[INFO] cloning repository https://github.com/kod-kristoff/rust-playground
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kod-kristoff/rust-playground" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkod-kristoff%2Frust-playground", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkod-kristoff%2Frust-playground'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5bda6047e1670199cd7db8a9b0e9c10e3dc38a2b
[INFO] checking kod-kristoff/rust-playground against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkod-kristoff%2Frust-playground" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kod-kristoff/rust-playground on toolchain a7a572ce3edd6d476191fbfe92c9c1986e009b34
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kod-kristoff/rust-playground
[INFO] finished tweaking git repo https://github.com/kod-kristoff/rust-playground
[INFO] tweaked toml for git repo https://github.com/kod-kristoff/rust-playground written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/kod-kristoff/rust-playground already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "631a9c689295f7eec4841f14c3243c7a2c4b665e9080df7a2eece4efbd28424e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "631a9c689295f7eec4841f14c3243c7a2c4b665e9080df7a2eece4efbd28424e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "631a9c689295f7eec4841f14c3243c7a2c4b665e9080df7a2eece4efbd28424e", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a4f6cdc3c72dacf0be625350cc14bdbb34b099c33a9c635e6037e5081aec232c
[INFO] running `Command { std: "docker" "start" "-a" "a4f6cdc3c72dacf0be625350cc14bdbb34b099c33a9c635e6037e5081aec232c", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] Running `cargo fix --edition`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] note: Switching to Edition 2021 will enable the use of the version 2 feature resolver in Cargo.
[INFO] [stderr] This may cause some dependencies to be built with fewer features enabled than previously.
[INFO] [stderr] More information about the resolver changes may be found at https://doc.rust-lang.org/nightly/edition-guide/rust-2021/default-cargo-resolver.html
[INFO] [stderr] When building the following dependencies, the given features will no longer be used:
[INFO] [stderr] 
[INFO] [stderr]   tokio v0.2.22: winapi
[INFO] [stderr] 
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling syn v1.0.35
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]    Compiling libc v0.2.74
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking futures-core v0.3.5
[INFO] [stderr]    Compiling pin-project-internal v0.4.23
[INFO] [stderr]     Checking once_cell v1.4.0
[INFO] [stderr]     Checking futures-sink v0.3.5
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling proc-macro-hack v0.5.18
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]     Checking futures-io v0.3.5
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking arc-swap v0.4.7
[INFO] [stderr]     Checking bytes v0.5.6
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking pin-project-lite v0.1.7
[INFO] [stderr]     Checking base64 v0.12.3
[INFO] [stderr]     Checking rust-playground v0.1.0 (/tmp/fixit)
[INFO] [stderr]     Checking latin2cyrillic v0.1.0 (/tmp/fixit/latin2cyrillic)
[INFO] [stderr]     Checking running-stats v0.1.0 (/tmp/fixit/running-stats)
[INFO] [stderr]     Checking bifurcate-coordinates v0.1.0 (/tmp/fixit/bifurcate-coordinates)
[INFO] [stderr]    Compiling proc-macro-nested v0.1.6
[INFO] [stderr]     Checking log v0.4.11
[INFO] [stderr]    Migrating latin2cyrillic/src/main.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating src/main.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating bifurcate-coordinates/src/lib.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating running-stats/src/lib.rs from 2018 edition to 2021
[INFO] [stderr]     Checking futures-channel v0.3.5
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking futures-task v0.3.5
[INFO] [stderr]     Checking net2 v0.2.34
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking signal-hook-registry v1.2.0
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking ds-13 v0.1.0 (/tmp/fixit/ds-13)
[INFO] [stderr]     Checking persi-ds v0.1.0 (/tmp/fixit/persi-ds)
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Migrating ds-13/src/lib.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating persi-ds/src/lib.rs from 2018 edition to 2021
[INFO] [stderr]        Fixed bifurcate-coordinates/src/lib.rs (1 fix)
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]        Fixed ds-13/src/unsync/rb_tree.rs (1 fix)
