[INFO] cloning repository https://github.com/chippers/gitsplode
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/chippers/gitsplode" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchippers%2Fgitsplode", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchippers%2Fgitsplode'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 97dc6e35daa9f41824a96f3d7ad889fbb0eae00e
[INFO] checking chippers/gitsplode against try#15a786332e2f0dd343b226ab6bb8ec028a350f73 for pr-81782
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchippers%2Fgitsplode" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/chippers/gitsplode on toolchain 15a786332e2f0dd343b226ab6bb8ec028a350f73
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+15a786332e2f0dd343b226ab6bb8ec028a350f73" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/chippers/gitsplode
[INFO] finished tweaking git repo https://github.com/chippers/gitsplode
[INFO] tweaked toml for git repo https://github.com/chippers/gitsplode written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/chippers/gitsplode already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+15a786332e2f0dd343b226ab6bb8ec028a350f73" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+15a786332e2f0dd343b226ab6bb8ec028a350f73" "metadata" "--no-deps" "--format-version=1", 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] 77cd9f7a6872b1bd5f6ea7e9b2b00f256bfda4fab6e16714f6eb6e5228033c00
[INFO] running `Command { std: "docker" "start" "-a" "77cd9f7a6872b1bd5f6ea7e9b2b00f256bfda4fab6e16714f6eb6e5228033c00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "77cd9f7a6872b1bd5f6ea7e9b2b00f256bfda4fab6e16714f6eb6e5228033c00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77cd9f7a6872b1bd5f6ea7e9b2b00f256bfda4fab6e16714f6eb6e5228033c00", kill_on_drop: false }`
[INFO] [stdout] 77cd9f7a6872b1bd5f6ea7e9b2b00f256bfda4fab6e16714f6eb6e5228033c00
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+15a786332e2f0dd343b226ab6bb8ec028a350f73" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e4cdade60e15beae0349e073e3c3c4f0f7dd603ec51be47b384ebc74e0bfa2f6
[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" "e4cdade60e15beae0349e073e3c3c4f0f7dd603ec51be47b384ebc74e0bfa2f6", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.8
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling memchr v2.3.0
[INFO] [stderr]    Compiling syn v1.0.14
[INFO] [stderr]    Compiling cc v1.0.50
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling unicode-width v0.1.7
[INFO] [stderr]    Compiling regex-syntax v0.6.14
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling anyhow v1.0.26
[INFO] [stderr]    Compiling termcolor v1.1.0
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling bindgen v0.52.0
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling shlex v0.1.1
[INFO] [stderr]    Compiling lazycell v1.2.1
[INFO] [stderr]    Compiling make-cmd v0.1.0
[INFO] [stderr]    Compiling clang-sys v0.28.1
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling rustc-hash v1.0.1
[INFO] [stderr]    Compiling aho-corasick v0.7.7
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling which v3.1.0
[INFO] [stderr]    Compiling num_cpus v1.12.0
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling cexpr v0.3.6
[INFO] [stderr]    Compiling regex v1.3.4
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling thiserror-impl v1.0.10
[INFO] [stderr]     Checking thiserror v1.0.10
[INFO] [stderr]    Compiling toml v0.5.6
[INFO] [stderr]    Compiling git-sys v0.1.0 (/opt/rustwide/workdir/git-sys)
[INFO] [stderr] error: failed to run custom build command for `git-sys v0.1.0 (/opt/rustwide/workdir/git-sys)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/git-sys-91d44a5d77242cfe/build-script-build` (exit code: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   error: could not lock config file .git/config: Read-only file system
[INFO] [stderr]   error: could not lock config file .git/config: Read-only file system
[INFO] [stderr]   fatal: Failed to register url for submodule path 'lib'
[INFO] [stderr]   thread 'main' panicked at 'ran into error code exit code: 128 while building', git-sys/build.rs:124:13
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x5591d9645dc0 - std::backtrace_rs::backtrace::libunwind::trace::hb4de9797f80b7b8c
[INFO] [stderr]                                  at /rustc/15a786332e2f0dd343b226ab6bb8ec028a350f73/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stderr]      1:     0x5591d9645dc0 - std::backtrace_rs::backtrace::trace_unsynchronized::h59566d0bd20efff7
[INFO] [stderr]                                  at /rustc/15a786332e2f0dd343b226ab6bb8ec028a350f73/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x5591d9645dc0 - std::sys_common::backtrace::_print_fmt::hcfa5ce6be50275d4
[INFO] [stderr]                                  at /rustc/15a786332e2f0dd343b226ab6bb8ec028a350f73/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stderr]      3:     0x5591d9645dc0 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hd8c307a38b9bab04
[INFO] [stderr]                                  at /rustc/15a786332e2f0dd343b226ab6bb8ec028a350f73/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stderr]      4:     0x5591d966968c - core::fmt::write::h3868db8542c90941
[INFO] [stderr]                                  at /rustc/15a786332e2f0dd343b226ab6bb8ec028a350f73/library/core/src/fmt/mod.rs:1096:17
