[INFO] fetching crate c2rust 0.18.0...
[INFO] checking c2rust-0.18.0 against master#80399064afa4a2cd153f30d02c25f7ea0383ed65 for opaque-soundness-fix
[INFO] extracting crate c2rust 0.18.0 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate c2rust 0.18.0 on toolchain 80399064afa4a2cd153f30d02c25f7ea0383ed65
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-3-tc1/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate c2rust 0.18.0
[INFO] finished tweaking crates.io crate c2rust 0.18.0
[INFO] tweaked toml for crates.io crate c2rust 0.18.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate crates.io crate c2rust 0.18.0 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" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded git-testament v0.2.4
[INFO] [stderr]   Downloaded no-std-compat v0.4.1
[INFO] [stderr]   Downloaded git-testament-derive v0.1.14
[INFO] [stderr]   Downloaded serde_bytes v0.11.9
[INFO] [stderr]   Downloaded time v0.3.18
[INFO] [stderr]   Downloaded c2rust-bitfields-derive v0.18.0
[INFO] [stderr]   Downloaded prettyplease v0.2.5
[INFO] [stderr]   Downloaded print_bytes v1.2.0
[INFO] [stderr]   Downloaded c2rust-ast-exporter v0.18.0
[INFO] [stderr]   Downloaded bindgen v0.65.1
[INFO] [stderr]   Downloaded object v0.30.3
[INFO] [stderr]   Downloaded pest v2.6.0
[INFO] [stderr]   Downloaded handlebars v4.3.7
[INFO] [stderr]   Downloaded gimli v0.27.2
[INFO] [stderr]   Downloaded syn v2.0.16
[INFO] [stderr]   Downloaded dtoa v1.0.6
[INFO] [stderr]   Downloaded backtrace v0.3.67
[INFO] [stderr]   Downloaded pest_meta v2.6.0
[INFO] [stderr]   Downloaded pest_generator v2.6.0
[INFO] [stderr]   Downloaded pest_derive v2.6.0
[INFO] [stderr]   Downloaded arc-swap v1.6.0
[INFO] [stderr]   Downloaded log-reroute v0.1.8
[INFO] [stderr]   Downloaded serde_bencode v0.2.3
[INFO] [stderr]   Downloaded proc-macro2 v1.0.57
[INFO] [stderr]   Downloaded c2rust-bitfields v0.18.0
[INFO] [stderr]   Downloaded c2rust-ast-printer v0.18.0
[INFO] [stderr]   Downloaded c2rust-ast-builder v0.18.0
[INFO] [stderr]   Downloaded c2rust-build-paths v0.18.0
[INFO] [stderr]   Downloaded c2rust-transpile v0.18.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 81a2f5e56b5cd1bb52bfaab508947c887333c4e5253265dca43dafe5a8717670
[INFO] running `Command { std: "docker" "start" "-a" "81a2f5e56b5cd1bb52bfaab508947c887333c4e5253265dca43dafe5a8717670", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "81a2f5e56b5cd1bb52bfaab508947c887333c4e5253265dca43dafe5a8717670", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81a2f5e56b5cd1bb52bfaab508947c887333c4e5253265dca43dafe5a8717670", kill_on_drop: false }`
[INFO] [stdout] 81a2f5e56b5cd1bb52bfaab508947c887333c4e5253265dca43dafe5a8717670
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 49f67a04eaa345d5a01a4bd0e917a91635920f5022ec6067b92cfdcf0ec93002
[INFO] running `Command { std: "docker" "start" "-a" "49f67a04eaa345d5a01a4bd0e917a91635920f5022ec6067b92cfdcf0ec93002", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.57
[INFO] [stderr]    Compiling io-lifetimes v1.0.10
[INFO] [stderr]    Compiling serde v1.0.163
[INFO] [stderr]    Compiling rustix v0.37.19
[INFO] [stderr]    Compiling cc v1.0.79
[INFO] [stderr]    Compiling quote v1.0.27
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling clang-sys v1.6.1
[INFO] [stderr]    Compiling prettyplease v0.2.5
[INFO] [stderr]    Compiling regex-syntax v0.7.1
[INFO] [stderr]     Checking unicode-ident v1.0.8
[INFO] [stderr]    Compiling aho-corasick v1.0.1
[INFO] [stderr]    Compiling linux-raw-sys v0.3.7
[INFO] [stderr]    Compiling libloading v0.7.4
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling bindgen v0.65.1
[INFO] [stderr]    Compiling either v1.8.1
[INFO] [stderr]    Compiling ucd-trie v0.1.5
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling print_bytes v1.2.0
[INFO] [stderr]    Compiling which v4.4.0
[INFO] [stderr]    Compiling termcolor v1.2.0
[INFO] [stderr]    Compiling once_cell v1.17.1
[INFO] [stderr]    Compiling shlex v1.1.0
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling c2rust-build-paths v0.18.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.57/src/lib.rs:92:30
[INFO] [stdout]    |
[INFO] [stdout] 92 |     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.57/src/lib.rs:92:30
[INFO] [stdout]    |
[INFO] [stdout] 92 |     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling cmake v0.1.50
[INFO] [stderr]    Compiling rustversion v1.0.12
[INFO] [stderr]    Compiling prettyplease v0.1.25
[INFO] [stderr]     Checking gimli v0.27.2
