[INFO] fetching crate chachacha 0.4.2...
[INFO] testing chachacha-0.4.2 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate chachacha 0.4.2 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate chachacha 0.4.2
[INFO] finished tweaking crates.io crate chachacha 0.4.2
[INFO] tweaked toml for crates.io crate chachacha 0.4.2 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate chachacha 0.4.2 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate chachacha 0.4.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 695d23f9d5eeb18ea92b1768260416a5797f2a634354e3caba7c6b3bee192fe8
[INFO] running `Command { std: "docker" "start" "-a" "695d23f9d5eeb18ea92b1768260416a5797f2a634354e3caba7c6b3bee192fe8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "695d23f9d5eeb18ea92b1768260416a5797f2a634354e3caba7c6b3bee192fe8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "695d23f9d5eeb18ea92b1768260416a5797f2a634354e3caba7c6b3bee192fe8", kill_on_drop: false }`
[INFO] [stdout] 695d23f9d5eeb18ea92b1768260416a5797f2a634354e3caba7c6b3bee192fe8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c85e14cad5ac4558136a194fb06fc7a6e61c8a70f882589a3cb5463fefc5a43a
[INFO] running `Command { std: "docker" "start" "-a" "c85e14cad5ac4558136a194fb06fc7a6e61c8a70f882589a3cb5463fefc5a43a", kill_on_drop: false }`
[INFO] [stderr]    Compiling cfg-if v1.0.3
[INFO] [stderr]    Compiling chachacha v0.4.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `Matrix` is never constructed
[INFO] [stdout]  --> src/backends/soft.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Matrix {
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: union `InternalMatrix` is never used
[INFO] [stdout]   --> src/backends/soft.rs:13:7
[INFO] [stdout]    |
[INFO] [stdout] 13 | union InternalMatrix {
[INFO] [stdout]    |       ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `quarter_round` is never used
[INFO] [stdout]   --> src/backends/soft.rs:36:8
[INFO] [stdout]    |
[INFO] [stdout] 34 | impl Matrix {
[INFO] [stdout]    | ----------- method in this implementation
[INFO] [stdout] 35 |     #[inline]
[INFO] [stdout] 36 |     fn quarter_round(&mut self, a: usize, b: usize, c: usize, d: usize) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `Command { std: "docker" "inspect" "c85e14cad5ac4558136a194fb06fc7a6e61c8a70f882589a3cb5463fefc5a43a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c85e14cad5ac4558136a194fb06fc7a6e61c8a70f882589a3cb5463fefc5a43a", kill_on_drop: false }`
[INFO] [stdout] c85e14cad5ac4558136a194fb06fc7a6e61c8a70f882589a3cb5463fefc5a43a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 37c84050fe5abf89c33637b54f2e3bcd062742fcd6afa5ef4f1daa2ac3b215b6
[INFO] running `Command { std: "docker" "start" "-a" "37c84050fe5abf89c33637b54f2e3bcd062742fcd6afa5ef4f1daa2ac3b215b6", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.175
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling chachacha v0.4.1
[INFO] [stdout] warning: struct `Matrix` is never constructed
[INFO] [stdout]  --> src/backends/soft.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Matrix {
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: union `InternalMatrix` is never used
[INFO] [stdout]   --> src/backends/soft.rs:13:7
[INFO] [stdout]    |
[INFO] [stdout] 13 | union InternalMatrix {
[INFO] [stdout]    |       ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `quarter_round` is never used
[INFO] [stdout]   --> src/backends/soft.rs:36:8
[INFO] [stdout]    |
[INFO] [stdout] 34 | impl Matrix {
[INFO] [stdout]    | ----------- method in this implementation
[INFO] [stdout] 35 |     #[inline]
[INFO] [stdout] 36 |     fn quarter_round(&mut self, a: usize, b: usize, c: usize, d: usize) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling ya-rand v2.0.0
[INFO] [stderr]    Compiling chachacha v0.4.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.88s
[INFO] running `Command { std: "docker" "inspect" "37c84050fe5abf89c33637b54f2e3bcd062742fcd6afa5ef4f1daa2ac3b215b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37c84050fe5abf89c33637b54f2e3bcd062742fcd6afa5ef4f1daa2ac3b215b6", kill_on_drop: false }`
[INFO] [stdout] 37c84050fe5abf89c33637b54f2e3bcd062742fcd6afa5ef4f1daa2ac3b215b6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 63959c493601ac8625b578e3d89046f32c043411c218ca36e193f83af00b36c7
[INFO] running `Command { std: "docker" "start" "-a" "63959c493601ac8625b578e3d89046f32c043411c218ca36e193f83af00b36c7", kill_on_drop: false }`
[INFO] [stderr] warning: struct `Matrix` is never constructed
[INFO] [stderr]  --> src/backends/soft.rs:7:12
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub struct Matrix {
[INFO] [stderr]   |            ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: union `InternalMatrix` is never used
[INFO] [stderr]   --> src/backends/soft.rs:13:7
[INFO] [stderr]    |
[INFO] [stderr] 13 | union InternalMatrix {
[INFO] [stderr]    |       ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `quarter_round` is never used
[INFO] [stderr]   --> src/backends/soft.rs:36:8
[INFO] [stderr]    |
[INFO] [stderr] 34 | impl Matrix {
[INFO] [stderr]    | ----------- method in this implementation
[INFO] [stderr] 35 |     #[inline]
[INFO] [stderr] 36 |     fn quarter_round(&mut self, a: usize, b: usize, c: usize, d: usize) {
[INFO] [stderr]    |        ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `chachacha` (lib) generated 3 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/chachacha-848aa1e5cb9dbfa3)
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test chacha_reference::reference_12_rounds ... ok
[INFO] [stdout] test chacha_reference::reference_20_rounds ... ok
[INFO] [stdout] test chacha_reference::reference_8_rounds ... ok
[INFO] [stdout] test tests::chacha_12_djb_soft ... ok
[INFO] [stdout] test tests::chacha_20_ietf_soft ... ok
[INFO] [stdout] test tests::chacha_8_ietf_sse2 ... ok
[INFO] [stdout] test tests::chacha_8_ietf_soft ... ok
[INFO] [stdout] test tests::chacha_8_djb_sse2 ... ok
[INFO] [stdout] test tests::chacha_8_djb_soft ... ok
[INFO] [stdout] test tests::chacha_20_djb_soft ... ok
[INFO] [stdout] test tests::chacha_12_ietf_sse2 ... ok
[INFO] [stdout] test tests::chacha_12_djb_sse2 ... ok
[INFO] [stdout] test tests::chacha_12_ietf_soft ... ok
[INFO] [stdout] test tests::chacha_20_ietf_sse2 ... ok
[INFO] [stdout] test tests::chacha_20_djb_sse2 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.42s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests chachacha
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 8) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 0.71s; merged doctests compilation took 0.69s
[INFO] running `Command { std: "docker" "inspect" "63959c493601ac8625b578e3d89046f32c043411c218ca36e193f83af00b36c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63959c493601ac8625b578e3d89046f32c043411c218ca36e193f83af00b36c7", kill_on_drop: false }`
[INFO] [stdout] 63959c493601ac8625b578e3d89046f32c043411c218ca36e193f83af00b36c7