[INFO] cloning repository https://github.com/Ameobea/snapmeo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Ameobea/snapmeo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAmeobea%2Fsnapmeo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAmeobea%2Fsnapmeo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 29c2082ae86b960655a2a31c611bc8f72d01597c
[INFO] checking Ameobea/snapmeo against try#18c1d185ac7a6a3bf399296b35e4b2736809a756 for pr-146972
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAmeobea%2Fsnapmeo" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Ameobea/snapmeo
[INFO] finished tweaking git repo https://github.com/Ameobea/snapmeo
[INFO] tweaked toml for git repo https://github.com/Ameobea/snapmeo written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Ameobea/snapmeo on toolchain 18c1d185ac7a6a3bf399296b35e4b2736809a756
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+18c1d185ac7a6a3bf399296b35e4b2736809a756" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Ameobea/snapmeo 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" "+18c1d185ac7a6a3bf399296b35e4b2736809a756" "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/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+18c1d185ac7a6a3bf399296b35e4b2736809a756" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 27291e77504d7870f6846ba31c7e119f0ff24b306b7e1a33df7e6ee36b109da6
[INFO] running `Command { std: "docker" "start" "-a" "27291e77504d7870f6846ba31c7e119f0ff24b306b7e1a33df7e6ee36b109da6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "27291e77504d7870f6846ba31c7e119f0ff24b306b7e1a33df7e6ee36b109da6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27291e77504d7870f6846ba31c7e119f0ff24b306b7e1a33df7e6ee36b109da6", kill_on_drop: false }`
[INFO] [stdout] 27291e77504d7870f6846ba31c7e119f0ff24b306b7e1a33df7e6ee36b109da6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+18c1d185ac7a6a3bf399296b35e4b2736809a756" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2ce8ff2a6dc72d010e0eb88c8063505ec858b2251d68d0b4b99ac9863ee8c9c6
[INFO] running `Command { std: "docker" "start" "-a" "2ce8ff2a6dc72d010e0eb88c8063505ec858b2251d68d0b4b99ac9863ee8c9c6", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.74
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling cc v1.0.58
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling pkg-config v0.3.18
[INFO] [stderr]     Checking futures-core v0.3.5
[INFO] [stderr]     Checking bytes v0.5.6
[INFO] [stderr]    Compiling syn v1.0.38
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling pin-project-internal v0.4.23
[INFO] [stderr]    Compiling hashbrown v0.8.1
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]     Checking pin-project-lite v0.1.7
[INFO] [stderr]    Compiling indexmap v1.5.0
[INFO] [stderr]    Compiling openssl v0.10.30
[INFO] [stderr]     Checking once_cell v1.4.0
[INFO] [stderr]     Checking tracing-core v0.1.13
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]     Checking tinyvec v0.3.3
[INFO] [stderr]     Checking futures-sink v0.3.5
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]     Checking futures-task v0.3.5
[INFO] [stderr]    Compiling version-compare v0.0.10
[INFO] [stderr]     Checking futures-io v0.3.5
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]     Checking unicode-normalization v0.1.13
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]     Checking openssl-probe v0.1.2
[INFO] [stderr]    Compiling sdl2-sys v0.34.2
[INFO] [stderr]     Checking futures-channel v0.3.5
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling encoding_rs v0.8.23
[INFO] [stderr]     Checking http v0.2.1
[INFO] [stderr]     Checking tower-service v0.3.0
[INFO] [stderr]     Checking tracing v0.1.18
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking adler v0.2.3
[INFO] [stderr]     Checking crc32fast v1.2.0
[INFO] [stderr]    Compiling sdl2 v0.34.2
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling xcb v0.8.2
[INFO] [stderr]     Checking dtoa v0.4.6
[INFO] [stderr]    Compiling scrap v0.5.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking ipnet v2.3.0
[INFO] [stderr]     Checking base64 v0.12.3
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking net2 v0.2.34
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking socket2 v0.3.12
[INFO] [stderr]     Checking miniz_oxide v0.4.0
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stdout] error[E0512]: cannot transmute between types of different sizes, or dependently-sized types
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/socket2-0.3.12/src/sockaddr.rs:176:9
[INFO] [stdout]     |
[INFO] [stdout] 176 |         mem::transmute::<SocketAddrV4, sockaddr_in>(v4);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: source type: `SocketAddrV4` (48 bits)
[INFO] [stdout]     = note: target type: `sockaddr_in` (128 bits)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stdout] For more information about this error, try `rustc --explain E0512`.
