[INFO] cloning repository https://github.com/cargodog/polynomials [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cargodog/polynomials" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcargodog%2Fpolynomials", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcargodog%2Fpolynomials'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 831ef9d1121153473a55b0a5f402f2d852384085 [INFO] testing cargodog/polynomials against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcargodog%2Fpolynomials" "/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/cargodog/polynomials on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/cargodog/polynomials [INFO] finished tweaking git repo https://github.com/cargodog/polynomials [INFO] tweaked toml for git repo https://github.com/cargodog/polynomials written to /workspace/builds/worker-0/source/Cargo.toml [INFO] crate git repo https://github.com/cargodog/polynomials already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded sp-std v2.0.0 [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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "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] 036e145f22bd0840a8a3d27ea58d45ef6f880d1ee4766e26b3bcd56535266e14 [INFO] running `Command { std: "docker" "start" "-a" "036e145f22bd0840a8a3d27ea58d45ef6f880d1ee4766e26b3bcd56535266e14", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "036e145f22bd0840a8a3d27ea58d45ef6f880d1ee4766e26b3bcd56535266e14", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "036e145f22bd0840a8a3d27ea58d45ef6f880d1ee4766e26b3bcd56535266e14", kill_on_drop: false }` [INFO] [stdout] 036e145f22bd0840a8a3d27ea58d45ef6f880d1ee4766e26b3bcd56535266e14 [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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "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] 584344c259b867785905db373bb659e88708a5a37be0f1aadc13100be540e04d [INFO] running `Command { std: "docker" "start" "-a" "584344c259b867785905db373bb659e88708a5a37be0f1aadc13100be540e04d", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.19 [INFO] [stderr] Compiling syn v1.0.36 [INFO] [stderr] Compiling serde_derive v1.0.114 [INFO] [stderr] Compiling serde v1.0.114 [INFO] [stderr] Compiling sp-std v2.0.0 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Compiling polynomials v0.2.5 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 19.89s [INFO] running `Command { std: "docker" "inspect" "584344c259b867785905db373bb659e88708a5a37be0f1aadc13100be540e04d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "584344c259b867785905db373bb659e88708a5a37be0f1aadc13100be540e04d", kill_on_drop: false }` [INFO] [stdout] 584344c259b867785905db373bb659e88708a5a37be0f1aadc13100be540e04d [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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--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] 7b207fc51ae2b4e5549f03c613a89318b7c6a458da775696a0a05d34725aa08c [INFO] running `Command { std: "docker" "start" "-a" "7b207fc51ae2b4e5549f03c613a89318b7c6a458da775696a0a05d34725aa08c", kill_on_drop: false }` [INFO] [stderr] Compiling polynomials v0.2.5 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.29s [INFO] running `Command { std: "docker" "inspect" "7b207fc51ae2b4e5549f03c613a89318b7c6a458da775696a0a05d34725aa08c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7b207fc51ae2b4e5549f03c613a89318b7c6a458da775696a0a05d34725aa08c", kill_on_drop: false }` [INFO] [stdout] 7b207fc51ae2b4e5549f03c613a89318b7c6a458da775696a0a05d34725aa08c [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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 45c7f31625e3a518dd4ee32cd6dd67297a592f704814c074d192f7b34ea3e12e [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" "45c7f31625e3a518dd4ee32cd6dd67297a592f704814c074d192f7b34ea3e12e", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/polynomials-b84e55b5e9685efa) [INFO] [stdout] [INFO] [stdout] running 17 tests [INFO] [stdout] test tests::add ... ok [INFO] [stdout] test tests::eval ... ok [INFO] [stdout] test tests::mul_assign ... ok [INFO] [stdout] test tests::iter ... ok [INFO] [stdout] test tests::mul_by_value ... ok [INFO] [stdout] test tests::sparse_degree ... ok [INFO] [stdout] test tests::mul ... ok [INFO] [stdout] test tests::sparse_eval ... ok [INFO] [stdout] test tests::sparse_mul ... ok [INFO] [stdout] test tests::sparse_mul_high_degree ... ok [INFO] [stdout] test tests::sub ... ok [INFO] [stdout] test tests::sub_assign ... ok [INFO] [stdout] test tests::degree ... ok [INFO] [stdout] test tests::sparse_add ... ok [INFO] [stdout] test tests::div_by_value ... ok [INFO] [stdout] test tests::add_assign ... ok [INFO] [stdout] test tests::equality ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 17 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stderr] Doc-tests polynomials [INFO] [stdout] [INFO] [stdout] running 12 tests [INFO] [stdout] test src/lib.rs - Polynomial::eval (line 103) ... ok [INFO] [stdout] test src/lib.rs - Polynomial (line 214) ... ok [INFO] [stdout] test src/lib.rs - Polynomial (line 297) ... ok [INFO] [stdout] test src/lib.rs - poly (line 418) ... ok [INFO] [stdout] test src/lib.rs - Polynomial::push (line 46) ... ok [INFO] [stdout] test src/lib.rs - poly (line 430) ... ok [INFO] [stdout] test src/lib.rs - Polynomial (line 261) ... ok [INFO] [stdout] test src/lib.rs - Polynomial (line 168) ... ok [INFO] [stdout] test src/lib.rs - Polynomial (line 358) ... ok [INFO] [stdout] test src/lib.rs - Polynomial::degree (line 76) ... ok [INFO] [stdout] test src/lib.rs - Polynomial (line 25) ... ok [INFO] [stdout] test src/lib.rs - Polynomial::pop (line 60) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.88s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "45c7f31625e3a518dd4ee32cd6dd67297a592f704814c074d192f7b34ea3e12e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "45c7f31625e3a518dd4ee32cd6dd67297a592f704814c074d192f7b34ea3e12e", kill_on_drop: false }` [INFO] [stdout] 45c7f31625e3a518dd4ee32cd6dd67297a592f704814c074d192f7b34ea3e12e