[INFO] [stdout] warning: associated function is never used: `from_node`
[INFO] [stdout]   --> ds-13/src/unsync/list.rs:53:8
[INFO] [stdout]    |
[INFO] [stdout] 53 |     fn from_node(tail: &Rc<Node<T>>) -> List<T> {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `tree`
[INFO] [stdout]   --> ds-13/src/unsync/rb_tree.rs:48:8
[INFO] [stdout]    |
[INFO] [stdout] 48 |     fn tree(colour: Colour, value: T, left: &Self, right: &Self) -> Self {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `from_node`
[INFO] [stdout]   --> ds-13/src/unsync/rb_tree.rs:61:8
[INFO] [stdout]    |
[INFO] [stdout] 61 |     fn from_node(node: &Rc<RBNode<T>>) -> Self {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `root_colour`
[INFO] [stdout]   --> ds-13/src/unsync/rb_tree.rs:75:8
[INFO] [stdout]    |
[INFO] [stdout] 75 |     fn root_colour(&self) -> Colour {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `ins`
[INFO] [stdout]    --> ds-13/src/unsync/rb_tree.rs:151:8
[INFO] [stdout]     |
[INFO] [stdout] 151 |     fn ins(&self, x: T) -> Self
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `ins_or_rep`
[INFO] [stdout]    --> ds-13/src/unsync/rb_tree.rs:179:8
[INFO] [stdout]     |
[INFO] [stdout] 179 |     fn ins_or_rep(&self, x: T) -> Self
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `doubled_left`
[INFO] [stdout]    --> ds-13/src/unsync/rb_tree.rs:216:8
[INFO] [stdout]     |
[INFO] [stdout] 216 |     fn doubled_left(&self) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `doubled_right`
[INFO] [stdout]    --> ds-13/src/unsync/rb_tree.rs:223:8
[INFO] [stdout]     |
[INFO] [stdout] 223 |     fn doubled_right(&self) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `paint`
[INFO] [stdout]    --> ds-13/src/unsync/rb_tree.rs:230:8
[INFO] [stdout]     |
[INFO] [stdout] 230 |     fn paint(&self, c: Colour) -> Self {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `balance`
[INFO] [stdout]    --> ds-13/src/unsync/rb_tree.rs:241:4
[INFO] [stdout]     |
[INFO] [stdout] 241 | fn balance<T>(c: Colour, x: T, left: &RBTree<T>, right: &RBTree<T>) -> RBTree<T>
[INFO] [stdout]     |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `left`
[INFO] [stdout]    --> ds-13/src/unsync/rb_tree.rs:306:8
[INFO] [stdout]     |
[INFO] [stdout] 306 |     fn left(&self) -> Option<&Rc<Self>> {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `right`
[INFO] [stdout]    --> ds-13/src/unsync/rb_tree.rs:310:8
[INFO] [stdout]     |
[INFO] [stdout] 310 |     fn right(&self) -> Option<&Rc<Self>> {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `doubled_left`
[INFO] [stdout]    --> ds-13/src/unsync/rb_tree.rs:339:8
[INFO] [stdout]     |
[INFO] [stdout] 339 |     fn doubled_left(&self) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `doubled_right`
[INFO] [stdout]    --> ds-13/src/unsync/rb_tree.rs:345:8
[INFO] [stdout]     |
[INFO] [stdout] 345 |     fn doubled_right(&self) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `from_node`
[INFO] [stdout]   --> ds-13/src/unsync/list.rs:53:8
[INFO] [stdout]    |
[INFO] [stdout] 53 |     fn from_node(tail: &Rc<Node<T>>) -> List<T> {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `from_node`
[INFO] [stdout]   --> ds-13/src/unsync/rb_tree.rs:61:8
[INFO] [stdout]    |
[INFO] [stdout] 61 |     fn from_node(node: &Rc<RBNode<T>>) -> Self {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `ins`
[INFO] [stdout]    --> ds-13/src/unsync/rb_tree.rs:151:8
[INFO] [stdout]     |
[INFO] [stdout] 151 |     fn ins(&self, x: T) -> Self
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `ins_or_rep`
[INFO] [stdout]    --> ds-13/src/unsync/rb_tree.rs:179:8
[INFO] [stdout]     |
[INFO] [stdout] 179 |     fn ins_or_rep(&self, x: T) -> Self
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `doubled_left`
[INFO] [stdout]    --> ds-13/src/unsync/rb_tree.rs:216:8
[INFO] [stdout]     |
[INFO] [stdout] 216 |     fn doubled_left(&self) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `doubled_right`
[INFO] [stdout]    --> ds-13/src/unsync/rb_tree.rs:223:8
[INFO] [stdout]     |
[INFO] [stdout] 223 |     fn doubled_right(&self) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `paint`
[INFO] [stdout]    --> ds-13/src/unsync/rb_tree.rs:230:8
[INFO] [stdout]     |
[INFO] [stdout] 230 |     fn paint(&self, c: Colour) -> Self {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `balance`
[INFO] [stdout]    --> ds-13/src/unsync/rb_tree.rs:241:4
[INFO] [stdout]     |
[INFO] [stdout] 241 | fn balance<T>(c: Colour, x: T, left: &RBTree<T>, right: &RBTree<T>) -> RBTree<T>
