[INFO] fetching crate openconfiguration 1.4.1...
[INFO] checking openconfiguration-1.4.1 against master#30f74ff0dc4d66debc8b50724c446f817e5f75f4 for pr-121848-1
[INFO] extracting crate openconfiguration 1.4.1 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate openconfiguration 1.4.1 on toolchain 30f74ff0dc4d66debc8b50724c446f817e5f75f4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate openconfiguration 1.4.1
[INFO] finished tweaking crates.io crate openconfiguration 1.4.1
[INFO] tweaked toml for crates.io crate openconfiguration 1.4.1 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate crates.io crate openconfiguration 1.4.1 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" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_repr v0.1.12
[INFO] [stderr]   Downloaded itoa v1.0.2
[INFO] [stderr]   Downloaded schemars_derive v0.8.12
[INFO] [stderr]   Downloaded dyn-clone v1.0.6
[INFO] [stderr]   Downloaded schemars v0.8.12
[INFO] [stderr]   Downloaded ryu v1.0.10
[INFO] [stderr]   Downloaded hashbrown v0.12.2
[INFO] [stderr]   Downloaded syn v2.0.18
[INFO] [stderr]   Downloaded proc-macro2 v1.0.59
[INFO] [stderr]   Downloaded quote v1.0.28
[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" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0c8d6ab3cf453a4ff0a77b9239fb8a91dce707e0db809f9a1818c7700a942616
[INFO] running `Command { std: "docker" "start" "-a" "0c8d6ab3cf453a4ff0a77b9239fb8a91dce707e0db809f9a1818c7700a942616", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0c8d6ab3cf453a4ff0a77b9239fb8a91dce707e0db809f9a1818c7700a942616", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c8d6ab3cf453a4ff0a77b9239fb8a91dce707e0db809f9a1818c7700a942616", kill_on_drop: false }`
[INFO] [stdout] 0c8d6ab3cf453a4ff0a77b9239fb8a91dce707e0db809f9a1818c7700a942616
[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" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b6a4299dae371a09e8591e03b3adb3ccdfe6070df17d9bd964ef3ff9de599981
[INFO] running `Command { std: "docker" "start" "-a" "b6a4299dae371a09e8591e03b3adb3ccdfe6070df17d9bd964ef3ff9de599981", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.59
[INFO] [stderr]    Compiling unicode-ident v1.0.1
[INFO] [stderr]    Compiling quote v1.0.28
[INFO] [stderr]    Compiling serde v1.0.163
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling serde_json v1.0.96
[INFO] [stderr]     Checking ryu v1.0.10
[INFO] [stderr]     Checking itoa v1.0.2
[INFO] [stderr]     Checking hashbrown v0.12.2
[INFO] [stderr]     Checking similar v2.1.0
[INFO] [stderr]     Checking yaml-rust v0.4.5
[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] [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" "b6a4299dae371a09e8591e03b3adb3ccdfe6070df17d9bd964ef3ff9de599981", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6a4299dae371a09e8591e03b3adb3ccdfe6070df17d9bd964ef3ff9de599981", kill_on_drop: false }`
[INFO] [stdout] b6a4299dae371a09e8591e03b3adb3ccdfe6070df17d9bd964ef3ff9de599981
[INFO] checking openconfiguration-1.4.1 against try#72eda894eb3548c7ba774079ce0afab42958d4ee for pr-121848-1
[INFO] extracting crate openconfiguration 1.4.1 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate openconfiguration 1.4.1 on toolchain 72eda894eb3548c7ba774079ce0afab42958d4ee
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+72eda894eb3548c7ba774079ce0afab42958d4ee" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate openconfiguration 1.4.1
[INFO] finished tweaking crates.io crate openconfiguration 1.4.1
[INFO] tweaked toml for crates.io crate openconfiguration 1.4.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate crates.io crate openconfiguration 1.4.1 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" "+72eda894eb3548c7ba774079ce0afab42958d4ee" "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" "+72eda894eb3548c7ba774079ce0afab42958d4ee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 23761a787cc8b925846b1262f4d137cce00c9107ac633a979656e233333fd6c5
[INFO] running `Command { std: "docker" "start" "-a" "23761a787cc8b925846b1262f4d137cce00c9107ac633a979656e233333fd6c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "23761a787cc8b925846b1262f4d137cce00c9107ac633a979656e233333fd6c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23761a787cc8b925846b1262f4d137cce00c9107ac633a979656e233333fd6c5", kill_on_drop: false }`
[INFO] [stdout] 23761a787cc8b925846b1262f4d137cce00c9107ac633a979656e233333fd6c5
[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" "+72eda894eb3548c7ba774079ce0afab42958d4ee" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a28cff8a952aae4e46764642b8c609aa900532bcb3ef0e4b501c87424dd31cfa
[INFO] running `Command { std: "docker" "start" "-a" "a28cff8a952aae4e46764642b8c609aa900532bcb3ef0e4b501c87424dd31cfa", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.59
[INFO] [stderr]    Compiling unicode-ident v1.0.1
[INFO] [stderr]    Compiling quote v1.0.28
[INFO] [stderr]    Compiling serde v1.0.163
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling serde_json v1.0.96
[INFO] [stderr]     Checking ryu v1.0.10
[INFO] [stderr]     Checking itoa v1.0.2
[INFO] [stderr]     Checking hashbrown v0.12.2
[INFO] [stderr]     Checking similar v2.1.0
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]     Checking yaml-rust v0.4.5
[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] [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" "a28cff8a952aae4e46764642b8c609aa900532bcb3ef0e4b501c87424dd31cfa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a28cff8a952aae4e46764642b8c609aa900532bcb3ef0e4b501c87424dd31cfa", kill_on_drop: false }`
[INFO] [stdout] a28cff8a952aae4e46764642b8c609aa900532bcb3ef0e4b501c87424dd31cfa