[INFO] [stdout] 
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr] error: could not compile `socket2` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: failed to run custom build command for `xcb v0.8.2`
[INFO] [stderr] note: To improve backtraces for build dependencies, set the CARGO_PROFILE_DEV_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/debug/build/xcb-60b88ece9405a2bd/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   error occured in handler:  ('error:   ', ('xcb', 'XPrint', 'BadSequence'))
[INFO] [stderr]   Traceback (most recent call last):
[INFO] [stderr]     File "/opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/xcb-0.8.2/rs_client.py", line 2448, in <module>
[INFO] [stderr]       module.generate()
[INFO] [stderr]     File "/opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/xcb-0.8.2/xcbgen/state.py", line 108, in generate
[INFO] [stderr]       self.close()
[INFO] [stderr]     File "/opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/xcb-0.8.2/rs_client.py", line 296, in rs_close
[INFO] [stderr]       _f.writeout(os.path.join(module.rs_srcdir, "ffi", "%s.rs" % _module_name(_ns.ext_name)))
[INFO] [stderr]     File "/opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/xcb-0.8.2/rs_client.py", line 114, in writeout
[INFO] [stderr]       with open(path, 'w') as f:
[INFO] [stderr]            ^^^^^^^^^^^^^^^
[INFO] [stderr]   OSError: [Errno 30] Read-only file system: '/opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/xcb-0.8.2/src/ffi/x_print.rs'
[INFO] [stderr] 
[INFO] [stderr]   thread 'main' (967) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/xcb-0.8.2/build.rs:75:17:
[INFO] [stderr]   processing of /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/xcb-0.8.2/xml/xprint.xml returned non-zero (1)
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x62cbceb6f762 - std[f5b73ab62149f354]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stderr]                                  at /rustc/18c1d185ac7a6a3bf399296b35e4b2736809a756/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]      1:     0x62cbceb6f762 - std[f5b73ab62149f354]::backtrace_rs::backtrace::trace_unsynchronized::<std[f5b73ab62149f354]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stderr]                                  at /rustc/18c1d185ac7a6a3bf399296b35e4b2736809a756/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]      2:     0x62cbceb6f762 - std[f5b73ab62149f354]::sys::backtrace::_print_fmt
[INFO] [stderr]                                  at /rustc/18c1d185ac7a6a3bf399296b35e4b2736809a756/library/std/src/sys/backtrace.rs:68:9
[INFO] [stderr]      3:     0x62cbceb6f762 - <<std[f5b73ab62149f354]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[7c9bcc88e4c2614d]::fmt::Display>::fmt
[INFO] [stderr]                                  at /rustc/18c1d185ac7a6a3bf399296b35e4b2736809a756/library/std/src/sys/backtrace.rs:38:26
[INFO] [stderr]      4:     0x62cbceb81317 - <core[7c9bcc88e4c2614d]::fmt::rt::Argument>::fmt
[INFO] [stderr]                                  at /rustc/18c1d185ac7a6a3bf399296b35e4b2736809a756/library/core/src/fmt/rt.rs:152:76
[INFO] [stderr]      5:     0x62cbceb81317 - core[7c9bcc88e4c2614d]::fmt::write
[INFO] [stderr]      6:     0x62cbceb74216 - std[f5b73ab62149f354]::io::default_write_fmt::<std[f5b73ab62149f354]::sys::stdio::unix::Stderr>
