[INFO] cloning repository https://github.com/Monadic-Cat/rfut
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Monadic-Cat/rfut" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMonadic-Cat%2Frfut", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMonadic-Cat%2Frfut'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 79069d27d485eb9082e7b0bbdbb548ee4511416a
[INFO] testing Monadic-Cat/rfut against beta-2022-02-22 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMonadic-Cat%2Frfut" "/workspace/builds/worker-110/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-110/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Monadic-Cat/rfut on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-110/source/.cargo/config
[INFO] started tweaking git repo https://github.com/Monadic-Cat/rfut
[INFO] finished tweaking git repo https://github.com/Monadic-Cat/rfut
[INFO] tweaked toml for git repo https://github.com/Monadic-Cat/rfut written to /workspace/builds/worker-110/source/Cargo.toml
[INFO] crate git repo https://github.com/Monadic-Cat/rfut already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/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" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6cf44c6fab6bbab6f6d9e113d0b45238d7674b1d020c8eb9127987dd4c809ae4
[INFO] running `Command { std: "docker" "start" "-a" "6cf44c6fab6bbab6f6d9e113d0b45238d7674b1d020c8eb9127987dd4c809ae4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6cf44c6fab6bbab6f6d9e113d0b45238d7674b1d020c8eb9127987dd4c809ae4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6cf44c6fab6bbab6f6d9e113d0b45238d7674b1d020c8eb9127987dd4c809ae4", kill_on_drop: false }`
[INFO] [stdout] 6cf44c6fab6bbab6f6d9e113d0b45238d7674b1d020c8eb9127987dd4c809ae4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/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" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9034ec6d7d27adea0cbd558a1baa94620dfd8b649257cf78304d354b464c425e
[INFO] running `Command { std: "docker" "start" "-a" "9034ec6d7d27adea0cbd558a1baa94620dfd8b649257cf78304d354b464c425e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling cc v1.0.58
[INFO] [stderr]    Compiling rfut v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: failed to run custom build command for `rfut v0.1.0 (/opt/rustwide/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/rfut-d0c1446ad8f233ed/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   cargo:rerun-if-changed=src/stuff.fut
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr]   thread 'main' panicked at 'failed to run futhark compiler: Os { code: 2, kind: NotFound, message: "No such file or directory" }', build.rs:8:10
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x5574dd0d742c - std::backtrace_rs::backtrace::libunwind::trace::h02555d7ca8aa068a
[INFO] [stderr]                                  at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5
[INFO] [stderr]      1:     0x5574dd0d742c - std::backtrace_rs::backtrace::trace_unsynchronized::h8555a46024147da8
[INFO] [stderr]                                  at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x5574dd0d742c - std::sys_common::backtrace::_print_fmt::h4c7f50b4f105da1e
[INFO] [stderr]                                  at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/sys_common/backtrace.rs:66:5
[INFO] [stderr]      3:     0x5574dd0d742c - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::ha305a40dbc030444
[INFO] [stderr]                                  at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/sys_common/backtrace.rs:45:22
[INFO] [stderr]      4:     0x5574dd0f9a4c - core::fmt::write::hadd15acf4d6ce273
[INFO] [stderr]                                  at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/core/src/fmt/mod.rs:1190:17
[INFO] [stderr]      5:     0x5574dd0d26d8 - std::io::Write::write_fmt::h0f87f6c0c21ec48a
[INFO] [stderr]                                  at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/io/mod.rs:1657:15
[INFO] [stderr]      6:     0x5574dd0d96f7 - std::sys_common::backtrace::_print::h0dd5c0810675bd8c
[INFO] [stderr]                                  at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/sys_common/backtrace.rs:48:5
[INFO] [stderr]      7:     0x5574dd0d96f7 - std::sys_common::backtrace::print::h20a2155fa0a22ca6
[INFO] [stderr]                                  at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/sys_common/backtrace.rs:35:9
[INFO] [stderr]      8:     0x5574dd0d96f7 - std::panicking::default_hook::{{closure}}::habb3b6f3ccdfe00a
[INFO] [stderr]                                  at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panicking.rs:295:22
[INFO] [stderr]      9:     0x5574dd0d93bf - std::panicking::default_hook::h1c5cf4d5063a38e4
[INFO] [stderr]                                  at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panicking.rs:314:9
[INFO] [stderr]     10:     0x5574dd0d9e4a - std::panicking::rust_panic_with_hook::hb5de7a3072d2cf59
