[INFO] updating cached repository https://github.com/axel-kaliff/hw14 [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] b1b5db79dee162c5b852f187e6833d7d8fe8e054 [INFO] testing axel-kaliff/hw14 against beta-2020-06-03 for beta-1.45-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faxel-kaliff%2Fhw14" "/workspace/builds/worker-2/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/axel-kaliff/hw14 on toolchain beta-2020-06-03 [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/axel-kaliff/hw14 [INFO] finished tweaking git repo https://github.com/axel-kaliff/hw14 [INFO] tweaked toml for git repo https://github.com/axel-kaliff/hw14 written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/axel-kaliff/hw14 already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] c7d332a099a837d0cb509cd492af9c843a679ac8f6969d5ad86fbb2419cd2ecd [INFO] running `"docker" "start" "-a" "c7d332a099a837d0cb509cd492af9c843a679ac8f6969d5ad86fbb2419cd2ecd"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling hw14 v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: variable `number_of_cases` is assigned to, but never used [INFO] [stderr] --> src/wd.rs:5:9 [INFO] [stderr] | [INFO] [stderr] 5 | let mut number_of_cases = 0; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] = note: consider using `_number_of_cases` instead [INFO] [stderr] [INFO] [stderr] warning: value assigned to `number_of_cases` is never read [INFO] [stderr] --> src/wd.rs:58:13 [INFO] [stderr] | [INFO] [stderr] 58 | number_of_cases = nums[0] as u32; [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: variable does not need to be mutable [INFO] [stderr] --> src/wd.rs:30:33 [INFO] [stderr] | [INFO] [stderr] 30 | ... let mut max = cmp::min(cmp::min(x, s - x), cmp::min(y, s - y)); [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: 3 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: unused import: `hw14::trojke::trojke` [INFO] [stderr] --> src/main.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use hw14::trojke::trojke; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.26s [INFO] running `"docker" "inspect" "c7d332a099a837d0cb509cd492af9c843a679ac8f6969d5ad86fbb2419cd2ecd"` [INFO] running `"docker" "rm" "-f" "c7d332a099a837d0cb509cd492af9c843a679ac8f6969d5ad86fbb2419cd2ecd"` [INFO] [stdout] c7d332a099a837d0cb509cd492af9c843a679ac8f6969d5ad86fbb2419cd2ecd [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen" "--no-run"` [INFO] [stdout] a74794cc996c57ea846b788211b28963df4405b68dbfe94d1d353d3b0c1b1187 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `"docker" "start" "-a" "a74794cc996c57ea846b788211b28963df4405b68dbfe94d1d353d3b0c1b1187"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] warning: variable `number_of_cases` is assigned to, but never used [INFO] [stderr] --> src/wd.rs:5:9 [INFO] [stderr] | [INFO] [stderr] 5 | let mut number_of_cases = 0; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] = note: consider using `_number_of_cases` instead [INFO] [stderr] [INFO] [stderr] warning: value assigned to `number_of_cases` is never read [INFO] [stderr] --> src/wd.rs:58:13 [INFO] [stderr] | [INFO] [stderr] 58 | number_of_cases = nums[0] as u32; [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: variable does not need to be mutable [INFO] [stderr] --> src/wd.rs:30:33 [INFO] [stderr] | [INFO] [stderr] 30 | ... let mut max = cmp::min(cmp::min(x, s - x), cmp::min(y, s - y)); [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: 3 warnings emitted [INFO] [stderr] [INFO] [stderr] Compiling hw14 v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused import: `hw14::trojke::trojke` [INFO] [stderr] --> src/main.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use hw14::trojke::trojke; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable `number_of_cases` is assigned to, but never used [INFO] [stderr] --> src/wd.rs:5:9 [INFO] [stderr] | [INFO] [stderr] 5 | let mut number_of_cases = 0; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] = note: consider using `_number_of_cases` instead [INFO] [stderr] [INFO] [stderr] warning: value assigned to `number_of_cases` is never read [INFO] [stderr] --> src/wd.rs:58:13 [INFO] [stderr] | [INFO] [stderr] 58 | number_of_cases = nums[0] as u32; [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: variable does not need to be mutable [INFO] [stderr] --> src/wd.rs:30:33 [INFO] [stderr] | [INFO] [stderr] 30 | ... let mut max = cmp::min(cmp::min(x, s - x), cmp::min(y, s - y)); [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: 1 warning emitted [INFO] [stderr] [INFO] [stderr] warning: 3 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.65s [INFO] running `"docker" "inspect" "a74794cc996c57ea846b788211b28963df4405b68dbfe94d1d353d3b0c1b1187"` [INFO] running `"docker" "rm" "-f" "a74794cc996c57ea846b788211b28963df4405b68dbfe94d1d353d3b0c1b1187"` [INFO] [stdout] a74794cc996c57ea846b788211b28963df4405b68dbfe94d1d353d3b0c1b1187 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 88723aac29601a3d9912b8adbf5c823910e471823c97b3e68271a98245ec3de4 [INFO] running `"docker" "start" "-a" "88723aac29601a3d9912b8adbf5c823910e471823c97b3e68271a98245ec3de4"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] warning: variable `number_of_cases` is assigned to, but never used [INFO] [stderr] --> src/wd.rs:5:9 [INFO] [stderr] | [INFO] [stderr] 5 | let mut number_of_cases = 0; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] = note: consider using `_number_of_cases` instead [INFO] [stderr] [INFO] [stderr] warning: value assigned to `number_of_cases` is never read [INFO] [stderr] --> src/wd.rs:58:13 [INFO] [stderr] | [INFO] [stderr] 58 | number_of_cases = nums[0] as u32; [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: variable does not need to be mutable [INFO] [stderr] --> src/wd.rs:30:33 [INFO] [stderr] | [INFO] [stderr] 30 | ... let mut max = cmp::min(cmp::min(x, s - x), cmp::min(y, s - y)); [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: 3 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: variable `number_of_cases` is assigned to, but never used [INFO] [stdout] [INFO] [stderr] --> src/wd.rs:5:9 [INFO] [stdout] running 0 tests [INFO] [stderr] | [INFO] [stdout] [INFO] [stderr] 5 | let mut number_of_cases = 0; [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] = note: consider using `_number_of_cases` instead [INFO] [stderr] [INFO] [stderr] warning: value assigned to `number_of_cases` is never read [INFO] [stderr] --> src/wd.rs:58:13 [INFO] [stderr] | [INFO] [stderr] 58 | number_of_cases = nums[0] as u32; [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: variable does not need to be mutable [INFO] [stderr] --> src/wd.rs:30:33 [INFO] [stderr] | [INFO] [stderr] 30 | ... let mut max = cmp::min(cmp::min(x, s - x), cmp::min(y, s - y)); [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: 3 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: unused import: `hw14::trojke::trojke` [INFO] [stderr] --> src/main.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use hw14::trojke::trojke; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/hw14-b6bfa1949682ddf0 [INFO] [stderr] Running /opt/rustwide/target/debug/deps/hw14-8c40d5ae2b166a25 [INFO] [stderr] Doc-tests hw14 [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] [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" "88723aac29601a3d9912b8adbf5c823910e471823c97b3e68271a98245ec3de4"` [INFO] running `"docker" "rm" "-f" "88723aac29601a3d9912b8adbf5c823910e471823c97b3e68271a98245ec3de4"` [INFO] [stdout] 88723aac29601a3d9912b8adbf5c823910e471823c97b3e68271a98245ec3de4