[INFO] fetching crate echonet 1.3.1...
[INFO] checking echonet-1.3.1 against master#b0696a5160711c068cb1f01b7437db7990d15750 for pr-121848
[INFO] extracting crate echonet 1.3.1 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate echonet 1.3.1 on toolchain b0696a5160711c068cb1f01b7437db7990d15750
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate echonet 1.3.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate echonet 1.3.1
[INFO] tweaked toml for crates.io crate echonet 1.3.1 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate crates.io crate echonet 1.3.1 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" "+b0696a5160711c068cb1f01b7437db7990d15750" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded build-time v0.1.3
[INFO] [stderr]   Downloaded strum_macros v0.25.1
[INFO] [stderr]   Downloaded normpath v1.1.1
[INFO] [stderr]   Downloaded net2 v0.2.38
[INFO] [stderr]   Downloaded cxxbridge-flags v1.0.84
[INFO] [stderr]   Downloaded cvt v0.1.2
[INFO] [stderr]   Downloaded ipnetwork v0.16.0
[INFO] [stderr]   Downloaded remove_dir_all v0.8.2
[INFO] [stderr]   Downloaded cxxbridge-macro v1.0.84
[INFO] [stderr]   Downloaded fs_at v0.1.9
[INFO] [stderr]   Downloaded esp-idf-sys v0.33.2
[INFO] [stderr]   Downloaded serde_derive v1.0.162
[INFO] [stderr]   Downloaded bindgen v0.63.0
[INFO] [stderr]   Downloaded nix v0.25.1
[INFO] [stderr]   Downloaded cxx v1.0.84
[INFO] [stderr]   Downloaded embuild v0.31.2
[INFO] [stderr]   Downloaded syn v1.0.106
[INFO] [stderr]   Downloaded linux-raw-sys v0.3.7
[INFO] [stderr]   Downloaded cxx-build v1.0.84
[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" "+b0696a5160711c068cb1f01b7437db7990d15750" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c0958b1df1b4482ee2f1238cbdfb88db237623002c2b839c5ab7315e4d8291bb
[INFO] running `Command { std: "docker" "start" "-a" "c0958b1df1b4482ee2f1238cbdfb88db237623002c2b839c5ab7315e4d8291bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c0958b1df1b4482ee2f1238cbdfb88db237623002c2b839c5ab7315e4d8291bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0958b1df1b4482ee2f1238cbdfb88db237623002c2b839c5ab7315e4d8291bb", kill_on_drop: false }`
[INFO] [stdout] c0958b1df1b4482ee2f1238cbdfb88db237623002c2b839c5ab7315e4d8291bb
[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" "+b0696a5160711c068cb1f01b7437db7990d15750" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7ec609652a1f25ce0971662d471242405c8e5e814565ceb0118e22a1f6c9cc90
[INFO] running `Command { std: "docker" "start" "-a" "7ec609652a1f25ce0971662d471242405c8e5e814565ceb0118e22a1f6c9cc90", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling proc-macro2 v1.0.56
[INFO] [stderr]    Compiling quote v1.0.26
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling serde v1.0.162
[INFO] [stderr]    Compiling syn v1.0.106
[INFO] [stderr]     Checking pnet_base v0.28.0
[INFO] [stderr]    Compiling regex-syntax v0.7.1
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]     Checking pnet_macros_support v0.28.0
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling rustversion v1.0.12
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.56/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 pnet v0.28.0
[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" "7ec609652a1f25ce0971662d471242405c8e5e814565ceb0118e22a1f6c9cc90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ec609652a1f25ce0971662d471242405c8e5e814565ceb0118e22a1f6c9cc90", kill_on_drop: false }`
[INFO] [stdout] 7ec609652a1f25ce0971662d471242405c8e5e814565ceb0118e22a1f6c9cc90
[INFO] checking echonet-1.3.1 against try#bfe97fcae016881ad333f0ff8cea2cadb9cf136c for pr-121848
[INFO] extracting crate echonet 1.3.1 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate echonet 1.3.1 on toolchain bfe97fcae016881ad333f0ff8cea2cadb9cf136c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bfe97fcae016881ad333f0ff8cea2cadb9cf136c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate echonet 1.3.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate echonet 1.3.1
[INFO] tweaked toml for crates.io crate echonet 1.3.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate crates.io crate echonet 1.3.1 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" "+bfe97fcae016881ad333f0ff8cea2cadb9cf136c" "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" "+bfe97fcae016881ad333f0ff8cea2cadb9cf136c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1bf92f7995be8149d023615699937c62f98a448f92b1a84b62559251d9a6c6aa
[INFO] running `Command { std: "docker" "start" "-a" "1bf92f7995be8149d023615699937c62f98a448f92b1a84b62559251d9a6c6aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1bf92f7995be8149d023615699937c62f98a448f92b1a84b62559251d9a6c6aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1bf92f7995be8149d023615699937c62f98a448f92b1a84b62559251d9a6c6aa", kill_on_drop: false }`
[INFO] [stdout] 1bf92f7995be8149d023615699937c62f98a448f92b1a84b62559251d9a6c6aa
[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" "+bfe97fcae016881ad333f0ff8cea2cadb9cf136c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4df78ae70c8ef84989aef3fade7e7ffa7ee473c8ffa953363204f2e9c6229f21
[INFO] running `Command { std: "docker" "start" "-a" "4df78ae70c8ef84989aef3fade7e7ffa7ee473c8ffa953363204f2e9c6229f21", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling proc-macro2 v1.0.56
[INFO] [stderr]    Compiling quote v1.0.26
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling syn v1.0.106
[INFO] [stderr]    Compiling serde v1.0.162
[INFO] [stderr]    Compiling regex-syntax v0.7.1
[INFO] [stderr]     Checking pnet_base v0.28.0
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]     Checking pnet_macros_support v0.28.0
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling rustversion v1.0.12
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.56/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 pnet v0.28.0
[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" "4df78ae70c8ef84989aef3fade7e7ffa7ee473c8ffa953363204f2e9c6229f21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4df78ae70c8ef84989aef3fade7e7ffa7ee473c8ffa953363204f2e9c6229f21", kill_on_drop: false }`
[INFO] [stdout] 4df78ae70c8ef84989aef3fade7e7ffa7ee473c8ffa953363204f2e9c6229f21
