[INFO] crate macro_railroad 0.1.2 is already in cache
[INFO] testing macro_railroad-0.1.2 against 1.44.0 for beta-1.45-1
[INFO] extracting crate macro_railroad 0.1.2 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate macro_railroad 0.1.2 on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate macro_railroad 0.1.2
[INFO] finished tweaking crates.io crate macro_railroad 0.1.2
[INFO] tweaked toml for crates.io crate macro_railroad 0.1.2 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate crates.io crate macro_railroad 0.1.2 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1f84ea077fd9e018db242792a77311abeb94486f13ab23518b3802443d916a4f
[INFO] running `"docker" "start" "-a" "1f84ea077fd9e018db242792a77311abeb94486f13ab23518b3802443d916a4f"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.4
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling railroad v0.1.1
[INFO] [stderr]    Compiling macro_railroad v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.47s
[INFO] running `"docker" "inspect" "1f84ea077fd9e018db242792a77311abeb94486f13ab23518b3802443d916a4f"`
[INFO] running `"docker" "rm" "-f" "1f84ea077fd9e018db242792a77311abeb94486f13ab23518b3802443d916a4f"`
[INFO] [stdout] 1f84ea077fd9e018db242792a77311abeb94486f13ab23518b3802443d916a4f
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d745622120e0c6f20df012058e4224260d80b968ddbf6079f61b36e2192c8b60
[INFO] running `"docker" "start" "-a" "d745622120e0c6f20df012058e4224260d80b968ddbf6079f61b36e2192c8b60"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling railroad_verification v0.1.0
[INFO] [stderr]    Compiling macro_railroad v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> tests/verification.rs:14:9
[INFO] [stderr]    |
[INFO] [stderr] 14 |         { railroad_verification::Verifier::new().unwrap() };
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_braces)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
[INFO] [stderr]    --> src/lowering.rs:793:18
[INFO] [stderr]     |
[INFO] [stderr] 793 |                 .into_iter()
[INFO] [stderr]     |                  ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(array_into_iter)]` on by default
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stderr] 
[INFO] [stderr] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
[INFO] [stderr]    --> src/lowering.rs:799:35
[INFO] [stderr]     |
[INFO] [stderr] 799 |             ["Foobar".to_owned()].into_iter().cloned().collect()
[INFO] [stderr]     |                                   ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 9.66s
[INFO] running `"docker" "inspect" "d745622120e0c6f20df012058e4224260d80b968ddbf6079f61b36e2192c8b60"`
[INFO] running `"docker" "rm" "-f" "d745622120e0c6f20df012058e4224260d80b968ddbf6079f61b36e2192c8b60"`
[INFO] [stdout] d745622120e0c6f20df012058e4224260d80b968ddbf6079f61b36e2192c8b60
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] bb3725899c31d5fb8914f3509aeff8c70e671a56e3e7770d244b65bed1fd0e33
[INFO] running `"docker" "start" "-a" "bb3725899c31d5fb8914f3509aeff8c70e671a56e3e7770d244b65bed1fd0e33"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> tests/verification.rs:14:9
[INFO] [stderr]    |
[INFO] [stderr] 14 |         { railroad_verification::Verifier::new().unwrap() };
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_braces)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
[INFO] [stderr]    --> src/lowering.rs:793:18
[INFO] [stderr]     |
[INFO] [stderr] 793 |                 .into_iter()
[INFO] [stderr]     |                  ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(array_into_iter)]` on by default
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stderr] 
[INFO] [stderr] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
[INFO] [stderr]    --> src/lowering.rs:799:35
[INFO] [stderr]     |
[INFO] [stderr] 799 |             ["Foobar".to_owned()].into_iter().cloned().collect()
[INFO] [stderr]     |                                   ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/macro_railroad-b8c47f3bad048e06
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test lowering::tests::collect_nonterminals ... ok
[INFO] [stdout] test lowering::tests::fold_simple ... ok
[INFO] [stdout] test lowering::tests::normalize_simple ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/verification-7ab98431798a71ab
[INFO] [stdout] test lowering::tests::ungroup_simple ... ok
