[INFO] cloning repository https://github.com/voidexy/ftpbrtual
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/voidexy/ftpbrtual" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvoidexy%2Fftpbrtual", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvoidexy%2Fftpbrtual'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 833fca7edeb409990b81a65e8372920ab136bcc2
[INFO] checking voidexy/ftpbrtual against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvoidexy%2Fftpbrtual" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/voidexy/ftpbrtual 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/voidexy/ftpbrtual
[INFO] finished tweaking git repo https://github.com/voidexy/ftpbrtual
[INFO] tweaked toml for git repo https://github.com/voidexy/ftpbrtual written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/voidexy/ftpbrtual 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]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded simple_logger v4.2.0
[INFO] [stderr]   Downloaded ftp v3.0.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] c0b8ea32d4503ec4a0ab8ab87e508f82e7535e3d71dc524b00956ebe46216237
[INFO] running `Command { std: "docker" "start" "-a" "c0b8ea32d4503ec4a0ab8ab87e508f82e7535e3d71dc524b00956ebe46216237", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c0b8ea32d4503ec4a0ab8ab87e508f82e7535e3d71dc524b00956ebe46216237", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0b8ea32d4503ec4a0ab8ab87e508f82e7535e3d71dc524b00956ebe46216237", kill_on_drop: false }`
[INFO] [stdout] c0b8ea32d4503ec4a0ab8ab87e508f82e7535e3d71dc524b00956ebe46216237
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] c184a2043e30aeac28a77953989a9a9aaf660eaedcea86e8efccbc9c066bd0a1
[INFO] running `Command { std: "docker" "start" "-a" "c184a2043e30aeac28a77953989a9a9aaf660eaedcea86e8efccbc9c066bd0a1", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.150
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]     Checking winapi v0.2.8
[INFO] [stderr]    Compiling rustix v0.38.25
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]    Compiling syn v2.0.39
[INFO] [stderr]     Checking bitflags v2.4.1
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]     Checking linux-raw-sys v0.4.11
[INFO] [stderr]     Checking anstyle-parse v0.2.2
[INFO] [stderr]     Checking anstyle v1.0.4
[INFO] [stderr]     Checking smallvec v1.11.2
[INFO] [stderr]     Checking deranged v0.3.9
[INFO] [stderr]    Compiling time-macros v0.2.15
[INFO] [stderr]     Checking anstream v0.6.4
[INFO] [stderr]     Checking clap_lex v0.6.0
[INFO] [stderr]     Checking num_threads v0.1.6
[INFO] [stderr]     Checking regex-syntax v0.3.9
[INFO] [stderr]     Checking utf8-ranges v0.1.3
[INFO] [stderr]     Checking clap_builder v4.4.8
[INFO] [stderr]     Checking lazy_static v0.1.16
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]     Checking memchr v0.1.11
[INFO] [stderr]     Checking thread-id v2.0.0
[INFO] [stderr]     Checking thread_local v0.2.7
[INFO] [stderr]     Checking aho-corasick v0.5.3
[INFO] [stderr]     Checking parking_lot_core v0.9.9
[INFO] [stderr]     Checking time v0.1.45
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking regex v0.1.80
[INFO] [stderr]     Checking is-terminal v0.4.9
[INFO] [stderr]     Checking mio v0.8.9
[INFO] [stderr]     Checking colored v2.0.4
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking socket2 v0.5.5
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking chrono v0.2.25
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking ftp v3.0.1
[INFO] [stderr]     Checking time v0.3.30
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]    Compiling clap_derive v4.4.7
[INFO] [stderr]     Checking simple_logger v4.2.0
[INFO] [stderr]     Checking tokio v1.34.0
[INFO] [stderr]     Checking clap v4.4.8
[INFO] [stderr]     Checking ftp-brutal v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `simple_logger` is imported redundantly
[INFO] [stdout]  --> src/v2/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use simple_logger;
[INFO] [stdout]   |     ^^^^^^^^^^^^^ the item `simple_logger` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `simple_logger` is imported redundantly
[INFO] [stdout]  --> src/v2/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use simple_logger;
[INFO] [stdout]   |     ^^^^^^^^^^^^^ the item `simple_logger` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 27.88s
