[INFO] fetching crate mica-std 0.5.0... [INFO] checking mica-std-0.5.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never [INFO] extracting crate mica-std 0.5.0 into /workspace/builds/worker-7-tc1/source [INFO] validating manifest of crates.io crate mica-std 0.5.0 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate mica-std 0.5.0 [INFO] finished tweaking crates.io crate mica-std 0.5.0 [INFO] tweaked toml for crates.io crate mica-std 0.5.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 11 packages [INFO] [stderr] Adding ahash v0.7.8 (latest: v0.8.11) [INFO] [stderr] Adding hashbrown v0.12.3 (latest: v0.14.3) [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "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] [stderr] Downloading crates ... [INFO] [stderr] Downloaded mica-hl v0.5.0 [INFO] [stderr] Downloaded mica-language v0.5.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 010cd012a5779b0f1aceb58fbbb376d102bf216a043d484bbf8a9400b6c97f9a [INFO] running `Command { std: "docker" "start" "-a" "010cd012a5779b0f1aceb58fbbb376d102bf216a043d484bbf8a9400b6c97f9a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "010cd012a5779b0f1aceb58fbbb376d102bf216a043d484bbf8a9400b6c97f9a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "010cd012a5779b0f1aceb58fbbb376d102bf216a043d484bbf8a9400b6c97f9a", kill_on_drop: false }` [INFO] [stdout] 010cd012a5779b0f1aceb58fbbb376d102bf216a043d484bbf8a9400b6c97f9a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1272c7be217655c6c8e072589c79c8facdde60310c511bce58867b88daec83e3 [INFO] running `Command { std: "docker" "start" "-a" "1272c7be217655c6c8e072589c79c8facdde60310c511bce58867b88daec83e3", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Checking once_cell v1.19.0 [INFO] [stderr] Compiling mica-language v0.5.0 [INFO] [stderr] Checking getrandom v0.2.12 [INFO] [stderr] Checking ahash v0.7.8 [INFO] [stderr] Checking hashbrown v0.12.3 [INFO] [stderr] Checking mica-hl v0.5.0 [INFO] [stderr] Checking mica-std v0.5.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.80s [INFO] running `Command { std: "docker" "inspect" "1272c7be217655c6c8e072589c79c8facdde60310c511bce58867b88daec83e3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1272c7be217655c6c8e072589c79c8facdde60310c511bce58867b88daec83e3", kill_on_drop: false }` [INFO] [stdout] 1272c7be217655c6c8e072589c79c8facdde60310c511bce58867b88daec83e3 [INFO] checking mica-std-0.5.0 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never [INFO] extracting crate mica-std 0.5.0 into /workspace/builds/worker-7-tc2/source [INFO] validating manifest of crates.io crate mica-std 0.5.0 on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate mica-std 0.5.0 [INFO] finished tweaking crates.io crate mica-std 0.5.0 [INFO] tweaked toml for crates.io crate mica-std 0.5.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 11 packages [INFO] [stderr] Adding ahash v0.7.8 (latest: v0.8.11) [INFO] [stderr] Adding hashbrown v0.12.3 (latest: v0.14.3) [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d185832ebd8687754febf2cbdb387bb1afb3ff2128ecc0a02aa12f6cb22fefb2 [INFO] running `Command { std: "docker" "start" "-a" "d185832ebd8687754febf2cbdb387bb1afb3ff2128ecc0a02aa12f6cb22fefb2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d185832ebd8687754febf2cbdb387bb1afb3ff2128ecc0a02aa12f6cb22fefb2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d185832ebd8687754febf2cbdb387bb1afb3ff2128ecc0a02aa12f6cb22fefb2", kill_on_drop: false }` [INFO] [stdout] d185832ebd8687754febf2cbdb387bb1afb3ff2128ecc0a02aa12f6cb22fefb2 [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6358f88077afc53583ff91e4e825f1243a99608f4cb694f38e21223c49b055ab [INFO] running `Command { std: "docker" "start" "-a" "6358f88077afc53583ff91e4e825f1243a99608f4cb694f38e21223c49b055ab", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Checking once_cell v1.19.0 [INFO] [stderr] Compiling mica-language v0.5.0 [INFO] [stderr] Checking getrandom v0.2.12 [INFO] [stderr] Checking ahash v0.7.8 [INFO] [stderr] Checking hashbrown v0.12.3 [INFO] [stderr] Checking mica-hl v0.5.0 [INFO] [stderr] Checking mica-std v0.5.