[INFO] cloning repository https://github.com/pikajude/nixt
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pikajude/nixt" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpikajude%2Fnixt", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpikajude%2Fnixt'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 837209d158fee722157233c4b6667b31fc420742
[INFO] documenting pikajude/nixt against 1.54.0 for beta-1.55-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpikajude%2Fnixt" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/pikajude/nixt on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/pikajude/nixt
[INFO] finished tweaking git repo https://github.com/pikajude/nixt
[INFO] tweaked toml for git repo https://github.com/pikajude/nixt written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/pikajude/nixt already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d27b25a390a80252be78394f5e6d582bcd4b2f88e5a1b5e0747963acbb24aa8e
[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" "d27b25a390a80252be78394f5e6d582bcd4b2f88e5a1b5e0747963acbb24aa8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d27b25a390a80252be78394f5e6d582bcd4b2f88e5a1b5e0747963acbb24aa8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d27b25a390a80252be78394f5e6d582bcd4b2f88e5a1b5e0747963acbb24aa8e", kill_on_drop: false }`
[INFO] [stdout] d27b25a390a80252be78394f5e6d582bcd4b2f88e5a1b5e0747963acbb24aa8e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b53aac3204271c01e42752933b95d355e61533e98db73ffb4fe6ab93bca8a9df
[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" "b53aac3204271c01e42752933b95d355e61533e98db73ffb4fe6ab93bca8a9df", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.77
[INFO] [stderr]    Compiling syn v1.0.40
[INFO] [stderr]    Compiling slog v2.5.2
[INFO] [stderr]    Compiling hashbrown v0.9.0
[INFO] [stderr]    Compiling regex-syntax v0.6.20
[INFO] [stderr]    Compiling bit-vec v0.6.2
[INFO] [stderr]    Compiling lalrpop-util v0.19.1
[INFO] [stderr]    Compiling curl v0.4.33
[INFO] [stderr]     Checking either v1.6.0
[INFO] [stderr]     Checking std_prelude v0.2.12
[INFO] [stderr]     Checking chunked_transfer v1.2.0
[INFO] [stderr]     Checking tee_readwrite v0.1.0
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling ring v0.16.15
[INFO] [stderr]    Compiling libz-sys v1.1.2
[INFO] [stderr]    Compiling curl-sys v0.4.36+curl-7.71.1
[INFO] [stderr]    Compiling libsqlite3-sys v0.20.0
[INFO] [stderr]    Compiling libarchive3-sys v0.1.2
[INFO] [stderr]    Compiling im v15.0.0
[INFO] [stderr]     Checking lock_api v0.4.1
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]     Checking qstring v0.7.2
[INFO] [stderr]     Checking codespan-reporting v0.9.5
[INFO] [stderr]    Compiling bit-set v0.5.2
[INFO] [stderr]     Checking subslice v0.2.2
[INFO] [stderr]    Compiling aho-corasick v0.7.14
[INFO] [stderr]    Compiling ena v0.14.0
[INFO] [stderr]     Checking crossbeam-utils v0.8.0
[INFO] [stderr]    Compiling indexmap v1.6.0
[INFO] [stderr]     Checking regex v1.4.1
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[INFO] [stderr]     Checking codespan v0.9.5
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[INFO] [stderr]     Checking num-integer v0.1.44
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[INFO] [stderr]     Checking nix v0.18.0
[INFO] [stderr]     Checking openssl-sys v0.9.58
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[INFO] [stderr]    Compiling dirs v1.0.5
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[INFO] [stderr]     Checking dirs-next v1.0.1
[INFO] [stderr]     Checking parking_lot v0.11.0
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[INFO] [stderr]    Compiling term v0.5.2
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[INFO] [stderr]     Checking rust-crypto v0.2.36
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking slog-term v2.6.0
[INFO] [stderr]     Checking webpki-roots v0.20.0
[INFO] [stderr]     Checking rustls v0.18.1
[INFO] [stderr]    Compiling ascii-canvas v2.0.0
[INFO] [stderr]     Checking slog-envlogger v2.2.0
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking uuid v0.8.1
[INFO] [stderr]     Checking rustyline v6.2.0
[INFO] [stderr]     Checking prctl v1.0.0
[INFO] [stderr]     Checking ctrlc v3.1.7
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.21
[INFO] [stderr]    Compiling structopt-derive v0.4.13
[INFO] [stderr]    Compiling derive_more v0.99.11
[INFO] [stderr]     Checking time-macros v0.1.0
[INFO] [stderr]    Compiling darling v0.10.2
[INFO] [stderr]     Checking time v0.2.22
[INFO] [stderr]    Compiling gen-settings v0.1.0 (/opt/rustwide/workdir/gen-settings)
[INFO] [stderr]     Checking thiserror v1.0.21
[INFO] [stderr]     Checking structopt v0.3.20
[INFO] [stderr]     Checking cookie v0.14.2
[INFO] [stderr]     Checking ureq v1.4.1
[INFO] [stderr]     Checking serde v1.0.116
[INFO] [stderr]     Checking bincode v1.3.1
[INFO] [stderr]     Checking serde_json v1.0.57
[INFO] [stderr]     Checking string_cache v0.8.0
[INFO] [stderr]     Checking path_abs v0.5.0
[INFO] [stderr]    Compiling docopt v1.1.0
[INFO] [stderr]     Checking ipc-channel v0.14.1
[INFO] [stderr]     Checking slog-json v2.3.0
[INFO] [stderr]    Compiling lalrpop v0.19.1
[INFO] [stderr]    Compiling rix v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] The following warnings were emitted during compilation:
[INFO] [stderr] 
[INFO] [stderr] warning: rix currently requires a static version of bash to run builders.
