[INFO] fetching crate rip_shuffle 0.2.0... [INFO] checking rip_shuffle-0.2.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never [INFO] extracting crate rip_shuffle 0.2.0 into /workspace/builds/worker-1-tc1/source [INFO] validating manifest of crates.io crate rip_shuffle 0.2.0 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate rip_shuffle 0.2.0 [INFO] finished tweaking crates.io crate rip_shuffle 0.2.0 [INFO] tweaked toml for crates.io crate rip_shuffle 0.2.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 42 packages [INFO] [stderr] Adding itertools v0.10.5 (latest: v0.12.1) [INFO] [stderr] Adding nalgebra v0.29.0 (latest: v0.32.5) [INFO] [stderr] Adding nalgebra-macros v0.1.0 (latest: v0.2.1) [INFO] [stderr] Adding simba v0.6.0 (latest: v0.8.1) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.58) [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded statrs v0.16.0 [INFO] [stderr] Downloaded rand_pcg v0.3.1 [INFO] [stderr] Downloaded nalgebra-macros v0.1.0 [INFO] [stderr] Downloaded simba v0.6.0 [INFO] [stderr] Downloaded nalgebra v0.29.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] bc87f0c2619d46f88b025220b5c2f333013e4ac6febe32da5a34afac9d984f6e [INFO] running `Command { std: "docker" "start" "-a" "bc87f0c2619d46f88b025220b5c2f333013e4ac6febe32da5a34afac9d984f6e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "bc87f0c2619d46f88b025220b5c2f333013e4ac6febe32da5a34afac9d984f6e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bc87f0c2619d46f88b025220b5c2f333013e4ac6febe32da5a34afac9d984f6e", kill_on_drop: false }` [INFO] [stdout] bc87f0c2619d46f88b025220b5c2f333013e4ac6febe32da5a34afac9d984f6e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ffe6853a1d23927865fb723493114f92d080422570c6cfa4db4a4e7d7eadaba7 [INFO] running `Command { std: "docker" "start" "-a" "ffe6853a1d23927865fb723493114f92d080422570c6cfa4db4a4e7d7eadaba7", kill_on_drop: false }` [INFO] [stderr] Compiling libm v0.2.8 [INFO] [stderr] Compiling num-traits v0.2.18 [INFO] [stderr] Compiling crossbeam-utils v0.8.19 [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Checking bytemuck v1.15.0 [INFO] [stderr] Compiling paste v1.0.14 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling num-rational v0.4.1 [INFO] [stderr] Checking safe_arch v0.7.1 [INFO] [stderr] Compiling matrixmultiply v0.3.8 [INFO] [stderr] Compiling rayon-core v1.12.1 [INFO] [stderr] Compiling typenum v1.17.0 [INFO] [stderr] Checking wide v0.7.15 [INFO] [stderr] Checking either v1.10.0 [INFO] [stderr] Checking getrandom v0.2.12 [INFO] [stderr] Checking crossbeam-epoch v0.9.18 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking rawpointer v0.2.1 [INFO] [stderr] Checking crossbeam-deque v0.8.5 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand_pcg v0.3.1 [INFO] [stderr] Checking arrayvec v0.7.4 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking itertools v0.10.5 [INFO] [stderr] Checking rayon v1.10.0 [INFO] [stderr] Checking num-integer v0.1.46 [INFO] [stderr] Checking num-complex v0.4.5 [INFO] [stderr] Checking approx v0.5.1 [INFO] [stderr] Checking simba v0.6.0 [INFO] [stderr] Checking rand_distr v0.4.3 [INFO] [stderr] Checking rip_shuffle v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `Rng` is imported redundantly [INFO] [stdout] --> src/scatter_shuffle/parallel.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 3 | use super::*; [INFO] [stdout] | -------- the item `Rng` is already imported here [INFO] [stdout] ... [INFO] [stdout] 9 | use rand::Rng; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Rng` is imported redundantly [INFO] [stdout] --> src/scatter_shuffle/sequential.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 4 | use super::*; [INFO] [stdout] | -------- the item `Rng` is already imported here [INFO] [stdout] ... [INFO] [stdout] 12 | use rand::Rng; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling nalgebra-macros v0.1.0 [INFO] [stderr] Checking nalgebra v0.29.0 [INFO] [stderr] Checking statrs v0.16.0 [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 36.33s [INFO] running `Command { std: "docker" "inspect" "ffe6853a1d23927865fb723493114f92d080422570c6cfa4db4a4e7d7eadaba7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ffe6853a1d23927865fb723493114f92d080422570c6cfa4db4a4e7d7eadaba7", kill_on_drop: false }` [INFO] [stdout] ffe6853a1d23927865fb723493114f92d080422570c6cfa4db4a4e7d7eadaba7 [INFO] checking rip_shuffle-0.2.0 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never [INFO] extracting crate rip_shuffle 0.2.0 into /workspace/builds/worker-1-tc2/source [INFO] validating manifest of crates.io crate rip_shuffle 0.2.0 on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate rip_shuffle 0.2.0 [INFO] finished tweaking crates.io crate rip_shuffle 0.2.0 [INFO] tweaked toml for crates.io crate rip_shuffle 0.2.