[INFO] [stderr]                                  at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panicking.rs:698:17
[INFO] [stderr]     11:     0x5574dd0d9b37 - std::panicking::begin_panic_handler::{{closure}}::h5106de2f55f1a411
[INFO] [stderr]                                  at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panicking.rs:588:13
[INFO] [stderr]     12:     0x5574dd0d78f4 - std::sys_common::backtrace::__rust_end_short_backtrace::h5ad5c2a8a003ca72
[INFO] [stderr]                                  at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/sys_common/backtrace.rs:138:18
[INFO] [stderr]     13:     0x5574dd0d9849 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panicking.rs:584:5
[INFO] [stderr]     14:     0x5574dd062483 - core::panicking::panic_fmt::hfb4b8460cd493e74
[INFO] [stderr]                                  at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/core/src/panicking.rs:143:14
[INFO] [stderr]     15:     0x5574dd062513 - core::result::unwrap_failed::hf9b34e307f812de0
[INFO] [stderr]                                  at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/core/src/result.rs:1749:5
[INFO] [stderr]     16:     0x5574dd062fdc - core::result::Result<T,E>::expect::h516991fa45f115cc
[INFO] [stderr]                                  at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/core/src/result.rs:1022:23
[INFO] [stderr]     17:     0x5574dd06331b - build_script_build::main::h112a657ccfa5426d
[INFO] [stderr]                                  at /opt/rustwide/workdir/build.rs:5:5
[INFO] [stderr]     18:     0x5574dd0635ab - core::ops::function::FnOnce::call_once::hcd123a6500a12678
[INFO] [stderr]                                  at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/core/src/ops/function.rs:227:5
[INFO] [stderr]     19:     0x5574dd0636ae - std::sys_common::backtrace::__rust_begin_short_backtrace::hb22d7f33cb85853c
[INFO] [stderr]                                  at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/sys_common/backtrace.rs:122:18
[INFO] [stderr]     20:     0x5574dd063671 - std::rt::lang_start::{{closure}}::hcf37ade9a4aad83a
[INFO] [stderr]                                  at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/rt.rs:145:18
[INFO] [stderr]     21:     0x5574dd0d6b11 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h9e134bb161d17658
[INFO] [stderr]                                  at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/core/src/ops/function.rs:259:13
[INFO] [stderr]     22:     0x5574dd0d6b11 - std::panicking::try::do_call::h7f361d911648db1a
[INFO] [stderr]                                  at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panicking.rs:492:40
[INFO] [stderr]     23:     0x5574dd0d6b11 - std::panicking::try::hbe441b12f8ff00e7
[INFO] [stderr]                                  at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panicking.rs:456:19
[INFO] [stderr]     24:     0x5574dd0d6b11 - std::panic::catch_unwind::h12066b7ab56d7459
[INFO] [stderr]                                  at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panic.rs:137:14
[INFO] [stderr]     25:     0x5574dd0d6b11 - std::rt::lang_start_internal::{{closure}}::h901c86e61467dcde
[INFO] [stderr]                                  at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/rt.rs:128:48
[INFO] [stderr]     26:     0x5574dd0d6b11 - std::panicking::try::do_call::h1817b5f028d90a8c
[INFO] [stderr]                                  at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panicking.rs:492:40
[INFO] [stderr]     27:     0x5574dd0d6b11 - std::panicking::try::hd5afeaf2f0454960
[INFO] [stderr]                                  at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panicking.rs:456:19
[INFO] [stderr]     28:     0x5574dd0d6b11 - std::panic::catch_unwind::h13348562ae6426ca
[INFO] [stderr]                                  at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panic.rs:137:14
[INFO] [stderr]     29:     0x5574dd0d6b11 - std::rt::lang_start_internal::hf194c7db73fedcb2
[INFO] [stderr]                                  at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/rt.rs:128:20
[INFO] [stderr]     30:     0x5574dd063640 - std::rt::lang_start::haa3cc8cfe36086b4
[INFO] [stderr]                                  at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/rt.rs:144:17
[INFO] [stderr]     31:     0x5574dd06347c - main
[INFO] [stderr]     32:     0x7ffb98ce80b3 - __libc_start_main
[INFO] [stderr]     33:     0x5574dd062c5e - _start
[INFO] [stderr]     34:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "9034ec6d7d27adea0cbd558a1baa94620dfd8b649257cf78304d354b464c425e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9034ec6d7d27adea0cbd558a1baa94620dfd8b649257cf78304d354b464c425e", kill_on_drop: false }`
[INFO] [stdout] 9034ec6d7d27adea0cbd558a1baa94620dfd8b649257cf78304d354b464c425e