[INFO] cloning repository https://github.com/asrcpq/mytableau
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/asrcpq/mytableau" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fasrcpq%2Fmytableau", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fasrcpq%2Fmytableau'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c8519c0e8942cbb20e27f56c5ef3662973f2e226
[INFO] building asrcpq/mytableau against master#881c1ac408d93bb7adaa3a51dabab9266e82eee8 for issue-85264
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fasrcpq%2Fmytableau" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/asrcpq/mytableau on toolchain 881c1ac408d93bb7adaa3a51dabab9266e82eee8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/asrcpq/mytableau
[INFO] finished tweaking git repo https://github.com/asrcpq/mytableau
[INFO] tweaked toml for git repo https://github.com/asrcpq/mytableau written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/asrcpq/mytableau already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded lalr v0.0.2
[INFO] [stderr]   Downloaded redfa v0.0.2
[INFO] [stderr]   Downloaded plex v0.2.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 82be9298b19dc460268da8d69e49164c234bc825dbb56be7da61a135ca8309b8
[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" "82be9298b19dc460268da8d69e49164c234bc825dbb56be7da61a135ca8309b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "82be9298b19dc460268da8d69e49164c234bc825dbb56be7da61a135ca8309b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82be9298b19dc460268da8d69e49164c234bc825dbb56be7da61a135ca8309b8", kill_on_drop: false }`
[INFO] [stdout] 82be9298b19dc460268da8d69e49164c234bc825dbb56be7da61a135ca8309b8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ea642401cde9b266acc4ae85a01b00e26972895e187cff6803d25e82151caf68
[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" "ea642401cde9b266acc4ae85a01b00e26972895e187cff6803d25e82151caf68", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling vec_map v0.6.0
[INFO] [stderr]    Compiling lalr v0.0.2
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling redfa v0.0.2
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling plex v0.2.5
[INFO] [stderr]    Compiling mytableau v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.68s
[INFO] running `Command { std: "docker" "inspect" "ea642401cde9b266acc4ae85a01b00e26972895e187cff6803d25e82151caf68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea642401cde9b266acc4ae85a01b00e26972895e187cff6803d25e82151caf68", kill_on_drop: false }`
[INFO] [stdout] ea642401cde9b266acc4ae85a01b00e26972895e187cff6803d25e82151caf68
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a8fa15d65b61aa4e61fd6214a4ec0401e91eef9150b60411ad537821a3488b9c
[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" "a8fa15d65b61aa4e61fd6214a4ec0401e91eef9150b60411ad537821a3488b9c", kill_on_drop: false }`
[INFO] [stderr]    Compiling mytableau v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0061]: this function takes 3 arguments but 1 argument was supplied
[INFO] [stdout]    --> src/prop_tree.rs:375:14
[INFO] [stdout]     |
[INFO] [stdout] 375 |         assert_eq!(PropTree::from_string("!(&(a b))").to_string(), "!&(a b)");
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^ ----------- supplied 1 argument
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    expected 3 arguments
[INFO] [stdout]     |
[INFO] [stdout] note: associated function defined here
[INFO] [stdout]    --> src/prop_tree.rs:81:9
[INFO] [stdout]     |
[INFO] [stdout] 81  |     pub fn from_string<F>(string: &str, mut truth_tree: &mut TruthTree, alloc_aid: F) -> PropTree
[INFO] [stdout]     |            ^^^^^^^^^^^    ------------  ------------------------------  ------------
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0061]: this function takes 1 argument but 0 arguments were supplied
[INFO] [stdout]    --> src/prop_tree.rs:375:49
[INFO] [stdout]     |
[INFO] [stdout] 375 |         assert_eq!(PropTree::from_string("!(&(a b))").to_string(), "!&(a b)");
[INFO] [stdout]     |                                                       ^^^^^^^^^- supplied 0 arguments
[INFO] [stdout]     |                                                       |
[INFO] [stdout]     |                                                       expected 1 argument
