[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 try#7c3a44cf5f95fa5cf164a312bdcf845157af7093 for pr-77325 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frobertbrignull%2Frhythmical" "/workspace/builds/worker-0/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/robertbrignull/rhythmical on toolchain 7c3a44cf5f95fa5cf164a312bdcf845157af7093 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7c3a44cf5f95fa5cf164a312bdcf845157af7093" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-0/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" "+7c3a44cf5f95fa5cf164a312bdcf845157af7093" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded serde_derive v1.0.87 [INFO] [stderr] Downloaded rand_jitter v0.1.2 [INFO] [stderr] Downloaded gzip-header v0.2.0 [INFO] [stderr] Downloaded buf_redux v0.8.1 [INFO] [stderr] Downloaded ascii v0.8.7 [INFO] [stderr] Downloaded rouille v3.0.0 [INFO] [stderr] Downloaded tiny_http v0.6.2 [INFO] [stderr] Downloaded serde v1.0.87 [INFO] [stderr] Downloaded multipart v0.15.4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+7c3a44cf5f95fa5cf164a312bdcf845157af7093" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d11a4e69fca6e7c13b84f7d92942d3b2eb4724c8a70ecdc57f6b93c22e3a2ad2 [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" "d11a4e69fca6e7c13b84f7d92942d3b2eb4724c8a70ecdc57f6b93c22e3a2ad2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d11a4e69fca6e7c13b84f7d92942d3b2eb4724c8a70ecdc57f6b93c22e3a2ad2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d11a4e69fca6e7c13b84f7d92942d3b2eb4724c8a70ecdc57f6b93c22e3a2ad2", kill_on_drop: false }` [INFO] [stdout] d11a4e69fca6e7c13b84f7d92942d3b2eb4724c8a70ecdc57f6b93c22e3a2ad2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+7c3a44cf5f95fa5cf164a312bdcf845157af7093" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 6e1ddfc8a345b0e887459857ea3a8ff095d35670fac275d3767241da458999bd [INFO] running `Command { std: "docker" "start" "-a" "6e1ddfc8a345b0e887459857ea3a8ff095d35670fac275d3767241da458999bd", kill_on_drop: false }` [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Checking cfg-if v0.1.6 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Compiling cc v1.0.29 [INFO] [stderr] Compiling httparse v1.3.3 [INFO] [stderr] Checking percent-encoding v1.0.1 [INFO] [stderr] Checking safemem v0.2.0 [INFO] [stderr] Checking remove_dir_all v0.5.1 [INFO] [stderr] Checking safemem v0.3.0 [INFO] [stderr] Checking chunked_transfer v0.3.1 [INFO] [stderr] Checking quick-error v1.2.2 [INFO] [stderr] Checking ascii v0.8.7 [INFO] [stderr] Checking sha1 v0.6.0 [INFO] [stderr] Compiling rhythmical v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Compiling rand_jitter v0.1.2 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> build.rs:32:24 [INFO] [stdout] | [INFO] [stdout] 32 | panic!(format!("Command {} exited with status code {}", command_name, code)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panic)]` on by default [INFO] [stdout] = note: this is no longer accepted in Rust 2021 [INFO] [stdout] = note: the panic!() macro supports formatting, so there's no need for the format!() macro here [INFO] [stdout] help: remove the `format!(..)` macro call [INFO] [stdout] | [INFO] [stdout] 32 | panic!("Command {} exited with status code {}", command_name, code); [INFO] [stdout] | -- -- [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> build.rs:36:20 [INFO] [stdout] | [INFO] [stdout] 36 | panic!