[INFO] running `Command { std: "docker" "inspect" "c184a2043e30aeac28a77953989a9a9aaf660eaedcea86e8efccbc9c066bd0a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c184a2043e30aeac28a77953989a9a9aaf660eaedcea86e8efccbc9c066bd0a1", kill_on_drop: false }`
[INFO] [stdout] c184a2043e30aeac28a77953989a9a9aaf660eaedcea86e8efccbc9c066bd0a1
[INFO] checking voidexy/ftpbrtual against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvoidexy%2Fftpbrtual" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/voidexy/ftpbrtual on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/voidexy/ftpbrtual
[INFO] finished tweaking git repo https://github.com/voidexy/ftpbrtual
[INFO] tweaked toml for git repo https://github.com/voidexy/ftpbrtual written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/voidexy/ftpbrtual 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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 374b466ee32c57cf8e04333e09c37882ab4c3c130b5d32a0ab231bc5ac4fbe08
[INFO] running `Command { std: "docker" "start" "-a" "374b466ee32c57cf8e04333e09c37882ab4c3c130b5d32a0ab231bc5ac4fbe08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "374b466ee32c57cf8e04333e09c37882ab4c3c130b5d32a0ab231bc5ac4fbe08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "374b466ee32c57cf8e04333e09c37882ab4c3c130b5d32a0ab231bc5ac4fbe08", kill_on_drop: false }`
[INFO] [stdout] 374b466ee32c57cf8e04333e09c37882ab4c3c130b5d32a0ab231bc5ac4fbe08
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aaf7f3b495f8966e047c3bc571ed366b84040b1bb55a8413831272699246bdab
[INFO] running `Command { std: "docker" "start" "-a" "aaf7f3b495f8966e047c3bc571ed366b84040b1bb55a8413831272699246bdab", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.150
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling rustix v0.38.25
[INFO] [stderr]     Checking winapi v0.2.8
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]    Compiling syn v2.0.39
[INFO] [stderr]     Checking linux-raw-sys v0.4.11
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]     Checking bitflags v2.4.1
[INFO] [stderr]     Checking anstyle-parse v0.2.2
[INFO] [stderr]     Checking anstyle v1.0.4
[INFO] [stderr]     Checking smallvec v1.11.2
[INFO] [stderr]     Checking deranged v0.3.9
[INFO] [stderr]    Compiling time-macros v0.2.15
[INFO] [stderr]     Checking anstream v0.6.4
[INFO] [stderr]     Checking num_threads v0.1.6
[INFO] [stderr]     Checking clap_lex v0.6.0
[INFO] [stderr]     Checking utf8-ranges v0.1.3
[INFO] [stderr]     Checking regex-syntax v0.3.9
[INFO] [stderr]     Checking clap_builder v4.4.8
[INFO] [stderr]     Checking thread-id v2.0.0
[INFO] [stderr]     Checking memchr v0.1.11
[INFO] [stderr]     Checking aho-corasick v0.5.3
[INFO] [stderr]     Checking is-terminal v0.4.9
[INFO] [stderr]     Checking thread_local v0.2.7
[INFO] [stderr]     Checking parking_lot_core v0.9.9
[INFO] [stderr]     Checking time v0.1.45
[INFO] [stderr]     Checking colored v2.0.4
[INFO] [stderr]     Checking regex v0.1.80
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking socket2 v0.5.5
[INFO] [stderr]     Checking mio v0.8.9
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking chrono v0.2.25
[INFO] [stderr]     Checking lazy_static v0.1.16
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]     Checking time v0.3.30
[INFO] [stderr]     Checking ftp v3.0.1
[INFO] [stderr]     Checking simple_logger v4.2.0
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]    Compiling clap_derive v4.4.7
[INFO] [stderr]     Checking tokio v1.34.0
[INFO] [stderr]     Checking clap v4.4.8
[INFO] [stderr]     Checking ftp-brutal v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `simple_logger` is imported redundantly
[INFO] [stdout]  --> src/v2/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use simple_logger;
[INFO] [stdout]   |     ^^^^^^^^^^^^^ the item `simple_logger` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `simple_logger` is imported redundantly
[INFO] [stdout]  --> src/v2/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use simple_logger;
[INFO] [stdout]   |     ^^^^^^^^^^^^^ the item `simple_logger` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 27.06s
[INFO] running `Command { std: "docker" "inspect" "aaf7f3b495f8966e047c3bc571ed366b84040b1bb55a8413831272699246bdab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aaf7f3b495f8966e047c3bc571ed366b84040b1bb55a8413831272699246bdab", kill_on_drop: false }`
[INFO] [stdout] aaf7f3b495f8966e047c3bc571ed366b84040b1bb55a8413831272699246bdab