[INFO] updating cached repository https://github.com/KeenS/rustlisp
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 682e52c77065c2161d293bcfdf32f3c1203a2e4c
[INFO] testing KeenS/rustlisp against beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKeenS%2Frustlisp" "/workspace/builds/worker-1/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/KeenS/rustlisp on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/KeenS/rustlisp
[INFO] finished tweaking git repo https://github.com/KeenS/rustlisp
[INFO] tweaked toml for git repo https://github.com/KeenS/rustlisp written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/KeenS/rustlisp already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 82d3ab200385d80cfbc3426db548fffb60631ec9f53dc061e9c5728afb9b7a32
[INFO] running `"docker" "start" "-a" "82d3ab200385d80cfbc3426db548fffb60631ec9f53dc061e9c5728afb9b7a32"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rustlisp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `std::marker::PhantomData`
[INFO] [stderr]  --> src/lib.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::marker::PhantomData;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::marker::PhantomData`
[INFO] [stderr]  --> src/expr.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::marker::PhantomData;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::marker::PhantomData`
[INFO] [stderr]  --> src/eval.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::marker::PhantomData;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `env::*`
[INFO] [stderr]  --> src/eval.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use env::*;
[INFO] [stderr]   |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `cons::*`
[INFO] [stderr]  --> src/eval.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use cons::*;
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `expr::*`
[INFO] [stderr]  --> src/user.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use expr::*;
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `eval::*`
[INFO] [stderr]  --> src/user.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use eval::*;
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type parameter `N1_O` should have an upper camel case name
[INFO] [stderr]   --> src/user.rs:17:17
[INFO] [stderr]    |
[INFO] [stderr] 17 | impl <T1N: Num, N1_O: Num, N2_O: Num, NO: Num>Fun1<Number<Succ<Succ<T1N>>>> for Fib
[INFO] [stderr]    |                 ^^^^ help: convert the identifier to upper camel case: `N1O`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: type parameter `N2_O` should have an upper camel case name
[INFO] [stderr]   --> src/user.rs:17:28
[INFO] [stderr]    |
[INFO] [stderr] 17 | impl <T1N: Num, N1_O: Num, N2_O: Num, NO: Num>Fun1<Number<Succ<Succ<T1N>>>> for Fib
[INFO] [stderr]    |                            ^^^^ help: convert the identifier to upper camel case: `N2O`
[INFO] [stderr] 
[INFO] [stderr] warning: bounds on generic parameters are not enforced in type aliases
[INFO] [stderr]   --> src/env.rs:11:21
[INFO] [stderr]    |
[INFO] [stderr] 11 | pub type Stack1<T1: Expr> = Stack<T1, Bottom>;
[INFO] [stderr]    |                     ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(type_alias_bounds)]` on by default
[INFO] [stderr] help: the bound will not be checked when the type alias is used, and should be removed
[INFO] [stderr]    |
[INFO] [stderr] 11 | pub type Stack1<T1> = Stack<T1, Bottom>;
[INFO] [stderr]    |                  --
[INFO] [stderr] 
[INFO] [stderr] warning: bounds on generic parameters are not enforced in type aliases
[INFO] [stderr]   --> src/env.rs:12:21
[INFO] [stderr]    |
[INFO] [stderr] 12 | pub type Stack2<T1: Expr, T2: Expr> = Stack<T1, Stack1<T2>>;
[INFO] [stderr]    |                     ^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: the bound will not be checked when the type alias is used, and should be removed
[INFO] [stderr]    |
[INFO] [stderr] 12 | pub type Stack2<T1, T2: Expr> = Stack<T1, Stack1<T2>>;
[INFO] [stderr]    |                  --
[INFO] [stderr] 
[INFO] [stderr] warning: bounds on generic parameters are not enforced in type aliases
[INFO] [stderr]   --> src/env.rs:12:31
[INFO] [stderr]    |
[INFO] [stderr] 12 | pub type Stack2<T1: Expr, T2: Expr> = Stack<T1, Stack1<T2>>;
[INFO] [stderr]    |                               ^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: the bound will not be checked when the type alias is used, and should be removed
[INFO] [stderr]    |
[INFO] [stderr] 12 | pub type Stack2<T1: Expr, T2> = Stack<T1, Stack1<T2>>;
[INFO] [stderr]    |                            --
[INFO] [stderr] 
[INFO] [stderr] warning: bounds on generic parameters are not enforced in type aliases
[INFO] [stderr]   --> src/env.rs:13:21
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub type Stack3<T1: Expr, T2: Expr, T3: Expr> = Stack<T1, Stack2<T2, T3>>;
[INFO] [stderr]    |                     ^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: the bound will not be checked when the type alias is used, and should be removed
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub type Stack3<T1, T2: Expr, T3: Expr> = Stack<T1, Stack2<T2, T3>>;
[INFO] [stderr]    |                  --
[INFO] [stderr] 
[INFO] [stderr] warning: bounds on generic parameters are not enforced in type aliases
[INFO] [stderr]   --> src/env.rs:13:31
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub type Stack3<T1: Expr, T2: Expr, T3: Expr> = Stack<T1, Stack2<T2, T3>>;
[INFO] [stderr]    |                               ^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: the bound will not be checked when the type alias is used, and should be removed
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub type Stack3<T1: Expr, T2, T3: Expr> = Stack<T1, Stack2<T2, T3>>;
