[INFO] fetching crate rust-cli-messager 0.1.0...
[INFO] checking rust-cli-messager-0.1.0 against try#d5fea8dd9e615740edb0e87b666e3656caa96a77 for pr-103965
[INFO] extracting crate rust-cli-messager 0.1.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate rust-cli-messager 0.1.0 on toolchain d5fea8dd9e615740edb0e87b666e3656caa96a77
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d5fea8dd9e615740edb0e87b666e3656caa96a77" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-1/source/.cargo/config.toml
[INFO] started tweaking crates.io crate rust-cli-messager 0.1.0
[INFO] finished tweaking crates.io crate rust-cli-messager 0.1.0
[INFO] tweaked toml for crates.io crate rust-cli-messager 0.1.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate rust-cli-messager 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d5fea8dd9e615740edb0e87b666e3656caa96a77" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:83125433e4fff17b1ac56874832f668d9df75ee638575aca552b68e127bedee9" "/opt/rustwide/cargo-home/bin/cargo" "+d5fea8dd9e615740edb0e87b666e3656caa96a77" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1ad74bdd7ced621b3c8ca7f2451236c936c4312a2509a15f16935e8cf34a0755
[INFO] running `Command { std: "docker" "start" "-a" "1ad74bdd7ced621b3c8ca7f2451236c936c4312a2509a15f16935e8cf34a0755", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1ad74bdd7ced621b3c8ca7f2451236c936c4312a2509a15f16935e8cf34a0755", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ad74bdd7ced621b3c8ca7f2451236c936c4312a2509a15f16935e8cf34a0755", kill_on_drop: false }`
[INFO] [stdout] 1ad74bdd7ced621b3c8ca7f2451236c936c4312a2509a15f16935e8cf34a0755
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:83125433e4fff17b1ac56874832f668d9df75ee638575aca552b68e127bedee9" "/opt/rustwide/cargo-home/bin/cargo" "+d5fea8dd9e615740edb0e87b666e3656caa96a77" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 44ec6558a801a16b7c145a4af11f823922a3bd7ba1f6272107efc32302cc9dde
[INFO] running `Command { std: "docker" "start" "-a" "44ec6558a801a16b7c145a4af11f823922a3bd7ba1f6272107efc32302cc9dde", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.40
[INFO] [stderr]    Compiling unicode-ident v1.0.1
[INFO] [stderr]    Compiling quote v1.0.20
[INFO] [stderr]    Compiling syn v1.0.98
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking smallvec v1.9.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling pkg-config v0.3.25
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling parking_lot_core v0.9.3
[INFO] [stderr]     Checking once_cell v1.13.0
[INFO] [stderr]    Compiling serde_derive v1.0.137
[INFO] [stderr]     Checking bytes v1.1.0
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking futures-sink v0.3.21
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]     Checking itoa v1.0.2
[INFO] [stderr]     Checking slab v0.4.6
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr] error: failed to run custom build command for `libc v0.2.126`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/libc-d2d302c68ab6c510/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   cargo:rerun-if-changed=build.rs
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr]   thread 'main' panicked at 'Failed to get rustc version', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/libc-0.2.126/build.rs:9:63
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x55dd23087730 - std::backtrace_rs::backtrace::libunwind::trace::h0819ddbe5d0a4fcc
[INFO] [stderr]                                  at /rustc/d5fea8dd9e615740edb0e87b666e3656caa96a77/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5
[INFO] [stderr]      1:     0x55dd23087730 - std::backtrace_rs::backtrace::trace_unsynchronized::h898f4a6ec5dd0bfe
