[INFO] fetching crate strider 0.1.3... [INFO] testing strider-0.1.3 against master#5d5ff84130da0d74c6ece368dbe821d8f83fa526 for pr-79296 [INFO] extracting crate strider 0.1.3 into /workspace/builds/worker-8/source [INFO] validating manifest of crates.io crate strider 0.1.3 on toolchain 5d5ff84130da0d74c6ece368dbe821d8f83fa526 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "read-manifest" "--manifest-path" "Cargo.toml", 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-8/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 233475da4a73dba8b5f4842c0c17e679408aeb2bc48742f824ef55319df47084 [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" "233475da4a73dba8b5f4842c0c17e679408aeb2bc48742f824ef55319df47084", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "233475da4a73dba8b5f4842c0c17e679408aeb2bc48742f824ef55319df47084", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "233475da4a73dba8b5f4842c0c17e679408aeb2bc48742f824ef55319df47084", kill_on_drop: false }` [INFO] [stdout] 233475da4a73dba8b5f4842c0c17e679408aeb2bc48742f824ef55319df47084 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "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] 6acd0e8a1545324740058d1d5368368c09310c821c458767e4066b848a288897 [INFO] running `Command { std: "docker" "start" "-a" "6acd0e8a1545324740058d1d5368368c09310c821c458767e4066b848a288897", kill_on_drop: false }` [INFO] [stderr] Compiling strider v0.1.3 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.40s [INFO] running `Command { std: "docker" "inspect" "6acd0e8a1545324740058d1d5368368c09310c821c458767e4066b848a288897", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6acd0e8a1545324740058d1d5368368c09310c821c458767e4066b848a288897", kill_on_drop: false }` [INFO] [stdout] 6acd0e8a1545324740058d1d5368368c09310c821c458767e4066b848a288897 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7436d5de2cdbd89120236365a3f58d6996aea0fcf27c67201a1f5072579041bb [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" "7436d5de2cdbd89120236365a3f58d6996aea0fcf27c67201a1f5072579041bb", 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 a macro (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 a macro (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 a macro (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 a macro (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 1.82s [INFO] running `Command { std: "docker" "inspect" "7436d5de2cdbd89120236365a3f58d6996aea0fcf27c67201a1f5072579041bb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7436d5de2cdbd89120236365a3f58d6996aea0fcf27c67201a1f5072579041bb", kill_on_drop: false }` [INFO] [stdout] 7436d5de2cdbd89120236365a3f58d6996aea0fcf27c67201a1f5072579041bb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen", 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] 7910458c79ba6f5568aef6575bd80cfaefd76b741a58ceceb8b05fb2c5085334 [INFO] running `Command { std: "docker" "start" "-a" "7910458c79ba6f5568aef6575bd80cfaefd76b741a58ceceb8b05fb2c5085334", kill_on_drop: false }` [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] 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 a macro (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 a macro (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 a macro (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 a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: 4 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stdout] [INFO] [stderr] Running /opt/rustwide/target/debug/deps/strider-d83f45c67f17dc6f [INFO] [stdout] running 0 tests [INFO] [stderr] Running /opt/rustwide/target/debug/deps/lib-62ad3452f3e98d4e [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test test_string_windowing_optimized ... ok [INFO] [stdout] test test_slice_ring_deque ... ok [INFO] [stdout] test test_slice_ring_optimized ... ok [INFO] [stderr] Doc-tests strider [INFO] [stdout] test test_test_string_windowing_deque ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [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) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "7910458c79ba6f5568aef6575bd80cfaefd76b741a58ceceb8b05fb2c5085334", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7910458c79ba6f5568aef6575bd80cfaefd76b741a58ceceb8b05fb2c5085334", kill_on_drop: false }` [INFO] [stdout] 7910458c79ba6f5568aef6575bd80cfaefd76b741a58ceceb8b05fb2c5085334