[INFO] fetching crate discrete_transforms 0.1.3... [INFO] testing discrete_transforms-0.1.3 against beta-2022-04-10 for beta-1.61-1 [INFO] extracting crate discrete_transforms 0.1.3 into /workspace/builds/worker-20/source [INFO] validating manifest of crates.io crate discrete_transforms 0.1.3 on toolchain beta-2022-04-10 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate discrete_transforms 0.1.3 [INFO] finished tweaking crates.io crate discrete_transforms 0.1.3 [INFO] tweaked toml for crates.io crate discrete_transforms 0.1.3 written to /workspace/builds/worker-20/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "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-2022-04-10" "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-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ec4a6b691c1baaddddf88539642211ff29a9d6142026dd5a15e41ee071384c37 [INFO] running `Command { std: "docker" "start" "-a" "ec4a6b691c1baaddddf88539642211ff29a9d6142026dd5a15e41ee071384c37", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ec4a6b691c1baaddddf88539642211ff29a9d6142026dd5a15e41ee071384c37", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ec4a6b691c1baaddddf88539642211ff29a9d6142026dd5a15e41ee071384c37", kill_on_drop: false }` [INFO] [stdout] ec4a6b691c1baaddddf88539642211ff29a9d6142026dd5a15e41ee071384c37 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] cf6b2678759b734cbfd74b6cd74bf28112e405ae5ff86c41c07a9452525b48c3 [INFO] running `Command { std: "docker" "start" "-a" "cf6b2678759b734cbfd74b6cd74bf28112e405ae5ff86c41c07a9452525b48c3", kill_on_drop: false }` [INFO] [stderr] Compiling either v1.6.1 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling itertools v0.8.2 [INFO] [stderr] Compiling discrete_transforms v0.1.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/haar_1d.rs:52:17 [INFO] [stdout] | [INFO] [stdout] 52 | let mut temp: Vec = output.iter().take(length).cloned().collect(); [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: variable does not need to be mutable [INFO] [stdout] --> src/haar_1d.rs:55:22 [INFO] [stdout] | [INFO] [stdout] 55 | let (mut s, mut d) = temp.split_at(length / 2); [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/haar_1d.rs:55:29 [INFO] [stdout] | [INFO] [stdout] 55 | let (mut s, mut d) = temp.split_at(length / 2); [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3.22s [INFO] running `Command { std: "docker" "inspect" "cf6b2678759b734cbfd74b6cd74bf28112e405ae5ff86c41c07a9452525b48c3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cf6b2678759b734cbfd74b6cd74bf28112e405ae5ff86c41c07a9452525b48c3", kill_on_drop: false }` [INFO] [stdout] cf6b2678759b734cbfd74b6cd74bf28112e405ae5ff86c41c07a9452525b48c3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 17c5ada494d1cfc822aab9768b1d4b4b97949be18637a6b91641e9da8371da31 [INFO] running `Command { std: "docker" "start" "-a" "17c5ada494d1cfc822aab9768b1d4b4b97949be18637a6b91641e9da8371da31", kill_on_drop: false }` [INFO] [stderr] Compiling discrete_transforms v0.1.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/haar_1d.rs:52:17 [INFO] [stdout] | [INFO] [stdout] 52 | let mut temp: Vec = output.iter().take(length).cloned().collect(); [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: variable does not need to be mutable [INFO] [stdout] --> src/haar_1d.rs:55:22 [INFO] [stdout] | [INFO] [stdout] 55 | let (mut s, mut d) = temp.split_at(length / 2); [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/haar_1d.rs:55:29 [INFO] [stdout] | [INFO] [stdout] 55 | let (mut s, mut d) = temp.split_at(length / 2); [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/haar_1d.rs:52:17 [INFO] [stdout] | [INFO] [stdout] 52 | let mut temp: Vec = output.iter().take(length).cloned().collect(); [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: variable does not