[INFO] fetching crate mercy-cli 0.1.8...
[INFO] checking mercy-cli-0.1.8 against nightly-2024-02-05 for check-cfg
[INFO] extracting crate mercy-cli 0.1.8 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate mercy-cli 0.1.8 on toolchain nightly-2024-02-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mercy-cli 0.1.8
[INFO] finished tweaking crates.io crate mercy-cli 0.1.8
[INFO] tweaked toml for crates.io crate mercy-cli 0.1.8 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate crates.io crate mercy-cli 0.1.8 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" "+nightly-2024-02-05" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded hexdump v0.1.1
[INFO] [stderr]   Downloaded itertools v0.4.19
[INFO] [stderr]   Downloaded tokio v1.25.0
[INFO] [stderr]   Downloaded mercy v1.2.17
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+nightly-2024-02-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 303e719e959b8e5f49dea2233c64639f7f1d319b17e0a120c00fad745e059d7d
[INFO] running `Command { std: "docker" "start" "-a" "303e719e959b8e5f49dea2233c64639f7f1d319b17e0a120c00fad745e059d7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "303e719e959b8e5f49dea2233c64639f7f1d319b17e0a120c00fad745e059d7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "303e719e959b8e5f49dea2233c64639f7f1d319b17e0a120c00fad745e059d7d", kill_on_drop: false }`
[INFO] [stdout] 303e719e959b8e5f49dea2233c64639f7f1d319b17e0a120c00fad745e059d7d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+nightly-2024-02-05" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a3aa8f7354a472d4905cde9b307cc633f657a74d7add32944bc501fd2f1748fc
[INFO] running `Command { std: "docker" "start" "-a" "a3aa8f7354a472d4905cde9b307cc633f657a74d7add32944bc501fd2f1748fc", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling proc-macro2 v1.0.51
[INFO] [stderr]    Compiling unicode-ident v1.0.6
[INFO] [stderr]    Compiling quote v1.0.23
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling cc v1.0.79
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking once_cell v1.17.1
[INFO] [stderr]    Compiling pkg-config v0.3.26
[INFO] [stderr]    Compiling parking_lot_core v0.9.7
[INFO] [stderr]     Checking itoa v1.0.5
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling futures-core v0.3.26
[INFO] [stderr]    Compiling tokio v1.25.0
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]    Compiling futures-task v0.3.26
[INFO] [stderr]    Compiling serde v1.0.152
[INFO] [stderr]    Compiling generic-array v0.14.6
[INFO] [stderr]     Checking tracing-core v0.1.30
[INFO] [stderr]    Compiling indexmap v1.9.2
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling openssl v0.10.45
[INFO] [stderr]    Compiling futures-util v0.3.26
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]     Checking http v0.2.9
[INFO] [stderr]     Checking futures-sink v0.3.26
[INFO] [stderr]    Compiling io-lifetimes v1.0.5
[INFO] [stderr]     Checking ryu v1.0.12
[INFO] [stderr]    Compiling native-tls v0.2.11
[INFO] [stderr]    Compiling futures-channel v0.3.26
[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]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking tracing v0.1.37
[INFO] [stderr]     Checking percent-encoding v2.2.0
[INFO] [stderr]    Compiling rustix v0.36.8
[INFO] [stderr]     Checking openssl-probe v0.1.5
[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" "a3aa8f7354a472d4905cde9b307cc633f657a74d7add32944bc501fd2f1748fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3aa8f7354a472d4905cde9b307cc633f657a74d7add32944bc501fd2f1748fc", kill_on_drop: false }`
[INFO] [stdout] a3aa8f7354a472d4905cde9b307cc633f657a74d7add32944bc501fd2f1748fc
[INFO] checking mercy-cli-0.1.8 against nightly-2024-02-05+rustflags=-Dunexpected_cfgs+cargoflags=-Zcheck-cfg for check-cfg
[INFO] extracting crate mercy-cli 0.1.8 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate mercy-cli 0.1.8 on toolchain nightly-2024-02-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mercy-cli 0.1.8
[INFO] finished tweaking crates.io crate mercy-cli 0.1.8
[INFO] tweaked toml for crates.io crate mercy-cli 0.1.8 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate crates.io crate mercy-cli 0.1.8 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" "+nightly-2024-02-05" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+nightly-2024-02-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ba9f709da81438263c0d29369553d9dd2857e2a82558b078f38f0dbe99021132
[INFO] running `Command { std: "docker" "start" "-a" "ba9f709da81438263c0d29369553d9dd2857e2a82558b078f38f0dbe99021132", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ba9f709da81438263c0d29369553d9dd2857e2a82558b078f38f0dbe99021132", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba9f709da81438263c0d29369553d9dd2857e2a82558b078f38f0dbe99021132", kill_on_drop: false }`
[INFO] [stdout] ba9f709da81438263c0d29369553d9dd2857e2a82558b078f38f0dbe99021132
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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 -Dunexpected_cfgs" "-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" "+nightly-2024-02-05" "check" "--frozen" "--all" "--all-targets" "--message-format=json" "-Zcheck-cfg", kill_on_drop: false }`
[INFO] [stdout] f22aa0aa4c7eb0acf6ff8c7756b3a8e3e90f23c10d98b8e40efccd9ca64b94cd
[INFO] running `Command { std: "docker" "start" "-a" "f22aa0aa4c7eb0acf6ff8c7756b3a8e3e90f23c10d98b8e40efccd9ca64b94cd", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling proc-macro2 v1.0.51
[INFO] [stderr]    Compiling unicode-ident v1.0.6
[INFO] [stderr]    Compiling quote v1.0.23
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling cc v1.0.79
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking once_cell v1.17.1
[INFO] [stderr]     Checking itoa v1.0.5
[INFO] [stderr]    Compiling parking_lot_core v0.9.7
[INFO] [stderr]    Compiling pkg-config v0.3.26
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling futures-core v0.3.26
[INFO] [stderr]    Compiling tokio v1.25.0
[INFO] [stderr]    Compiling futures-task v0.3.26
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]    Compiling serde v1.0.152
[INFO] [stderr]    Compiling generic-array v0.14.6
[INFO] [stderr]     Checking tracing-core v0.1.30
[INFO] [stderr]    Compiling indexmap v1.9.2
[INFO] [stderr]    Compiling openssl v0.10.45
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling futures-util v0.3.26
[INFO] [stderr]     Checking http v0.2.9
[INFO] [stderr]     Checking ryu v1.0.12
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]    Compiling native-tls v0.2.11
[INFO] [stderr]    Compiling futures-channel v0.3.26
[INFO] [stderr]     Checking futures-sink v0.3.26
[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 tracing v0.1.37
[INFO] [stderr]    Compiling io-lifetimes v1.0.5
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling rustix v0.36.8
[INFO] [stderr]     Checking openssl-probe v0.1.5
[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" "f22aa0aa4c7eb0acf6ff8c7756b3a8e3e90f23c10d98b8e40efccd9ca64b94cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f22aa0aa4c7eb0acf6ff8c7756b3a8e3e90f23c10d98b8e40efccd9ca64b94cd", kill_on_drop: false }`
[INFO] [stdout] f22aa0aa4c7eb0acf6ff8c7756b3a8e3e90f23c10d98b8e40efccd9ca64b94cd
