[INFO] cloning repository https://github.com/vkleen/turbopump
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vkleen/turbopump" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvkleen%2Fturbopump", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvkleen%2Fturbopump'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a1d58cf34f0ed798e19ea69fcd4ffa74853e850b
[INFO] checking vkleen/turbopump against try#0de49ae9e81f9a1e7df6f0783824ce94ed18e8a9 for pr-147185
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvkleen%2Fturbopump" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-4-tc2/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/vkleen/turbopump
[INFO] removed 0 missing tests
[INFO] finished tweaking git repo https://github.com/vkleen/turbopump
[INFO] tweaked toml for git repo https://github.com/vkleen/turbopump written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/vkleen/turbopump on toolchain 0de49ae9e81f9a1e7df6f0783824ce94ed18e8a9
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0de49ae9e81f9a1e7df6f0783824ce94ed18e8a9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/vkleen/turbopump 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" "+0de49ae9e81f9a1e7df6f0783824ce94ed18e8a9" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/knurling-rs/defmt`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded volatile-register v0.2.1
[INFO] [stderr]   Downloaded cortex-m-rt v0.7.2
[INFO] [stderr]   Downloaded nb v1.0.0
[INFO] [stderr]   Downloaded systick-monotonic v1.0.1
[INFO] [stderr]   Downloaded proc-macro2 v1.0.50
[INFO] [stderr]   Downloaded atomic-polyfill v0.1.11
[INFO] [stderr]   Downloaded critical-section v1.1.1
[INFO] [stderr]   Downloaded rtic-syntax v1.0.2
[INFO] [stderr]   Downloaded fugit v0.3.6
[INFO] [stderr]   Downloaded cortex-m-rtic-macros v1.1.5
[INFO] [stderr]   Downloaded semver v1.0.16
[INFO] [stderr]   Downloaded cortex-m-rtic v1.1.3
[INFO] [stderr]   Downloaded heapless v0.7.16
[INFO] [stderr]   Downloaded rtic-monotonic v1.0.0
[INFO] [stderr]   Downloaded rtic-core v1.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+0de49ae9e81f9a1e7df6f0783824ce94ed18e8a9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e4fba6c0ea4d1549ded0483a39be95311ee761615122a403546ba3f5a2d43d8c
[INFO] running `Command { std: "docker" "start" "-a" "e4fba6c0ea4d1549ded0483a39be95311ee761615122a403546ba3f5a2d43d8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e4fba6c0ea4d1549ded0483a39be95311ee761615122a403546ba3f5a2d43d8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4fba6c0ea4d1549ded0483a39be95311ee761615122a403546ba3f5a2d43d8c", kill_on_drop: false }`
[INFO] [stdout] e4fba6c0ea4d1549ded0483a39be95311ee761615122a403546ba3f5a2d43d8c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+0de49ae9e81f9a1e7df6f0783824ce94ed18e8a9" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] be586c153ea3c5404e5af70e03c223448a28e3233a1225f4cbbc0afcc1325edc
[INFO] running `Command { std: "docker" "start" "-a" "be586c153ea3c5404e5af70e03c223448a28e3233a1225f4cbbc0afcc1325edc", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.50
[INFO] [stderr]    Compiling unicode-ident v1.0.6
[INFO] [stderr]    Compiling quote v1.0.23
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling cortex-m v0.7.7
[INFO] [stderr]     Checking nb v1.0.0
[INFO] [stderr]    Compiling semver v1.0.16
[INFO] [stderr]     Checking vcell v0.1.3
[INFO] [stderr]     Checking critical-section v1.1.1
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling defmt v0.3.2 (https://github.com/knurling-rs/defmt?rev=0cb72e6d362ab040739559da32b68733bce7589f#0cb72e6d)
[INFO] [stderr]     Checking bitfield v0.13.2
[INFO] [stderr]    Compiling defmt-macros v0.3.3 (https://github.com/knurling-rs/defmt?rev=0cb72e6d362ab040739559da32b68733bce7589f#0cb72e6d)
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling indexmap v1.9.2
[INFO] [stderr]     Checking volatile-register v0.2.1
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]    Compiling defmt-parser v0.3.1 (https://github.com/knurling-rs/defmt?rev=0cb72e6d362ab040739559da32b68733bce7589f#0cb72e6d)
[INFO] [stderr]    Compiling cortex-m-rt v0.7.2
[INFO] [stderr]     Checking embedded-hal v0.2.7
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling cortex-m-rtic v1.1.3
[INFO] [stderr]    Compiling sam3x8e v0.2.0 (/opt/rustwide/workdir/sam3x8e)
[INFO] [stderr]     Checking bare-metal v1.0.0
[INFO] [stderr]     Checking rtic-monotonic v1.0.0
[INFO] [stderr]    Compiling defmt-rtt v0.4.0 (https://github.com/knurling-rs/defmt?rev=0cb72e6d362ab040739559da32b68733bce7589f#0cb72e6d)
[INFO] [stderr]     Checking gcd v2.3.0
[INFO] [stderr]    Compiling panic-probe v0.3.0 (https://github.com/knurling-rs/defmt?rev=0cb72e6d362ab040739559da32b68733bce7589f#0cb72e6d)
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking rtic-core v1.0.0
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.50/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 fugit v0.3.6
[INFO] [stderr]     Checking hash32 v0.2.1
[INFO] [stderr]     Checking spin v0.9.4
[INFO] [stderr]    Compiling rustc_version v0.2.3
[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" "be586c153ea3c5404e5af70e03c223448a28e3233a1225f4cbbc0afcc1325edc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be586c153ea3c5404e5af70e03c223448a28e3233a1225f4cbbc0afcc1325edc", kill_on_drop: false }`
[INFO] [stdout] be586c153ea3c5404e5af70e03c223448a28e3233a1225f4cbbc0afcc1325edc