[INFO] cloning repository https://github.com/Skgland/BrainfuckRedoxScheme
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Skgland/BrainfuckRedoxScheme" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSkgland%2FBrainfuckRedoxScheme", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSkgland%2FBrainfuckRedoxScheme'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cd5f8ddde5c4bcdc0f92520b8b8d39db56590d3b
[INFO] checking Skgland/BrainfuckRedoxScheme against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSkgland%2FBrainfuckRedoxScheme" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Skgland/BrainfuckRedoxScheme on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Skgland/BrainfuckRedoxScheme
[INFO] finished tweaking git repo https://github.com/Skgland/BrainfuckRedoxScheme
[INFO] tweaked toml for git repo https://github.com/Skgland/BrainfuckRedoxScheme written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Skgland/BrainfuckRedoxScheme 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded redox_syscall v0.5.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 76263fd3219bba7a68e48b5cec4c407c58243bac0d3e8e2e0e4d4ef0a873ac0e
[INFO] running `Command { std: "docker" "start" "-a" "76263fd3219bba7a68e48b5cec4c407c58243bac0d3e8e2e0e4d4ef0a873ac0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "76263fd3219bba7a68e48b5cec4c407c58243bac0d3e8e2e0e4d4ef0a873ac0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76263fd3219bba7a68e48b5cec4c407c58243bac0d3e8e2e0e4d4ef0a873ac0e", kill_on_drop: false }`
[INFO] [stdout] 76263fd3219bba7a68e48b5cec4c407c58243bac0d3e8e2e0e4d4ef0a873ac0e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9f207fb51b4b39fcf70c4533bf42776ea5879dabd0c6c093a553fd4765813026
[INFO] running `Command { std: "docker" "start" "-a" "9f207fb51b4b39fcf70c4533bf42776ea5879dabd0c6c093a553fd4765813026", kill_on_drop: false }`
[INFO] [stderr]     Checking redox_syscall v0.5.0
[INFO] [stderr]     Checking brainfuck_redox_scheme v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: type alias `CellSize` is never used
[INFO] [stdout]   --> src/lib.rs:17:6
[INFO] [stdout]    |
[INFO] [stdout] 17 | type CellSize = isize;
[INFO] [stdout]    |      ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MemoryCell` is never constructed
[INFO] [stdout]   --> src/lib.rs:19:8
[INFO] [stdout]    |
[INFO] [stdout] 19 | struct MemoryCell {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/lib.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 26 | impl MemoryCell {
[INFO] [stdout]    | --------------- associated function in this implementation
[INFO] [stdout] 27 |     fn new() -> MemoryCell {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BrainfuckProgramm` is never constructed
[INFO] [stdout]   --> src/lib.rs:33:8
[INFO] [stdout]    |
[INFO] [stdout] 33 | struct BrainfuckProgramm {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BrainfuckEntry` is never constructed
[INFO] [stdout]   --> src/lib.rs:40:8
[INFO] [stdout]    |
[INFO] [stdout] 40 | struct BrainfuckEntry {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BrainfuckScheme` is never constructed
[INFO] [stdout]   --> src/lib.rs:46:8
[INFO] [stdout]    |
[INFO] [stdout] 46 | struct BrainfuckScheme {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run_program` is never used
[INFO] [stdout]   --> src/lib.rs:51:4
[INFO] [stdout]    |
[INFO] [stdout] 51 | fn run_program(program_code: &str) -> Result<()> {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]    --> src/lib.rs:104:8
[INFO] [stdout]     |
[INFO] [stdout] 103 | impl BrainfuckScheme {
[INFO] [stdout]     | -------------------- associated function in this implementation
[INFO] [stdout] 104 |     fn new() -> BrainfuckScheme {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run_brain_fuck` is never used
[INFO] [stdout]    --> src/lib.rs:110:4
[INFO] [stdout]     |
[INFO] [stdout] 110 | fn run_brain_fuck(mut program_state: BrainfuckProgramm, input: std::sync::mpsc::Receiver<u8>, output: std::sync::mpsc::Sender<u8>) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]    --> src/lib.rs:201:8
[INFO] [stdout]     |
[INFO] [stdout] 200 | impl BrainfuckProgramm {
[INFO] [stdout]     | ---------------------- associated function in this implementation
[INFO] [stdout] 201 |     fn new(programm: Vec<char>) -> BrainfuckProgramm {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `CAT` is never used
[INFO] [stdout]  --> src/examples.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub const CAT:&str =",[.,]";
[INFO] [stdout]   |           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `CELL_SIZE` is never used
[INFO] [stdout]  --> src/examples.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub const CELL_SIZE:&str = "
[INFO] [stdout]   |           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `HELLO_WORLD` is never used
[INFO] [stdout]   --> src/examples.rs:27:11
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub const HELLO_WORLD:&str = "
[INFO] [stdout]    |           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.07s
