[INFO] fetching crate sveppa-torrent 0.1.0... [INFO] checking sveppa-torrent-0.1.0 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate sveppa-torrent 0.1.0 into /workspace/builds/worker-5-tc1/source [INFO] validating manifest of crates.io crate sveppa-torrent 0.1.0 on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate sveppa-torrent 0.1.0 [INFO] finished tweaking crates.io crate sveppa-torrent 0.1.0 [INFO] tweaked toml for crates.io crate sveppa-torrent 0.1.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 2 packages [INFO] [stderr] Adding sveppa-bencode v0.1.6 (latest: v0.2.2) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded sveppa-bencode v0.1.6 [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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c09b831ea652bf21c9d7c5c681fc3abc4c907434c0698691279867ccdf3d21d3 [INFO] running `Command { std: "docker" "start" "-a" "c09b831ea652bf21c9d7c5c681fc3abc4c907434c0698691279867ccdf3d21d3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c09b831ea652bf21c9d7c5c681fc3abc4c907434c0698691279867ccdf3d21d3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c09b831ea652bf21c9d7c5c681fc3abc4c907434c0698691279867ccdf3d21d3", kill_on_drop: false }` [INFO] [stdout] c09b831ea652bf21c9d7c5c681fc3abc4c907434c0698691279867ccdf3d21d3 [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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 83f051ad97ec9edcf9484a0374a473aaeed054e07d2b608834c894914b6c1834 [INFO] running `Command { std: "docker" "start" "-a" "83f051ad97ec9edcf9484a0374a473aaeed054e07d2b608834c894914b6c1834", kill_on_drop: false }` [INFO] [stderr] Checking sveppa-bencode v0.1.6 [INFO] [stderr] Checking sveppa-torrent v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `BencodeByteStr` [INFO] [stdout] --> src/types.rs:1:31 [INFO] [stdout] | [INFO] [stdout] 1 | use sveppa_bencode::{Bencode, BencodeByteStr, BencodeDict}; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `BencodeByteStr` [INFO] [stdout] --> src/types.rs:1:31 [INFO] [stdout] | [INFO] [stdout] 1 | use sveppa_bencode::{Bencode, BencodeByteStr, BencodeDict}; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `TorrentFiles` [INFO] [stdout] --> src/lib.rs:8:46 [INFO] [stdout] | [INFO] [stdout] 8 | use crate::types::{Torrent, TorrentInfo, TorrentFiles}; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Torrent` is never constructed [INFO] [stdout] --> src/types.rs:11:12 [INFO] [stdout] | [INFO] [stdout] 11 | pub struct Torrent { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Torrent` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `TorrentInfo` is never constructed [INFO] [stdout] --> src/types.rs:20:12 [INFO] [stdout] | [INFO] [stdout] 20 | pub struct TorrentInfo { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `TorrentInfo` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `TorrentFiles` is never constructed [INFO] [stdout] --> src/types.rs:41:12 [INFO] [stdout] | [INFO] [stdout] 41 | pub struct TorrentFiles { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `TorrentFiles` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated functions `from_bytes` and `parse` are never used [INFO] [stdout] --> src/types.rs:50:12 [INFO] [stdout] | [INFO] [stdout] 49 | impl Torrent { [INFO] [stdout] | ------------ associated functions in this implementation [INFO] [stdout] 50 | pub fn from_bytes(bytes: &[u8]) -> Torrent { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 57 | pub fn parse(bencode_tree: &Bencode) -> Torrent { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `parse` is never used [INFO] [stdout] --> src/types.rs:68:12 [INFO] [stdout] | [INFO] [stdout] 67 | impl TorrentInfo { [INFO] [stdout] | ---------------- associated function in this implementation [INFO] [stdout] 68 | pub fn parse(dict: &BencodeDict) -> TorrentInfo { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `parse` is never used [INFO] [stdout] --> src/types.rs:80:12 [INFO] [stdout] | [INFO] [stdout] 79 | impl TorrentFiles { [INFO] [stdout] | ----------------- associated function in this implementation [INFO] [stdout] 80 | pub fn parse(bencode_tree: &BencodeDict) -> Option { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `apply_or_none` is never used [INFO] [stdout] --> src/parser.rs:3:8 [INFO] [stdout] | [INFO] [stdout] 3 | pub fn apply_or_none( [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `unpackage_list_typed` is never used [INFO] [stdout] --> src/parser.rs:17:8 [INFO] [stdout] | [INFO] [stdout] 17 | pub fn unpackage_list_typed( [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `get_optional_usize` is never used [INFO] [stdout] --> src/parser.rs:27:8 [INFO] [stdout] | [INFO] [stdout] 27 | pub fn get_optional_usize(dict: &BencodeDict, key: &Vec) -> Option { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `unpackage_usize` is