[INFO] cloning repository https://github.com/Mulan-Szechuan-Sauce/RustyFungus
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Mulan-Szechuan-Sauce/RustyFungus" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMulan-Szechuan-Sauce%2FRustyFungus", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMulan-Szechuan-Sauce%2FRustyFungus'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 766b6e7e16a79fa085a110f935d3b3cea81a7fa9
[INFO] checking Mulan-Szechuan-Sauce/RustyFungus against master#5e3f1b148db5bfa27fee52464ae1f5d34c49d77b for pr-75502
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMulan-Szechuan-Sauce%2FRustyFungus" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Mulan-Szechuan-Sauce/RustyFungus on toolchain 5e3f1b148db5bfa27fee52464ae1f5d34c49d77b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Mulan-Szechuan-Sauce/RustyFungus
[INFO] finished tweaking git repo https://github.com/Mulan-Szechuan-Sauce/RustyFungus
[INFO] tweaked toml for git repo https://github.com/Mulan-Szechuan-Sauce/RustyFungus written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/Mulan-Szechuan-Sauce/RustyFungus already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 30ada183ed52124163a9e0adff838cb6cb214e45a2670d25a5dcd2bcd4c1a528
[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" "30ada183ed52124163a9e0adff838cb6cb214e45a2670d25a5dcd2bcd4c1a528", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "30ada183ed52124163a9e0adff838cb6cb214e45a2670d25a5dcd2bcd4c1a528", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30ada183ed52124163a9e0adff838cb6cb214e45a2670d25a5dcd2bcd4c1a528", kill_on_drop: false }`
[INFO] [stdout] 30ada183ed52124163a9e0adff838cb6cb214e45a2670d25a5dcd2bcd4c1a528
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d1a7427e6601db739dc4780b6c40330a53dcd2b1a2c090cc09e46b4c7294c60c
[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" "d1a7427e6601db739dc4780b6c40330a53dcd2b1a2c090cc09e46b4c7294c60c", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.50
[INFO] [stderr]     Checking bimap v0.4.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking pad v0.1.6
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling ncurses v5.99.0
[INFO] [stderr]     Checking rusty_fungus v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `getch`, `wmove`
[INFO] [stdout]  --> src/program.rs:7:33
[INFO] [stdout]   |
[INFO] [stdout] 7 | use ncurses::{wgetch, mvwgetch, getch, wmove, wrefresh, mvwaddstr, box_, newwin, stdscr, getmaxyx};
[INFO] [stdout]   |                                 ^^^^^  ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/program.rs:100:23
[INFO] [stdout]     |
[INFO] [stdout] 100 |             number += (c - 48);
[INFO] [stdout]     |                       ^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `StdinInputReader`
[INFO] [stdout]  --> src/main.rs:6:24
[INFO] [stdout]   |
[INFO] [stdout] 6 | use program::{Program, StdinInputReader, NcursesInputReader};
[INFO] [stdout]   |                        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `getch`, `wmove`
[INFO] [stdout]  --> src/program.rs:7:33
[INFO] [stdout]   |
[INFO] [stdout] 7 | use ncurses::{wgetch, mvwgetch, getch, wmove, wrefresh, mvwaddstr, box_, newwin, stdscr, getmaxyx};
[INFO] [stdout]   |                                 ^^^^^  ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/program.rs:100:23
[INFO] [stdout]     |
[INFO] [stdout] 100 |             number += (c - 48);
[INFO] [stdout]     |                       ^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `StdinInputReader`
[INFO] [stdout]  --> src/main.rs:6:24
[INFO] [stdout]   |
[INFO] [stdout] 6 | use program::{Program, StdinInputReader, NcursesInputReader};
[INFO] [stdout]   |                        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/program.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 24 |     pub fn new() -> StdinInputReader {
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/program.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 24 |     pub fn new() -> StdinInputReader {
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.21s
[INFO] running `Command { std: "docker" "inspect" "d1a7427e6601db739dc4780b6c40330a53dcd2b1a2c090cc09e46b4c7294c60c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1a7427e6601db739dc4780b6c40330a53dcd2b1a2c090cc09e46b4c7294c60c", kill_on_drop: false }`
[INFO] [stdout] d1a7427e6601db739dc4780b6c40330a53dcd2b1a2c090cc09e46b4c7294c60c