[INFO] [stderr]    |                            --
[INFO] [stderr] 
[INFO] [stderr] warning: bounds on generic parameters are not enforced in type aliases
[INFO] [stderr]   --> src/env.rs:13:41
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub type Stack3<T1: Expr, T2: Expr, T3: Expr> = Stack<T1, Stack2<T2, T3>>;
[INFO] [stderr]    |                                         ^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: the bound will not be checked when the type alias is used, and should be removed
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub type Stack3<T1: Expr, T2: Expr, T3> = Stack<T1, Stack2<T2, T3>>;
[INFO] [stderr]    |                                      --
[INFO] [stderr] 
[INFO] [stderr] warning: bounds on generic parameters are not enforced in type aliases
[INFO] [stderr]   --> src/env.rs:14:21
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub type Stack4<T1: Expr, T2: Expr, T3: Expr, T4: Expr> = Stack<T1, Stack3<T2, T3, T4>>;
[INFO] [stderr]    |                     ^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: the bound will not be checked when the type alias is used, and should be removed
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub type Stack4<T1, T2: Expr, T3: Expr, T4: Expr> = Stack<T1, Stack3<T2, T3, T4>>;
[INFO] [stderr]    |                  --
[INFO] [stderr] 
[INFO] [stderr] warning: bounds on generic parameters are not enforced in type aliases
[INFO] [stderr]   --> src/env.rs:14:31
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub type Stack4<T1: Expr, T2: Expr, T3: Expr, T4: Expr> = Stack<T1, Stack3<T2, T3, T4>>;
[INFO] [stderr]    |                               ^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: the bound will not be checked when the type alias is used, and should be removed
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub type Stack4<T1: Expr, T2, T3: Expr, T4: Expr> = Stack<T1, Stack3<T2, T3, T4>>;
[INFO] [stderr]    |                            --
[INFO] [stderr] 
[INFO] [stderr] warning: bounds on generic parameters are not enforced in type aliases
[INFO] [stderr]   --> src/env.rs:14:41
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub type Stack4<T1: Expr, T2: Expr, T3: Expr, T4: Expr> = Stack<T1, Stack3<T2, T3, T4>>;
[INFO] [stderr]    |                                         ^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: the bound will not be checked when the type alias is used, and should be removed
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub type Stack4<T1: Expr, T2: Expr, T3, T4: Expr> = Stack<T1, Stack3<T2, T3, T4>>;
[INFO] [stderr]    |                                      --
[INFO] [stderr] 
[INFO] [stderr] warning: bounds on generic parameters are not enforced in type aliases
[INFO] [stderr]   --> src/env.rs:14:51
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub type Stack4<T1: Expr, T2: Expr, T3: Expr, T4: Expr> = Stack<T1, Stack3<T2, T3, T4>>;
[INFO] [stderr]    |                                                   ^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: the bound will not be checked when the type alias is used, and should be removed
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub type Stack4<T1: Expr, T2: Expr, T3: Expr, T4> = Stack<T1, Stack3<T2, T3, T4>>;
[INFO] [stderr]    |                                                --
[INFO] [stderr] 
[INFO] [stderr] warning: 19 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rustlisp::eval::*`
[INFO] [stderr]  --> src/main.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use rustlisp::eval::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rustlisp::symbol`
[INFO] [stderr]  --> src/main.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use rustlisp::symbol::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.61s
[INFO] running `"docker" "inspect" "82d3ab200385d80cfbc3426db548fffb60631ec9f53dc061e9c5728afb9b7a32"`
[INFO] running `"docker" "rm" "-f" "82d3ab200385d80cfbc3426db548fffb60631ec9f53dc061e9c5728afb9b7a32"`
[INFO] [stdout] 82d3ab200385d80cfbc3426db548fffb60631ec9f53dc061e9c5728afb9b7a32
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] bd213a033b630fa64e64f656372917171713779678deebc32d6148f69fba9886
[INFO] running `"docker" "start" "-a" "bd213a033b630fa64e64f656372917171713779678deebc32d6148f69fba9886"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling rustlisp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `std::marker::PhantomData`
[INFO] [stderr]  --> src/lib.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::marker::PhantomData;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::marker::PhantomData`
[INFO] [stderr]  --> src/expr.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::marker::PhantomData;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::marker::PhantomData`
[INFO] [stderr]  --> src/eval.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::marker::PhantomData;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `env::*`
[INFO] [stderr]  --> src/eval.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use env::*;
[INFO] [stderr]   |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `cons::*`
[INFO] [stderr]  --> src/eval.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use cons::*;
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `expr::*`
[INFO] [stderr]  --> src/user.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use expr::*;
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `eval::*`
[INFO] [stderr]  --> src/user.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use eval::*;
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type parameter `N1_O` should have an upper camel case name
[INFO] [stderr]   --> src/user.rs:17:17
