[INFO] cloning repository https://github.com/cassaundra/gridloc [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cassaundra/gridloc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcassaundra%2Fgridloc", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcassaundra%2Fgridloc'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] d4f58ff300fbc37b2e4423dc8670bb574605ed0d [INFO] checking cassaundra/gridloc/d4f58ff300fbc37b2e4423dc8670bb574605ed0d against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcassaundra%2Fgridloc" "/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/cassaundra/gridloc on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/cassaundra/gridloc [INFO] finished tweaking git repo https://github.com/cassaundra/gridloc [INFO] tweaked toml for git repo https://github.com/cassaundra/gridloc written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/cassaundra/gridloc 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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded matrixmultiply v0.2.4 [INFO] [stderr] Downloaded num-complex v0.3.1 [INFO] [stderr] Downloaded ndarray v0.14.0 [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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 788a50c85e31fd75fe66a54ca97d20787f89265e9aba741765dc539153c55db0 [INFO] running `Command { std: "docker" "start" "-a" "788a50c85e31fd75fe66a54ca97d20787f89265e9aba741765dc539153c55db0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "788a50c85e31fd75fe66a54ca97d20787f89265e9aba741765dc539153c55db0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "788a50c85e31fd75fe66a54ca97d20787f89265e9aba741765dc539153c55db0", kill_on_drop: false }` [INFO] [stdout] 788a50c85e31fd75fe66a54ca97d20787f89265e9aba741765dc539153c55db0 [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" "-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b7cb89de279bdf5dd17945de61108cbd48e3fdda4d9b80a1212e1ee23a4ffade [INFO] running `Command { std: "docker" "start" "-a" "b7cb89de279bdf5dd17945de61108cbd48e3fdda4d9b80a1212e1ee23a4ffade", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.82 [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Compiling getrandom v0.2.1 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling syn v1.0.58 [INFO] [stderr] Compiling ndarray v0.14.0 [INFO] [stderr] Checking rawpointer v0.2.1 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking ppv-lite86 v0.2.10 [INFO] [stderr] Compiling unicode-segmentation v1.7.1 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Checking matrixmultiply v0.2.4 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Compiling heck v0.3.2 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling quote v1.0.8 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking rand_core v0.6.1 [INFO] [stderr] Checking num-complex v0.3.1 [INFO] [stderr] Checking rand_chacha v0.3.0 [INFO] [stderr] Checking rand v0.8.2 [INFO] [stderr] Checking gridloc-lib v0.1.0 (/opt/rustwide/workdir/gridloc-lib) [INFO] [stdout] warning: the feature `or_patterns` has been stable since 1.53.0 and no longer requires an attribute to enable [INFO] [stdout] --> gridloc-lib/src/lib.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(or_patterns)] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `or_patterns` has been stable since 1.53.0 and no longer requires an attribute to enable [INFO] [stdout] --> gridloc-lib/src/lib.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(or_patterns)] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `rng` is never read [INFO] [stdout] --> gridloc-lib/src/program/mod.rs:20:5 [INFO] [stdout] | [INFO] [stdout] 14 | pub struct ProgramState<'a, G: Grid, Rng: rand::Rng> { [INFO] [stdout] | ------------ field in this struct [INFO] [stdout] ... [INFO] [stdout] 20 | rng: Rng, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `CHUNK_SIZE` is never used [INFO] [stdout] --> gridloc-lib/src/program/grid.rs:11:7 [INFO] [stdout] | [INFO] [stdout] 11 | const CHUNK_SIZE: usize = CHUNK_LENGTH * CHUNK_LENGTH; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `rng` is never read [INFO] [stdout] --> gridloc-lib/src/program/mod.rs:20:5 [INFO] [stdout] | [INFO] [stdout] 14 | pub struct ProgramState<'a, G: Grid, Rng: rand::Rng> { [INFO] [stdout] | ------------ field in this struct [INFO] [stdout] ... [INFO] [stdout] 20 | rng: Rng, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `CHUNK_SIZE` is never used [INFO] [stdout] --> gridloc-lib/src/program/grid.rs:11:7 [INFO] [stdout] | [INFO] [stdout] 11 | const CHUNK_SIZE: usize = CHUNK_LENGTH * CHUNK_LENGTH; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling structopt-derive v0.4.14 [INFO] [stderr] Checking structopt v0.3.21 [INFO] [stderr] Checking gridloc-cli v0.1.0 (/opt/rustwide/workdir/gridloc-cli) [INFO] [stdout] warning: unused variable: `options` [INFO] [stdout] --> gridloc-cli/src/main.rs:23:9 [INFO] [stdout] | [INFO] [stdout] 23 | let options = Options::from_args(); [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_options` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `delay`, `visual`, and `file` are never read [INFO] [stdout] --> gridloc-cli/src/main.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 10 | struct Options { [INFO] [stdout] | ------- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 13 | delay: Option, [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 16 | visual: bool, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 19 | file: Option, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Options` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> gridloc-cli/src/main.rs:30:5 [INFO] [stdout] | [INFO] [stdout] 30 | interpreter.run(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 30 | let _ = interpreter.run(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `options` [INFO] [stdout] --> gridloc-cli/src/main.rs:23:9 [INFO] [stdout] | [INFO] [stdout] 23 | let options = Options::from_args(); [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_options` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `delay`, `visual`, and `file` are never read [INFO] [stdout] --> gridloc-cli/src/main.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 10 | struct Options { [INFO] [stdout] | ------- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 13 | delay: Option, [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 16 | visual: bool, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 19 | file: Option, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Options` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> gridloc-cli/src/main.rs:30:5 [INFO] [stdout] | [INFO] [stdout] 30 | interpreter.run(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 30 | let _ = interpreter.run(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.35s [INFO] running `Command { std: "docker" "inspect" "b7cb89de279bdf5dd17945de61108cbd48e3fdda4d9b80a1212e1ee23a4ffade", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b7cb89de279bdf5dd17945de61108cbd48e3fdda4d9b80a1212e1ee23a4ffade", kill_on_drop: false }` [INFO] [stdout] b7cb89de279bdf5dd17945de61108cbd48e3fdda4d9b80a1212e1ee23a4ffade