[INFO] fetching crate frunk 0.4.2...
[INFO] checking frunk-0.4.2 against master#30f74ff0dc4d66debc8b50724c446f817e5f75f4 for pr-121848-1
[INFO] extracting crate frunk 0.4.2 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate frunk 0.4.2 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 frunk 0.4.2
[INFO] finished tweaking crates.io crate frunk 0.4.2
[INFO] tweaked toml for crates.io crate frunk 0.4.2 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate crates.io crate frunk 0.4.2 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]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded frunk v0.4.1
[INFO] [stderr]   Downloaded quickcheck v0.6.2
[INFO] [stderr]   Downloaded frunk_laws v0.4.1
[INFO] [stderr]   Downloaded serde v1.0.162
[INFO] [stderr]   Downloaded serde_derive v1.0.162
[INFO] [stderr]   Downloaded time v0.3.21
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] ee4994e246044bc42ab042085840d0ee68ab8f8b2324702f1b9360352224b33b
[INFO] running `Command { std: "docker" "start" "-a" "ee4994e246044bc42ab042085840d0ee68ab8f8b2324702f1b9360352224b33b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ee4994e246044bc42ab042085840d0ee68ab8f8b2324702f1b9360352224b33b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee4994e246044bc42ab042085840d0ee68ab8f8b2324702f1b9360352224b33b", kill_on_drop: false }`
[INFO] [stdout] ee4994e246044bc42ab042085840d0ee68ab8f8b2324702f1b9360352224b33b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 934cc8f9dfd5b87ebc6d6b13279c5d5cecf55df8f3dc0b050119932034ce7dd9
[INFO] running `Command { std: "docker" "start" "-a" "934cc8f9dfd5b87ebc6d6b13279c5d5cecf55df8f3dc0b050119932034ce7dd9", kill_on_drop: false }`
[INFO] [stderr]    Compiling frunk_core v0.4.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.56
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking regex-syntax v0.7.1
[INFO] [stderr]     Checking termcolor v1.2.0
[INFO] [stderr]     Checking aho-corasick v1.0.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking rand v0.4.6
[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]     Checking time-core v0.1.1
[INFO] [stderr]     Checking time v0.3.21
[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" "934cc8f9dfd5b87ebc6d6b13279c5d5cecf55df8f3dc0b050119932034ce7dd9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "934cc8f9dfd5b87ebc6d6b13279c5d5cecf55df8f3dc0b050119932034ce7dd9", kill_on_drop: false }`
[INFO] [stdout] 934cc8f9dfd5b87ebc6d6b13279c5d5cecf55df8f3dc0b050119932034ce7dd9
[INFO] checking frunk-0.4.2 against try#72eda894eb3548c7ba774079ce0afab42958d4ee for pr-121848-1
[INFO] extracting crate frunk 0.4.2 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate frunk 0.4.2 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 frunk 0.4.2
[INFO] finished tweaking crates.io crate frunk 0.4.2
[INFO] tweaked toml for crates.io crate frunk 0.4.2 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate crates.io crate frunk 0.4.2 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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 0392049063bb76cb4a41f30359e69e7156f18a7ce2bb79e4059f96c520998c68
[INFO] running `Command { std: "docker" "start" "-a" "0392049063bb76cb4a41f30359e69e7156f18a7ce2bb79e4059f96c520998c68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0392049063bb76cb4a41f30359e69e7156f18a7ce2bb79e4059f96c520998c68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0392049063bb76cb4a41f30359e69e7156f18a7ce2bb79e4059f96c520998c68", kill_on_drop: false }`
[INFO] [stdout] 0392049063bb76cb4a41f30359e69e7156f18a7ce2bb79e4059f96c520998c68
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] a70c785db063674ac5bb2dae771e3ea33cafb16b5be378252e03d900305d1dc1
[INFO] running `Command { std: "docker" "start" "-a" "a70c785db063674ac5bb2dae771e3ea33cafb16b5be378252e03d900305d1dc1", kill_on_drop: false }`
[INFO] [stderr]    Compiling frunk_core v0.4.2
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling proc-macro2 v1.0.56
[INFO] [stderr]     Checking regex-syntax v0.7.1
[INFO] [stderr]     Checking termcolor v1.2.0
[INFO] [stderr]     Checking aho-corasick v1.0.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking rand v0.4.6
[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]     Checking time-core v0.1.1
[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" "a70c785db063674ac5bb2dae771e3ea33cafb16b5be378252e03d900305d1dc1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a70c785db063674ac5bb2dae771e3ea33cafb16b5be378252e03d900305d1dc1", kill_on_drop: false }`
[INFO] [stdout] a70c785db063674ac5bb2dae771e3ea33cafb16b5be378252e03d900305d1dc1
