[INFO] cloning repository https://github.com/eternal-io/keon
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/eternal-io/keon" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feternal-io%2Fkeon", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feternal-io%2Fkeon'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9f9931ece51cf207a179d368c22089760618ebee
[INFO] checking eternal-io/keon against master#c43786c9b7b8d8dcc3f9c604e0e3074c16ed69d3 for pr-141352
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feternal-io%2Fkeon" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/eternal-io/keon on toolchain c43786c9b7b8d8dcc3f9c604e0e3074c16ed69d3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c43786c9b7b8d8dcc3f9c604e0e3074c16ed69d3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/eternal-io/keon
[INFO] finished tweaking git repo https://github.com/eternal-io/keon
[INFO] tweaked toml for git repo https://github.com/eternal-io/keon written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/eternal-io/keon 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" "+c43786c9b7b8d8dcc3f9c604e0e3074c16ed69d3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+c43786c9b7b8d8dcc3f9c604e0e3074c16ed69d3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2d60112b9ec7d029b3b2589939f02e4edcef47698efc0ea388a26180dedefb47
[INFO] running `Command { std: "docker" "start" "-a" "2d60112b9ec7d029b3b2589939f02e4edcef47698efc0ea388a26180dedefb47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2d60112b9ec7d029b3b2589939f02e4edcef47698efc0ea388a26180dedefb47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d60112b9ec7d029b3b2589939f02e4edcef47698efc0ea388a26180dedefb47", kill_on_drop: false }`
[INFO] [stdout] 2d60112b9ec7d029b3b2589939f02e4edcef47698efc0ea388a26180dedefb47
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+c43786c9b7b8d8dcc3f9c604e0e3074c16ed69d3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 10dacaa6ec227c476a229b4011dbfc5692a32cd9fd6ecfc3320b9b0361ab3122
[INFO] running `Command { std: "docker" "start" "-a" "10dacaa6ec227c476a229b4011dbfc5692a32cd9fd6ecfc3320b9b0361ab3122", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.87
[INFO] [stderr]    Compiling unicode-ident v1.0.13
[INFO] [stderr]    Compiling semver v1.0.25
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]    Compiling serde v1.0.217
[INFO] [stderr]    Compiling beef v0.5.2
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling serde_json v1.0.137
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]     Checking data-encoding v2.6.0
[INFO] [stderr]     Checking ryu v1.0.18
[INFO] [stderr]     Checking smol_str v0.3.2
[INFO] [stderr]     Checking itoa v1.0.14
[INFO] [stderr]     Checking lexical-util v1.0.3
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]     Checking lexical-write-integer v1.0.2
[INFO] [stderr]     Checking lexical-parse-integer v1.0.2
[INFO] [stderr]    Compiling logos-codegen v0.15.0
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]     Checking lexical-write-float v1.0.2
[INFO] [stderr]    Compiling syn v2.0.87
[INFO] [stderr]     Checking lexical-parse-float v1.0.2
[INFO] [stderr]     Checking lexical-core v1.0.2
[INFO] [stdout] error: failed to write to `/opt/rustwide/target/debug/deps/rmeta4sBzcT/full.rmeta`: No space left on device (os error 28)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `syn` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "10dacaa6ec227c476a229b4011dbfc5692a32cd9fd6ecfc3320b9b0361ab3122", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10dacaa6ec227c476a229b4011dbfc5692a32cd9fd6ecfc3320b9b0361ab3122", kill_on_drop: false }`
[INFO] [stdout] 10dacaa6ec227c476a229b4011dbfc5692a32cd9fd6ecfc3320b9b0361ab3122