[INFO] fetching crate stelar 0.1.3...
[INFO] testing stelar-0.1.3 against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530
[INFO] extracting crate stelar 0.1.3 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate stelar 0.1.3 on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate stelar 0.1.3
[INFO] finished tweaking crates.io crate stelar 0.1.3
[INFO] tweaked toml for crates.io crate stelar 0.1.3 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 67b045a80a30620ca2dbdee8b90f7cc33b5c62b45235d0f563af366cd110c632
[INFO] running `Command { std: "docker" "start" "-a" "67b045a80a30620ca2dbdee8b90f7cc33b5c62b45235d0f563af366cd110c632", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "67b045a80a30620ca2dbdee8b90f7cc33b5c62b45235d0f563af366cd110c632", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67b045a80a30620ca2dbdee8b90f7cc33b5c62b45235d0f563af366cd110c632", kill_on_drop: false }`
[INFO] [stdout] 67b045a80a30620ca2dbdee8b90f7cc33b5c62b45235d0f563af366cd110c632
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 908be58a39ca7a903d038d44425927283b9afecde7e0edb86ad93591e596a96e
[INFO] running `Command { std: "docker" "start" "-a" "908be58a39ca7a903d038d44425927283b9afecde7e0edb86ad93591e596a96e", kill_on_drop: false }`
[INFO] [stderr]    Compiling stelar v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused return value of `Vec::<T, A>::split_off` that must be used
[INFO] [stdout]    --> src/parser.rs:130:9
[INFO] [stdout]     |
[INFO] [stdout] 130 | /         self.state_stack
[INFO] [stdout] 131 | |             .split_off(self.state_stack.len() - rule.rhs.len());
[INFO] [stdout]     | |________________________________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: use `.truncate()` if you don't need the other half
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.49s
[INFO] running `Command { std: "docker" "inspect" "908be58a39ca7a903d038d44425927283b9afecde7e0edb86ad93591e596a96e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "908be58a39ca7a903d038d44425927283b9afecde7e0edb86ad93591e596a96e", kill_on_drop: false }`
[INFO] [stdout] 908be58a39ca7a903d038d44425927283b9afecde7e0edb86ad93591e596a96e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f528f316059500f9db7489c75f844289a2fb1b391951a90bb6f02b1c6db09d80
[INFO] running `Command { std: "docker" "start" "-a" "f528f316059500f9db7489c75f844289a2fb1b391951a90bb6f02b1c6db09d80", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stdout] warning: unused return value of `Vec::<T, A>::split_off` that must be used
[INFO] [stdout]    --> src/parser.rs:130:9
[INFO] [stdout]     |
[INFO] [stdout] 130 | /         self.state_stack
[INFO] [stdout] 131 | |             .split_off(self.state_stack.len() - rule.rhs.len());
[INFO] [stdout]     | |________________________________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: use `.truncate()` if you don't need the other half
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling libc v0.2.95
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling encode_unicode v0.3.6
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling term v0.5.2
[INFO] [stderr]    Compiling bstr v0.2.16
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stderr]    Compiling prettytable-rs v0.8.0
[INFO] [stderr]    Compiling stelar v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused return value of `Vec::<T, A>::split_off` that must be used
[INFO] [stdout]    --> src/parser.rs:130:9
[INFO] [stdout]     |
[INFO] [stdout] 130 | /         self.state_stack
[INFO] [stdout] 131 | |             .split_off(self.state_stack.len() - rule.rhs.len());
[INFO] [stdout]     | |________________________________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: use `.truncate()` if you don't need the other half
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 28.20s
[INFO] running `Command { std: "docker" "inspect" "f528f316059500f9db7489c75f844289a2fb1b391951a90bb6f02b1c6db09d80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f528f316059500f9db7489c75f844289a2fb1b391951a90bb6f02b1c6db09d80", kill_on_drop: false }`
[INFO] [stdout] f528f316059500f9db7489c75f844289a2fb1b391951a90bb6f02b1c6db09d80
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5f446c1f1282bd3f62c5d66306eceaed58c9b33881ae0f16ecb07fe1af11c119
[INFO] running `Command { std: "docker" "start" "-a" "5f446c1f1282bd3f62c5d66306eceaed58c9b33881ae0f16ecb07fe1af11c119", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unused return value of `Vec::<T, A>::split_off` that must be used
[INFO] [stdout] running 10 tests
[INFO] [stderr]    --> src/parser.rs:130:9
[INFO] [stdout] test parse_table::tests::valid_grammar ... ok
[INFO] [stderr]     |
[INFO] [stdout] test parse_table::tests::simple_closure ... ok
[INFO] [stderr] 130 | /         self.state_stack
[INFO] [stdout] test parse_table::tests::goto_test ... ok
[INFO] [stderr] 131 | |             .split_off(self.state_stack.len() - rule.rhs.len());
