[INFO] fetching crate fncmd 2.1.0...
[INFO] checking fncmd-2.1.0 against master#80399064afa4a2cd153f30d02c25f7ea0383ed65 for opaque-soundness-fix
[INFO] extracting crate fncmd 2.1.0 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate fncmd 2.1.0 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] started tweaking crates.io crate fncmd 2.1.0
[INFO] finished tweaking crates.io crate fncmd 2.1.0
[INFO] tweaked toml for crates.io crate fncmd 2.1.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate crates.io crate fncmd 2.1.0 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 toml_datetime v0.6.1
[INFO] [stderr]   Downloaded toml_edit v0.19.8
[INFO] [stderr]   Downloaded serde_spanned v0.6.1
[INFO] [stderr]   Downloaded serde_derive v1.0.159
[INFO] [stderr]   Downloaded serde v1.0.159
[INFO] [stderr]   Downloaded winnow v0.4.1
[INFO] [stderr]   Downloaded trycmd v0.14.16
[INFO] [stderr]   Downloaded cargo_metadata v0.15.4
[INFO] [stderr]   Downloaded camino v1.1.4
[INFO] [stderr]   Downloaded rustix v0.37.13
[INFO] [stderr]   Downloaded linux-raw-sys v0.3.3
[INFO] [stderr]   Downloaded semver v1.0.17
[INFO] [stderr]   Downloaded dunce v1.0.4
[INFO] [stderr]   Downloaded normalize-line-endings v0.3.0
[INFO] [stderr]   Downloaded os_pipe v1.1.4
[INFO] [stderr]   Downloaded similar v2.2.1
[INFO] [stderr]   Downloaded snapbox-macros v0.3.4
[INFO] [stderr]   Downloaded version_check v0.9.3
[INFO] [stderr]   Downloaded humantime-serde v1.1.1
[INFO] [stderr]   Downloaded shlex v1.1.0
[INFO] [stderr]   Downloaded content_inspector v0.2.4
[INFO] [stderr]   Downloaded escargot v0.5.7
[INFO] [stderr]   Downloaded wait-timeout v0.2.0
[INFO] [stderr]   Downloaded snapbox v0.4.11
[INFO] [stderr]   Downloaded fncmd-impl v2.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] ebb6963bff6f0adb0e691f8c40cbb5ea755e72be15f38a1cf355181bfdd9965a
[INFO] running `Command { std: "docker" "start" "-a" "ebb6963bff6f0adb0e691f8c40cbb5ea755e72be15f38a1cf355181bfdd9965a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ebb6963bff6f0adb0e691f8c40cbb5ea755e72be15f38a1cf355181bfdd9965a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ebb6963bff6f0adb0e691f8c40cbb5ea755e72be15f38a1cf355181bfdd9965a", kill_on_drop: false }`
[INFO] [stdout] ebb6963bff6f0adb0e691f8c40cbb5ea755e72be15f38a1cf355181bfdd9965a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 9fadfa3ad8c434303291c5fc2283bfc0cc2f3900d77ca4bd635d35080d99480e
[INFO] running `Command { std: "docker" "start" "-a" "9fadfa3ad8c434303291c5fc2283bfc0cc2f3900d77ca4bd635d35080d99480e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.56
[INFO] [stderr]    Compiling quote v1.0.26
[INFO] [stderr]    Compiling unicode-ident v1.0.8
[INFO] [stderr]    Compiling libc v0.2.142
[INFO] [stderr]    Compiling serde_derive v1.0.159
[INFO] [stderr]    Compiling serde v1.0.159
[INFO] [stderr]    Compiling io-lifetimes v1.0.10
[INFO] [stderr]    Compiling rustix v0.37.13
[INFO] [stderr]     Checking linux-raw-sys v0.3.3
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling crossbeam-utils v0.8.15
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]     Checking anstyle-parse v0.2.0
[INFO] [stderr]    Compiling memoffset v0.8.0
[INFO] [stderr]     Checking anstyle v1.0.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.14
[INFO] [stderr]     Checking once_cell v1.17.1
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling thiserror v1.0.40
[INFO] [stderr]    Compiling semver v1.0.17
[INFO] [stderr]    Compiling camino v1.1.4
[INFO] [stderr]    Compiling serde_json v1.0.96
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling ryu v1.0.13
[INFO] [stderr]    Compiling itoa v1.0.6
[INFO] [stderr]    Compiling escargot v0.5.7
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.56/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 rayon-core v1.11.0
[INFO] [stderr]     Checking clap_lex v0.4.1
[INFO] [stderr]     Checking fastrand v1.9.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.8
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]     Checking walkdir v2.3.3
[INFO] [stderr]     Checking similar v2.2.1
[INFO] [stderr]     Checking dunce v1.0.4
