[INFO] cloning repository https://github.com/xzfc/cached-nix-shell
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/xzfc/cached-nix-shell" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxzfc%2Fcached-nix-shell", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxzfc%2Fcached-nix-shell'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7caf51760622ce7e43d3b9ee5b050ad047cebe81
[INFO] checking xzfc/cached-nix-shell against master#9503ea19edbf01b9435e80e17d60ce1b88390116 for pr-81782
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxzfc%2Fcached-nix-shell" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/xzfc/cached-nix-shell on toolchain 9503ea19edbf01b9435e80e17d60ce1b88390116
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/xzfc/cached-nix-shell
[INFO] finished tweaking git repo https://github.com/xzfc/cached-nix-shell
[INFO] tweaked toml for git repo https://github.com/xzfc/cached-nix-shell written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/xzfc/cached-nix-shell already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "fetch" "--locked" "--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-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] febe700b0d0c47c7f93c044b536e114801e348a26b9f4cd9c16a06d211bbab14
[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" "febe700b0d0c47c7f93c044b536e114801e348a26b9f4cd9c16a06d211bbab14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "febe700b0d0c47c7f93c044b536e114801e348a26b9f4cd9c16a06d211bbab14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "febe700b0d0c47c7f93c044b536e114801e348a26b9f4cd9c16a06d211bbab14", kill_on_drop: false }`
[INFO] [stdout] febe700b0d0c47c7f93c044b536e114801e348a26b9f4cd9c16a06d211bbab14
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b3ed95f7fedff056c7800b0e074bcce8f7488e94460bcf9899761616b8c5e5df
[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" "b3ed95f7fedff056c7800b0e074bcce8f7488e94460bcf9899761616b8c5e5df", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.74
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]     Checking ppv-lite86 v0.2.8
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]     Checking subtle v2.2.3
[INFO] [stderr]    Compiling cached-nix-shell v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking constant_time_eq v0.1.5
[INFO] [stderr]     Checking arrayref v0.3.6
[INFO] [stderr]     Checking arrayvec v0.5.1
[INFO] [stderr]     Checking ufcs v0.1.0
[INFO] [stderr]     Checking once_cell v1.4.0
[INFO] [stderr]     Checking bytelines v2.2.2
[INFO] [stderr]     Checking xdg v2.2.0
[INFO] [stderr]    Compiling generic-array v0.14.3
[INFO] [stderr]    Compiling blake3 v0.3.6
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr] error: failed to run custom build command for `cached-nix-shell v0.1.4 (/opt/rustwide/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/cached-nix-shell-6bdbe988a3cad8f3/build-script-build` (exit code: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: NotPresent', build.rs:8:30
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x55593f57b070 - std::backtrace_rs::backtrace::libunwind::trace::hb4de9797f80b7b8c
[INFO] [stderr]                                  at /rustc/9503ea19edbf01b9435e80e17d60ce1b88390116/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stderr]      1:     0x55593f57b070 - std::backtrace_rs::backtrace::trace_unsynchronized::h59566d0bd20efff7
[INFO] [stderr]                                  at /rustc/9503ea19edbf01b9435e80e17d60ce1b88390116/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x55593f57b070 - std::sys_common::backtrace::_print_fmt::hcfa5ce6be50275d4
[INFO] [stderr]                                  at /rustc/9503ea19edbf01b9435e80e17d60ce1b88390116/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stderr]      3:     0x55593f57b070 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hd8c307a38b9bab04
[INFO] [stderr]                                  at /rustc/9503ea19edbf01b9435e80e17d60ce1b88390116/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stderr]      4:     0x55593f5970bc - core::fmt::write::h3868db8542c90941
[INFO] [stderr]                                  at /rustc/9503ea19edbf01b9435e80e17d60ce1b88390116/library/core/src/fmt/mod.rs:1096:17
[INFO] [stderr]      5:     0x55593f578682 - std::io::Write::write_fmt::hab90295d5a0f197d
[INFO] [stderr]                                  at /rustc/9503ea19edbf01b9435e80e17d60ce1b88390116/library/std/src/io/mod.rs:1568:15
[INFO] [stderr]      6:     0x55593f57d175 - std::sys_common::backtrace::_print::h19224910b8700cf1
[INFO] [stderr]                                  at /rustc/9503ea19edbf01b9435e80e17d60ce1b88390116/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stderr]      7:     0x55593f57d175 - std::sys_common::backtrace::print::h25dedfa68c5fb84a
