[INFO] cloning repository https://github.com/phase/ambrosia
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/phase/ambrosia" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fphase%2Fambrosia", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fphase%2Fambrosia'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 739ffea357e88451749d28631739c8e4d4e2fa09
[INFO] testing phase/ambrosia against 1.59.0 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fphase%2Fambrosia" "/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/phase/ambrosia on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/phase/ambrosia
[INFO] finished tweaking git repo https://github.com/phase/ambrosia
[INFO] tweaked toml for git repo https://github.com/phase/ambrosia written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/phase/ambrosia already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1034e030d5d19dc7dcbbbad40c25ea2ae9a6ecd471f341eedbb7e3fa63546fa4
[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" "1034e030d5d19dc7dcbbbad40c25ea2ae9a6ecd471f341eedbb7e3fa63546fa4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1034e030d5d19dc7dcbbbad40c25ea2ae9a6ecd471f341eedbb7e3fa63546fa4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1034e030d5d19dc7dcbbbad40c25ea2ae9a6ecd471f341eedbb7e3fa63546fa4", kill_on_drop: false }`
[INFO] [stdout] 1034e030d5d19dc7dcbbbad40c25ea2ae9a6ecd471f341eedbb7e3fa63546fa4
[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=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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fc0cd79152d7fefc450b514df2b625e1dff0af1d7586fbc6ffb5066f82fe350e
[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" "fc0cd79152d7fefc450b514df2b625e1dff0af1d7586fbc6ffb5066f82fe350e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]    Compiling scratch v1.0.0
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling cxxbridge-flags v1.0.50
[INFO] [stderr]    Compiling eyre v0.6.5
[INFO] [stderr]    Compiling gimli v0.24.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.20
[INFO] [stderr]    Compiling owo-colors v1.3.0
[INFO] [stderr]    Compiling object v0.24.0
[INFO] [stderr]    Compiling bytecount v0.6.2
[INFO] [stderr]    Compiling tracing-core v0.1.18
[INFO] [stderr]    Compiling link-cplusplus v1.0.5
[INFO] [stderr]    Compiling sharded-slab v0.1.3
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling backtrace v0.3.59
[INFO] [stderr]    Compiling nom v6.2.1
[INFO] [stderr]    Compiling codespan-reporting v0.11.1
[INFO] [stderr]    Compiling cxx v1.0.50
[INFO] [stderr]    Compiling tracing-log v0.1.2
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling which v4.2.2
[INFO] [stderr]    Compiling addr2line v0.15.2
[INFO] [stderr]    Compiling nom_locate v3.0.2
[INFO] [stderr]    Compiling tracing-serde v0.1.2
[INFO] [stderr]    Compiling serde_json v1.0.66
[INFO] [stderr]    Compiling cxx-build v1.0.50
[INFO] [stderr]    Compiling tracing-attributes v0.1.15
[INFO] [stderr]    Compiling cxxbridge-macro v1.0.50
[INFO] [stderr]    Compiling ambrosia v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling tracing v0.1.26
[INFO] [stderr]    Compiling tracing-subscriber v0.2.19
[INFO] [stderr]    Compiling tracing-error v0.1.2
[INFO] [stderr] error: failed to run custom build command for `ambrosia v0.1.0 (/opt/rustwide/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/ambrosia-a10460a404856cd9/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   thread 'main' panicked at 'Couldn't find mlir-tblgen!', build.rs:92:9
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x564cc791c5dc - std::backtrace_rs::backtrace::libunwind::trace::h91c465e73bf6c785
[INFO] [stderr]                                  at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5
[INFO] [stderr]      1:     0x564cc791c5dc - std::backtrace_rs::backtrace::trace_unsynchronized::hae9da36f5d58b5f3
[INFO] [stderr]                                  at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x564cc791c5dc - std::sys_common::backtrace::_print_fmt::h7f499fa126a7effb
[INFO] [stderr]                                  at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stderr]      3:     0x564cc791c5dc - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h3e2b509ce2ce6007
[INFO] [stderr]                                  at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stderr]      4:     0x564cc79458ac - core::fmt::write::h753c7571fa063ecb
[INFO] [stderr]                                  at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/core/src/fmt/mod.rs:1168:17
[INFO] [stderr]      5:     0x564cc7916fa3 - std::io::Write::write_fmt::h2815c0519c99ba09
[INFO] [stderr]                                  at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/io/mod.rs:1660:15
[INFO] [stderr]      6:     0x564cc791f012 - std::sys_common::backtrace::_print::h64941a6fc8b0ed9b
[INFO] [stderr]                                  at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stderr]      7:     0x564cc791f012 - std::sys_common::backtrace::print::hcf25e43e1a9b0766
