[INFO] cloning repository https://github.com/Logarithmus/matrix-ops-rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Logarithmus/matrix-ops-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLogarithmus%2Fmatrix-ops-rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLogarithmus%2Fmatrix-ops-rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] e4ada2aa2a56515bcc902efa2568b10671458fe8 [INFO] testing Logarithmus/matrix-ops-rs against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_getrandom_patch_2 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLogarithmus%2Fmatrix-ops-rs" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/Logarithmus/matrix-ops-rs [INFO] finished tweaking git repo https://github.com/Logarithmus/matrix-ops-rs [INFO] tweaked toml for git repo https://github.com/Logarithmus/matrix-ops-rs written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/Logarithmus/matrix-ops-rs on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/Logarithmus/matrix-ops-rs 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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1da771a3b07cf4d94b627cdc103c1379da5b1cf54a51936af6513aa886f6c403 [INFO] running `Command { std: "docker" "start" "-a" "1da771a3b07cf4d94b627cdc103c1379da5b1cf54a51936af6513aa886f6c403", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1da771a3b07cf4d94b627cdc103c1379da5b1cf54a51936af6513aa886f6c403", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1da771a3b07cf4d94b627cdc103c1379da5b1cf54a51936af6513aa886f6c403", kill_on_drop: false }` [INFO] [stdout] 1da771a3b07cf4d94b627cdc103c1379da5b1cf54a51936af6513aa886f6c403 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 449879d934b9ae0f92e64ea9f75a45fcb40c07dab76b137bb00978b4aaa803ce [INFO] running `Command { std: "docker" "start" "-a" "449879d934b9ae0f92e64ea9f75a45fcb40c07dab76b137bb00978b4aaa803ce", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.62 [INFO] [stderr] Compiling getrandom v0.1.11 [INFO] [stderr] Compiling cfg-if v0.1.9 [INFO] [stderr] Compiling ppv-lite86 v0.2.5 [INFO] [stderr] Compiling c2-chacha v0.2.2 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling rand_chacha v0.2.1 [INFO] [stderr] Compiling rand v0.7.0 [INFO] [stderr] Compiling vavp_lab1 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: call to `.borrow()` on a reference in this situation does nothing [INFO] [stdout] --> src/matrix.rs:234:29 [INFO] [stdout] | [INFO] [stdout] 234 | let (mat1, mat2) = (mat1.borrow(), mat2.borrow()); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: the type `Matrix` does not implement `Borrow`, so calling `borrow` on `&Matrix` copies the reference, which does not do anything and can be removed [INFO] [stdout] = note: `#[warn(noop_method_call)]` on by default [INFO] [stdout] help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] 234 - let (mat1, mat2) = (mat1.borrow(), mat2.borrow()); [INFO] [stdout] 234 + let (mat1, mat2) = (mat1, mat2.borrow()); [INFO] [stdout] | [INFO] [stdout] help: if you meant to clone `Matrix`, implement `Clone` for it [INFO] [stdout] | [INFO] [stdout] 9 + #[derive(Clone)] [INFO] [stdout] 10 | pub struct Matrix { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.borrow()` on a reference in this situation does nothing [INFO] [stdout] --> src/matrix.rs:234:44 [INFO] [stdout] | [INFO] [stdout] 234 | let (mat1, mat2) = (mat1.borrow(), mat2.borrow()); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: the type `Matrix` does not implement `Borrow`, so calling `borrow` on `&Matrix` copies the reference, which does not do anything and can be removed [INFO] [stdout] help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] 234 - let (mat1, mat2) = (mat1.borrow(), mat2.borrow()); [INFO] [stdout] 234 + let (mat1, mat2) = (mat1.borrow(), mat2); [INFO] [stdout] | [INFO] [stdout] help: if you meant to clone `Matrix`, implement `Clone` for it [INFO] [stdout] | [INFO] [stdout] 9 + #[derive(Clone)] [INFO] [stdout] 10 | pub struct Matrix { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.03s [INFO] running `Command { std: "docker" "inspect" "449879d934b9ae0f92e64ea9f75a45fcb40c07dab76b137bb00978b4aaa803ce", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "449879d934b9ae0f92e64ea9f75a45fcb40c07dab76b137bb00978b4aaa803ce", kill_on_drop: false }` [INFO] [stdout] 449879d934b9ae0f92e64ea9f75a45fcb40c07dab76b137bb00978b4aaa803ce [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 817f84a4fd73015e2e3f14b892795f265cd3b0f131fca6b751b9334b46365cf6 [INFO] running `Command { std: "docker" "start" "-a" "817f84a4fd73015e2e3f14b892795f265cd3b0f131fca6b751b9334b46365cf6", kill_on_drop: false }` [INFO] [stderr] Compiling vavp_lab1 