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0277]: the trait bound `!: TryFromValue` is not satisfied [INFO] [stdout] --> src/iterators/counters.rs:95:67 [INFO] [stdout] | [INFO] [stdout] 95 | engine.start("mstd-counters.mi", include_str!("counters.mi"))?.trampoline()?; [INFO] [stdout] | ^^^^^^^^^^ the trait `TryFromValue` is not implemented for `!` [INFO] [stdout] | [INFO] [stdout] = help: the following other types implement trait `TryFromValue`: [INFO] [stdout] () [INFO] [stdout] Gc [INFO] [stdout] Option [INFO] [stdout] RawValue [INFO] [stdout] Value [INFO] [stdout] bool [INFO] [stdout] f32 [INFO] [stdout] f64 [INFO] [stdout] and 11 others [INFO] [stdout] = note: this error might have been caused by changes to Rust's type-inference algorithm (see issue #48950 for more information) [INFO] [stdout] = help: did you intend to use the type `()` here instead? [INFO] [stdout] note: required by a bound in `mica_hl::Fiber::<'e>::trampoline` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/mica-hl-0.5.0/src/fiber.rs:34:10 [INFO] [stdout] | [INFO] [stdout] 32 | pub fn trampoline(mut self) -> Result [INFO] [stdout] | ---------- required by a bound in this associated function [INFO] [stdout] 33 | where [INFO] [stdout] 34 | T: TryFromValue, [INFO] [stdout] | ^^^^^^^^^^^^ required by this bound in `Fiber::<'e>::trampoline` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the trait bound `!: TryFromValue` is not satisfied [INFO] [stdout] --> src/iterators/counters.rs:95:67 [INFO] [stdout] | [INFO] [stdout] 95 | engine.start("mstd-counters.mi", include_str!("counters.mi"))?.trampoline()?; [INFO] [stdout] | ^^^^^^^^^^ the trait `TryFromValue` is not implemented for `!` [INFO] [stdout] | [INFO] [stdout] = help: the following other types implement trait `TryFromValue`: [INFO] [stdout] () [INFO] [stdout] Gc [INFO] [stdout] Option [INFO] [stdout] RawValue [INFO] [stdout] Value [INFO] [stdout] bool [INFO] [stdout] f32 [INFO] [stdout] f64 [INFO] [stdout] and 11 others [INFO] [stdout] = note: this error might have been caused by changes to Rust's type-inference algorithm (see issue #48950 for more information) [INFO] [stdout] = help: did you intend to use the type `()` here instead? [INFO] [stdout] note: required by a bound in `mica_hl::Fiber::<'e>::trampoline` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/mica-hl-0.5.0/src/fiber.rs:34:10 [INFO] [stdout] | [INFO] [stdout] 32 | pub fn trampoline(mut self) -> Result [INFO] [stdout] | ---------- required by a bound in this associated function [INFO] [stdout] 33 | where [INFO] [stdout] 34 | T: TryFromValue, [INFO] [stdout] | ^^^^^^^^^^^^ required by this bound in `Fiber::<'e>::trampoline` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0277`. [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0277`. [INFO] [stdout] [INFO] [stderr] error: could not compile `mica-std` (lib test) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `mica-std` (lib) due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "6358f88077afc53583ff91e4e825f1243a99608f4cb694f38e21223c49b055ab", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6358f88077afc53583ff91e4e825f1243a99608f4cb694f38e21223c49b055ab", kill_on_drop: false }` [INFO] [stdout] 6358f88077afc53583ff91e4e825f1243a99608f4cb694f38e21223c49b055ab