[INFO] fetching crate lioness 0.1.2... [INFO] checking lioness-0.1.2 against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170 [INFO] extracting crate lioness 0.1.2 into /workspace/builds/worker-4-tc1/source [INFO] started tweaking crates.io crate lioness 0.1.2 [INFO] finished tweaking crates.io crate lioness 0.1.2 [INFO] tweaked toml for crates.io crate lioness 0.1.2 written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate lioness 0.1.2 on toolchain cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 23 packages to latest compatible versions [INFO] [stderr] Adding blake2 v0.8.1 (available: v0.10.6) [INFO] [stderr] Adding chacha v0.3.0 (available: v0.4.0) [INFO] [stderr] Adding hex v0.3.2 (available: v0.4.3) [INFO] [stderr] Adding rand v0.5.6 (available: v0.9.1) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e7021eec4388946581380094b6f26a56bc3132402045d9561b56697516968563 [INFO] running `Command { std: "docker" "start" "-a" "e7021eec4388946581380094b6f26a56bc3132402045d9561b56697516968563", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e7021eec4388946581380094b6f26a56bc3132402045d9561b56697516968563", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e7021eec4388946581380094b6f26a56bc3132402045d9561b56697516968563", kill_on_drop: false }` [INFO] [stdout] e7021eec4388946581380094b6f26a56bc3132402045d9561b56697516968563 [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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 602f9d4d125fd25f5fc9aff8313a2ddb2036d421a53dda8a547ec54966f10f63 [INFO] running `Command { std: "docker" "start" "-a" "602f9d4d125fd25f5fc9aff8313a2ddb2036d421a53dda8a547ec54966f10f63", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Checking subtle v1.0.0 [INFO] [stderr] Checking opaque-debug v0.2.3 [INFO] [stderr] Checking byte-tools v0.3.1 [INFO] [stderr] Checking keystream v1.0.0 [INFO] [stderr] Checking rand_core v0.4.2 [INFO] [stderr] Checking hex v0.3.2 [INFO] [stderr] Checking generic-array v0.12.4 [INFO] [stderr] Checking chacha v0.3.0 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Checking rand v0.5.6 [INFO] [stderr] Checking crypto-mac v0.7.0 [INFO] [stderr] Checking digest v0.8.1 [INFO] [stderr] Checking blake2 v0.8.1 [INFO] [stderr] Checking lioness v0.1.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/error.rs:29:32 [INFO] [stdout] | [INFO] [stdout] 29 | fn cause(&self) -> Option<&Error> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 29 | fn cause(&self) -> Option<&dyn Error> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/lib.rs:139:9 [INFO] [stdout] | [INFO] [stdout] 139 | sc.xor_read(right); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 139 | let _ = sc.xor_read(right); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/lib.rs:149:9 [INFO] [stdout] | [INFO] [stdout] 149 | sc.xor_read(right); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 149 | let _ = sc.xor_read(right); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/lib.rs:191:9 [INFO] [stdout] | [INFO] [stdout] 191 | sc.xor_read(right); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 191 | let _ = sc.xor_read(right); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/lib.rs:201:9 [INFO] [stdout] | [INFO] [stdout] 201 | sc.xor_read(right); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 201 | let _ = sc.xor_read(right); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/error.rs:29:32 [INFO] [stdout] | [INFO] [stdout] 29 | fn cause(&self) -> Option<&Error> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 29 | fn cause(&self) -> Option<&dyn Error> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `rand::Rng::gen_iter`: use Rng::sample_iter(&Standard) instead [INFO] [stdout] --> src/lib.rs:237:32 [INFO] [stdout] | [INFO] [stdout] 237 | let key = thread_rng().gen_iter::().take(RAW_KEY_SIZE).collect::>(); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/lib.rs:139:9 [INFO] [stdout] | [INFO] [stdout] 139 | sc.xor_read(right); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 139 | let _ = sc.xor_read(right); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/lib.rs:149:9 [INFO] [stdout] | [INFO] [stdout] 149 | sc.xor_read(right); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 149 | let _ = sc.xor_read(right); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/lib.rs:191:9 [INFO] [stdout] | [INFO] [stdout] 191 | sc.xor_read(right); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 191 | let _ = sc.xor_read(right); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/lib.rs:201:9 [INFO] [stdout] | [INFO] [stdout] 201 | sc.xor_read(right); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 201 | let _ = sc.xor_read(right); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.55s [INFO] running `Command { std: "docker" "inspect" "602f9d4d125fd25f5fc9aff8313a2ddb2036d421a53dda8a547ec54966f10f63", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "602f9d4d125fd25f5fc9aff8313a2ddb2036d421a53dda8a547ec54966f10f63", kill_on_drop: false }` [INFO] [stdout] 602f9d4d125fd25f5fc9aff8313a2ddb2036d421a53dda8a547ec54966f10f63