[INFO] fetching crate krnlc 0.0.2...
[INFO] checking krnlc-0.0.2 against master#e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682 for beta-170-4
[INFO] extracting crate krnlc 0.0.2 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate krnlc 0.0.2 on toolchain e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-4-tc2/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-4-tc2/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate krnlc 0.0.2
[INFO] finished tweaking crates.io crate krnlc 0.0.2
[INFO] tweaked toml for crates.io crate krnlc 0.0.2 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate crates.io crate krnlc 0.0.2 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" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] acca52b6d8ec23921df4930518dbce80a38432bb74f7c7b05a6c4f88edfc18fc
[INFO] running `Command { std: "docker" "start" "-a" "acca52b6d8ec23921df4930518dbce80a38432bb74f7c7b05a6c4f88edfc18fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "acca52b6d8ec23921df4930518dbce80a38432bb74f7c7b05a6c4f88edfc18fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "acca52b6d8ec23921df4930518dbce80a38432bb74f7c7b05a6c4f88edfc18fc", kill_on_drop: false }`
[INFO] [stdout] acca52b6d8ec23921df4930518dbce80a38432bb74f7c7b05a6c4f88edfc18fc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b05cfb6f3d44faf7aebbfe96e2854963de103dd42ec8fec5d2c8173604ad2b0b
[INFO] running `Command { std: "docker" "start" "-a" "b05cfb6f3d44faf7aebbfe96e2854963de103dd42ec8fec5d2c8173604ad2b0b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.142
[INFO] [stderr]    Compiling serde_derive v1.0.160
[INFO] [stderr]    Compiling serde v1.0.160
[INFO] [stderr]    Compiling libm v0.2.6
[INFO] [stderr]    Compiling serde_json v1.0.96
[INFO] [stderr]    Compiling crossbeam-utils v0.8.15
[INFO] [stderr]    Compiling rustix v0.37.14
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling memoffset v0.8.0
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling quote v1.0.26
[INFO] [stderr]     Checking linux-raw-sys v0.3.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.14
[INFO] [stderr]    Compiling camino v1.1.4
[INFO] [stderr]    Compiling rustversion v1.0.12
[INFO] [stderr]    Compiling syn v2.0.15
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling proc-macro2 v1.0.56
[INFO] [stderr]    Compiling semver v1.0.17
[INFO] [stderr]     Checking regex-syntax v0.7.1
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking longest-increasing-subsequence v0.1.0
[INFO] [stderr]    Compiling rayon-core v1.11.0
[INFO] [stderr]     Checking unicode-ident v1.0.8
[INFO] [stderr]     Checking internal-iterator v0.2.1
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]     Checking arrayvec v0.7.2
[INFO] [stderr]     Checking rustc-hash v1.1.0
[INFO] [stderr]     Checking bytemuck v1.13.1
[INFO] [stderr]     Checking elsa v1.8.1
[INFO] [stderr]     Checking crossbeam-channel v0.5.8
[INFO] [stderr]     Checking crossbeam-deque v0.8.3
[INFO] [stderr]     Checking rustc-demangle v0.1.23
[INFO] [stderr]    Compiling anyhow v1.0.70
[INFO] [stderr]     Checking ar v0.9.0
[INFO] [stderr]     Checking raw-string v0.3.5
[INFO] [stderr]    Compiling jobserver v0.1.26
[INFO] [stderr]     Checking flate2 v1.0.25
[INFO] [stderr]     Checking symlink v0.1.0
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]    Compiling cc v1.0.79
[INFO] [stderr]     Checking spirv v0.2.0+1.5.4
[INFO] [stderr]    Compiling krnlc v0.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] error: krnlc requires nightly-2023-03-04, install with rustup:
[INFO] [stdout]        rustup component add --toolchain nightly-2023-03-04 rust-src rustc-dev llvm-tools-preview
[INFO] [stdout]   --> build.rs:20:9
[INFO] [stdout]    |
[INFO] [stdout] 20 |           compile_error!($msg);
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 24 | / toolchain_check!(
[INFO] [stdout] 25 | |     "krnlc requires nightly-2023-03-04, install with rustup:
[INFO] [stdout] 26 | | rustup component add --toolchain nightly-2023-03-04 rust-src rustc-dev llvm-tools-preview"
[INFO] [stdout] 27 | | );
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `toolchain_check` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `krnlc` (build script) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "b05cfb6f3d44faf7aebbfe96e2854963de103dd42ec8fec5d2c8173604ad2b0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b05cfb6f3d44faf7aebbfe96e2854963de103dd42ec8fec5d2c8173604ad2b0b", kill_on_drop: false }`
[INFO] [stdout] b05cfb6f3d44faf7aebbfe96e2854963de103dd42ec8fec5d2c8173604ad2b0b
