[INFO] fetching crate strider 0.1.3... [INFO] testing strider-0.1.3 against 1.55.0 for beta-1.56-1 [INFO] extracting crate strider 0.1.3 into /workspace/builds/worker-12/source [INFO] validating manifest of crates.io crate strider 0.1.3 on toolchain 1.55.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate strider 0.1.3 [INFO] finished tweaking crates.io crate strider 0.1.3 [INFO] tweaked toml for crates.io crate strider 0.1.3 written to /workspace/builds/worker-12/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4ebc1414fe487f48f5455d908a7e30922e8e5001be9a37db1850fb0e0a8c125d [INFO] running `Command { std: "docker" "start" "-a" "4ebc1414fe487f48f5455d908a7e30922e8e5001be9a37db1850fb0e0a8c125d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4ebc1414fe487f48f5455d908a7e30922e8e5001be9a37db1850fb0e0a8c125d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4ebc1414fe487f48f5455d908a7e30922e8e5001be9a37db1850fb0e0a8c125d", kill_on_drop: false }` [INFO] [stdout] 4ebc1414fe487f48f5455d908a7e30922e8e5001be9a37db1850fb0e0a8c125d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1c0d78a486a8fa0c26c0ab54c4083da40473026256a69f6a78623ddcdecf3b31 [INFO] running `Command { std: "docker" "start" "-a" "1c0d78a486a8fa0c26c0ab54c4083da40473026256a69f6a78623ddcdecf3b31", kill_on_drop: false }` [INFO] [stderr] Compiling strider v0.1.3 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.25s [INFO] running `Command { std: "docker" "inspect" "1c0d78a486a8fa0c26c0ab54c4083da40473026256a69f6a78623ddcdecf3b31", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1c0d78a486a8fa0c26c0ab54c4083da40473026256a69f6a78623ddcdecf3b31", kill_on_drop: false }` [INFO] [stdout] 1c0d78a486a8fa0c26c0ab54c4083da40473026256a69f6a78623ddcdecf3b31 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 90d99caca9fcba74c75bfd12f919aa184dc3f4c264e7193d8a6954874efb3ccc [INFO] running `Command { std: "docker" "start" "-a" "90d99caca9fcba74c75bfd12f919aa184dc3f4c264e7193d8a6954874efb3ccc", kill_on_drop: false }` [INFO] [stderr] Compiling strider v0.1.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> tests/lib.rs:17:13 [INFO] [stdout] | [INFO] [stdout] 17 | let mut input_buffer: &mut [u8] = &mut [0; 4]; [INFO] [stdout] | ----^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] ... [INFO] [stdout] 50 | test_string_windowing!(VecDeque::::new()); [INFO] [stdout] | ---------------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] = note: this warning originates in the macro `test_string_windowing` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> tests/lib.rs:18:13 [INFO] [stdout] | [INFO] [stdout] 18 | let mut window_buffer: &mut [u8] = &mut [0; WINDOW_SIZE]; [INFO] [stdout] | ----^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] ... [INFO] [stdout] 50 | test_string_windowing!(VecDeque::::new()); [INFO] [stdout] | ---------------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `test_string_windowing` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> tests/lib.rs:17:13 [INFO] [stdout] | [INFO] [stdout] 17 | let mut input_buffer: &mut [u8] = &mut [0; 4]; [INFO] [stdout] | ----^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] ... [INFO] [stdout] 54 | test_string_windowing!(SliceRingImpl::::new()); [INFO] [stdout] | --------------------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `test_string_windowing` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> tests/lib.rs:18:13 [INFO] [stdout] | [INFO] [stdout] 18 | let mut window_buffer: &mut [u8] = &mut [0; WINDOW_SIZE]; [INFO] [stdout] | ----^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] ... [INFO] [stdout] 54 | test_string_windowing!(SliceRingImpl::::new()); [INFO] [stdout] | --------------------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `test_string_windowing` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.31s [INFO] running `Command { std: "docker" "inspect" "90d99caca9fcba74c75bfd12f919aa184dc3f4c264e7193d8a6954874efb3ccc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "90d99caca9fcba74c75bfd12f919aa184dc3f4c264e7193d8a6954874efb3ccc", kill_on_drop: false }` [INFO] [stdout] 90d99caca9fcba74c75bfd12f919aa184dc3f4c264e7193d8a6954874efb3ccc [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] b928c49572f0b07d62a1523bb36792dcd32367a490b7e8ec8e5d986d1a977f26 [INFO] running `Command { std: "docker" "start" "-a" "b928c49572f0b07d62a1523bb36792dcd32367a490b7e8ec8e5d986d1a977f26", kill_on_drop: false }` [INFO] [stdout] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stdout] running 0 tests [INFO] [stderr] --> tests/lib.rs:17:13 [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] 17 | let mut input_buffer: &mut [u8] = &mut [0; 4]; [INFO] [stdout] [INFO] [stderr] | ----^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] ... [INFO] [stderr] 50 | test_string_windowing!(VecDeque::::new()); [INFO] [stderr] | ---------------------------------------------- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] = note: this warning originates in the macro `test_string_windowing` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> tests/lib.rs:18:13 [INFO] [stderr] | [INFO] [stderr] 18 | let mut window_buffer: &mut [u8] = &mut [0; WINDOW_SIZE]; [INFO] [stderr] | ----^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] ... [INFO] [stderr] 50 | test_string_windowing!(VecDeque::::new()); [INFO] [stderr] | ---------------------------------------------- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in the macro `test_string_windowing` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> tests/lib.rs:17:13 [INFO] [stderr] | [INFO] [stderr] 17 | let mut input_buffer: &mut [u8] = &mut [0; 4]; [INFO] [stderr] | ----^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] ... [INFO] [stderr] 54 | test_string_windowing!(SliceRingImpl::::new()); [INFO] [stderr] | --------------------------------------------------- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in the macro `test_string_windowing` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> tests/lib.rs:18:13 [INFO] [stderr] | [INFO] [stderr] 18 | let mut window_buffer: &mut [u8] = &mut [0; WINDOW_SIZE]; [INFO] [stderr] | ----^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] ... [INFO] [stderr] 54 | test_string_windowing!(SliceRingImpl::::new()); [INFO] [stderr] | --------------------------------------------------- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in the macro `test_string_windowing` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: `strider` (test "lib") generated 4 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/strider-7e4f33b1ccc6d06c) [INFO] [stderr] Running tests/lib.rs (/opt/rustwide/target/debug/deps/lib-def5055ee5d2b348) [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test test_string_windowing_optimized ... ok [INFO] [stdout] test test_test_string_windowing_deque ... ok [INFO] [stderr] Doc-tests strider [INFO] [stdout] test test_slice_ring_optimized ... ok [INFO] [stdout] test test_slice_ring_deque ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test src/lib.rs - SliceRingImpl (line 165) ... ignored [INFO] [stdout] test src/lib.rs - (line 29) - compile ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.10s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "b928c49572f0b07d62a1523bb36792dcd32367a490b7e8ec8e5d986d1a977f26", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b928c49572f0b07d62a1523bb36792dcd32367a490b7e8ec8e5d986d1a977f26", kill_on_drop: false }` [INFO] [stdout] b928c49572f0b07d62a1523bb36792dcd32367a490b7e8ec8e5d986d1a977f26