[INFO] cloning repository https://github.com/MabezDev/esp-float-print-bug
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MabezDev/esp-float-print-bug" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMabezDev%2Fesp-float-print-bug", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMabezDev%2Fesp-float-print-bug'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7feeed80cbc270e2f9fd49592e22d22796a8bc3c
[INFO] checking MabezDev/esp-float-print-bug against try#099e089ab723e6ee96175f3496051098c60a4cd4 for pr-140208
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMabezDev%2Fesp-float-print-bug" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/MabezDev/esp-float-print-bug on toolchain 099e089ab723e6ee96175f3496051098c60a4cd4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+099e089ab723e6ee96175f3496051098c60a4cd4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-0-tc2/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-0-tc2/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/MabezDev/esp-float-print-bug
[INFO] finished tweaking git repo https://github.com/MabezDev/esp-float-print-bug
[INFO] tweaked toml for git repo https://github.com/MabezDev/esp-float-print-bug written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/MabezDev/esp-float-print-bug 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" "+099e089ab723e6ee96175f3496051098c60a4cd4" "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
[ERROR] error running command: no output for 300 seconds
[INFO] checking MabezDev/esp-float-print-bug against try#099e089ab723e6ee96175f3496051098c60a4cd4 for pr-140208
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMabezDev%2Fesp-float-print-bug" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/MabezDev/esp-float-print-bug on toolchain 099e089ab723e6ee96175f3496051098c60a4cd4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+099e089ab723e6ee96175f3496051098c60a4cd4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-0-tc2/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-0-tc2/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/MabezDev/esp-float-print-bug
[INFO] finished tweaking git repo https://github.com/MabezDev/esp-float-print-bug
[INFO] tweaked toml for git repo https://github.com/MabezDev/esp-float-print-bug written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/MabezDev/esp-float-print-bug 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" "+099e089ab723e6ee96175f3496051098c60a4cd4" "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 mutex-trait v0.2.0
[INFO] [stderr]   Downloaded r0 v1.0.0
[INFO] [stderr]   Downloaded xtensa-lx-rt-proc-macros v0.1.0
[INFO] [stderr]   Downloaded xtensa-atomic-emulation-trap v0.2.0
[INFO] [stderr]   Downloaded xtensa-lx v0.7.0
[INFO] [stderr]   Downloaded esp-println v0.2.2
[INFO] [stderr]   Downloaded xtensa-lx-rt v0.13.0
[INFO] [stderr]   Downloaded fugit v0.3.6
[INFO] [stderr]   Downloaded esp32s2-hal v0.2.0
[INFO] [stderr]   Downloaded esp-backtrace v0.2.0
[INFO] [stderr]   Downloaded gcd v2.1.0
[INFO] [stderr]   Downloaded esp-hal-common v0.2.0
[INFO] [stderr]   Downloaded minijinja v0.15.0
[INFO] [stderr]   Downloaded embedded-hal v1.0.0-alpha.8
[INFO] [stderr]   Downloaded esp-hal-procmacros v0.1.0
[INFO] [stderr]   Downloaded core-isa-parser v0.2.0
[INFO] [stderr]   Downloaded esp32s2 v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+099e089ab723e6ee96175f3496051098c60a4cd4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0ecabd1850311f0c64793d7dbc330080b423748320b78570aea88f5dbabe78bb
[INFO] running `Command { std: "docker" "start" "-a" "0ecabd1850311f0c64793d7dbc330080b423748320b78570aea88f5dbabe78bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0ecabd1850311f0c64793d7dbc330080b423748320b78570aea88f5dbabe78bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ecabd1850311f0c64793d7dbc330080b423748320b78570aea88f5dbabe78bb", kill_on_drop: false }`
[INFO] [stdout] 0ecabd1850311f0c64793d7dbc330080b423748320b78570aea88f5dbabe78bb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+099e089ab723e6ee96175f3496051098c60a4cd4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b6282700c0d9c7ecb7a22ebf3e6f3004aa2e49123453f723eccc367d61ed5645
[INFO] running `Command { std: "docker" "start" "-a" "b6282700c0d9c7ecb7a22ebf3e6f3004aa2e49123453f723eccc367d61ed5645", kill_on_drop: false }`
[INFO] [stderr] warning: profile package spec `core` in profile `release` did not match any packages
[INFO] [stderr] 
[INFO] [stderr] help: a package with a similar name exists: `quote`
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling unicode-ident v1.0.5
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling syn v1.0.102
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling rustversion v1.0.9
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]    Compiling anyhow v1.0.65
[INFO] [stderr]    Compiling serde v1.0.145
[INFO] [stderr]    Compiling regex-syntax v0.6.27
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling strum v0.24.1
[INFO] [stderr]    Compiling xtensa-lx v0.7.0
[INFO] [stderr]     Checking bare-metal v1.0.0
[INFO] [stderr]     Checking r0 v1.0.0
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]     Checking nb v1.0.0
[INFO] [stderr]    Compiling paste v1.0.8
[INFO] [stderr]     Checking mutex-trait v0.2.0
[INFO] [stderr]    Compiling esp32s2 v0.3.0
[INFO] [stderr]     Checking vcell v0.1.3
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]    Compiling esp-println v0.2.2
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling esp-hal-common v0.2.0
[INFO] [stderr]     Checking embedded-hal v0.2.7
[INFO] [stderr]    Compiling esp-backtrace v0.2.0
[INFO] [stderr]     Checking critical-section v1.1.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling esp32s2-hal v0.2.0
[INFO] [stderr]     Checking embedded-hal v1.0.0-alpha.8
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.47/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 gcd v2.1.0
[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" "b6282700c0d9c7ecb7a22ebf3e6f3004aa2e49123453f723eccc367d61ed5645", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6282700c0d9c7ecb7a22ebf3e6f3004aa2e49123453f723eccc367d61ed5645", kill_on_drop: false }`
[INFO] [stdout] b6282700c0d9c7ecb7a22ebf3e6f3004aa2e49123453f723eccc367d61ed5645