[INFO] crate weft 0.1.0 is already in cache
[INFO] checking weft-0.1.0 against try#d7b51666469c792a8a3f40849607739bae1e705e for pr-71665
[INFO] extracting crate weft 0.1.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate weft 0.1.0 on toolchain d7b51666469c792a8a3f40849607739bae1e705e
[INFO] running `"/workspace/cargo-home/bin/cargo" "+d7b51666469c792a8a3f40849607739bae1e705e" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate weft 0.1.0
[INFO] finished tweaking crates.io crate weft 0.1.0
[INFO] tweaked toml for crates.io crate weft 0.1.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+d7b51666469c792a8a3f40849607739bae1e705e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+d7b51666469c792a8a3f40849607739bae1e705e" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+d7b51666469c792a8a3f40849607739bae1e705e" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 06cb2640b227de7c98279bf0f20ce1e715de984b13fab3f4fec85c9aa8369d6e
[INFO] running `"docker" "start" "-a" "06cb2640b227de7c98279bf0f20ce1e715de984b13fab3f4fec85c9aa8369d6e"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]    Compiling syn v1.0.19
[INFO] [stderr]    Compiling string_cache_shared v0.3.0
[INFO] [stderr]    Compiling itoa v0.4.5
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.4
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling mac v0.1.1
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling utf-8 v0.7.5
[INFO] [stderr]    Compiling cc v1.0.52
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling dtoa v0.4.5
[INFO] [stderr]    Compiling procedural-masquerade v0.1.6
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling stable_deref_trait v1.1.1
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling nodrop v0.1.14
[INFO] [stderr]    Compiling regex-syntax v0.6.17
[INFO] [stderr]    Compiling thin-slice v0.1.1
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling termcolor v1.1.0
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling futf v0.1.4
[INFO] [stderr]    Compiling servo_arc v0.1.1
[INFO] [stderr]    Compiling phf_shared v0.7.24
[INFO] [stderr]    Compiling dtoa-short v0.3.2
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling serde_json v1.0.53
[INFO] [stderr]    Compiling tendril v0.4.1
[INFO] [stderr]    Compiling phf v0.7.24
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling smallvec v0.6.13
[INFO] [stderr]    Compiling aho-corasick v0.7.10
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling backtrace-sys v0.1.37
[INFO] [stderr]    Compiling backtrace v0.3.46
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling string_cache_codegen v0.4.4
[INFO] [stderr]    Compiling selectors v0.21.0
[INFO] [stderr]    Compiling string_cache v0.7.5
[INFO] [stderr]    Compiling regex v1.3.7
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling html5ever v0.23.0
[INFO] [stderr]    Compiling html5ever v0.22.5
[INFO] [stderr]    Compiling serde_derive v1.0.110
[INFO] [stderr]    Compiling cssparser v0.25.9
[INFO] [stderr]    Compiling cssparser-macros v0.3.6
[INFO] [stderr]    Compiling html5ever v0.24.1
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling markup5ever v0.8.1
[INFO] [stderr]    Compiling markup5ever v0.9.0
[INFO] [stderr]    Compiling markup5ever v0.7.5
[INFO] [stderr]    Compiling kuchiki v0.7.3
[INFO] [stderr]    Compiling weft_derive v0.1.1
[INFO] [stderr]     Checking weft v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `std::iter`
[INFO] [stderr]  --> src/template.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::iter;
[INFO] [stderr]   |     ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::iter`
[INFO] [stderr]  --> src/template.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::iter;
[INFO] [stderr]   |     ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `weft`
[INFO] [stderr]  --> tests/canary.rs:8:10
[INFO] [stderr]   |
[INFO] [stderr] 8 | #[derive(WeftRenderable)]
[INFO] [stderr]   |          ^^^^^^^^^^^^^^ could not find `prelude` in `weft`
[INFO] [stderr]   |
[INFO] [stderr]   = note: this error originates in a derive macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `weft`
[INFO] [stderr]   --> tests/canary.rs:28:14
