[INFO] cloning repository https://github.com/jdelman/conway-rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jdelman/conway-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjdelman%2Fconway-rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjdelman%2Fconway-rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 86ea64bb7103d91bbe9fcdbbd30b2b608a5018ce [INFO] building jdelman/conway-rust against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjdelman%2Fconway-rust" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jdelman/conway-rust on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/jdelman/conway-rust [INFO] finished tweaking git repo https://github.com/jdelman/conway-rust [INFO] tweaked toml for git repo https://github.com/jdelman/conway-rust written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/jdelman/conway-rust 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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3e8f1e2849b847df26144ea21a07c5a72b949783130e2d8085a4de927e2db019 [INFO] running `Command { std: "docker" "start" "-a" "3e8f1e2849b847df26144ea21a07c5a72b949783130e2d8085a4de927e2db019", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3e8f1e2849b847df26144ea21a07c5a72b949783130e2d8085a4de927e2db019", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3e8f1e2849b847df26144ea21a07c5a72b949783130e2d8085a4de927e2db019", kill_on_drop: false }` [INFO] [stdout] 3e8f1e2849b847df26144ea21a07c5a72b949783130e2d8085a4de927e2db019 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a4322130897d8648f56b7fb0da34a22c177a72c1f7372ccfa587c43f5b6ae88d [INFO] running `Command { std: "docker" "start" "-a" "a4322130897d8648f56b7fb0da34a22c177a72c1f7372ccfa587c43f5b6ae88d", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.58 [INFO] [stderr] Compiling spin v0.5.0 [INFO] [stderr] Compiling autocfg v0.1.4 [INFO] [stderr] Compiling bitflags v1.1.0 [INFO] [stderr] Compiling byteorder v1.3.2 [INFO] [stderr] Compiling ppv-lite86 v0.2.5 [INFO] [stderr] Compiling unicode-width v0.1.5 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Compiling lazy_static v1.3.0 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling yaml-rust v0.3.5 [INFO] [stderr] Compiling rand_chacha v0.2.0 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling vec_map v0.8.1 [INFO] [stderr] Compiling getrandom v0.1.6 [INFO] [stderr] Compiling rand_core v0.5.0 [INFO] [stderr] Compiling c2-chacha v0.2.2 [INFO] [stderr] Compiling atty v0.2.12 [INFO] [stderr] Compiling base64 v0.10.1 [INFO] [stderr] Compiling clap v2.33.0 [INFO] [stderr] Compiling rand v0.7.0 [INFO] [stderr] Compiling conway-rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around assigned value [INFO] [stdout] --> src/grid.rs:49:24 [INFO] [stdout] | [INFO] [stdout] 49 | let segment_bits = (8 * SEGMENT_SIZE); [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 49 - let segment_bits = (8 * SEGMENT_SIZE); [INFO] [stdout] 49 + let segment_bits = 8 * SEGMENT_SIZE; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/main.rs:77:8 [INFO] [stdout] | [INFO] [stdout] 77 | if (delay > 0) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 77 - if (delay > 0) { [INFO] [stdout] 77 + if delay > 0 { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `print_indexes` and `to_base64` are never used [INFO] [stdout] --> src/grid.rs:130:10 [INFO] [stdout] | [INFO] [stdout] 26 | impl Grid { [INFO] [stdout] | --------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 130 | pub fn print_indexes(&self) { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 145 | pub fn to_base64(&self) -> String { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `to_octets` is never used [INFO] [stdout] --> src/octets.rs:7:8 [INFO] [stdout] | [INFO] [stdout] 7 | pub fn to_octets(value: usize) -> Vec { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.53s [INFO] running `Command { std: "docker" "inspect" "a4322130897d8648f56b7fb0da34a22c177a72c1f7372ccfa587c43f5b6ae88d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a4322130897d8648f56b7fb0da34a22c177a72c1f7372ccfa587c43f5b6ae88d", kill_on_drop: false }` [INFO] [stdout] a4322130897d8648f56b7fb0da34a22c177a72c1f7372ccfa587c43f5b6ae88d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 86284e5c5f824d22e39f78e97ce73b0f4a877ba9d9b875c0f3564a56b0dd684b [INFO] running `Command { std: "docker" "start" "-a" "86284e5c5f824d22e39f78e97ce73b0f4a877ba9d9b875c0f3564a56b0dd684b", kill_on_drop: false }` [INFO] [stderr] Compiling conway-rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around assigned value [INFO] [stdout] --> src/grid.rs:49:24 [INFO] [stdout] | [INFO] [stdout] 49 | let segment_bits = (8 * SEGMENT_SIZE); [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 49 - let segment_bits = (8 * SEGMENT_SIZE); [INFO] [stdout] 49 + let segment_bits = 8 * SEGMENT_SIZE; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/main.rs:77:8 [INFO] [stdout] | [INFO] [stdout] 77 | if (delay > 0) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 77 - if (delay > 0) { [INFO] [stdout] 77 + if delay > 0 { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `print_indexes` and `to_base64` are never used [INFO] [stdout] --> src/grid.rs:130:10 [INFO] [stdout] | [INFO] [stdout] 26 | impl Grid { [INFO] [stdout] | --------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 130 | pub fn print_indexes(&self) { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 145 | pub fn to_base64(&self) -> String { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `to_octets` is never used [INFO] [stdout] --> src/octets.rs:7:8 [INFO] [stdout] | [INFO] [stdout] 7 | pub fn to_octets(value: usize) -> Vec { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.56s [INFO] running `Command { std: "docker" "inspect" "86284e5c5f824d22e39f78e97ce73b0f4a877ba9d9b875c0f3564a56b0dd684b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "86284e5c5f824d22e39f78e97ce73b0f4a877ba9d9b875c0f3564a56b0dd684b", kill_on_drop: false }` [INFO] [stdout] 86284e5c5f824d22e39f78e97ce73b0f4a877ba9d9b875c0f3564a56b0dd684b