[INFO] [stderr]    |
[INFO] [stderr] 17 | impl <T1N: Num, N1_O: Num, N2_O: Num, NO: Num>Fun1<Number<Succ<Succ<T1N>>>> for Fib
[INFO] [stderr]    |                 ^^^^ help: convert the identifier to upper camel case: `N1O`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: type parameter `N2_O` should have an upper camel case name
[INFO] [stderr]   --> src/user.rs:17:28
[INFO] [stderr]    |
[INFO] [stderr] 17 | impl <T1N: Num, N1_O: Num, N2_O: Num, NO: Num>Fun1<Number<Succ<Succ<T1N>>>> for Fib
[INFO] [stderr]    |                            ^^^^ help: convert the identifier to upper camel case: `N2O`
[INFO] [stderr] 
[INFO] [stderr] warning: bounds on generic parameters are not enforced in type aliases
[INFO] [stderr]   --> src/env.rs:11:21
[INFO] [stderr]    |
[INFO] [stderr] 11 | pub type Stack1<T1: Expr> = Stack<T1, Bottom>;
[INFO] [stderr]    |                     ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(type_alias_bounds)]` on by default
[INFO] [stderr] help: the bound will not be checked when the type alias is used, and should be removed
[INFO] [stderr]    |
[INFO] [stderr] 11 | pub type Stack1<T1> = Stack<T1, Bottom>;
[INFO] [stderr]    |                  --
[INFO] [stderr] 
[INFO] [stderr] warning: bounds on generic parameters are not enforced in type aliases
[INFO] [stderr]   --> src/env.rs:12:21
[INFO] [stderr]    |
[INFO] [stderr] 12 | pub type Stack2<T1: Expr, T2: Expr> = Stack<T1, Stack1<T2>>;
[INFO] [stderr]    |                     ^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: the bound will not be checked when the type alias is used, and should be removed
[INFO] [stderr]    |
[INFO] [stderr] 12 | pub type Stack2<T1, T2: Expr> = Stack<T1, Stack1<T2>>;
[INFO] [stderr]    |                  --
[INFO] [stderr] 
[INFO] [stderr] warning: bounds on generic parameters are not enforced in type aliases
[INFO] [stderr]   --> src/env.rs:12:31
[INFO] [stderr]    |
[INFO] [stderr] 12 | pub type Stack2<T1: Expr, T2: Expr> = Stack<T1, Stack1<T2>>;
[INFO] [stderr]    |                               ^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: the bound will not be checked when the type alias is used, and should be removed
[INFO] [stderr]    |
[INFO] [stderr] 12 | pub type Stack2<T1: Expr, T2> = Stack<T1, Stack1<T2>>;
[INFO] [stderr]    |                            --
[INFO] [stderr] 
[INFO] [stderr] warning: bounds on generic parameters are not enforced in type aliases
[INFO] [stderr]   --> src/env.rs:13:21
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub type Stack3<T1: Expr, T2: Expr, T3: Expr> = Stack<T1, Stack2<T2, T3>>;
[INFO] [stderr]    |                     ^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: the bound will not be checked when the type alias is used, and should be removed
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub type Stack3<T1, T2: Expr, T3: Expr> = Stack<T1, Stack2<T2, T3>>;
[INFO] [stderr]    |                  --
[INFO] [stderr] 
[INFO] [stderr] warning: bounds on generic parameters are not enforced in type aliases
[INFO] [stderr]   --> src/env.rs:13:31
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub type Stack3<T1: Expr, T2: Expr, T3: Expr> = Stack<T1, Stack2<T2, T3>>;
[INFO] [stderr]    |                               ^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: the bound will not be checked when the type alias is used, and should be removed
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub type Stack3<T1: Expr, T2, T3: Expr> = Stack<T1, Stack2<T2, T3>>;
[INFO] [stderr]    |                            --
[INFO] [stderr] 
[INFO] [stderr] warning: bounds on generic parameters are not enforced in type aliases
[INFO] [stderr]   --> src/env.rs:13:41
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub type Stack3<T1: Expr, T2: Expr, T3: Expr> = Stack<T1, Stack2<T2, T3>>;
[INFO] [stderr]    |                                         ^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: the bound will not be checked when the type alias is used, and should be removed
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub type Stack3<T1: Expr, T2: Expr, T3> = Stack<T1, Stack2<T2, T3>>;
[INFO] [stderr]    |                                      --
[INFO] [stderr] 
[INFO] [stderr] warning: bounds on generic parameters are not enforced in type aliases
[INFO] [stderr]   --> src/env.rs:14:21
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub type Stack4<T1: Expr, T2: Expr, T3: Expr, T4: Expr> = Stack<T1, Stack3<T2, T3, T4>>;
[INFO] [stderr]    |                     ^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: the bound will not be checked when the type alias is used, and should be removed
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub type Stack4<T1, T2: Expr, T3: Expr, T4: Expr> = Stack<T1, Stack3<T2, T3, T4>>;
[INFO] [stderr]    |                  --
[INFO] [stderr] 
[INFO] [stderr] warning: bounds on generic parameters are not enforced in type aliases
[INFO] [stderr]   --> src/env.rs:14:31
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub type Stack4<T1: Expr, T2: Expr, T3: Expr, T4: Expr> = Stack<T1, Stack3<T2, T3, T4>>;
[INFO] [stderr]    |                               ^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: the bound will not be checked when the type alias is used, and should be removed
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub type Stack4<T1: Expr, T2, T3: Expr, T4: Expr> = Stack<T1, Stack3<T2, T3, T4>>;
[INFO] [stderr]    |                            --
[INFO] [stderr] 
[INFO] [stderr] warning: bounds on generic parameters are not enforced in type aliases
[INFO] [stderr]   --> src/env.rs:14:41
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub type Stack4<T1: Expr, T2: Expr, T3: Expr, T4: Expr> = Stack<T1, Stack3<T2, T3, T4>>;
