[INFO] cloning repository https://github.com/CallumJHays/rust-ann [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/CallumJHays/rust-ann" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCallumJHays%2Frust-ann", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCallumJHays%2Frust-ann'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 093be3e9ebe0340b22d2a36404d63d2bece115aa [INFO] testing CallumJHays/rust-ann against beta-2020-10-09 for beta-1.48-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCallumJHays%2Frust-ann" "/workspace/builds/worker-3/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/CallumJHays/rust-ann on toolchain beta-2020-10-09 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/CallumJHays/rust-ann [INFO] finished tweaking git repo https://github.com/CallumJHays/rust-ann [INFO] tweaked toml for git repo https://github.com/CallumJHays/rust-ann written to /workspace/builds/worker-3/source/Cargo.toml [INFO] crate git repo https://github.com/CallumJHays/rust-ann already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded libc v0.2.19 [INFO] [stderr] Downloaded pretty_env_logger v0.1.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "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] 799e3cd6a251949a45dc26907266f051bf320d756cee138987fee5b74f1b23d4 [INFO] running `Command { std: "docker" "start" "-a" "799e3cd6a251949a45dc26907266f051bf320d756cee138987fee5b74f1b23d4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "799e3cd6a251949a45dc26907266f051bf320d756cee138987fee5b74f1b23d4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "799e3cd6a251949a45dc26907266f051bf320d756cee138987fee5b74f1b23d4", kill_on_drop: false }` [INFO] [stdout] 799e3cd6a251949a45dc26907266f051bf320d756cee138987fee5b74f1b23d4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=warn" "-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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 89b1499fc4c08ea06c4fbbd9c1ef58009c796fcaad1c2073dbf96d5806f4e393 [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" "89b1499fc4c08ea06c4fbbd9c1ef58009c796fcaad1c2073dbf96d5806f4e393", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.19 [INFO] [stderr] Compiling log v0.3.6 [INFO] [stderr] Compiling memchr v0.1.11 [INFO] [stderr] Compiling thread-id v2.0.0 [INFO] [stderr] Compiling rand v0.3.15 [INFO] [stderr] Compiling thread_local v0.2.7 [INFO] [stderr] Compiling aho-corasick v0.5.3 [INFO] [stderr] Compiling regex v0.1.80 [INFO] [stderr] Compiling env_logger v0.3.5 [INFO] [stderr] Compiling pretty_env_logger v0.1.0 [INFO] [stderr] Compiling linear_regression v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused `#[macro_use]` import [INFO] [stdout] --> src/main.rs:2:1 [INFO] [stdout] | [INFO] [stdout] 2 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/network/layer/mod.rs:12:24 [INFO] [stdout] | [INFO] [stdout] 12 | pub activator: Box, [INFO] [stdout] | ^^^^^^^^^ help: use `dyn`: `dyn Activator` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/network/layer/mod.rs:33:31 [INFO] [stdout] | [INFO] [stdout] 33 | activator: Box) [INFO] [stdout] | ^^^^^^^^^ help: use `dyn`: `dyn Activator` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/network/mod.rs:15:20 [INFO] [stdout] | [INFO] [stdout] 15 | activator: Box, [INFO] [stdout] | ^^^^^^^^^ help: use `dyn`: `dyn Activator` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 14.35s [INFO] running `Command { std: "docker" "inspect" "89b1499fc4c08ea06c4fbbd9c1ef58009c796fcaad1c2073dbf96d5806f4e393", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "89b1499fc4c08ea06c4fbbd9c1ef58009c796fcaad1c2073dbf96d5806f4e393", kill_on_drop: false }` [INFO] [stdout] 89b1499fc4c08ea06c4fbbd9c1ef58009c796fcaad1c2073dbf96d5806f4e393 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=warn" "-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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 532d0366b721d5244bce54c985487625be83ea56663d5bc11ac5e5f87246f494 [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" "532d0366b721d5244bce54c985487625be83ea56663d5bc11ac5e5f87246f494", kill_on_drop: false }` [INFO] [stderr] Compiling linear_regression v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused `#[macro_use]` import [INFO] [stdout] --> src/main.rs:2:1 [INFO] [stdout] | [INFO] [stdout] 2 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/network/layer/mod.rs:12:24 [INFO] [stdout] | [INFO] [stdout] 12 | pub activator: Box, [INFO] [stdout] | ^^^^^^^^^ help: use `dyn`: `dyn Activator` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/network/layer/mod.rs:33:31 [INFO] [stdout] | [INFO] [stdout] 33 | activator: Box) [INFO] [stdout] | ^^^^^^^^^ help: use `dyn`: `dyn Activator` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/network/mod.rs:15:20 [INFO] [stdout] | [INFO] [stdout] 15 | activator: Box, [INFO] [stdout] | ^^^^^^^^^ help: use `dyn`: `dyn Activator` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.99s [INFO] running `Command { std: "docker" "inspect" "532d0366b721d5244bce54c985487625be83ea56663d5bc11ac5e5f87246f494", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "532d0366b721d5244bce54c985487625be83ea56663d5bc11ac5e5f87246f494", kill_on_drop: false }` [INFO] [stdout] 532d0366b721d5244bce54c985487625be83ea56663d5bc11ac5e5f87246f494 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=warn" "-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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 973b97b8f17c8fe09d007663753d7f9f38b6f9ecc2f1c13c6c8b2f2e54fd74bd [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" "973b97b8f17c8fe09d007663753d7f9f38b6f9ecc2f1c13c6c8b2f2e54fd74bd", kill_on_drop: false }` [INFO] [stderr] warning: unused `#[macro_use]` import [INFO] [stderr] --> src/main.rs:2:1 [INFO] [stderr] | [INFO] [stderr] 2 | #[macro_use] [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/network/layer/mod.rs:12:24 [INFO] [stderr] | [INFO] [stderr] 12 | pub activator: Box, [INFO] [stderr] | ^^^^^^^^^ help: use `dyn`: `dyn Activator` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/network/layer/mod.rs:33:31 [INFO] [stderr] | [INFO] [stderr] 33 | activator: Box) [INFO] [stderr] | ^^^^^^^^^ help: use `dyn`: `dyn Activator` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/network/mod.rs:15:20 [INFO] [stderr] | [INFO] [stderr] 15 | activator: Box, [INFO] [stderr] | ^^^^^^^^^ help: use `dyn`: `dyn Activator` [INFO] [stderr] [INFO] [stderr] warning: 4 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.15s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/linear_regression-a90252d6457c00c0 [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 [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "973b97b8f17c8fe09d007663753d7f9f38b6f9ecc2f1c13c6c8b2f2e54fd74bd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "973b97b8f17c8fe09d007663753d7f9f38b6f9ecc2f1c13c6c8b2f2e54fd74bd", kill_on_drop: false }` [INFO] [stdout] 973b97b8f17c8fe09d007663753d7f9f38b6f9ecc2f1c13c6c8b2f2e54fd74bd