[INFO] updating cached repository technolapin/grid [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/technolapin/grid [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/technolapin/grid" "work/ex/beta-1.38-1/sources/1.37.0/gh/technolapin/grid"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/technolapin/grid'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/technolapin/grid" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/technolapin/grid"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/technolapin/grid'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] f3ae4838abad4769dfb2244a46a14765c1bd90d5 [INFO] sha for GitHub repo technolapin/grid: f3ae4838abad4769dfb2244a46a14765c1bd90d5 [INFO] validating manifest of technolapin/grid on toolchain 1.37.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of technolapin/grid on toolchain beta-2019-08-13 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing technolapin/grid [INFO] finished frobbing technolapin/grid [INFO] frobbed toml for technolapin/grid written to work/ex/beta-1.38-1/sources/1.37.0/gh/technolapin/grid/Cargo.toml [INFO] started frobbing technolapin/grid [INFO] finished frobbing technolapin/grid [INFO] frobbed toml for technolapin/grid written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/technolapin/grid/Cargo.toml [INFO] crate technolapin/grid already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing technolapin/grid against beta-2019-08-13 for beta-1.38-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/technolapin/grid:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "build" "--frozen"` [INFO] [stdout] b520c15be3ae0b064062e9b7ff55bbe3473b860a2b02718bb9a1653d007450a8 [INFO] running `"docker" "start" "-a" "b520c15be3ae0b064062e9b7ff55bbe3473b860a2b02718bb9a1653d007450a8"` [INFO] [stderr] Compiling grid v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: value assigned to `tmp` is never read [INFO] [stderr] --> src/main.rs:180:13 [INFO] [stderr] | [INFO] [stderr] 180 | let mut tmp = 0; [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_assignments)]` on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `s` is never read [INFO] [stderr] --> src/main.rs:181:13 [INFO] [stderr] | [INFO] [stderr] 181 | let mut s = 0; [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:102:9 [INFO] [stderr] | [INFO] [stderr] 102 | let mut tab = [[1 as u64,2,3],[4,5,6],[7,8,9]]; [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `get_cell_tuple` [INFO] [stderr] --> src/main.rs:52:13 [INFO] [stderr] | [INFO] [stderr] 52 | fn get_cell_tuple(&self, (x, y): (isize, isize)) -> $t [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 104 | gen_grid_struct!(32, 32, u64); [INFO] [stderr] | ------------------------------ in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `set_cells` [INFO] [stderr] --> src/main.rs:71:13 [INFO] [stderr] | [INFO] [stderr] 71 | / fn set_cells( [INFO] [stderr] 72 | | &mut self, [INFO] [stderr] 73 | | (x0, y0):(isize, isize), [INFO] [stderr] 74 | | pattern: Vec<(isize, isize)>, [INFO] [stderr] ... | [INFO] [stderr] 90 | | } [INFO] [stderr] 91 | | } [INFO] [stderr] | |_____________^ [INFO] [stderr] ... [INFO] [stderr] 104 | gen_grid_struct!(32, 32, u64); [INFO] [stderr] | ------------------------------ in this macro invocation [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.02s [INFO] running `"docker" "inspect" "b520c15be3ae0b064062e9b7ff55bbe3473b860a2b02718bb9a1653d007450a8"` [INFO] running `"docker" "rm" "-f" "b520c15be3ae0b064062e9b7ff55bbe3473b860a2b02718bb9a1653d007450a8"` [INFO] [stdout] b520c15be3ae0b064062e9b7ff55bbe3473b860a2b02718bb9a1653d007450a8 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/technolapin/grid:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen" "--no-run"` [INFO] [stdout] 5b2dab4aa848ab853e9b915eef8cbe0ccb060d0303adf6465b4b7d4cb67d1feb [INFO] running `"docker" "start" "-a" "5b2dab4aa848ab853e9b915eef8cbe0ccb060d0303adf6465b4b7d4cb67d1feb"` [INFO] [stderr] Compiling grid v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: value assigned to `tmp` is never read [INFO] [stderr] --> src/main.rs:180:13 [INFO] [stderr] | [INFO] [stderr] 180 | let mut tmp = 0; [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_assignments)]` on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `s` is never read [INFO] [stderr] --> src/main.rs:181:13 [INFO] [stderr] | [INFO] [stderr] 181 | let mut s = 0; [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:102:9 [INFO] [stderr] | [INFO] [stderr] 102 | let mut tab = [[1 as u64,2,3],[4,5,6],[7,8,9]]; [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.95s [INFO] running `"docker" "inspect" "5b2dab4aa848ab853e9b915eef8cbe0ccb060d0303adf6465b4b7d4cb67d1feb"` [INFO] running `"docker" "rm" "-f" "5b2dab4aa848ab853e9b915eef8cbe0ccb060d0303adf6465b4b7d4cb67d1feb"` [INFO] [stdout] 5b2dab4aa848ab853e9b915eef8cbe0ccb060d0303adf6465b4b7d4cb67d1feb [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/technolapin/grid:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen"` [INFO] [stdout] c56c17b633756067d13ea675cf42a43665365754a72bc3c34b89d56db1455cb4 [INFO] running `"docker" "start" "-a" "c56c17b633756067d13ea675cf42a43665365754a72bc3c34b89d56db1455cb4"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running /opt/crater/target/debug/deps/grid-b6b2efe6df0c7682 [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "c56c17b633756067d13ea675cf42a43665365754a72bc3c34b89d56db1455cb4"` [INFO] running `"docker" "rm" "-f" "c56c17b633756067d13ea675cf42a43665365754a72bc3c34b89d56db1455cb4"` [INFO] [stdout] c56c17b633756067d13ea675cf42a43665365754a72bc3c34b89d56db1455cb4