
[INFO] [stderr]   cargo:rerun-if-changed=sand/src/tracer.rs
[INFO] [stderr]   cargo:rerun-if-changed=protocol/src/abi.rs
[INFO] [stderr]   cargo:rerun-if-changed=protocol/src/buffer.rs
[INFO] [stderr]   cargo:rerun-if-changed=protocol/src/de.rs
[INFO] [stderr]   cargo:rerun-if-changed=protocol/src/lib.rs
[INFO] [stderr]   cargo:rerun-if-changed=protocol/src/messages.rs
[INFO] [stderr]   cargo:rerun-if-changed=protocol/src/ser.rs
[INFO] [stderr]   cargo:rerun-if-changed=protocol/src/tests.rs
[INFO] [stderr]   cargo:rerun-if-changed=protocol/src/types.rs
[INFO] [stderr]   cargo:rerun-if-changed=protocol/Cargo.toml
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr]   error: toolchain 'nightly-x86_64-unknown-linux-gnu' is not installed
[INFO] [stderr]   thread 'main' panicked at 'assertion failed: result.unwrap().success()', build.rs:52:9
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x564a6a1740a0 - std::backtrace_rs::backtrace::libunwind::trace::h34055254b57d8e79
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stderr]      1:     0x564a6a1740a0 - std::backtrace_rs::backtrace::trace_unsynchronized::h8f1e3fbd9afff6ec
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x564a6a1740a0 - std::sys_common::backtrace::_print_fmt::h3a99a796b770c360
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stderr]      3:     0x564a6a1740a0 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h32d1f94a80615d18
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stderr]      4:     0x564a6a192bbc - core::fmt::write::h306731c068f7162c
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/fmt/mod.rs:1110:17
[INFO] [stderr]      5:     0x564a6a171e45 - std::io::Write::write_fmt::hd2fa90334eee2a21
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/io/mod.rs:1588:15
[INFO] [stderr]      6:     0x564a6a1761bb - std::sys_common::backtrace::_print::h5abaa2601a852287
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stderr]      7:     0x564a6a1761bb - std::sys_common::backtrace::print::h8d81445442bb638f
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stderr]      8:     0x564a6a1761bb - std::panicking::default_hook::{{closure}}::hcfe804496a9fa747
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:208:50
[INFO] [stderr]      9:     0x564a6a175c91 - std::panicking::default_hook::hbea8e3ccf2ba8901
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:225:9
[INFO] [stderr]     10:     0x564a6a176884 - std::panicking::rust_panic_with_hook::h7ee9e1a2d0f8975a
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:622:17
[INFO] [stderr]     11:     0x564a6a176337 - std::panicking::begin_panic_handler::{{closure}}::h8ab3b4491718b2c7
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:517:13
[INFO] [stderr]     12:     0x564a6a17459c - std::sys_common::backtrace::__rust_end_short_backtrace::hd489062ffa586a9f
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stderr]     13:     0x564a6a1762c9 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:515:5
[INFO] [stderr]     14:     0x564a6a127381 - core::panicking::panic_fmt::hca6330e3e14086b4
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/panicking.rs:92:14
[INFO] [stderr]     15:     0x564a6a1272cd - core::panicking::panic::h1a48d878ff3dcd40
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/panicking.rs:50:5
[INFO] [stderr]     16:     0x564a6a136beb - build_script_build::main::h04600623993020cd
[INFO] [stderr]                                  at /opt/rustwide/workdir/build.rs:52:9
[INFO] [stderr]     17:     0x564a6a130d0b - core::ops::function::FnOnce::call_once::h71f4db98f7c8e456
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/ops/function.rs:227:5
[INFO] [stderr]     18:     0x564a6a12ca1e - std::sys_common::backtrace::__rust_begin_short_backtrace::hed8128fa9fbbf945
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stderr]     19:     0x564a6a12fc21 - std::rt::lang_start::{{closure}}::h0a4944c11011b75d
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/rt.rs:49:18
[INFO] [stderr]     20:     0x564a6a176d89 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h2aabc384aab89b7b
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/ops/function.rs:259:13
[INFO] [stderr]     21:     0x564a6a176d89 - std::panicking::try::do_call::hc5fcacb7a85fc7b1
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:401:40
[INFO] [stderr]     22:     0x564a6a176d89 - std::panicking::try::hb5d9603af3abbe3a
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:365:19
[INFO] [stderr]     23:     0x564a6a176d89 - std::panic::catch_unwind::h98fe6ac3925e64b4
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panic.rs:434:14
[INFO] [stderr]     24:     0x564a6a176d89 - std::rt::lang_start_internal::h22ac7383c516f93e
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/rt.rs:34:21
[INFO] [stderr]     25:     0x564a6a12fc00 - std::rt::lang_start::h23853574d5d7ea20
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/rt.rs:48:5
[INFO] [stderr]     26:     0x564a6a136ddc - main
[INFO] [stderr]     27:     0x7fcf11d0d0b3 - __libc_start_main
[INFO] [stderr]     28:     0x564a6a127ade - _start
[INFO] [stderr]     29:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "f7c98f0580fd2c48d0748df1b182f91ec39c59159b0c074c14fd1aa748bf53ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7c98f0580fd2c48d0748df1b182f91ec39c59159b0c074c14fd1aa748bf53ed", kill_on_drop: false }`
[INFO] [stdout] f7c98f0580fd2c48d0748df1b182f91ec39c59159b0c074c14fd1aa748bf53ed