[INFO] [stderr]                                  at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stderr]      8:     0x564cc791f012 - std::panicking::default_hook::{{closure}}::h78d3e6cf97fc623d
[INFO] [stderr]                                  at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/panicking.rs:211:50
[INFO] [stderr]      9:     0x564cc791ebf5 - std::panicking::default_hook::hda898f8d3ad1a5ae
[INFO] [stderr]                                  at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/panicking.rs:228:9
[INFO] [stderr]     10:     0x564cc791f663 - std::panicking::rust_panic_with_hook::h1a5ea2d6c23051aa
[INFO] [stderr]                                  at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/panicking.rs:606:17
[INFO] [stderr]     11:     0x564cc76f7442 - std::panicking::begin_panic::{{closure}}::h0ff4f65055f12fcd
[INFO] [stderr]                                  at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/panicking.rs:526:9
[INFO] [stderr]     12:     0x564cc76fae69 - std::sys_common::backtrace::__rust_end_short_backtrace::h512e77db5e07ea39
[INFO] [stderr]                                  at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/sys_common/backtrace.rs:139:18
[INFO] [stderr]     13:     0x564cc76f73c3 - std::panicking::begin_panic::heefd8f2575ed9a21
[INFO] [stderr]                                  at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/panicking.rs:525:12
[INFO] [stderr]     14:     0x564cc7532175 - build_script_build::mlir_tablegen::ha00174a2a42465d0
[INFO] [stderr]                                  at /opt/rustwide/workdir/build.rs:92:9
[INFO] [stderr]     15:     0x564cc75311ce - build_script_build::main::h506692466b1f1d70
[INFO] [stderr]                                  at /opt/rustwide/workdir/build.rs:13:5
[INFO] [stderr]     16:     0x564cc7534bfb - core::ops::function::FnOnce::call_once::hda94781c3b22be47
[INFO] [stderr]                                  at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/core/src/ops/function.rs:227:5
[INFO] [stderr]     17:     0x564cc7533ffe - std::sys_common::backtrace::__rust_begin_short_backtrace::h6ca625812db13cce
[INFO] [stderr]                                  at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/sys_common/backtrace.rs:123:18
[INFO] [stderr]     18:     0x564cc7533de1 - std::rt::lang_start::{{closure}}::h59834b93b29861e8
[INFO] [stderr]                                  at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/rt.rs:145:18
[INFO] [stderr]     19:     0x564cc791bc90 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h443f738a8e9f947a
[INFO] [stderr]                                  at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/core/src/ops/function.rs:259:13
[INFO] [stderr]     20:     0x564cc791bc90 - std::panicking::try::do_call::h1e21ba261ba489ec
[INFO] [stderr]                                  at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/panicking.rs:406:40
[INFO] [stderr]     21:     0x564cc791bc90 - std::panicking::try::h6afd48af8b6c96ac
[INFO] [stderr]                                  at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/panicking.rs:370:19
[INFO] [stderr]     22:     0x564cc791bc90 - std::panic::catch_unwind::h85dd95e0bab7fb60
[INFO] [stderr]                                  at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/panic.rs:133:14
[INFO] [stderr]     23:     0x564cc791bc90 - std::rt::lang_start_internal::{{closure}}::h038455e697c8b03e
[INFO] [stderr]                                  at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/rt.rs:128:48
[INFO] [stderr]     24:     0x564cc791bc90 - std::panicking::try::do_call::h6b0ad65979f3077a
[INFO] [stderr]                                  at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/panicking.rs:406:40
[INFO] [stderr]     25:     0x564cc791bc90 - std::panicking::try::h010108d314169ac6
[INFO] [stderr]                                  at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/panicking.rs:370:19
[INFO] [stderr]     26:     0x564cc791bc90 - std::panic::catch_unwind::hff397f912b1535c2
[INFO] [stderr]                                  at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/panic.rs:133:14
[INFO] [stderr]     27:     0x564cc791bc90 - std::rt::lang_start_internal::h52e73755f77c7dd9
[INFO] [stderr]                                  at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/rt.rs:128:20
[INFO] [stderr]     28:     0x564cc7533db0 - std::rt::lang_start::h6170bd3bbee6ef3d
[INFO] [stderr]                                  at /rustc/9d1b2106e23b1abd32fce1f17267604a5102f57a/library/std/src/rt.rs:144:17
[INFO] [stderr]     29:     0x564cc753262c - main
[INFO] [stderr]     30:     0x7f4ea25bc0b3 - __libc_start_main
[INFO] [stderr]     31:     0x564cc7530fce - _start
[INFO] [stderr]     32:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "fc0cd79152d7fefc450b514df2b625e1dff0af1d7586fbc6ffb5066f82fe350e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc0cd79152d7fefc450b514df2b625e1dff0af1d7586fbc6ffb5066f82fe350e", kill_on_drop: false }`
[INFO] [stdout] fc0cd79152d7fefc450b514df2b625e1dff0af1d7586fbc6ffb5066f82fe350e