[INFO] [stderr]     | |________________________________________________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: use `.truncate()` if you don't need the other half
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `Vec::<T, A>::split_off` that must be used
[INFO] [stderr]    --> src/parser.rs:130:9
[INFO] [stderr]     |
[INFO] [stderr] 130 | /         self.state_stack
[INFO] [stderr] 131 | |             .split_off(self.state_stack.len() - rule.rhs.len());
[INFO] [stderr]     | |________________________________________________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: use `.truncate()` if you don't need the other half
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/stelar-4f9a7f6c7b02d5fe)
[INFO] [stdout] test parse_table::tests::empty_closure ... ok
[INFO] [stdout] test parse_table::tests::invalid_grammar ... ok
[INFO] [stdout] test parse_table::tests::compute_first ... ok
[INFO] [stdout] test parse_table::tests::get_symbols ... ok
[INFO] [stdout] test parse_table::tests::compute_follow ... ok
[INFO] [stdout] test parse_table::tests::test_generate_sets ... ok
[INFO] [stdout] +--------+------+----+--------+-------+--------+--------+
[INFO] [stdout] | Action | Plus | Id | LParen | Times | RParen | <EOF>  |
[INFO] [stdout] +--------+------+----+--------+-------+--------+--------+
[INFO] [stdout] | 0      |      | s4 | s3     |       |        |        |
[INFO] [stdout] +--------+------+----+--------+-------+--------+--------+
[INFO] [stdout] | 1      | s6   |    |        |       |        | accept |
[INFO] [stdout] +--------+------+----+--------+-------+--------+--------+
[INFO] [stdout] | 2      | r4   |    |        | r4    | r4     | r4     |
[INFO] [stdout] +--------+------+----+--------+-------+--------+--------+
[INFO] [stdout] | 3      |      | s4 | s3     |       |        |        |
[INFO] [stdout] +--------+------+----+--------+-------+--------+--------+
[INFO] [stdout] | 4      | r6   |    |        | r6    | r6     | r6     |
[INFO] [stdout] +--------+------+----+--------+-------+--------+--------+
[INFO] [stdout] | 5      | r2   |    |        | s8    | r2     | r2     |
[INFO] [stdout] +--------+------+----+--------+-------+--------+--------+
[INFO] [stdout] | 6      |      | s4 | s3     |       |        |        |
[INFO] [stdout] +--------+------+----+--------+-------+--------+--------+
[INFO] [stdout] | 7      | s6   |    |        |       | s10    |        |
[INFO] [stdout] +--------+------+----+--------+-------+--------+--------+
[INFO] [stdout] | 8      |      | s4 | s3     |       |        |        |
[INFO] [stdout] +--------+------+----+--------+-------+--------+--------+
[INFO] [stdout] | 9      | r1   |    |        | s8    | r1     | r1     |
[INFO] [stdout] +--------+------+----+--------+-------+--------+--------+
[INFO] [stdout] | 10     | r5   |    |        | r5    | r5     | r5     |
[INFO] [stdout] +--------+------+----+--------+-------+--------+--------+
[INFO] [stdout] | 11     | r3   |    |        | r3    | r3     | r3     |
[INFO] [stdout] +--------+------+----+--------+-------+--------+--------+
[INFO] [stdout] +------+-----+----+---+---+
[INFO] [stdout] | Goto | Ext | F  | T | E |
[INFO] [stdout] +------+-----+----+---+---+
[INFO] [stdout] | 0    |     | 2  | 5 | 1 |
[INFO] [stdout] +------+-----+----+---+---+
[INFO] [stdout] | 1    |     |    |   |   |
[INFO] [stdout] +------+-----+----+---+---+
[INFO] [stdout] | 2    |     |    |   |   |
[INFO] [stdout] +------+-----+----+---+---+
[INFO] [stdout] | 3    |     | 2  | 5 | 7 |
[INFO] [stdout] +------+-----+----+---+---+
[INFO] [stdout] | 4    |     |    |   |   |
[INFO] [stdout] +------+-----+----+---+---+
[INFO] [stdout] | 5    |     |    |   |   |
[INFO] [stdout] +------+-----+----+---+---+
[INFO] [stdout] | 6    |     | 2  | 9 |   |
[INFO] [stdout] +------+-----+----+---+---+
[INFO] [stdout] | 7    |     |    |   |   |
[INFO] [stdout] +------+-----+----+---+---+
[INFO] [stdout] | 8    |     | 11 |   |   |
[INFO] [stdout] +------+-----+----+---+---+
[INFO] [stdout] | 9    |     |    |   |   |
[INFO] [stdout] +------+-----+----+---+---+
[INFO] [stdout] | 10   |     |    |   |   |
[INFO] [stdout] +------+-----+----+---+---+
[INFO] [stdout] | 11   |     |    |   |   |
[INFO] [stdout] +------+-----+----+---+---+
[INFO] [stdout] test parse_table::tests::generate_parse_table ... ok
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests stelar
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.07s
[INFO] [stdout] 
[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] running `Command { std: "docker" "inspect" "5f446c1f1282bd3f62c5d66306eceaed58c9b33881ae0f16ecb07fe1af11c119", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f446c1f1282bd3f62c5d66306eceaed58c9b33881ae0f16ecb07fe1af11c119", kill_on_drop: false }`
[INFO] [stdout] 5f446c1f1282bd3f62c5d66306eceaed58c9b33881ae0f16ecb07fe1af11c119