[INFO] cloning repository https://github.com/robertbrignull/rhythmical [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/robertbrignull/rhythmical" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frobertbrignull%2Frhythmical", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frobertbrignull%2Frhythmical'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 4fe027a130a198149b01733a98311a1ace412139 [INFO] checking robertbrignull/rhythmical against master#6526e5c772f2da07db745c94ca6bb0a591a39ba4 for pr-80920 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frobertbrignull%2Frhythmical" "/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/robertbrignull/rhythmical on toolchain 6526e5c772f2da07db745c94ca6bb0a591a39ba4 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6526e5c772f2da07db745c94ca6bb0a591a39ba4" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/robertbrignull/rhythmical [INFO] finished tweaking git repo https://github.com/robertbrignull/rhythmical [INFO] tweaked toml for git repo https://github.com/robertbrignull/rhythmical written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/robertbrignull/rhythmical already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6526e5c772f2da07db745c94ca6bb0a591a39ba4" "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-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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+6526e5c772f2da07db745c94ca6bb0a591a39ba4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 49afb0015267f56a675716e1e9bacd3957605fa0cb0fe757a08a185fb5044543 [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" "49afb0015267f56a675716e1e9bacd3957605fa0cb0fe757a08a185fb5044543", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "49afb0015267f56a675716e1e9bacd3957605fa0cb0fe757a08a185fb5044543", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "49afb0015267f56a675716e1e9bacd3957605fa0cb0fe757a08a185fb5044543", kill_on_drop: false }` [INFO] [stdout] 49afb0015267f56a675716e1e9bacd3957605fa0cb0fe757a08a185fb5044543 [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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+6526e5c772f2da07db745c94ca6bb0a591a39ba4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d320b7fdf38146e507706bdb3d7e0c526d69cdaca5e37c586b5111ad14b297c4 [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" "d320b7fdf38146e507706bdb3d7e0c526d69cdaca5e37c586b5111ad14b297c4", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.48 [INFO] [stderr] Compiling rand_core v0.4.0 [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling autocfg v0.1.2 [INFO] [stderr] Checking cfg-if v0.1.6 [INFO] [stderr] Compiling siphasher v0.2.3 [INFO] [stderr] Compiling memchr v2.1.3 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Compiling build_const v0.2.1 [INFO] [stderr] Compiling proc-macro2 v0.4.27 [INFO] [stderr] Compiling byteorder v1.3.1 [INFO] [stderr] Compiling num-traits v0.2.6 [INFO] [stderr] Compiling cc v1.0.29 [INFO] [stderr] Compiling num-integer v0.1.39 [INFO] [stderr] Compiling httparse v1.3.3 [INFO] [stderr] Compiling serde v1.0.87 [INFO] [stderr] Checking remove_dir_all v0.5.1 [INFO] [stderr] Checking safemem v0.3.0 [INFO] [stderr] Checking safemem v0.2.0 [INFO] [stderr] Checking percent-encoding v1.0.1 [INFO] [stderr] Checking adler32 v1.0.3 [INFO] [stderr] Checking ucd-util v0.1.3 [INFO] [stderr] Checking chunked_transfer v0.3.1 [INFO] [stderr] Compiling regex v1.1.0 [INFO] [stderr] Checking quick-error v1.2.2 [INFO] [stderr] Checking lazy_static v1.2.0 [INFO] [stderr] Checking ascii v0.8.7 [INFO] [stderr] Checking utf8-ranges v1.0.2 [INFO] [stderr] Compiling rhythmical v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking sha1 v0.6.0 [INFO] [stderr] Checking htmlescape v0.3.1 [INFO] [stderr] Checking log v0.4.6 [INFO] [stderr] Checking unreachable v1.0.0 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Compiling rand_jitter v0.1.2 [INFO] [stderr] Compiling crc v1.8.1 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling unicase v1.4.2 [INFO] [stderr] Checking regex-syntax v0.6.5 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking smallvec v0.6.8 [INFO] [stderr] Compiling rand_xorshift v0.1.1 [INFO] [stderr] Compiling rand_isaac v0.1.1 [INFO] [stderr] Compiling rand_hc v0.1.0 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Checking unicode-normalization v0.1.8 [INFO] [stderr] error: failed to run custom build command for `rhythmical v0.1.0 (/opt/rustwide/workdir)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/rhythmical-b5e6a2b10d6ef197/build-script-build` (exit code: 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" }', build.rs:15:14 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x559b66c0a147 - std::backtrace_rs::backtrace::libunwind::trace::h8bc78f7bc1f75bdb [INFO] [stderr] at /rustc/6526e5c772f2da07db745c94ca6bb0a591a39ba4/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stderr] 1: 0x559b66c0a147 - std::backtrace_rs::backtrace::trace_unsynchronized::ha4c961c9576f95ba [INFO] [stderr] at /rustc/6526e5c772f2da07db745c94ca6bb0a591a39ba4/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x559b66c0a147 - std::sys_common::backtrace::_print_fmt::hc20cfdc233d6eb02 [INFO] [stderr] at /rustc/6526e5c772f2da07db745c94ca6bb0a591a39ba4/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x559b66c0a147 - ::fmt::h04bea14549780a0f [INFO] [stderr] at /rustc/6526e5c772f2da07db745c94ca6bb0a591a39ba4/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x559b66c2497c - core::fmt::write::h3868db8542c90941 [INFO] [stderr] at /rustc/6526e5c772f2da07db745c94ca6bb0a591a39ba4/library/core/src/fmt/mod.rs:1078:17 [INFO] [stderr] 5: 0x559b66c08272 - std::io::Write::write_fmt::h55dd75636eef6a5c [INFO] [stderr] at /rustc/6526e5c772f2da07db745c94ca6bb0a591a39ba4/library/std/src/io/mod.rs:1518:15 [INFO] [stderr] 6: 0x559b66c0be75 - std::sys_common::backtrace::_print::h6439e8525077c7da [INFO] [stderr] at /rustc/6526e5c772f2da07db745c94ca6bb0a591a39ba4/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x559b66c0be75 - std::sys_common::backtrace::print::h02b685f728ce3931 [INFO] [stderr] at /rustc/6526e5c772f2da07db745c94ca6bb0a591a39ba4/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x559b66c0be75 - std::panicking::default_hook::{{closure}}::h7c29625065fafae1 [INFO] [stderr] at /rustc/6526e5c772f2da07db745c94ca6bb0a591a39ba4/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x559b66c0b9d3 - std::panicking::default_hook::hba441710bb71f4d5 [INFO] [stderr] at /rustc/6526e5c772f2da07db745c94ca6bb0a591a39ba4/library/std/src/panicking.rs:225:9 [INFO] [stderr] 10: 0x559b66c0c611 - std::panicking::rust_panic_with_hook::ha936eb00e51bc4d9 [INFO] [stderr] at /rustc/6526e5c772f2da07db745c94ca6bb0a591a39ba4/library/std/src/panicking.rs:591:17 [INFO] [stderr] 11: 0x559b66c0c157 - std::panicking::begin_panic_handler::{{closure}}::hcd15140e0238536e [INFO] [stderr] at /rustc/6526e5c772f2da07db745c94ca6bb0a591a39ba4/library/std/src/panicking.rs:497:13 [INFO] [stderr] 12: 0x559b66c0a60c - std::sys_common::backtrace::__rust_end_short_backtrace::hb13a021bb64823a1 [INFO] [stderr] at /rustc/6526e5c772f2da07db745c94ca6bb0a591a39ba4/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x559b66c0c0b9 - rust_begin_unwind [INFO] [stderr] at /rustc/6526e5c772f2da07db745c94ca6bb0a591a39ba4/library/std/src/panicking.rs:493:5 [INFO] [stderr] 14: 0x559b66c23d51 - core::panicking::panic_fmt::h20225113c4a2f8fd [INFO] [stderr] at /rustc/6526e5c772f2da07db745c94ca6bb0a591a39ba4/library/core/src/panicking.rs:92:14 [INFO] [stderr] 15: 0x559b66c23b73 - core::option::expect_none_failed::hc6d6d4cea4fdc285 [INFO] [stderr] at /rustc/6526e5c772f2da07db745c94ca6bb0a591a39ba4/library/core/src/option.rs:1266:5 [INFO] [stderr] 16: 0x559b66becaab - core::result::Result::unwrap::haa1e9ec92f7c132c [INFO] [stderr] at /rustc/6526e5c772f2da07db745c94ca6bb0a591a39ba4/library/core/src/result.rs:969:23 [INFO] [stderr] 17: 0x559b66befa85 - build_script_build::main::h561a9db670ab426c [INFO] [stderr] at /opt/rustwide/workdir/build.rs:12:9 [INFO] [stderr] 18: 0x559b66bebabb - core::ops::function::FnOnce::call_once::hd89d84efff860a0f [INFO] [stderr] at /rustc/6526e5c772f2da07db745c94ca6bb0a591a39ba4/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 19: 0x559b66beb41e - std::sys_common::backtrace::__rust_begin_short_backtrace::h5b168b4c4dd945da [INFO] [stderr] at /rustc/6526e5c772f2da07db745c94ca6bb0a591a39ba4/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 20: 0x559b66beffb1 - std::rt::lang_start::{{closure}}::h3f981ca6b5d620dc [INFO] [stderr] at /rustc/6526e5c772f2da07db745c94ca6bb0a591a39ba4/library/std/src/rt.rs:66:18 [INFO] [stderr] 21: 0x559b66c0ca37 - core::ops::function::impls:: for &F>::call_once::h7c92107c3c98a949 [INFO] [stderr] at /rustc/6526e5c772f2da07db745c94ca6bb0a591a39ba4/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 22: 0x559b66c0ca37 - std::panicking::try::do_call::h7454c57e8fbf0cc1 [INFO] [stderr] at /rustc/6526e5c772f2da07db745c94ca6bb0a591a39ba4/library/std/src/panicking.rs:379:40 [INFO] [stderr] 23: 0x559b66c0ca37 - std::panicking::try::he71cdc15ed83b5ec [INFO] [stderr] at /rustc/6526e5c772f2da07db745c94ca6bb0a591a39ba4/library/std/src/panicking.rs:343:19 [INFO] [stderr] 24: 0x559b66c0ca37 - std::panic::catch_unwind::hfc08ddb043e6e18c [INFO] [stderr] at /rustc/6526e5c772f2da07db745c94ca6bb0a591a39ba4/library/std/src/panic.rs:396:14 [INFO] [stderr] 25: 0x559b66c0ca37 - std::rt::lang_start_internal::he4958117ec6901fd [INFO] [stderr] at /rustc/6526e5c772f2da07db745c94ca6bb0a591a39ba4/library/std/src/rt.rs:51:25 [INFO] [stderr] 26: 0x559b66beff87 - std::rt::lang_start::h65d3fe3123088652 [INFO] [stderr] at /rustc/6526e5c772f2da07db745c94ca6bb0a591a39ba4/library/std/src/rt.rs:65:5 [INFO] [stderr] 27: 0x559b66befeaa - main [INFO] [stderr] 28: 0x7f1e9f5280b3 - __libc_start_main [INFO] [stderr] 29: 0x559b66be809e - _start [INFO] [stderr] 30: 0x0 - [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "d320b7fdf38146e507706bdb3d7e0c526d69cdaca5e37c586b5111ad14b297c4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d320b7fdf38146e507706bdb3d7e0c526d69cdaca5e37c586b5111ad14b297c4", kill_on_drop: false }` [INFO] [stdout] d320b7fdf38146e507706bdb3d7e0c526d69cdaca5e37c586b5111ad14b297c4