[INFO] cloning repository https://github.com/fcsonline/trawler [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fcsonline/trawler" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffcsonline%2Ftrawler", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffcsonline%2Ftrawler'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 4360162f2d7a64e0b931dc238e6d00ec359e1ae3 [INFO] checking fcsonline/trawler against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffcsonline%2Ftrawler" "/workspace/builds/worker-3/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/fcsonline/trawler on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/fcsonline/trawler [INFO] finished tweaking git repo https://github.com/fcsonline/trawler [INFO] tweaked toml for git repo https://github.com/fcsonline/trawler written to /workspace/builds/worker-3/source/Cargo.toml [INFO] crate git repo https://github.com/fcsonline/trawler already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "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-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0911e8ac4abfca874a8e2304d8300037cf95fa6fdd116786f7bd076e2d58d5bf [INFO] running `Command { std: "docker" "start" "-a" "0911e8ac4abfca874a8e2304d8300037cf95fa6fdd116786f7bd076e2d58d5bf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0911e8ac4abfca874a8e2304d8300037cf95fa6fdd116786f7bd076e2d58d5bf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0911e8ac4abfca874a8e2304d8300037cf95fa6fdd116786f7bd076e2d58d5bf", kill_on_drop: false }` [INFO] [stdout] 0911e8ac4abfca874a8e2304d8300037cf95fa6fdd116786f7bd076e2d58d5bf [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 039334ce8ff0421c37273b699fd801ccfae97dab3c91de46413f322dae6c21bf [INFO] running `Command { std: "docker" "start" "-a" "039334ce8ff0421c37273b699fd801ccfae97dab3c91de46413f322dae6c21bf", 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] Compiling libc v0.2.45 [INFO] [stderr] Checking cfg-if v0.1.6 [INFO] [stderr] Checking rand_core v0.3.0 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking slab v0.4.1 [INFO] [stderr] Checking futures v0.1.25 [INFO] [stderr] Checking byteorder v1.2.7 [INFO] [stderr] Checking lazy_static v1.2.0 [INFO] [stderr] Checking same-file v1.0.4 [INFO] [stderr] Checking bitflags v1.0.4 [INFO] [stderr] Compiling parking_lot_core v0.3.1 [INFO] [stderr] Checking walkdir v2.2.7 [INFO] [stderr] Checking unreachable v1.0.0 [INFO] [stderr] Checking rand_core v0.2.2 [INFO] [stderr] Checking log v0.4.6 [INFO] [stderr] Checking crossbeam-utils v0.6.3 [INFO] [stderr] Checking smallvec v0.6.7 [INFO] [stderr] Checking iovec v0.1.2 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Checking rand v0.5.5 [INFO] [stderr] Checking num_cpus v1.9.0 [INFO] [stderr] Checking inotify-sys v0.1.3 [INFO] [stderr] Checking filetime v0.2.4 [INFO] [stderr] Checking bytes v0.4.11 [INFO] [stderr] Checking mio v0.6.16 [INFO] [stderr] Checking parking_lot v0.6.4 [INFO] [stderr] Checking mio-extras v2.0.5 [INFO] [stderr] Checking tokio-executor v0.1.5 [INFO] [stderr] Checking tokio-io v0.1.10 [INFO] [stderr] Checking tokio-reactor v0.1.7 [INFO] [stderr] Checking inotify v0.6.1 [INFO] [stderr] Checking notify v4.0.6 [INFO] [stderr] Checking trawler v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib/catalog.rs:8:36 [INFO] [stdout] | [INFO] [stdout] 8 | pub steps: HashMap> [INFO] [stdout] | ^^^^ help: use `dyn`: `dyn Step` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) 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/lib/catalog.rs:13:44 [INFO] [stdout] | [INFO] [stdout] 13 | let mut steps: HashMap> = HashMap::new(); [INFO] [stdout] | ^^^^ help: use `dyn`: `dyn Step` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib/step.rs:4:59 [INFO] [stdout] | [INFO] [stdout] 4 | fn execute(&self, buffer: &Buffer) -> std::io::Result<(Buffer)>; [INFO] [stdout] | ^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/steps/write.rs:18:59 [INFO] [stdout] | [INFO] [stdout] 18 | fn execute(&self, buffer: &Buffer) -> std::io::Result<(Buffer)> { [INFO] [stdout] | ^^^^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/steps/hash.rs:16:59 [INFO] [stdout] | [INFO] [stdout] 16 | fn execute(&self, buffer: &Buffer) -> std::io::Result<(Buffer)> { [INFO] [stdout] | ^^^^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/steps/echo.rs:16:59 [INFO] [stdout] | [INFO] [stdout] 16 | fn execute(&self, buffer: &Buffer) -> std::io::Result<(Buffer)> { [INFO] [stdout] | ^^^^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/steps/reverse.rs:16:59 [INFO] [stdout] | [INFO] [stdout] 16 | fn execute(&self, buffer: &Buffer) -> std::io::Result<(Buffer)> { [INFO] [stdout] | ^^^^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib/catalog.rs:8:36 [INFO] [stdout] | [INFO] [stdout] 8 | pub steps: HashMap> [INFO] [stdout] | ^^^^ help: use `dyn`: `dyn Step` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) 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/lib/catalog.rs:13:44 [INFO] [stdout] | [INFO] [stdout] 13 | let mut steps: HashMap> = HashMap::new(); [INFO] [stdout] | ^^^^ help: use `dyn`: `dyn Step` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib/step.rs:4:59 [INFO] [stdout] | [INFO] [stdout] 4 | fn execute(&self, buffer: &Buffer) -> std::io::Result<(Buffer)>; [INFO] [stdout] | ^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/steps/write.rs:18:59 [INFO] [stdout] | [INFO] [stdout] 18 | fn execute(&self, buffer: &Buffer) -> std::io::Result<(Buffer)> { [INFO] [stdout] | ^^^^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/steps/hash.rs:16:59 [INFO] [stdout] | [INFO] [stdout] 16 | fn execute(&self, buffer: &Buffer) -> std::io::Result<(Buffer)> { [INFO] [stdout] | ^^^^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/steps/echo.rs:16:59 [INFO] [stdout] | [INFO] [stdout] 16 | fn execute(&self, buffer: &Buffer) -> std::io::Result<(Buffer)> { [INFO] [stdout] | ^^^^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/steps/reverse.rs:16:59 [INFO] [stdout] | [INFO] [stdout] 16 | fn execute(&self, buffer: &Buffer) -> std::io::Result<(Buffer)> { [INFO] [stdout] | ^^^^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 20.40s [INFO] running `Command { std: "docker" "inspect" "039334ce8ff0421c37273b699fd801ccfae97dab3c91de46413f322dae6c21bf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "039334ce8ff0421c37273b699fd801ccfae97dab3c91de46413f322dae6c21bf", kill_on_drop: false }` [INFO] [stdout] 039334ce8ff0421c37273b699fd801ccfae97dab3c91de46413f322dae6c21bf