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 42 packages [INFO] [stderr] Adding itertools v0.10.5 (latest: v0.12.1) [INFO] [stderr] Adding nalgebra v0.29.0 (latest: v0.32.5) [INFO] [stderr] Adding nalgebra-macros v0.1.0 (latest: v0.2.1) [INFO] [stderr] Adding simba v0.6.0 (latest: v0.8.1) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.58) [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a44a6c2978c475eebe63da0e08e89f99a9604a9024c28ba65a80215e5debbf95 [INFO] running `Command { std: "docker" "start" "-a" "a44a6c2978c475eebe63da0e08e89f99a9604a9024c28ba65a80215e5debbf95", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a44a6c2978c475eebe63da0e08e89f99a9604a9024c28ba65a80215e5debbf95", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a44a6c2978c475eebe63da0e08e89f99a9604a9024c28ba65a80215e5debbf95", kill_on_drop: false }` [INFO] [stdout] a44a6c2978c475eebe63da0e08e89f99a9604a9024c28ba65a80215e5debbf95 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 77a5b46e29133034d44112c6d7ece3fd272ee158abff9c87059decd154f06e35 [INFO] running `Command { std: "docker" "start" "-a" "77a5b46e29133034d44112c6d7ece3fd272ee158abff9c87059decd154f06e35", kill_on_drop: false }` [INFO] [stderr] Compiling libm v0.2.8 [INFO] [stderr] Compiling num-traits v0.2.18 [INFO] [stderr] Compiling crossbeam-utils v0.8.19 [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Checking bytemuck v1.15.0 [INFO] [stderr] Compiling paste v1.0.14 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling matrixmultiply v0.3.8 [INFO] [stderr] Checking safe_arch v0.7.1 [INFO] [stderr] Compiling num-rational v0.4.1 [INFO] [stderr] Compiling typenum v1.17.0 [INFO] [stderr] Compiling rayon-core v1.12.1 [INFO] [stderr] Checking wide v0.7.15 [INFO] [stderr] Checking either v1.10.0 [INFO] [stderr] Checking getrandom v0.2.12 [INFO] [stderr] Checking crossbeam-epoch v0.9.18 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking rawpointer v0.2.1 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking crossbeam-deque v0.8.5 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking rand_pcg v0.3.1 [INFO] [stderr] Checking arrayvec v0.7.4 [INFO] [stderr] Checking itertools v0.10.5 [INFO] [stderr] Checking num-complex v0.4.5 [INFO] [stderr] Checking num-integer v0.1.46 [INFO] [stderr] Checking rand_distr v0.4.3 [INFO] [stderr] Checking approx v0.5.1 [INFO] [stderr] Checking rayon v1.10.0 [INFO] [stderr] Checking simba v0.6.0 [INFO] [stderr] Checking rip_shuffle v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `Rng` is imported redundantly [INFO] [stdout] --> src/scatter_shuffle/parallel.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 3 | use super::*; [INFO] [stdout] | -------- the item `Rng` is already imported here [INFO] [stdout] ... [INFO] [stdout] 9 | use rand::Rng; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Rng` is imported redundantly [INFO] [stdout] --> src/scatter_shuffle/sequential.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 4 | use super::*; [INFO] [stdout] | -------- the item `Rng` is already imported here [INFO] [stdout] ... [INFO] [stdout] 12 | use rand::Rng; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling nalgebra-macros v0.1.0 [INFO] [stderr] Checking nalgebra v0.29.0 [INFO] [stderr] Checking statrs v0.16.0 [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 33.18s [INFO] running `Command { std: "docker" "inspect" "77a5b46e29133034d44112c6d7ece3fd272ee158abff9c87059decd154f06e35", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "77a5b46e29133034d44112c6d7ece3fd272ee158abff9c87059decd154f06e35", kill_on_drop: false }` [INFO] [stdout] 77a5b46e29133034d44112c6d7ece3fd272ee158abff9c87059decd154f06e35