[INFO] fetching crate flashy64 0.2.0...
[INFO] checking flashy64-0.2.0 against master#80399064afa4a2cd153f30d02c25f7ea0383ed65 for opaque-soundness-fix
[INFO] extracting crate flashy64 0.2.0 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate flashy64 0.2.0 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 flashy64 0.2.0
[INFO] finished tweaking crates.io crate flashy64 0.2.0
[INFO] tweaked toml for crates.io crate flashy64 0.2.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate crates.io crate flashy64 0.2.0 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_edit v0.18.1
[INFO] [stderr]   Downloaded bpaf_derive v0.3.3
[INFO] [stderr]   Downloaded bpaf v0.7.8
[INFO] [stderr]   Downloaded crossterm v0.23.2
[INFO] [stderr]   Downloaded ftdi-mpsse v0.1.1
[INFO] [stderr]   Downloaded toml_datetime v0.5.1
[INFO] [stderr]   Downloaded proc-macro-crate v1.3.0
[INFO] [stderr]   Downloaded libftd2xx v0.32.0
[INFO] [stderr]   Downloaded flashy64-backend v0.1.0
[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] 18d694129225e2cd84235e70e35a1e5f52c8d05e68082ab88f6670d63575fc86
[INFO] running `Command { std: "docker" "start" "-a" "18d694129225e2cd84235e70e35a1e5f52c8d05e68082ab88f6670d63575fc86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "18d694129225e2cd84235e70e35a1e5f52c8d05e68082ab88f6670d63575fc86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18d694129225e2cd84235e70e35a1e5f52c8d05e68082ab88f6670d63575fc86", kill_on_drop: false }`
[INFO] [stdout] 18d694129225e2cd84235e70e35a1e5f52c8d05e68082ab88f6670d63575fc86
[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] 306f28eba33d836ad0661667ddaa4bb4e97b4e388dd9bf3a19fc0236e11433f0
[INFO] running `Command { std: "docker" "start" "-a" "306f28eba33d836ad0661667ddaa4bb4e97b4e388dd9bf3a19fc0236e11433f0", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling proc-macro2 v1.0.51
[INFO] [stderr]    Compiling indexmap v1.9.2
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling toml_datetime v0.5.1
[INFO] [stderr]    Compiling lock_api v0.4.7
[INFO] [stderr]    Compiling once_cell v1.17.1
[INFO] [stderr]    Compiling signal-hook v0.3.14
[INFO] [stderr]    Compiling parking_lot_core v0.9.3
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling libftd2xx-ffi v0.8.4
[INFO] [stderr]     Checking smallvec v1.8.0
[INFO] [stderr]    Compiling nom8 v0.2.0
[INFO] [stderr]     Checking ftdi-mpsse v0.1.1
[INFO] [stderr]     Checking crc-catalog v1.1.1
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking crc v2.1.0
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]     Checking md5 v0.7.0
[INFO] [stderr]     Checking bytes v1.4.0
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.51/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]     Checking libftd2xx v0.32.0
[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" "306f28eba33d836ad0661667ddaa4bb4e97b4e388dd9bf3a19fc0236e11433f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "306f28eba33d836ad0661667ddaa4bb4e97b4e388dd9bf3a19fc0236e11433f0", kill_on_drop: false }`
[INFO] [stdout] 306f28eba33d836ad0661667ddaa4bb4e97b4e388dd9bf3a19fc0236e11433f0
[INFO] checking flashy64-0.2.0 against master#09bc67b9158392361780e779d32997f14cc75c39 for opaque-soundness-fix
[INFO] extracting crate flashy64 0.2.0 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate flashy64 0.2.0 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 flashy64 0.2.0
[INFO] finished tweaking crates.io crate flashy64 0.2.0
[INFO] tweaked toml for crates.io crate flashy64 0.2.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate crates.io crate flashy64 0.2.0 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] dc5af7417949aa6fd8bb808caca12f2ac96d1c3a92d305cb7433525b298b15e0
[INFO] running `Command { std: "docker" "start" "-a" "dc5af7417949aa6fd8bb808caca12f2ac96d1c3a92d305cb7433525b298b15e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dc5af7417949aa6fd8bb808caca12f2ac96d1c3a92d305cb7433525b298b15e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc5af7417949aa6fd8bb808caca12f2ac96d1c3a92d305cb7433525b298b15e0", kill_on_drop: false }`
[INFO] [stdout] dc5af7417949aa6fd8bb808caca12f2ac96d1c3a92d305cb7433525b298b15e0
[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] b4df2f07f11cdf910fb85222ba2b060ca52f77d0b600ca1d920f80e2fc0ed441
[INFO] running `Command { std: "docker" "start" "-a" "b4df2f07f11cdf910fb85222ba2b060ca52f77d0b600ca1d920f80e2fc0ed441", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling proc-macro2 v1.0.51
[INFO] [stderr]    Compiling indexmap v1.9.2
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling toml_datetime v0.5.1
[INFO] [stderr]    Compiling lock_api v0.4.7
[INFO] [stderr]    Compiling parking_lot_core v0.9.3
[INFO] [stderr]    Compiling once_cell v1.17.1
[INFO] [stderr]    Compiling signal-hook v0.3.14
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling libftd2xx-ffi v0.8.4
[INFO] [stderr]     Checking smallvec v1.8.0
[INFO] [stderr]    Compiling nom8 v0.2.0
[INFO] [stderr]     Checking ftdi-mpsse v0.1.1
[INFO] [stderr]     Checking crc-catalog v1.1.1
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking crc v2.1.0
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]     Checking bytes v1.4.0
[INFO] [stderr]     Checking md5 v0.7.0
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.51/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]     Checking libftd2xx v0.32.0
[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" "b4df2f07f11cdf910fb85222ba2b060ca52f77d0b600ca1d920f80e2fc0ed441", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4df2f07f11cdf910fb85222ba2b060ca52f77d0b600ca1d920f80e2fc0ed441", kill_on_drop: false }`
[INFO] [stdout] b4df2f07f11cdf910fb85222ba2b060ca52f77d0b600ca1d920f80e2fc0ed441
