[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] 5ee7d8f57007fda5d43d6ed2a7026362321e638c
[INFO] building APiercey/mylalang against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAPiercey%2Fmylalang" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/APiercey/mylalang on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-tc1/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: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded memchr v2.3.3
[INFO] [stderr]   Downloaded dirs-sys-next v0.1.0
[INFO] [stderr]   Downloaded dirs-next v1.0.1
[INFO] [stderr]   Downloaded utf8parse v0.2.0
[INFO] [stderr]   Downloaded log v0.4.11
[INFO] [stderr]   Downloaded base64 v0.11.0
[INFO] [stderr]   Downloaded redox_users v0.3.4
[INFO] [stderr]   Downloaded rust-argon2 v0.7.0
[INFO] [stderr]   Downloaded nix v0.17.0
[INFO] [stderr]   Downloaded rustyline v6.2.0
[INFO] [stderr]   Downloaded cc v1.0.58
[INFO] [stderr]   Downloaded libc v0.2.74
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 82cdbe1693d434ac9d46f9c38e005b2d0cb1d74d96feaa66f2674612f3f27a5f
[INFO] running `Command { std: "docker" "start" "-a" "82cdbe1693d434ac9d46f9c38e005b2d0cb1d74d96feaa66f2674612f3f27a5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "82cdbe1693d434ac9d46f9c38e005b2d0cb1d74d96feaa66f2674612f3f27a5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82cdbe1693d434ac9d46f9c38e005b2d0cb1d74d96feaa66f2674612f3f27a5f", kill_on_drop: false }`
[INFO] [stdout] 82cdbe1693d434ac9d46f9c38e005b2d0cb1d74d96feaa66f2674612f3f27a5f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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 -Dtail-expr-drop-order" "-e" "RUSTDOCFLAGS=--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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1742e195a1c8a84a53609cdb9c3231f0939caea4a18279f03ec2029104e56bba
[INFO] running `Command { std: "docker" "start" "-a" "1742e195a1c8a84a53609cdb9c3231f0939caea4a18279f03ec2029104e56bba", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.74
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling nix v0.17.0
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling utf8parse v0.2.0
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling dirs-sys-next v0.1.0
[INFO] [stderr]    Compiling dirs-next v1.0.1
[INFO] [stderr]    Compiling rustyline v6.2.0
[INFO] [stderr]    Compiling 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: unreachable pattern
[INFO] [stdout]    --> src/core/types.rs:147:13
[INFO] [stdout]     |
[INFO] [stdout] 147 |             _ => "inspect not found".to_string(),
[INFO] [stdout]     |             ^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]    --> src/core/types.rs:147:13
[INFO] [stdout]     |
[INFO] [stdout] 135 |             Types::Func(f) => format!("<#func {:?}>", f),
[INFO] [stdout]     |             -------------- matches some of the same values
[INFO] [stdout] 136 |             Types::Integer(i) => format!("{}", i),
[INFO] [stdout]     |             ----------------- matches some of the same values
[INFO] [stdout] 137 |             Types::String(ref s) => format!("{}", s),
[INFO] [stdout]     |             -------------------- matches some of the same values
[INFO] [stdout] 138 |             Types::Float(f) => format!("{}", f),
[INFO] [stdout]     |             --------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 147 |             _ => "inspect not found".to_string(),
[INFO] [stdout]     |             ^ ...and 8 other patterns collectively make this unreachable
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.04s
[INFO] running `Command { std: "docker" "inspect" "1742e195a1c8a84a53609cdb9c3231f0939caea4a18279f03ec2029104e56bba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1742e195a1c8a84a53609cdb9c3231f0939caea4a18279f03ec2029104e56bba", kill_on_drop: false }`
[INFO] [stdout] 1742e195a1c8a84a53609cdb9c3231f0939caea4a18279f03ec2029104e56bba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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 -Dtail-expr-drop-order" "-e" "RUSTDOCFLAGS=--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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] afa8854438c782dcb62c5f660dbb8b02f8f13a03359bb803689df1c527b41373
[INFO] running `Command { std: "docker" "start" "-a" "afa8854438c782dcb62c5f660dbb8b02f8f13a03359bb803689df1c527b41373", kill_on_drop: false }`
[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]     |             ^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]    --> src/core/types.rs:147:13
[INFO] [stdout]     |
[INFO] [stdout] 135 |             Types::Func(f) => format!("<#func {:?}>", f),
[INFO] [stdout]     |             -------------- matches some of the same values
[INFO] [stdout] 136 |             Types::Integer(i) => format!("{}", i),
[INFO] [stdout]     |             ----------------- matches some of the same values
[INFO] [stdout] 137 |             Types::String(ref s) => format!("{}", s),
[INFO] [stdout]     |             -------------------- matches some of the same values
[INFO] [stdout] 138 |             Types::Float(f) => format!("{}", f),
[INFO] [stdout]     |             --------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 147 |             _ => "inspect not found".to_string(),
[INFO] [stdout]     |             ^ ...and 8 other patterns collectively make this unreachable
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling mylalang v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Float` and `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: 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]     |             ^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]    --> src/core/types.rs:147:13
[INFO] [stdout]     |
[INFO] [stdout] 135 |             Types::Func(f) => format!("<#func {:?}>", f),
[INFO] [stdout]     |             -------------- matches some of the same values
[INFO] [stdout] 136 |             Types::Integer(i) => format!("{}", i),
[INFO] [stdout]     |             ----------------- matches some of the same values
[INFO] [stdout] 137 |             Types::String(ref s) => format!("{}", s),
[INFO] [stdout]     |             -------------------- matches some of the same values
[INFO] [stdout] 138 |             Types::Float(f) => format!("{}", f),
[INFO] [stdout]     |             --------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 147 |             _ => "inspect not found".to_string(),
[INFO] [stdout]     |             ^ ...and 8 other patterns collectively make this unreachable
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Float` and `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 `evaluate` is never used
[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 `assert_eq` is never used
[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] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `Command { std: "docker" "inspect" "afa8854438c782dcb62c5f660dbb8b02f8f13a03359bb803689df1c527b41373", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "afa8854438c782dcb62c5f660dbb8b02f8f13a03359bb803689df1c527b41373", kill_on_drop: false }`
[INFO] [stdout] afa8854438c782dcb62c5f660dbb8b02f8f13a03359bb803689df1c527b41373