[INFO] cloning repository https://github.com/aki-akaguma/aki-mcycle
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/aki-akaguma/aki-mcycle" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faki-akaguma%2Faki-mcycle", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faki-akaguma%2Faki-mcycle'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 773e2a8ea27dbebdd9bcdbbd4964ebbadc071826
[INFO] checking aki-akaguma/aki-mcycle against try#b20a093d9fb1ffaa04ae9852cb034864a992bafd for pr-85073
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faki-akaguma%2Faki-mcycle" "/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/aki-akaguma/aki-mcycle on toolchain b20a093d9fb1ffaa04ae9852cb034864a992bafd
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-2/source/.cargo/config
[INFO] started tweaking git repo https://github.com/aki-akaguma/aki-mcycle
[INFO] finished tweaking git repo https://github.com/aki-akaguma/aki-mcycle
[INFO] tweaked toml for git repo https://github.com/aki-akaguma/aki-mcycle written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/aki-akaguma/aki-mcycle already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f722c2b3815974dc796c202e3f4bf931d68f4401f207ec2c69595a315776f487
[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" "f722c2b3815974dc796c202e3f4bf931d68f4401f207ec2c69595a315776f487", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f722c2b3815974dc796c202e3f4bf931d68f4401f207ec2c69595a315776f487", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f722c2b3815974dc796c202e3f4bf931d68f4401f207ec2c69595a315776f487", kill_on_drop: false }`
[INFO] [stdout] f722c2b3815974dc796c202e3f4bf931d68f4401f207ec2c69595a315776f487
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 60d1623c0edc812c165bdfacb23367303f71011fece1a542e68760b67c6d62e9
[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" "60d1623c0edc812c165bdfacb23367303f71011fece1a542e68760b67c6d62e9", kill_on_drop: false }`
[INFO] [stderr]    Compiling aki-mcycle v0.1.21 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking xtask v0.1.0 (/opt/rustwide/workdir/xtask)
[INFO] [stderr] error: failed to run custom build command for `aki-mcycle v0.1.21 (/opt/rustwide/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/aki-mcycle-3368048fc3d2ca65/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 2, kind: NotFound, message: "No such file or directory" }', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rust-version-info-file-0.1.0/src/lib.rs:15:14
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x561fcac09300 - std::backtrace_rs::backtrace::libunwind::trace::hdcf4f90f85129e83
[INFO] [stderr]                                  at /rustc/b20a093d9fb1ffaa04ae9852cb034864a992bafd/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stderr]      1:     0x561fcac09300 - std::backtrace_rs::backtrace::trace_unsynchronized::h2669e30cb82f6732
[INFO] [stderr]                                  at /rustc/b20a093d9fb1ffaa04ae9852cb034864a992bafd/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x561fcac09300 - std::sys_common::backtrace::_print_fmt::hfbda19e17f6db318
[INFO] [stderr]                                  at /rustc/b20a093d9fb1ffaa04ae9852cb034864a992bafd/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stderr]      3:     0x561fcac09300 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h1a8751bf59281272
[INFO] [stderr]                                  at /rustc/b20a093d9fb1ffaa04ae9852cb034864a992bafd/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stderr]      4:     0x561fcac26f5f - core::fmt::write::h7aa6cd0067dca82a
[INFO] [stderr]                                  at /rustc/b20a093d9fb1ffaa04ae9852cb034864a992bafd/library/core/src/fmt/mod.rs:1094:17
[INFO] [stderr]      5:     0x561fcac07155 - std::io::Write::write_fmt::hd7dd3a1df9b6befb
[INFO] [stderr]                                  at /rustc/b20a093d9fb1ffaa04ae9852cb034864a992bafd/library/std/src/io/mod.rs:1584:15
[INFO] [stderr]      6:     0x561fcac0afab - std::sys_common::backtrace::_print::h551e9ec8a9fa8106
[INFO] [stderr]                                  at /rustc/b20a093d9fb1ffaa04ae9852cb034864a992bafd/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stderr]      7:     0x561fcac0afab - std::sys_common::backtrace::print::ha4b1c5e95fa040b3
[INFO] [stderr]                                  at /rustc/b20a093d9fb1ffaa04ae9852cb034864a992bafd/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stderr]      8:     0x561fcac0afab - std::panicking::default_hook::{{closure}}::h0b34c9ab7fb9f857
[INFO] [stderr]                                  at /rustc/b20a093d9fb1ffaa04ae9852cb034864a992bafd/library/std/src/panicking.rs:208:50
[INFO] [stderr]      9:     0x561fcac0aa8d - std::panicking::default_hook::h3067e8318decd17a
