[INFO] cloning repository https://github.com/RRethy/rejects
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/RRethy/rejects" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRRethy%2Frejects", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRRethy%2Frejects'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4841f398f9981c0a43750a0a2b3a82a9fadc9fe5
[INFO] testing RRethy/rejects against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRRethy%2Frejects" "/workspace/builds/worker-60/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-60/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/RRethy/rejects on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/RRethy/rejects
[INFO] finished tweaking git repo https://github.com/RRethy/rejects
[INFO] tweaked toml for git repo https://github.com/RRethy/rejects written to /workspace/builds/worker-60/source/Cargo.toml
[INFO] crate git repo https://github.com/RRethy/rejects already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/rrethy/rejects_macro`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded syn v1.0.24
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] eeaf9fc74dcbc08d4b40f1e7c87f664e81161e2cb95b4827ed7af822ddd21636
[INFO] running `Command { std: "docker" "start" "-a" "eeaf9fc74dcbc08d4b40f1e7c87f664e81161e2cb95b4827ed7af822ddd21636", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eeaf9fc74dcbc08d4b40f1e7c87f664e81161e2cb95b4827ed7af822ddd21636", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eeaf9fc74dcbc08d4b40f1e7c87f664e81161e2cb95b4827ed7af822ddd21636", kill_on_drop: false }`
[INFO] [stdout] eeaf9fc74dcbc08d4b40f1e7c87f664e81161e2cb95b4827ed7af822ddd21636
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5075ee159c84ef05342a2c40df1c8211d5c3771bc2e7722b669ad51746b237ad
[INFO] running `Command { std: "docker" "start" "-a" "5075ee159c84ef05342a2c40df1c8211d5c3771bc2e7722b669ad51746b237ad", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.17
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.24
[INFO] [stderr]    Compiling proc-macro-hack v0.5.16
[INFO] [stderr]    Compiling quote v1.0.6
[INFO] [stderr]    Compiling rejects v0.1.0 (https://github.com/rrethy/rejects#df291483)
[INFO] [stderr]    Compiling rejects_macro v0.1.0 (https://github.com/rrethy/rejects_macro#fcf58674)
[INFO] [stderr]    Compiling rejects v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/nfa.rs:327:9
[INFO] [stdout]     |
[INFO] [stdout] 327 |         &self.states[from].set_out(to);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 327 |         let _ = &self.states[from].set_out(to);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 05s
[INFO] running `Command { std: "docker" "inspect" "5075ee159c84ef05342a2c40df1c8211d5c3771bc2e7722b669ad51746b237ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5075ee159c84ef05342a2c40df1c8211d5c3771bc2e7722b669ad51746b237ad", kill_on_drop: false }`
[INFO] [stdout] 5075ee159c84ef05342a2c40df1c8211d5c3771bc2e7722b669ad51746b237ad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 05b127260b49d65282eb1187ae13b6b9d2cf4f6fd41bf1a5a8dccf5604e9f4f1
[INFO] running `Command { std: "docker" "start" "-a" "05b127260b49d65282eb1187ae13b6b9d2cf4f6fd41bf1a5a8dccf5604e9f4f1", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rejects v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/nfa.rs:327:9
[INFO] [stdout]     |
[INFO] [stdout] 327 |         &self.states[from].set_out(to);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 327 |         let _ = &self.states[from].set_out(to);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/nfa.rs:327:9
[INFO] [stdout]     |
[INFO] [stdout] 327 |         &self.states[from].set_out(to);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 327 |         let _ = &self.states[from].set_out(to);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.31s
[INFO] running `Command { std: "docker" "inspect" "05b127260b49d65282eb1187ae13b6b9d2cf4f6fd41bf1a5a8dccf5604e9f4f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05b127260b49d65282eb1187ae13b6b9d2cf4f6fd41bf1a5a8dccf5604e9f4f1", kill_on_drop: false }`
[INFO] [stdout] 05b127260b49d65282eb1187ae13b6b9d2cf4f6fd41bf1a5a8dccf5604e9f4f1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8fa677325589b0a1ea628999160ace9952edd6c60b96c2875266861df7d22b6e
[INFO] running `Command { std: "docker" "start" "-a" "8fa677325589b0a1ea628999160ace9952edd6c60b96c2875266861df7d22b6e", kill_on_drop: false }`
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> src/nfa.rs:327:9
[INFO] [stderr]     |
[INFO] [stderr] 327 |         &self.states[from].set_out(to);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 327 |         let _ = &self.states[from].set_out(to);
[INFO] [stderr]     |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `rejects` (lib) generated 1 warning
[INFO] [stderr] warning: `rejects` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rejects-39dee629c240611f)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::test_concatenation ... ok
[INFO] [stdout] test tests::test_union ... ok
[INFO] [stdout] test tests::test_invalid_regexes ... ok
[INFO] [stdout] test tests::test_valid_regexes ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rejects-9b941b0aef0c4040)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rejects
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/parser.rs - parser::ParserResult (line 13) ... FAILED
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] [stdout] test src/parser.rs - parser::ParserResult (line 46) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/parser.rs - parser::ParserResult (line 13) stdout ----
[INFO] [stdout] error: expected identifier, found `=`
[INFO] [stdout]  --> src/parser.rs:14:13
[INFO] [stdout]   |
[INFO] [stdout] 3 | <union>   ::= <concat>
[INFO] [stdout]   |             ^ expected identifier
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/parser.rs - parser::ParserResult (line 46) stdout ----
[INFO] [stdout] error: expected `::`, found `is`
[INFO] [stdout]  --> src/parser.rs:47:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | <term> is any utf-8 encoded character.
[INFO] [stdout]   |        ^^ expected `::`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/parser.rs - parser::ParserResult (line 13)
[INFO] [stdout]     src/parser.rs - parser::ParserResult (line 46)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8fa677325589b0a1ea628999160ace9952edd6c60b96c2875266861df7d22b6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8fa677325589b0a1ea628999160ace9952edd6c60b96c2875266861df7d22b6e", kill_on_drop: false }`
[INFO] [stdout] 8fa677325589b0a1ea628999160ace9952edd6c60b96c2875266861df7d22b6e