[INFO] [stderr]    |                                         ^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: the bound will not be checked when the type alias is used, and should be removed
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub type Stack4<T1: Expr, T2: Expr, T3, T4: Expr> = Stack<T1, Stack3<T2, T3, T4>>;
[INFO] [stderr]    |                                      --
[INFO] [stderr] 
[INFO] [stderr] warning: bounds on generic parameters are not enforced in type aliases
[INFO] [stderr]   --> src/env.rs:14:51
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub type Stack4<T1: Expr, T2: Expr, T3: Expr, T4: Expr> = Stack<T1, Stack3<T2, T3, T4>>;
[INFO] [stderr]    |                                                   ^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: the bound will not be checked when the type alias is used, and should be removed
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub type Stack4<T1: Expr, T2: Expr, T3: Expr, T4> = Stack<T1, Stack3<T2, T3, T4>>;
[INFO] [stderr]    |                                                --
[INFO] [stderr] 
[INFO] [stderr] warning: 19 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::marker::PhantomData`
[INFO] [stderr]  --> src/lib.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::marker::PhantomData;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::marker::PhantomData`
[INFO] [stderr]  --> src/expr.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::marker::PhantomData;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::marker::PhantomData`
[INFO] [stderr]  --> src/eval.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::marker::PhantomData;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `env::*`
[INFO] [stderr]  --> src/eval.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use env::*;
[INFO] [stderr]   |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `cons::*`
[INFO] [stderr]  --> src/eval.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use cons::*;
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `expr::*`
[INFO] [stderr]  --> src/user.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use expr::*;
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `eval::*`
[INFO] [stderr]  --> src/user.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use eval::*;
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type parameter `N1_O` should have an upper camel case name
[INFO] [stderr]   --> src/user.rs:17:17
[INFO] [stderr]    |
[INFO] [stderr] 17 | impl <T1N: Num, N1_O: Num, N2_O: Num, NO: Num>Fun1<Number<Succ<Succ<T1N>>>> for Fib
[INFO] [stderr]    |                 ^^^^ help: convert the identifier to upper camel case: `N1O`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: type parameter `N2_O` should have an upper camel case name
[INFO] [stderr]   --> src/user.rs:17:28
[INFO] [stderr]    |
[INFO] [stderr] 17 | impl <T1N: Num, N1_O: Num, N2_O: Num, NO: Num>Fun1<Number<Succ<Succ<T1N>>>> for Fib
[INFO] [stderr]    |                            ^^^^ help: convert the identifier to upper camel case: `N2O`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rustlisp::eval::*`
[INFO] [stderr]  --> src/main.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use rustlisp::eval::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: bounds on generic parameters are not enforced in type aliases
[INFO] [stderr]   --> src/env.rs:11:21
[INFO] [stderr]    |
[INFO] [stderr] 11 | pub type Stack1<T1: Expr> = Stack<T1, Bottom>;
[INFO] [stderr]    |                     ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(type_alias_bounds)]` on by default
[INFO] [stderr] help: the bound will not be checked when the type alias is used, and should be removed
[INFO] [stderr]    |
[INFO] [stderr] 11 | pub type Stack1<T1> = Stack<T1, Bottom>;
[INFO] [stderr]    |                  --
[INFO] [stderr] 
[INFO] [stderr] warning: bounds on generic parameters are not enforced in type aliases
[INFO] [stderr]   --> src/env.rs:12:21
[INFO] [stderr]    |
[INFO] [stderr] 12 | pub type Stack2<T1: Expr, T2: Expr> = Stack<T1, Stack1<T2>>;
[INFO] [stderr]    |                     ^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: the bound will not be checked when the type alias is used, and should be removed
[INFO] [stderr]    |
[INFO] [stderr] 12 | pub type Stack2<T1, T2: Expr> = Stack<T1, Stack1<T2>>;
[INFO] [stderr]    |                  --
[INFO] [stderr] 
[INFO] [stderr] warning: bounds on generic parameters are not enforced in type aliases
[INFO] [stderr]   --> src/env.rs:12:31
[INFO] [stderr]    |
[INFO] [stderr] 12 | pub type Stack2<T1: Expr, T2: Expr> = Stack<T1, Stack1<T2>>;
[INFO] [stderr]    |                               ^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: the bound will not be checked when the type alias is used, and should be removed
[INFO] [stderr]    |
[INFO] [stderr] 12 | pub type Stack2<T1: Expr, T2> = Stack<T1, Stack1<T2>>;
[INFO] [stderr]    |                            --
[INFO] [stderr] 
[INFO] [stderr] warning: bounds on generic parameters are not enforced in type aliases
[INFO] [stderr]   --> src/env.rs:13:21
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub type Stack3<T1: Expr, T2: Expr, T3: Expr> = Stack<T1, Stack2<T2, T3>>;
[INFO] [stderr]    |                     ^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: the bound will not be checked when the type alias is used, and should be removed
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub type Stack3<T1, T2: Expr, T3: Expr> = Stack<T1, Stack2<T2, T3>>;
[INFO] [stderr]    |                  --
[INFO] [stderr] 
[INFO] [stderr] warning: bounds on generic parameters are not enforced in type aliases