[INFO] [stdout]     |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `left`
[INFO] [stdout]    --> ds-13/src/unsync/rb_tree.rs:306:8
[INFO] [stdout]     |
[INFO] [stdout] 306 |     fn left(&self) -> Option<&Rc<Self>> {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `right`
[INFO] [stdout]    --> ds-13/src/unsync/rb_tree.rs:310:8
[INFO] [stdout]     |
[INFO] [stdout] 310 |     fn right(&self) -> Option<&Rc<Self>> {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `doubled_left`
[INFO] [stdout]    --> ds-13/src/unsync/rb_tree.rs:339:8
[INFO] [stdout]     |
[INFO] [stdout] 339 |     fn doubled_left(&self) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `doubled_right`
[INFO] [stdout]    --> ds-13/src/unsync/rb_tree.rs:345:8
[INFO] [stdout]     |
[INFO] [stdout] 345 |     fn doubled_right(&self) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 14 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking statelist v0.1.0 (/tmp/fixit/statelist)
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Migrating statelist/src/lib.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating ds-13/tests/synced_list.rs from 2018 edition to 2021
[INFO] [stdout] error[E0432]: unresolved import `ds_13::list`
[INFO] [stdout]  --> statelist/src/state.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use ds_13::list;
[INFO] [stdout]   |     ^^^^^^^^^^^ no `list` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::convert::From`
[INFO] [stdout]  --> statelist/src/state.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::convert::From;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `List`, `reverse`
[INFO] [stdout]  --> statelist/src/state.rs:3:27
[INFO] [stdout]   |
[INFO] [stdout] 3 | use ds_13::unsync::list::{List, reverse};
[INFO] [stdout]   |                           ^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> statelist/src/state.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub fn make_plan<State, A>(f: &dyn Fn(&State) -> (A, State)) -> Plan<State, A> {
[INFO] [stdout]    |                                                                 -------------- expected `Box<(dyn for<'r> Fn(&'r State) -> (A, State) + 'static)>` because of return type
[INFO] [stdout] 17 |     f
[INFO] [stdout]    |     ^ expected struct `Box`, found reference
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected struct `Box<(dyn for<'r> Fn(&'r State) -> (A, State) + 'static)>`
[INFO] [stdout]            found reference `&dyn for<'r> Fn(&'r State) -> (A, State)`
[INFO] [stdout]    = note: for more on the distinction between the stack and the heap, read https://doc.rust-lang.org/book/ch15-01-box.html, https://doc.rust-lang.org/rust-by-example/std/box.html, and https://doc.rust-lang.org/std/boxed/index.html
[INFO] [stdout] help: store this in the heap by calling `Box::new`
[INFO] [stdout]    |
[INFO] [stdout] 17 |     Box::new(f)
[INFO] [stdout]    |     +++++++++ +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> statelist/src/state.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 23 |   pub fn mreturn<'a, State: Clone, A: Copy + 'a>(a: A) -> Plan<State, A> {
[INFO] [stdout]    |                                                           -------------- expected `Box<(dyn for<'r> Fn(&'r State) -> (A, State) + 'static)>` because of return type
[INFO] [stdout] 24 | /     |s: &State| {
[INFO] [stdout] 25 | |         (a, s.clone())
[INFO] [stdout] 26 | |     }
[INFO] [stdout]    | |_____^ expected struct `Box`, found closure
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected struct `Box<(dyn for<'r> Fn(&'r State) -> (A, State) + 'static)>`
[INFO] [stdout]              found closure `[closure@statelist/src/state.rs:24:5: 26:6]`
[INFO] [stdout]    = note: for more on the distinction between the stack and the heap, read https://doc.rust-lang.org/book/ch15-01-box.html, https://doc.rust-lang.org/rust-by-example/std/box.html, and https://doc.rust-lang.org/std/boxed/index.html
[INFO] [stdout] help: store this in the heap by calling `Box::new`
[INFO] [stdout]    |
[INFO] [stdout] 24 ~     Box::new(|s: &State| {
[INFO] [stdout] 25 |         (a, s.clone())
[INFO] [stdout] 26 ~     })
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0759]: `pl` has lifetime `'a` but it needs to satisfy a `'static` lifetime requirement
[INFO] [stdout]   --> statelist/src/state.rs:30:14
[INFO] [stdout]    |
[INFO] [stdout] 29 |   pub fn mbind<'a, State: 'a, A: 'a, B>(pl: &'a Plan<State, A>, k: impl Fn(A) -> Plan<State, B> + 'a) -> Plan<State, B> {
[INFO] [stdout]    |                                             ------------------ this data with lifetime `'a`...