[INFO] running `Command { std: "docker" "inspect" "9f207fb51b4b39fcf70c4533bf42776ea5879dabd0c6c093a553fd4765813026", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f207fb51b4b39fcf70c4533bf42776ea5879dabd0c6c093a553fd4765813026", kill_on_drop: false }`
[INFO] [stdout] 9f207fb51b4b39fcf70c4533bf42776ea5879dabd0c6c093a553fd4765813026
[INFO] checking Skgland/BrainfuckRedoxScheme against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSkgland%2FBrainfuckRedoxScheme" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Skgland/BrainfuckRedoxScheme on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Skgland/BrainfuckRedoxScheme
[INFO] finished tweaking git repo https://github.com/Skgland/BrainfuckRedoxScheme
[INFO] tweaked toml for git repo https://github.com/Skgland/BrainfuckRedoxScheme written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/Skgland/BrainfuckRedoxScheme 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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3152a1e36d61524eae250797dd445e80b69dc30f0fd940f7b61bdc7b45236267
[INFO] running `Command { std: "docker" "start" "-a" "3152a1e36d61524eae250797dd445e80b69dc30f0fd940f7b61bdc7b45236267", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3152a1e36d61524eae250797dd445e80b69dc30f0fd940f7b61bdc7b45236267", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3152a1e36d61524eae250797dd445e80b69dc30f0fd940f7b61bdc7b45236267", kill_on_drop: false }`
[INFO] [stdout] 3152a1e36d61524eae250797dd445e80b69dc30f0fd940f7b61bdc7b45236267
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6be7b8375beed015977afedf6f782759c419cf43d83c4686d74bf88706e1d302
[INFO] running `Command { std: "docker" "start" "-a" "6be7b8375beed015977afedf6f782759c419cf43d83c4686d74bf88706e1d302", kill_on_drop: false }`
[INFO] [stderr]     Checking redox_syscall v0.5.0
[INFO] [stderr]     Checking brainfuck_redox_scheme v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: type alias `CellSize` is never used
[INFO] [stdout]   --> src/lib.rs:17:6
[INFO] [stdout]    |
[INFO] [stdout] 17 | type CellSize = isize;
[INFO] [stdout]    |      ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MemoryCell` is never constructed
[INFO] [stdout]   --> src/lib.rs:19:8
[INFO] [stdout]    |
[INFO] [stdout] 19 | struct MemoryCell {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/lib.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 26 | impl MemoryCell {
[INFO] [stdout]    | --------------- associated function in this implementation
[INFO] [stdout] 27 |     fn new() -> MemoryCell {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BrainfuckProgramm` is never constructed
[INFO] [stdout]   --> src/lib.rs:33:8
[INFO] [stdout]    |
[INFO] [stdout] 33 | struct BrainfuckProgramm {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BrainfuckEntry` is never constructed
[INFO] [stdout]   --> src/lib.rs:40:8
[INFO] [stdout]    |
[INFO] [stdout] 40 | struct BrainfuckEntry {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BrainfuckScheme` is never constructed
[INFO] [stdout]   --> src/lib.rs:46:8
[INFO] [stdout]    |
[INFO] [stdout] 46 | struct BrainfuckScheme {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run_program` is never used
[INFO] [stdout]   --> src/lib.rs:51:4
[INFO] [stdout]    |
[INFO] [stdout] 51 | fn run_program(program_code: &str) -> Result<()> {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]    --> src/lib.rs:104:8
[INFO] [stdout]     |
[INFO] [stdout] 103 | impl BrainfuckScheme {
[INFO] [stdout]     | -------------------- associated function in this implementation
[INFO] [stdout] 104 |     fn new() -> BrainfuckScheme {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run_brain_fuck` is never used
[INFO] [stdout]    --> src/lib.rs:110:4
[INFO] [stdout]     |
[INFO] [stdout] 110 | fn run_brain_fuck(mut program_state: BrainfuckProgramm, input: std::sync::mpsc::Receiver<u8>, output: std::sync::mpsc::Sender<u8>) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]    --> src/lib.rs:201:8
[INFO] [stdout]     |
[INFO] [stdout] 200 | impl BrainfuckProgramm {
[INFO] [stdout]     | ---------------------- associated function in this implementation
[INFO] [stdout] 201 |     fn new(programm: Vec<char>) -> BrainfuckProgramm {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `CAT` is never used
[INFO] [stdout]  --> src/examples.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub const CAT:&str =",[.,]";
[INFO] [stdout]   |           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `CELL_SIZE` is never used
[INFO] [stdout]  --> src/examples.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub const CELL_SIZE:&str = "
[INFO] [stdout]   |           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `HELLO_WORLD` is never used
[INFO] [stdout]   --> src/examples.rs:27:11
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub const HELLO_WORLD:&str = "
[INFO] [stdout]    |           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.98s
[INFO] running `Command { std: "docker" "inspect" "6be7b8375beed015977afedf6f782759c419cf43d83c4686d74bf88706e1d302", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6be7b8375beed015977afedf6f782759c419cf43d83c4686d74bf88706e1d302", kill_on_drop: false }`
[INFO] [stdout] 6be7b8375beed015977afedf6f782759c419cf43d83c4686d74bf88706e1d302