[INFO] [stderr]   --> src/env.rs:13:31
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub type Stack3<T1: Expr, T2: Expr, T3: Expr> = Stack<T1, Stack2<T2, T3>>;
[INFO] [stderr]    |                               ^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: the bound will not be checked when the type alias is used, and should be removed
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub type Stack3<T1: Expr, T2, T3: Expr> = Stack<T1, Stack2<T2, T3>>;
[INFO] [stderr]    |                            --
[INFO] [stderr] 
[INFO] [stderr] warning: bounds on generic parameters are not enforced in type aliases
[INFO] [stderr]   --> src/env.rs:13:41
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub type Stack3<T1: Expr, T2: Expr, T3: Expr> = Stack<T1, Stack2<T2, T3>>;
[INFO] [stderr]    |                                         ^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: the bound will not be checked when the type alias is used, and should be removed
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub type Stack3<T1: Expr, T2: Expr, T3> = Stack<T1, Stack2<T2, T3>>;
[INFO] [stderr]    |                                      --
[INFO] [stderr] 
[INFO] [stderr] warning: bounds on generic parameters are not enforced in type aliases
[INFO] [stderr]   --> src/env.rs:14:21
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub type Stack4<T1: Expr, T2: Expr, T3: Expr, T4: Expr> = Stack<T1, Stack3<T2, T3, T4>>;
[INFO] [stderr]    |                     ^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: the bound will not be checked when the type alias is used, and should be removed
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub type Stack4<T1, T2: Expr, T3: Expr, T4: Expr> = Stack<T1, Stack3<T2, T3, T4>>;
[INFO] [stderr]    |                  --
[INFO] [stderr] 
[INFO] [stderr] warning: bounds on generic parameters are not enforced in type aliases
[INFO] [stderr]   --> src/env.rs:14:31
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub type Stack4<T1: Expr, T2: Expr, T3: Expr, T4: Expr> = Stack<T1, Stack3<T2, T3, T4>>;
[INFO] [stderr]    |                               ^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: the bound will not be checked when the type alias is used, and should be removed
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub type Stack4<T1: Expr, T2, T3: Expr, T4: Expr> = Stack<T1, Stack3<T2, T3, T4>>;
[INFO] [stderr]    |                            --
[INFO] [stderr] 
[INFO] [stderr] warning: bounds on generic parameters are not enforced in type aliases
[INFO] [stderr]   --> src/env.rs:14:41
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub type Stack4<T1: Expr, T2: Expr, T3: Expr, T4: Expr> = Stack<T1, Stack3<T2, T3, T4>>;
[INFO] [stderr]    |                                         ^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: the bound will not be checked when the type alias is used, and should be removed
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub type Stack4<T1: Expr, T2: Expr, T3, T4: Expr> = Stack<T1, Stack3<T2, T3, T4>>;
[INFO] [stderr]    |                                      --
[INFO] [stderr] 
[INFO] [stderr] warning: bounds on generic parameters are not enforced in type aliases
[INFO] [stderr]   --> src/env.rs:14:51
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub type Stack4<T1: Expr, T2: Expr, T3: Expr, T4: Expr> = Stack<T1, Stack3<T2, T3, T4>>;
[INFO] [stderr]    |                                                   ^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: the bound will not be checked when the type alias is used, and should be removed
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub type Stack4<T1: Expr, T2: Expr, T3: Expr, T4> = Stack<T1, Stack3<T2, T3, T4>>;
[INFO] [stderr]    |                                                --
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rustlisp::symbol`
[INFO] [stderr]  --> src/main.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use rustlisp::symbol::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 19 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.00s
[INFO] running `"docker" "inspect" "bd213a033b630fa64e64f656372917171713779678deebc32d6148f69fba9886"`
[INFO] running `"docker" "rm" "-f" "bd213a033b630fa64e64f656372917171713779678deebc32d6148f69fba9886"`
[INFO] [stdout] bd213a033b630fa64e64f656372917171713779678deebc32d6148f69fba9886
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3d29fecdd459edbb93851cb3162e7697dc2974d3a0d34fb5e45310c92bc26475
[INFO] running `"docker" "start" "-a" "3d29fecdd459edbb93851cb3162e7697dc2974d3a0d34fb5e45310c92bc26475"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: unused import: `std::marker::PhantomData`
[INFO] [stderr]  --> src/lib.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::marker::PhantomData;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::marker::PhantomData`
[INFO] [stderr]  --> src/lib.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::marker::PhantomData;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::marker::PhantomData`
[INFO] [stderr]  --> src/expr.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::marker::PhantomData;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::marker::PhantomData`
[INFO] [stderr]  --> src/expr.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::marker::PhantomData;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::marker::PhantomData`
[INFO] [stderr]  --> src/eval.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::marker::PhantomData;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `env::*`
[INFO] [stderr]  --> src/eval.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use env::*;
[INFO] [stderr]   |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::marker::PhantomData`