(format!("Command {} terminated by signal", command_name)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this is no longer accepted in Rust 2021 [INFO] [stdout] = note: the panic!() macro supports formatting, so there's no need for the format!() macro here [INFO] [stdout] help: remove the `format!(..)` macro call [INFO] [stdout] | [INFO] [stdout] 36 | panic!("Command {} terminated by signal", command_name); [INFO] [stdout] | -- -- [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking regex-syntax v0.6.5 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Compiling libc v0.2.48 [INFO] [stderr] Compiling proc-macro2 v0.4.27 [INFO] [stderr] Checking log v0.4.6 [INFO] [stderr] Checking unreachable v1.0.0 [INFO] [stderr] Checking memchr v2.1.3 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking num_cpus v1.9.0 [INFO] [stderr] Checking filetime v0.2.4 [INFO] [stderr] Checking term v0.5.1 [INFO] [stderr] Checking base64 v0.9.3 [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking serde_json v1.0.38 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking rand v0.5.6 [INFO] [stderr] Checking chrono v0.4.6 [INFO] [stderr] Checking smallvec v0.6.8 [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-ba74e25d39a07fcd/build-script-build` (exit status: 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: 0x56101fce28b0 - std::backtrace_rs::backtrace::libunwind::trace::h1037ca7e6eeef65c [INFO] [stderr] at /rustc/7c3a44cf5f95fa5cf164a312bdcf845157af7093/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stderr] 1: 0x56101fce28b0 - std::backtrace_rs::backtrace::trace_unsynchronized::haaefac1bc3669450 [INFO] [stderr] at /rustc/7c3a44cf5f95fa5cf164a312bdcf845157af7093/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x56101fce28b0 - std::sys_common::backtrace::_print_fmt::h863a6f5e6d995885 [INFO] [stderr] at /rustc/7c3a44cf5f95fa5cf164a312bdcf845157af7093/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x56101fce28b0 - ::fmt::h767e17e1aa7df6a8 [INFO] [stderr] at /rustc/7c3a44cf5f95fa5cf164a312bdcf845157af7093/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x56101fcff76c - core::fmt::write::h7aa6cd0067dca82a [INFO] [stderr] at /rustc/7c3a44cf5f95fa5cf164a312bdcf845157af7093/library/core/src/fmt/mod.rs:1110:17 [INFO] [stderr] 5: 0x56101fce1065 - std::io::Write::write_fmt::h4c802b6f761026c1 [INFO] [stderr] at /rustc/7c3a44cf5f95fa5cf164a312bdcf845157af7093/library/std/src/io/mod.rs:1584:15 [INFO] [stderr] 6: 0x56101fce44db - std::sys_common::backtrace::_print::h2769edb26a7eb606 [INFO] [stderr] at /rustc/7c3a44cf5f95fa5cf164a312bdcf845157af7093/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x56101fce44db - std::sys_common::backtrace::print::ha71f3549862b4cb6 [INFO] [stderr] at /rustc/7c3a44cf5f95fa5cf164a312bdcf845157af7093/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x56101fce44db - std::panicking::default_hook::{{closure}}::h95488a3bade217f6 [INFO] [stderr] at /rustc/7c3a44cf5f95fa5cf164a312bdcf845157af7093/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x56101fce3fb1 - std::panicking::default_hook::h290aa602c0fb11df [INFO] [stderr] at /rustc/7c3a44cf5f95fa5cf164a312bdcf845157af7093/library/std/src/panicking.rs:225:9 [INFO] [stderr] 10: 0x56101fce4b81 - std::panicking::rust_panic_with_hook::hf32c4fa635e215f2 [INFO] [stderr] at /rustc/7c3a44cf5f95fa5cf164a312bdcf845157af7093/library/std/src/panicking.rs:622:17 [INFO] [stderr] 