[INFO] cloning repository https://github.com/adamAndMath/circuit-sim
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/adamAndMath/circuit-sim" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FadamAndMath%2Fcircuit-sim", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FadamAndMath%2Fcircuit-sim'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 917c7d3687e2f75b72b0432e6a78f6a0098211cf
[INFO] checking adamAndMath/circuit-sim against master#f5f33ec0e0455eefa72fc5567eb1280a4d5ee206 for pr-83312
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FadamAndMath%2Fcircuit-sim" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/adamAndMath/circuit-sim on toolchain f5f33ec0e0455eefa72fc5567eb1280a4d5ee206
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/adamAndMath/circuit-sim
[INFO] finished tweaking git repo https://github.com/adamAndMath/circuit-sim
[INFO] tweaked toml for git repo https://github.com/adamAndMath/circuit-sim written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/adamAndMath/circuit-sim already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:4f92631de1aa59f8320307485d3b3c869a5c90ab1d76ce2cffab9807b8c9a1fb" "/opt/rustwide/cargo-home/bin/cargo" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 15874660aea8fcce579bae80c81d8caf6ef08f6a180aeecd748a04be14354e4e
[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" "15874660aea8fcce579bae80c81d8caf6ef08f6a180aeecd748a04be14354e4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "15874660aea8fcce579bae80c81d8caf6ef08f6a180aeecd748a04be14354e4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15874660aea8fcce579bae80c81d8caf6ef08f6a180aeecd748a04be14354e4e", kill_on_drop: false }`
[INFO] [stdout] 15874660aea8fcce579bae80c81d8caf6ef08f6a180aeecd748a04be14354e4e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:4f92631de1aa59f8320307485d3b3c869a5c90ab1d76ce2cffab9807b8c9a1fb" "/opt/rustwide/cargo-home/bin/cargo" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6af5070d06e4d3e51d3bfbe8c2a1097128bcf2cb51ed15050570120edd060e21
[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" "6af5070d06e4d3e51d3bfbe8c2a1097128bcf2cb51ed15050570120edd060e21", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.4
[INFO] [stderr]    Compiling getrandom v0.1.11
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling ucd-trie v0.1.2
[INFO] [stderr]     Checking cfg-if v0.1.9
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]     Checking c2-chacha v0.2.2
[INFO] [stderr]     Checking pest v2.1.2
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking rand v0.7.2
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling pest_meta v2.1.2
[INFO] [stderr]    Compiling pest_generator v2.1.1
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]     Checking circuit-sim v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/main.rs:47:99
[INFO] [stdout]    |
[INFO] [stdout] 47 |   let (funcs, env) = ast::parse(&std::fs::read_to_string(path).unwrap()).unwrap_or_else(|e|panic!(e));
[INFO] [stdout]    |                                                                                                   ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stdout]    = note: this is no longer accepted in Rust 2021
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]    |
[INFO] [stdout] 47 |   let (funcs, env) = ast::parse(&std::fs::read_to_string(path).unwrap()).unwrap_or_else(|e|panic!("{}", e));
[INFO] [stdout]    |                                                                                                   ^^^^^
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]    |
[INFO] [stdout] 47 |   let (funcs, env) = ast::parse(&std::fs::read_to_string(path).unwrap()).unwrap_or_else(|e|std::panic::panic_any(e));
[INFO] [stdout]    |                                                                                            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/main.rs:47:99
[INFO] [stdout]    |
[INFO] [stdout] 47 |   let (funcs, env) = ast::parse(&std::fs::read_to_string(path).unwrap()).unwrap_or_else(|e|panic!(e));
[INFO] [stdout]    |                                                                                                   ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stdout]    = note: this is no longer accepted in Rust 2021
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]    |
[INFO] [stdout] 47 |   let (funcs, env) = ast::parse(&std::fs::read_to_string(path).unwrap()).unwrap_or_else(|e|panic!("{}", e));
[INFO] [stdout]    |                                                                                                   ^^^^^
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]    |
[INFO] [stdout] 47 |   let (funcs, env) = ast::parse(&std::fs::read_to_string(path).unwrap()).unwrap_or_else(|e|std::panic::panic_any(e));
[INFO] [stdout]    |                                                                                            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.31s
[INFO] running `Command { std: "docker" "inspect" "6af5070d06e4d3e51d3bfbe8c2a1097128bcf2cb51ed15050570120edd060e21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6af5070d06e4d3e51d3bfbe8c2a1097128bcf2cb51ed15050570120edd060e21", kill_on_drop: false }`
[INFO] [stdout] 6af5070d06e4d3e51d3bfbe8c2a1097128bcf2cb51ed15050570120edd060e21