[INFO] cloning repository https://github.com/eklein09/ctci_rust_lesson1 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/eklein09/ctci_rust_lesson1" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feklein09%2Fctci_rust_lesson1", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feklein09%2Fctci_rust_lesson1'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 25b85aa2949e43c42ca0f2c3d9ffd01ebb3e25c4 [INFO] testing eklein09/ctci_rust_lesson1 against 1.60.0 for beta-1.61-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feklein09%2Fctci_rust_lesson1" "/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/eklein09/ctci_rust_lesson1 on toolchain 1.60.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/eklein09/ctci_rust_lesson1 [INFO] finished tweaking git repo https://github.com/eklein09/ctci_rust_lesson1 [INFO] tweaked toml for git repo https://github.com/eklein09/ctci_rust_lesson1 written to /workspace/builds/worker-5/source/Cargo.toml [INFO] crate git repo https://github.com/eklein09/ctci_rust_lesson1 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded counter v0.5.2 [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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9c3b4d4007cc2930581c80e6b5dbd3c6a3bbf7f47e7af7c5bb75168290f2dcb2 [INFO] running `Command { std: "docker" "start" "-a" "9c3b4d4007cc2930581c80e6b5dbd3c6a3bbf7f47e7af7c5bb75168290f2dcb2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9c3b4d4007cc2930581c80e6b5dbd3c6a3bbf7f47e7af7c5bb75168290f2dcb2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9c3b4d4007cc2930581c80e6b5dbd3c6a3bbf7f47e7af7c5bb75168290f2dcb2", kill_on_drop: false }` [INFO] [stdout] 9c3b4d4007cc2930581c80e6b5dbd3c6a3bbf7f47e7af7c5bb75168290f2dcb2 [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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5e720d58b7c310ce4dcd006e94f0f93afac16a55d1f54d1fe08d17bf5ad5f3a2 [INFO] running `Command { std: "docker" "start" "-a" "5e720d58b7c310ce4dcd006e94f0f93afac16a55d1f54d1fe08d17bf5ad5f3a2", 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] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling memchr v2.4.0 [INFO] [stderr] Compiling either v1.6.1 [INFO] [stderr] Compiling counter v0.5.2 [INFO] [stderr] Compiling itertools v0.8.2 [INFO] [stderr] Compiling aho-corasick v0.7.18 [INFO] [stderr] Compiling regex v1.5.4 [INFO] [stderr] Compiling lesson1 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: function is never used: `is_unique` [INFO] [stdout] --> src/main.rs:13:4 [INFO] [stdout] | [INFO] [stdout] 13 | fn is_unique(s: &str) -> bool { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `is_anagram` [INFO] [stdout] --> src/main.rs:28:4 [INFO] [stdout] | [INFO] [stdout] 28 | fn is_anagram(a: &str, b: &str) -> bool { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `string_compression` [INFO] [stdout] --> src/compression.rs:5:4 [INFO] [stdout] | [INFO] [stdout] 5 | fn string_compression(s: &str) -> String { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `urlify` [INFO] [stdout] --> src/urlify.rs:3:8 [INFO] [stdout] | [INFO] [stdout] 3 | pub fn urlify(a: &str) -> String { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `common_prefix` [INFO] [stdout] --> src/common_prefix.rs:1:4 [INFO] [stdout] | [INFO] [stdout] 1 | fn common_prefix(a: String, b: String) -> String { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `longest_common_prefix` [INFO] [stdout] --> src/common_prefix.rs:13:4 [INFO] [stdout] | [INFO] [stdout] 13 | fn longest_common_prefix(strs: Vec) -> String { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 8.66s [INFO] running `Command { std: "docker" "inspect" "5e720d58b7c310ce4dcd006e94f0f93afac16a55d1f54d1fe08d17bf5ad5f3a2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5e720d58b7c310ce4dcd006e94f0f93afac16a55d1f54d1fe08d17bf5ad5f3a2", kill_on_drop: false }` [INFO] [stdout] 5e720d58b7c310ce4dcd006e94f0f93afac16a55d1f54d1fe08d17bf5ad5f3a2 [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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 769eab7d42c01cb67dacdab0ec2ee3740d5d307ea1e4da69b6c05f4100661f37 [INFO] running `Command { std: "docker" "start" "-a" "769eab7d42c01cb67dacdab0ec2ee3740d5d307ea1e4da69b6c05f4100661f37", kill_on_drop: false }` [INFO] [stderr] Compiling lesson1 v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.79s [INFO] running `Command { std: "docker" "inspect" "769eab7d42c01cb67dacdab0ec2ee3740d5d307ea1e4da69b6c05f4100661f37", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "769eab7d42c01cb67dacdab0ec2ee3740d5d307ea1e4da69b6c05f4100661f37", kill_on_drop: false }` [INFO] [stdout] 769eab7d42c01cb67dacdab0ec2ee3740d5d307ea1e4da69b6c05f4100661f37 [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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 4a2a9b5b2004145fbd8daf031b34e8c143678774b53f7527d26b85f5cf7e7402 [INFO] running `Command { std: "docker" "start" "-a" "4a2a9b5b2004145fbd8daf031b34e8c143678774b53f7527d26b85f5cf7e7402", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/lesson1-92854bb38ae071aa) [INFO] [stdout] [INFO] [stdout] running 10 tests [INFO] [stdout] test common_prefix::tests::test2 ... ok [INFO] [stdout] test compression::tests::test_compression2 ... ok [INFO] [stdout] test common_prefix::tests::test1 ... ok [INFO] [stdout] test compression::tests::test_compression ... ok [INFO] [stdout] test compression::tests::test_compression3 ... ok [INFO] [stdout] test tests::anagram_false ... ok [INFO] [stdout] test urlify::tests::urlify_john_smith ... ok [INFO] [stdout] test tests::anagram_true ... ok [INFO] [stdout] test tests::test_duplicate ... ok [INFO] [stdout] test tests::test_unique ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "4a2a9b5b2004145fbd8daf031b34e8c143678774b53f7527d26b85f5cf7e7402", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4a2a9b5b2004145fbd8daf031b34e8c143678774b53f7527d26b85f5cf7e7402", kill_on_drop: false }` [INFO] [stdout] 4a2a9b5b2004145fbd8daf031b34e8c143678774b53f7527d26b85f5cf7e7402