[INFO] cloning repository https://github.com/Kondorok/simple-calc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Kondorok/simple-calc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKondorok%2Fsimple-calc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKondorok%2Fsimple-calc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 26802224f2eeb428b9ac87b22dbd4f69372f21c2
[INFO] building Kondorok/simple-calc against try#58b1b3c5342a414c161338871f8004258ccef2a7 for pr-149937
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKondorok%2Fsimple-calc" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Kondorok/simple-calc
[INFO] finished tweaking git repo https://github.com/Kondorok/simple-calc
[INFO] tweaked toml for git repo https://github.com/Kondorok/simple-calc written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Kondorok/simple-calc on toolchain 58b1b3c5342a414c161338871f8004258ccef2a7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+58b1b3c5342a414c161338871f8004258ccef2a7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Kondorok/simple-calc 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" "+58b1b3c5342a414c161338871f8004258ccef2a7" "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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+58b1b3c5342a414c161338871f8004258ccef2a7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 34917ad3b8fc3720351e9b6927622589ee378e4241fb8299a43090fc75c88553
[INFO] running `Command { std: "docker" "start" "-a" "34917ad3b8fc3720351e9b6927622589ee378e4241fb8299a43090fc75c88553", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "34917ad3b8fc3720351e9b6927622589ee378e4241fb8299a43090fc75c88553", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34917ad3b8fc3720351e9b6927622589ee378e4241fb8299a43090fc75c88553", kill_on_drop: false }`
[INFO] [stdout] 34917ad3b8fc3720351e9b6927622589ee378e4241fb8299a43090fc75c88553
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+58b1b3c5342a414c161338871f8004258ccef2a7" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 852ca3b5d1f81ff03179271620b53f103ff14283e382ff44665d43bce42a5bc4
[INFO] running `Command { std: "docker" "start" "-a" "852ca3b5d1f81ff03179271620b53f103ff14283e382ff44665d43bce42a5bc4", kill_on_drop: false }`
[INFO] [stderr]    Compiling simple-calc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Write` and `stdout`
[INFO] [stdout]   --> src/main.rs:42:21
[INFO] [stdout]    |
[INFO] [stdout] 42 | use std::io::{stdin,stdout,Write};
[INFO] [stdout]    |                     ^^^^^^ ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/main.rs:50:12
[INFO] [stdout]    |
[INFO] [stdout] 50 |         if (host != "calc") {continue;}
[INFO] [stdout]    |            ^              ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 50 -         if (host != "calc") {continue;}
[INFO] [stdout] 50 +         if host != "calc"  {continue;}
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Subtract`, `Multiple`, `Divide`, `Pow`, and `Sqrt` are never constructed
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | enum Operations {
[INFO] [stdout]   |      ---------- variants in this enum
[INFO] [stdout] 2 |     Add(f32, f32),
[INFO] [stdout] 3 |     Subtract(f32, f32),
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 4 |     Multiple(f32, f32),
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 5 |     Divide(f32, f32),
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 6 |     Pow(f32, f32),
[INFO] [stdout]   |     ^^^
[INFO] [stdout] 7 |     Sqrt(f32),
[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 0.19s
[INFO] running `Command { std: "docker" "inspect" "852ca3b5d1f81ff03179271620b53f103ff14283e382ff44665d43bce42a5bc4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "852ca3b5d1f81ff03179271620b53f103ff14283e382ff44665d43bce42a5bc4", kill_on_drop: false }`
[INFO] [stdout] 852ca3b5d1f81ff03179271620b53f103ff14283e382ff44665d43bce42a5bc4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+58b1b3c5342a414c161338871f8004258ccef2a7" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] decf9efbb6b0df75e670eb7a9d4f87df30af7f659a298c5b0792fa2c8b7995a9
[INFO] running `Command { std: "docker" "start" "-a" "decf9efbb6b0df75e670eb7a9d4f87df30af7f659a298c5b0792fa2c8b7995a9", kill_on_drop: false }`
[INFO] [stderr]    Compiling simple-calc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Write` and `stdout`
[INFO] [stdout]   --> src/main.rs:42:21
[INFO] [stdout]    |
[INFO] [stdout] 42 | use std::io::{stdin,stdout,Write};
[INFO] [stdout]    |                     ^^^^^^ ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/main.rs:50:12
[INFO] [stdout]    |
[INFO] [stdout] 50 |         if (host != "calc") {continue;}
[INFO] [stdout]    |            ^              ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 50 -         if (host != "calc") {continue;}
[INFO] [stdout] 50 +         if host != "calc"  {continue;}
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Subtract`, `Multiple`, `Divide`, `Pow`, and `Sqrt` are never constructed
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | enum Operations {
[INFO] [stdout]   |      ---------- variants in this enum
[INFO] [stdout] 2 |     Add(f32, f32),
[INFO] [stdout] 3 |     Subtract(f32, f32),
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 4 |     Multiple(f32, f32),
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 5 |     Divide(f32, f32),
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 6 |     Pow(f32, f32),
[INFO] [stdout]   |     ^^^
[INFO] [stdout] 7 |     Sqrt(f32),
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `Command { std: "docker" "inspect" "decf9efbb6b0df75e670eb7a9d4f87df30af7f659a298c5b0792fa2c8b7995a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "decf9efbb6b0df75e670eb7a9d4f87df30af7f659a298c5b0792fa2c8b7995a9", kill_on_drop: false }`
[INFO] [stdout] decf9efbb6b0df75e670eb7a9d4f87df30af7f659a298c5b0792fa2c8b7995a9