[INFO] cloning repository https://github.com/kabel42/rust-avr-charlieplex [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kabel42/rust-avr-charlieplex" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkabel42%2Frust-avr-charlieplex", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkabel42%2Frust-avr-charlieplex'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 0f61061657715a96d04d88da96e93cd62d2ee91e [INFO] checking kabel42/rust-avr-charlieplex against master#ac385a5af6d9fa8399a0cec799833cd28324abf8 for pr-125107 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkabel42%2Frust-avr-charlieplex" "/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/kabel42/rust-avr-charlieplex on toolchain ac385a5af6d9fa8399a0cec799833cd28324abf8 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ac385a5af6d9fa8399a0cec799833cd28324abf8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] removed /workspace/builds/worker-1-tc1/source/.cargo/config.toml [INFO] removed /workspace/builds/worker-1-tc1/source/rust-toolchain.toml [INFO] started tweaking git repo https://github.com/kabel42/rust-avr-charlieplex [INFO] finished tweaking git repo https://github.com/kabel42/rust-avr-charlieplex [INFO] tweaked toml for git repo https://github.com/kabel42/rust-avr-charlieplex written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/kabel42/rust-avr-charlieplex 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" "+ac385a5af6d9fa8399a0cec799833cd28324abf8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [ERROR] error running command: no output for 300 seconds [ERROR] this task or one of its parent failed! [ERROR] no output for 300 seconds [ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace. [INFO] checking kabel42/rust-avr-charlieplex against try#9130c02509ce15f69dc5da6359bb9d140d41d4ac for pr-125107 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkabel42%2Frust-avr-charlieplex" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/kabel42/rust-avr-charlieplex on toolchain 9130c02509ce15f69dc5da6359bb9d140d41d4ac [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9130c02509ce15f69dc5da6359bb9d140d41d4ac" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] removed /workspace/builds/worker-1-tc2/source/.cargo/config.toml [INFO] removed /workspace/builds/worker-1-tc2/source/rust-toolchain.toml [INFO] started tweaking git repo https://github.com/kabel42/rust-avr-charlieplex [INFO] finished tweaking git repo https://github.com/kabel42/rust-avr-charlieplex [INFO] tweaked toml for git repo https://github.com/kabel42/rust-avr-charlieplex written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/kabel42/rust-avr-charlieplex 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" "+9130c02509ce15f69dc5da6359bb9d140d41d4ac" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded avr-device-macros v0.5.1 [INFO] [stderr] Downloaded avr-device v0.5.1 [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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+9130c02509ce15f69dc5da6359bb9d140d41d4ac" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ba64668a557a5f3d04a48c8924728cb70960bb4350b1abaf4f85a1ee87fe0965 [INFO] running `Command { std: "docker" "start" "-a" "ba64668a557a5f3d04a48c8924728cb70960bb4350b1abaf4f85a1ee87fe0965", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ba64668a557a5f3d04a48c8924728cb70960bb4350b1abaf4f85a1ee87fe0965", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ba64668a557a5f3d04a48c8924728cb70960bb4350b1abaf4f85a1ee87fe0965", kill_on_drop: false }` [INFO] [stdout] ba64668a557a5f3d04a48c8924728cb70960bb4350b1abaf4f85a1ee87fe0965 [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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+9130c02509ce15f69dc5da6359bb9d140d41d4ac" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2f6229085bd3dfeac70b2cc9f23475a29c216534e946685b63b57992bbec6bba [INFO] running `Command { std: "docker" "start" "-a" "2f6229085bd3dfeac70b2cc9f23475a29c216534e946685b63b57992bbec6bba", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.56 [INFO] [stderr] Compiling quote v1.0.26 [INFO] [stderr] Compiling unicode-ident v1.0.8 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling proc-macro-hack v0.5.20+deprecated [INFO] [stderr] Compiling rustversion v1.0.12 [INFO] [stderr] Compiling semver v1.0.17 [INFO] [stderr] Checking ufmt-write v0.1.0 [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling paste v1.0.12 [INFO] [stderr] Checking nb v1.1.0 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking bare-metal v1.0.0 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Checking vcell v0.1.3 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Checking embedded-storage v0.2.0 [INFO] [stderr] Checking nb v0.1.3 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Checking stable_deref_trait v1.2.0 [INFO] [stderr] Checking panic-halt v0.2.0 [INFO] [stderr] Checking embedded-hal v0.2.7 [INFO] [stderr] Checking hash32 v0.2.1 [INFO] [stderr] Compiling lock_api v0.4.9 [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 rustc_version v0.4.0 [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" "2f6229085bd3dfeac70b2cc9f23475a29c216534e946685b63b57992bbec6bba", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2f6229085bd3dfeac70b2cc9f23475a29c216534e946685b63b57992bbec6bba", kill_on_drop: false }` [INFO] [stdout] 2f6229085bd3dfeac70b2cc9f23475a29c216534e946685b63b57992bbec6bba