[INFO] fetching crate pydeco 0.1.0...
[INFO] testing pydeco-0.1.0 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1
[INFO] extracting crate pydeco 0.1.0 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate pydeco 0.1.0
[INFO] finished tweaking crates.io crate pydeco 0.1.0
[INFO] tweaked toml for crates.io crate pydeco 0.1.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate pydeco 0.1.0 on toolchain b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 5 packages to latest compatible versions
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.106)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e49045603d5c01e62eb1454b0078cabb52d87694ce4b0162a2142c5b994a9bf0
[INFO] running `Command { std: "docker" "start" "-a" "e49045603d5c01e62eb1454b0078cabb52d87694ce4b0162a2142c5b994a9bf0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e49045603d5c01e62eb1454b0078cabb52d87694ce4b0162a2142c5b994a9bf0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e49045603d5c01e62eb1454b0078cabb52d87694ce4b0162a2142c5b994a9bf0", kill_on_drop: false }`
[INFO] [stdout] e49045603d5c01e62eb1454b0078cabb52d87694ce4b0162a2142c5b994a9bf0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7a11dfa4158ff6f6be62741a6a5835f80ffd9d9e9a3e6fa0b38ed1fc5bed945e
[INFO] running `Command { std: "docker" "start" "-a" "7a11dfa4158ff6f6be62741a6a5835f80ffd9d9e9a3e6fa0b38ed1fc5bed945e", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling pydeco v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.25s
[INFO] running `Command { std: "docker" "inspect" "7a11dfa4158ff6f6be62741a6a5835f80ffd9d9e9a3e6fa0b38ed1fc5bed945e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a11dfa4158ff6f6be62741a6a5835f80ffd9d9e9a3e6fa0b38ed1fc5bed945e", kill_on_drop: false }`
[INFO] [stdout] 7a11dfa4158ff6f6be62741a6a5835f80ffd9d9e9a3e6fa0b38ed1fc5bed945e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4620603c518ce54d843bc1a859ad4654f3a7413e74303cd869636ed1b8e31931
[INFO] running `Command { std: "docker" "start" "-a" "4620603c518ce54d843bc1a859ad4654f3a7413e74303cd869636ed1b8e31931", kill_on_drop: false }`
[INFO] [stderr]    Compiling pydeco v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.65s
[INFO] running `Command { std: "docker" "inspect" "4620603c518ce54d843bc1a859ad4654f3a7413e74303cd869636ed1b8e31931", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4620603c518ce54d843bc1a859ad4654f3a7413e74303cd869636ed1b8e31931", kill_on_drop: false }`
[INFO] [stdout] 4620603c518ce54d843bc1a859ad4654f3a7413e74303cd869636ed1b8e31931
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6b5952e59b7d727eae9deb340b5d1a1559c7236c333a2796f18e168a79470a05
[INFO] running `Command { std: "docker" "start" "-a" "6b5952e59b7d727eae9deb340b5d1a1559c7236c333a2796f18e168a79470a05", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/pydeco-1eb22ffe4944c9ad)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test tests::parse_attr_invalid ... ok
[INFO] [stdout] test tests::parse_attr_parametric_expr ... ok
[INFO] [stdout] test tests::parse_attr ... ok
[INFO] [stdout] test tests::parse_attr_empty ... ok
[INFO] [stdout] test tests::parse_attr_parametric_literal ... ok
[INFO] [stdout] test tests::parse_attr_parametric_variable ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests pydeco
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 6) ... ok
[INFO] [stdout] test src/lib.rs - (line 31) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 31) stdout ----
[INFO] [stdout] Test executable failed (exit status: 101).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] 
[INFO] [stdout] thread 'main' (67) panicked at src/lib.rs:16:56:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5d3cd2ec7f92 - std::backtrace_rs::backtrace::libunwind::trace::hc4a5f428cfb78751
[INFO] [stdout]                                at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5d3cd2ec7f92 - std::backtrace_rs::backtrace::trace_unsynchronized::h20e1095684b4c296
[INFO] [stdout]                                at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5d3cd2ec7f92 - std::sys::backtrace::_print_fmt::h461f2e3a8f6b29e2
[INFO] [stdout]                                at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x5d3cd2ec7f92 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h4ee3a75aa71a2c45
[INFO] [stdout]                                at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x5d3cd2ee3eff - core::fmt::rt::Argument::fmt::h6f1564705cd089af
[INFO] [stdout]                                at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x5d3cd2ee3eff - core::fmt::write::h21ca93b65a7c281a
[INFO] [stdout]                                at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/core/src/fmt/mod.rs:1468:25
[INFO] [stdout]    6:     0x5d3cd2eb9f73 - std::io::default_write_fmt::h745a1edf2999cb3b
[INFO] [stdout]                                at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5d3cd2eb9f73 - std::io::Write::write_fmt::hfc56e66d6e189682
[INFO] [stdout]                                at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x5d3cd2ec85a2 - std::sys::backtrace::BacktraceLock::print::h58d5d73f9e953cf1
[INFO] [stdout]                                at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x5d3cd2eb7fec - std::panicking::default_hook::{{closure}}::h1457fbe47c9457d1
