[INFO] cloning repository https://github.com/dann-tran/codecrafters-bittorrent-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dann-tran/codecrafters-bittorrent-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdann-tran%2Fcodecrafters-bittorrent-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdann-tran%2Fcodecrafters-bittorrent-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dd83ee193d1749bb3cfc42dd6b3ed42bb0d89c6c
[INFO] checking dann-tran/codecrafters-bittorrent-rust against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdann-tran%2Fcodecrafters-bittorrent-rust" "/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/dann-tran/codecrafters-bittorrent-rust 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/dann-tran/codecrafters-bittorrent-rust
[INFO] finished tweaking git repo https://github.com/dann-tran/codecrafters-bittorrent-rust
[INFO] tweaked toml for git repo https://github.com/dann-tran/codecrafters-bittorrent-rust written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/dann-tran/codecrafters-bittorrent-rust 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 windows-targets v0.48.4
[INFO] [stderr]   Downloaded clap v4.3.22
[INFO] [stderr]   Downloaded windows_x86_64_gnullvm v0.48.4
[INFO] [stderr]   Downloaded clap_builder v4.3.22
[INFO] [stderr]   Downloaded windows_x86_64_msvc v0.48.4
[INFO] [stderr]   Downloaded windows_aarch64_gnullvm v0.48.4
[INFO] [stderr]   Downloaded windows_i686_msvc v0.48.4
[INFO] [stderr]   Downloaded windows_x86_64_gnu v0.48.4
[INFO] [stderr]   Downloaded serde_bencode v0.2.3
[INFO] [stderr]   Downloaded windows_i686_gnu v0.48.4
[INFO] [stderr]   Downloaded windows_aarch64_msvc v0.48.4
[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] 12a6d5189405790410b39188bd3b166e7aad706d516bc9768c3c790c5e7feac6
[INFO] running `Command { std: "docker" "start" "-a" "12a6d5189405790410b39188bd3b166e7aad706d516bc9768c3c790c5e7feac6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "12a6d5189405790410b39188bd3b166e7aad706d516bc9768c3c790c5e7feac6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12a6d5189405790410b39188bd3b166e7aad706d516bc9768c3c790c5e7feac6", kill_on_drop: false }`
[INFO] [stdout] 12a6d5189405790410b39188bd3b166e7aad706d516bc9768c3c790c5e7feac6
[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] fab9027a0928aa5da675d041d1810a883fc1a3d193048ccba8bb80a036d8323f
[INFO] running `Command { std: "docker" "start" "-a" "fab9027a0928aa5da675d041d1810a883fc1a3d193048ccba8bb80a036d8323f", kill_on_drop: false }`
[INFO] [stderr]    Compiling pkg-config v0.3.27
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]     Checking bytes v1.3.0
[INFO] [stderr]    Compiling futures-task v0.3.28
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling rustix v0.38.8
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]     Checking tracing-core v0.1.31
[INFO] [stderr]     Checking linux-raw-sys v0.4.5
[INFO] [stderr]     Checking bitflags v2.4.0
[INFO] [stderr]    Compiling openssl v0.10.56
[INFO] [stderr]     Checking futures-sink v0.3.28
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]    Compiling futures-channel v0.3.28
[INFO] [stderr]     Checking percent-encoding v2.3.0
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]     Checking try-lock v0.2.4
[INFO] [stderr]     Checking anstyle-parse v0.2.1
[INFO] [stderr]     Checking tracing v0.1.37
[INFO] [stderr]     Checking form_urlencoded v1.2.0
[INFO] [stderr]     Checking want v0.3.1
[INFO] [stderr]     Checking unicode-normalization v0.1.22
[INFO] [stderr]     Checking unicode-bidi v0.3.13
[INFO] [stderr]    Compiling serde_json v1.0.105
[INFO] [stderr]     Checking anstyle-query v1.0.0
[INFO] [stderr]     Checking anstyle v1.0.1
