[INFO] cloning repository https://github.com/ernsttm/mapping [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ernsttm/mapping" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fernsttm%2Fmapping", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fernsttm%2Fmapping'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] fffe80200cc357b8d54303910248423cca45cedb [INFO] checking ernsttm/mapping against master#b56aaec52bc0fa35591a872fb4aac81f606e265c for pr-122661-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fernsttm%2Fmapping" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/ernsttm/mapping [INFO] finished tweaking git repo https://github.com/ernsttm/mapping [INFO] tweaked toml for git repo https://github.com/ernsttm/mapping written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/ernsttm/mapping on toolchain b56aaec52bc0fa35591a872fb4aac81f606e265c [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b56aaec52bc0fa35591a872fb4aac81f606e265c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/ernsttm/mapping 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" "+b56aaec52bc0fa35591a872fb4aac81f606e265c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+b56aaec52bc0fa35591a872fb4aac81f606e265c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a5a6e4035c85fe6bfb0c4851a29455d06be301214b48220ffe787089b6af41f9 [INFO] running `Command { std: "docker" "start" "-a" "a5a6e4035c85fe6bfb0c4851a29455d06be301214b48220ffe787089b6af41f9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a5a6e4035c85fe6bfb0c4851a29455d06be301214b48220ffe787089b6af41f9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a5a6e4035c85fe6bfb0c4851a29455d06be301214b48220ffe787089b6af41f9", kill_on_drop: false }` [INFO] [stdout] a5a6e4035c85fe6bfb0c4851a29455d06be301214b48220ffe787089b6af41f9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+b56aaec52bc0fa35591a872fb4aac81f606e265c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] fd09de859af73521cfd6d0ebf813d83d2f786055da929fb1469a8e23a6f93662 [INFO] running `Command { std: "docker" "start" "-a" "fd09de859af73521cfd6d0ebf813d83d2f786055da929fb1469a8e23a6f93662", kill_on_drop: false }` [INFO] [stderr] Checking mapping v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around match arm expression [INFO] [stdout] --> src/laydown_walker.rs:36:21 [INFO] [stdout] | [INFO] [stdout] 36 | None => (node_timings.push(self.gate_delay(root))), [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 36 - None => (node_timings.push(self.gate_delay(root))), [INFO] [stdout] 36 + None => node_timings.push(self.gate_delay(root)), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around match arm expression [INFO] [stdout] --> src/laydown_walker.rs:50:25 [INFO] [stdout] | [INFO] [stdout] 50 | None => (child_timings.push(cell.delay_a)), [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 50 - None => (child_timings.push(cell.delay_a)), [INFO] [stdout] 50 + None => child_timings.push(cell.delay_a), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around match arm expression [INFO] [stdout] --> src/laydown_walker.rs:62:25 [INFO] [stdout] | [INFO] [stdout] 62 | None => (child_timings.push(cell.delay_b)), [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 62 - None => (child_timings.push(cell.delay_b)), [INFO] [stdout] 62 + None => child_timings.push(cell.delay_b), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Tree` [INFO] [stdout] --> src/lib.rs:10:27 [INFO] [stdout] | [INFO] [stdout] 10 | use dag::{DAG, InputNode, Tree}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around match arm expression [INFO] [stdout] --> src/laydown_walker.rs:36:21 [INFO] [stdout] | [INFO] [stdout] 36 | None => (node_timings.push(self.gate_delay(root))), [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 36 - None => (node_timings.push(self.gate_delay(root))), [INFO] [stdout] 36 + None => node_timings.push(self.gate_delay(root)), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around match arm expression [INFO] [stdout] --> src/laydown_walker.rs:50:25 [INFO] [stdout] | [INFO] [stdout] 50 | None => (child_timings.push(cell.delay_a)), [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 50 - None => (child_timings.push(cell.delay_a)), [INFO] [stdout] 50 + None => child_timings.push(cell.delay_a), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around match arm expression [INFO] [stdout] --> src/laydown_walker.rs:62:25 [INFO] [stdout] | [INFO] [stdout] 62 | None => (child_timings.push(cell.delay_b)), [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 