[INFO] [stdout] 30 |       Box::new(move |s: &State| {
[INFO] [stdout]    |  ______________^
[INFO] [stdout] 31 | |         let (a, s1) = run_plan(Box::new(pl), s);
[INFO] [stdout] 32 | |         let pl_b = k(a);
[INFO] [stdout] 33 | |         run_plan(pl_b, &s1)
[INFO] [stdout] 34 | |     })
[INFO] [stdout]    | |_____^ ...is captured here, requiring it to live as long as `'static`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0759]: `pl` has lifetime `'a` but it needs to satisfy a `'static` lifetime requirement
[INFO] [stdout]   --> statelist/src/state.rs:31:41
[INFO] [stdout]    |
[INFO] [stdout] 29 | pub fn mbind<'a, State: 'a, A: 'a, B>(pl: &'a Plan<State, A>, k: impl Fn(A) -> Plan<State, B> + 'a) -> Plan<State, B> {
[INFO] [stdout]    |                                           ------------------ this data with lifetime `'a`...
[INFO] [stdout] 30 |     Box::new(move |s: &State| {
[INFO] [stdout] 31 |         let (a, s1) = run_plan(Box::new(pl), s);
[INFO] [stdout]    |                                         ^^ ...is captured here, requiring it to live as long as `'static`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `statelist` due to 8 previous errors; 2 warnings emitted
[INFO] [stdout] error[E0277]: the trait bound `State: Clone` is not satisfied in `(A, State)`
[INFO] [stdout]    --> statelist/src/state_list.rs:17:28
[INFO] [stdout]     |
[INFO] [stdout] 17  |     fmap(|(a, _state)| *a, &st(s))
[INFO] [stdout]     |                            ^^^^^^ within `(A, State)`, the trait `Clone` is not implemented for `State`
[INFO] [stdout]     |
[INFO] [stdout]     = note: required because it appears within the type `(A, State)`
[INFO] [stdout] note: required by a bound in `ds_13::unsync::list::fmap`
[INFO] [stdout]    --> /tmp/fixit/ds-13/src/unsync/list.rs:260:8
[INFO] [stdout]     |
[INFO] [stdout] 260 |     T: Clone,
[INFO] [stdout]     |        ^^^^^ required by this bound in `ds_13::unsync::list::fmap`
[INFO] [stdout] help: consider restricting type parameter `State`
[INFO] [stdout]     |
[INFO] [stdout] 16  | pub fn eval_state_list<State: std::clone::Clone, A: Copy>(st: &StateList<State, A>, s: &State) -> List<A> {
[INFO] [stdout]     |                             +++++++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0599]: no function or associated item named `empty` found for struct `ds_13::unsync::List` in the current scope
[INFO] [stdout]   --> statelist/src/state_list.rs:58:41
[INFO] [stdout]    |
[INFO] [stdout] 58 |     Rc::new(move |_s: &State| PairList::empty())
[INFO] [stdout]    |                                         ^^^^^ function or associated item not found in `ds_13::unsync::List<(_, _)>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 7 previous errors; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0308, E0432, E0599, E0759.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `ds_13::list`
[INFO] [stdout]  --> statelist/src/state.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use ds_13::list;
[INFO] [stdout]   |     ^^^^^^^^^^^ no `list` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `ds_13::list`
[INFO] [stdout]   --> statelist/src/state_list.rs:72:9
[INFO] [stdout]    |
[INFO] [stdout] 72 |     use ds_13::list;
[INFO] [stdout]    |         ^^^^^^^^^^^ no `list` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the macro `list`
[INFO] [stdout]   --> statelist/src/state.rs:82:37
[INFO] [stdout]    |
[INFO] [stdout] 82 |         assert_eq!(result, ((1, 2), list!(3)));
[INFO] [stdout]    |                                     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the macro `list`
