[INFO] cloning repository https://github.com/CyberGsus/brainfuck-tools
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/CyberGsus/brainfuck-tools" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCyberGsus%2Fbrainfuck-tools", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCyberGsus%2Fbrainfuck-tools'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 580d6354491da9e3de9e1230e425502a13ebde2b
[INFO] checking CyberGsus/brainfuck-tools against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCyberGsus%2Fbrainfuck-tools" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/CyberGsus/brainfuck-tools
[INFO] finished tweaking git repo https://github.com/CyberGsus/brainfuck-tools
[INFO] tweaked toml for git repo https://github.com/CyberGsus/brainfuck-tools written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/CyberGsus/brainfuck-tools on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/CyberGsus/brainfuck-tools 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6342d77e7a136ea70f68cfc9346265e9dc04c7ed4ed9c35b27ffd509de812005
[INFO] running `Command { std: "docker" "start" "-a" "6342d77e7a136ea70f68cfc9346265e9dc04c7ed4ed9c35b27ffd509de812005", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6342d77e7a136ea70f68cfc9346265e9dc04c7ed4ed9c35b27ffd509de812005", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6342d77e7a136ea70f68cfc9346265e9dc04c7ed4ed9c35b27ffd509de812005", kill_on_drop: false }`
[INFO] [stdout] 6342d77e7a136ea70f68cfc9346265e9dc04c7ed4ed9c35b27ffd509de812005
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e84a221eddb42183af3f80a1102e85c53d5ccd02c607c7955c719294b27168e9
[INFO] running `Command { std: "docker" "start" "-a" "e84a221eddb42183af3f80a1102e85c53d5ccd02c607c7955c719294b27168e9", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking bfrs_input v0.1.0 (/opt/rustwide/workdir/lib/bfrs_input)
[INFO] [stderr]     Checking bfrs_common v0.1.0 (/opt/rustwide/workdir/lib/bfrs_common)
[INFO] [stderr]     Checking bimap v0.6.1
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]    Compiling structopt-derive v0.4.15
[INFO] [stderr]     Checking structopt v0.3.22
[INFO] [stderr]     Checking bfrs_patterns v0.1.0 (/opt/rustwide/workdir/tools/bfrs_patterns)
[INFO] [stderr]     Checking bfrs v0.1.0 (/opt/rustwide/workdir/interpreter/bfrs)
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> tools/bfrs_patterns/src/main.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | /     /// the pattern to search for
[INFO] [stdout] 15 | |     #[structopt(short, long)]
[INFO] [stdout] 16 | |     pattern: String,
[INFO] [stdout]    | |___________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `bfrs_patterns` (bin "bfrs_patterns" test) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> interpreter/bfrs/src/main.rs:153:5
[INFO] [stdout]     |
[INFO] [stdout] 153 | /     /// Input file
[INFO] [stdout] 154 | |     #[structopt()]
[INFO] [stdout] 155 | |     input: Option<String>,
[INFO] [stdout]     | |_________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> tools/bfrs_patterns/src/main.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | /     /// the pattern to search for
[INFO] [stdout] 15 | |     #[structopt(short, long)]
[INFO] [stdout] 16 | |     pattern: String,
[INFO] [stdout]    | |___________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `bfrs` (bin "bfrs") due to 1 previous error
[INFO] [stderr] error: could not compile `bfrs_patterns` (bin "bfrs_patterns") due to 1 previous error
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> interpreter/bfrs/src/main.rs:153:5
[INFO] [stdout]     |
[INFO] [stdout] 153 | /     /// Input file
[INFO] [stdout] 154 | |     #[structopt()]
[INFO] [stdout] 155 | |     input: Option<String>,
[INFO] [stdout]     | |_________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `bfrs` (bin "bfrs" test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "e84a221eddb42183af3f80a1102e85c53d5ccd02c607c7955c719294b27168e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e84a221eddb42183af3f80a1102e85c53d5ccd02c607c7955c719294b27168e9", kill_on_drop: false }`
[INFO] [stdout] e84a221eddb42183af3f80a1102e85c53d5ccd02c607c7955c719294b27168e9
