[INFO] fetching crate feroxfuzz 1.0.0-rc.12...
[INFO] checking feroxfuzz-1.0.0-rc.12 against master#80399064afa4a2cd153f30d02c25f7ea0383ed65 for opaque-soundness-fix
[INFO] extracting crate feroxfuzz 1.0.0-rc.12 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate feroxfuzz 1.0.0-rc.12 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 feroxfuzz 1.0.0-rc.12
[INFO] finished tweaking crates.io crate feroxfuzz 1.0.0-rc.12
[INFO] tweaked toml for crates.io crate feroxfuzz 1.0.0-rc.12 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate crates.io crate feroxfuzz 1.0.0-rc.12 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 serde_derive v1.0.158
[INFO] [stderr]   Downloaded serde v1.0.158
[INFO] [stderr]   Downloaded ctor v0.2.0
[INFO] [stderr]   Downloaded ghost v0.1.9
[INFO] [stderr]   Downloaded inventory v0.3.5
[INFO] [stderr]   Downloaded c2rust-bitfields-derive v0.17.0
[INFO] [stderr]   Downloaded allocation-counter v0.5.0
[INFO] [stderr]   Downloaded levenshtein v1.0.5
[INFO] [stderr]   Downloaded assert-json-diff v2.0.2
[INFO] [stderr]   Downloaded meminterval v0.4.1
[INFO] [stderr]   Downloaded is-terminal v0.4.5
[INFO] [stderr]   Downloaded basic-cookies v0.1.4
[INFO] [stderr]   Downloaded castaway v0.1.2
[INFO] [stderr]   Downloaded cobs v0.2.3
[INFO] [stderr]   Downloaded async-process v1.6.0
[INFO] [stderr]   Downloaded signal-hook v0.3.15
[INFO] [stderr]   Downloaded postcard v1.0.4
[INFO] [stderr]   Downloaded httpmock v0.6.7
[INFO] [stderr]   Downloaded rustix v0.37.3
[INFO] [stderr]   Downloaded isahc v1.7.2
[INFO] [stderr]   Downloaded libafl v0.11.1
[INFO] [stderr]   Downloaded libafl_bolts v0.11.1
[INFO] [stderr]   Downloaded openssl v0.10.48
[INFO] [stderr]   Downloaded rustix v0.36.11
[INFO] [stderr]   Downloaded reqwest v0.11.15
[INFO] [stderr]   Downloaded uds v0.4.1
[INFO] [stderr]   Downloaded openssl-sys v0.9.83
[INFO] [stderr]   Downloaded async-object-pool v0.1.4
[INFO] [stderr]   Downloaded serial_test_derive v2.0.0
[INFO] [stderr]   Downloaded c2rust-bitfields v0.17.0
[INFO] [stderr]   Downloaded tokio-test v0.4.2
[INFO] [stderr]   Downloaded serial_test v2.0.0
[INFO] [stderr]   Downloaded tuple_list v0.1.3
[INFO] [stderr]   Downloaded typetag v0.2.7
[INFO] [stderr]   Downloaded typetag-impl v0.2.7
[INFO] [stderr]   Downloaded curl-sys v0.4.61+curl-8.0.1
[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] 6e24ddeaaebe36b4ff08787f9f1ecd4a62554d5ad625f4544981b905f16619d2
[INFO] running `Command { std: "docker" "start" "-a" "6e24ddeaaebe36b4ff08787f9f1ecd4a62554d5ad625f4544981b905f16619d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6e24ddeaaebe36b4ff08787f9f1ecd4a62554d5ad625f4544981b905f16619d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e24ddeaaebe36b4ff08787f9f1ecd4a62554d5ad625f4544981b905f16619d2", kill_on_drop: false }`
[INFO] [stdout] 6e24ddeaaebe36b4ff08787f9f1ecd4a62554d5ad625f4544981b905f16619d2
[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] dd68916391a07f4e06a5d3297be30d6a1572f46296b1b4cd8002f16d2e1ebb9e
[INFO] running `Command { std: "docker" "start" "-a" "dd68916391a07f4e06a5d3297be30d6a1572f46296b1b4cd8002f16d2e1ebb9e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.54
[INFO] [stderr]    Compiling libc v0.2.140
[INFO] [stderr]     Checking value-bag v1.4.1
[INFO] [stderr]    Compiling futures-core v0.3.27
[INFO] [stderr]    Compiling pkg-config v0.3.26
[INFO] [stderr]     Checking futures-io v0.3.27
[INFO] [stderr]    Compiling tokio v1.26.0
[INFO] [stderr]    Compiling serde_derive v1.0.158
[INFO] [stderr]    Compiling crossbeam-utils v0.8.15
[INFO] [stderr]     Checking futures-sink v0.3.27
[INFO] [stderr]     Checking tracing-core v0.1.30
[INFO] [stderr]    Compiling futures-channel v0.3.27
[INFO] [stderr]    Compiling serde v1.0.158
[INFO] [stderr]    Compiling futures-task v0.3.27
[INFO] [stderr]    Compiling futures-util v0.3.27
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]     Checking fastrand v1.9.0
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]     Checking waker-fn v1.1.0
[INFO] [stderr]     Checking parking v2.0.0
[INFO] [stderr]     Checking http v0.2.9
[INFO] [stderr]    Compiling libnghttp2-sys v0.1.7+1.45.0
[INFO] [stderr]     Checking futures-lite v1.12.0
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling polling v2.6.0
[INFO] [stderr]    Compiling io-lifetimes v1.0.9
[INFO] [stderr]    Compiling parking_lot_core v0.9.7
