[INFO] fetching crate c2rust-refactor 0.15.0...
[INFO] documenting c2rust-refactor-0.15.0 against beta-2021-08-01 for beta-1.55-rustdoc-1
[INFO] extracting crate c2rust-refactor 0.15.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate c2rust-refactor 0.15.0 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate c2rust-refactor 0.15.0
[INFO] finished tweaking crates.io crate c2rust-refactor 0.15.0
[INFO] tweaked toml for crates.io crate c2rust-refactor 0.15.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sized-chunks v0.5.3
[INFO] [stderr]   Downloaded rlua v0.17.0
[INFO] [stderr]   Downloaded flame v0.2.2
[INFO] [stderr]   Downloaded flamer v0.4.0
[INFO] [stderr]   Downloaded z3 v0.4.0
[INFO] [stderr]   Downloaded c2rust-macros v0.15.0
[INFO] [stderr]   Downloaded im-rc v14.3.0
[INFO] [stderr]   Downloaded cargo v0.44.1
[INFO] [stderr]   Downloaded z3-sys v0.5.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8a66855b68f7842e4625d716a93756031733a9b10f38e4dbdc2061bae219a9be
[INFO] running `Command { std: "docker" "start" "-a" "8a66855b68f7842e4625d716a93756031733a9b10f38e4dbdc2061bae219a9be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8a66855b68f7842e4625d716a93756031733a9b10f38e4dbdc2061bae219a9be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a66855b68f7842e4625d716a93756031733a9b10f38e4dbdc2061bae219a9be", kill_on_drop: false }`
[INFO] [stdout] 8a66855b68f7842e4625d716a93756031733a9b10f38e4dbdc2061bae219a9be
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8332853ac4b4961d13cf8b6bb163e138d86ed4b7f2115a0cdccb7f3c5f82947b
[INFO] running `Command { std: "docker" "start" "-a" "8332853ac4b4961d13cf8b6bb163e138d86ed4b7f2115a0cdccb7f3c5f82947b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling serde_json v1.0.66
[INFO] [stderr]    Compiling curl v0.4.38
[INFO] [stderr]     Checking utf8parse v0.1.1
[INFO] [stderr]     Checking hex v0.3.2
[INFO] [stderr]     Checking yaml-rust v0.3.5
[INFO] [stderr]     Checking shell-escape v0.1.5
[INFO] [stderr]     Checking opener v0.4.1
[INFO] [stderr]     Checking home v0.5.3
[INFO] [stderr]    Compiling c2rust-refactor v0.15.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking bytesize v1.1.0
[INFO] [stderr]     Checking glob v0.3.0
[INFO] [stderr]     Checking c2rust-ast-builder v0.15.0
[INFO] [stderr]     Checking slotmap v0.4.2
[INFO] [stderr]     Checking json v0.12.4
[INFO] [stderr]    Compiling im-rc v14.3.0
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]     Checking filetime v0.2.14
[INFO] [stderr]     Checking fs2 v0.4.3
[INFO] [stderr]     Checking c2rust-ast-printer v0.15.0
[INFO] [stderr]     Checking ena v0.13.1
[INFO] [stderr]     Checking bitmaps v2.1.0
[INFO] [stderr]    Compiling openssl-sys v0.9.65
[INFO] [stderr]    Compiling libz-sys v1.1.3
[INFO] [stderr]    Compiling libnghttp2-sys v0.1.6+1.43.0
[INFO] [stderr]    Compiling curl-sys v0.4.45+curl-7.78.0
[INFO] [stderr]    Compiling libssh2-sys v0.2.21
[INFO] [stderr]    Compiling libgit2-sys v0.12.21+1.1.0
[INFO] [stderr]    Compiling rlua v0.17.0
[INFO] [stderr]     Checking globset v0.4.8
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking vte v0.3.3
[INFO] [stderr] error: could not compile `c2rust-ast-builder` due to 2 previous errors
[INFO] [stdout] error[E0462]: found staticlib `rustc` instead of rlib or dylib
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/c2rust-ast-builder-0.15.0/src/lib.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | extern crate rustc;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: please recompile that crate using --crate-type lib
[INFO] [stdout]   = note: the following crate versions were found:
[INFO] [stdout]           crate `rustc`: /opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc-beta_rt.asan.a
[INFO] [stdout]           crate `rustc`: /opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc-beta_rt.tsan.a
[INFO] [stdout]           crate `rustc`: /opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc-beta_rt.msan.a
[INFO] [stdout]           crate `rustc`: /opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc-beta_rt.lsan.a
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/slotmap-0.4.2/src/lib.rs:4:35
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![cfg_attr(feature = "unstable", feature(untagged_unions, try_reserve))]
[INFO] [stdout]   |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `rustc_target`
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/c2rust-ast-printer-0.15.0/src/lib.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | extern crate rustc_target;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "8332853ac4b4961d13cf8b6bb163e138d86ed4b7f2115a0cdccb7f3c5f82947b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8332853ac4b4961d13cf8b6bb163e138d86ed4b7f2115a0cdccb7f3c5f82947b", kill_on_drop: false }`
[INFO] [stdout] 8332853ac4b4961d13cf8b6bb163e138d86ed4b7f2115a0cdccb7f3c5f82947b