[INFO] [stderr]                                  at /rustc/b20a093d9fb1ffaa04ae9852cb034864a992bafd/library/std/src/panicking.rs:225:9
[INFO] [stderr]     10:     0x561fcac0b55d - std::panicking::rust_panic_with_hook::h81b8facc50f34daa
[INFO] [stderr]                                  at /rustc/b20a093d9fb1ffaa04ae9852cb034864a992bafd/library/std/src/panicking.rs:591:17
[INFO] [stderr]     11:     0x561fcac0b157 - std::panicking::begin_panic_handler::{{closure}}::ha376ab85d95a000e
[INFO] [stderr]                                  at /rustc/b20a093d9fb1ffaa04ae9852cb034864a992bafd/library/std/src/panicking.rs:497:13
[INFO] [stderr]     12:     0x561fcac097bc - std::sys_common::backtrace::__rust_end_short_backtrace::h6795c8afdd1a77e6
[INFO] [stderr]                                  at /rustc/b20a093d9fb1ffaa04ae9852cb034864a992bafd/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stderr]     13:     0x561fcac0b0b9 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/b20a093d9fb1ffaa04ae9852cb034864a992bafd/library/std/src/panicking.rs:493:5
[INFO] [stderr]     14:     0x561fcabbd221 - core::panicking::panic_fmt::hbe99dddd3092ba3c
[INFO] [stderr]                                  at /rustc/b20a093d9fb1ffaa04ae9852cb034864a992bafd/library/core/src/panicking.rs:92:14
[INFO] [stderr]     15:     0x561fcabbd2b3 - core::result::unwrap_failed::hf79563fef9d11ab8
[INFO] [stderr]                                  at /rustc/b20a093d9fb1ffaa04ae9852cb034864a992bafd/library/core/src/result.rs:1355:5
[INFO] [stderr]     16:     0x561fcabbef3a - core::result::Result<T,E>::unwrap::h396809852d0da4db
[INFO] [stderr]                                  at /rustc/b20a093d9fb1ffaa04ae9852cb034864a992bafd/library/core/src/result.rs:1037:23
[INFO] [stderr]     17:     0x561fcabbf2ab - rust_version_info_file::rust_version_info_file::he7e9fc6f53c8198c
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rust-version-info-file-0.1.0/src/lib.rs:10:22
[INFO] [stderr]     18:     0x561fcabbe6bb - build_script_build::main::h3e1a77964f6ba4f6
[INFO] [stderr]                                  at /opt/rustwide/workdir/build.rs:12:5
[INFO] [stderr]     19:     0x561fcabbe43b - core::ops::function::FnOnce::call_once::h025d8d3c6f497311
[INFO] [stderr]                                  at /rustc/b20a093d9fb1ffaa04ae9852cb034864a992bafd/library/core/src/ops/function.rs:227:5
[INFO] [stderr]     20:     0x561fcabbe3ce - std::sys_common::backtrace::__rust_begin_short_backtrace::h4a180d556c0034cf
[INFO] [stderr]                                  at /rustc/b20a093d9fb1ffaa04ae9852cb034864a992bafd/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stderr]     21:     0x561fcabbf6d1 - std::rt::lang_start::{{closure}}::h90fce15e7ee06067
[INFO] [stderr]                                  at /rustc/b20a093d9fb1ffaa04ae9852cb034864a992bafd/library/std/src/rt.rs:49:18
[INFO] [stderr]     22:     0x561fcac0b95a - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h3b8c329143d7638a
[INFO] [stderr]                                  at /rustc/b20a093d9fb1ffaa04ae9852cb034864a992bafd/library/core/src/ops/function.rs:259:13
[INFO] [stderr]     23:     0x561fcac0b95a - std::panicking::try::do_call::h4b72c261b4eefc1b
[INFO] [stderr]                                  at /rustc/b20a093d9fb1ffaa04ae9852cb034864a992bafd/library/std/src/panicking.rs:379:40
[INFO] [stderr]     24:     0x561fcac0b95a - std::panicking::try::h703d31b7896cbd49
[INFO] [stderr]                                  at /rustc/b20a093d9fb1ffaa04ae9852cb034864a992bafd/library/std/src/panicking.rs:343:19
[INFO] [stderr]     25:     0x561fcac0b95a - std::panic::catch_unwind::h37cad9b35388a915
[INFO] [stderr]                                  at /rustc/b20a093d9fb1ffaa04ae9852cb034864a992bafd/library/std/src/panic.rs:431:14
[INFO] [stderr]     26:     0x561fcac0b95a - std::rt::lang_start_internal::hab5a8a909af4f90e
[INFO] [stderr]                                  at /rustc/b20a093d9fb1ffaa04ae9852cb034864a992bafd/library/std/src/rt.rs:34:21
[INFO] [stderr]     27:     0x561fcabbf6b0 - std::rt::lang_start::h36abb714b71b6f2a
[INFO] [stderr]                                  at /rustc/b20a093d9fb1ffaa04ae9852cb034864a992bafd/library/std/src/rt.rs:48:5
[INFO] [stderr]     28:     0x561fcabbe74c - main
[INFO] [stderr]     29:     0x7f8d06ee60b3 - __libc_start_main
[INFO] [stderr]     30:     0x561fcabbd91e - _start
[INFO] [stderr]     31:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "60d1623c0edc812c165bdfacb23367303f71011fece1a542e68760b67c6d62e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60d1623c0edc812c165bdfacb23367303f71011fece1a542e68760b67c6d62e9", kill_on_drop: false }`
[INFO] [stdout] 60d1623c0edc812c165bdfacb23367303f71011fece1a542e68760b67c6d62e9