[INFO] [stdout]    --> statelist/src/state_list.rs:325:13
[INFO] [stdout]     |
[INFO] [stdout] 325 |             list!(
[INFO] [stdout]     |             ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the macro `list`
[INFO] [stdout]    --> statelist/src/state_list.rs:321:21
[INFO] [stdout]     |
[INFO] [stdout] 321 |         let state = list!(1, 2, 3);
[INFO] [stdout]     |                     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the macro `list`
[INFO] [stdout]    --> statelist/src/state_list.rs:287:13
[INFO] [stdout]     |
[INFO] [stdout] 287 |             list!(
[INFO] [stdout]     |             ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the macro `list`
[INFO] [stdout]    --> statelist/src/state_list.rs:283:21
[INFO] [stdout]     |
[INFO] [stdout] 283 |         let state = list!(1, 2, 3);
[INFO] [stdout]     |                     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the macro `list`
[INFO] [stdout]    --> statelist/src/state_list.rs:267:13
[INFO] [stdout]     |
[INFO] [stdout] 267 |             list!(())
[INFO] [stdout]     |             ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the macro `list`
[INFO] [stdout]    --> statelist/src/state_list.rs:262:13
[INFO] [stdout]     |
[INFO] [stdout] 262 |             list!(((), list!(1, 2, 3)))
[INFO] [stdout]     |             ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the macro `list`
[INFO] [stdout]    --> statelist/src/state_list.rs:258:21
[INFO] [stdout]     |
[INFO] [stdout] 258 |         let state = list!(1, 2, 3);
[INFO] [stdout]     |                     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the macro `list`
[INFO] [stdout]    --> statelist/src/state_list.rs:241:21
[INFO] [stdout]     |
[INFO] [stdout] 241 |         let state = list!(1, 2, 3);
[INFO] [stdout]     |                     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the macro `list`
[INFO] [stdout]    --> statelist/src/state_list.rs:224:21
[INFO] [stdout]     |
[INFO] [stdout] 224 |         let state = list!(1, 2, 3);
[INFO] [stdout]     |                     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the macro `list`
[INFO] [stdout]    --> statelist/src/state_list.rs:192:13
[INFO] [stdout]     |
[INFO] [stdout] 192 |             list!(
[INFO] [stdout]     |             ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the macro `list`
[INFO] [stdout]    --> statelist/src/state_list.rs:188:21
[INFO] [stdout]     |
[INFO] [stdout] 188 |         let state = list!(1, 2, 3);
[INFO] [stdout]     |                     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the macro `list`
[INFO] [stdout]    --> statelist/src/state_list.rs:174:50
[INFO] [stdout]     |
[INFO] [stdout] 174 |         assert_eq!(eval_state_list(&sl, &state), list!(77));
[INFO] [stdout]     |                                                  ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the macro `list`
[INFO] [stdout]    --> statelist/src/state_list.rs:171:13
[INFO] [stdout]     |
[INFO] [stdout] 171 |             list!((77, list!(1, 2, 3)))
[INFO] [stdout]     |             ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the macro `list`
[INFO] [stdout]    --> statelist/src/state_list.rs:165:21
[INFO] [stdout]     |
[INFO] [stdout] 165 |         let state = list!(1, 2, 3);
[INFO] [stdout]     |                     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the macro `list`
[INFO] [stdout]    --> statelist/src/state_list.rs:157:13
[INFO] [stdout]     |
[INFO] [stdout] 157 |             list!(2, 3, 1)