[INFO] [stdout]                                at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/panicking.rs:301:27
[INFO] [stdout]   10:     0x5d3cd2eb7e2c - std::panicking::default_hook::hccb5e73b206c0830
[INFO] [stdout]                                at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/panicking.rs:328:9
[INFO] [stdout]   11:     0x5d3cd2eb8b3a - std::panicking::panic_with_hook::h3190ecc6229cdd29
[INFO] [stdout]                                at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/panicking.rs:834:13
[INFO] [stdout]   12:     0x5d3cd2ec83aa - std::panicking::panic_handler::{{closure}}::ha1f1b769bc2bb40c
[INFO] [stdout]                                at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/panicking.rs:707:13
[INFO] [stdout]   13:     0x5d3cd2ec8309 - std::sys::backtrace::__rust_end_short_backtrace::h5f9cf66f19c2a172
[INFO] [stdout]                                at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   14:     0x5d3cd2eb88ed - __rustc[a93bd50104b99ad4]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/panicking.rs:698:5
[INFO] [stdout]   15:     0x5d3cd2ee69f0 - core::panicking::panic_fmt::hc70c3c83f13c1375
[INFO] [stdout]                                at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/core/src/panicking.rs:75:14
[INFO] [stdout]   16:     0x5d3cd2ee72b6 - core::result::unwrap_failed::ha809bf80017a514a
[INFO] [stdout]                                at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/core/src/result.rs:1852:5
[INFO] [stdout]   17:     0x5d3cd2ea69b5 - rust_out::main::_doctest_main_src_lib_rs_31_0::logging::{{closure}}::{{closure}}::he2c1bd678784fb4e
[INFO] [stdout]   18:     0x5d3cd2ea6769 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h4cbd2d3e28b1c8fa
[INFO] [stdout]   19:     0x5d3cd2ea6873 - rust_out::main::_doctest_main_src_lib_rs_31_0::add2::h7194c18a3237a8a5
[INFO] [stdout]   20:     0x5d3cd2ea694b - rust_out::main::_doctest_main_src_lib_rs_31_0::h679eddde567eaebb
[INFO] [stdout]   21:     0x5d3cd2ea6826 - rust_out::main::h61a73a86de211918
[INFO] [stdout]   22:     0x5d3cd2ea7153 - core::ops::function::FnOnce::call_once::h6c9c00fd6ee79245
[INFO] [stdout]   23:     0x5d3cd2ea7646 - std::sys::backtrace::__rust_begin_short_backtrace::h916f7d6bfb06988c
[INFO] [stdout]   24:     0x5d3cd2ea7319 - std::rt::lang_start::{{closure}}::h8b630493ef2474c7
[INFO] [stdout]   25:     0x5d3cd2ec8d20 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hae16bf8966719858
[INFO] [stdout]                                at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/core/src/ops/function.rs:290:21
[INFO] [stdout]   26:     0x5d3cd2ec8d20 - std::panicking::catch_unwind::do_call::hd4eb7cf01d0f66cd
[INFO] [stdout]                                at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/panicking.rs:590:40
[INFO] [stdout]   27:     0x5d3cd2ec8d20 - std::panicking::catch_unwind::h35b4afc45093edf5
[INFO] [stdout]                                at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/panicking.rs:553:19
[INFO] [stdout]   28:     0x5d3cd2ec8d20 - std::panic::catch_unwind::h5a7ef11ac2fa7980
[INFO] [stdout]                                at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/panic.rs:359:14
[INFO] [stdout]   29:     0x5d3cd2ec8d20 - std::rt::lang_start_internal::{{closure}}::h18f8e059e8eb5f5a
[INFO] [stdout]                                at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/rt.rs:175:24
[INFO] [stdout]   30:     0x5d3cd2ec8d20 - std::panicking::catch_unwind::do_call::hb4f94f34ea41283f
[INFO] [stdout]                                at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/panicking.rs:590:40
[INFO] [stdout]   31:     0x5d3cd2ec8d20 - std::panicking::catch_unwind::hfbb31091ea806204
[INFO] [stdout]                                at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/panicking.rs:553:19
[INFO] [stdout]   32:     0x5d3cd2ec8d20 - std::panic::catch_unwind::hc88f452387620cfb
[INFO] [stdout]                                at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/panic.rs:359:14
[INFO] [stdout]   33:     0x5d3cd2ec8d20 - std::rt::lang_start_internal::h23cfb6dcbf9c9010
[INFO] [stdout]                                at /rustc/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/library/std/src/rt.rs:171:5
[INFO] [stdout]   34:     0x5d3cd2ea7301 - std::rt::lang_start::h2676fe224d780b30
[INFO] [stdout]   35:     0x5d3cd2ea7675 - main
[INFO] [stdout]   36:     0x7023f04511ca - <unknown>
[INFO] [stdout]   37:     0x7023f045128b - __libc_start_main
[INFO] [stdout]   38:     0x5d3cd2ea4d85 - _start
[INFO] [stdout]   39:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 31)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 1 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.30s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "6b5952e59b7d727eae9deb340b5d1a1559c7236c333a2796f18e168a79470a05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b5952e59b7d727eae9deb340b5d1a1559c7236c333a2796f18e168a79470a05", kill_on_drop: false }`
[INFO] [stdout] 6b5952e59b7d727eae9deb340b5d1a1559c7236c333a2796f18e168a79470a05