[INFO] cloning repository https://github.com/tolak/xtransfer-ink
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tolak/xtransfer-ink" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftolak%2Fxtransfer-ink", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftolak%2Fxtransfer-ink'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f2dfd0c0a4b5533df6020dc98941bf3b8a4180db
[INFO] checking tolak/xtransfer-ink against try#ac4c3613be2acd5395b65d85e5657b81e3c982f0 for pr-154585
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftolak%2Fxtransfer-ink" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-1-tc2/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/tolak/xtransfer-ink
[INFO] finished tweaking git repo https://github.com/tolak/xtransfer-ink
[INFO] tweaked toml for git repo https://github.com/tolak/xtransfer-ink written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/tolak/xtransfer-ink on toolchain ac4c3613be2acd5395b65d85e5657b81e3c982f0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ac4c3613be2acd5395b65d85e5657b81e3c982f0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/tolak/xtransfer-ink 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" "+ac4c3613be2acd5395b65d85e5657b81e3c982f0" "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]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pink-extension-macro v0.1.6
[INFO] [stderr]   Downloaded ink_lang_codegen v3.3.1
[INFO] [stderr]   Downloaded ink_lang_macro v3.3.1
[INFO] [stderr]   Downloaded scale-info v2.1.2
[INFO] [stderr]   Downloaded ink_prelude v3.3.1
[INFO] [stderr]   Downloaded rlibc v1.0.0
[INFO] [stderr]   Downloaded ink_allocator v3.3.1
[INFO] [stderr]   Downloaded ink_primitives v3.3.1
[INFO] [stderr]   Downloaded pink-extension v0.1.19
[INFO] [stderr]   Downloaded unwrap v1.2.1
[INFO] [stderr]   Downloaded cargo_metadata v0.13.1
[INFO] [stderr]   Downloaded camino v1.1.1
[INFO] [stderr]   Downloaded ink_metadata v3.3.1
[INFO] [stderr]   Downloaded secp256k1 v0.24.0
[INFO] [stderr]   Downloaded pest v2.4.0
[INFO] [stderr]   Downloaded ink_env v3.3.1
[INFO] [stderr]   Downloaded ink_lang v3.3.1
[INFO] [stderr]   Downloaded ink_engine v3.3.1
[INFO] [stderr]   Downloaded ink_storage_derive v3.3.1
[INFO] [stderr]   Downloaded ink_storage v3.3.1
[INFO] [stderr]   Downloaded ink_lang_ir v3.3.1
[INFO] [stderr]   Downloaded array-init v2.0.1
[INFO] [stderr]   Downloaded secp256k1-sys v0.6.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ac4c3613be2acd5395b65d85e5657b81e3c982f0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 59275a60843c9d5ba1a433e05b1aec7315c4f407ad0737051aac7a010cd48061
[INFO] running `Command { std: "docker" "start" "-a" "59275a60843c9d5ba1a433e05b1aec7315c4f407ad0737051aac7a010cd48061", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "59275a60843c9d5ba1a433e05b1aec7315c4f407ad0737051aac7a010cd48061", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59275a60843c9d5ba1a433e05b1aec7315c4f407ad0737051aac7a010cd48061", kill_on_drop: false }`
[INFO] [stdout] 59275a60843c9d5ba1a433e05b1aec7315c4f407ad0737051aac7a010cd48061
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ac4c3613be2acd5395b65d85e5657b81e3c982f0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aa52314c4bf45db54a686d31d2f63cb4787f7554b3b568107e2c89ee1a1075be
[INFO] running `Command { std: "docker" "start" "-a" "aa52314c4bf45db54a686d31d2f63cb4787f7554b3b568107e2c89ee1a1075be", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.46
[INFO] [stderr]    Compiling radium v0.7.0
[INFO] [stderr]    Compiling subtle v2.4.1
[INFO] [stderr]    Compiling tap v1.0.1
[INFO] [stderr]    Compiling funty v2.0.0
[INFO] [stderr]    Compiling generic-array v0.14.6
[INFO] [stderr]    Compiling thiserror v1.0.37
[INFO] [stderr]    Compiling secp256k1-sys v0.6.0
[INFO] [stderr]    Compiling arrayvec v0.7.2
[INFO] [stderr]    Compiling byte-slice-cast v1.2.1
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]    Compiling libc v0.2.134
[INFO] [stderr]    Compiling either v1.8.0
[INFO] [stderr]    Compiling ink_prelude v3.3.1
[INFO] [stderr]    Compiling wyz v0.5.0
[INFO] [stderr]    Compiling paste v1.0.9
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.46/src/lib.rs:92:30
[INFO] [stdout]    |
[INFO] [stdout] 92 |     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a feature with a similar name: `proc_macro_span_file`
[INFO] [stdout]    |
[INFO] [stdout] 92 -     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout] 92 +     feature(proc_macro_span, proc_macro_span_file)
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling ucd-trie v0.1.5
[INFO] [stderr]    Compiling camino v1.1.1
[INFO] [stderr]    Compiling serde_json v1.0.85
[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 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "aa52314c4bf45db54a686d31d2f63cb4787f7554b3b568107e2c89ee1a1075be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa52314c4bf45db54a686d31d2f63cb4787f7554b3b568107e2c89ee1a1075be", kill_on_drop: false }`
[INFO] [stdout] aa52314c4bf45db54a686d31d2f63cb4787f7554b3b568107e2c89ee1a1075be