[INFO] fetching crate lithium 1.0.4...
[INFO] testing lithium-1.0.4 against try#0abe69e6c16114311cc2700e972492e64d69c28f for pr-154065-1
[INFO] extracting crate lithium 1.0.4 into /workspace/builds/worker-7-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-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate lithium 1.0.4 on toolchain 0abe69e6c16114311cc2700e972492e64d69c28f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "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" "+0abe69e6c16114311cc2700e972492e64d69c28f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e61d0c79c2887bc810cdb1d6fd50e05ec82a1bcceaec68ce3e061e81b39fae8d
[INFO] running `Command { std: "docker" "start" "-a" "e61d0c79c2887bc810cdb1d6fd50e05ec82a1bcceaec68ce3e061e81b39fae8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e61d0c79c2887bc810cdb1d6fd50e05ec82a1bcceaec68ce3e061e81b39fae8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e61d0c79c2887bc810cdb1d6fd50e05ec82a1bcceaec68ce3e061e81b39fae8d", kill_on_drop: false }`
[INFO] [stdout] e61d0c79c2887bc810cdb1d6fd50e05ec82a1bcceaec68ce3e061e81b39fae8d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7c42376aaf0b6e183115437eaea2899a9683beb1e73acb35f8e77236d862658e
[INFO] running `Command { std: "docker" "start" "-a" "7c42376aaf0b6e183115437eaea2899a9683beb1e73acb35f8e77236d862658e", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver v1.0.23
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling typeid v1.0.2
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]    Compiling lithium v1.0.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.74s
[INFO] running `Command { std: "docker" "inspect" "7c42376aaf0b6e183115437eaea2899a9683beb1e73acb35f8e77236d862658e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c42376aaf0b6e183115437eaea2899a9683beb1e73acb35f8e77236d862658e", kill_on_drop: false }`
[INFO] [stdout] 7c42376aaf0b6e183115437eaea2899a9683beb1e73acb35f8e77236d862658e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e7bae541adb4e5da287e9afc0ddf205312aa6dced663209f7345a2863462ea27
[INFO] running `Command { std: "docker" "start" "-a" "e7bae541adb4e5da287e9afc0ddf205312aa6dced663209f7345a2863462ea27", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.89
[INFO] [stderr]    Compiling unicode-ident v1.0.13
[INFO] [stderr]    Compiling serde v1.0.213
[INFO] [stderr]    Compiling libc v0.2.161
[INFO] [stderr]    Compiling serde_json v1.0.132
[INFO] [stderr]    Compiling itoa v1.0.11
[INFO] [stderr]    Compiling anstyle v1.0.9
[INFO] [stderr]    Compiling ryu v1.0.18
[INFO] [stderr]    Compiling half v2.4.1
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling ciborium-io v0.2.2
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling clap_lex v0.7.2
[INFO] [stderr]    Compiling either v1.13.0
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling anyhow v1.0.91
[INFO] [stderr]    Compiling cast v0.3.0
[INFO] [stderr]    Compiling walkdir v2.5.0
[INFO] [stderr]    Compiling anes v0.1.6
[INFO] [stderr]    Compiling oorandom v11.1.4
[INFO] [stderr]    Compiling once_cell v1.20.2
[INFO] [stderr]    Compiling replace_with v0.1.7
[INFO] [stderr]    Compiling clap_builder v4.5.20
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling ciborium-ll v0.2.2
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.85
[INFO] [stderr]    Compiling is-terminal v0.4.13
[INFO] [stderr]    Compiling criterion-plot v0.5.0
[INFO] [stderr]    Compiling regex-automata v0.4.8
[INFO] [stderr]    Compiling clap v4.5.20
[INFO] [stderr]    Compiling serde_derive v1.0.213
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling ciborium v0.2.2
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling criterion v0.5.1
[INFO] [stderr]    Compiling lithium v1.0.4 (/opt/rustwide/workdir)
[INFO] [stdout] error: 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]     = help: specify the type explicitly
[INFO] [stdout]     = warning: this changes meaning in Rust 2024 and in a future release in all editions!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/never-type-fallback.html>
[INFO] [stdout]     = note: `#[deny(never_type_fallback_flowing_into_unsafe)]` (part of `#[deny(rust_2024_compatibility)]`) 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] error: 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]     = help: specify the type explicitly
[INFO] [stdout]     = warning: this changes meaning in Rust 2024 and in a future release in all editions!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/never-type-fallback.html>
[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] error: 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]     = help: specify the type explicitly
[INFO] [stdout]     = warning: this changes meaning in Rust 2024 and in a future release in all editions!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/never-type-fallback.html>
[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] error: 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]     = help: specify the type explicitly
[INFO] [stdout]     = warning: this changes meaning in Rust 2024 and in a future release in all editions!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/never-type-fallback.html>
[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] error: 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]     = help: specify the type explicitly
[INFO] [stdout]     = warning: this changes meaning in Rust 2024 and in a future release in all editions!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/never-type-fallback.html>
[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] error: could not compile `lithium` (lib test) due to 15 previous errors
[INFO] running `Command { std: "docker" "inspect" "e7bae541adb4e5da287e9afc0ddf205312aa6dced663209f7345a2863462ea27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7bae541adb4e5da287e9afc0ddf205312aa6dced663209f7345a2863462ea27", kill_on_drop: false }`
[INFO] [stdout] e7bae541adb4e5da287e9afc0ddf205312aa6dced663209f7345a2863462ea27
