[INFO] fetching crate lithium 1.0.4... [INFO] checking lithium-1.0.4 against try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342-1 [INFO] extracting crate lithium 1.0.4 into /workspace/builds/worker-2-tc2/source [INFO] started tweaking crates.io crate lithium 1.0.4 [INFO] finished tweaking crates.io crate lithium 1.0.4 [INFO] tweaked toml for crates.io crate lithium 1.0.4 written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate lithium 1.0.4 on toolchain a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate lithium 1.0.4 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" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4c47308ce9178ab5f195b2b896c915bdd9c399aabf85e2ff038e1256c4ed6890 [INFO] running `Command { std: "docker" "start" "-a" "4c47308ce9178ab5f195b2b896c915bdd9c399aabf85e2ff038e1256c4ed6890", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4c47308ce9178ab5f195b2b896c915bdd9c399aabf85e2ff038e1256c4ed6890", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4c47308ce9178ab5f195b2b896c915bdd9c399aabf85e2ff038e1256c4ed6890", kill_on_drop: false }` [INFO] [stdout] 4c47308ce9178ab5f195b2b896c915bdd9c399aabf85e2ff038e1256c4ed6890 [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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ae16577f85462c89c156292c8f8acd0bb367600217439ff07b614e2c920b3cdd [INFO] running `Command { std: "docker" "start" "-a" "ae16577f85462c89c156292c8f8acd0bb367600217439ff07b614e2c920b3cdd", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.89 [INFO] [stderr] Compiling unicode-ident v1.0.13 [INFO] [stderr] Compiling autocfg v1.4.0 [INFO] [stderr] Compiling serde v1.0.213 [INFO] [stderr] Compiling semver v1.0.23 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling serde_json v1.0.132 [INFO] [stderr] Compiling libc v0.2.161 [INFO] [stderr] Checking anstyle v1.0.9 [INFO] [stderr] Checking clap_lex v0.7.2 [INFO] [stderr] Checking ryu v1.0.18 [INFO] [stderr] Checking itoa v1.0.11 [INFO] [stderr] Compiling typeid v1.0.2 [INFO] [stderr] Checking either v1.13.0 [INFO] [stderr] Checking ciborium-io v0.2.2 [INFO] [stderr] Checking regex-syntax v0.8.5 [INFO] [stderr] Checking memchr v2.7.4 [INFO] [stderr] Checking same-file v1.0.6 [INFO] [stderr] Checking half v2.4.1 [INFO] [stderr] Compiling anyhow v1.0.91 [INFO] [stderr] Checking cast v0.3.0 [INFO] [stderr] Checking once_cell v1.20.2 [INFO] [stderr] Checking anes v0.1.6 [INFO] [stderr] Checking oorandom v11.1.4 [INFO] [stderr] Checking walkdir v2.5.0 [INFO] [stderr] Checking clap_builder v4.5.20 [INFO] [stderr] Checking replace_with v0.1.7 [INFO] [stderr] Checking itertools v0.10.5 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Checking ciborium-ll v0.2.2 [INFO] [stderr] Compiling rustc_version v0.4.1 [INFO] [stderr] Compiling quote v1.0.37 [INFO] [stderr] Compiling lithium v1.0.4 (/opt/rustwide/workdir) [INFO] [stderr] Checking regex-automata v0.4.8 [INFO] [stderr] Compiling syn v2.0.85 [INFO] [stderr] Checking is-terminal v0.4.13 [INFO] [stderr] Checking criterion-plot v0.5.0 [INFO] [stderr] Checking clap v4.5.20 [INFO] [stderr] Checking regex v1.11.1 [INFO] [stderr] Compiling serde_derive v1.0.213 [INFO] [stderr] Checking ciborium v0.2.2 [INFO] [stderr] Checking tinytemplate v1.2.1 [INFO] [stderr] Checking criterion v0.5.1 [INFO] [stdout] warning: never type fallback affects this call to an `unsafe` function [INFO] [stdout] --> src/backend/mod.rs:201:13 [INFO] [stdout] | [INFO] [stdout] 201 | / ActiveBackend::intercept::<_, _, String>(|| { [INFO] [stdout] 202 | | ActiveBackend::throw(String::from("Hello, world!")); [INFO] [stdout] 203 | | }) [INFO] [stdout] | |______________^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 and in a future release in all editions! