[INFO] cloning repository https://github.com/Blue-Pix/ezio [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Blue-Pix/ezio" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBlue-Pix%2Fezio", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBlue-Pix%2Fezio'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] be10252f8e2dc44c45890f614bc5a718be6ef69d [INFO] checking Blue-Pix/ezio against beta for pr-78714 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBlue-Pix%2Fezio" "/workspace/builds/worker-9/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Blue-Pix/ezio on toolchain beta [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Blue-Pix/ezio [INFO] finished tweaking git repo https://github.com/Blue-Pix/ezio [INFO] tweaked toml for git repo https://github.com/Blue-Pix/ezio written to /workspace/builds/worker-9/source/Cargo.toml [INFO] crate git repo https://github.com/Blue-Pix/ezio already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9420f152d19cc8e595d7d5c36c805ecbfcff8f7c5b1b08c10557df7c309a2eaf [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" "9420f152d19cc8e595d7d5c36c805ecbfcff8f7c5b1b08c10557df7c309a2eaf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9420f152d19cc8e595d7d5c36c805ecbfcff8f7c5b1b08c10557df7c309a2eaf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9420f152d19cc8e595d7d5c36c805ecbfcff8f7c5b1b08c10557df7c309a2eaf", kill_on_drop: false }` [INFO] [stdout] 9420f152d19cc8e595d7d5c36c805ecbfcff8f7c5b1b08c10557df7c309a2eaf [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "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] 271ab2b5283ac76e5a91e2ed0ff2a3d33c3d012a58f1754256f1d12e5e906cd8 [INFO] running `Command { std: "docker" "start" "-a" "271ab2b5283ac76e5a91e2ed0ff2a3d33c3d012a58f1754256f1d12e5e906cd8", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.36 [INFO] [stderr] Compiling ndarray v0.13.1 [INFO] [stderr] Checking data-encoding v2.3.0 [INFO] [stderr] Checking cc v1.0.58 [INFO] [stderr] Compiling paste-impl v0.1.18 [INFO] [stderr] Compiling libsqlite3-sys v0.18.0 [INFO] [stderr] Compiling num-traits v0.2.12 [INFO] [stderr] Compiling num-integer v0.1.43 [INFO] [stderr] Compiling openssl-sys v0.9.58 [INFO] [stderr] Compiling num-bigint v0.3.0 [INFO] [stderr] Compiling num-rational v0.3.0 [INFO] [stderr] Compiling num-iter v0.1.41 [INFO] [stderr] Compiling ezio v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking stringprep v0.1.2 [INFO] [stderr] Checking signal-hook-registry v1.2.1 [INFO] [stderr] Checking pnet_sys v0.26.0 [INFO] [stderr] Checking xattr v0.2.2 [INFO] [stderr] Checking filetime v0.2.12 [INFO] [stderr] Checking thread-id v3.3.0 [INFO] [stderr] Checking memmap v0.7.0 [INFO] [stderr] Checking ring v0.16.15 [INFO] [stderr] Checking flate2 v1.0.16 [INFO] [stderr] Checking error-chain v0.12.4 [INFO] [stderr] Checking clap v2.33.2 [INFO] [stderr] Checking tar v0.4.29 [INFO] [stderr] Checking postgres-protocol v0.5.2 [INFO] [stderr] Checking tempfile v3.1.0 [INFO] [stderr] Checking postgres-types v0.1.2 [INFO] [stderr] Checking rusqlite v0.23.1 [INFO] [stderr] Checking paste v0.1.18 [INFO] [stderr] Compiling openssl v0.10.30 [INFO] [stderr] Compiling native-tls v0.2.4 [INFO] [stderr] Checking approx v0.3.2 [INFO] [stderr] Checking num-complex v0.2.4 [INFO] [stderr] Checking ordered-float v1.1.0 [INFO] [stderr] Checking num-complex v0.3.0 [INFO] [stderr] Checking num-rational v0.2.4 [INFO] [stderr] Checking chrono v0.4.13 [INFO] [stderr] Checking simba v0.1.5 [INFO] [stderr] Checking nalgebra v0.21.1 [INFO] [stderr] Checking image v0.23.8 [INFO] [stderr] Checking num v0.3.0 [INFO] [stderr] Compiling synstructure v0.12.4 [INFO] [stderr] Compiling serde_derive v1.0.115 [INFO] [stderr] Compiling pin-project-internal v0.4.23 [INFO] [stderr] Compiling futures-macro v0.3.5 [INFO] [stderr] Compiling tokio-macros v0.2.5 [INFO] [stderr] Compiling html5ever v0.25.1 [INFO] [stderr] Compiling async-trait v0.1.36 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Checking failure v0.1.8 [INFO] [stderr] Checking pin-project v0.4.23 [INFO] [stderr] Checking futures-util v0.3.5 [INFO] [stderr] Checking serde v1.0.115 [INFO] [stderr] Checking futures-executor v0.3.5 [INFO] [stderr] Checking futures v0.3.5 [INFO] [stderr] Checking log v0.4.11 [INFO] [stderr] Checking string_cache v0.8.0 [INFO] [stderr] Checking serde_json v1.0.57 [INFO] [stderr] Checking ipnetwork v0.16.0 [INFO] [stderr] Checking bstr v0.2.13 [INFO] [stderr] Checking serde_urlencoded v0.6.1 [INFO] [stderr] Checking serde-value v0.6.0 [INFO] [stderr] Checking serde_yaml v0.8.13 [INFO] [stderr] Checking ipnetwork v0.17.0 [INFO] [stderr] Checking