[INFO] [stderr]     Checking aho-corasick v1.0.4
[INFO] [stderr]    Compiling anyhow v1.0.68
[INFO] [stderr]    Compiling thiserror v1.0.38
[INFO] [stderr]     Checking http v0.2.9
[INFO] [stderr]     Checking clap_lex v0.5.0
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]     Checking serde_bytes v0.11.12
[INFO] [stderr]     Checking encoding_rs v0.8.32
[INFO] [stderr]    Compiling cc v1.0.82
[INFO] [stderr]    Compiling syn v2.0.53
[INFO] [stderr]     Checking idna v0.4.0
[INFO] [stderr]     Checking base64 v0.21.2
[INFO] [stderr]     Checking cpufeatures v0.2.9
[INFO] [stderr]     Checking ipnet v2.8.0
[INFO] [stderr]     Checking fastrand v2.0.0
[INFO] [stderr]     Checking serde_bencode v0.2.3
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking url v2.4.0
[INFO] [stderr]     Checking http-body v0.4.5
[INFO] [stderr]     Checking generic-array v0.14.7
[INFO] [stderr]     Checking regex-automata v0.3.6
[INFO] [stderr]    Compiling openssl-sys v0.9.91
[INFO] [stderr]    Compiling native-tls v0.2.11
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking sha1 v0.10.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.38
[INFO] [stderr]     Checking is-terminal v0.4.9
[INFO] [stderr]     Checking tempfile v3.7.1
[INFO] [stderr]     Checking anstream v0.3.2
[INFO] [stderr]     Checking clap_builder v4.3.22
[INFO] [stderr]     Checking regex v1.9.3
[INFO] [stderr]    Compiling tokio-macros v2.1.0
[INFO] [stderr]    Compiling futures-macro v0.3.28
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling clap_derive v4.3.12
[INFO] [stderr]     Checking tokio v1.32.0
[INFO] [stderr]     Checking clap v4.3.22
[INFO] [stderr]     Checking tokio-util v0.7.10
[INFO] [stderr]     Checking tokio-native-tls v0.3.1
[INFO] [stderr]     Checking h2 v0.3.20
[INFO] [stderr]     Checking hyper v0.14.27
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking reqwest v0.11.18
[INFO] [stderr]     Checking bittorrent-starter-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 33.86s
[INFO] running `Command { std: "docker" "inspect" "fab9027a0928aa5da675d041d1810a883fc1a3d193048ccba8bb80a036d8323f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fab9027a0928aa5da675d041d1810a883fc1a3d193048ccba8bb80a036d8323f", kill_on_drop: false }`
[INFO] [stdout] fab9027a0928aa5da675d041d1810a883fc1a3d193048ccba8bb80a036d8323f
[INFO] checking dann-tran/codecrafters-bittorrent-rust against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdann-tran%2Fcodecrafters-bittorrent-rust" "/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/dann-tran/codecrafters-bittorrent-rust 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/dann-tran/codecrafters-bittorrent-rust
[INFO] finished tweaking git repo https://github.com/dann-tran/codecrafters-bittorrent-rust
[INFO] tweaked toml for git repo https://github.com/dann-tran/codecrafters-bittorrent-rust written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/dann-tran/codecrafters-bittorrent-rust 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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] 16908fefcfc8068a25e97bc654427bda96bd69e3311ee40e7291685574f50557
[INFO] running `Command { std: "docker" "start" "-a" "16908fefcfc8068a25e97bc654427bda96bd69e3311ee40e7291685574f50557", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "16908fefcfc8068a25e97bc654427bda96bd69e3311ee40e7291685574f50557", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16908fefcfc8068a25e97bc654427bda96bd69e3311ee40e7291685574f50557", kill_on_drop: false }`
[INFO] [stdout] 16908fefcfc8068a25e97bc654427bda96bd69e3311ee40e7291685574f50557
[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] 2b547b5d3637167a83159b395185c02fd6920850c9b18edd6cb02fa3ccd67966
