[INFO] updating cached repository https://github.com/modulitos/rust-lang-book-exercises [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] [stderr] From https://github.com/modulitos/rust-lang-book-exercises [INFO] [stderr] 07841fd..17c45d6 master -> master [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 17c45d6430a5bbee27a361db263f67e220a2bb05 [INFO] testing modulitos/rust-lang-book-exercises 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%2Fmodulitos%2Frust-lang-book-exercises" "/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/modulitos/rust-lang-book-exercises 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/modulitos/rust-lang-book-exercises [INFO] finished tweaking git repo https://github.com/modulitos/rust-lang-book-exercises [INFO] tweaked toml for git repo https://github.com/modulitos/rust-lang-book-exercises written to /workspace/builds/worker-9/source/Cargo.toml [INFO] crate git repo https://github.com/modulitos/rust-lang-book-exercises 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] [stdout] 4e9d630e99754b8f039eb35dd27b802758a79f9214d05b20a47c193b7dddaf0a [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" "4e9d630e99754b8f039eb35dd27b802758a79f9214d05b20a47c193b7dddaf0a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4e9d630e99754b8f039eb35dd27b802758a79f9214d05b20a47c193b7dddaf0a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4e9d630e99754b8f039eb35dd27b802758a79f9214d05b20a47c193b7dddaf0a", kill_on_drop: false }` [INFO] [stdout] 4e9d630e99754b8f039eb35dd27b802758a79f9214d05b20a47c193b7dddaf0a [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] a9ff2c6ccddd24de7572b1c35979122b1dee6099ae403745a4ebb54e4ba1fe7d [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" "a9ff2c6ccddd24de7572b1c35979122b1dee6099ae403745a4ebb54e4ba1fe7d", kill_on_drop: false }` [INFO] [stderr] Compiling rust_lang_book v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `advanced_traits`, `fearless_concurrency`, `smart_pointers`, `state_pattern_blog` [INFO] [stdout] --> src/bin/main.rs:1:22 [INFO] [stdout] | [INFO] [stdout] 1 | use rust_lang_book::{advanced_traits, fearless_concurrency, smart_pointers, state_pattern_blog}; [INFO] [stdout] | ^^^^^^^^^^^^^^^ ^^^^^^^^^^^^^^^^^^^^ ^^^^^^^^^^^^^^ ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3.04s [INFO] running `Command { std: "docker" "inspect" "a9ff2c6ccddd24de7572b1c35979122b1dee6099ae403745a4ebb54e4ba1fe7d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a9ff2c6ccddd24de7572b1c35979122b1dee6099ae403745a4ebb54e4ba1fe7d", kill_on_drop: false }` [INFO] [stdout] a9ff2c6ccddd24de7572b1c35979122b1dee6099ae403745a4ebb54e4ba1fe7d [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] 4b9553d4c99011af9893cc85f39405d51f604f59dffe447bf442d8cd38bc401c [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" "4b9553d4c99011af9893cc85f39405d51f604f59dffe447bf442d8cd38bc401c", kill_on_drop: false }` [INFO] [stderr] Compiling rust_lang_book v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `advanced_traits`, `fearless_concurrency`, `smart_pointers`, `state_pattern_blog` [INFO] [stdout] --> src/bin/main.rs:1:22 [INFO] [stdout] | [INFO] [stdout] 1 | use rust_lang_book::{advanced_traits, fearless_concurrency, smart_pointers, state_pattern_blog}; [INFO] [stdout] | ^^^^^^^^^^^^^^^ ^^^^^^^^^^^^^^^^^^^^ ^^^^^^^^^^^^^^ ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `post` [INFO] [stdout] --> src/different_types_blog.rs:83:13 [INFO] [stdout] | [INFO] [stdout] 83 | let post = post.reject(); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_post` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.38s [INFO] running `Command { std: "docker" "inspect" "4b9553d4c99011af9893cc85f39405d51f604f59dffe447bf442d8cd38bc401c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4b9553d4c99011af9893cc85f39405d51f604f59dffe447bf442d8cd38bc401c", kill_on_drop: false }` [INFO] [stdout] 4b9553d4c99011af9893cc85f39405d51f604f59dffe447bf442d8cd38bc401c [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] 1a12f6eb3e9d73db535784441e88bc0cb86bdbf53e75487f23402d6226b964b6 [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" "1a12f6eb3e9d73db535784441e88bc0cb86bdbf53e75487f23402d6226b964b6", kill_on_drop: false }` [INFO] [stderr] warning: unused variable: `post` [INFO] [stderr] --> src/different_types_blog.rs:83:13 [INFO] [stderr] | [INFO] [stderr] 83 | let post = post.reject(); [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_post` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] warning: unused imports: `advanced_traits`, `fearless_concurrency`, `smart_pointers`, `state_pattern_blog` [INFO] [stderr] --> src/bin/main.rs:1:22 [INFO] [stderr] | [INFO] [stderr] 1 | use rust_lang_book::{advanced_traits, fearless_concurrency, smart_pointers, state_pattern_blog}; [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 0.03s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/rust_lang_book-258a7f3bb98e357f [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test state_pattern_blog::tests::approve_posts_2 ... ok [INFO] [stdout] test different_types_blog::tests::approve_posts ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Running /opt/rustwide/target/debug/deps/main-421a72f456568c0b [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] [stderr] Running /opt/rustwide/target/debug/deps/server-46de77f17d784eab [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] [stderr] Doc-tests rust_lang_book [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" "1a12f6eb3e9d73db535784441e88bc0cb86bdbf53e75487f23402d6226b964b6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1a12f6eb3e9d73db535784441e88bc0cb86bdbf53e75487f23402d6226b964b6", kill_on_drop: false }` [INFO] [stdout] 1a12f6eb3e9d73db535784441e88bc0cb86bdbf53e75487f23402d6226b964b6