[INFO] cloning repository https://github.com/wyze/rust-book-examples [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/wyze/rust-book-examples" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwyze%2Frust-book-examples", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwyze%2Frust-book-examples'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] c5abad1d2d1657c3762013d72f8c183dfe860076 [INFO] checking wyze/rust-book-examples against master#0c478fdfe138a8b09744798c85fe2be657768b00 for pr-139419 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwyze%2Frust-book-examples" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/wyze/rust-book-examples on toolchain 0c478fdfe138a8b09744798c85fe2be657768b00 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0c478fdfe138a8b09744798c85fe2be657768b00" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/wyze/rust-book-examples [INFO] finished tweaking git repo https://github.com/wyze/rust-book-examples [INFO] tweaked toml for git repo https://github.com/wyze/rust-book-examples written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/wyze/rust-book-examples already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0c478fdfe138a8b09744798c85fe2be657768b00" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+0c478fdfe138a8b09744798c85fe2be657768b00" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f16f453e33489e8893bb1242c2161e089eee30e50669aef0506fc1e0c86ba092 [INFO] running `Command { std: "docker" "start" "-a" "f16f453e33489e8893bb1242c2161e089eee30e50669aef0506fc1e0c86ba092", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f16f453e33489e8893bb1242c2161e089eee30e50669aef0506fc1e0c86ba092", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f16f453e33489e8893bb1242c2161e089eee30e50669aef0506fc1e0c86ba092", kill_on_drop: false }` [INFO] [stdout] f16f453e33489e8893bb1242c2161e089eee30e50669aef0506fc1e0c86ba092 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "RUSTDOCFLAGS=--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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+0c478fdfe138a8b09744798c85fe2be657768b00" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 537cb8189831ce7c523c1a49613199ef1001e8c76d90e4b37a7824df8c42834a [INFO] running `Command { std: "docker" "start" "-a" "537cb8189831ce7c523c1a49613199ef1001e8c76d90e4b37a7824df8c42834a", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.62 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling getrandom v0.1.9 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Checking cfg-if v0.1.9 [INFO] [stderr] Checking lazy_static v1.3.0 [INFO] [stderr] Checking ppv-lite86 v0.2.5 [INFO] [stderr] Checking hello_macro v0.1.0 (/opt/rustwide/workdir/hello_macro) [INFO] [stderr] Checking c2-chacha v0.2.2 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Compiling syn v0.14.9 [INFO] [stderr] Checking rand_core v0.5.0 [INFO] [stderr] Checking rand_chacha v0.2.1 [INFO] [stderr] Checking rand v0.7.0 [INFO] [stderr] Compiling hello_macro_derive v0.1.0 (/opt/rustwide/workdir/hello_macro_derive) [INFO] [stderr] Checking rust-book-examples v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/ch12_minigrep/lib.rs:141:28 [INFO] [stdout] | [INFO] [stdout] 141 | assert_eq!(err.description(), "entity not found"); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a shared reference to mutable static is discouraged [INFO] [stdout] --> src/ch19_01_unsafe_rust/mod.rs:49:33 [INFO] [stdout] | [INFO] [stdout] 49 | println!("COUNTER: {}", COUNTER); [INFO] [stdout] | ^^^^^^^ shared reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stdout] = note: `#[warn(static_mut_refs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a shared reference to mutable static is discouraged [INFO] [stdout] --> src/ch19_01_unsafe_rust/mod.rs:49:33 [INFO] [stdout] | [INFO] [stdout] 49 | println!("COUNTER: {}", COUNTER); [INFO] [stdout] | ^^^^^^^ shared reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stdout] = note: `#[warn(static_mut_refs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.57s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: syn v0.14.9 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "537cb8189831ce7c523c1a49613199ef1001e8c76d90e4b37a7824df8c42834a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "537cb8189831ce7c523c1a49613199ef1001e8c76d90e4b37a7824df8c42834a", kill_on_drop: false }` [INFO] [stdout] 537cb8189831ce7c523c1a49613199ef1001e8c76d90e4b37a7824df8c42834a