[INFO] running `Command { std: "docker" "start" "-a" "2b547b5d3637167a83159b395185c02fd6920850c9b18edd6cb02fa3ccd67966", kill_on_drop: false }`
[INFO] [stderr]    Compiling pkg-config v0.3.27
[INFO] [stderr]     Checking bytes v1.3.0
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling futures-task v0.3.28
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]    Compiling rustix v0.38.8
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]     Checking tracing-core v0.1.31
[INFO] [stderr]     Checking bitflags v2.4.0
[INFO] [stderr]    Compiling openssl v0.10.56
[INFO] [stderr]     Checking linux-raw-sys v0.4.5
[INFO] [stderr]     Checking futures-sink v0.3.28
[INFO] [stderr]    Compiling futures-channel v0.3.28
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]     Checking percent-encoding v2.3.0
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]     Checking try-lock v0.2.4
[INFO] [stderr]     Checking form_urlencoded v1.2.0
[INFO] [stderr]     Checking anstyle-parse v0.2.1
[INFO] [stderr]     Checking unicode-normalization v0.1.22
[INFO] [stderr]     Checking anstyle v1.0.1
[INFO] [stderr]     Checking want v0.3.1
[INFO] [stderr]     Checking tracing v0.1.37
[INFO] [stderr]    Compiling serde_json v1.0.105
[INFO] [stderr]     Checking http v0.2.9
[INFO] [stderr]     Checking anstyle-query v1.0.0
[INFO] [stderr]     Checking unicode-bidi v0.3.13
[INFO] [stderr]     Checking aho-corasick v1.0.4
[INFO] [stderr]     Checking clap_lex v0.5.0
[INFO] [stderr]    Compiling anyhow v1.0.68
[INFO] [stderr]    Compiling thiserror v1.0.38
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]     Checking serde_bytes v0.11.12
[INFO] [stderr]     Checking encoding_rs v0.8.32
[INFO] [stderr]     Checking cpufeatures v0.2.9
[INFO] [stderr]     Checking ipnet v2.8.0
[INFO] [stderr]     Checking fastrand v2.0.0
[INFO] [stderr]     Checking idna v0.4.0
[INFO] [stderr]    Compiling syn v2.0.53
[INFO] [stderr]    Compiling cc v1.0.82
[INFO] [stderr]     Checking base64 v0.21.2
[INFO] [stderr]     Checking serde_bencode v0.2.3
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking http-body v0.4.5
[INFO] [stderr]     Checking url v2.4.0
[INFO] [stderr]     Checking regex-automata v0.3.6
[INFO] [stderr]     Checking generic-array v0.14.7
[INFO] [stderr]    Compiling openssl-sys v0.9.91
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking is-terminal v0.4.9
[INFO] [stderr]     Checking tempfile v3.7.1
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking anstream v0.3.2
[INFO] [stderr]    Compiling native-tls v0.2.11
[INFO] [stderr]     Checking sha1 v0.10.5
[INFO] [stderr]     Checking clap_builder v4.3.22
[INFO] [stderr]    Compiling thiserror-impl v1.0.38
[INFO] [stderr]     Checking regex v1.9.3
[INFO] [stderr]    Compiling tokio-macros v2.1.0
[INFO] [stderr]    Compiling futures-macro v0.3.28
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling clap_derive v4.3.12
[INFO] [stderr]     Checking tokio v1.32.0
[INFO] [stderr]     Checking clap v4.3.22
[INFO] [stderr]     Checking tokio-util v0.7.10
[INFO] [stderr]     Checking tokio-native-tls v0.3.1
[INFO] [stderr]     Checking h2 v0.3.20
[INFO] [stderr]     Checking hyper v0.14.27
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking reqwest v0.11.18
[INFO] [stderr]     Checking bittorrent-starter-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 31.72s
[INFO] running `Command { std: "docker" "inspect" "2b547b5d3637167a83159b395185c02fd6920850c9b18edd6cb02fa3ccd67966", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b547b5d3637167a83159b395185c02fd6920850c9b18edd6cb02fa3ccd67966", kill_on_drop: false }`
[INFO] [stdout] 2b547b5d3637167a83159b395185c02fd6920850c9b18edd6cb02fa3ccd67966