[INFO] fetching crate bitfire 2.0.1...
[INFO] checking bitfire-2.0.1 against master#80399064afa4a2cd153f30d02c25f7ea0383ed65 for opaque-soundness-fix
[INFO] extracting crate bitfire 2.0.1 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate bitfire 2.0.1 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-2-tc1/source/.cargo/config.toml
[INFO] started tweaking crates.io crate bitfire 2.0.1
[INFO] finished tweaking crates.io crate bitfire 2.0.1
[INFO] tweaked toml for crates.io crate bitfire 2.0.1 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate crates.io crate bitfire 2.0.1 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 clap_mangen v0.2.12
[INFO] [stderr]   Downloaded roff v0.2.1
[INFO] [stderr]   Downloaded anstyle v0.3.5
[INFO] [stderr]   Downloaded once_cell v1.17.2
[INFO] [stderr]   Downloaded proc-macro2 v1.0.59
[INFO] [stderr]   Downloaded concolor-override v1.0.0
[INFO] [stderr]   Downloaded anstyle-parse v0.1.1
[INFO] [stderr]   Downloaded anstream v0.2.6
[INFO] [stderr]   Downloaded clap v4.2.1
[INFO] [stderr]   Downloaded anstyle-wincon v0.2.0
[INFO] [stderr]   Downloaded rustix v0.37.6
[INFO] [stderr]   Downloaded clap_builder v4.2.1
[INFO] [stderr]   Downloaded syn v2.0.18
[INFO] [stderr]   Downloaded concolor-query v0.3.3
[INFO] [stderr]   Downloaded linux-raw-sys v0.3.1
[INFO] [stderr]   Downloaded errno v0.3.0
[INFO] [stderr]   Downloaded io-lifetimes v1.0.9
[INFO] [stderr]   Downloaded is-terminal v0.4.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 6d12fd8cbdc515b26487c54fb4fbc9bdd2fa980b199358e6e4e1901c9512617f
[INFO] running `Command { std: "docker" "start" "-a" "6d12fd8cbdc515b26487c54fb4fbc9bdd2fa980b199358e6e4e1901c9512617f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6d12fd8cbdc515b26487c54fb4fbc9bdd2fa980b199358e6e4e1901c9512617f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d12fd8cbdc515b26487c54fb4fbc9bdd2fa980b199358e6e4e1901c9512617f", kill_on_drop: false }`
[INFO] [stdout] 6d12fd8cbdc515b26487c54fb4fbc9bdd2fa980b199358e6e4e1901c9512617f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 1fae730b1952efe4c8e8d6b40c17a7aeae64315de09fb441a778a94a1d34b997
[INFO] running `Command { std: "docker" "start" "-a" "1fae730b1952efe4c8e8d6b40c17a7aeae64315de09fb441a778a94a1d34b997", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.59
[INFO] [stderr]    Compiling quote v1.0.28
[INFO] [stderr]    Compiling unicode-ident v1.0.9
[INFO] [stderr]    Compiling libc v0.2.140
[INFO] [stderr]    Compiling io-lifetimes v1.0.9
[INFO] [stderr]    Compiling rustix v0.37.6
[INFO] [stderr]     Checking linux-raw-sys v0.3.1
[INFO] [stderr]     Checking utf8parse v0.2.1
[INFO] [stderr]     Checking anstyle-parse v0.1.1
[INFO] [stderr]     Checking anstyle v0.3.5
[INFO] [stderr]     Checking concolor-override v1.0.0
[INFO] [stderr]     Checking concolor-query v0.3.3
[INFO] [stderr]    Compiling serde v1.0.164
[INFO] [stderr]     Checking clap_lex v0.4.1
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking once_cell v1.17.2
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.59/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 v1.0.99
[INFO] [stderr]     Checking roff v0.2.1
[INFO] [stderr]     Checking itoa v1.0.6
[INFO] [stderr]     Checking ryu v1.0.13
[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] running `Command { std: "docker" "inspect" "1fae730b1952efe4c8e8d6b40c17a7aeae64315de09fb441a778a94a1d34b997", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1fae730b1952efe4c8e8d6b40c17a7aeae64315de09fb441a778a94a1d34b997", kill_on_drop: false }`
[INFO] [stdout] 1fae730b1952efe4c8e8d6b40c17a7aeae64315de09fb441a778a94a1d34b997
[INFO] checking bitfire-2.0.1 against master#09bc67b9158392361780e779d32997f14cc75c39 for opaque-soundness-fix
[INFO] extracting crate bitfire 2.0.1 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate bitfire 2.0.1 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-2-tc2/source/.cargo/config.toml
[INFO] started tweaking crates.io crate bitfire 2.0.1
[INFO] finished tweaking crates.io crate bitfire 2.0.1
[INFO] tweaked toml for crates.io crate bitfire 2.0.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate crates.io crate bitfire 2.0.1 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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] cb081e27bdbf747f4aa8d553399bc864070c29c294325ebca7675c2e1405ee27
[INFO] running `Command { std: "docker" "start" "-a" "cb081e27bdbf747f4aa8d553399bc864070c29c294325ebca7675c2e1405ee27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cb081e27bdbf747f4aa8d553399bc864070c29c294325ebca7675c2e1405ee27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb081e27bdbf747f4aa8d553399bc864070c29c294325ebca7675c2e1405ee27", kill_on_drop: false }`
[INFO] [stdout] cb081e27bdbf747f4aa8d553399bc864070c29c294325ebca7675c2e1405ee27
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 4f87e270badae203123cb61d1072e4f882c13bc5fb85bb41a957a044ee9e66f7
[INFO] running `Command { std: "docker" "start" "-a" "4f87e270badae203123cb61d1072e4f882c13bc5fb85bb41a957a044ee9e66f7", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.59
[INFO] [stderr]    Compiling libc v0.2.140
[INFO] [stderr]    Compiling quote v1.0.28
[INFO] [stderr]    Compiling unicode-ident v1.0.9
[INFO] [stderr]    Compiling io-lifetimes v1.0.9
[INFO] [stderr]    Compiling rustix v0.37.6
[INFO] [stderr]     Checking linux-raw-sys v0.3.1
[INFO] [stderr]     Checking utf8parse v0.2.1
[INFO] [stderr]     Checking anstyle-parse v0.1.1
[INFO] [stderr]     Checking concolor-query v0.3.3
[INFO] [stderr]     Checking anstyle v0.3.5
[INFO] [stderr]     Checking concolor-override v1.0.0
[INFO] [stderr]    Compiling serde v1.0.164
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]     Checking clap_lex v0.4.1
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking once_cell v1.17.2
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.59/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 v1.0.99
[INFO] [stderr]     Checking ryu v1.0.13
[INFO] [stderr]     Checking itoa v1.0.6
[INFO] [stderr]     Checking roff v0.2.1
[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] running `Command { std: "docker" "inspect" "4f87e270badae203123cb61d1072e4f882c13bc5fb85bb41a957a044ee9e66f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f87e270badae203123cb61d1072e4f882c13bc5fb85bb41a957a044ee9e66f7", kill_on_drop: false }`
[INFO] [stdout] 4f87e270badae203123cb61d1072e4f882c13bc5fb85bb41a957a044ee9e66f7