[INFO] [stdout] test lowering::tests::fold_nested_options ... ok
[INFO] [stdout] test lowering::tests::remove_internals ... ok
[INFO] [stdout] test parser::tests::keywords_as_fragment_names ... ok
[INFO] [stdout] test parser::tests::qmark_repeat_disallows_separator ... ok
[INFO] [stdout] test parser::tests::trailing_semicolon_is_required ... ok
[INFO] [stdout] test tests::fold_nested_options ... ok
[INFO] [stdout] test parser::tests::should_parse ... ok
[INFO] [stdout] test tests::issue23 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 144 tests
[INFO] [stdout] test verify_bitflags ... ignored
[INFO] [stdout] test verify_cfg_if ... ignored
[INFO] [stdout] test verify_clap_app ... ignored
[INFO] [stdout] test verify_convert_args ... ignored
[INFO] [stdout] test verify_dlopen_external_library ... ignored
[INFO] [stdout] test verify_enum_from_primitive ... ignored
[INFO] [stdout] test verify_gfx_defines ... ignored
[INFO] [stdout] test verify_handlebards_helper ... ignored
[INFO] [stdout] test verify_lazy_static ... ignored
[INFO] [stdout] test verify_nom4_add_return_error ... ignored
[INFO] [stdout] test verify_nom4_alt ... ignored
[INFO] [stdout] test verify_nom4_alt_complete ... ignored
[INFO] [stdout] test verify_nom4_apply ... ignored
[INFO] [stdout] test verify_nom4_apply_m ... ignored
[INFO] [stdout] test verify_nom4_bits ... ignored
[INFO] [stdout] test verify_nom4_bytes ... ignored
[INFO] [stdout] test verify_nom4_call ... ignored
[INFO] [stdout] test verify_nom4_call_m ... ignored
[INFO] [stdout] test verify_nom4_char ... ignored
[INFO] [stdout] test verify_nom4_closure ... ignored
[INFO] [stdout] test verify_nom4_complete ... ignored
[INFO] [stdout] test verify_nom4_cond ... ignored
[INFO] [stdout] test verify_nom4_cond_reduce ... ignored
[INFO] [stdout] test verify_nom4_cond_with_error ... ignored
[INFO] [stdout] test verify_nom4_count ... ignored
[INFO] [stdout] test verify_nom4_count_fixed ... ignored
[INFO] [stdout] test verify_nom4_dbg ... ignored
[INFO] [stdout] test verify_nom4_dbp_dmp ... ignored
[INFO] [stdout] test verify_nom4_delimited ... ignored
[INFO] [stdout] test verify_nom4_do_parse ... ignored
[INFO] [stdout] test verify_nom4_eat_seperator ... ignored
[INFO] [stdout] test verify_nom4_eof ... ignored
[INFO] [stdout] test verify_nom4_error_node_position ... ignored
[INFO] [stdout] test verify_nom4_error_position ... ignored
[INFO] [stdout] test verify_nom4_escape_exact ... ignored
[INFO] [stdout] test verify_nom4_escaped ... ignored
[INFO] [stdout] test verify_nom4_escaped_transform ... ignored
[INFO] [stdout] test verify_nom4_expr_opt ... ignored
[INFO] [stdout] test verify_nom4_expr_res ... ignored
[INFO] [stdout] test verify_nom4_fix_error ... ignored
[INFO] [stdout] test verify_nom4_flat_map ... ignored
[INFO] [stdout] test verify_nom4_fold_many0 ... ignored
[INFO] [stdout] test verify_nom4_fold_many1 ... ignored
[INFO] [stdout] test verify_nom4_fold_many_m_n ... ignored
[INFO] [stdout] test verify_nom4_i16 ... ignored
[INFO] [stdout] test verify_nom4_i32 ... ignored
[INFO] [stdout] test verify_nom4_i64 ... ignored
[INFO] [stdout] test verify_nom4_is_a ... ignored
[INFO] [stdout] test verify_nom4_is_not ... ignored
[INFO] [stdout] test verify_nom4_length_bytes ... ignored
[INFO] [stdout] test verify_nom4_length_count ... ignored
[INFO] [stdout] test verify_nom4_length_data ... ignored
[INFO] [stdout] test verify_nom4_length_value ... ignored
[INFO] [stdout] test verify_nom4_many0 ... ignored
[INFO] [stdout] test verify_nom4_many1 ... ignored
[INFO] [stdout] test verify_nom4_many_m_n ... ignored
[INFO] [stdout] test verify_nom4_many_till ... ignored
[INFO] [stdout] test verify_nom4_map ... ignored
[INFO] [stdout] test verify_nom4_map_opt ... ignored
[INFO] [stdout] test verify_nom4_map_res ... ignored
[INFO] [stdout] test verify_nom4_method ... ignored
[INFO] [stdout] test verify_nom4_named ... ignored
[INFO] [stdout] test verify_nom4_named_args ... ignored
[INFO] [stdout] test verify_nom4_named_attr ... ignored
[INFO] [stdout] test verify_nom4_none_of ... ignored
[INFO] [stdout] test verify_nom4_not ... ignored
[INFO] [stdout] test verify_nom4_one_of ... ignored
[INFO] [stdout] test verify_nom4_opt ... ignored
[INFO] [stdout] test verify_nom4_opt_res ... ignored
[INFO] [stdout] test verify_nom4_pair ... ignored
[INFO] [stdout] test verify_nom4_parse_to ... ignored
[INFO] [stdout] test verify_nom4_peek ... ignored
[INFO] [stdout] test verify_nom4_permutation ... ignored
