[INFO] fetching crate constuneval 0.1.0... [INFO] testing constuneval-0.1.0 against 1.55.0 for beta-1.56-1 [INFO] extracting crate constuneval 0.1.0 into /workspace/builds/worker-15/source [INFO] validating manifest of crates.io crate constuneval 0.1.0 on toolchain 1.55.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate constuneval 0.1.0 [INFO] finished tweaking crates.io crate constuneval 0.1.0 [INFO] tweaked toml for crates.io crate constuneval 0.1.0 written to /workspace/builds/worker-15/source/Cargo.toml [INFO] crate crates.io crate constuneval 0.1.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 424a3ea10afdabfb9fc029d5df52b601a888c63d0675f2cc97c4ddfafa1f1392 [INFO] running `Command { std: "docker" "start" "-a" "424a3ea10afdabfb9fc029d5df52b601a888c63d0675f2cc97c4ddfafa1f1392", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "424a3ea10afdabfb9fc029d5df52b601a888c63d0675f2cc97c4ddfafa1f1392", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "424a3ea10afdabfb9fc029d5df52b601a888c63d0675f2cc97c4ddfafa1f1392", kill_on_drop: false }` [INFO] [stdout] 424a3ea10afdabfb9fc029d5df52b601a888c63d0675f2cc97c4ddfafa1f1392 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 71c4a1b59da30567b33fe02b7753f7587ff405c0672d600c9b45de4840d85ade [INFO] running `Command { std: "docker" "start" "-a" "71c4a1b59da30567b33fe02b7753f7587ff405c0672d600c9b45de4840d85ade", kill_on_drop: false }` [INFO] [stderr] Compiling constuneval v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.43s [INFO] running `Command { std: "docker" "inspect" "71c4a1b59da30567b33fe02b7753f7587ff405c0672d600c9b45de4840d85ade", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "71c4a1b59da30567b33fe02b7753f7587ff405c0672d600c9b45de4840d85ade", kill_on_drop: false }` [INFO] [stdout] 71c4a1b59da30567b33fe02b7753f7587ff405c0672d600c9b45de4840d85ade [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 919a30d4178a45b762aa94ae41ce340502bd19a14c72ca64282f66db0c6798a2 [INFO] running `Command { std: "docker" "start" "-a" "919a30d4178a45b762aa94ae41ce340502bd19a14c72ca64282f66db0c6798a2", kill_on_drop: false }` [INFO] [stderr] Compiling constuneval v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.24s [INFO] running `Command { std: "docker" "inspect" "919a30d4178a45b762aa94ae41ce340502bd19a14c72ca64282f66db0c6798a2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "919a30d4178a45b762aa94ae41ce340502bd19a14c72ca64282f66db0c6798a2", kill_on_drop: false }` [INFO] [stdout] 919a30d4178a45b762aa94ae41ce340502bd19a14c72ca64282f66db0c6798a2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] eefa67d7f4a51891699b51971cdb0bea913a216217845b089517e0a9d47df90f [INFO] running `Command { std: "docker" "start" "-a" "eefa67d7f4a51891699b51971cdb0bea913a216217845b089517e0a9d47df90f", kill_on_drop: false }` [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stdout] running 0 tests [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/constuneval-835fcefd83a9131d) [INFO] [stdout] [INFO] [stderr] Running tests/uneval_cow.rs (/opt/rustwide/target/debug/deps/uneval_cow-fc20ae1dd41c965a) [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stderr] Doc-tests constuneval [INFO] [stdout] test test_from_cow_slice ... ok [INFO] [stdout] test test_from_cow_str ... ok [INFO] [stdout] test test_from_cow_path ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 9 tests [INFO] [stdout] test src/lib.rs - (line 64) ... ignored [INFO] [stdout] test src/lib.rs - (line 9) ... ignored [INFO] [stdout] test src/lib.rs - to_file (line 111) ... ignored [INFO] [stdout] test src/lib.rs - to_file (line 120) ... ignored [INFO] [stdout] test src/uneval_cow.rs - uneval_cow::UnevalCow::into_owned (line 192) ... ok [INFO] [stdout] test src/uneval_cow.rs - uneval_cow::UnevalCow (line 92) ... ok [INFO] [stdout] test src/uneval_cow.rs - uneval_cow::UnevalCow::into_owned (line 178) ... ok [INFO] [stdout] test src/uneval_cow.rs - uneval_cow::UnevalCow (line 62) ... ok [INFO] [stdout] test src/lib.rs - (line 28) ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - (line 28) stdout ---- [INFO] [stdout] Test executable failed (exit code 101). [INFO] [stdout] [INFO] [stdout] stderr: [INFO] [stdout] thread 'main' panicked at 'Write Failed: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }', src/lib.rs:35:2 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55f5f1f639b0 - std::backtrace_rs::backtrace::libunwind::trace::ha0ad43e8a952bfe7 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stdout] 1: 0x55f5f1f639b0 - std::backtrace_rs::backtrace::trace_unsynchronized::h6830419c0c4130dc [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 2: 0x55f5f1f639b0 - std::sys_common::backtrace::_print_fmt::h8f3516631ffa1ef5 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stdout] 