[INFO] [stderr]    Compiling time-core v0.1.0
[INFO] [stderr]     Checking miniz_oxide v0.6.2
[INFO] [stderr]    Compiling time-macros v0.2.6
[INFO] [stderr]    Compiling serde_json v1.0.96
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "49f67a04eaa345d5a01a4bd0e917a91635920f5022ec6067b92cfdcf0ec93002", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49f67a04eaa345d5a01a4bd0e917a91635920f5022ec6067b92cfdcf0ec93002", kill_on_drop: false }`
[INFO] [stdout] 49f67a04eaa345d5a01a4bd0e917a91635920f5022ec6067b92cfdcf0ec93002
[INFO] checking c2rust-0.18.0 against master#09bc67b9158392361780e779d32997f14cc75c39 for opaque-soundness-fix
[INFO] extracting crate c2rust 0.18.0 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate c2rust 0.18.0 on toolchain 09bc67b9158392361780e779d32997f14cc75c39
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+09bc67b9158392361780e779d32997f14cc75c39" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-3-tc2/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate c2rust 0.18.0
[INFO] finished tweaking crates.io crate c2rust 0.18.0
[INFO] tweaked toml for crates.io crate c2rust 0.18.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate crates.io crate c2rust 0.18.0 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" "+09bc67b9158392361780e779d32997f14cc75c39" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+09bc67b9158392361780e779d32997f14cc75c39" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8b0df54a4733a7e4ae485a223e85099bcc0acf75c131fbe2634e2cca22629768
[INFO] running `Command { std: "docker" "start" "-a" "8b0df54a4733a7e4ae485a223e85099bcc0acf75c131fbe2634e2cca22629768", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8b0df54a4733a7e4ae485a223e85099bcc0acf75c131fbe2634e2cca22629768", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b0df54a4733a7e4ae485a223e85099bcc0acf75c131fbe2634e2cca22629768", kill_on_drop: false }`
[INFO] [stdout] 8b0df54a4733a7e4ae485a223e85099bcc0acf75c131fbe2634e2cca22629768
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+09bc67b9158392361780e779d32997f14cc75c39" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4b0194021bb9f2fd90e83e1c2c34ec57ea71a9b75ec6300dfc62f4b744d5a7df
[INFO] running `Command { std: "docker" "start" "-a" "4b0194021bb9f2fd90e83e1c2c34ec57ea71a9b75ec6300dfc62f4b744d5a7df", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.57
[INFO] [stderr]    Compiling io-lifetimes v1.0.10
[INFO] [stderr]    Compiling rustix v0.37.19
[INFO] [stderr]    Compiling serde v1.0.163
[INFO] [stderr]    Compiling cc v1.0.79
[INFO] [stderr]    Compiling quote v1.0.27
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling clang-sys v1.6.1
[INFO] [stderr]    Compiling prettyplease v0.2.5
[INFO] [stderr]    Compiling linux-raw-sys v0.3.7
[INFO] [stderr]     Checking unicode-ident v1.0.8
[INFO] [stderr]    Compiling regex-syntax v0.7.1
[INFO] [stderr]    Compiling libloading v0.7.4
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling either v1.8.1
[INFO] [stderr]    Compiling bindgen v0.65.1
[INFO] [stderr]    Compiling ucd-trie v0.1.5
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling once_cell v1.17.1
[INFO] [stderr]    Compiling print_bytes v1.2.0
[INFO] [stderr]    Compiling which v4.4.0
[INFO] [stderr]    Compiling shlex v1.1.0
[INFO] [stderr]    Compiling termcolor v1.2.0
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling c2rust-build-paths v0.18.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling time-core v0.1.0
[INFO] [stderr]     Checking gimli v0.27.2
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]    Compiling prettyplease v0.1.25
[INFO] [stderr]    Compiling rustversion v1.0.12
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.57/src/lib.rs:92:30
[INFO] [stdout]    |
[INFO] [stdout] 92 |     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling serde_json v1.0.96
[INFO] [stderr]    Compiling time-macros v0.2.6
[INFO] [stderr]    Compiling cmake v0.1.50
[INFO] [stderr]     Checking miniz_oxide v0.6.2
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.57/src/lib.rs:92:30
[INFO] [stdout]    |
[INFO] [stdout] 92 |     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking object v0.30.3
[INFO] [stderr]     Checking aho-corasick v1.0.1
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "4b0194021bb9f2fd90e83e1c2c34ec57ea71a9b75ec6300dfc62f4b744d5a7df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b0194021bb9f2fd90e83e1c2c34ec57ea71a9b75ec6300dfc62f4b744d5a7df", kill_on_drop: false }`
[INFO] [stdout] 4b0194021bb9f2fd90e83e1c2c34ec57ea71a9b75ec6300dfc62f4b744d5a7df
