[INFO] fetching crate cryptol_client 0.1.1...
[INFO] checking cryptol_client-0.1.1 against master#30f74ff0dc4d66debc8b50724c446f817e5f75f4 for pr-121848-1
[INFO] extracting crate cryptol_client 0.1.1 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate cryptol_client 0.1.1 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 cryptol_client 0.1.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate cryptol_client 0.1.1
[INFO] tweaked toml for crates.io crate cryptol_client 0.1.1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate crates.io crate cryptol_client 0.1.1 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]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded jsonrpsee v0.16.2
[INFO] [stderr]   Downloaded jsonrpsee-types v0.16.2
[INFO] [stderr]   Downloaded jsonrpsee-http-client v0.16.2
[INFO] [stderr]   Downloaded async-trait v0.1.64
[INFO] [stderr]   Downloaded hyper v0.14.24
[INFO] [stderr]   Downloaded jsonrpsee-core v0.16.2
[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] 663078e9f78552edd3931ad7a5261e99b35ef61b0b9c584b3ca513ca92beea20
[INFO] running `Command { std: "docker" "start" "-a" "663078e9f78552edd3931ad7a5261e99b35ef61b0b9c584b3ca513ca92beea20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "663078e9f78552edd3931ad7a5261e99b35ef61b0b9c584b3ca513ca92beea20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "663078e9f78552edd3931ad7a5261e99b35ef61b0b9c584b3ca513ca92beea20", kill_on_drop: false }`
[INFO] [stdout] 663078e9f78552edd3931ad7a5261e99b35ef61b0b9c584b3ca513ca92beea20
[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] f87b57236a621983e539909a77f09dadb1523828fa6669608d4d3701afff2f2b
[INFO] running `Command { std: "docker" "start" "-a" "f87b57236a621983e539909a77f09dadb1523828fa6669608d4d3701afff2f2b", kill_on_drop: false }`
[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 libc v0.2.139
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]     Checking once_cell v1.17.0
[INFO] [stderr]    Compiling futures-core v0.3.26
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling tokio v1.25.0
[INFO] [stderr]     Checking itoa v1.0.5
[INFO] [stderr]    Compiling futures-task v0.3.26
[INFO] [stderr]     Checking futures-sink v0.3.26
[INFO] [stderr]    Compiling serde_derive v1.0.152
[INFO] [stderr]    Compiling indexmap v1.9.2
[INFO] [stderr]    Compiling futures-util v0.3.26
[INFO] [stderr]    Compiling serde v1.0.152
[INFO] [stderr]    Compiling futures-channel v0.3.26
[INFO] [stderr]    Compiling anyhow v1.0.69
[INFO] [stderr]     Checking http v0.2.8
[INFO] [stderr]     Checking tracing-core v0.1.30
[INFO] [stderr]    Compiling rustls v0.20.8
[INFO] [stderr]    Compiling serde_json v1.0.93
[INFO] [stderr]    Compiling thiserror v1.0.38
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.51/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 async-trait v0.1.64
[INFO] [stderr]     Checking ryu v1.0.12
[INFO] [stderr]     Checking base64 v0.21.0
[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" "f87b57236a621983e539909a77f09dadb1523828fa6669608d4d3701afff2f2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f87b57236a621983e539909a77f09dadb1523828fa6669608d4d3701afff2f2b", kill_on_drop: false }`
[INFO] [stdout] f87b57236a621983e539909a77f09dadb1523828fa6669608d4d3701afff2f2b
[INFO] checking cryptol_client-0.1.1 against try#72eda894eb3548c7ba774079ce0afab42958d4ee for pr-121848-1
[INFO] extracting crate cryptol_client 0.1.1 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate cryptol_client 0.1.1 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 cryptol_client 0.1.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate cryptol_client 0.1.1
[INFO] tweaked toml for crates.io crate cryptol_client 0.1.1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate crates.io crate cryptol_client 0.1.1 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-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] 668526b1a57a48de9a2f90087aed6fda4ba4d2fc4e1f38deb1c77004a095381e
[INFO] running `Command { std: "docker" "start" "-a" "668526b1a57a48de9a2f90087aed6fda4ba4d2fc4e1f38deb1c77004a095381e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "668526b1a57a48de9a2f90087aed6fda4ba4d2fc4e1f38deb1c77004a095381e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "668526b1a57a48de9a2f90087aed6fda4ba4d2fc4e1f38deb1c77004a095381e", kill_on_drop: false }`
[INFO] [stdout] 668526b1a57a48de9a2f90087aed6fda4ba4d2fc4e1f38deb1c77004a095381e
[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] b018bec248369f09bd249f6ad935271da7a61422a3fb4dfba9364995931a41ca
[INFO] running `Command { std: "docker" "start" "-a" "b018bec248369f09bd249f6ad935271da7a61422a3fb4dfba9364995931a41ca", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.51
[INFO] [stderr]    Compiling quote v1.0.23
[INFO] [stderr]    Compiling unicode-ident v1.0.6
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]     Checking once_cell v1.17.0
[INFO] [stderr]    Compiling futures-core v0.3.26
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling tokio v1.25.0
[INFO] [stderr]     Checking itoa v1.0.5
[INFO] [stderr]     Checking futures-sink v0.3.26
[INFO] [stderr]    Compiling serde_derive v1.0.152
[INFO] [stderr]    Compiling futures-task v0.3.26
[INFO] [stderr]    Compiling indexmap v1.9.2
[INFO] [stderr]    Compiling serde v1.0.152
[INFO] [stderr]    Compiling futures-util v0.3.26
[INFO] [stderr]    Compiling futures-channel v0.3.26
[INFO] [stderr]    Compiling anyhow v1.0.69
[INFO] [stderr]     Checking http v0.2.8
[INFO] [stderr]     Checking tracing-core v0.1.30
[INFO] [stderr]    Compiling rustls v0.20.8
[INFO] [stderr]    Compiling serde_json v1.0.93
[INFO] [stderr]    Compiling thiserror v1.0.38
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]    Compiling async-trait v0.1.64
[INFO] [stderr]     Checking base64 v0.21.0
[INFO] [stderr]     Checking ryu 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-macro2-1.0.51/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 rustls-pemfile v1.0.2
[INFO] [stderr]     Checking rustls-native-certs v0.6.2
[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" "b018bec248369f09bd249f6ad935271da7a61422a3fb4dfba9364995931a41ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b018bec248369f09bd249f6ad935271da7a61422a3fb4dfba9364995931a41ca", kill_on_drop: false }`
[INFO] [stdout] b018bec248369f09bd249f6ad935271da7a61422a3fb4dfba9364995931a41ca
