[INFO] cloning repository https://github.com/tautologico/minicalc-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tautologico/minicalc-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftautologico%2Fminicalc-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftautologico%2Fminicalc-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 64a6f9a6a2111f5bb9f9706917937e5829da1578
[INFO] checking tautologico/minicalc-rs against try#66388cc165a6c4ac98c074dc9f0281ff23528c55 for pr-150727
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftautologico%2Fminicalc-rs" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/tautologico/minicalc-rs
[INFO] finished tweaking git repo https://github.com/tautologico/minicalc-rs
[INFO] tweaked toml for git repo https://github.com/tautologico/minicalc-rs written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/tautologico/minicalc-rs on toolchain 66388cc165a6c4ac98c074dc9f0281ff23528c55
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+66388cc165a6c4ac98c074dc9f0281ff23528c55" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/tautologico/minicalc-rs 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" "+66388cc165a6c4ac98c074dc9f0281ff23528c55" "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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+66388cc165a6c4ac98c074dc9f0281ff23528c55" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9311c3a51296b0ad52243620a0f068509d7dac2ec04bfcc9bdea884c0b0e92b2
[INFO] running `Command { std: "docker" "start" "-a" "9311c3a51296b0ad52243620a0f068509d7dac2ec04bfcc9bdea884c0b0e92b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9311c3a51296b0ad52243620a0f068509d7dac2ec04bfcc9bdea884c0b0e92b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9311c3a51296b0ad52243620a0f068509d7dac2ec04bfcc9bdea884c0b0e92b2", kill_on_drop: false }`
[INFO] [stdout] 9311c3a51296b0ad52243620a0f068509d7dac2ec04bfcc9bdea884c0b0e92b2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+66388cc165a6c4ac98c074dc9f0281ff23528c55" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 747bfe1a2a384aa75b8e5208dc80ce24a568416e6fee0b99f2a8e89e0cd43130
[INFO] running `Command { std: "docker" "start" "-a" "747bfe1a2a384aa75b8e5208dc80ce24a568416e6fee0b99f2a8e89e0cd43130", kill_on_drop: false }`
[INFO] [stderr]     Checking minicalc-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `teste_aval_exp_dois_operadores` is never used
[INFO] [stdout]   --> src/main.rs:39:4
[INFO] [stdout]    |
[INFO] [stdout] 39 | fn teste_aval_exp_dois_operadores() {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `entrada` is never read
[INFO] [stdout]   --> src/lexer.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub struct Buffer {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] 29 |     entrada: String,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `teste_aval_exp_dois_operadores` is never used
[INFO] [stdout]   --> src/main.rs:39:4
[INFO] [stdout]    |
[INFO] [stdout] 39 | fn teste_aval_exp_dois_operadores() {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `entrada` is never read
[INFO] [stdout]   --> src/lexer.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub struct Buffer {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] 29 |     entrada: String,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.14s
[INFO] running `Command { std: "docker" "inspect" "747bfe1a2a384aa75b8e5208dc80ce24a568416e6fee0b99f2a8e89e0cd43130", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "747bfe1a2a384aa75b8e5208dc80ce24a568416e6fee0b99f2a8e89e0cd43130", kill_on_drop: false }`
[INFO] [stdout] 747bfe1a2a384aa75b8e5208dc80ce24a568416e6fee0b99f2a8e89e0cd43130