[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 beta-2022-02-22 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRRethy%2Frejects" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/RRethy/rejects on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "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-13/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" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/rrethy/rejects_macro`
[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-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7c089a0621fdcda4b9377866adcadd5a2a9a2d8505a4b2a687925b47c5425320
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "7c089a0621fdcda4b9377866adcadd5a2a9a2d8505a4b2a687925b47c5425320", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7c089a0621fdcda4b9377866adcadd5a2a9a2d8505a4b2a687925b47c5425320", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c089a0621fdcda4b9377866adcadd5a2a9a2d8505a4b2a687925b47c5425320", kill_on_drop: false }`
[INFO] [stdout] 7c089a0621fdcda4b9377866adcadd5a2a9a2d8505a4b2a687925b47c5425320
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 29bae392c6bf627e9ec051d819ba551a06375ef455e1a2c55e5a79c0fbb4ae03
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "29bae392c6bf627e9ec051d819ba551a06375ef455e1a2c55e5a79c0fbb4ae03", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.24
[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 10.69s
[INFO] running `Command { std: "docker" "inspect" "29bae392c6bf627e9ec051d819ba551a06375ef455e1a2c55e5a79c0fbb4ae03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29bae392c6bf627e9ec051d819ba551a06375ef455e1a2c55e5a79c0fbb4ae03", kill_on_drop: false }`
[INFO] [stdout] 29bae392c6bf627e9ec051d819ba551a06375ef455e1a2c55e5a79c0fbb4ae03
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5358d5e253f06cce223e3e354caeb2168972a609299087d4a634e306f2997b2f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "5358d5e253f06cce223e3e354caeb2168972a609299087d4a634e306f2997b2f", kill_on_drop: false }`
[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 0.78s
[INFO] running `Command { std: "docker" "inspect" "5358d5e253f06cce223e3e354caeb2168972a609299087d4a634e306f2997b2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5358d5e253f06cce223e3e354caeb2168972a609299087d4a634e306f2997b2f", kill_on_drop: false }`
[INFO] [stdout] 5358d5e253f06cce223e3e354caeb2168972a609299087d4a634e306f2997b2f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d7920713df949f3734f11f5d57ea0eb2e182e44f5664ae162caa33c4029c3dea
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "d7920713df949f3734f11f5d57ea0eb2e182e44f5664ae162caa33c4029c3dea", 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 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rejects-4cdabf5dabba44b3)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::test_concatenation ... ok
[INFO] [stdout] test tests::test_invalid_regexes ... ok
[INFO] [stdout] test tests::test_valid_regexes ... ok
[INFO] [stdout] test tests::test_union ... 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-602317a4387d2341)
[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] [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 0.11s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "d7920713df949f3734f11f5d57ea0eb2e182e44f5664ae162caa33c4029c3dea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7920713df949f3734f11f5d57ea0eb2e182e44f5664ae162caa33c4029c3dea", kill_on_drop: false }`
[INFO] [stdout] d7920713df949f3734f11f5d57ea0eb2e182e44f5664ae162caa33c4029c3dea