[INFO] fetching crate smlr 0.1.3... [INFO] building smlr-0.1.3 against master#ad85bc524b1ad696e42061ad8338d382dffbdbe5 for pr-146237-1 [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 ad85bc524b1ad696e42061ad8338d382dffbdbe5 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded blake2 v0.9.0 [INFO] [stderr] Downloaded subtle v2.2.3 [INFO] [stderr] Downloaded serde_json v1.0.57 [INFO] [stderr] Downloaded eddie v0.4.2 [INFO] [stderr] Downloaded libc v0.2.74 [INFO] [stderr] Downloaded clap v2.33.1 [INFO] [stderr] Downloaded syn v1.0.38 [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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e58172feb7aae1c07d74b5051928e69181e0d5722f983165c125106c1b287cb1 [INFO] running `Command { std: "docker" "start" "-a" "e58172feb7aae1c07d74b5051928e69181e0d5722f983165c125106c1b287cb1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e58172feb7aae1c07d74b5051928e69181e0d5722f983165c125106c1b287cb1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e58172feb7aae1c07d74b5051928e69181e0d5722f983165c125106c1b287cb1", kill_on_drop: false }` [INFO] [stdout] e58172feb7aae1c07d74b5051928e69181e0d5722f983165c125106c1b287cb1 [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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 58d43d6047db505639ba0c2f200b8fee3c29eae8f1b6d5bb853d829e2ca2ade7 [INFO] running `Command { std: "docker" "start" "-a" "58d43d6047db505639ba0c2f200b8fee3c29eae8f1b6d5bb853d829e2ca2ade7", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.19 [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 byteorder v1.3.4 [INFO] [stderr] Compiling serde v1.0.115 [INFO] [stderr] Compiling serde_json v1.0.57 [INFO] [stderr] Compiling subtle v2.2.3 [INFO] [stderr] Compiling unicode-width v0.1.8 [INFO] [stderr] Compiling crypto-mac v0.8.0 [INFO] [stderr] Compiling digest v0.9.0 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling eddie v0.4.2 [INFO] [stderr] Compiling hex v0.4.2 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling blake2 v0.9.0 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling clap v2.33.1 [INFO] [stderr] Compiling 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)]` (part of `#[warn(unused)]`) 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] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 20.53s [INFO] running `Command { std: "docker" "inspect" "58d43d6047db505639ba0c2f200b8fee3c29eae8f1b6d5bb853d829e2ca2ade7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "58d43d6047db505639ba0c2f200b8fee3c29eae8f1b6d5bb853d829e2ca2ade7", kill_on_drop: false }` [INFO] [stdout] 58d43d6047db505639ba0c2f200b8fee3c29eae8f1b6d5bb853d829e2ca2ade7 [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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] cdb97e85352b158c7fe6113a82e38f9b470ec95ff453e80794a4fc70b80213a9 [INFO] running `Command { std: "docker" "start" "-a" "cdb97e85352b158c7fe6113a82e38f9b470ec95ff453e80794a4fc70b80213a9", kill_on_drop: false }` [INFO] [stderr] Compiling 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)]` (part of `#[warn(unused)]`) 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)]` (part of `#[warn(unused)]`) 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)]` (part of `#[warn(unused)]`) 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 `test` profile [unoptimized + debuginfo] target(s) in 0.96s [INFO] running `Command { std: "docker" "inspect" "cdb97e85352b158c7fe6113a82e38f9b470ec95ff453e80794a4fc70b80213a9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cdb97e85352b158c7fe6113a82e38f9b470ec95ff453e80794a4fc70b80213a9", kill_on_drop: false }` [INFO] [stdout] cdb97e85352b158c7fe6113a82e38f9b470ec95ff453e80794a4fc70b80213a9