[INFO] [stderr]  --> src/eval.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::marker::PhantomData;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `cons::*`
[INFO] [stderr]  --> src/eval.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use cons::*;
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `env::*`
[INFO] [stderr]  --> src/eval.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use env::*;
[INFO] [stderr]   |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `expr::*`
[INFO] [stderr]  --> src/user.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use expr::*;
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `eval::*`
[INFO] [stderr]  --> src/user.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use eval::*;
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `cons::*`
[INFO] [stderr]  --> src/eval.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use cons::*;
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type parameter `N1_O` should have an upper camel case name
[INFO] [stderr]   --> src/user.rs:17:17
[INFO] [stderr]    |
[INFO] [stderr] 17 | impl <T1N: Num, N1_O: Num, N2_O: Num, NO: Num>Fun1<Number<Succ<Succ<T1N>>>> for Fib
[INFO] [stderr]    |                 ^^^^ help: convert the identifier to upper camel case: `N1O`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: type parameter `N2_O` should have an upper camel case name
[INFO] [stderr]   --> src/user.rs:17:28
[INFO] [stderr]    |
[INFO] [stderr] 17 | impl <T1N: Num, N1_O: Num, N2_O: Num, NO: Num>Fun1<Number<Succ<Succ<T1N>>>> for Fib
[INFO] [stderr]    |                            ^^^^ help: convert the identifier to upper camel case: `N2O`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `expr::*`
[INFO] [stderr]  --> src/user.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use expr::*;
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `eval::*`
[INFO] [stderr]  --> src/user.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use eval::*;
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: bounds on generic parameters are not enforced in type aliases
[INFO] [stderr]   --> src/env.rs:11:21
[INFO] [stderr]    |
[INFO] [stderr] 11 | pub type Stack1<T1: Expr> = Stack<T1, Bottom>;
[INFO] [stderr]    |                     ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(type_alias_bounds)]` on by default
[INFO] [stderr] help: the bound will not be checked when the type alias is used, and should be removed
[INFO] [stderr]    |
[INFO] [stderr] 11 | pub type Stack1<T1> = Stack<T1, Bottom>;
[INFO] [stderr]    |                  --
[INFO] [stderr] 
[INFO] [stderr] warning: bounds on generic parameters are not enforced in type aliases
[INFO] [stderr]   --> src/env.rs:12:21
[INFO] [stderr]    |
[INFO] [stderr] 12 | pub type Stack2<T1: Expr, T2: Expr> = Stack<T1, Stack1<T2>>;
[INFO] [stderr]    |                     ^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: the bound will not be checked when the type alias is used, and should be removed
[INFO] [stderr]    |
[INFO] [stderr] 12 | pub type Stack2<T1, T2: Expr> = Stack<T1, Stack1<T2>>;
[INFO] [stderr]    |                  --
[INFO] [stderr] 
[INFO] [stderr] warning: type parameter `N1_O` should have an upper camel case name
[INFO] [stderr]   --> src/user.rs:17:17
[INFO] [stderr]    |
[INFO] [stderr] 17 | impl <T1N: Num, N1_O: Num, N2_O: Num, NO: Num>Fun1<Number<Succ<Succ<T1N>>>> for Fib
[INFO] [stderr]    |                 ^^^^ help: convert the identifier to upper camel case: `N1O`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: bounds on generic parameters are not enforced in type aliases
[INFO] [stderr]   --> src/env.rs:12:31
[INFO] [stderr]    |
[INFO] [stderr] 12 | pub type Stack2<T1: Expr, T2: Expr> = Stack<T1, Stack1<T2>>;
[INFO] [stderr]    |                               ^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: the bound will not be checked when the type alias is used, and should be removed
[INFO] [stderr]    |
[INFO] [stderr] 12 | pub type Stack2<T1: Expr, T2> = Stack<T1, Stack1<T2>>;
[INFO] [stderr]    |                            --
[INFO] [stderr] 
[INFO] [stderr] warning: type parameter `N2_O` should have an upper camel case name
[INFO] [stderr]   --> src/user.rs:17:28
[INFO] [stderr]    |
[INFO] [stderr] 17 | impl <T1N: Num, N1_O: Num, N2_O: Num, NO: Num>Fun1<Number<Succ<Succ<T1N>>>> for Fib
[INFO] [stderr]    |                            ^^^^ help: convert the identifier to upper camel case: `N2O`
[INFO] [stderr] 
[INFO] [stderr] warning: bounds on generic parameters are not enforced in type aliases
[INFO] [stderr]   --> src/env.rs:13:21
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub type Stack3<T1: Expr, T2: Expr, T3: Expr> = Stack<T1, Stack2<T2, T3>>;
[INFO] [stderr]    |                     ^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: the bound will not be checked when the type alias is used, and should be removed
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub type Stack3<T1, T2: Expr, T3: Expr> = Stack<T1, Stack2<T2, T3>>;
[INFO] [stderr]    |                  --
[INFO] [stderr] 
[INFO] [stderr] warning: bounds on generic parameters are not enforced in type aliases
[INFO] [stderr]   --> src/env.rs:11:21
[INFO] [stderr]    |
[INFO] [stderr] 11 | pub type Stack1<T1: Expr> = Stack<T1, Bottom>;
[INFO] [stderr]    |                     ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(type_alias_bounds)]` on by default
[INFO] [stderr] help: the bound will not be checked when the type alias is used, and should be removed
[INFO] [stderr]    |
[INFO] [stderr] 11 | pub type Stack1<T1> = Stack<T1, Bottom>;
[INFO] [stderr]    |                  --
[INFO] [stderr] 