[INFO] [stdout]     |
[INFO] [stdout] note: associated function defined here
[INFO] [stdout]    --> src/prop_tree.rs:321:9
[INFO] [stdout]     |
[INFO] [stdout] 321 |     pub fn to_string(&self, name_dict: &HashMap<usize, String>) -> String {
[INFO] [stdout]     |            ^^^^^^^^^ -----  ----------------------------------
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0061]: this function takes 3 arguments but 1 argument was supplied
[INFO] [stdout]    --> src/prop_tree.rs:377:14
[INFO] [stdout]     |
[INFO] [stdout] 377 |         assert_eq!(PropTree::from_string("a(b c)").to_string(), "a(b c)");
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^ -------- supplied 1 argument
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    expected 3 arguments
[INFO] [stdout]     |
[INFO] [stdout] note: associated function defined here
[INFO] [stdout]    --> src/prop_tree.rs:81:9
[INFO] [stdout]     |
[INFO] [stdout] 81  |     pub fn from_string<F>(string: &str, mut truth_tree: &mut TruthTree, alloc_aid: F) -> PropTree
[INFO] [stdout]     |            ^^^^^^^^^^^    ------------  ------------------------------  ------------
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0061]: this function takes 1 argument but 0 arguments were supplied
[INFO] [stdout]    --> src/prop_tree.rs:377:46
[INFO] [stdout]     |
[INFO] [stdout] 377 |         assert_eq!(PropTree::from_string("a(b c)").to_string(), "a(b c)");
[INFO] [stdout]     |                                                    ^^^^^^^^^- supplied 0 arguments
[INFO] [stdout]     |                                                    |
[INFO] [stdout]     |                                                    expected 1 argument
[INFO] [stdout]     |
[INFO] [stdout] note: associated function defined here
[INFO] [stdout]    --> src/prop_tree.rs:321:9
[INFO] [stdout]     |
[INFO] [stdout] 321 |     pub fn to_string(&self, name_dict: &HashMap<usize, String>) -> String {
[INFO] [stdout]     |            ^^^^^^^^^ -----  ----------------------------------
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0061]: this function takes 3 arguments but 1 argument was supplied
[INFO] [stdout]    --> src/prop_tree.rs:383:14
[INFO] [stdout]     |
[INFO] [stdout] 383 |         assert_eq!(PropTree::from_string("a").negate().to_string(), "!a");
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^ --- supplied 1 argument
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    expected 3 arguments
[INFO] [stdout]     |
[INFO] [stdout] note: associated function defined here
[INFO] [stdout]    --> src/prop_tree.rs:81:9
[INFO] [stdout]     |
[INFO] [stdout] 81  |     pub fn from_string<F>(string: &str, mut truth_tree: &mut TruthTree, alloc_aid: F) -> PropTree
[INFO] [stdout]     |            ^^^^^^^^^^^    ------------  ------------------------------  ------------
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0061]: this function takes 1 argument but 0 arguments were supplied
[INFO] [stdout]    --> src/prop_tree.rs:383:50
[INFO] [stdout]     |
[INFO] [stdout] 383 |         assert_eq!(PropTree::from_string("a").negate().to_string(), "!a");
[INFO] [stdout]     |                                                        ^^^^^^^^^- supplied 0 arguments
[INFO] [stdout]     |                                                        |
[INFO] [stdout]     |                                                        expected 1 argument
[INFO] [stdout]     |
[INFO] [stdout] note: associated function defined here
[INFO] [stdout]    --> src/prop_tree.rs:321:9
[INFO] [stdout]     |
[INFO] [stdout] 321 |     pub fn to_string(&self, name_dict: &HashMap<usize, String>) -> String {
[INFO] [stdout]     |            ^^^^^^^^^ -----  ----------------------------------
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0061]: this function takes 3 arguments but 1 argument was supplied
[INFO] [stdout]    --> src/prop_tree.rs:385:4
[INFO] [stdout]     |
[INFO] [stdout] 385 |             PropTree::from_string("!(&(a b))").negate().to_string(),
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^ ----------- supplied 1 argument
[INFO] [stdout]     |             |
[INFO] [stdout]     |             expected 3 arguments
[INFO] [stdout]     |
[INFO] [stdout] note: associated function defined here
