[INFO] cloning repository https://github.com/TuckerBMorgan/Minerva [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/TuckerBMorgan/Minerva" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTuckerBMorgan%2FMinerva", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTuckerBMorgan%2FMinerva'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 8a9a0512b1cfe0c5763cff7ca64fb0c904d581cb [INFO] checking TuckerBMorgan/Minerva against try#45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 for pr-83744 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTuckerBMorgan%2FMinerva" "/workspace/builds/worker-0/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/TuckerBMorgan/Minerva on toolchain 45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/TuckerBMorgan/Minerva [INFO] finished tweaking git repo https://github.com/TuckerBMorgan/Minerva [INFO] tweaked toml for git repo https://github.com/TuckerBMorgan/Minerva written to /workspace/builds/worker-0/source/Cargo.toml [INFO] crate git repo https://github.com/TuckerBMorgan/Minerva already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--no-deps" "--format-version=1", 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] feb39aaaa2ec9aabe134ede60518953c82c095c09507275e495e14aa21bc65ef [INFO] running `Command { std: "docker" "start" "-a" "feb39aaaa2ec9aabe134ede60518953c82c095c09507275e495e14aa21bc65ef", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "feb39aaaa2ec9aabe134ede60518953c82c095c09507275e495e14aa21bc65ef", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "feb39aaaa2ec9aabe134ede60518953c82c095c09507275e495e14aa21bc65ef", kill_on_drop: false }` [INFO] [stdout] feb39aaaa2ec9aabe134ede60518953c82c095c09507275e495e14aa21bc65ef [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "check" "--frozen" "--all" "--all-targets" "--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] f3ce3821bf10f27bfe54b750c5a445cb1f2350f8ebcb95c0cdd88f11a7593fda [INFO] running `Command { std: "docker" "start" "-a" "f3ce3821bf10f27bfe54b750c5a445cb1f2350f8ebcb95c0cdd88f11a7593fda", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling libc v0.2.91 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling rayon-core v1.9.0 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling crossbeam-utils v0.8.3 [INFO] [stderr] Compiling memoffset v0.6.1 [INFO] [stderr] Compiling num-iter v0.1.42 [INFO] [stderr] Compiling rayon v1.5.0 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking crossbeam-epoch v0.9.3 [INFO] [stderr] Checking crossbeam-channel v0.5.0 [INFO] [stderr] Checking num-complex v0.1.43 [INFO] [stderr] Checking crossbeam-deque v0.8.0 [INFO] [stderr] Checking num-bigint v0.1.44 [INFO] [stderr] Checking num-rational v0.1.42 [INFO] [stderr] Checking num v0.1.42 [INFO] [stderr] Checking stopwatch v0.0.7 [INFO] [stderr] Checking minerva v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/main.rs:82:9 [INFO] [stdout] | [INFO] [stdout] 82 | for i in 0..25 { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `sw` [INFO] [stdout] --> src/main.rs:99:9 [INFO] [stdout] | [INFO] [stdout] 99 | let sw = Stopwatch::start_new(); [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_sw` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/main.rs:172:9 [INFO] [stdout] | [INFO] [stdout] 172 | for i in 0..25 { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/main.rs:182:9 [INFO] [stdout] | [INFO] [stdout] 182 | for i in 0..3 { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `y` [INFO] [stdout] --> src/main.rs:184:13 [INFO] [stdout] | [INFO] [stdout] 184 | for y in 0..matrix_size { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_y` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/main.rs:205:9 [INFO] [stdout] | [INFO] [stdout] 205 | for i in 0..25 { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `y` [INFO] [stdout] --> src/main.rs:216:13 [INFO] [stdout] | [INFO] [stdout] 216 | for y in 0..matrix_size { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_y` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/main.rs:217:17 [INFO] [stdout] | [INFO] [stdout] 217 | for x in 0..matrix_size { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `total_matrix_size` [INFO] [stdout] --> src/main.rs:281:9 [INFO] [stdout] | [INFO] [stdout] 281 | let total_matrix_size = matrix_size * matrix_size; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_total_matrix_size` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/main.rs:284:9 [INFO] [stdout] | [INFO] [stdout] 284 | for i in 0..25 { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/main.rs:82:9 [INFO] [stdout] | [INFO] [stdout] 82 | for i in 0..25 { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `sw` [INFO] [stdout] --> src/main.rs:99:9 [INFO] [stdout] | [INFO] [stdout] 99 | let sw = Stopwatch::start_new(); [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_sw` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/main.rs:172:9 [INFO] [stdout] | [INFO] [stdout] 172 | for i in 0..25 { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/main.rs:182:9 [INFO] [stdout] | [INFO] [stdout] 182 | for i in 0..3 { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `y` [INFO] [stdout] --> src/main.rs:184:13 [INFO] [stdout] | [INFO] [stdout] 184 | for y in 0..matrix_size { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_y` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/main.rs:205:9 [INFO] [stdout] | [INFO] [stdout] 205 | for i in 0..25 { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `y` [INFO] [stdout] --> src/main.rs:216:13 [INFO] [stdout] | [INFO] [stdout] 216 | for y in 0..matrix_size { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_y` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/main.rs:217:17 [INFO] [stdout] | [INFO] [stdout] 217 | for x in 0..matrix_size { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `total_matrix_size` [INFO] [stdout] --> src/main.rs:281:9 [INFO] [stdout] | [INFO] [stdout] 281 | let total_matrix_size = matrix_size * matrix_size; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_total_matrix_size` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/main.rs:284:9 [INFO] [stdout] | [INFO] [stdout] 284 | for i in 0..25 { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 13.05s [INFO] running `Command { std: "docker" "inspect" "f3ce3821bf10f27bfe54b750c5a445cb1f2350f8ebcb95c0cdd88f11a7593fda", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f3ce3821bf10f27bfe54b750c5a445cb1f2350f8ebcb95c0cdd88f11a7593fda", kill_on_drop: false }` [INFO] [stdout] f3ce3821bf10f27bfe54b750c5a445cb1f2350f8ebcb95c0cdd88f11a7593fda