[INFO] [stdout]     |             ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the macro `list`
[INFO] [stdout]    --> statelist/src/state_list.rs:148:13
[INFO] [stdout]     |
[INFO] [stdout] 148 |             list!(
[INFO] [stdout]     |             ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the macro `list`
[INFO] [stdout]    --> statelist/src/state_list.rs:140:21
[INFO] [stdout]     |
[INFO] [stdout] 140 |         let state = list!(1, 2, 3);
[INFO] [stdout]     |                     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the macro `list`
[INFO] [stdout]    --> statelist/src/state_list.rs:130:13
[INFO] [stdout]     |
[INFO] [stdout] 130 |             list!(
[INFO] [stdout]     |             ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the macro `list`
[INFO] [stdout]    --> statelist/src/state_list.rs:125:20
[INFO] [stdout]     |
[INFO] [stdout] 125 |         let lst2 = list!(1, 2, 3);
[INFO] [stdout]     |                    ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the macro `list`
[INFO] [stdout]    --> statelist/src/state_list.rs:119:13
[INFO] [stdout]     |
[INFO] [stdout] 119 |             list!(
[INFO] [stdout]     |             ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the macro `list`
[INFO] [stdout]    --> statelist/src/state_list.rs:113:19
[INFO] [stdout]     |
[INFO] [stdout] 113 |         let lst = list!(1, 2);
[INFO] [stdout]     |                   ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the macro `list`
[INFO] [stdout]    --> statelist/src/state_list.rs:107:13
[INFO] [stdout]     |
[INFO] [stdout] 107 |             list!((2, List::<i32>::empty()))
[INFO] [stdout]     |             ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the macro `list`
[INFO] [stdout]    --> statelist/src/state_list.rs:101:19
[INFO] [stdout]     |
[INFO] [stdout] 101 |         let lst = list!(2);
[INFO] [stdout]     |                   ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the macro `list`
[INFO] [stdout]   --> statelist/src/state.rs:69:21
[INFO] [stdout]    |
[INFO] [stdout] 69 |         let state = list!(1, 2, 3);
[INFO] [stdout]    |                     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the macro `list`
[INFO] [stdout]   --> statelist/src/state.rs:64:32
[INFO] [stdout]    |
[INFO] [stdout] 64 |         assert_eq!(result, (5, list!(1)));
[INFO] [stdout]    |                                ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the macro `list`
[INFO] [stdout]   --> statelist/src/state.rs:61:21
[INFO] [stdout]    |
[INFO] [stdout] 61 |         let state = list!(1);
[INFO] [stdout]    |                     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the macro `list`
[INFO] [stdout]   --> statelist/src/state.rs:55:32
[INFO] [stdout]    |
[INFO] [stdout] 55 |         assert_eq!(result, (1, list!(2, 3)));
[INFO] [stdout]    |                                ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the macro `list`
[INFO] [stdout]   --> statelist/src/state.rs:50:19
[INFO] [stdout]    |
[INFO] [stdout] 50 |         let lst = list!(1, 2, 3);
[INFO] [stdout]    |                   ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::convert::From`
[INFO] [stdout]  --> statelist/src/state.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::convert::From;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `reverse`
[INFO] [stdout]  --> statelist/src/state.rs:3:33
[INFO] [stdout]   |
[INFO] [stdout] 3 | use ds_13::unsync::list::{List, reverse};