[INFO] [stdout] test verify_nom4_preceded ... ignored
[INFO] [stdout] test verify_nom4_recognize ... ignored
[INFO] [stdout] test verify_nom4_return_error ... ignored
[INFO] [stdout] test verify_nom4_sep ... ignored
[INFO] [stdout] test verify_nom4_separated_list ... ignored
[INFO] [stdout] test verify_nom4_separated_pair ... ignored
[INFO] [stdout] test verify_nom4_seperated_list_complete ... ignored
[INFO] [stdout] test verify_nom4_seperated_nonempty_list ... ignored
[INFO] [stdout] test verify_nom4_seperated_nonempty_list_complete ... ignored
[INFO] [stdout] test verify_nom4_switch ... ignored
[INFO] [stdout] test verify_nom4_tag ... ignored
[INFO] [stdout] test verify_nom4_tag_bits ... ignored
[INFO] [stdout] test verify_nom4_tag_no_case ... ignored
[INFO] [stdout] test verify_nom4_take ... ignored
[INFO] [stdout] test verify_nom4_take_bits ... ignored
[INFO] [stdout] test verify_nom4_take_str ... ignored
[INFO] [stdout] test verify_nom4_take_till ... ignored
[INFO] [stdout] test verify_nom4_take_till1 ... ignored
[INFO] [stdout] test verify_nom4_take_until ... ignored
[INFO] [stdout] test verify_nom4_take_until1 ... ignored
[INFO] [stdout] test verify_nom4_take_until_and_consume ... ignored
[INFO] [stdout] test verify_nom4_take_until_and_consume1 ... ignored
[INFO] [stdout] test verify_nom4_take_until_either ... ignored
[INFO] [stdout] test verify_nom4_take_until_either1 ... ignored
[INFO] [stdout] test verify_nom4_take_until_either_and_consume ... ignored
[INFO] [stdout] test verify_nom4_take_until_either_and_consume1 ... ignored
[INFO] [stdout] test verify_nom4_take_while ... ignored
[INFO] [stdout] test verify_nom4_take_while1 ... ignored
[INFO] [stdout] test verify_nom4_take_while_m_n ... ignored
[INFO] [stdout] test verify_nom4_tap ... ignored
[INFO] [stdout] test verify_nom4_terminated ... ignored
[INFO] [stdout] test verify_nom4_try_parse ... ignored
[INFO] [stdout] test verify_nom4_tuple ... ignored
[INFO] [stdout] test verify_nom4_u16 ... ignored
[INFO] [stdout] test verify_nom4_u32 ... ignored
[INFO] [stdout] test verify_nom4_u64 ... ignored
[INFO] [stdout] test verify_nom4_value ... ignored
[INFO] [stdout] test verify_nom4_verify ... ignored
[INFO] [stdout] test verify_nom4_wrap_sep ... ignored
[INFO] [stdout] test verify_nom4_ws ... ignored
[INFO] [stdout] test verify_quick_check ... ignored
[INFO] [stdout] test verify_quickcheck ... ignored
[INFO] [stdout] test verify_stdlib_assert_eq ... ignored
[INFO] [stdout] test verify_stdlib_panic ... ignored
[INFO] [stdout] test verify_stdlib_println ... ignored
[INFO] [stdout] test verify_stdlib_vec ... ignored
[INFO] [stdout] test verify_syn15_token ... ignored
[INFO] [stdout] test verify_syn_alt ... ignored
[INFO] [stdout] test verify_syn_braces ... ignored
[INFO] [stdout] test verify_syn_brackets ... ignored
[INFO] [stdout] test verify_syn_call ... ignored
[INFO] [stdout] test verify_syn_cond ... ignored
[INFO] [stdout] test verify_syn_cond_reduce ... ignored
[INFO] [stdout] test verify_syn_custom_keyword ... ignored
[INFO] [stdout] test verify_syn_do_parse ... ignored
[INFO] [stdout] test verify_syn_epsilon ... ignored
[INFO] [stdout] test verify_syn_input_end ... ignored
[INFO] [stdout] test verify_syn_keyword ... ignored
[INFO] [stdout] test verify_syn_many0 ... ignored
[INFO] [stdout] test verify_syn_map ... ignored
[INFO] [stdout] test verify_syn_named ... ignored
[INFO] [stdout] test verify_syn_not ... ignored
[INFO] [stdout] test verify_syn_option ... ignored
[INFO] [stdout] test verify_syn_parens ... ignored
[INFO] [stdout] test verify_syn_parse_quote ... ignored
[INFO] [stdout] test verify_syn_punct ... ignored
[INFO] [stdout] test verify_syn_reject ... ignored
[INFO] [stdout] test verify_syn_syn ... ignored
[INFO] [stdout] test verify_syn_token ... ignored
[INFO] [stdout] test verify_syn_tuple ... ignored
[INFO] [stdout] test verify_syn_value ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 144 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests macro_railroad
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs -  (line 25) ... ok
[INFO] [stdout] test src/lib.rs -  (line 45) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "bb3725899c31d5fb8914f3509aeff8c70e671a56e3e7770d244b65bed1fd0e33"`
[INFO] running `"docker" "rm" "-f" "bb3725899c31d5fb8914f3509aeff8c70e671a56e3e7770d244b65bed1fd0e33"`
[INFO] [stdout] bb3725899c31d5fb8914f3509aeff8c70e671a56e3e7770d244b65bed1fd0e33