[INFO] [stdout]    --> src/prop_tree.rs:81:9
[INFO] [stdout]     |
[INFO] [stdout] 81  |     pub fn from_string<F>(string: &str, mut truth_tree: &mut TruthTree, alloc_aid: F) -> PropTree
[INFO] [stdout]     |            ^^^^^^^^^^^    ------------  ------------------------------  ------------
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0061]: this function takes 1 argument but 0 arguments were supplied
[INFO] [stdout]    --> src/prop_tree.rs:385:48
[INFO] [stdout]     |
[INFO] [stdout] 385 |             PropTree::from_string("!(&(a b))").negate().to_string(),
[INFO] [stdout]     |                                                         ^^^^^^^^^- supplied 0 arguments
[INFO] [stdout]     |                                                         |
[INFO] [stdout]     |                                                         expected 1 argument
[INFO] [stdout]     |
[INFO] [stdout] note: associated function defined here
[INFO] [stdout]    --> src/prop_tree.rs:321:9
[INFO] [stdout]     |
[INFO] [stdout] 321 |     pub fn to_string(&self, name_dict: &HashMap<usize, String>) -> String {
[INFO] [stdout]     |            ^^^^^^^^^ -----  ----------------------------------
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0061]: this function takes 3 arguments but 1 argument was supplied
[INFO] [stdout]    --> src/prop_tree.rs:390:4
[INFO] [stdout]     |
[INFO] [stdout] 390 |             PropTree::from_string("&(!(a) b)").negate().to_string(),
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^ ----------- supplied 1 argument
[INFO] [stdout]     |             |
[INFO] [stdout]     |             expected 3 arguments
[INFO] [stdout]     |
[INFO] [stdout] note: associated function defined here
[INFO] [stdout]    --> src/prop_tree.rs:81:9
[INFO] [stdout]     |
[INFO] [stdout] 81  |     pub fn from_string<F>(string: &str, mut truth_tree: &mut TruthTree, alloc_aid: F) -> PropTree
[INFO] [stdout]     |            ^^^^^^^^^^^    ------------  ------------------------------  ------------
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0061]: this function takes 1 argument but 0 arguments were supplied
[INFO] [stdout]    --> src/prop_tree.rs:390:48
[INFO] [stdout]     |
[INFO] [stdout] 390 |             PropTree::from_string("&(!(a) b)").negate().to_string(),
[INFO] [stdout]     |                                                         ^^^^^^^^^- supplied 0 arguments
[INFO] [stdout]     |                                                         |
[INFO] [stdout]     |                                                         expected 1 argument
[INFO] [stdout]     |
[INFO] [stdout] note: associated function defined here
[INFO] [stdout]    --> src/prop_tree.rs:321:9
[INFO] [stdout]     |
[INFO] [stdout] 321 |     pub fn to_string(&self, name_dict: &HashMap<usize, String>) -> String {
[INFO] [stdout]     |            ^^^^^^^^^ -----  ----------------------------------
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0061]: this function takes 3 arguments but 1 argument was supplied
[INFO] [stdout]    --> src/prop_tree.rs:394:4
[INFO] [stdout]     |
[INFO] [stdout] 394 |             PropTree::from_string("|(a &(b c))").negate().to_string(),
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^ ------------- supplied 1 argument
[INFO] [stdout]     |             |
[INFO] [stdout]     |             expected 3 arguments
[INFO] [stdout]     |
[INFO] [stdout] note: associated function defined here
[INFO] [stdout]    --> src/prop_tree.rs:81:9
[INFO] [stdout]     |
[INFO] [stdout] 81  |     pub fn from_string<F>(string: &str, mut truth_tree: &mut TruthTree, alloc_aid: F) -> PropTree
[INFO] [stdout]     |            ^^^^^^^^^^^    ------------  ------------------------------  ------------
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0061]: this function takes 1 argument but 0 arguments were supplied
[INFO] [stdout]    --> src/prop_tree.rs:394:50
[INFO] [stdout]     |
[INFO] [stdout] 394 |             PropTree::from_string("|(a &(b c))").negate().to_string(),
[INFO] [stdout]     |                                                           ^^^^^^^^^- supplied 0 arguments
[INFO] [stdout]     |                                                           |
[INFO] [stdout]     |                                                           expected 1 argument
