[INFO] fetching crate smlr 0.1.3... [INFO] checking smlr-0.1.3 against master#8c32e313cccf7df531e2d49ffb8227bb92304aee for pr-145608-1 [INFO] extracting crate smlr 0.1.3 into /workspace/builds/worker-6-tc1/source [INFO] started tweaking crates.io crate smlr 0.1.3 [INFO] finished tweaking crates.io crate smlr 0.1.3 [INFO] tweaked toml for crates.io crate smlr 0.1.3 written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate smlr 0.1.3 on toolchain 8c32e313cccf7df531e2d49ffb8227bb92304aee [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate smlr 0.1.3 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" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded itoa v0.4.6 [INFO] [stderr] Downloaded byteorder v1.3.4 [INFO] [stderr] Downloaded subtle v2.2.3 [INFO] [stderr] Downloaded typenum v1.12.0 [INFO] [stderr] Downloaded serde_derive v1.0.115 [INFO] [stderr] Downloaded blake2 v0.9.0 [INFO] [stderr] Downloaded serde_json v1.0.57 [INFO] [stderr] Downloaded hermit-abi v0.1.15 [INFO] [stderr] Downloaded proc-macro2 v1.0.19 [INFO] [stderr] Downloaded quote v1.0.7 [INFO] [stderr] Downloaded serde v1.0.115 [INFO] [stderr] Downloaded eddie v0.4.2 [INFO] [stderr] Downloaded hex v0.4.2 [INFO] [stderr] Downloaded syn v1.0.38 [INFO] [stderr] Downloaded libc v0.2.74 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9d335391598a3ab4c5a2dbffbd5075b321e6a99c7622b8be00e90dde1ffd979e [INFO] running `Command { std: "docker" "start" "-a" "9d335391598a3ab4c5a2dbffbd5075b321e6a99c7622b8be00e90dde1ffd979e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9d335391598a3ab4c5a2dbffbd5075b321e6a99c7622b8be00e90dde1ffd979e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9d335391598a3ab4c5a2dbffbd5075b321e6a99c7622b8be00e90dde1ffd979e", kill_on_drop: false }` [INFO] [stdout] 9d335391598a3ab4c5a2dbffbd5075b321e6a99c7622b8be00e90dde1ffd979e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 33dbf1e941efd8fb839a90df296a8542cda7de492c718372903f55ca26fbb7b7 [INFO] running `Command { std: "docker" "start" "-a" "33dbf1e941efd8fb839a90df296a8542cda7de492c718372903f55ca26fbb7b7", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.19 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Compiling typenum v1.12.0 [INFO] [stderr] Compiling syn v1.0.38 [INFO] [stderr] Compiling serde_derive v1.0.115 [INFO] [stderr] Compiling libc v0.2.74 [INFO] [stderr] Compiling serde v1.0.115 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Checking subtle v2.2.3 [INFO] [stderr] Compiling serde_json v1.0.57 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking itoa v0.4.6 [INFO] [stderr] Checking byte-tools v0.3.1 [INFO] [stderr] Compiling generic-array v0.14.4 [INFO] [stderr] Checking opaque-debug v0.2.3 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Checking eddie v0.4.2 [INFO] [stderr] Checking hex v0.4.2 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking clap v2.33.1 [INFO] [stderr] Checking digest v0.9.0 [INFO] [stderr] Checking crypto-mac v0.8.0 [INFO] [stderr] Checking blake2 v0.9.0 [INFO] [stderr] Checking smlr v0.1.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait `Indexer` is never used [INFO] [stdout] --> src/indexer.rs:11:7 [INFO] [stdout] | [INFO] [stdout] 11 | trait Indexer { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `content` is never read [INFO] [stdout] --> src/indexer.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 17 | pub struct Index<'a> { [INFO] [stdout] | ----- field in this struct [INFO] [stdout] 18 | /// Reference to the content [INFO] [stdout] 19 | content: &'a str, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Index` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/indexer.rs:29:44 [INFO] [stdout] | [INFO] [stdout] 29 | pub fn new(algo: ScoringAlgo, content: &str, path: Option) -> Index { [INFO] [stdout] | ^^^^ ----- the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 29 | pub fn new(algo: ScoringAlgo, content: &str, path: Option) -> Index<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `Indexer` is never used [INFO] [stdout] --> src/indexer.rs:11:7 [INFO] [stdout] | [INFO] [stdout] 11 | trait Indexer { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `content` is never read [INFO] [stdout] --> src/indexer.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 17 | pub struct Index<'a> { [INFO] [stdout] | ----- field in this struct [INFO] [stdout] 18 | /// Reference to the content [INFO] [stdout] 19 | content: &'a str, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Index` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/indexer.rs:29:44 [INFO] [stdout] | [INFO] [stdout] 29 | pub fn new(algo: ScoringAlgo, content: &str, path: Option) -> Index { [INFO] [stdout] | ^^^^ ----- the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 29 | pub fn new(algo: ScoringAlgo, content: &str, path: Option) -> Index<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::convert::From::from` that must be used [INFO] [stdout] --> src/score.rs:133:9 [INFO] [stdout] | [INFO] [stdout] 133 | ScoringAlgo::from("junk"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 133 | let _ = ScoringAlgo::from("junk"); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.31s [INFO] running `Command { std: "docker" "inspect" "33dbf1e941efd8fb839a90df296a8542cda7de492c718372903f55ca26fbb7b7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "33dbf1e941efd8fb839a90df296a8542cda7de492c718372903f55ca26fbb7b7", kill_on_drop: false }` [INFO] [stdout] 33dbf1e941efd8fb839a90df296a8542cda7de492c718372903f55ca26fbb7b7