[INFO] cloning repository https://github.com/dwallach1/Spell-Checker [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dwallach1/Spell-Checker" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdwallach1%2FSpell-Checker", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdwallach1%2FSpell-Checker'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 21ceaec76b202443107aa3787e18957b7ecd6908 [INFO] testing dwallach1/Spell-Checker against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdwallach1%2FSpell-Checker" "/workspace/builds/worker-4/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/dwallach1/Spell-Checker on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/dwallach1/Spell-Checker [INFO] finished tweaking git repo https://github.com/dwallach1/Spell-Checker [INFO] tweaked toml for git repo https://github.com/dwallach1/Spell-Checker written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/dwallach1/Spell-Checker already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ad577244002fdcfac6ec6ff0aadea5c13d29f35b8e12c8983fccc99f32ec5522 [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" "ad577244002fdcfac6ec6ff0aadea5c13d29f35b8e12c8983fccc99f32ec5522", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ad577244002fdcfac6ec6ff0aadea5c13d29f35b8e12c8983fccc99f32ec5522", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ad577244002fdcfac6ec6ff0aadea5c13d29f35b8e12c8983fccc99f32ec5522", kill_on_drop: false }` [INFO] [stdout] ad577244002fdcfac6ec6ff0aadea5c13d29f35b8e12c8983fccc99f32ec5522 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", 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] f5d1adf4a15d399856d10d48f114071f69bce6f5c16603097d58aaf3fc64bd9a [INFO] running `Command { std: "docker" "start" "-a" "f5d1adf4a15d399856d10d48f114071f69bce6f5c16603097d58aaf3fc64bd9a", kill_on_drop: false }` [INFO] [stderr] Compiling hw2 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `Write`, `stdin`, `stdout` [INFO] [stdout] --> src/spell_checker.rs:3:41 [INFO] [stdout] | [INFO] [stdout] 3 | use std::io::{Read, BufReader, BufRead, stdin, Write, stdout}; [INFO] [stdout] | ^^^^^ ^^^^^ ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `printer` [INFO] [stdout] --> src/spell_checker.rs:31:4 [INFO] [stdout] | [INFO] [stdout] 31 | fn printer(cache: &Trie, level: usize) { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.30s [INFO] running `Command { std: "docker" "inspect" "f5d1adf4a15d399856d10d48f114071f69bce6f5c16603097d58aaf3fc64bd9a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f5d1adf4a15d399856d10d48f114071f69bce6f5c16603097d58aaf3fc64bd9a", kill_on_drop: false }` [INFO] [stdout] f5d1adf4a15d399856d10d48f114071f69bce6f5c16603097d58aaf3fc64bd9a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1c175ed7cd886f81c776820f7d3b115b1fefdb5a93c9e05761d8f2d4b06b11ed [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" "1c175ed7cd886f81c776820f7d3b115b1fefdb5a93c9e05761d8f2d4b06b11ed", kill_on_drop: false }` [INFO] [stderr] Compiling hw2 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `Write`, `stdin`, `stdout` [INFO] [stdout] --> src/spell_checker.rs:3:41 [INFO] [stdout] | [INFO] [stdout] 3 | use std::io::{Read, BufReader, BufRead, stdin, Write, stdout}; [INFO] [stdout] | ^^^^^ ^^^^^ ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `printer` [INFO] [stdout] --> src/spell_checker.rs:31:4 [INFO] [stdout] | [INFO] [stdout] 31 | fn printer(cache: &Trie, level: usize) { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.43s [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "1c175ed7cd886f81c776820f7d3b115b1fefdb5a93c9e05761d8f2d4b06b11ed", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1c175ed7cd886f81c776820f7d3b115b1fefdb5a93c9e05761d8f2d4b06b11ed", kill_on_drop: false }` [INFO] [stdout] 1c175ed7cd886f81c776820f7d3b115b1fefdb5a93c9e05761d8f2d4b06b11ed [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 30087ed44729cd89b5f177785193bb458e00552dea704598e3a244c61f4a37eb [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" "30087ed44729cd89b5f177785193bb458e00552dea704598e3a244c61f4a37eb", kill_on_drop: false }` [INFO] [stdout] [INFO] [stderr] warning: unused imports: `Write`, `stdin`, `stdout` [INFO] [stdout] running 9 tests [INFO] [stderr] --> src/spell_checker.rs:3:41 [INFO] [stdout] test spell_checker::dict_tests::assert_candidates ... ok [INFO] [stderr] | [INFO] [stdout] test spell_checker::dict_tests::assert_slices ... ok [INFO] [stderr] 3 | use std::io::{Read, BufReader, BufRead, stdin, Write, stdout}; [INFO] [stdout] test file_loading_tests::assert_load ... ok [INFO] [stderr] | ^^^^^ ^^^^^ ^^^^^^ [INFO] [stdout] test spell_checker::dict_tests::assert_correct_choice ... ok [INFO] [stderr] | [INFO] [stdout] test spell_checker::dict_tests::assert_counts ... ok [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] test spell_checker::dict_tests::assert_probability ... ok [INFO] [stderr] [INFO] [stdout] test spell_checker::dict_tests::assert_wordp ... ok [INFO] [stderr] warning: function is never used: `printer` [INFO] [stderr] --> src/spell_checker.rs:31:4 [INFO] [stderr] | [INFO] [stderr] 31 | fn printer(cache: &Trie, level: usize) { [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `hw2` (bin "hw2" test) generated 2 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/hw2-3f3b012c03376df6) [INFO] [stdout] test spell_checker::dict_tests::assert_correct ... ok [INFO] [stdout] test file_loading_tests::assert_panic_bad_file - should panic ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "30087ed44729cd89b5f177785193bb458e00552dea704598e3a244c61f4a37eb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "30087ed44729cd89b5f177785193bb458e00552dea704598e3a244c61f4a37eb", kill_on_drop: false }` [INFO] [stdout] 30087ed44729cd89b5f177785193bb458e00552dea704598e3a244c61f4a37eb