[INFO] fetching crate permu-rs 0.2.0... [INFO] checking permu-rs-0.2.0 against beta for pr-78714 [INFO] extracting crate permu-rs 0.2.0 into /workspace/builds/worker-2/source [INFO] validating manifest of crates.io crate permu-rs 0.2.0 on toolchain beta [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate permu-rs 0.2.0 [INFO] finished tweaking crates.io crate permu-rs 0.2.0 [INFO] tweaked toml for crates.io crate permu-rs 0.2.0 written to /workspace/builds/worker-2/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "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" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 05df3abe758634a7d7dc59789001e44033b3802d9ee20f29b890b7df5383a9b7 [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" "05df3abe758634a7d7dc59789001e44033b3802d9ee20f29b890b7df5383a9b7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "05df3abe758634a7d7dc59789001e44033b3802d9ee20f29b890b7df5383a9b7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "05df3abe758634a7d7dc59789001e44033b3802d9ee20f29b890b7df5383a9b7", kill_on_drop: false }` [INFO] [stdout] 05df3abe758634a7d7dc59789001e44033b3802d9ee20f29b890b7df5383a9b7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--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] 924ccb51efee7f00b601f4c083874ba2c2c8ded597d438808f2d4a6129a80cfc [INFO] running `Command { std: "docker" "start" "-a" "924ccb51efee7f00b601f4c083874ba2c2c8ded597d438808f2d4a6129a80cfc", kill_on_drop: false }` [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking itertools v0.8.2 [INFO] [stderr] Checking rand_xoshiro v0.1.0 [INFO] [stderr] Checking bstr v0.2.14 [INFO] [stderr] Checking csv-core v0.1.10 [INFO] [stderr] Checking serde_json v1.0.59 [INFO] [stderr] Checking permu-rs v0.2.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking csv v1.1.4 [INFO] [stderr] Checking criterion-plot v0.3.1 [INFO] [stderr] Checking tinytemplate v1.1.0 [INFO] [stderr] Checking criterion v0.2.11 [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> benches/bench.rs:21:31 [INFO] [stdout] | [INFO] [stdout] 21 | Population::sample(distr, samples); [INFO] [stdout] | ^^^^^^^ expected enum `Distribution`, found struct `PermuPopulation` [INFO] [stdout] | [INFO] [stdout] = note: expected mutable reference `&mut Distribution` [INFO] [stdout] found mutable reference `&mut PermuPopulation` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the trait bound `Distribution: Population<_>` is not satisfied [INFO] [stdout] --> benches/bench.rs:21:5 [INFO] [stdout] | [INFO] [stdout] 21 | Population::sample(distr, samples); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ the trait `Population<_>` is not implemented for `Distribution` [INFO] [stdout] | [INFO] [stdout] = note: required by `permu_rs::Population::sample` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0277, E0308. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0277`. [INFO] [stdout] [INFO] [stderr] error: could not compile `permu-rs` [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/problems.rs:484:13 [INFO] [stdout] | [INFO] [stdout] 484 | let mut permu = Permutation::::from_vec_unsec( [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "924ccb51efee7f00b601f4c083874ba2c2c8ded597d438808f2d4a6129a80cfc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "924ccb51efee7f00b601f4c083874ba2c2c8ded597d438808f2d4a6129a80cfc", kill_on_drop: false }` [INFO] [stdout] 924ccb51efee7f00b601f4c083874ba2c2c8ded597d438808f2d4a6129a80cfc