[INFO] [stderr]                                  at /rustc/18c1d185ac7a6a3bf399296b35e4b2736809a756/library/std/src/io/mod.rs:639:11
[INFO] [stderr]      7:     0x62cbceb74216 - <std[f5b73ab62149f354]::sys::stdio::unix::Stderr as std[f5b73ab62149f354]::io::Write>::write_fmt
[INFO] [stderr]                                  at /rustc/18c1d185ac7a6a3bf399296b35e4b2736809a756/library/std/src/io/mod.rs:1994:13
[INFO] [stderr]      8:     0x62cbceb53cea - <std[f5b73ab62149f354]::sys::backtrace::BacktraceLock>::print
[INFO] [stderr]                                  at /rustc/18c1d185ac7a6a3bf399296b35e4b2736809a756/library/std/src/sys/backtrace.rs:41:9
[INFO] [stderr]      9:     0x62cbceb53cea - std[f5b73ab62149f354]::panicking::default_hook::{closure#0}
[INFO] [stderr]                                  at /rustc/18c1d185ac7a6a3bf399296b35e4b2736809a756/library/std/src/panicking.rs:292:27
[INFO] [stderr]     10:     0x62cbceb6b541 - std[f5b73ab62149f354]::panicking::default_hook
[INFO] [stderr]                                  at /rustc/18c1d185ac7a6a3bf399296b35e4b2736809a756/library/std/src/panicking.rs:319:9
[INFO] [stderr]     11:     0x62cbceb6b6fb - std[f5b73ab62149f354]::panicking::panic_with_hook
[INFO] [stderr]                                  at /rustc/18c1d185ac7a6a3bf399296b35e4b2736809a756/library/std/src/panicking.rs:825:13
[INFO] [stderr]     12:     0x62cbceb53da8 - std[f5b73ab62149f354]::panicking::panic_handler::{closure#0}
[INFO] [stderr]                                  at /rustc/18c1d185ac7a6a3bf399296b35e4b2736809a756/library/std/src/panicking.rs:698:13
[INFO] [stderr]     13:     0x62cbceb4b909 - std[f5b73ab62149f354]::sys::backtrace::__rust_end_short_backtrace::<std[f5b73ab62149f354]::panicking::panic_handler::{closure#0}, !>
[INFO] [stderr]                                  at /rustc/18c1d185ac7a6a3bf399296b35e4b2736809a756/library/std/src/sys/backtrace.rs:176:18
[INFO] [stderr]     14:     0x62cbceb5470d - __rustc[86b423d158974b9]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/18c1d185ac7a6a3bf399296b35e4b2736809a756/library/std/src/panicking.rs:689:5
[INFO] [stderr]     15:     0x62cbceb8195c - core[7c9bcc88e4c2614d]::panicking::panic_fmt
[INFO] [stderr]                                  at /rustc/18c1d185ac7a6a3bf399296b35e4b2736809a756/library/core/src/panicking.rs:80:14
[INFO] [stderr]     16:     0x62cbceb3856b - build_script_build[a8eaa8764e6e6a04]::main::{closure#0}
[INFO] [stderr]     17:     0x62cbceb3629d - build_script_build[a8eaa8764e6e6a04]::visit_xml::<build_script_build[a8eaa8764e6e6a04]::main::{closure#0}>
[INFO] [stderr]     18:     0x62cbceb38d3a - build_script_build[a8eaa8764e6e6a04]::main
[INFO] [stderr]     19:     0x62cbceb3b953 - <fn() as core[7c9bcc88e4c2614d]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]     20:     0x62cbceb37b76 - std[f5b73ab62149f354]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stderr]     21:     0x62cbceb38059 - std[f5b73ab62149f354]::rt::lang_start::<()>::{closure#0}
[INFO] [stderr]     22:     0x62cbceb6a6ba - <&dyn core[7c9bcc88e4c2614d]::ops::function::Fn<(), Output = i32> + core[7c9bcc88e4c2614d]::marker::Sync + core[7c9bcc88e4c2614d]::panic::unwind_safe::RefUnwindSafe as core[7c9bcc88e4c2614d]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]                                  at /rustc/18c1d185ac7a6a3bf399296b35e4b2736809a756/library/core/src/ops/function.rs:287:21