[INFO] [stderr]                                  at /rustc/9503ea19edbf01b9435e80e17d60ce1b88390116/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stderr]      8:     0x55593f57d175 - std::panicking::default_hook::{{closure}}::h12c5765653a72a42
[INFO] [stderr]                                  at /rustc/9503ea19edbf01b9435e80e17d60ce1b88390116/library/std/src/panicking.rs:208:50
[INFO] [stderr]      9:     0x55593f57cc23 - std::panicking::default_hook::he65cee71c4209f0c
[INFO] [stderr]                                  at /rustc/9503ea19edbf01b9435e80e17d60ce1b88390116/library/std/src/panicking.rs:225:9
[INFO] [stderr]     10:     0x55593f57d911 - std::panicking::rust_panic_with_hook::h01a674d863fe0d8a
[INFO] [stderr]                                  at /rustc/9503ea19edbf01b9435e80e17d60ce1b88390116/library/std/src/panicking.rs:591:17
[INFO] [stderr]     11:     0x55593f57d457 - std::panicking::begin_panic_handler::{{closure}}::h9b9fecf185178864
[INFO] [stderr]                                  at /rustc/9503ea19edbf01b9435e80e17d60ce1b88390116/library/std/src/panicking.rs:497:13
[INFO] [stderr]     12:     0x55593f57b50c - std::sys_common::backtrace::__rust_end_short_backtrace::h57be46a42dc7f24b
[INFO] [stderr]                                  at /rustc/9503ea19edbf01b9435e80e17d60ce1b88390116/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stderr]     13:     0x55593f57d3b9 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/9503ea19edbf01b9435e80e17d60ce1b88390116/library/std/src/panicking.rs:493:5
[INFO] [stderr]     14:     0x55593f596491 - core::panicking::panic_fmt::h20225113c4a2f8fd
[INFO] [stderr]                                  at /rustc/9503ea19edbf01b9435e80e17d60ce1b88390116/library/core/src/panicking.rs:92:14
[INFO] [stderr]     15:     0x55593f5962b3 - core::option::expect_none_failed::hc6d6d4cea4fdc285
[INFO] [stderr]                                  at /rustc/9503ea19edbf01b9435e80e17d60ce1b88390116/library/core/src/option.rs:1300:5
[INFO] [stderr]     16:     0x55593f55e1c0 - core::result::Result<T,E>::unwrap::h0ae62e6066aa281e
[INFO] [stderr]                                  at /rustc/9503ea19edbf01b9435e80e17d60ce1b88390116/library/core/src/result.rs:1037:23
[INFO] [stderr]     17:     0x55593f558231 - build_script_build::main::h32eef430016a5b8b
[INFO] [stderr]                                  at /opt/rustwide/workdir/build.rs:8:19
[INFO] [stderr]     18:     0x55593f55aa8b - core::ops::function::FnOnce::call_once::hd0c4482b030bfa7c
[INFO] [stderr]                                  at /rustc/9503ea19edbf01b9435e80e17d60ce1b88390116/library/core/src/ops/function.rs:227:5
[INFO] [stderr]     19:     0x55593f55ef6e - std::sys_common::backtrace::__rust_begin_short_backtrace::h345d03c83242fb48
[INFO] [stderr]                                  at /rustc/9503ea19edbf01b9435e80e17d60ce1b88390116/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stderr]     20:     0x55593f55dd61 - std::rt::lang_start::{{closure}}::h04bf57f93e877c21
[INFO] [stderr]                                  at /rustc/9503ea19edbf01b9435e80e17d60ce1b88390116/library/std/src/rt.rs:66:18
[INFO] [stderr]     21:     0x55593f57dd37 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h2c4fd7d4128112a8
[INFO] [stderr]                                  at /rustc/9503ea19edbf01b9435e80e17d60ce1b88390116/library/core/src/ops/function.rs:259:13
[INFO] [stderr]     22:     0x55593f57dd37 - std::panicking::try::do_call::h41fb7dbbbe7bece6
[INFO] [stderr]                                  at /rustc/9503ea19edbf01b9435e80e17d60ce1b88390116/library/std/src/panicking.rs:379:40
[INFO] [stderr]     23:     0x55593f57dd37 - std::panicking::try::hd38008ccba72bce1
[INFO] [stderr]                                  at /rustc/9503ea19edbf01b9435e80e17d60ce1b88390116/library/std/src/panicking.rs:343:19
[INFO] [stderr]     24:     0x55593f57dd37 - std::panic::catch_unwind::h057e765cd60f2d13
[INFO] [stderr]                                  at /rustc/9503ea19edbf01b9435e80e17d60ce1b88390116/library/std/src/panic.rs:431:14
[INFO] [stderr]     25:     0x55593f57dd37 - std::rt::lang_start_internal::hdb9d0b9d2cdcda8b
[INFO] [stderr]                                  at /rustc/9503ea19edbf01b9435e80e17d60ce1b88390116/library/std/src/rt.rs:51:25
[INFO] [stderr]     26:     0x55593f55dd37 - std::rt::lang_start::hc54d2feb83e1d02b
[INFO] [stderr]                                  at /rustc/9503ea19edbf01b9435e80e17d60ce1b88390116/library/std/src/rt.rs:65:5
[INFO] [stderr]     27:     0x55593f55905a - main
[INFO] [stderr]     28:     0x7f497c1cf0b3 - __libc_start_main
[INFO] [stderr]     29:     0x55593f5580be - _start
[INFO] [stderr]     30:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "b3ed95f7fedff056c7800b0e074bcce8f7488e94460bcf9899761616b8c5e5df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3ed95f7fedff056c7800b0e074bcce8f7488e94460bcf9899761616b8c5e5df", kill_on_drop: false }`
[INFO] [stdout] b3ed95f7fedff056c7800b0e074bcce8f7488e94460bcf9899761616b8c5e5df