[INFO] [stdout]   |                                 ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> statelist/src/state.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub fn make_plan<State, A>(f: &dyn Fn(&State) -> (A, State)) -> Plan<State, A> {
[INFO] [stdout]    |                                                                 -------------- expected `Box<(dyn for<'r> Fn(&'r State) -> (A, State) + 'static)>` because of return type
[INFO] [stdout] 17 |     f
[INFO] [stdout]    |     ^ expected struct `Box`, found reference
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected struct `Box<(dyn for<'r> Fn(&'r State) -> (A, State) + 'static)>`
[INFO] [stdout]            found reference `&dyn for<'r> Fn(&'r State) -> (A, State)`
[INFO] [stdout]    = note: for more on the distinction between the stack and the heap, read https://doc.rust-lang.org/book/ch15-01-box.html, https://doc.rust-lang.org/rust-by-example/std/box.html, and https://doc.rust-lang.org/std/boxed/index.html
[INFO] [stdout] help: store this in the heap by calling `Box::new`
[INFO] [stdout]    |
[INFO] [stdout] 17 |     Box::new(f)
[INFO] [stdout]    |     +++++++++ +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> statelist/src/state.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 23 |   pub fn mreturn<'a, State: Clone, A: Copy + 'a>(a: A) -> Plan<State, A> {
[INFO] [stdout]    |                                                           -------------- expected `Box<(dyn for<'r> Fn(&'r State) -> (A, State) + 'static)>` because of return type
[INFO] [stdout] 24 | /     |s: &State| {
[INFO] [stdout] 25 | |         (a, s.clone())
[INFO] [stdout] 26 | |     }
[INFO] [stdout]    | |_____^ expected struct `Box`, found closure
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected struct `Box<(dyn for<'r> Fn(&'r State) -> (A, State) + 'static)>`
[INFO] [stdout]              found closure `[closure@statelist/src/state.rs:24:5: 26:6]`
[INFO] [stdout]    = note: for more on the distinction between the stack and the heap, read https://doc.rust-lang.org/book/ch15-01-box.html, https://doc.rust-lang.org/rust-by-example/std/box.html, and https://doc.rust-lang.org/std/boxed/index.html
[INFO] [stdout] help: store this in the heap by calling `Box::new`
[INFO] [stdout]    |
[INFO] [stdout] 24 ~     Box::new(|s: &State| {
[INFO] [stdout] 25 |         (a, s.clone())
[INFO] [stdout] 26 ~     })
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0759]: `pl` has lifetime `'a` but it needs to satisfy a `'static` lifetime requirement
[INFO] [stdout]   --> statelist/src/state.rs:30:14
[INFO] [stdout]    |
[INFO] [stdout] 29 |   pub fn mbind<'a, State: 'a, A: 'a, B>(pl: &'a Plan<State, A>, k: impl Fn(A) -> Plan<State, B> + 'a) -> Plan<State, B> {
[INFO] [stdout]    |                                             ------------------ this data with lifetime `'a`...
[INFO] [stdout] 30 |       Box::new(move |s: &State| {
[INFO] [stdout]    |  ______________^
[INFO] [stdout] 31 | |         let (a, s1) = run_plan(Box::new(pl), s);
[INFO] [stdout] 32 | |         let pl_b = k(a);
[INFO] [stdout] 33 | |         run_plan(pl_b, &s1)
[INFO] [stdout] 34 | |     })
[INFO] [stdout]    | |_____^ ...is captured here, requiring it to live as long as `'static`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0759]: `pl` has lifetime `'a` but it needs to satisfy a `'static` lifetime requirement
[INFO] [stdout]   --> statelist/src/state.rs:31:41
[INFO] [stdout]    |
[INFO] [stdout] 29 | pub fn mbind<'a, State: 'a, A: 'a, B>(pl: &'a Plan<State, A>, k: impl Fn(A) -> Plan<State, B> + 'a) -> Plan<State, B> {
[INFO] [stdout]    |                                           ------------------ this data with lifetime `'a`...