[INFO] [stderr] warning: bounds on generic parameters are not enforced in type aliases
[INFO] [stderr]   --> src/env.rs:13:31
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub type Stack3<T1: Expr, T2: Expr, T3: Expr> = Stack<T1, Stack2<T2, T3>>;
[INFO] [stderr]    |                               ^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: the bound will not be checked when the type alias is used, and should be removed
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub type Stack3<T1: Expr, T2, T3: Expr> = Stack<T1, Stack2<T2, T3>>;
[INFO] [stderr]    |                            --
[INFO] [stderr] 
[INFO] [stderr] warning: bounds on generic parameters are not enforced in type aliases
[INFO] [stderr]   --> src/env.rs:12:21
[INFO] [stderr]    |
[INFO] [stderr] 12 | pub type Stack2<T1: Expr, T2: Expr> = Stack<T1, Stack1<T2>>;
[INFO] [stderr]    |                     ^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: the bound will not be checked when the type alias is used, and should be removed
[INFO] [stderr]    |
[INFO] [stderr] 12 | pub type Stack2<T1, T2: Expr> = Stack<T1, Stack1<T2>>;
[INFO] [stderr]    |                  --
[INFO] [stderr] 
[INFO] [stderr] warning: bounds on generic parameters are not enforced in type aliases
[INFO] [stderr]   --> src/env.rs:13:41
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub type Stack3<T1: Expr, T2: Expr, T3: Expr> = Stack<T1, Stack2<T2, T3>>;
[INFO] [stderr]    |                                         ^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: the bound will not be checked when the type alias is used, and should be removed
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub type Stack3<T1: Expr, T2: Expr, T3> = Stack<T1, Stack2<T2, T3>>;
[INFO] [stderr]    |                                      --
[INFO] [stderr] 
[INFO] [stderr] warning: bounds on generic parameters are not enforced in type aliases
[INFO] [stderr]   --> src/env.rs:14:21
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub type Stack4<T1: Expr, T2: Expr, T3: Expr, T4: Expr> = Stack<T1, Stack3<T2, T3, T4>>;
[INFO] [stderr]    |                     ^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: the bound will not be checked when the type alias is used, and should be removed
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub type Stack4<T1, T2: Expr, T3: Expr, T4: Expr> = Stack<T1, Stack3<T2, T3, T4>>;
[INFO] [stderr]    |                  --
[INFO] [stderr] 
[INFO] [stderr] warning: bounds on generic parameters are not enforced in type aliases
[INFO] [stderr]   --> src/env.rs:12:31
[INFO] [stderr]    |
[INFO] [stderr] 12 | pub type Stack2<T1: Expr, T2: Expr> = Stack<T1, Stack1<T2>>;
[INFO] [stderr]    |                               ^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: the bound will not be checked when the type alias is used, and should be removed
[INFO] [stderr]    |
[INFO] [stderr] 12 | pub type Stack2<T1: Expr, T2> = Stack<T1, Stack1<T2>>;
[INFO] [stderr]    |                            --
[INFO] [stderr] 
[INFO] [stderr] warning: bounds on generic parameters are not enforced in type aliases
[INFO] [stderr]   --> src/env.rs:14:31
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub type Stack4<T1: Expr, T2: Expr, T3: Expr, T4: Expr> = Stack<T1, Stack3<T2, T3, T4>>;
[INFO] [stderr]    |                               ^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: the bound will not be checked when the type alias is used, and should be removed
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub type Stack4<T1: Expr, T2, T3: Expr, T4: Expr> = Stack<T1, Stack3<T2, T3, T4>>;
[INFO] [stderr]    |                            --
[INFO] [stderr] 
[INFO] [stderr] warning: bounds on generic parameters are not enforced in type aliases
[INFO] [stderr]   --> src/env.rs:13:21
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub type Stack3<T1: Expr, T2: Expr, T3: Expr> = Stack<T1, Stack2<T2, T3>>;
[INFO] [stderr]    |                     ^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: the bound will not be checked when the type alias is used, and should be removed
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub type Stack3<T1, T2: Expr, T3: Expr> = Stack<T1, Stack2<T2, T3>>;
[INFO] [stderr]    |                  --
[INFO] [stderr] 
[INFO] [stderr] warning: bounds on generic parameters are not enforced in type aliases
[INFO] [stderr]   --> src/env.rs:14:41
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub type Stack4<T1: Expr, T2: Expr, T3: Expr, T4: Expr> = Stack<T1, Stack3<T2, T3, T4>>;
[INFO] [stderr]    |                                         ^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: the bound will not be checked when the type alias is used, and should be removed
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub type Stack4<T1: Expr, T2: Expr, T3, T4: Expr> = Stack<T1, Stack3<T2, T3, T4>>;
[INFO] [stderr]    |                                      --
[INFO] [stderr] 
[INFO] [stderr] warning: bounds on generic parameters are not enforced in type aliases
[INFO] [stderr]   --> src/env.rs:13:31
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub type Stack3<T1: Expr, T2: Expr, T3: Expr> = Stack<T1, Stack2<T2, T3>>;
[INFO] [stderr]    |                               ^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: the bound will not be checked when the type alias is used, and should be removed
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub type Stack3<T1: Expr, T2, T3: Expr> = Stack<T1, Stack2<T2, T3>>;
[INFO] [stderr]    |                            --
[INFO] [stderr] 
[INFO] [stderr] warning: bounds on generic parameters are not enforced in type aliases
[INFO] [stderr]   --> src/env.rs:14:51
