[INFO] fetching crate kythera-cli 0.2.1...
[INFO] checking kythera-cli-0.2.1 against master#4d1bd0db7f489b22c6d8aa2385937a95412c015b for pr-114682
[INFO] extracting crate kythera-cli 0.2.1 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate kythera-cli 0.2.1 on toolchain 4d1bd0db7f489b22c6d8aa2385937a95412c015b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d1bd0db7f489b22c6d8aa2385937a95412c015b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate kythera-cli 0.2.1
[INFO] finished tweaking crates.io crate kythera-cli 0.2.1
[INFO] tweaked toml for crates.io crate kythera-cli 0.2.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate crates.io crate kythera-cli 0.2.1 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" "+4d1bd0db7f489b22c6d8aa2385937a95412c015b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded filecoin-proofs-api v14.0.0
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[INFO] [stderr]   Downloaded wasmtime-types v2.0.2
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[INFO] [stderr]   Downloaded fvm_actor_utils v3.0.0
[INFO] [stderr]   Downloaded fvm_ipld_encoding v0.2.3
[INFO] [stderr]   Downloaded fil_actor_system_v10 v2.0.0
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[INFO] [stderr]   Downloaded ec-gpu-gen v0.5.2
[INFO] [stderr]   Downloaded target-lexicon v0.12.7
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[INFO] [stderr]   Downloaded frc42_hasher v1.5.0
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[INFO] [stderr]   Downloaded fdlimit v0.2.1
[INFO] [stderr]   Downloaded execute-command-macro-impl v0.1.9
[INFO] [stderr]   Downloaded serde_repr v0.1.12
[INFO] [stderr]   Downloaded execute-command-macro v0.1.8
[INFO] [stderr]   Downloaded optional_struct_macro_impl v0.3.1
[INFO] [stderr]   Downloaded path-clean v1.0.1
[INFO] [stderr]   Downloaded fr32 v7.0.0
[INFO] [stderr]   Downloaded execute-command-tokens v0.1.6
[INFO] [stderr]   Downloaded wat v1.0.66
[INFO] [stderr]   Downloaded kythera-fvm v0.2.0
[INFO] [stderr]   Downloaded fvm_ipld_car v0.6.0
[INFO] [stderr]   Downloaded cranelift-native v0.89.2
[INFO] [stderr]   Downloaded serde v1.0.163
[INFO] [stderr]   Downloaded optional_struct v0.3.1
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[INFO] [stderr]   Downloaded optional_struct_internal v0.3.1
[INFO] [stderr]   Downloaded blake2s_simd v1.0.1
[INFO] [stderr]   Downloaded wasm-encoder v0.29.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+4d1bd0db7f489b22c6d8aa2385937a95412c015b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0a792d0a61f75afca0d7a1ab6e17e8fc0497e7256a6f56a46c074783338ad23d
[INFO] running `Command { std: "docker" "start" "-a" "0a792d0a61f75afca0d7a1ab6e17e8fc0497e7256a6f56a46c074783338ad23d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0a792d0a61f75afca0d7a1ab6e17e8fc0497e7256a6f56a46c074783338ad23d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a792d0a61f75afca0d7a1ab6e17e8fc0497e7256a6f56a46c074783338ad23d", kill_on_drop: false }`
[INFO] [stdout] 0a792d0a61f75afca0d7a1ab6e17e8fc0497e7256a6f56a46c074783338ad23d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+4d1bd0db7f489b22c6d8aa2385937a95412c015b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2628d0f5fb8f80608fcd89508bc1bf11a66173f681c9dd648e99a43595e08f44
[INFO] running `Command { std: "docker" "start" "-a" "2628d0f5fb8f80608fcd89508bc1bf11a66173f681c9dd648e99a43595e08f44", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.59
[INFO] [stderr]    Compiling quote v1.0.28
[INFO] [stderr]    Compiling unicode-ident v1.0.9
[INFO] [stderr]    Compiling libc v0.2.144
[INFO] [stderr]    Compiling serde v1.0.163
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]    Compiling cc v1.0.79
[INFO] [stderr]    Compiling thiserror v1.0.40
[INFO] [stderr]     Checking memchr v2.5.0
[INFO] [stderr]    Compiling log v0.4.18
[INFO] [stderr]    Compiling anyhow v1.0.71
[INFO] [stderr]    Compiling radium v0.7.0
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.59/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" "2628d0f5fb8f80608fcd89508bc1bf11a66173f681c9dd648e99a43595e08f44", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2628d0f5fb8f80608fcd89508bc1bf11a66173f681c9dd648e99a43595e08f44", kill_on_drop: false }`
[INFO] [stdout] 2628d0f5fb8f80608fcd89508bc1bf11a66173f681c9dd648e99a43595e08f44
[INFO] checking kythera-cli-0.2.1 against try#785364c7e5e0804473a3fddfb579798ea14e3493 for pr-114682
[INFO] extracting crate kythera-cli 0.2.1 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate kythera-cli 0.2.1 on toolchain 785364c7e5e0804473a3fddfb579798ea14e3493
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+785364c7e5e0804473a3fddfb579798ea14e3493" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate kythera-cli 0.2.1
[INFO] finished tweaking crates.io crate kythera-cli 0.2.1
[INFO] tweaked toml for crates.io crate kythera-cli 0.2.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate crates.io crate kythera-cli 0.2.1 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" "+785364c7e5e0804473a3fddfb579798ea14e3493" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+785364c7e5e0804473a3fddfb579798ea14e3493" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c6d17035ac70fff9892790ab16db74cdb377ac6b320064fa88cbc06ea4e9a9fc
[INFO] running `Command { std: "docker" "start" "-a" "c6d17035ac70fff9892790ab16db74cdb377ac6b320064fa88cbc06ea4e9a9fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c6d17035ac70fff9892790ab16db74cdb377ac6b320064fa88cbc06ea4e9a9fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6d17035ac70fff9892790ab16db74cdb377ac6b320064fa88cbc06ea4e9a9fc", kill_on_drop: false }`
[INFO] [stdout] c6d17035ac70fff9892790ab16db74cdb377ac6b320064fa88cbc06ea4e9a9fc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+785364c7e5e0804473a3fddfb579798ea14e3493" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c45cd03f43db7a1f6152afc36f99b2c492ee99f81dfea5af41282ba41c37b669
[INFO] running `Command { std: "docker" "start" "-a" "c45cd03f43db7a1f6152afc36f99b2c492ee99f81dfea5af41282ba41c37b669", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.59
[INFO] [stderr]    Compiling unicode-ident v1.0.9
[INFO] [stderr]    Compiling quote v1.0.28
[INFO] [stderr]    Compiling libc v0.2.144
[INFO] [stderr]    Compiling serde v1.0.163
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]    Compiling cc v1.0.79
[INFO] [stderr]    Compiling thiserror v1.0.40
[INFO] [stderr]     Checking memchr v2.5.0
[INFO] [stderr]    Compiling log v0.4.18
[INFO] [stderr]    Compiling anyhow v1.0.71
[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] [stderr]    Compiling radium v0.7.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.15
[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" "c45cd03f43db7a1f6152afc36f99b2c492ee99f81dfea5af41282ba41c37b669", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c45cd03f43db7a1f6152afc36f99b2c492ee99f81dfea5af41282ba41c37b669", kill_on_drop: false }`
[INFO] [stdout] c45cd03f43db7a1f6152afc36f99b2c492ee99f81dfea5af41282ba41c37b669