[INFO] [stderr]     Checking normalize-line-endings v0.3.0
[INFO] [stderr]     Checking winnow v0.4.1
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]     Checking either v1.8.1
[INFO] [stderr]     Checking shlex v1.1.0
[INFO] [stderr]     Checking glob v0.3.1
[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" "9fadfa3ad8c434303291c5fc2283bfc0cc2f3900d77ca4bd635d35080d99480e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9fadfa3ad8c434303291c5fc2283bfc0cc2f3900d77ca4bd635d35080d99480e", kill_on_drop: false }`
[INFO] [stdout] 9fadfa3ad8c434303291c5fc2283bfc0cc2f3900d77ca4bd635d35080d99480e
[INFO] checking fncmd-2.1.0 against master#09bc67b9158392361780e779d32997f14cc75c39 for opaque-soundness-fix
[INFO] extracting crate fncmd 2.1.0 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate fncmd 2.1.0 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] started tweaking crates.io crate fncmd 2.1.0
[INFO] finished tweaking crates.io crate fncmd 2.1.0
[INFO] tweaked toml for crates.io crate fncmd 2.1.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate crates.io crate fncmd 2.1.0 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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] ae4772d5d1ec1b040e580e3de74a1ecffc868b06c69c174242ebe85d11d0daa0
[INFO] running `Command { std: "docker" "start" "-a" "ae4772d5d1ec1b040e580e3de74a1ecffc868b06c69c174242ebe85d11d0daa0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ae4772d5d1ec1b040e580e3de74a1ecffc868b06c69c174242ebe85d11d0daa0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae4772d5d1ec1b040e580e3de74a1ecffc868b06c69c174242ebe85d11d0daa0", kill_on_drop: false }`
[INFO] [stdout] ae4772d5d1ec1b040e580e3de74a1ecffc868b06c69c174242ebe85d11d0daa0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] aabf15e03b1b9034d1d7dd1483769d0c8d70404b2c0c5e2a490ef4d7e69e8206
[INFO] running `Command { std: "docker" "start" "-a" "aabf15e03b1b9034d1d7dd1483769d0c8d70404b2c0c5e2a490ef4d7e69e8206", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.56
[INFO] [stderr]    Compiling unicode-ident v1.0.8
[INFO] [stderr]    Compiling quote v1.0.26
[INFO] [stderr]    Compiling libc v0.2.142
[INFO] [stderr]    Compiling serde_derive v1.0.159
[INFO] [stderr]    Compiling serde v1.0.159
[INFO] [stderr]    Compiling io-lifetimes v1.0.10
[INFO] [stderr]    Compiling rustix v0.37.13
[INFO] [stderr]     Checking linux-raw-sys v0.3.3
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling crossbeam-utils v0.8.15
[INFO] [stderr]     Checking anstyle-parse v0.2.0
[INFO] [stderr]    Compiling memoffset v0.8.0
[INFO] [stderr]     Checking anstyle v1.0.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.14
[INFO] [stderr]    Compiling camino v1.1.4
[INFO] [stderr]    Compiling semver v1.0.17
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling thiserror v1.0.40
[INFO] [stderr]    Compiling serde_json v1.0.96
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking once_cell v1.17.1
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]     Checking ryu v1.0.13
[INFO] [stderr]    Compiling escargot v0.5.7
[INFO] [stderr]    Compiling itoa v1.0.6
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.56/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 rayon-core v1.11.0
[INFO] [stderr]     Checking clap_lex v0.4.1
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]     Checking crossbeam-channel v0.5.8
[INFO] [stderr]     Checking fastrand v1.9.0
[INFO] [stderr]     Checking walkdir v2.3.3
[INFO] [stderr]     Checking dunce v1.0.4
[INFO] [stderr]     Checking winnow v0.4.1
[INFO] [stderr]     Checking normalize-line-endings v0.3.0
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]     Checking similar v2.2.1
[INFO] [stderr]     Checking either v1.8.1
[INFO] [stderr]     Checking glob v0.3.1
[INFO] [stderr]     Checking shlex v1.1.0
[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" "aabf15e03b1b9034d1d7dd1483769d0c8d70404b2c0c5e2a490ef4d7e69e8206", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aabf15e03b1b9034d1d7dd1483769d0c8d70404b2c0c5e2a490ef4d7e69e8206", kill_on_drop: false }`
[INFO] [stdout] aabf15e03b1b9034d1d7dd1483769d0c8d70404b2c0c5e2a490ef4d7e69e8206