never used [INFO] [stdout] --> src/parser.rs:38:8 [INFO] [stdout] | [INFO] [stdout] 38 | pub fn unpackage_usize(dict: &BencodeDict, key: &Vec) -> usize { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `unpackage_string` is never used [INFO] [stdout] --> src/parser.rs:44:8 [INFO] [stdout] | [INFO] [stdout] 44 | pub fn unpackage_string(dict: &BencodeDict, key: &Vec) -> String { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `unpackage_dict` is never used [INFO] [stdout] --> src/parser.rs:49:8 [INFO] [stdout] | [INFO] [stdout] 49 | pub fn unpackage_dict(bencode: &Bencode) -> &BencodeDict { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `unpackage_subdict` is never used [INFO] [stdout] --> src/parser.rs:54:8 [INFO] [stdout] | [INFO] [stdout] 54 | pub fn unpackage_subdict<'a>(dict: &'a BencodeDict, key: &Vec) -> &'a BencodeDict { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `unpackage_bytearray` is never used [INFO] [stdout] --> src/parser.rs:59:8 [INFO] [stdout] | [INFO] [stdout] 59 | pub fn unpackage_bytearray(dict: &BencodeDict, key: &Vec) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `pieces` is never read [INFO] [stdout] --> src/types.rs:36:9 [INFO] [stdout] | [INFO] [stdout] 20 | pub struct TorrentInfo { [INFO] [stdout] | ----------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 36 | pub pieces: Vec, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `TorrentInfo` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `length` and `path` are never read [INFO] [stdout] --> src/types.rs:43:9 [INFO] [stdout] | [INFO] [stdout] 41 | pub struct TorrentFiles { [INFO] [stdout] | ------------ fields in this struct [INFO] [stdout] 42 | /// size of the file in bytes [INFO] [stdout] 43 | pub length: usize, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 46 | pub path: Vec, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `TorrentFiles` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 15 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.14s [INFO] running `Command { std: "docker" "inspect" "83f051ad97ec9edcf9484a0374a473aaeed054e07d2b608834c894914b6c1834", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "83f051ad97ec9edcf9484a0374a473aaeed054e07d2b608834c894914b6c1834", kill_on_drop: false }` [INFO] [stdout] 83f051ad97ec9edcf9484a0374a473aaeed054e07d2b608834c894914b6c1834 [INFO] checking sveppa-torrent-0.1.0 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] extracting crate sveppa-torrent 0.1.0 into /workspace/builds/worker-5-tc2/source [INFO] validating manifest of crates.io crate sveppa-torrent 0.1.0 on toolchain 3a4bc97f6385a3aa300a4fd689b44350e54fd676 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate sveppa-torrent 0.1.0 [INFO] finished tweaking crates.io crate sveppa-torrent 0.1.0 [INFO] tweaked toml for crates.io crate sveppa-torrent 0.1.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] bb18fdb4751cfd51fcfdeb9fe14f8710ca5a4645261a695351645e801ee4a309 [INFO] running `Command { std: "docker" "start" "-a" "bb18fdb4751cfd51fcfdeb9fe14f8710ca5a4645261a695351645e801ee4a309", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "bb18fdb4751cfd51fcfdeb9fe14f8710ca5a4645261a695351645e801ee4a309", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bb18fdb4751cfd51fcfdeb9fe14f8710ca5a4645261a695351645e801ee4a309", kill_on_drop: false }` [INFO] [stdout] bb18fdb4751cfd51fcfdeb9fe14f8710ca5a4645261a695351645e801ee4a309 [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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 14f2080547fe9f4382965c544ae3eae0b18b73cec812adf9c29737f4d0567284 [INFO] running `Command { std: "docker" "start" "-a" "14f2080547fe9f4382965c544ae3eae0b18b73cec812adf9c29737f4d0567284", kill_on_drop: false }` [INFO] [stderr] Checking sveppa-bencode v0.1.6 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/sveppa-bencode-0.1.6/src/parser.rs:123:9 [INFO] [stdout] | [INFO] [stdout] 123 | / match b { [INFO] [stdout] 124 | | 48..=57 => continue, // [0-9] keep parsing [INFO] [stdout] 125 | | x if x == &seek_byte => return Ok(i + offset), [INFO] [stdout] 126 | | 128..=u8::MAX => return Err(InvalidASCIIBytes), // TODO: does Bencode support extended ASCII? [INFO] [stdout] 127 | | _ => return Err(InvalidIntegerString), // anything other than [0-9] or 'e' is an invalid integer [INFO] [stdout] 128 | | }; [INFO] [stdout] | |_________^ cannot infer type [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stderr] error: could not compile `sveppa-bencode` (lib) due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "14f2080547fe9f4382965c544ae3eae0b18b73cec812adf9c29737f4d0567284", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "14f2080547fe9f4382965c544ae3eae0b18b73cec812adf9c29737f4d0567284", kill_on_drop: false }` [INFO] [stdout] 14f2080547fe9f4382965c544ae3eae0b18b73cec812adf9c29737f4d0567284