[INFO] fetching crate luther 0.1.0... [INFO] checking luther-0.1.0 against master#8007b506ac5da629f223b755f5a5391edd5f6d01 for pr-88041 [INFO] extracting crate luther 0.1.0 into /workspace/builds/worker-71/source [INFO] validating manifest of crates.io crate luther 0.1.0 on toolchain 8007b506ac5da629f223b755f5a5391edd5f6d01 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate luther 0.1.0 [INFO] finished tweaking crates.io crate luther 0.1.0 [INFO] tweaked toml for crates.io crate luther 0.1.0 written to /workspace/builds/worker-71/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "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] [stderr] Downloading crates ... [INFO] [stderr] Downloaded quickcheck v0.6.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 648b198a8b0d22f87e9a2e99f77eef76743b5285b3b40f32932c54cd669b4a9b [INFO] running `Command { std: "docker" "start" "-a" "648b198a8b0d22f87e9a2e99f77eef76743b5285b3b40f32932c54cd669b4a9b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "648b198a8b0d22f87e9a2e99f77eef76743b5285b3b40f32932c54cd669b4a9b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "648b198a8b0d22f87e9a2e99f77eef76743b5285b3b40f32932c54cd669b4a9b", kill_on_drop: false }` [INFO] [stdout] 648b198a8b0d22f87e9a2e99f77eef76743b5285b3b40f32932c54cd669b4a9b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f064153bbf02ba4f82eb4d6b7599a614866992b5891fab77e8bf370fb40972ec [INFO] running `Command { std: "docker" "start" "-a" "f064153bbf02ba4f82eb4d6b7599a614866992b5891fab77e8bf370fb40972ec", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.99 [INFO] [stderr] Compiling proc-macro2 v1.0.28 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling cc v1.0.69 [INFO] [stderr] Checking adler v1.0.2 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Checking gimli v0.25.0 [INFO] [stderr] Checking regex-syntax v0.6.25 [INFO] [stderr] Checking rustc-demangle v0.1.20 [INFO] [stderr] Compiling regex v0.2.11 [INFO] [stderr] Checking ucd-util v0.1.8 [INFO] [stderr] Checking encode_unicode v0.3.6 [INFO] [stderr] Checking utf8-ranges v1.0.4 [INFO] [stderr] Checking assert_matches v1.5.0 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking object v0.26.0 [INFO] [stderr] Checking aho-corasick v0.6.10 [INFO] [stderr] Checking regex-syntax v0.5.6 [INFO] [stderr] Compiling miniz_oxide v0.4.4 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling backtrace v0.3.61 [INFO] [stderr] Compiling syn v1.0.74 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking addr2line v0.16.0 [INFO] [stderr] Checking regex v1.5.4 [INFO] [stderr] Checking env_logger v0.5.13 [INFO] [stderr] Checking quickcheck v0.6.2 [INFO] [stderr] Compiling synstructure v0.12.5 [INFO] [stderr] Checking failure v0.1.8 [INFO] [stderr] Checking luther v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/spanned.rs:153:17 [INFO] [stdout] | [INFO] [stdout] 153 | E: Into>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ::std::error::Error + Send + Sync` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/spanned.rs:153:17 [INFO] [stdout] | [INFO] [stdout] 153 | E: Into>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ::std::error::Error + Send + Sync` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused arithmetic operation that must be used [INFO] [stdout] --> src/span.rs:132:9 [INFO] [stdout] | [INFO] [stdout] 132 | Location::new(usize::max_value()) + 3; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the arithmetic operation produces a value [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] 132 | let _ = Location::new(usize::max_value()) + 3; [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 12.47s [INFO] running `Command { std: "docker" "inspect" "f064153bbf02ba4f82eb4d6b7599a614866992b5891fab77e8bf370fb40972ec", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f064153bbf02ba4f82eb4d6b7599a614866992b5891fab77e8bf370fb40972ec", kill_on_drop: false }` [INFO] [stdout] f064153bbf02ba4f82eb4d6b7599a614866992b5891fab77e8bf370fb40972ec