[INFO] [stderr]                                  at /rustc/d5fea8dd9e615740edb0e87b666e3656caa96a77/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x55dd23087730 - std::sys_common::backtrace::_print_fmt::h0d4763634fe1056f
[INFO] [stderr]                                  at /rustc/d5fea8dd9e615740edb0e87b666e3656caa96a77/library/std/src/sys_common/backtrace.rs:65:5
[INFO] [stderr]      3:     0x55dd23087730 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h421f3af09ca2e69f
[INFO] [stderr]                                  at /rustc/d5fea8dd9e615740edb0e87b666e3656caa96a77/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stderr]      4:     0x55dd230a487e - core::fmt::write::h64cbf31f98e16319
[INFO] [stderr]                                  at /rustc/d5fea8dd9e615740edb0e87b666e3656caa96a77/library/core/src/fmt/mod.rs:1209:17
[INFO] [stderr]      5:     0x55dd23084de5 - std::io::Write::write_fmt::hafc77def691eff04
[INFO] [stderr]                                  at /rustc/d5fea8dd9e615740edb0e87b666e3656caa96a77/library/std/src/io/mod.rs:1682:15
[INFO] [stderr]      6:     0x55dd230874f5 - std::sys_common::backtrace::_print::h59089cbaedbd9292
[INFO] [stderr]                                  at /rustc/d5fea8dd9e615740edb0e87b666e3656caa96a77/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stderr]      7:     0x55dd230874f5 - std::sys_common::backtrace::print::h5462603fd88e7646
[INFO] [stderr]                                  at /rustc/d5fea8dd9e615740edb0e87b666e3656caa96a77/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stderr]      8:     0x55dd23088bdf - std::panicking::default_hook::{{closure}}::ha1ac95a9bd4ee41a
[INFO] [stderr]                                  at /rustc/d5fea8dd9e615740edb0e87b666e3656caa96a77/library/std/src/panicking.rs:267:22
[INFO] [stderr]      9:     0x55dd2308891a - std::panicking::default_hook::hbf6b67977c260b3b
[INFO] [stderr]                                  at /rustc/d5fea8dd9e615740edb0e87b666e3656caa96a77/library/std/src/panicking.rs:286:9
[INFO] [stderr]     10:     0x55dd230892dc - std::panicking::rust_panic_with_hook::h7fc1350d1475385b
[INFO] [stderr]                                  at /rustc/d5fea8dd9e615740edb0e87b666e3656caa96a77/library/std/src/panicking.rs:688:13
[INFO] [stderr]     11:     0x55dd23089077 - std::panicking::begin_panic_handler::{{closure}}::hc18d1c3f99b50f34
[INFO] [stderr]                                  at /rustc/d5fea8dd9e615740edb0e87b666e3656caa96a77/library/std/src/panicking.rs:579:13
[INFO] [stderr]     12:     0x55dd23087bdc - std::sys_common::backtrace::__rust_end_short_backtrace::h25c065c7a549c886
[INFO] [stderr]                                  at /rustc/d5fea8dd9e615740edb0e87b666e3656caa96a77/library/std/src/sys_common/backtrace.rs:137:18
[INFO] [stderr]     13:     0x55dd23088d92 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/d5fea8dd9e615740edb0e87b666e3656caa96a77/library/std/src/panicking.rs:575:5
[INFO] [stderr]     14:     0x55dd23061083 - core::panicking::panic_fmt::heda96d217264f647
[INFO] [stderr]                                  at /rustc/d5fea8dd9e615740edb0e87b666e3656caa96a77/library/core/src/panicking.rs:65:14
[INFO] [stderr]     15:     0x55dd230a3b21 - core::panicking::panic_display::hacca01fb391ac906
[INFO] [stderr]                                  at /rustc/d5fea8dd9e615740edb0e87b666e3656caa96a77/library/core/src/panicking.rs:139:5
[INFO] [stderr]     16:     0x55dd230a3acb - core::panicking::panic_str::h2757e597acf51139
[INFO] [stderr]                                  at /rustc/d5fea8dd9e615740edb0e87b666e3656caa96a77/library/core/src/panicking.rs:123:5
[INFO] [stderr]     17:     0x55dd23061046 - core::option::expect_failed::hc0d2e8a232dd54d7
[INFO] [stderr]                                  at /rustc/d5fea8dd9e615740edb0e87b666e3656caa96a77/library/core/src/option.rs:1879:5
[INFO] [stderr]     18:     0x55dd2306b0c9 - core::option::Option<T>::expect::h76970188e462799d
