[INFO] fetching crate biir 1.1.1...
[INFO] checking biir-1.1.1 against try#8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346 for pr-86194
[INFO] extracting crate biir 1.1.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate biir 1.1.1 on toolchain 8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate biir 1.1.1
[INFO] finished tweaking crates.io crate biir 1.1.1
[INFO] tweaked toml for crates.io crate biir 1.1.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate biir 1.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "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" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bc8b875f68e66d4772c4c2e1146dfe7177895c8042ea9b9ecd9465dab718a4b7
[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" "bc8b875f68e66d4772c4c2e1146dfe7177895c8042ea9b9ecd9465dab718a4b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bc8b875f68e66d4772c4c2e1146dfe7177895c8042ea9b9ecd9465dab718a4b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc8b875f68e66d4772c4c2e1146dfe7177895c8042ea9b9ecd9465dab718a4b7", kill_on_drop: false }`
[INFO] [stdout] bc8b875f68e66d4772c4c2e1146dfe7177895c8042ea9b9ecd9465dab718a4b7
[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" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c9f0417c260c418499d749b9e021c7e2f3c184e849e18f2512631fa29b6a169d
[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" "c9f0417c260c418499d749b9e021c7e2f3c184e849e18f2512631fa29b6a169d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking numtoa v0.1.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking termion v1.5.6
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking biir v1.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0061]: this function takes 1 argument but 2 arguments were supplied
[INFO] [stdout]   --> tests/test_parser.rs:10:28
[INFO] [stdout]    |
[INFO] [stdout] 10 |         assert_eq!( parser.find_closing_bracket(0, "[]"), Ok(1) );
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^^^ -  ---- supplied 2 arguments
[INFO] [stdout]    |                            |
[INFO] [stdout]    |                            expected 1 argument
[INFO] [stdout]    |
[INFO] [stdout] note: associated function defined here
[INFO] [stdout]   --> /opt/rustwide/workdir/src/parser.rs:23:12
[INFO] [stdout]    |
[INFO] [stdout] 23 |     pub fn find_closing_bracket(&self, program: &str) -> Result<usize, ()>{
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0061]: this function takes 1 argument but 2 arguments were supplied
[INFO] [stdout]   --> tests/test_parser.rs:11:28
[INFO] [stdout]    |
[INFO] [stdout] 11 |         assert_eq!( parser.find_closing_bracket(1, "[]"), Err(()) );
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^^^ -  ---- supplied 2 arguments
[INFO] [stdout]    |                            |
[INFO] [stdout]    |                            expected 1 argument
[INFO] [stdout]    |
[INFO] [stdout] note: associated function defined here
[INFO] [stdout]   --> /opt/rustwide/workdir/src/parser.rs:23:12
[INFO] [stdout]    |
[INFO] [stdout] 23 |     pub fn find_closing_bracket(&self, program: &str) -> Result<usize, ()>{
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0061]: this function takes 1 argument but 2 arguments were supplied
[INFO] [stdout]   --> tests/test_parser.rs:12:28
[INFO] [stdout]    |
[INFO] [stdout] 12 |         assert_eq!( parser.find_closing_bracket(1, "[[[]]]"), Ok(4) );
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^^^ -  -------- supplied 2 arguments
[INFO] [stdout]    |                            |
[INFO] [stdout]    |                            expected 1 argument
[INFO] [stdout]    |
[INFO] [stdout] note: associated function defined here
[INFO] [stdout]   --> /opt/rustwide/workdir/src/parser.rs:23:12
[INFO] [stdout]    |
[INFO] [stdout] 23 |     pub fn find_closing_bracket(&self, program: &str) -> Result<usize, ()>{
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0061]: this function takes 1 argument but 2 arguments were supplied
[INFO] [stdout]   --> tests/test_parser.rs:13:28
[INFO] [stdout]    |
[INFO] [stdout] 13 |         assert_eq!( parser.find_closing_bracket(0, "[[][]]"), Ok(5) );
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^^^ -  -------- supplied 2 arguments
[INFO] [stdout]    |                            |
[INFO] [stdout]    |                            expected 1 argument
[INFO] [stdout]    |
[INFO] [stdout] note: associated function defined here
[INFO] [stdout]   --> /opt/rustwide/workdir/src/parser.rs:23:12
[INFO] [stdout]    |
[INFO] [stdout] 23 |     pub fn find_closing_bracket(&self, program: &str) -> Result<usize, ()>{
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0061`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `biir`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "c9f0417c260c418499d749b9e021c7e2f3c184e849e18f2512631fa29b6a169d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9f0417c260c418499d749b9e021c7e2f3c184e849e18f2512631fa29b6a169d", kill_on_drop: false }`
[INFO] [stdout] c9f0417c260c418499d749b9e021c7e2f3c184e849e18f2512631fa29b6a169d