toml v0.5.6 [INFO] [stderr] Checking mio v0.6.22 [INFO] [stderr] Checking tracing v0.1.19 [INFO] [stderr] Checking want v0.3.0 [INFO] [stderr] Checking syslog v5.0.0 [INFO] [stderr] Checking env_logger v0.7.1 [INFO] [stderr] Checking pnet_datalink v0.26.0 [INFO] [stderr] Checking csv v1.1.3 [INFO] [stderr] Compiling log v0.3.9 [INFO] [stderr] Checking mio-uds v0.6.8 [INFO] [stderr] Compiling syntex_errors v0.42.0 [INFO] [stderr] Checking tokio v0.2.22 [INFO] [stderr] Checking log4rs v0.13.0 [INFO] [stderr] Compiling syntex_syntax v0.42.0 [INFO] [stderr] Compiling markup5ever v0.10.0 [INFO] [stderr] Checking tokio-util v0.3.1 [INFO] [stderr] Checking tokio-tls v0.3.1 [INFO] [stderr] Checking h2 v0.2.6 [INFO] [stderr] Checking tokio-postgres v0.5.5 [INFO] [stderr] Checking xml5ever v0.16.1 [INFO] [stderr] Checking markup5ever_rcdom v0.1.0 [INFO] [stderr] Checking select v0.5.0 [INFO] [stderr] Checking postgres v0.17.5 [INFO] [stderr] Compiling syntex v0.42.2 [INFO] [stderr] Checking hyper v0.13.7 [INFO] [stderr] Compiling pnet_macros v0.26.0 [INFO] [stderr] Compiling pnet_packet v0.26.0 [INFO] [stderr] Checking hyper-tls v0.4.3 [INFO] [stderr] Checking reqwest v0.10.7 [INFO] [stderr] Checking pnet_transport v0.26.0 [INFO] [stderr] Checking pnet v0.26.0 [INFO] [stdout] warning: unused import: `DMatrix` [INFO] [stdout] --> src/cookbook/science/mod.rs:3:25 [INFO] [stdout] | [INFO] [stdout] 3 | use nalgebra::{Matrix3, DMatrix}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `DMatrix` [INFO] [stdout] --> src/cookbook/science/mod.rs:3:25 [INFO] [stdout] | [INFO] [stdout] 3 | use nalgebra::{Matrix3, DMatrix}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/web_server_v2/mod.rs:94:5 [INFO] [stdout] | [INFO] [stdout] 59 | / loop { [INFO] [stdout] 60 | | match poll.poll(&mut events, None) { [INFO] [stdout] 61 | | Ok(_) => {}, [INFO] [stdout] 62 | | Err(e) => { [INFO] [stdout] ... | [INFO] [stdout] 91 | | [INFO] [stdout] 92 | | } [INFO] [stdout] | |_____- any code following this expression is unreachable [INFO] [stdout] 93 | [INFO] [stdout] 94 | Ok(()) [INFO] [stdout] | ^^^^^^ unreachable expression [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/web_server_v2/mod.rs:94:5 [INFO] [stdout] | [INFO] [stdout] 59 | / loop { [INFO] [stdout] 60 | | match poll.poll(&mut events, None) { [INFO] [stdout] 61 | | Ok(_) => {}, [INFO] [stdout] 62 | | Err(e) => { [INFO] [stdout] ... | [INFO] [stdout] 91 | | [INFO] [stdout] 92 | | } [INFO] [stdout] | |_____- any code following this expression is unreachable [INFO] [stdout] 93 | [INFO] [stdout] 94 | Ok(()) [INFO] [stdout] | ^^^^^^ unreachable expression [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/cookbook/concurrency/explicit_threads/mod.rs:114:3 [INFO] [stdout] | [INFO] [stdout] 114 | insert("apple"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/cookbook/concurrency/explicit_threads/mod.rs:115:3 [INFO] [stdout] | [INFO] [stdout] 115 | insert("orange"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/cookbook/concurrency/explicit_threads/mod.rs:116:3 [INFO] [stdout] | [INFO] [stdout] 116 | insert("peach"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/cookbook/concurrency/explicit_threads/mod.rs:123:3 [INFO] [stdout] | [INFO] [stdout] 123 | insert("grape"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/cookbook/concurrency/explicit_threads/mod.rs:193:3 [INFO] [stdout] | [INFO] [stdout] 193 | img.save("output.png"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/cookbook/concurrency/explicit_threads/mod.rs:114:3 [INFO] [stdout] | [INFO] [stdout] 114 | insert("apple"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/cookbook/concurrency/explicit_threads/mod.rs:115:3 [INFO] [stdout] | [INFO] [stdout] 115 | insert("orange"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/cookbook/concurrency/explicit_threads/mod.rs:116:3 [INFO] [stdout] | [INFO] [stdout] 116 | insert("peach"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/cookbook/concurrency/explicit_threads/mod.rs:123:3 [INFO] [stdout] | [INFO] [stdout] 123 | insert("grape"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/cookbook/concurrency/explicit_threads/mod.rs:193:3 [INFO] [stdout] | [INFO] [stdout] 193 | img.save("output.png"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3m 52s [INFO] running `Command { std: "docker" "inspect" "271ab2b5283ac76e5a91e2ed0ff2a3d33c3d012a58f1754256f1d12e5e906cd8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "271ab2b5283ac76e5a91e2ed0ff2a3d33c3d012a58f1754256f1d12e5e906cd8", kill_on_drop: false }` [INFO] [stdout] 271ab2b5283ac76e5a91e2ed0ff2a3d33c3d012a58f1754256f1d12e5e906cd8