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub type Stack4<T1: Expr, T2: Expr, T3: Expr, T4: Expr> = Stack<T1, Stack3<T2, T3, T4>>;
[INFO] [stderr]    |                                                   ^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: the bound will not be checked when the type alias is used, and should be removed
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub type Stack4<T1: Expr, T2: Expr, T3: Expr, T4> = Stack<T1, Stack3<T2, T3, T4>>;
[INFO] [stderr]    |                                                --
[INFO] [stderr] 
[INFO] [stderr] warning: 19 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: bounds on generic parameters are not enforced in type aliases
[INFO] [stderr]   --> src/env.rs:13:41
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub type Stack3<T1: Expr, T2: Expr, T3: Expr> = Stack<T1, Stack2<T2, T3>>;
[INFO] [stderr]    |                                         ^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: the bound will not be checked when the type alias is used, and should be removed
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub type Stack3<T1: Expr, T2: Expr, T3> = Stack<T1, Stack2<T2, T3>>;
[INFO] [stderr]    |                                      --
[INFO] [stderr] 
[INFO] [stderr] warning: bounds on generic parameters are not enforced in type aliases
[INFO] [stderr]   --> src/env.rs:14:21
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub type Stack4<T1: Expr, T2: Expr, T3: Expr, T4: Expr> = Stack<T1, Stack3<T2, T3, T4>>;
[INFO] [stderr]    |                     ^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: the bound will not be checked when the type alias is used, and should be removed
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub type Stack4<T1, T2: Expr, T3: Expr, T4: Expr> = Stack<T1, Stack3<T2, T3, T4>>;
[INFO] [stderr]    |                  --
[INFO] [stderr] 
[INFO] [stderr] warning: bounds on generic parameters are not enforced in type aliases
[INFO] [stderr]   --> src/env.rs:14:31
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub type Stack4<T1: Expr, T2: Expr, T3: Expr, T4: Expr> = Stack<T1, Stack3<T2, T3, T4>>;
[INFO] [stderr]    |                               ^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: the bound will not be checked when the type alias is used, and should be removed
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub type Stack4<T1: Expr, T2, T3: Expr, T4: Expr> = Stack<T1, Stack3<T2, T3, T4>>;
[INFO] [stderr]    |                            --
[INFO] [stderr] 
[INFO] [stderr] warning: bounds on generic parameters are not enforced in type aliases
[INFO] [stderr]   --> src/env.rs:14:41
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub type Stack4<T1: Expr, T2: Expr, T3: Expr, T4: Expr> = Stack<T1, Stack3<T2, T3, T4>>;
[INFO] [stderr]    |                                         ^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: the bound will not be checked when the type alias is used, and should be removed
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub type Stack4<T1: Expr, T2: Expr, T3, T4: Expr> = Stack<T1, Stack3<T2, T3, T4>>;
[INFO] [stderr]    |                                      --
[INFO] [stderr] 
[INFO] [stderr] warning: bounds on generic parameters are not enforced in type aliases
[INFO] [stderr]   --> src/env.rs:14:51
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub type Stack4<T1: Expr, T2: Expr, T3: Expr, T4: Expr> = Stack<T1, Stack3<T2, T3, T4>>;
[INFO] [stderr]    |                                                   ^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: the bound will not be checked when the type alias is used, and should be removed
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub type Stack4<T1: Expr, T2: Expr, T3: Expr, T4> = Stack<T1, Stack3<T2, T3, T4>>;
[INFO] [stderr]    |                                                --
[INFO] [stderr] 
[INFO] [stderr] warning: 19 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rustlisp::eval::*`
[INFO] [stderr]  --> src/main.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use rustlisp::eval::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rustlisp::symbol`
[INFO] [stderr]  --> src/main.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use rustlisp::symbol::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rustlisp-31aeb650c7ef374e
[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
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rustlisp-789284a00526e715
[INFO] [stderr]    Doc-tests rustlisp
[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
[INFO] [stdout] 
[INFO] [stderr] warning: type parameter `N1_O` should have an upper camel case name
[INFO] [stderr]   --> /opt/rustwide/workdir/src/user.rs:17:17
[INFO] [stderr]    |
[INFO] [stderr] 17 | impl <T1N: Num, N1_O: Num, N2_O: Num, NO: Num>Fun1<Number<Succ<Succ<T1N>>>> for Fib
[INFO] [stderr]    |                 ^^^^ help: convert the identifier to upper camel case: `N1O`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: type parameter `N2_O` should have an upper camel case name
[INFO] [stderr]   --> /opt/rustwide/workdir/src/user.rs:17:28
[INFO] [stderr]    |
[INFO] [stderr] 17 | impl <T1N: Num, N1_O: Num, N2_O: Num, NO: Num>Fun1<Number<Succ<Succ<T1N>>>> for Fib
[INFO] [stderr]    |                            ^^^^ help: convert the identifier to upper camel case: `N2O`
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[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
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "3d29fecdd459edbb93851cb3162e7697dc2974d3a0d34fb5e45310c92bc26475"`
[INFO] running `"docker" "rm" "-f" "3d29fecdd459edbb93851cb3162e7697dc2974d3a0d34fb5e45310c92bc26475"`
[INFO] [stdout] 3d29fecdd459edbb93851cb3162e7697dc2974d3a0d34fb5e45310c92bc26475