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = help: specify the type explicitly [INFO] [stdout] = note: `#[warn(never_type_fallback_flowing_into_unsafe)]` on by default [INFO] [stdout] help: use `()` annotations to avoid fallback changes [INFO] [stdout] | [INFO] [stdout] 201 - ActiveBackend::intercept::<_, _, String>(|| { [INFO] [stdout] 201 + ActiveBackend::intercept::<_, (), String>(|| { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: never type fallback affects this call to an `unsafe` function [INFO] [stdout] --> src/backend/mod.rs:238:13 [INFO] [stdout] | [INFO] [stdout] 238 | / ActiveBackend::intercept::<_, _, String>(|| { [INFO] [stdout] 239 | | let result = ActiveBackend::intercept::<_, _, String>(|| { [INFO] [stdout] 240 | | ActiveBackend::throw(String::from("Hello, world!")); [INFO] [stdout] 241 | | }); [INFO] [stdout] ... | [INFO] [stdout] 244 | | handle.rethrow(ex2); [INFO] [stdout] 245 | | }) [INFO] [stdout] | |______________^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 and in a future release in all editions! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = help: specify the type explicitly [INFO] [stdout] help: use `()` annotations to avoid fallback changes [INFO] [stdout] | [INFO] [stdout] 238 - ActiveBackend::intercept::<_, _, String>(|| { [INFO] [stdout] 238 + ActiveBackend::intercept::<_, (), String>(|| { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: never type fallback affects this call to an `unsafe` function [INFO] [stdout] --> src/backend/mod.rs:262:13 [INFO] [stdout] | [INFO] [stdout] 262 | / ActiveBackend::intercept::<_, _, String>(|| { [INFO] [stdout] 263 | | let _dropper = Dropper(&mut destructor_was_run); [INFO] [stdout] 264 | | ActiveBackend::throw(String::from("Hello, world!")); [INFO] [stdout] 265 | | }) [INFO] [stdout] | |______________^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 and in a future release in all editions! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = help: specify the type explicitly [INFO] [stdout] help: use `()` annotations to avoid fallback changes [INFO] [stdout] | [INFO] [stdout] 262 - ActiveBackend::intercept::<_, _, String>(|| { [INFO] [stdout] 262 + ActiveBackend::intercept::<_, (), String>(|| { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: never type fallback affects this call to an `unsafe` function [INFO] [stdout] --> src/backend/mod.rs:289:13 [INFO] [stdout] | [INFO] [stdout] 289 | / ActiveBackend::intercept::<_, _, String>(|| { [INFO] [stdout] 290 | | let _dropper = Dropper; [INFO] [stdout] 291 | | ActiveBackend::throw(String::from("Hello, world!")); [INFO] [stdout] 292 | | }) [INFO] [stdout] | |______________^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 and in a future release in all editions! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = help: specify the type explicitly [INFO] [stdout] help: use `()` annotations to avoid fallback changes [INFO] [stdout] | [INFO] [stdout] 289 - ActiveBackend::intercept::<_, _, String>(|| { [INFO] [stdout] 289 + ActiveBackend::intercept::<_, (), String>(|| { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: never type fallback affects this call to an `unsafe` function [INFO] [stdout] --> src/backend/mod.rs:279:21 [INFO] [stdout] | [INFO] [stdout] 279 | / ActiveBackend::intercept::<_, _, String>(|| { [INFO] [stdout] 280 | | ActiveBackend::throw(String::from("Awful idea")); [INFO] [stdout] 281 | | }) [INFO] [stdout] | |______________________^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 and in a future release in all editions! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = help: specify the type explicitly [INFO] [stdout] help: use `()` annotations to avoid fallback changes [INFO] [stdout] | [INFO] [stdout] 279 - ActiveBackend::intercept::<_, _, String>(|| { [INFO] [stdout] 279 + ActiveBackend::intercept::<_, (), String>(|| { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.47s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: lithium v1.0.4 (/opt/rustwide/workdir) [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" "ae16577f85462c89c156292c8f8acd0bb367600217439ff07b614e2c920b3cdd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ae16577f85462c89c156292c8f8acd0bb367600217439ff07b614e2c920b3cdd", kill_on_drop: false }` [INFO] [stdout] ae16577f85462c89c156292c8f8acd0bb367600217439ff07b614e2c920b3cdd