[INFO] [stdout]     |
[INFO] [stdout] note: associated function defined here
[INFO] [stdout]    --> src/prop_tree.rs:321:9
[INFO] [stdout]     |
[INFO] [stdout] 321 |     pub fn to_string(&self, name_dict: &HashMap<usize, String>) -> String {
[INFO] [stdout]     |            ^^^^^^^^^ -----  ----------------------------------
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0061]: this function takes 3 arguments but 1 argument was supplied
[INFO] [stdout]    --> src/prop_tree.rs:398:4
[INFO] [stdout]     |
[INFO] [stdout] 398 |             PropTree::from_string("#(a !(b))").negate().to_string(),
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^ ----------- supplied 1 argument
[INFO] [stdout]     |             |
[INFO] [stdout]     |             expected 3 arguments
[INFO] [stdout]     |
[INFO] [stdout] note: associated function defined here
[INFO] [stdout]    --> src/prop_tree.rs:81:9
[INFO] [stdout]     |
[INFO] [stdout] 81  |     pub fn from_string<F>(string: &str, mut truth_tree: &mut TruthTree, alloc_aid: F) -> PropTree
[INFO] [stdout]     |            ^^^^^^^^^^^    ------------  ------------------------------  ------------
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0061]: this function takes 1 argument but 0 arguments were supplied
[INFO] [stdout]    --> src/prop_tree.rs:398:48
[INFO] [stdout]     |
[INFO] [stdout] 398 |             PropTree::from_string("#(a !(b))").negate().to_string(),
[INFO] [stdout]     |                                                         ^^^^^^^^^- supplied 0 arguments
[INFO] [stdout]     |                                                         |
[INFO] [stdout]     |                                                         expected 1 argument
[INFO] [stdout]     |
[INFO] [stdout] note: associated function defined here
[INFO] [stdout]    --> src/prop_tree.rs:321:9
[INFO] [stdout]     |
[INFO] [stdout] 321 |     pub fn to_string(&self, name_dict: &HashMap<usize, String>) -> String {
[INFO] [stdout]     |            ^^^^^^^^^ -----  ----------------------------------
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0061]: this function takes 3 arguments but 1 argument was supplied
[INFO] [stdout]    --> src/prop_tree.rs:406:18
[INFO] [stdout]     |
[INFO] [stdout] 406 |         println!("{}", PropTree::from_string("&(a b").to_string());
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^^^^ ------- supplied 1 argument
[INFO] [stdout]     |                        |
[INFO] [stdout]     |                        expected 3 arguments
[INFO] [stdout]     |
[INFO] [stdout] note: associated function defined here
[INFO] [stdout]    --> src/prop_tree.rs:81:9
[INFO] [stdout]     |
[INFO] [stdout] 81  |     pub fn from_string<F>(string: &str, mut truth_tree: &mut TruthTree, alloc_aid: F) -> PropTree
[INFO] [stdout]     |            ^^^^^^^^^^^    ------------  ------------------------------  ------------
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0061]: this function takes 1 argument but 0 arguments were supplied
[INFO] [stdout]    --> src/prop_tree.rs:406:49
[INFO] [stdout]     |
[INFO] [stdout] 406 |         println!("{}", PropTree::from_string("&(a b").to_string());
[INFO] [stdout]     |                                                       ^^^^^^^^^- supplied 0 arguments
[INFO] [stdout]     |                                                       |
[INFO] [stdout]     |                                                       expected 1 argument
[INFO] [stdout]     |
[INFO] [stdout] note: associated function defined here
[INFO] [stdout]    --> src/prop_tree.rs:321:9
[INFO] [stdout]     |
[INFO] [stdout] 321 |     pub fn to_string(&self, name_dict: &HashMap<usize, String>) -> String {
[INFO] [stdout]     |            ^^^^^^^^^ -----  ----------------------------------
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 16 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 `mytableau`
[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" "a8fa15d65b61aa4e61fd6214a4ec0401e91eef9150b60411ad537821a3488b9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a8fa15d65b61aa4e61fd6214a4ec0401e91eef9150b60411ad537821a3488b9c", kill_on_drop: false }`
[INFO] [stdout] a8fa15d65b61aa4e61fd6214a4ec0401e91eef9150b60411ad537821a3488b9c