need to be mutable [INFO] [stdout] --> src/haar_1d.rs:55:22 [INFO] [stdout] | [INFO] [stdout] 55 | let (mut s, mut d) = temp.split_at(length / 2); [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/haar_1d.rs:55:29 [INFO] [stdout] | [INFO] [stdout] 55 | let (mut s, mut d) = temp.split_at(length / 2); [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.79s [INFO] [stderr] Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/discrete_transforms-df16d861e6b53f0f) [INFO] [stderr] Executable tests/dct_1d_tests.rs (/opt/rustwide/target/debug/deps/dct_1d_tests-3857a40b29097dfa) [INFO] [stderr] Executable tests/dct_2d_tests.rs (/opt/rustwide/target/debug/deps/dct_2d_tests-b48c37fcf87c4312) [INFO] [stderr] Executable tests/haar_1d_tests.rs (/opt/rustwide/target/debug/deps/haar_1d_tests-38c8ffc369650ed7) [INFO] [stderr] Executable tests/haar_2d_tests.rs (/opt/rustwide/target/debug/deps/haar_2d_tests-1aecd62bf629af5c) [INFO] running `Command { std: "docker" "inspect" "17c5ada494d1cfc822aab9768b1d4b4b97949be18637a6b91641e9da8371da31", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "17c5ada494d1cfc822aab9768b1d4b4b97949be18637a6b91641e9da8371da31", kill_on_drop: false }` [INFO] [stdout] 17c5ada494d1cfc822aab9768b1d4b4b97949be18637a6b91641e9da8371da31 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 15005c2de368b0cfb7697d00b9e7a0f9d67ebdedf961f6d3758467ae281a8ba5 [INFO] running `Command { std: "docker" "start" "-a" "15005c2de368b0cfb7697d00b9e7a0f9d67ebdedf961f6d3758467ae281a8ba5", kill_on_drop: false }` [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/haar_1d.rs:52:17 [INFO] [stderr] | [INFO] [stderr] 52 | let mut temp: Vec = output.iter().take(length).cloned().collect(); [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/haar_1d.rs:55:22 [INFO] [stderr] | [INFO] [stderr] 55 | let (mut s, mut d) = temp.split_at(length / 2); [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/haar_1d.rs:55:29 [INFO] [stderr] | [INFO] [stderr] 55 | let (mut s, mut d) = temp.split_at(length / 2); [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: `discrete_transforms` (lib) generated 3 warnings [INFO] [stderr] warning: `discrete_transforms` (lib test) generated 3 warnings (3 duplicates) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/discrete_transforms-df16d861e6b53f0f) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running tests/dct_1d_tests.rs (/opt/rustwide/target/debug/deps/dct_1d_tests-3857a40b29097dfa) [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test dct_1d_forward_test ... ok [INFO] [stdout] test dct_1d_inverse_test ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running tests/dct_2d_tests.rs (/opt/rustwide/target/debug/deps/dct_2d_tests-b48c37fcf87c4312) [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test dct_2d_forward_test ... ok [INFO] [stdout] test dct_2d_inverse_test ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running tests/haar_1d_tests.rs (/opt/rustwide/target/debug/deps/haar_1d_tests-38c8ffc369650ed7) [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test haar_1d_forward_test ... ok [INFO] [stdout] test haar_1d_inverse_test ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running tests/haar_2d_tests.rs (/opt/rustwide/target/debug/deps/haar_2d_tests-1aecd62bf629af5c) [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test haar_2d_forward_test ... ok [INFO] [stdout] test haar_2d_inverse_test ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests discrete_transforms [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "15005c2de368b0cfb7697d00b9e7a0f9d67ebdedf961f6d3758467ae281a8ba5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "15005c2de368b0cfb7697d00b9e7a0f9d67ebdedf961f6d3758467ae281a8ba5", kill_on_drop: false }` [INFO] [stdout] 15005c2de368b0cfb7697d00b9e7a0f9d67ebdedf961f6d3758467ae281a8ba5