11: 0x56101fce4687 - std::panicking::begin_panic_handler::{{closure}}::h95197ccd88846f7a [INFO] [stderr] at /rustc/7c3a44cf5f95fa5cf164a312bdcf845157af7093/library/std/src/panicking.rs:519:13 [INFO] [stderr] 12: 0x56101fce2d8c - std::sys_common::backtrace::__rust_end_short_backtrace::h7641df9566f7b7d0 [INFO] [stderr] at /rustc/7c3a44cf5f95fa5cf164a312bdcf845157af7093/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x56101fce45e9 - rust_begin_unwind [INFO] [stderr] at /rustc/7c3a44cf5f95fa5cf164a312bdcf845157af7093/library/std/src/panicking.rs:515:5 [INFO] [stderr] 14: 0x56101fcca041 - core::panicking::panic_fmt::hbe99dddd3092ba3c [INFO] [stderr] at /rustc/7c3a44cf5f95fa5cf164a312bdcf845157af7093/library/core/src/panicking.rs:92:14 [INFO] [stderr] 15: 0x56101fcca0d3 - core::result::unwrap_failed::hf79563fef9d11ab8 [INFO] [stderr] at /rustc/7c3a44cf5f95fa5cf164a312bdcf845157af7093/library/core/src/result.rs:1355:5 [INFO] [stderr] 16: 0x56101fccd90e - core::result::Result::unwrap::h72c6bfa2aa56c9dd [INFO] [stderr] at /rustc/7c3a44cf5f95fa5cf164a312bdcf845157af7093/library/core/src/result.rs:1037:23 [INFO] [stderr] 17: 0x56101fccc855 - build_script_build::main::h2a8067776609ed41 [INFO] [stderr] at /opt/rustwide/workdir/build.rs:12:9 [INFO] [stderr] 18: 0x56101fcd019b - core::ops::function::FnOnce::call_once::he483c503672b1849 [INFO] [stderr] at /rustc/7c3a44cf5f95fa5cf164a312bdcf845157af7093/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 19: 0x56101fccf68e - std::sys_common::backtrace::__rust_begin_short_backtrace::h367131d54c637373 [INFO] [stderr] at /rustc/7c3a44cf5f95fa5cf164a312bdcf845157af7093/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 20: 0x56101fccd6d1 - std::rt::lang_start::{{closure}}::hd5a2e48c654fcb86 [INFO] [stderr] at /rustc/7c3a44cf5f95fa5cf164a312bdcf845157af7093/library/std/src/rt.rs:49:18 [INFO] [stderr] 21: 0x56101fce5079 - core::ops::function::impls:: for &F>::call_once::h04259e4a34d07c2f [INFO] [stderr] at /rustc/7c3a44cf5f95fa5cf164a312bdcf845157af7093/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 22: 0x56101fce5079 - std::panicking::try::do_call::hb8da45704d5cfbbf [INFO] [stderr] at /rustc/7c3a44cf5f95fa5cf164a312bdcf845157af7093/library/std/src/panicking.rs:401:40 [INFO] [stderr] 23: 0x56101fce5079 - std::panicking::try::h4beadc19a78fec52 [INFO] [stderr] at /rustc/7c3a44cf5f95fa5cf164a312bdcf845157af7093/library/std/src/panicking.rs:365:19 [INFO] [stderr] 24: 0x56101fce5079 - std::panic::catch_unwind::hc58016cd36ba81a4 [INFO] [stderr] at /rustc/7c3a44cf5f95fa5cf164a312bdcf845157af7093/library/std/src/panic.rs:433:14 [INFO] [stderr] 25: 0x56101fce5079 - std::rt::lang_start_internal::hc51399759a90501a [INFO] [stderr] at /rustc/7c3a44cf5f95fa5cf164a312bdcf845157af7093/library/std/src/rt.rs:34:21 [INFO] [stderr] 26: 0x56101fccd6b0 - std::rt::lang_start::had4d29af46e2e81c [INFO] [stderr] at /rustc/7c3a44cf5f95fa5cf164a312bdcf845157af7093/library/std/src/rt.rs:48:5 [INFO] [stderr] 27: 0x56101fcccc1c - main [INFO] [stderr] 28: 0x7f8a874f90b3 - __libc_start_main [INFO] [stderr] 29: 0x56101fcca79e - _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" "6e1ddfc8a345b0e887459857ea3a8ff095d35670fac275d3767241da458999bd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6e1ddfc8a345b0e887459857ea3a8ff095d35670fac275d3767241da458999bd", kill_on_drop: false }` [INFO] [stdout] 6e1ddfc8a345b0e887459857ea3a8ff095d35670fac275d3767241da458999bd