[INFO] [stdout] 30 |     Box::new(move |s: &State| {
[INFO] [stdout] 31 |         let (a, s1) = run_plan(Box::new(pl), s);
[INFO] [stdout]    |                                         ^^ ...is captured here, requiring it to live as long as `'static`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `empty` found for struct `ds_13::unsync::List` in the current scope
[INFO] [stdout]   --> statelist/src/state.rs:43:32
[INFO] [stdout]    |
[INFO] [stdout] 43 |             None => (-1, List::empty()),
[INFO] [stdout]    |                                ^^^^^ function or associated item not found in `ds_13::unsync::List<_>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `State: Clone` is not satisfied in `(A, State)`
[INFO] [stdout]    --> statelist/src/state_list.rs:17:28
[INFO] [stdout]     |
[INFO] [stdout] 17  |     fmap(|(a, _state)| *a, &st(s))
[INFO] [stdout]     |                            ^^^^^^ within `(A, State)`, the trait `Clone` is not implemented for `State`
[INFO] [stdout]     |
[INFO] [stdout]     = note: required because it appears within the type `(A, State)`
[INFO] [stdout] note: required by a bound in `ds_13::unsync::list::fmap`
[INFO] [stdout]    --> /tmp/fixit/ds-13/src/unsync/list.rs:260:8
[INFO] [stdout]     |
[INFO] [stdout] 260 |     T: Clone,
[INFO] [stdout]     |        ^^^^^ required by this bound in `ds_13::unsync::list::fmap`
[INFO] [stdout] help: consider restricting type parameter `State`
[INFO] [stdout]     |
[INFO] [stdout] 16  | pub fn eval_state_list<State: std::clone::Clone, A: Copy>(st: &StateList<State, A>, s: &State) -> List<A> {
[INFO] [stdout]     |                             +++++++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `empty` found for struct `ds_13::unsync::List` in the current scope
[INFO] [stdout]   --> statelist/src/state_list.rs:58:41
[INFO] [stdout]    |
[INFO] [stdout] 58 |     Rc::new(move |_s: &State| PairList::empty())
[INFO] [stdout]    |                                         ^^^^^ function or associated item not found in `ds_13::unsync::List<(_, _)>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `empty` found for struct `ds_13::unsync::List` in the current scope
[INFO] [stdout]   --> statelist/src/state_list.rs:77:31
[INFO] [stdout]    |
[INFO] [stdout] 77 |             None => PairList::empty(),
[INFO] [stdout]    |                               ^^^^^ function or associated item not found in `ds_13::unsync::List<(_, _)>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `empty` found for struct `ds_13::unsync::List` in the current scope
[INFO] [stdout]   --> statelist/src/state_list.rs:80:44
[INFO] [stdout]    |
[INFO] [stdout] 80 |                 let mut result = PairList::empty();
[INFO] [stdout]    |                                            ^^^^^ function or associated item not found in `ds_13::unsync::List<(_, _)>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `empty` found for struct `ds_13::unsync::List` in the current scope
[INFO] [stdout]   --> statelist/src/state_list.rs:92:32
[INFO] [stdout]    |
[INFO] [stdout] 92 |         let lst = List::<i32>::empty();
[INFO] [stdout]    |                                ^^^^^ function or associated item not found in `ds_13::unsync::List<i32>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `empty` found for struct `ds_13::unsync::List` in the current scope
[INFO] [stdout]    --> statelist/src/state_list.rs:228:41
[INFO] [stdout]     |
[INFO] [stdout] 228 |             PairList::<List<i32>, i32>::empty()
[INFO] [stdout]     |                                         ^^^^^ function or associated item not found in `ds_13::unsync::List<(i32, ds_13::unsync::List<i32>)>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `empty` found for struct `ds_13::unsync::List` in the current scope
[INFO] [stdout]    --> statelist/src/state_list.rs:233:26
[INFO] [stdout]     |
[INFO] [stdout] 233 |             List::<i32>::empty()
[INFO] [stdout]     |                          ^^^^^ function or associated item not found in `ds_13::unsync::List<i32>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `empty` found for struct `ds_13::unsync::List` in the current scope
[INFO] [stdout]    --> statelist/src/state_list.rs:245:40
[INFO] [stdout]     |
[INFO] [stdout] 245 |             PairList::<List<i32>, ()>::empty()
[INFO] [stdout]     |                                        ^^^^^ function or associated item not found in `ds_13::unsync::List<((), ds_13::unsync::List<i32>)>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `empty` found for struct `ds_13::unsync::List` in the current scope
[INFO] [stdout]    --> statelist/src/state_list.rs:250:25
[INFO] [stdout]     |
[INFO] [stdout] 250 |             List::<()>::empty()
[INFO] [stdout]     |                         ^^^^^ function or associated item not found in `ds_13::unsync::List<()>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 45 previous errors; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0308, E0432, E0599, E0759.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] [stderr] error: failed to migrate to next edition
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `cargo fix --edition --allow-no-vcs --allow-dirty --frozen --all --all-targets --message-format=json` (exit status: 101)
[INFO] running `Command { std: "docker" "inspect" "a4f6cdc3c72dacf0be625350cc14bdbb34b099c33a9c635e6037e5081aec232c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4f6cdc3c72dacf0be625350cc14bdbb34b099c33a9c635e6037e5081aec232c", kill_on_drop: false }`
[INFO] [stdout] a4f6cdc3c72dacf0be625350cc14bdbb34b099c33a9c635e6037e5081aec232c