[INFO] crate scdlang_smcat 0.2.1 is already in cache
[INFO] testing scdlang_smcat-0.2.1 against beta-2020-06-03 for beta-1.45-1
[INFO] extracting crate scdlang_smcat 0.2.1 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate scdlang_smcat 0.2.1 on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate scdlang_smcat 0.2.1
[INFO] finished tweaking crates.io crate scdlang_smcat 0.2.1
[INFO] tweaked toml for crates.io crate scdlang_smcat 0.2.1 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+beta-2020-06-03" "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] b4249a8ceced48bf1a5f199b263c8101482f290611dbae605c03a99ff5eafd6f
[INFO] running `"docker" "start" "-a" "b4249a8ceced48bf1a5f199b263c8101482f290611dbae605c03a99ff5eafd6f"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling serde_with_macros v1.1.0
[INFO] [stderr]    Compiling serde_json v1.0.53
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling serde_with v1.4.0
[INFO] [stderr]    Compiling scdlang v0.2.1
[INFO] [stderr]    Compiling scdlang_smcat v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:38:34
[INFO] [stderr]    |
[INFO] [stderr] 38 |     fn configure(&mut self) -> &mut Builder<'a> {
[INFO] [stderr]    |                                     ^^^^^^^^^^^ help: use `dyn`: `dyn Builder<'a>`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.01s
[INFO] running `"docker" "inspect" "b4249a8ceced48bf1a5f199b263c8101482f290611dbae605c03a99ff5eafd6f"`
[INFO] running `"docker" "rm" "-f" "b4249a8ceced48bf1a5f199b263c8101482f290611dbae605c03a99ff5eafd6f"`
[INFO] [stdout] b4249a8ceced48bf1a5f199b263c8101482f290611dbae605c03a99ff5eafd6f
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+beta-2020-06-03" "test" "--frozen" "--no-run"`
[INFO] [stdout] 4db04ea4a12383cb46ea9585fd9298db87118576bef980843462009003f7c201
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "4db04ea4a12383cb46ea9585fd9298db87118576bef980843462009003f7c201"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:38:34
[INFO] [stderr]    |
[INFO] [stderr] 38 |     fn configure(&mut self) -> &mut Builder<'a> {
[INFO] [stderr]    |                                     ^^^^^^^^^^^ help: use `dyn`: `dyn Builder<'a>`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.2
[INFO] [stderr]    Compiling proc-macro-error v1.0.2
[INFO] [stderr]    Compiling extend v0.1.2
[INFO] [stderr]    Compiling assert-json-diff v1.0.3
[INFO] [stderr]    Compiling scdlang_smcat v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:38:34
[INFO] [stderr]    |
[INFO] [stderr] 38 |     fn configure(&mut self) -> &mut Builder<'a> {
[INFO] [stderr]    |                                     ^^^^^^^^^^^ help: use `dyn`: `dyn Builder<'a>`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 11.52s
[INFO] running `"docker" "inspect" "4db04ea4a12383cb46ea9585fd9298db87118576bef980843462009003f7c201"`
[INFO] running `"docker" "rm" "-f" "4db04ea4a12383cb46ea9585fd9298db87118576bef980843462009003f7c201"`
[INFO] [stdout] 4db04ea4a12383cb46ea9585fd9298db87118576bef980843462009003f7c201
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+beta-2020-06-03" "test" "--frozen"`
[INFO] [stdout] 9cf1f6c6f475c62a509a06b7698065b29150fa750523c2b484265c36d6d3d2dd
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "9cf1f6c6f475c62a509a06b7698065b29150fa750523c2b484265c36d6d3d2dd"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:38:34
[INFO] [stderr]    |
[INFO] [stderr] 38 |     fn configure(&mut self) -> &mut Builder<'a> {
[INFO] [stderr]    |                                     ^^^^^^^^^^^ help: use `dyn`: `dyn Builder<'a>`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:38:34
[INFO] [stderr]    |
[INFO] [stderr] 38 |     fn configure(&mut self) -> &mut Builder<'a> {
[INFO] [stderr]    |                                     ^^^^^^^^^^^ help: use `dyn`: `dyn Builder<'a>`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.20s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/scdlang_smcat-29092ba1d4276899
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test test::no_clear_cache ... ok
[INFO] [stdout] test test::eventful_transition ... ok
[INFO] [stdout] test test::transient_transition ... ok
[INFO] [stdout] test test::clear_cache ... ok
[INFO] [stdout] test test::consecutive_insert_parse ... ok
[INFO] [stderr]    Doc-tests scdlang_smcat
[INFO] [stdout] test test::disable_semantic_error ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - Machine (line 20) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - Machine (line 20) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type or module `Machine`
[INFO] [stdout]  --> src/lib.rs:21:13
[INFO] [stdout]   |
[INFO] [stdout] 3 | let smcat = Machine::new();
[INFO] [stdout]   |             ^^^^^^^ use of undeclared type or module `Machine`
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `parser` in this scope
[INFO] [stdout]  --> src/lib.rs:24:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | parser.parse("A -> B")?;
[INFO] [stdout]   | ^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `parser` in this scope
[INFO] [stdout]  --> src/lib.rs:26:16
[INFO] [stdout]   |
[INFO] [stdout] 8 | println!("{}", parser.to_string());
[INFO] [stdout]   |                ^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `std::ops::Try`)
[INFO] [stdout]  --> src/lib.rs:24:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | / fn main() {
[INFO] [stdout] 3 | | let smcat = Machine::new();
[INFO] [stdout] 4 | |
[INFO] [stdout] 5 | | smcat.configure().with_err_path("test.scl");
[INFO] [stdout] 6 | | parser.parse("A -> B")?;
[INFO] [stdout]   | | ^^^^^^^^^^^^^^^^^^^^^^^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout] 7 | |
[INFO] [stdout] 8 | | println!("{}", parser.to_string());
[INFO] [stdout] 9 | | }
[INFO] [stdout]   | |_- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout]   |
[INFO] [stdout]   = help: the trait `std::ops::Try` is not implemented for `()`
[INFO] [stdout]   = note: required by `std::ops::Try::from_error`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0425, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - Machine (line 20)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `"docker" "inspect" "9cf1f6c6f475c62a509a06b7698065b29150fa750523c2b484265c36d6d3d2dd"`
[INFO] running `"docker" "rm" "-f" "9cf1f6c6f475c62a509a06b7698065b29150fa750523c2b484265c36d6d3d2dd"`
[INFO] [stdout] 9cf1f6c6f475c62a509a06b7698065b29150fa750523c2b484265c36d6d3d2dd