[INFO] updating cached repository https://github.com/axel-kaliff/hw14 [INFO] running `Command { std: "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", kill_on_drop: false }` [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] b1b5db79dee162c5b852f187e6833d7d8fe8e054 [INFO] testing axel-kaliff/hw14 against beta-2020-07-24 for beta-1.46-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faxel-kaliff%2Fhw14" "/workspace/builds/worker-9/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/axel-kaliff/hw14 on toolchain beta-2020-07-24 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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-9/source/Cargo.toml [INFO] crate git repo https://github.com/axel-kaliff/hw14 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "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] 967079cc8074f5290600452df1293fcbc1ff91a2e4e2c5097d6ece9b166415d9 [INFO] running `Command { std: "docker" "start" "-a" "967079cc8074f5290600452df1293fcbc1ff91a2e4e2c5097d6ece9b166415d9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "967079cc8074f5290600452df1293fcbc1ff91a2e4e2c5097d6ece9b166415d9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "967079cc8074f5290600452df1293fcbc1ff91a2e4e2c5097d6ece9b166415d9", kill_on_drop: false }` [INFO] [stdout] 967079cc8074f5290600452df1293fcbc1ff91a2e4e2c5097d6ece9b166415d9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d04fd47b0da0f272c667712f256e6f1c3ebaeb8749cf5f4f6fab9fefee2f40c6 [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" "d04fd47b0da0f272c667712f256e6f1c3ebaeb8749cf5f4f6fab9fefee2f40c6", kill_on_drop: false }` [INFO] [stderr] Compiling hw14 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable `number_of_cases` is assigned to, but never used [INFO] [stdout] --> src/wd.rs:5:9 [INFO] [stdout] | [INFO] [stdout] 5 | let mut number_of_cases = 0; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] = note: consider using `_number_of_cases` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `number_of_cases` is never read [INFO] [stdout] --> src/wd.rs:58:13 [INFO] [stdout] | [INFO] [stdout] 58 | number_of_cases = nums[0] as u32; [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: variable does not need to be mutable [INFO] [stdout] --> src/wd.rs:30:33 [INFO] [stdout] | [INFO] [stdout] 30 | ... let mut max = cmp::min(cmp::min(x, s - x), cmp::min(y, s - y)); [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: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `hw14::trojke::trojke` [INFO] [stdout] --> src/main.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use hw14::trojke::trojke; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2.00s [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "d04fd47b0da0f272c667712f256e6f1c3ebaeb8749cf5f4f6fab9fefee2f40c6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d04fd47b0da0f272c667712f256e6f1c3ebaeb8749cf5f4f6fab9fefee2f40c6", kill_on_drop: false }` [INFO] [stdout] d04fd47b0da0f272c667712f256e6f1c3ebaeb8749cf5f4f6fab9fefee2f40c6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4e175f5d8a7708f2151a941bfb94202693f89db622e8da95caf1933cee3a8adf [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" "4e175f5d8a7708f2151a941bfb94202693f89db622e8da95caf1933cee3a8adf", kill_on_drop: false }` [INFO] [stderr] Compiling hw14 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable `number_of_cases` is assigned to, but never used [INFO] [stdout] --> src/wd.rs:5:9 [INFO] [stdout] | [INFO] [stdout] 5 | let mut number_of_cases = 0; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] = note: consider using `_number_of_cases` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `number_of_cases` is never read [INFO] [stdout] --> src/wd.rs:58:13 [INFO] [stdout] | [INFO] [stdout] 58 | number_of_cases = nums[0] as u32; [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: variable does not need to be mutable [INFO] [stdout] --> src/wd.rs:30:33 [INFO] [stdout] | [INFO] [stdout] 30 | ... let mut max = cmp::min(cmp::min(x, s - x), cmp::min(y, s - y)); [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: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `hw14::trojke::trojke` [INFO] [stdout] --> src/main.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use hw14::trojke::trojke; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `number_of_cases` is assigned to, but never used [INFO] [stdout] --> src/wd.rs:5:9 [INFO] [stdout] | [INFO] [stdout] 5 | let mut number_of_cases = 0; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] = note: consider using `_number_of_cases` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `number_of_cases` is never read [INFO] [stdout] --> src/wd.rs:58:13 [INFO] [stdout] | [INFO] [stdout] 58 | number_of_cases = nums[0] as u32; [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: variable does not need to be mutable [INFO] [stdout] --> src/wd.rs:30:33 [INFO] [stdout] | [INFO] [stdout] 30 | ... let mut max = cmp::min(cmp::min(x, s - x), cmp::min(y, s - y)); [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: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.17s [INFO] running `Command { std: "docker" "inspect" "4e175f5d8a7708f2151a941bfb94202693f89db622e8da95caf1933cee3a8adf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4e175f5d8a7708f2151a941bfb94202693f89db622e8da95caf1933cee3a8adf", kill_on_drop: false }` [INFO] [stdout] 4e175f5d8a7708f2151a941bfb94202693f89db622e8da95caf1933cee3a8adf [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] e8c6504149b4ae6b7195842ccf36801888be3e7a500d37f1e2d10d580c53816d [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" "e8c6504149b4ae6b7195842ccf36801888be3e7a500d37f1e2d10d580c53816d", kill_on_drop: false }` [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] [stdout] [INFO] [stderr] --> src/wd.rs:30:33 [INFO] [stdout] running 0 tests [INFO] [stderr] | [INFO] [stdout] [INFO] [stderr] 30 | ... let mut max = cmp::min(cmp::min(x, s - x), cmp::min(y, s - y)); [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stderr] | ----^^^ [INFO] [stdout] [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] [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 test [unoptimized + debuginfo] target(s) in 0.06s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/hw14-a8b5123a2f8eec1d [INFO] [stderr] Running /opt/rustwide/target/debug/deps/hw14-6cebacfc9843f929 [INFO] [stdout] [INFO] [stderr] Doc-tests hw14 [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 `Command { std: "docker" "inspect" "e8c6504149b4ae6b7195842ccf36801888be3e7a500d37f1e2d10d580c53816d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e8c6504149b4ae6b7195842ccf36801888be3e7a500d37f1e2d10d580c53816d", kill_on_drop: false }` [INFO] [stdout] e8c6504149b4ae6b7195842ccf36801888be3e7a500d37f1e2d10d580c53816d