[INFO] [stderr]    |
[INFO] [stderr] 28 |     #[derive(WeftRenderable)]
[INFO] [stderr]    |              ^^^^^^^^^^^^^^ could not find `prelude` in `weft`
[INFO] [stderr]    |
[INFO] [stderr]    = note: this error originates in a derive macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `weft`
[INFO] [stderr]   --> tests/canary.rs:57:10
[INFO] [stderr]    |
[INFO] [stderr] 57 | #[derive(WeftRenderable)]
[INFO] [stderr]    |          ^^^^^^^^^^^^^^ could not find `prelude` in `weft`
[INFO] [stderr]    |
[INFO] [stderr]    = note: this error originates in a derive macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `weft`
[INFO] [stderr]   --> tests/canary.rs:75:10
[INFO] [stderr]    |
[INFO] [stderr] 75 | #[derive(WeftRenderable)]
[INFO] [stderr]    |          ^^^^^^^^^^^^^^ could not find `prelude` in `weft`
[INFO] [stderr]    |
[INFO] [stderr]    = note: this error originates in a derive macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `weft`
[INFO] [stderr]   --> tests/canary.rs:96:10
[INFO] [stderr]    |
[INFO] [stderr] 96 | #[derive(WeftRenderable)]
[INFO] [stderr]    |          ^^^^^^^^^^^^^^ could not find `prelude` in `weft`
[INFO] [stderr]    |
[INFO] [stderr]    = note: this error originates in a derive macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `weft`
[INFO] [stderr]    --> tests/canary.rs:119:10
[INFO] [stderr]     |
[INFO] [stderr] 119 | #[derive(WeftRenderable)]
[INFO] [stderr]     |          ^^^^^^^^^^^^^^ could not find `prelude` in `weft`
[INFO] [stderr]     |
[INFO] [stderr]     = note: this error originates in a derive macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `weft`
[INFO] [stderr]    --> tests/canary.rs:156:10
[INFO] [stderr]     |
[INFO] [stderr] 156 | #[derive(WeftRenderable)]
[INFO] [stderr]     |          ^^^^^^^^^^^^^^ could not find `prelude` in `weft`
[INFO] [stderr]     |
[INFO] [stderr]     = note: this error originates in a derive macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `weft`
[INFO] [stderr]    --> tests/canary.rs:179:10
[INFO] [stderr]     |
[INFO] [stderr] 179 | #[derive(WeftRenderable)]
[INFO] [stderr]     |          ^^^^^^^^^^^^^^ could not find `prelude` in `weft`
[INFO] [stderr]     |
[INFO] [stderr]     = note: this error originates in a derive macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `weft`
[INFO] [stderr]    --> tests/canary.rs:207:14
[INFO] [stderr]     |
[INFO] [stderr] 207 |     #[derive(WeftRenderable)]
[INFO] [stderr]     |              ^^^^^^^^^^^^^^ could not find `prelude` in `weft`
[INFO] [stderr]     |
[INFO] [stderr]     = note: this error originates in a derive macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `weft`
[INFO] [stderr]    --> tests/canary.rs:225:14
[INFO] [stderr]     |
[INFO] [stderr] 225 |     #[derive(WeftRenderable)]
[INFO] [stderr]     |              ^^^^^^^^^^^^^^ could not find `prelude` in `weft`
[INFO] [stderr]     |
[INFO] [stderr]     = note: this error originates in a derive macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `weft`
[INFO] [stderr]    --> tests/canary.rs:243:14
[INFO] [stderr]     |
[INFO] [stderr] 243 |     #[derive(WeftRenderable)]
[INFO] [stderr]     |              ^^^^^^^^^^^^^^ could not find `prelude` in `weft`
[INFO] [stderr]     |
[INFO] [stderr]     = note: this error originates in a derive macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `weft`
[INFO] [stderr]    --> tests/canary.rs:261:14
[INFO] [stderr]     |
[INFO] [stderr] 261 |     #[derive(WeftRenderable)]
[INFO] [stderr]     |              ^^^^^^^^^^^^^^ could not find `prelude` in `weft`
[INFO] [stderr]     |
[INFO] [stderr]     = note: this error originates in a derive macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 12 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0432`.
[INFO] [stderr] error: could not compile `weft`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "06cb2640b227de7c98279bf0f20ce1e715de984b13fab3f4fec85c9aa8369d6e"`
[INFO] running `"docker" "rm" "-f" "06cb2640b227de7c98279bf0f20ce1e715de984b13fab3f4fec85c9aa8369d6e"`
[INFO] [stdout] 06cb2640b227de7c98279bf0f20ce1e715de984b13fab3f4fec85c9aa8369d6e