[INFO] fetching crate advantage 0.1.0... [INFO] checking advantage-0.1.0 against try#bac5816c5f3d02cebd0599070af62d1782530294 for pr-150408 [INFO] extracting crate advantage 0.1.0 into /workspace/builds/worker-2-tc2/source [INFO] started tweaking crates.io crate advantage 0.1.0 [INFO] removed 0 missing examples [INFO] finished tweaking crates.io crate advantage 0.1.0 [INFO] tweaked toml for crates.io crate advantage 0.1.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate advantage 0.1.0 on toolchain bac5816c5f3d02cebd0599070af62d1782530294 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bac5816c5f3d02cebd0599070af62d1782530294" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate advantage 0.1.0 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" "+bac5816c5f3d02cebd0599070af62d1782530294" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+bac5816c5f3d02cebd0599070af62d1782530294" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 70146e4b11bcb54cc9d2dc9c6875da25a80f34bd5c38269764c4de80d61e6f7b [INFO] running `Command { std: "docker" "start" "-a" "70146e4b11bcb54cc9d2dc9c6875da25a80f34bd5c38269764c4de80d61e6f7b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "70146e4b11bcb54cc9d2dc9c6875da25a80f34bd5c38269764c4de80d61e6f7b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "70146e4b11bcb54cc9d2dc9c6875da25a80f34bd5c38269764c4de80d61e6f7b", kill_on_drop: false }` [INFO] [stdout] 70146e4b11bcb54cc9d2dc9c6875da25a80f34bd5c38269764c4de80d61e6f7b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+bac5816c5f3d02cebd0599070af62d1782530294" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 654ef4e0c4771129211bf62c18f83854c6922da9b139523b53767ed15636010c [INFO] running `Command { std: "docker" "start" "-a" "654ef4e0c4771129211bf62c18f83854c6922da9b139523b53767ed15636010c", kill_on_drop: false }` [INFO] [stderr] Compiling libm v0.2.1 [INFO] [stderr] Compiling num-traits v0.2.11 [INFO] [stderr] Compiling libc v0.2.70 [INFO] [stderr] Compiling num-integer v0.1.42 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling memoffset v0.5.4 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling proc-macro2 v1.0.13 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling num-bigint v0.2.6 [INFO] [stderr] Compiling num-complex v0.2.4 [INFO] [stderr] Compiling num-rational v0.2.4 [INFO] [stderr] Compiling typenum v1.12.0 [INFO] [stderr] Checking ppv-lite86 v0.2.6 [INFO] [stderr] Compiling syn v1.0.22 [INFO] [stderr] Compiling num-iter v0.1.40 [INFO] [stderr] Compiling quote v1.0.5 [INFO] [stderr] Compiling rayon-core v1.7.0 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking crossbeam-queue v0.2.1 [INFO] [stderr] Checking rawpointer v0.2.1 [INFO] [stderr] Checking crossbeam-deque v0.7.3 [INFO] [stderr] Compiling proc-macro-hack v0.5.15 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking matrixmultiply v0.2.3 [INFO] [stderr] Checking either v1.5.3 [INFO] [stderr] Compiling advantage v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking rayon v1.3.0 [INFO] [stderr] Checking generic-array v0.13.2 [INFO] [stderr] Checking approx v0.3.2 [INFO] [stderr] Checking alga v0.9.3 [INFO] [stderr] Checking rand_distr v0.2.2 [INFO] [stderr] Compiling paste-impl v0.1.12 [INFO] [stderr] Checking nalgebra v0.19.0 [INFO] [stderr] Checking num v0.2.1 [INFO] [stderr] Checking paste v0.1.12 [INFO] [stdout] warning: unused import: `macros::*` [INFO] [stdout] --> src/lib.rs:19:9 [INFO] [stdout] | [INFO] [stdout] 19 | pub use macros::*; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `macros::*` [INFO] [stdout] --> src/lib.rs:19:9 [INFO] [stdout] | [INFO] [stdout] 19 | pub use macros::*; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: concrete type differs from previous defining opaque type use [INFO] [stdout] --> src/function.rs:106:32 [INFO] [stdout] | [INFO] [stdout] 106 | Some(chain) => Box::new(chain.iter()), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ expected `FlatMap>, Box<...>, ...>`, got `dyn Iterator` [INFO] [stdout] | [INFO] [stdout] note: previous use here [INFO] [stdout] --> src/function.rs:103:27 [INFO] [stdout] | [INFO] [stdout] 103 | pub fn iter(&self) -> impl std::iter::Iterator { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] = note: the full name for the type has been written to '/opt/rustwide/target/debug/deps/advantage-7a8d4acad7da31f7.long-type-5629575226381996520.txt' [INFO] [stdout] = note: consider using `--verbose` to print the full type name to the console [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: concrete type differs from previous defining opaque type use [INFO] [stdout] --> src/function.rs:106:32 [INFO] [stdout] | [INFO] [stdout] 106 | Some(chain) => Box::new(chain.iter()), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ expected `FlatMap>, Box<...>, ...>`, got `dyn std::iter::Iterator` [INFO] [stdout] | [INFO] [stdout] note: previous use here [INFO] [stdout] --> src/function.rs:103:27 [INFO] [stdout] | [INFO] [stdout] 103 | pub fn iter(&self) -> impl std::iter::Iterator { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] = note: the full name for the type has been written to '/opt/rustwide/target/debug/deps/advantage-9e16eab9fccc507a.long-type-13975268029832512106.txt' [INFO] [stdout] = note: consider using `--verbose` to print the full type name to the console [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `advantage` (lib) due to 1 previous error; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `advantage` (lib test) due to 1 previous error; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "654ef4e0c4771129211bf62c18f83854c6922da9b139523b53767ed15636010c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "654ef4e0c4771129211bf62c18f83854c6922da9b139523b53767ed15636010c", kill_on_drop: false }` [INFO] [stdout] 654ef4e0c4771129211bf62c18f83854c6922da9b139523b53767ed15636010c