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: call to `.borrow()` on a reference in this situation does nothing [INFO] [stdout] --> src/matrix.rs:234:29 [INFO] [stdout] | [INFO] [stdout] 234 | let (mat1, mat2) = (mat1.borrow(), mat2.borrow()); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: the type `Matrix` does not implement `Borrow`, so calling `borrow` on `&Matrix` copies the reference, which does not do anything and can be removed [INFO] [stdout] = note: `#[warn(noop_method_call)]` on by default [INFO] [stdout] help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] 234 - let (mat1, mat2) = (mat1.borrow(), mat2.borrow()); [INFO] [stdout] 234 + let (mat1, mat2) = (mat1, mat2.borrow()); [INFO] [stdout] | [INFO] [stdout] help: if you meant to clone `Matrix`, implement `Clone` for it [INFO] [stdout] | [INFO] [stdout] 9 + #[derive(Clone)] [INFO] [stdout] 10 | pub struct Matrix { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.borrow()` on a reference in this situation does nothing [INFO] [stdout] --> src/matrix.rs:234:44 [INFO] [stdout] | [INFO] [stdout] 234 | let (mat1, mat2) = (mat1.borrow(), mat2.borrow()); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: the type `Matrix` does not implement `Borrow`, so calling `borrow` on `&Matrix` copies the reference, which does not do anything and can be removed [INFO] [stdout] help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] 234 - let (mat1, mat2) = (mat1.borrow(), mat2.borrow()); [INFO] [stdout] 234 + let (mat1, mat2) = (mat1.borrow(), mat2); [INFO] [stdout] | [INFO] [stdout] help: if you meant to clone `Matrix`, implement `Clone` for it [INFO] [stdout] | [INFO] [stdout] 9 + #[derive(Clone)] [INFO] [stdout] 10 | pub struct Matrix { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.62s [INFO] running `Command { std: "docker" "inspect" "817f84a4fd73015e2e3f14b892795f265cd3b0f131fca6b751b9334b46365cf6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "817f84a4fd73015e2e3f14b892795f265cd3b0f131fca6b751b9334b46365cf6", kill_on_drop: false }` [INFO] [stdout] 817f84a4fd73015e2e3f14b892795f265cd3b0f131fca6b751b9334b46365cf6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] fe13db31dd1e06c4f5dea86aef8e4ef2a9a1c5ebb588494d729538bcf3f6830f [INFO] running `Command { std: "docker" "start" "-a" "fe13db31dd1e06c4f5dea86aef8e4ef2a9a1c5ebb588494d729538bcf3f6830f", kill_on_drop: false }` [INFO] [stderr] warning: call to `.borrow()` on a reference in this situation does nothing [INFO] [stderr] --> src/matrix.rs:234:29 [INFO] [stderr] | [INFO] [stderr] 234 | let (mat1, mat2) = (mat1.borrow(), mat2.borrow()); [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: the type `Matrix` does not implement `Borrow`, so calling `borrow` on `&Matrix` copies the reference, which does not do anything and can be removed [INFO] [stderr] = note: `#[warn(noop_method_call)]` on by default [INFO] [stderr] help: remove this redundant call [INFO] [stderr] | [INFO] [stderr] 234 - let (mat1, mat2) = (mat1.borrow(), mat2.borrow()); [INFO] [stderr] 234 + let (mat1, mat2) = (mat1, mat2.borrow()); [INFO] [stderr] | [INFO] [stderr] help: if you meant to clone `Matrix`, implement `Clone` for it [INFO] [stderr] | [INFO] [stderr] 9 + #[derive(Clone)] [INFO] [stderr] 10 | pub struct Matrix { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: call to `.borrow()` on a reference in this situation does nothing [INFO] [stderr] --> src/matrix.rs:234:44 [INFO] [stderr] | [INFO] [stderr] 234 | let (mat1, mat2) = (mat1.borrow(), mat2.borrow()); [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: the type `Matrix` does not implement `Borrow`, so calling `borrow` on `&Matrix` copies the reference, which does not do anything and can be removed [INFO] [stderr] help: remove this redundant call [INFO] [stderr] | [INFO] [stderr] 234 - let (mat1, mat2) = (mat1.borrow(), mat2.borrow()); [INFO] [stderr] 234 + let (mat1, mat2) = (mat1.borrow(), mat2); [INFO] [stderr] | [INFO] [stderr] help: if you meant to clone `Matrix`, implement `Clone` for it [INFO] [stderr] | [INFO] [stderr] 9 + #[derive(Clone)] [INFO] [stderr] 10 | pub struct Matrix { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: `vavp_lab1` (bin "vavp_lab1" test) generated 2 warnings (run `cargo fix --bin "vavp_lab1" --tests` to apply 2 suggestions) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/vavp_lab1-208742630b9869cb) [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" "fe13db31dd1e06c4f5dea86aef8e4ef2a9a1c5ebb588494d729538bcf3f6830f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fe13db31dd1e06c4f5dea86aef8e4ef2a9a1c5ebb588494d729538bcf3f6830f", kill_on_drop: false }` [INFO] [stdout] fe13db31dd1e06c4f5dea86aef8e4ef2a9a1c5ebb588494d729538bcf3f6830f