[INFO] [stderr]      5:     0x5591d9642162 - std::io::Write::write_fmt::hab90295d5a0f197d
[INFO] [stderr]                                  at /rustc/15a786332e2f0dd343b226ab6bb8ec028a350f73/library/std/src/io/mod.rs:1568:15
[INFO] [stderr]      6:     0x5591d9648205 - std::sys_common::backtrace::_print::h19224910b8700cf1
[INFO] [stderr]                                  at /rustc/15a786332e2f0dd343b226ab6bb8ec028a350f73/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stderr]      7:     0x5591d9648205 - std::sys_common::backtrace::print::h25dedfa68c5fb84a
[INFO] [stderr]                                  at /rustc/15a786332e2f0dd343b226ab6bb8ec028a350f73/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stderr]      8:     0x5591d9648205 - std::panicking::default_hook::{{closure}}::h12c5765653a72a42
[INFO] [stderr]                                  at /rustc/15a786332e2f0dd343b226ab6bb8ec028a350f73/library/std/src/panicking.rs:208:50
[INFO] [stderr]      9:     0x5591d9647cb3 - std::panicking::default_hook::he65cee71c4209f0c
[INFO] [stderr]                                  at /rustc/15a786332e2f0dd343b226ab6bb8ec028a350f73/library/std/src/panicking.rs:225:9
[INFO] [stderr]     10:     0x5591d96489a1 - std::panicking::rust_panic_with_hook::h01a674d863fe0d8a
[INFO] [stderr]                                  at /rustc/15a786332e2f0dd343b226ab6bb8ec028a350f73/library/std/src/panicking.rs:591:17
[INFO] [stderr]     11:     0x5591d96484e7 - std::panicking::begin_panic_handler::{{closure}}::h9b9fecf185178864
[INFO] [stderr]                                  at /rustc/15a786332e2f0dd343b226ab6bb8ec028a350f73/library/std/src/panicking.rs:497:13
[INFO] [stderr]     12:     0x5591d964625c - std::sys_common::backtrace::__rust_end_short_backtrace::h57be46a42dc7f24b
[INFO] [stderr]                                  at /rustc/15a786332e2f0dd343b226ab6bb8ec028a350f73/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stderr]     13:     0x5591d9648449 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/15a786332e2f0dd343b226ab6bb8ec028a350f73/library/std/src/panicking.rs:493:5
[INFO] [stderr]     14:     0x5591d96483fb - std::panicking::begin_panic_fmt::h12277576db89392f
[INFO] [stderr]                                  at /rustc/15a786332e2f0dd343b226ab6bb8ec028a350f73/library/std/src/panicking.rs:435:5
[INFO] [stderr]     15:     0x5591d90a2d2f - <std::process::ExitStatus as build_script_build::SuccessOrPanic>::success_or_panic::h30ec849720582792
[INFO] [stderr]                                  at /opt/rustwide/workdir/git-sys/build.rs:124:13
[INFO] [stderr]     16:     0x5591d90a05f5 - build_script_build::main::h7bfcf30ae8f18bd7
[INFO] [stderr]                                  at /opt/rustwide/workdir/git-sys/build.rs:43:5
[INFO] [stderr]     17:     0x5591d90a26bb - core::ops::function::FnOnce::call_once::h61483f6b46edee77
[INFO] [stderr]                                  at /rustc/15a786332e2f0dd343b226ab6bb8ec028a350f73/library/core/src/ops/function.rs:227:5
[INFO] [stderr]     18:     0x5591d90a629e - std::sys_common::backtrace::__rust_begin_short_backtrace::h07459b4b06e46a91
[INFO] [stderr]                                  at /rustc/15a786332e2f0dd343b226ab6bb8ec028a350f73/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stderr]     19:     0x5591d90a2f81 - std::rt::lang_start::{{closure}}::h65d83a086d8728e6
[INFO] [stderr]                                  at /rustc/15a786332e2f0dd343b226ab6bb8ec028a350f73/library/std/src/rt.rs:66:18
[INFO] [stderr]     20:     0x5591d9648eb7 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h2c4fd7d4128112a8
[INFO] [stderr]                                  at /rustc/15a786332e2f0dd343b226ab6bb8ec028a350f73/library/core/src/ops/function.rs:259:13
[INFO] [stderr]     21:     0x5591d9648eb7 - std::panicking::try::do_call::h41fb7dbbbe7bece6
[INFO] [stderr]                                  at /rustc/15a786332e2f0dd343b226ab6bb8ec028a350f73/library/std/src/panicking.rs:379:40
[INFO] [stderr]     22:     0x5591d9648eb7 - std::panicking::try::hd38008ccba72bce1
[INFO] [stderr]                                  at /rustc/15a786332e2f0dd343b226ab6bb8ec028a350f73/library/std/src/panicking.rs:343:19
[INFO] [stderr]     23:     0x5591d9648eb7 - std::panic::catch_unwind::h057e765cd60f2d13
[INFO] [stderr]                                  at /rustc/15a786332e2f0dd343b226ab6bb8ec028a350f73/library/std/src/panic.rs:431:14
[INFO] [stderr]     24:     0x5591d9648eb7 - std::rt::lang_start_internal::hdb9d0b9d2cdcda8b
[INFO] [stderr]                                  at /rustc/15a786332e2f0dd343b226ab6bb8ec028a350f73/library/std/src/rt.rs:51:25
[INFO] [stderr]     25:     0x5591d90a2f57 - std::rt::lang_start::hac7517ec59bb3d5d
[INFO] [stderr]                                  at /rustc/15a786332e2f0dd343b226ab6bb8ec028a350f73/library/std/src/rt.rs:65:5
[INFO] [stderr]     26:     0x5591d90a20fa - main
[INFO] [stderr]     27:     0x7f56441aa0b3 - __libc_start_main
[INFO] [stderr]     28:     0x5591d90a00ce - _start
[INFO] [stderr]     29:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "e4cdade60e15beae0349e073e3c3c4f0f7dd603ec51be47b384ebc74e0bfa2f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4cdade60e15beae0349e073e3c3c4f0f7dd603ec51be47b384ebc74e0bfa2f6", kill_on_drop: false }`
[INFO] [stdout] e4cdade60e15beae0349e073e3c3c4f0f7dd603ec51be47b384ebc74e0bfa2f6