[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] testing fcsonline/trawler against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffcsonline%2Ftrawler" "/workspace/builds/worker-6/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/fcsonline/trawler on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "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-6/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1b5d9290de2ca00703d9e7e63c834e31d70e04e6aaca6932c4afaf86951a856a [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "1b5d9290de2ca00703d9e7e63c834e31d70e04e6aaca6932c4afaf86951a856a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1b5d9290de2ca00703d9e7e63c834e31d70e04e6aaca6932c4afaf86951a856a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1b5d9290de2ca00703d9e7e63c834e31d70e04e6aaca6932c4afaf86951a856a", kill_on_drop: false }` [INFO] [stdout] 1b5d9290de2ca00703d9e7e63c834e31d70e04e6aaca6932c4afaf86951a856a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] e74da0c9dec429fac2d2b23c10b6fd51406f92e70d3e5014d1ee85dc85ad85df [INFO] running `Command { std: "docker" "start" "-a" "e74da0c9dec429fac2d2b23c10b6fd51406f92e70d3e5014d1ee85dc85ad85df", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.45 [INFO] [stderr] Compiling cfg-if v0.1.6 [INFO] [stderr] Compiling rand_core v0.3.0 [INFO] [stderr] Compiling void v1.0.2 [INFO] [stderr] Compiling slab v0.4.1 [INFO] [stderr] Compiling byteorder v1.2.7 [INFO] [stderr] Compiling futures v0.1.25 [INFO] [stderr] Compiling lazy_static v1.2.0 [INFO] [stderr] Compiling parking_lot_core v0.3.1 [INFO] [stderr] Compiling unreachable v1.0.0 [INFO] [stderr] Compiling log v0.4.6 [INFO] [stderr] Compiling crossbeam-utils v0.6.3 [INFO] [stderr] Compiling smallvec v0.6.7 [INFO] [stderr] Compiling rand_core v0.2.2 [INFO] [stderr] Compiling iovec v0.1.2 [INFO] [stderr] Compiling net2 v0.2.33 [INFO] [stderr] Compiling rand v0.5.5 [INFO] [stderr] Compiling num_cpus v1.9.0 [INFO] [stderr] Compiling inotify-sys v0.1.3 [INFO] [stderr] Compiling filetime v0.2.4 [INFO] [stderr] Compiling bytes v0.4.11 [INFO] [stderr] Compiling mio v0.6.16 [INFO] [stderr] Compiling tokio-executor v0.1.5 [INFO] [stderr] Compiling tokio-io v0.1.10 [INFO] [stderr] Compiling mio-extras v2.0.5 [INFO] [stderr] Compiling parking_lot v0.6.4 [INFO] [stderr] Compiling tokio-reactor v0.1.7 [INFO] [stderr] Compiling inotify v0.6.1 [INFO] [stderr] Compiling notify v4.0.6 [INFO] [stderr] Compiling 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 issue #80165 [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 issue #80165 [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] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 12.41s [INFO] running `Command { std: "docker" "inspect" "e74da0c9dec429fac2d2b23c10b6fd51406f92e70d3e5014d1ee85dc85ad85df", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e74da0c9dec429fac2d2b23c10b6fd51406f92e70d3e5014d1ee85dc85ad85df", kill_on_drop: false }` [INFO] [stdout] e74da0c9dec429fac2d2b23c10b6fd51406f92e70d3e5014d1ee85dc85ad85df [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 896f05c184cabd5de52daf1f6c2e95bd355ac29bf39a9cf7301d307236b89172 [INFO] running `Command { std: "docker" "start" "-a" "896f05c184cabd5de52daf1f6c2e95bd355ac29bf39a9cf7301d307236b89172", kill_on_drop: false }` [INFO] [stderr] Compiling 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 issue #80165 [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 issue #80165 [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] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.62s [INFO] running `Command { std: "docker" "inspect" "896f05c184cabd5de52daf1f6c2e95bd355ac29bf39a9cf7301d307236b89172", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "896f05c184cabd5de52daf1f6c2e95bd355ac29bf39a9cf7301d307236b89172", kill_on_drop: false }` [INFO] [stdout] 896f05c184cabd5de52daf1f6c2e95bd355ac29bf39a9cf7301d307236b89172 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] e2c61a6d17511cb1fd4e70203d5f28950f0510c3d97beb9670e5eb6e92670225 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "e2c61a6d17511cb1fd4e70203d5f28950f0510c3d97beb9670e5eb6e92670225", kill_on_drop: false }` [INFO] [stdout] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] running 0 tests [INFO] [stderr] --> src/lib/catalog.rs:8:36 [INFO] [stdout] [INFO] [stderr] | [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stderr] 8 | pub steps: HashMap> [INFO] [stdout] [INFO] [stderr] | ^^^^ help: use `dyn`: `dyn Step` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib/catalog.rs:13:44 [INFO] [stderr] | [INFO] [stderr] 13 | let mut steps: HashMap> = HashMap::new(); [INFO] [stderr] | ^^^^ help: use `dyn`: `dyn Step` [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stderr] --> src/lib/step.rs:4:59 [INFO] [stderr] | [INFO] [stderr] 4 | fn execute(&self, buffer: &Buffer) -> std::io::Result<(Buffer)>; [INFO] [stderr] | ^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stderr] --> src/steps/write.rs:18:59 [INFO] [stderr] | [INFO] [stderr] 18 | fn execute(&self, buffer: &Buffer) -> std::io::Result<(Buffer)> { [INFO] [stderr] | ^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stderr] --> src/steps/hash.rs:16:59 [INFO] [stderr] | [INFO] [stderr] 16 | fn execute(&self, buffer: &Buffer) -> std::io::Result<(Buffer)> { [INFO] [stderr] | ^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stderr] --> src/steps/echo.rs:16:59 [INFO] [stderr] | [INFO] [stderr] 16 | fn execute(&self, buffer: &Buffer) -> std::io::Result<(Buffer)> { [INFO] [stderr] | ^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stderr] --> src/steps/reverse.rs:16:59 [INFO] [stderr] | [INFO] [stderr] 16 | fn execute(&self, buffer: &Buffer) -> std::io::Result<(Buffer)> { [INFO] [stderr] | ^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: `trawler` (bin "trawler" test) generated 7 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/trawler-9738804cf353fa0d) [INFO] running `Command { std: "docker" "inspect" "e2c61a6d17511cb1fd4e70203d5f28950f0510c3d97beb9670e5eb6e92670225", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e2c61a6d17511cb1fd4e70203d5f28950f0510c3d97beb9670e5eb6e92670225", kill_on_drop: false }` [INFO] [stdout] e2c61a6d17511cb1fd4e70203d5f28950f0510c3d97beb9670e5eb6e92670225