[INFO] cloning repository https://github.com/iamzhangyong/rust-iot
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/iamzhangyong/rust-iot" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiamzhangyong%2Frust-iot", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiamzhangyong%2Frust-iot'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9bfc1a680a9668ac27ea63f77df3f9137444a18b
[INFO] checking iamzhangyong/rust-iot against try#901d6c1c62d7c61e05469e996c297476078ee06b for pr-157082
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiamzhangyong%2Frust-iot" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/iamzhangyong/rust-iot
[INFO] finished tweaking git repo https://github.com/iamzhangyong/rust-iot
[INFO] tweaked toml for git repo https://github.com/iamzhangyong/rust-iot written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/iamzhangyong/rust-iot on toolchain 901d6c1c62d7c61e05469e996c297476078ee06b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+901d6c1c62d7c61e05469e996c297476078ee06b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+901d6c1c62d7c61e05469e996c297476078ee06b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 240 packages to latest compatible versions
[INFO] [stderr]       Adding actix-web v3.3.3 (available: v4.13.0)
[INFO] [stderr]       Adding clap v2.34.0 (available: v4.6.1)
[INFO] [stderr]       Adding rustun v0.3.7 (available: v0.5.0)
[INFO] [stderr]       Adding trackable v0.2.24 (available: v1.3.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+901d6c1c62d7c61e05469e996c297476078ee06b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3e793bdf10248eb2ddbd6b0faebed8155c11b4589982e2893733958d93e8d540" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 5cb494eecc8f98a3c1265a8044b7979829540d54a36eee11e248cdb9c92b2c45
[INFO] running `Command { std: "docker" "start" "5cb494eecc8f98a3c1265a8044b7979829540d54a36eee11e248cdb9c92b2c45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "5cb494eecc8f98a3c1265a8044b7979829540d54a36eee11e248cdb9c92b2c45" "/opt/rustwide/cargo-home/bin/cargo" "+901d6c1c62d7c61e05469e996c297476078ee06b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5cb494eecc8f98a3c1265a8044b7979829540d54a36eee11e248cdb9c92b2c45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "5cb494eecc8f98a3c1265a8044b7979829540d54a36eee11e248cdb9c92b2c45" "/opt/rustwide/cargo-home/bin/cargo" "+901d6c1c62d7c61e05469e996c297476078ee06b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.186
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking log v0.4.32
[INFO] [stderr]     Checking slab v0.4.12
[INFO] [stderr]     Checking memchr v2.8.2
[INFO] [stderr]     Checking smallvec v1.15.2
[INFO] [stderr]     Checking futures-channel v0.3.32
[INFO] [stderr]     Checking pin-project-lite v0.1.12
[INFO] [stderr]     Checking bytes v0.5.6
[INFO] [stderr]    Compiling parking_lot_core v0.8.6
[INFO] [stderr]     Checking writeable v0.6.3
[INFO] [stderr]     Checking litemap v0.8.2
[INFO] [stderr]    Compiling pin-project-internal v0.4.30
[INFO] [stderr]     Checking instant v0.1.13
[INFO] [stderr]    Compiling syn v2.0.118
[INFO] [stderr]    Compiling icu_properties_data v2.2.0
[INFO] [stderr]    Compiling icu_normalizer_data v2.2.0
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]    Compiling zerocopy v0.8.52
[INFO] [stderr]    Compiling standback v0.2.17
[INFO] [stderr]    Compiling proc-macro-hack v0.5.20+deprecated
[INFO] [stderr]     Checking tinyvec v1.11.0
[INFO] [stderr]    Compiling generic-array v0.14.9
[INFO] [stderr]     Checking bytes v1.12.0
[INFO] [stderr]     Checking either v1.16.0
[INFO] [stderr]     Checking unicode-bidi v0.3.18
[INFO] [stderr]     Checking matches v0.1.10
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]     Checking typenum v1.20.1
[INFO] [stderr]    Compiling const_fn v0.4.12
[INFO] [stderr]    Compiling autocfg v1.5.1
[INFO] [stderr]     Checking tracing-core v0.1.36
[INFO] [stderr]    Compiling time v0.2.27
[INFO] [stderr]     Checking linked-hash-map v0.5.6
[INFO] [stderr]    Compiling zmij v1.0.21
[INFO] [stderr]     Checking unicode-normalization v0.1.25
[INFO] [stderr]     Checking regex-syntax v0.8.11
[INFO] [stderr]     Checking http v0.2.12
[INFO] [stderr]     Checking lru-cache v0.1.2
[INFO] [stderr]     Checking aho-corasick v1.1.4
[INFO] [stderr]     Checking alloc-stdlib v0.2.4
[INFO] [stderr]    Compiling cookie v0.14.4
[INFO] [stderr]     Checking tracing v0.1.44
[INFO] [stderr]     Checking simd-adler32 v0.3.9
[INFO] [stderr]    Compiling serde_json v1.0.150
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking resolv-conf v0.7.6
[INFO] [stderr]     Checking splay_tree v0.2.10
[INFO] [stderr]    Compiling build_const v0.2.2
[INFO] [stderr]     Checking nbchan v0.1.3
[INFO] [stderr]     Checking miniz_oxide v0.8.9
[INFO] [stderr]     Checking brotli-decompressor v2.5.1
[INFO] [stderr]    Compiling crc v1.8.1
[INFO] [stderr]     Checking ryu v1.0.23
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking encoding_rs v0.8.35
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stdout] error[E0658]: use of unstable library feature `core_intrinsics`: intrinsics are unlikely to ever be stabilized, instead they should be used through stabilized interfaces in the rest of the standard library
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rand_core-0.4.2/src/impls.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | use core::intrinsics::transmute;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: add `#![feature(core_intrinsics)]` to the crate attributes to enable
[INFO] [stdout]    = note: this compiler was built on 2026-05-28; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking sha-1 v0.9.8
[INFO] [stdout] For more information about this error, try `rustc --explain E0658`.
[INFO] [stdout] 
[INFO] [stderr]     Checking language-tags v0.2.2
[INFO] [stderr] error: could not compile `rand_core` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "5cb494eecc8f98a3c1265a8044b7979829540d54a36eee11e248cdb9c92b2c45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5cb494eecc8f98a3c1265a8044b7979829540d54a36eee11e248cdb9c92b2c45", kill_on_drop: false }`
[INFO] [stdout] 5cb494eecc8f98a3c1265a8044b7979829540d54a36eee11e248cdb9c92b2c45
