[INFO] cloning repository https://github.com/cenviity/learn-rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cenviity/learn-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcenviity%2Flearn-rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcenviity%2Flearn-rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] fd76f4d116df10032912a600f4487f406caf4731 [INFO] checking cenviity/learn-rust/fd76f4d116df10032912a600f4487f406caf4731 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcenviity%2Flearn-rust" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/cenviity/learn-rust on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/cenviity/learn-rust [INFO] finished tweaking git repo https://github.com/cenviity/learn-rust [INFO] tweaked toml for git repo https://github.com/cenviity/learn-rust written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/cenviity/learn-rust 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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5a5bd00f9118145ce6ac00250c1d578f22fdf7bb72d175be6639bc0b17917943 [INFO] running `Command { std: "docker" "start" "-a" "5a5bd00f9118145ce6ac00250c1d578f22fdf7bb72d175be6639bc0b17917943", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5a5bd00f9118145ce6ac00250c1d578f22fdf7bb72d175be6639bc0b17917943", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5a5bd00f9118145ce6ac00250c1d578f22fdf7bb72d175be6639bc0b17917943", kill_on_drop: false }` [INFO] [stdout] 5a5bd00f9118145ce6ac00250c1d578f22fdf7bb72d175be6639bc0b17917943 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 43b3625c5687be950c75b4e3de61b37a7fe6173a441a3477e87bf7c84383702e [INFO] running `Command { std: "docker" "start" "-a" "43b3625c5687be950c75b4e3de61b37a7fe6173a441a3477e87bf7c84383702e", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.79 [INFO] [stderr] Checking hello-macro v0.1.0 (/opt/rustwide/workdir/19/hello-macro) [INFO] [stderr] Checking blog v0.1.0 (/opt/rustwide/workdir/17/blog) [INFO] [stderr] Checking gui v0.1.0 (/opt/rustwide/workdir/17/gui) [INFO] [stderr] Checking art v0.1.0 (/opt/rustwide/workdir/14/art) [INFO] [stderr] Checking minigrep v0.1.0 (/opt/rustwide/workdir/12/minigrep) [INFO] [stderr] Checking default-generic-type-parameters v0.1.0 (/opt/rustwide/workdir/19/default-generic-type-parameters) [INFO] [stderr] Checking aggregator v0.1.0 (/opt/rustwide/workdir/10/aggregator) [INFO] [stderr] Checking hello v0.1.0 (/opt/rustwide/workdir/20/hello) [INFO] [stderr] Checking test-organisation v0.1.0 (/opt/rustwide/workdir/11/test-organisation) [INFO] [stderr] Checking deref v0.1.0 (/opt/rustwide/workdir/15/deref) [INFO] [stderr] Checking vectors v0.1.0 (/opt/rustwide/workdir/08/vectors) [INFO] [stderr] Checking function-pointers v0.1.0 (/opt/rustwide/workdir/19/function-pointers) [INFO] [stderr] Checking branches v0.1.0 (/opt/rustwide/workdir/03/branches) [INFO] [stderr] Checking getrandom v0.2.13 [INFO] [stderr] Checking for-patterns v0.1.0 (/opt/rustwide/workdir/18/for-patterns) [INFO] [stderr] Checking example-using-structs v0.1.0 (/opt/rustwide/workdir/05/example-using-structs) [INFO] [stderr] Checking fully-qualified-syntax v0.1.0 (/opt/rustwide/workdir/19/fully-qualified-syntax) [INFO] [stderr] Checking hello-cargo v0.1.0 (/opt/rustwide/workdir/01/hello-cargo) [INFO] [stderr] Checking lifetimes v0.1.0 (/opt/rustwide/workdir/10/lifetimes) [INFO] [stderr] Checking loops v0.1.0 (/opt/rustwide/workdir/03/loops) [INFO] [stderr] Checking supertrait v0.1.0 (/opt/rustwide/workdir/19/supertrait) [INFO] [stderr] Checking function-parameter-patterns v0.1.0 (/opt/rustwide/workdir/18/function-parameter-patterns) [INFO] [stderr] Checking hash-maps v0.1.0 (/opt/rustwide/workdir/08/hash-maps) [INFO] [stderr] Checking type-alias v0.1.0 (/opt/rustwide/workdir/19/type-alias) [INFO] [stderr] Checking unsafe-traits v0.1.0 (/opt/rustwide/workdir/19/unsafe-traits) [INFO] [stderr] Checking drop v0.1.0 (/opt/rustwide/workdir/15/drop) [INFO] [stderr] Checking shared-state v0.1.0 (/opt/rustwide/workdir/16/shared-state) [INFO] [stderr] Checking defining-enums v0.1.0 (/opt/rustwide/workdir/06/defining-enums) [INFO] [stderr] Checking if-let v0.1.0 (/opt/rustwide/workdir/06/if-let) [INFO] [stderr] Checking boxes v0.1.0 (/opt/rustwide/workdir/15/boxes) [INFO] [stderr] Checking message-passing v0.1.0 (/opt/rustwide/workdir/16/message-passing) [INFO] [stderr] Checking data-types v0.1.0 (/opt/rustwide/workdir/03/data-types) [INFO] [stdout] warning: trait `Foo` is never used [INFO] [stdout] --> 19/unsafe-traits/src/main.rs:1:14 [INFO] [stdout] | [INFO] [stdout] 1 | unsafe trait Foo { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking defining-structs v0.1.0 (/opt/rustwide/workdir/05/defining-structs) [INFO] [stderr] Checking pattern-syntax v0.1.0 (/opt/rustwide/workdir/18/pattern-syntax) [INFO] [stderr] Checking generic-data-types-in-structs v0.1.0 (/opt/rustwide/workdir/10/generic-data-types-in-structs) [INFO] [stderr] Checking iterators v0.1.0 (/opt/rustwide/workdir/13/iterators) [INFO] [stderr] Checking panic v0.1.0 (/opt/rustwide/workdir/09/panic) [INFO] [stderr] Checking adder v0.1.0 (/opt/rustwide/workdir/11/adder) [INFO] [stderr] Checking newtype v0.1.0 (/opt/rustwide/workdir/19/newtype) [INFO] [stderr] Checking ownership v0.1.0 (/opt/rustwide/workdir/04/ownership) [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking closures v0.1.0 (/opt/rustwide/workdir/13/closures) [INFO] [stderr] Checking controlling-test-runs v0.1.0 (/opt/rustwide/workdir/11/controlling-test-runs) [INFO] [stderr] Checking match-construct v0.1.0 (/opt/rustwide/workdir/06/match-construct) [INFO] [stderr] Checking if-let-patterns v0.1.0 (/opt/rustwide/workdir/18/if-let-patterns) [INFO] [stderr] Checking rc v0.1.0 (/opt/rustwide/workdir/15/rc) [INFO] [stderr] Checking object-oriented-characteristics v0.1.0 (/opt/rustwide/workdir/17/object-oriented-characteristics) [INFO] [stderr] Checking references-and-borrowing v0.1.0 (/opt/rustwide/workdir/04/references-and-borrowing) [INFO] [stderr] Checking mutable-static-variables v0.1.0 (/opt/rustwide/workdir/19/mutable-static-variables) [INFO] [stderr] Checking my-crate v0.1.0 (/opt/rustwide/workdir/14/my-crate) [INFO] [stderr] Checking reference-cycles v0.1.0 (/opt/rustwide/workdir/15/reference-cycles) [INFO] [stderr] Checking restaurant v0.1.0 (/opt/rustwide/workdir/07/restaurant) [INFO] [stdout] warning: trait `Foo` is never used [INFO] [stdout] --> 19/unsafe-traits/src/main.rs:1:14 [INFO] [stdout] | [INFO] [stdout] 1 | unsafe trait Foo { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking hello-world v0.1.0 (/opt/rustwide/workdir/01/hello-world) [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking threads v0.1.0 (/opt/rustwide/workdir/16/threads) [INFO] [stderr] Checking slice_type v0.1.0 (/opt/rustwide/workdir/04/slice-type) [INFO] [stderr] Checking traits v0.1.0 (/opt/rustwide/workdir/10/traits) [INFO] [stderr] Checking refcell v0.1.0 (/opt/rustwide/workdir/15/refcell) [INFO] [stderr] Checking functions v0.1.0 (/opt/rustwide/workdir/03/functions) [INFO] [stderr] Checking result v0.1.0 (/opt/rustwide/workdir/09/result) [INFO] [stderr] Checking unsafe-functions-methods v0.1.0 (/opt/rustwide/workdir/19/unsafe-functions-methods) [INFO] [stderr] Checking while-let-patterns v0.1.0 (/opt/rustwide/workdir/18/while-let-patterns) [INFO] [stderr] Checking declarative-macros v0.1.0 (/opt/rustwide/workdir/19/declarative-macros) [INFO] [stderr] Checking generic-data-types v0.1.0 (/opt/rustwide/workdir/10/generic-data-types) [INFO] [stderr] Checking strings v0.1.0 (/opt/rustwide/workdir/08/strings) [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking raw-pointer v0.1.0 (/opt/rustwide/workdir/19/raw-pointer) [INFO] [stderr] Checking variables v0.1.0 (/opt/rustwide/workdir/03/variables) [INFO] [stderr] Checking ownership-recap v0.1.0 (/opt/rustwide/workdir/04/ownership-recap) [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Compiling quote v1.0.35 [INFO] [stderr] Compiling syn v2.0.58 [INFO] [stderr] Checking guessing-game v0.1.0 (/opt/rustwide/workdir/02/guessing-game) [INFO] [stderr] Compiling hello-macro-derive v0.1.0 (/opt/rustwide/workdir/19/hello-macro/hello-macro-derive) [INFO] [stderr] Checking pancakes v0.1.0 (/opt/rustwide/workdir/19/pancakes) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.58s [INFO] running `Command { std: "docker" "inspect" "43b3625c5687be950c75b4e3de61b37a7fe6173a441a3477e87bf7c84383702e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "43b3625c5687be950c75b4e3de61b37a7fe6173a441a3477e87bf7c84383702e", kill_on_drop: false }` [INFO] [stdout] 43b3625c5687be950c75b4e3de61b37a7fe6173a441a3477e87bf7c84383702e