[INFO] [stderr] warning: attempting to build one with nix-build...
[INFO] [stderr] 
[INFO] [stderr] error: failed to run custom build command for `rix v0.1.0 (/opt/rustwide/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/rix-bd1c7aca48b8ae4d/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   processing file `/opt/rustwide/workdir/src/syntax/parser.lalrpop`
[INFO] [stderr]   cargo:rerun-if-changed=/opt/rustwide/target/debug/build/rix-4980c4cee462ebfa/out/bash-static
[INFO] [stderr]   cargo:warning=rix currently requires a static version of bash to run builders.
[INFO] [stderr]   cargo:warning=attempting to build one with nix-build...
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr]   thread 'main' panicked at 'unable to execute nix-build: Os { code: 2, kind: NotFound, message: "No such file or directory" }', build.rs:24:6
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x5589f4e9e3e0 - std::backtrace_rs::backtrace::libunwind::trace::h34055254b57d8e79
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stderr]      1:     0x5589f4e9e3e0 - std::backtrace_rs::backtrace::trace_unsynchronized::h8f1e3fbd9afff6ec
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x5589f4e9e3e0 - std::sys_common::backtrace::_print_fmt::h3a99a796b770c360
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stderr]      3:     0x5589f4e9e3e0 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h32d1f94a80615d18
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stderr]      4:     0x5589f4ec197c - core::fmt::write::h306731c068f7162c
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/fmt/mod.rs:1110:17
[INFO] [stderr]      5:     0x5589f4e9b335 - std::io::Write::write_fmt::hd2fa90334eee2a21
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/io/mod.rs:1588:15
[INFO] [stderr]      6:     0x5589f4ea035b - std::sys_common::backtrace::_print::h5abaa2601a852287
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stderr]      7:     0x5589f4ea035b - std::sys_common::backtrace::print::h8d81445442bb638f
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stderr]      8:     0x5589f4ea035b - std::panicking::default_hook::{{closure}}::hcfe804496a9fa747
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:208:50
[INFO] [stderr]      9:     0x5589f4e9fe31 - std::panicking::default_hook::hbea8e3ccf2ba8901
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:225:9
[INFO] [stderr]     10:     0x5589f4ea0a24 - std::panicking::rust_panic_with_hook::h7ee9e1a2d0f8975a
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:622:17
[INFO] [stderr]     11:     0x5589f4ea0507 - std::panicking::begin_panic_handler::{{closure}}::h8ab3b4491718b2c7
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:519:13
[INFO] [stderr]     12:     0x5589f4e9e8dc - std::sys_common::backtrace::__rust_end_short_backtrace::hd489062ffa586a9f
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stderr]     13:     0x5589f4ea0469 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:515:5
[INFO] [stderr]     14:     0x5589f463f971 - core::panicking::panic_fmt::hca6330e3e14086b4
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/panicking.rs:92:14
[INFO] [stderr]     15:     0x5589f463fa63 - core::result::unwrap_failed::h6160d2b4bfbb0e87
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/result.rs:1355:5
[INFO] [stderr]     16:     0x5589f46413cd - core::result::Result<T,E>::expect::h41b7d6c493b4af22
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/result.rs:997:23
[INFO] [stderr]     17:     0x5589f4640e8e - build_script_build::main::h0f0d5631401e5153
[INFO] [stderr]                                  at /opt/rustwide/workdir/build.rs:20:20
[INFO] [stderr]     18:     0x5589f464085b - core::ops::function::FnOnce::call_once::h5c1dc1ba8ca6724f
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/ops/function.rs:227:5
[INFO] [stderr]     19:     0x5589f46409ce - std::sys_common::backtrace::__rust_begin_short_backtrace::h8a3d5cd577876c62
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stderr]     20:     0x5589f4641821 - std::rt::lang_start::{{closure}}::h033fa159c04001b7
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/rt.rs:49:18
[INFO] [stderr]     21:     0x5589f4ea0f29 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h2aabc384aab89b7b
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/ops/function.rs:259:13
[INFO] [stderr]     22:     0x5589f4ea0f29 - std::panicking::try::do_call::hc5fcacb7a85fc7b1
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:401:40
[INFO] [stderr]     23:     0x5589f4ea0f29 - std::panicking::try::hb5d9603af3abbe3a
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:365:19
[INFO] [stderr]     24:     0x5589f4ea0f29 - std::panic::catch_unwind::h98fe6ac3925e64b4
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panic.rs:434:14
[INFO] [stderr]     25:     0x5589f4ea0f29 - std::rt::lang_start_internal::h22ac7383c516f93e
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/rt.rs:34:21
[INFO] [stderr]     26:     0x5589f4641800 - std::rt::lang_start::hdfa10a053731fe94
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/rt.rs:48:5
[INFO] [stderr]     27:     0x5589f464124c - main
[INFO] [stderr]     28:     0x7f25b6de30b3 - __libc_start_main
[INFO] [stderr]     29:     0x5589f464016e - _start
[INFO] [stderr]     30:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "b53aac3204271c01e42752933b95d355e61533e98db73ffb4fe6ab93bca8a9df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b53aac3204271c01e42752933b95d355e61533e98db73ffb4fe6ab93bca8a9df", kill_on_drop: false }`
[INFO] [stdout] b53aac3204271c01e42752933b95d355e61533e98db73ffb4fe6ab93bca8a9df