3: 0x55f5f1f639b0 - ::fmt::he1640d5f0d93f618 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stdout] 4: 0x55f5f1f7d63c - core::fmt::write::h88012e1f01caeebf [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/core/src/fmt/mod.rs:1115:17 [INFO] [stdout] 5: 0x55f5f1f62295 - std::io::Write::write_fmt::h360fa85b30182555 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/io/mod.rs:1665:15 [INFO] [stdout] 6: 0x55f5f1f655eb - std::sys_common::backtrace::_print::ha1f00492f406a015 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stdout] 7: 0x55f5f1f655eb - std::sys_common::backtrace::print::hd54561b13feb6af3 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stdout] 8: 0x55f5f1f655eb - std::panicking::default_hook::{{closure}}::h84fe124cd0864662 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panicking.rs:208:50 [INFO] [stdout] 9: 0x55f5f1f650c1 - std::panicking::default_hook::h5a8e74a76ce290a7 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panicking.rs:225:9 [INFO] [stdout] 10: 0x55f5f1f65cb4 - std::panicking::rust_panic_with_hook::h67c812a4fe9d4c91 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panicking.rs:622:17 [INFO] [stdout] 11: 0x55f5f1f65797 - std::panicking::begin_panic_handler::{{closure}}::h33f9c1b96af300d7 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panicking.rs:519:13 [INFO] [stdout] 12: 0x55f5f1f63eac - std::sys_common::backtrace::__rust_end_short_backtrace::h51bae64be5921f0e [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stdout] 13: 0x55f5f1f656f9 - rust_begin_unwind [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panicking.rs:515:5 [INFO] [stdout] 14: 0x55f5f1f4fe11 - core::panicking::panic_fmt::h12a3a3c256485fca [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/core/src/panicking.rs:92:14 [INFO] [stdout] 15: 0x55f5f1f4fea3 - core::result::unwrap_failed::h2d8d0952e3250de9 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/core/src/result.rs:1599:5 [INFO] [stdout] 16: 0x55f5f1f52b9f - core::result::Result::expect::h1e28f041ad5641a3 [INFO] [stdout] 17: 0x55f5f1f54fcd - rust_out::main::_doctest_main_src_lib_rs_28_0::h7ebcb2d2214b844e [INFO] [stdout] 18: 0x55f5f1f54966 - rust_out::main::h61823b600df25383 [INFO] [stdout] 19: 0x55f5f1f51cd3 - core::ops::function::FnOnce::call_once::h064404ccb42900dd [INFO] [stdout] 20: 0x55f5f1f50d69 - std::sys_common::backtrace::__rust_begin_short_backtrace::h3a50028bf297fb1f [INFO] [stdout] 21: 0x55f5f1f512f9 - std::rt::lang_start::{{closure}}::hf6d523a4729f0a25 [INFO] [stdout] 22: 0x55f5f1f661ba - core::ops::function::impls:: for &F>::call_once::ha9408abe89f69dc4 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/core/src/ops/function.rs:259:13 [INFO] [stdout] 23: 0x55f5f1f661ba - std::panicking::try::do_call::h5b0cc9e9102acb65 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panicking.rs:401:40 [INFO] [stdout] 24: 0x55f5f1f661ba - std::panicking::try::hddc7f8229138b3ba [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panicking.rs:365:19 [INFO] [stdout] 25: 0x55f5f1f661ba - std::panic::catch_unwind::hfa401ff8bab2986e [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panic.rs:434:14 [INFO] [stdout] 26: 0x55f5f1f661ba - std::rt::lang_start_internal::{{closure}}::h8163422320d11405 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/rt.rs:45:48 [INFO] [stdout] 27: 0x55f5f1f661ba - std::panicking::try::do_call::hc742cc7bb4f0fb20 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panicking.rs:401:40 [INFO] [stdout] 28: 0x55f5f1f661ba - std::panicking::try::ha37d8d2dd1acf7d3 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panicking.rs:365:19 [INFO] [stdout] 29: 0x55f5f1f661ba - std::panic::catch_unwind::h8a5381d5ecf437bc [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panic.rs:434:14 [INFO] [stdout] 30: 0x55f5f1f661ba - std::rt::lang_start_internal::h7e2cee8c90d4a4d3 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/rt.rs:45:20 [INFO] [stdout] 31: 0x55f5f1f512d1 - std::rt::lang_start::h56740483be3c5e53 [INFO] [stdout] 32: 0x55f5f1f550a3 - main [INFO] [stdout] 33: 0x7fc626e520b3 - __libc_start_main [INFO] [stdout] 34: 0x55f5f1f5056e - _start [INFO] [stdout] 35: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/lib.rs - (line 28) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 4 passed; 1 failed; 4 ignored; 0 measured; 0 filtered out; finished in 0.92s [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--doc' [INFO] running `Command { std: "docker" "inspect" "eefa67d7f4a51891699b51971cdb0bea913a216217845b089517e0a9d47df90f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "eefa67d7f4a51891699b51971cdb0bea913a216217845b089517e0a9d47df90f", kill_on_drop: false }` [INFO] [stdout] eefa67d7f4a51891699b51971cdb0bea913a216217845b089517e0a9d47df90f