[INFO] [stderr]     Checking async-lock v2.7.0
[INFO] [stderr]    Compiling smallvec v1.10.0
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.54/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 scopeguard v1.1.0
[INFO] [stderr]    Compiling rustix v0.37.3
[INFO] [stderr]    Compiling openssl-sys v0.9.83
[INFO] [stderr]     Checking concurrent-queue v2.1.0
[INFO] [stderr]    Compiling libz-sys v1.1.8
[INFO] [stderr]    Compiling rustix v0.36.11
[INFO] [stderr]    Compiling curl-sys v0.4.61+curl-8.0.1
[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] running `Command { std: "docker" "inspect" "dd68916391a07f4e06a5d3297be30d6a1572f46296b1b4cd8002f16d2e1ebb9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd68916391a07f4e06a5d3297be30d6a1572f46296b1b4cd8002f16d2e1ebb9e", kill_on_drop: false }`
[INFO] [stdout] dd68916391a07f4e06a5d3297be30d6a1572f46296b1b4cd8002f16d2e1ebb9e
[INFO] checking feroxfuzz-1.0.0-rc.12 against master#09bc67b9158392361780e779d32997f14cc75c39 for opaque-soundness-fix
[INFO] extracting crate feroxfuzz 1.0.0-rc.12 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate feroxfuzz 1.0.0-rc.12 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 feroxfuzz 1.0.0-rc.12
[INFO] finished tweaking crates.io crate feroxfuzz 1.0.0-rc.12
[INFO] tweaked toml for crates.io crate feroxfuzz 1.0.0-rc.12 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate crates.io crate feroxfuzz 1.0.0-rc.12 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] 52e4bddbf0b5696f6ef346e21471728e36ca1aa2959851f858d86440f441d675
[INFO] running `Command { std: "docker" "start" "-a" "52e4bddbf0b5696f6ef346e21471728e36ca1aa2959851f858d86440f441d675", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "52e4bddbf0b5696f6ef346e21471728e36ca1aa2959851f858d86440f441d675", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52e4bddbf0b5696f6ef346e21471728e36ca1aa2959851f858d86440f441d675", kill_on_drop: false }`
[INFO] [stdout] 52e4bddbf0b5696f6ef346e21471728e36ca1aa2959851f858d86440f441d675
[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] 47cb93affd42286ea7640c9cbfa244298f17817ccecd95ff178ca06b2478e062
[INFO] running `Command { std: "docker" "start" "-a" "47cb93affd42286ea7640c9cbfa244298f17817ccecd95ff178ca06b2478e062", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.54
[INFO] [stderr]    Compiling libc v0.2.140
[INFO] [stderr]     Checking value-bag v1.4.1
[INFO] [stderr]    Compiling futures-core v0.3.27
[INFO] [stderr]    Compiling pkg-config v0.3.26
[INFO] [stderr]     Checking futures-io v0.3.27
[INFO] [stderr]    Compiling tokio v1.26.0
[INFO] [stderr]     Checking futures-sink v0.3.27
[INFO] [stderr]    Compiling crossbeam-utils v0.8.15
[INFO] [stderr]    Compiling serde_derive v1.0.158
[INFO] [stderr]     Checking tracing-core v0.1.30
[INFO] [stderr]    Compiling serde v1.0.158
[INFO] [stderr]    Compiling futures-task v0.3.27
[INFO] [stderr]    Compiling futures-channel v0.3.27
[INFO] [stderr]    Compiling futures-util v0.3.27
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]     Checking fastrand v1.9.0
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]     Checking parking v2.0.0
[INFO] [stderr]     Checking waker-fn v1.1.0
[INFO] [stderr]    Compiling libnghttp2-sys v0.1.7+1.45.0
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling polling v2.6.0
[INFO] [stderr]    Compiling io-lifetimes v1.0.9
[INFO] [stderr]     Checking futures-lite v1.12.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.7
[INFO] [stderr]     Checking async-lock v2.7.0
[INFO] [stderr]    Compiling smallvec v1.10.0
[INFO] [stderr]    Compiling rustix v0.36.11
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.54/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 scopeguard v1.1.0
[INFO] [stderr]    Compiling rustix v0.37.3
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling aho-corasick v0.7.20
[INFO] [stderr]    Compiling openssl-sys v0.9.83
[INFO] [stderr]    Compiling libz-sys v1.1.8
[INFO] [stderr]     Checking concurrent-queue v2.1.0
[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" "47cb93affd42286ea7640c9cbfa244298f17817ccecd95ff178ca06b2478e062", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47cb93affd42286ea7640c9cbfa244298f17817ccecd95ff178ca06b2478e062", kill_on_drop: false }`
[INFO] [stdout] 47cb93affd42286ea7640c9cbfa244298f17817ccecd95ff178ca06b2478e062