62 - None => (child_timings.push(cell.delay_b)), [INFO] [stdout] 62 + None => child_timings.push(cell.delay_b), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Tree` [INFO] [stdout] --> src/lib.rs:10:27 [INFO] [stdout] | [INFO] [stdout] 10 | use dag::{DAG, InputNode, Tree}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/laydown_walker.rs:79:14 [INFO] [stdout] | [INFO] [stdout] 79 | for (i, cell) in self.cells.iter().enumerate() { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/laydown_walker.rs:79:14 [INFO] [stdout] | [INFO] [stdout] 79 | for (i, cell) in self.cells.iter().enumerate() { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `index` [INFO] [stdout] --> src/lib.rs:82:9 [INFO] [stdout] | [INFO] [stdout] 82 | for index in 0..gate_number { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_index` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `index` [INFO] [stdout] --> src/lib.rs:106:9 [INFO] [stdout] | [INFO] [stdout] 106 | for index in 0..cell_number { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_index` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `index` [INFO] [stdout] --> src/lib.rs:151:9 [INFO] [stdout] | [INFO] [stdout] 151 | for index in 0..node_num { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_index` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `inputs` is never read [INFO] [stdout] --> src/lib.rs:33:5 [INFO] [stdout] | [INFO] [stdout] 32 | pub struct Gate { [INFO] [stdout] | ---- field in this struct [INFO] [stdout] 33 | inputs: u32, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `inputs` is never used [INFO] [stdout] --> src/dag.rs:24:12 [INFO] [stdout] | [INFO] [stdout] 15 | impl Node { [INFO] [stdout] | --------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 24 | pub fn inputs(&self) -> &Vec { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `index` [INFO] [stdout] --> src/lib.rs:82:9 [INFO] [stdout] | [INFO] [stdout] 82 | for index in 0..gate_number { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_index` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `inputs` is never used [INFO] [stdout] --> src/dag.rs:112:12 [INFO] [stdout] | [INFO] [stdout] 81 | impl DAG { [INFO] [stdout] | -------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 112 | pub fn inputs(&self, node: u32) -> &Vec { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `index` [INFO] [stdout] --> src/lib.rs:106:9 [INFO] [stdout] | [INFO] [stdout] 106 | for index in 0..cell_number { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_index` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:21:22 [INFO] [stdout] | [INFO] [stdout] 21 | pub fn new(args: &[String]) -> Result { [INFO] [stdout] | ^^^^^^^^^ ------------ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 21 | pub fn new(args: &[String]) -> Result> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `index` [INFO] [stdout] --> src/lib.rs:151:9 [INFO] [stdout] | [INFO] [stdout] 151 | for index in 0..node_num { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_index` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `inputs` is never read [INFO] [stdout] --> src/lib.rs:33:5 [INFO] [stdout] | [INFO] [stdout] 32 | pub struct Gate { [INFO] [stdout] | ---- field in this struct [INFO] [stdout] 33 | inputs: u32, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `inputs` is never used [INFO] [stdout] --> src/dag.rs:24:12 [INFO] [stdout] | [INFO] [stdout] 15 | impl Node { [INFO] [stdout] | --------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 24 | pub fn inputs(&self) -> &Vec { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `inputs` is never used [INFO] [stdout] --> src/dag.rs:112:12 [INFO] [stdout] | [INFO] [stdout] 81 | impl DAG { [INFO] [stdout] | -------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 112 | pub fn inputs(&self, node: u32) -> &Vec { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:21:22 [INFO] [stdout] | [INFO] [stdout] 21 | pub fn new(args: &[String]) -> Result { [INFO] [stdout] | ^^^^^^^^^ ------------ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 21 | pub fn new(args: &[String]) -> Result> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.23s [INFO] running `Command { std: "docker" "inspect" "fd09de859af73521cfd6d0ebf813d83d2f786055da929fb1469a8e23a6f93662", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fd09de859af73521cfd6d0ebf813d83d2f786055da929fb1469a8e23a6f93662", kill_on_drop: false }` [INFO] [stdout] fd09de859af73521cfd6d0ebf813d83d2f786055da929fb1469a8e23a6f93662