[INFO] cloning repository https://github.com/technolapin/grid [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/technolapin/grid" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftechnolapin%2Fgrid", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftechnolapin%2Fgrid'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] f3ae4838abad4769dfb2244a46a14765c1bd90d5 [INFO] checking technolapin/grid against master#5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f for pr-87248 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftechnolapin%2Fgrid" "/workspace/builds/worker-5/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/technolapin/grid on toolchain 5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/technolapin/grid [INFO] finished tweaking git repo https://github.com/technolapin/grid [INFO] tweaked toml for git repo https://github.com/technolapin/grid written to /workspace/builds/worker-5/source/Cargo.toml [INFO] crate git repo https://github.com/technolapin/grid already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "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] 38eabc6a6a62c2da9c7e4c3ec6b07ff946ce4b0f703fccb15a1f050728b9009b [INFO] running `Command { std: "docker" "start" "-a" "38eabc6a6a62c2da9c7e4c3ec6b07ff946ce4b0f703fccb15a1f050728b9009b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "38eabc6a6a62c2da9c7e4c3ec6b07ff946ce4b0f703fccb15a1f050728b9009b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "38eabc6a6a62c2da9c7e4c3ec6b07ff946ce4b0f703fccb15a1f050728b9009b", kill_on_drop: false }` [INFO] [stdout] 38eabc6a6a62c2da9c7e4c3ec6b07ff946ce4b0f703fccb15a1f050728b9009b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a1ec7079f47e413b2a0ee06de537138a9e5f428267b9d402ba1f588f9e283ee8 [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" "a1ec7079f47e413b2a0ee06de537138a9e5f428267b9d402ba1f588f9e283ee8", 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] Checking grid v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: value assigned to `tmp` is never read [INFO] [stdout] --> src/main.rs:180:13 [INFO] [stdout] | [INFO] [stdout] 180 | let mut tmp = 0; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `s` is never read [INFO] [stdout] --> src/main.rs:181:13 [INFO] [stdout] | [INFO] [stdout] 181 | let mut s = 0; [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `tmp` is never read [INFO] [stdout] --> src/main.rs:180:13 [INFO] [stdout] | [INFO] [stdout] 180 | let mut tmp = 0; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `s` is never read [INFO] [stdout] --> src/main.rs:181:13 [INFO] [stdout] | [INFO] [stdout] 181 | let mut s = 0; [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:102:9 [INFO] [stdout] | [INFO] [stdout] 102 | let mut tab = [[1 as u64,2,3],[4,5,6],[7,8,9]]; [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:102:9 [INFO] [stdout] | [INFO] [stdout] 102 | let mut tab = [[1 as u64,2,3],[4,5,6],[7,8,9]]; [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get_cell_tuple` [INFO] [stdout] --> src/main.rs:52:13 [INFO] [stdout] | [INFO] [stdout] 52 | fn get_cell_tuple(&self, (x, y): (isize, isize)) -> $t [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 104 | gen_grid_struct!(32, 32, u64); [INFO] [stdout] | ------------------------------ in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] = note: this warning originates in the macro `gen_grid_struct` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `set_cells` [INFO] [stdout] --> src/main.rs:71:13 [INFO] [stdout] | [INFO] [stdout] 71 | / fn set_cells( [INFO] [stdout] 72 | | &mut self, [INFO] [stdout] 73 | | (x0, y0):(isize, isize), [INFO] [stdout] 74 | | pattern: Vec<(isize, isize)>, [INFO] [stdout] ... | [INFO] [stdout] 90 | | } [INFO] [stdout] 91 | | } [INFO] [stdout] | |_____________^ [INFO] [stdout] ... [INFO] [stdout] 104 | gen_grid_struct!(32, 32, u64); [INFO] [stdout] | ------------------------------ in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `gen_grid_struct` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.35s [INFO] running `Command { std: "docker" "inspect" "a1ec7079f47e413b2a0ee06de537138a9e5f428267b9d402ba1f588f9e283ee8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a1ec7079f47e413b2a0ee06de537138a9e5f428267b9d402ba1f588f9e283ee8", kill_on_drop: false }` [INFO] [stdout] a1ec7079f47e413b2a0ee06de537138a9e5f428267b9d402ba1f588f9e283ee8