[INFO] [stderr]                                  at /rustc/d5fea8dd9e615740edb0e87b666e3656caa96a77/library/core/src/option.rs:741:21
[INFO] [stderr]     19:     0x55dd23066394 - build_script_build::main::hb38baf80ad8abc53
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/libc-0.2.126/build.rs:9:41
[INFO] [stderr]     20:     0x55dd23069cbb - core::ops::function::FnOnce::call_once::h4a69ca05c4ccf9e1
[INFO] [stderr]                                  at /rustc/d5fea8dd9e615740edb0e87b666e3656caa96a77/library/core/src/ops/function.rs:251:5
[INFO] [stderr]     21:     0x55dd2306aa4e - std::sys_common::backtrace::__rust_begin_short_backtrace::hcd06c29813930462
[INFO] [stderr]                                  at /rustc/d5fea8dd9e615740edb0e87b666e3656caa96a77/library/std/src/sys_common/backtrace.rs:121:18
[INFO] [stderr]     22:     0x55dd230636d1 - std::rt::lang_start::{{closure}}::hdc0a4b000b913bc7
[INFO] [stderr]                                  at /rustc/d5fea8dd9e615740edb0e87b666e3656caa96a77/library/std/src/rt.rs:166:18
[INFO] [stderr]     23:     0x55dd2308213b - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hbf8b1f637da2e5a9
[INFO] [stderr]                                  at /rustc/d5fea8dd9e615740edb0e87b666e3656caa96a77/library/core/src/ops/function.rs:286:13
[INFO] [stderr]     24:     0x55dd2308213b - std::panicking::try::do_call::h52525f0159524605
[INFO] [stderr]                                  at /rustc/d5fea8dd9e615740edb0e87b666e3656caa96a77/library/std/src/panicking.rs:483:40
[INFO] [stderr]     25:     0x55dd2308213b - std::panicking::try::hbb02eba8b5f12e64
[INFO] [stderr]                                  at /rustc/d5fea8dd9e615740edb0e87b666e3656caa96a77/library/std/src/panicking.rs:447:19
[INFO] [stderr]     26:     0x55dd2308213b - std::panic::catch_unwind::h1890d5a6614c8922
[INFO] [stderr]                                  at /rustc/d5fea8dd9e615740edb0e87b666e3656caa96a77/library/std/src/panic.rs:137:14
[INFO] [stderr]     27:     0x55dd2308213b - std::rt::lang_start_internal::{{closure}}::h84e09e9d36359fa3
[INFO] [stderr]                                  at /rustc/d5fea8dd9e615740edb0e87b666e3656caa96a77/library/std/src/rt.rs:148:48
[INFO] [stderr]     28:     0x55dd2308213b - std::panicking::try::do_call::h568f36f01fad4060
[INFO] [stderr]                                  at /rustc/d5fea8dd9e615740edb0e87b666e3656caa96a77/library/std/src/panicking.rs:483:40
[INFO] [stderr]     29:     0x55dd2308213b - std::panicking::try::h4cd361038ab0bd71
[INFO] [stderr]                                  at /rustc/d5fea8dd9e615740edb0e87b666e3656caa96a77/library/std/src/panicking.rs:447:19
[INFO] [stderr]     30:     0x55dd2308213b - std::panic::catch_unwind::h9a6b05214bc33c71
[INFO] [stderr]                                  at /rustc/d5fea8dd9e615740edb0e87b666e3656caa96a77/library/std/src/panic.rs:137:14
[INFO] [stderr]     31:     0x55dd2308213b - std::rt::lang_start_internal::h8a2fbad4072338ac
[INFO] [stderr]                                  at /rustc/d5fea8dd9e615740edb0e87b666e3656caa96a77/library/std/src/rt.rs:148:20
[INFO] [stderr]     32:     0x55dd230636aa - std::rt::lang_start::hb9efd3fdf72031ba
[INFO] [stderr]                                  at /rustc/d5fea8dd9e615740edb0e87b666e3656caa96a77/library/std/src/rt.rs:165:17
[INFO] [stderr]     33:     0x55dd23067aee - main
[INFO] [stderr]     34:     0x7f3618d2a083 - __libc_start_main
[INFO] [stderr]     35:     0x55dd230613ce - _start
[INFO] [stderr]     36:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "44ec6558a801a16b7c145a4af11f823922a3bd7ba1f6272107efc32302cc9dde", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44ec6558a801a16b7c145a4af11f823922a3bd7ba1f6272107efc32302cc9dde", kill_on_drop: false }`
[INFO] [stdout] 44ec6558a801a16b7c145a4af11f823922a3bd7ba1f6272107efc32302cc9dde