[INFO] [stderr]     23:     0x62cbceb6a6ba - std[f5b73ab62149f354]::panicking::catch_unwind::do_call::<&dyn core[7c9bcc88e4c2614d]::ops::function::Fn<(), Output = i32> + core[7c9bcc88e4c2614d]::marker::Sync + core[7c9bcc88e4c2614d]::panic::unwind_safe::RefUnwindSafe, i32>
[INFO] [stderr]                                  at /rustc/18c1d185ac7a6a3bf399296b35e4b2736809a756/library/std/src/panicking.rs:581:40
[INFO] [stderr]     24:     0x62cbceb6a6ba - std[f5b73ab62149f354]::panicking::catch_unwind::<i32, &dyn core[7c9bcc88e4c2614d]::ops::function::Fn<(), Output = i32> + core[7c9bcc88e4c2614d]::marker::Sync + core[7c9bcc88e4c2614d]::panic::unwind_safe::RefUnwindSafe>
[INFO] [stderr]                                  at /rustc/18c1d185ac7a6a3bf399296b35e4b2736809a756/library/std/src/panicking.rs:544:19
[INFO] [stderr]     25:     0x62cbceb6a6ba - std[f5b73ab62149f354]::panic::catch_unwind::<&dyn core[7c9bcc88e4c2614d]::ops::function::Fn<(), Output = i32> + core[7c9bcc88e4c2614d]::marker::Sync + core[7c9bcc88e4c2614d]::panic::unwind_safe::RefUnwindSafe, i32>
[INFO] [stderr]                                  at /rustc/18c1d185ac7a6a3bf399296b35e4b2736809a756/library/std/src/panic.rs:359:14
[INFO] [stderr]     26:     0x62cbceb6a6ba - std[f5b73ab62149f354]::rt::lang_start_internal::{closure#0}
[INFO] [stderr]                                  at /rustc/18c1d185ac7a6a3bf399296b35e4b2736809a756/library/std/src/rt.rs:175:24
[INFO] [stderr]     27:     0x62cbceb6a6ba - std[f5b73ab62149f354]::panicking::catch_unwind::do_call::<std[f5b73ab62149f354]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stderr]                                  at /rustc/18c1d185ac7a6a3bf399296b35e4b2736809a756/library/std/src/panicking.rs:581:40
[INFO] [stderr]     28:     0x62cbceb6a6ba - std[f5b73ab62149f354]::panicking::catch_unwind::<isize, std[f5b73ab62149f354]::rt::lang_start_internal::{closure#0}>
[INFO] [stderr]                                  at /rustc/18c1d185ac7a6a3bf399296b35e4b2736809a756/library/std/src/panicking.rs:544:19
[INFO] [stderr]     29:     0x62cbceb6a6ba - std[f5b73ab62149f354]::panic::catch_unwind::<std[f5b73ab62149f354]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stderr]                                  at /rustc/18c1d185ac7a6a3bf399296b35e4b2736809a756/library/std/src/panic.rs:359:14
[INFO] [stderr]     30:     0x62cbceb6a6ba - std[f5b73ab62149f354]::rt::lang_start_internal
[INFO] [stderr]                                  at /rustc/18c1d185ac7a6a3bf399296b35e4b2736809a756/library/std/src/rt.rs:171:5
[INFO] [stderr]     31:     0x62cbceb37af1 - std[f5b73ab62149f354]::rt::lang_start::<()>
[INFO] [stderr]     32:     0x62cbceb3bce5 - main
[INFO] [stderr]     33:     0x7f331c83f1ca - <unknown>
[INFO] [stderr]     34:     0x7f331c83f28b - __libc_start_main
[INFO] [stderr]     35:     0x62cbceb35cd5 - _start
[INFO] [stderr]     36:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "2ce8ff2a6dc72d010e0eb88c8063505ec858b2251d68d0b4b99ac9863ee8c9c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ce8ff2a6dc72d010e0eb88c8063505ec858b2251d68d0b4b99ac9863ee8c9c6", kill_on_drop: false }`
[INFO] [stdout] 2ce8ff2a6dc72d010e0eb88c8063505ec858b2251d68d0b4b99ac9863ee8c9c6
