[INFO] fetching crate smmu 1.8.0...
[INFO] checking smmu-1.8.0 against try#93086cfebfccb79083c59d0d3b2052944bba643c for pr-146440-1
[INFO] extracting crate smmu 1.8.0 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate smmu 1.8.0
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate smmu 1.8.0
[INFO] tweaked toml for crates.io crate smmu 1.8.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate smmu 1.8.0 on toolchain 93086cfebfccb79083c59d0d3b2052944bba643c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+93086cfebfccb79083c59d0d3b2052944bba643c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate smmu 1.8.0 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" "+93086cfebfccb79083c59d0d3b2052944bba643c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+93086cfebfccb79083c59d0d3b2052944bba643c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4932e09f2a093b6eb667b898b95fc172ef45738877d3ee521bce125248d150ed
[INFO] running `Command { std: "docker" "start" "-a" "4932e09f2a093b6eb667b898b95fc172ef45738877d3ee521bce125248d150ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4932e09f2a093b6eb667b898b95fc172ef45738877d3ee521bce125248d150ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4932e09f2a093b6eb667b898b95fc172ef45738877d3ee521bce125248d150ed", kill_on_drop: false }`
[INFO] [stdout] 4932e09f2a093b6eb667b898b95fc172ef45738877d3ee521bce125248d150ed
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+93086cfebfccb79083c59d0d3b2052944bba643c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f0c9df805ff85e9dd4cfc400d0212e27520d296a70c5cdca45054d57978c44d1
[INFO] running `Command { std: "docker" "start" "-a" "f0c9df805ff85e9dd4cfc400d0212e27520d296a70c5cdca45054d57978c44d1", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.183
[INFO] [stderr]     Checking memchr v2.8.0
[INFO] [stderr]    Compiling zerocopy v0.8.42
[INFO] [stderr]    Compiling getrandom v0.4.2
[INFO] [stderr]     Checking rand_core v0.10.0
[INFO] [stderr]     Checking smallvec v1.15.1
[INFO] [stderr]    Compiling cc v1.2.57
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]     Checking rustix v1.1.4
[INFO] [stderr]     Checking itoa v1.0.17
[INFO] [stderr]     Checking tracing v0.1.44
[INFO] [stderr]     Checking clap_builder v4.6.0
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking bit-vec v0.8.0
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]     Checking rayon v1.11.0
[INFO] [stderr]     Checking plotters v0.3.7
[INFO] [stderr]     Checking unarray v0.1.4
[INFO] [stderr]     Checking bit-set v0.8.0
[INFO] [stderr]     Checking aho-corasick v1.1.4
[INFO] [stderr]    Compiling generator v0.8.8
[INFO] [stderr]     Checking getrandom v0.3.4
[INFO] [stderr]     Checking getrandom v0.2.17
[INFO] [stderr]     Checking wait-timeout v0.2.1
[INFO] [stderr]     Checking parking_lot_core v0.9.12
[INFO] [stderr]     Checking is-terminal v0.4.17
[INFO] [stderr]     Checking clap v4.6.0
[INFO] [stderr]     Checking criterion-plot v0.5.0
[INFO] [stderr]     Checking rand_core v0.9.5
[INFO] [stderr]     Checking tempfile v3.27.0
[INFO] [stderr]     Checking rand v0.10.0
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking regex-automata v0.4.14
[INFO] [stderr]     Checking dashmap v5.5.3
[INFO] [stderr]     Checking rand_xorshift v0.4.0
[INFO] [stderr]     Checking rand v0.9.2
[INFO] [stderr]     Checking rusty-fork v0.3.1
[INFO] [stderr]    Compiling zerocopy-derive v0.8.42
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling thiserror-impl v2.0.18
[INFO] [stderr]    Compiling quickcheck_macros v1.2.0
[INFO] [stderr]     Checking thiserror v2.0.18
[INFO] [stderr]     Checking smmu v1.8.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking regex v1.12.3
[INFO] [stderr]     Checking matchers v0.2.0
[INFO] [stdout] error: struct `PageEntryMutRef` is never constructed
[INFO] [stdout]    --> src/address_space/mod.rs:187:12
[INFO] [stdout]     |
[INFO] [stdout] 187 | pub struct PageEntryMutRef<'a> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout]     = note: `#[deny(unused_unconstructable_pub_structs)]` (part of `#[deny(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking tracing-subscriber v0.3.23
[INFO] [stderr] error: could not compile `smmu` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "f0c9df805ff85e9dd4cfc400d0212e27520d296a70c5cdca45054d57978c44d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0c9df805ff85e9dd4cfc400d0212e27520d296a70c5cdca45054d57978c44d1", kill_on_drop: false }`
[INFO] [stdout] f0c9df805ff85e9dd4cfc400d0212e27520d296a70c5cdca45054d57978c44d1
