[INFO] cloning repository https://github.com/Dhanushkmr/rust_simp
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Dhanushkmr/rust_simp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDhanushkmr%2Frust_simp", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDhanushkmr%2Frust_simp'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8f3a26f5de532de0ddfd61b7957f5a23c1c8674f
[INFO] checking Dhanushkmr/rust_simp against try#b1f2594eac607c1f051534800237eeedb5590a49 for pr-139493-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDhanushkmr%2Frust_simp" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Dhanushkmr/rust_simp
[INFO] finished tweaking git repo https://github.com/Dhanushkmr/rust_simp
[INFO] tweaked toml for git repo https://github.com/Dhanushkmr/rust_simp written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Dhanushkmr/rust_simp on toolchain b1f2594eac607c1f051534800237eeedb5590a49
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Dhanushkmr/rust_simp 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" "+b1f2594eac607c1f051534800237eeedb5590a49" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8401f9c2a7e55528ba42be1e7afc16f9d84b71e2b754c8337796e23710315648
[INFO] running `Command { std: "docker" "start" "-a" "8401f9c2a7e55528ba42be1e7afc16f9d84b71e2b754c8337796e23710315648", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8401f9c2a7e55528ba42be1e7afc16f9d84b71e2b754c8337796e23710315648", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8401f9c2a7e55528ba42be1e7afc16f9d84b71e2b754c8337796e23710315648", kill_on_drop: false }`
[INFO] [stdout] 8401f9c2a7e55528ba42be1e7afc16f9d84b71e2b754c8337796e23710315648
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bbf430fb598fea08c981b7b841713a02a75c1bcf63c00ef13fbe8d0830fb6f76
[INFO] running `Command { std: "docker" "start" "-a" "bbf430fb598fea08c981b7b841713a02a75c1bcf63c00ef13fbe8d0830fb6f76", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.152
[INFO] [stderr]    Compiling proc-macro2 v1.0.76
[INFO] [stderr]    Compiling anyhow v1.0.79
[INFO] [stderr]    Compiling semver v1.0.21
[INFO] [stderr]    Compiling regex-lite v0.1.5
[INFO] [stderr]    Compiling thiserror v1.0.56
[INFO] [stderr]    Compiling inkwell v0.2.0 (https://github.com/TheDan64/inkwell?branch=master#4909eaa7)
[INFO] [stderr]     Checking diff v0.1.13
[INFO] [stderr]     Checking yansi v0.5.1
[INFO] [stderr]     Checking memchr v2.6.4
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]     Checking pretty_assertions v1.4.0
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling llvm-sys v170.0.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.56
[INFO] [stderr]    Compiling inkwell_internals v0.8.0 (https://github.com/TheDan64/inkwell?branch=master#4909eaa7)
[INFO] [stderr]     Checking rust_simp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `pretty_assertions::assert_eq as assert_eq_pretty`
[INFO] [stdout]    --> src/interpreter/simp_big_step.rs:166:5
[INFO] [stdout]     |
[INFO] [stdout] 166 | use pretty_assertions::assert_eq as assert_eq_pretty;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Var`
[INFO] [stdout]  --> src/ir/llvm_ir.rs:7:44
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crate::syntax::ast::{Const, Exp, Stmt, Var};
[INFO] [stdout]   |                                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]    --> src/semantic/type_inf.rs:314:9
[INFO] [stdout]     |
[INFO] [stdout] 314 |     use super::*;
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]    --> src/syntax/lexer.rs:244:9
[INFO] [stdout]     |
[INFO] [stdout] 244 |     use super::*;
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `single` is never used
[INFO] [stdout]   --> src/semantic/type_inf.rs:45:4
[INFO] [stdout]    |
[INFO] [stdout] 45 | fn single(n: String, t: ExType) -> TypeSubst {
[INFO] [stdout]    |    ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.81s
[INFO] running `Command { std: "docker" "inspect" "bbf430fb598fea08c981b7b841713a02a75c1bcf63c00ef13fbe8d0830fb6f76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bbf430fb598fea08c981b7b841713a02a75c1bcf63c00ef13fbe8d0830fb6f76", kill_on_drop: false }`
[INFO] [stdout] bbf430fb598fea08c981b7b841713a02a75c1bcf63c00ef13fbe8d0830fb6f76