[INFO] cloning repository https://github.com/azoyan/hello-world-gear-academy
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/azoyan/hello-world-gear-academy" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fazoyan%2Fhello-world-gear-academy", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fazoyan%2Fhello-world-gear-academy'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6f1fb46fe9abfa267a52afbf298d821305fc543a
[INFO] checking azoyan/hello-world-gear-academy/6f1fb46fe9abfa267a52afbf298d821305fc543a against master#1f81f906893d166d05fb4839f169983f2b564cc7 for pr-135167
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fazoyan%2Fhello-world-gear-academy" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/azoyan/hello-world-gear-academy on toolchain 1f81f906893d166d05fb4839f169983f2b564cc7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f81f906893d166d05fb4839f169983f2b564cc7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/azoyan/hello-world-gear-academy
[INFO] finished tweaking git repo https://github.com/azoyan/hello-world-gear-academy
[INFO] tweaked toml for git repo https://github.com/azoyan/hello-world-gear-academy written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/azoyan/hello-world-gear-academy 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" "+1f81f906893d166d05fb4839f169983f2b564cc7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/gear-tech/gear.git`
[INFO] [stderr]     Updating git repository `https://github.com/gear-tech/dlmalloc-rust.git`
[INFO] [stderr]     Updating git repository `https://github.com/gear-tech/wasm-instrument.git`
[INFO] [stderr]     Updating git repository `https://github.com/grishasobol/rust-libc-print.git`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded enum-iterator v1.3.0
[INFO] [stderr]   Downloaded str-buf v2.0.5
[INFO] [stderr]   Downloaded cargo_metadata v0.15.3
[INFO] [stderr]   Downloaded wasmi v0.14.0
[INFO] [stderr]   Downloaded wasmparser-nostd v0.91.0
[INFO] [stderr]   Downloaded pwasm-utils v0.19.0
[INFO] [stderr]   Downloaded wasmparser-nostd v0.83.0
[INFO] [stderr]   Downloaded toml_edit v0.19.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+1f81f906893d166d05fb4839f169983f2b564cc7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0ecd9fbe2f8d69cc048fbc5487e851507c9ed583a92b9ae4f53259c6e26dacbf
[INFO] running `Command { std: "docker" "start" "-a" "0ecd9fbe2f8d69cc048fbc5487e851507c9ed583a92b9ae4f53259c6e26dacbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0ecd9fbe2f8d69cc048fbc5487e851507c9ed583a92b9ae4f53259c6e26dacbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ecd9fbe2f8d69cc048fbc5487e851507c9ed583a92b9ae4f53259c6e26dacbf", kill_on_drop: false }`
[INFO] [stdout] 0ecd9fbe2f8d69cc048fbc5487e851507c9ed583a92b9ae4f53259c6e26dacbf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+1f81f906893d166d05fb4839f169983f2b564cc7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 56fed016a43b107d27a01c0a053a7a15d17530ac97a1cec612ed95f02297efb7
[INFO] running `Command { std: "docker" "start" "-a" "56fed016a43b107d27a01c0a053a7a15d17530ac97a1cec612ed95f02297efb7", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.51
[INFO] [stderr]    Compiling quote v1.0.23
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.152
[INFO] [stderr]    Compiling serde v1.0.152
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling once_cell v1.17.1
[INFO] [stderr]    Compiling toml_datetime v0.5.1
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling indexmap v1.9.2
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.51/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 ahash v0.8.3
[INFO] [stderr]     Checking byte-slice-cast v1.2.2
[INFO] [stderr]     Checking arrayvec v0.7.2
[INFO] [stderr]    Compiling futures-core v0.3.26
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling futures-task v0.3.26
[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" "56fed016a43b107d27a01c0a053a7a15d17530ac97a1cec612ed95f02297efb7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56fed016a43b107d27a01c0a053a7a15d17530ac97a1cec612ed95f02297efb7", kill_on_drop: false }`
[INFO] [stdout] 56fed016a43b107d27a01c0a053a7a15d17530ac97a1cec612ed95f02297efb7