[INFO] cloning repository https://github.com/APiercey/mylalang
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/APiercey/mylalang" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAPiercey%2Fmylalang", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAPiercey%2Fmylalang'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 956f95fc393bd6aebd473e93ba84a5746d709f0b
[INFO] checking APiercey/mylalang against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAPiercey%2Fmylalang" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/APiercey/mylalang on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/APiercey/mylalang
[INFO] finished tweaking git repo https://github.com/APiercey/mylalang
[INFO] tweaked toml for git repo https://github.com/APiercey/mylalang written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/APiercey/mylalang already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d3fb4b64bba75ede0c8574d85a83fe0ee4724593e203a443e4f5a42657301830
[INFO] running `Command { std: "docker" "start" "-a" "d3fb4b64bba75ede0c8574d85a83fe0ee4724593e203a443e4f5a42657301830", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d3fb4b64bba75ede0c8574d85a83fe0ee4724593e203a443e4f5a42657301830", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3fb4b64bba75ede0c8574d85a83fe0ee4724593e203a443e4f5a42657301830", kill_on_drop: false }`
[INFO] [stdout] d3fb4b64bba75ede0c8574d85a83fe0ee4724593e203a443e4f5a42657301830
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 75a0cbea8bb7dfcb3866456d81ddd38ebc0c4538e91e6cdbd4a488805a7dbeb4
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "75a0cbea8bb7dfcb3866456d81ddd38ebc0c4538e91e6cdbd4a488805a7dbeb4", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.74
[INFO] [stderr]     Checking unicode-segmentation v1.6.0
[INFO] [stderr]     Checking utf8parse v0.2.0
[INFO] [stderr]     Checking dirs-sys-next v0.1.0
[INFO] [stderr]     Checking nix v0.17.0
[INFO] [stderr]     Checking dirs-next v1.0.1
[INFO] [stderr]     Checking rustyline v6.2.0
[INFO] [stderr]     Checking mylalang v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::collections::BTreeMap`
[INFO] [stdout]  --> src/core/construction_functions.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::BTreeMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::BTreeMap`
[INFO] [stdout]  --> src/core/construction_functions.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::BTreeMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/core/types.rs:147:13
[INFO] [stdout]     |
[INFO] [stdout] 147 |             _ => "inspect not found".to_string(),
[INFO] [stdout]     |             ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/core/types.rs:147:13
[INFO] [stdout]     |
[INFO] [stdout] 147 |             _ => "inspect not found".to_string(),
[INFO] [stdout]     |             ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Float`, `String as Str`
[INFO] [stdout]  --> tests/do_test.rs:3:38
[INFO] [stdout]   |
[INFO] [stdout] 3 | use myla::core::types::Types::{Bool, Float, Integer, Nil, String as Str};
[INFO] [stdout]   |                                      ^^^^^                ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `evaluate`
[INFO] [stdout]  --> tests/common.rs:6:4
[INFO] [stdout]   |
[INFO] [stdout] 6 | fn evaluate(assertion: &str) -> Types {
[INFO] [stdout]   |    ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `assert_eq`
[INFO] [stdout]   --> tests/common.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub fn assert_eq(assertion: &str, expected: Types) {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Float`, `String as Str`
[INFO] [stdout]  --> tests/closure_test.rs:3:32
[INFO] [stdout]   |
[INFO] [stdout] 3 | use myla::core::types::Types::{Float, Integer, String as Str};
[INFO] [stdout]   |                                ^^^^^           ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.50s
[INFO] running `Command { std: "docker" "inspect" "75a0cbea8bb7dfcb3866456d81ddd38ebc0c4538e91e6cdbd4a488805a7dbeb4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75a0cbea8bb7dfcb3866456d81ddd38ebc0c4538e91e6cdbd4a488805a7dbeb4", kill_on_drop: false }`
[INFO] [stdout] 75a0cbea8bb7dfcb3866456d81ddd38ebc0c4538e91e6cdbd4a488805a7dbeb4