[INFO] cloning repository https://github.com/tarrall/rust-arduino-playground
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tarrall/rust-arduino-playground" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftarrall%2Frust-arduino-playground", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftarrall%2Frust-arduino-playground'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9c7e5afc922b7ff1a7b4c797e8a2e60b826566dd
[INFO] checking tarrall/rust-arduino-playground against try#8b72f65b805cbe4c261de45030d663f524f27376 for pr-78991
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftarrall%2Frust-arduino-playground" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tarrall/rust-arduino-playground on toolchain 8b72f65b805cbe4c261de45030d663f524f27376
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8b72f65b805cbe4c261de45030d663f524f27376" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tarrall/rust-arduino-playground
[INFO] finished tweaking git repo https://github.com/tarrall/rust-arduino-playground
[INFO] tweaked toml for git repo https://github.com/tarrall/rust-arduino-playground written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/tarrall/rust-arduino-playground already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8b72f65b805cbe4c261de45030d663f524f27376" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded actix_derive v0.5.0
[INFO] [stderr]   Downloaded prometheus v0.9.0
[INFO] [stderr]   Downloaded actix v0.9.0
[INFO] [stderr]   Downloaded crossbeam-channel v0.4.2
[INFO] [stderr]   Downloaded structopt v0.3.13
[INFO] [stderr]   Downloaded structopt-derive v0.4.6
[INFO] [stderr]   Downloaded csv v1.1.3
[INFO] [stderr]   Downloaded threadpool v1.8.0
[INFO] [stderr]   Downloaded protobuf v2.14.0
[INFO] [stderr]   Downloaded prometheus-static-metric v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+8b72f65b805cbe4c261de45030d663f524f27376" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 58e238c33f5cffbffeacc9f5c3c0c2fce2a2a2f5e21402cdd1a3b5514c4580af
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "58e238c33f5cffbffeacc9f5c3c0c2fce2a2a2f5e21402cdd1a3b5514c4580af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "58e238c33f5cffbffeacc9f5c3c0c2fce2a2a2f5e21402cdd1a3b5514c4580af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58e238c33f5cffbffeacc9f5c3c0c2fce2a2a2f5e21402cdd1a3b5514c4580af", kill_on_drop: false }`
[INFO] [stdout] 58e238c33f5cffbffeacc9f5c3c0c2fce2a2a2f5e21402cdd1a3b5514c4580af
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+8b72f65b805cbe4c261de45030d663f524f27376" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5c39f96a5eaf772d690d344bddc8200634770a34e111047f4de06e7a9fb1d05e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "5c39f96a5eaf772d690d344bddc8200634770a34e111047f4de06e7a9fb1d05e", 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]    Compiling libc v0.2.69
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]    Compiling failure_derive v0.1.7
[INFO] [stderr]     Checking copyless v0.1.4
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking rustc-demangle v0.1.16
[INFO] [stderr]     Checking match_cfg v0.1.0
[INFO] [stderr]    Compiling version_check v0.9.1
[INFO] [stderr]     Checking adler32 v1.0.4
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]     Checking language-tags v0.2.2
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]     Checking sha1 v0.6.0
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]    Compiling prometheus v0.9.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking bytestring v0.1.5
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling indexmap v1.3.2
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling backtrace-sys v0.1.35
[INFO] [stderr]    Compiling brotli-sys v0.3.2
[INFO] [stderr]     Checking lru-cache v0.1.2
[INFO] [stderr]     Checking miniz_oxide v0.3.6
[INFO] [stderr]    Compiling proc-macro2 v0.3.8
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking http v0.2.1
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking crc32fast v1.2.0
[INFO] [stderr]     Checking encoding_rs v0.8.22
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking crossbeam-utils v0.7.2
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling futures-macro v0.3.4
[INFO] [stderr]    Compiling derive_more v0.99.5
[INFO] [stderr]    Compiling actix-macros v0.1.1
[INFO] [stderr]    Compiling enum-as-inner v0.3.2
[INFO] [stderr]    Compiling async-trait v0.1.30
[INFO] [stderr]    Compiling thiserror-impl v1.0.15
[INFO] [stderr]    Compiling actix_derive v0.5.0
[INFO] [stderr]    Compiling actix-web-codegen v0.2.1
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.2
[INFO] [stderr]    Compiling proc-macro-error v1.0.2
[INFO] [stderr]    Compiling quote v0.5.2
[INFO] [stderr] error: could not compile `http`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name http --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/http-0.2.1/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 -C metadata=cdc417d0e91fb545 -C extra-filename=-cdc417d0e91fb545 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bytes=/opt/rustwide/target/debug/deps/libbytes-cda9da29340d641a.rmeta --extern fnv=/opt/rustwide/target/debug/deps/libfnv-3adc791fcab49a79.rmeta --extern itoa=/opt/rustwide/target/debug/deps/libitoa-bcbdfbe9d3a27d76.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "5c39f96a5eaf772d690d344bddc8200634770a34e111047f4de06e7a9fb1d05e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c39f96a5eaf772d690d344bddc8200634770a34e111047f4de06e7a9fb1d05e", kill_on_drop: false }`
[INFO] [stdout] 5c39f96a5eaf772d690d344bddc8200634770a34e111047f4de06e7a9fb1d05e