[INFO] fetching crate lk_math 0.5.0...
[INFO] checking lk_math-0.5.0 against master#249cb84316401daf040832cdbb8a45e0f5ab6af8 for pr-138438
[INFO] extracting crate lk_math 0.5.0 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate lk_math 0.5.0 on toolchain 249cb84316401daf040832cdbb8a45e0f5ab6af8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+249cb84316401daf040832cdbb8a45e0f5ab6af8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate lk_math 0.5.0
[INFO] finished tweaking crates.io crate lk_math 0.5.0
[INFO] tweaked toml for crates.io crate lk_math 0.5.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate crates.io crate lk_math 0.5.0 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" "+249cb84316401daf040832cdbb8a45e0f5ab6af8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+249cb84316401daf040832cdbb8a45e0f5ab6af8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 69e137dcbb04e71fd265e53f49727f76f4b919bd5fc9c7bdae245f76c528f088
[INFO] running `Command { std: "docker" "start" "-a" "69e137dcbb04e71fd265e53f49727f76f4b919bd5fc9c7bdae245f76c528f088", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "69e137dcbb04e71fd265e53f49727f76f4b919bd5fc9c7bdae245f76c528f088", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69e137dcbb04e71fd265e53f49727f76f4b919bd5fc9c7bdae245f76c528f088", kill_on_drop: false }`
[INFO] [stdout] 69e137dcbb04e71fd265e53f49727f76f4b919bd5fc9c7bdae245f76c528f088
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+249cb84316401daf040832cdbb8a45e0f5ab6af8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 20b08678a78d8e3f5282af2f6cdae38b516bdfcb7b88763c01fc5e7fa72554d8
[INFO] running `Command { std: "docker" "start" "-a" "20b08678a78d8e3f5282af2f6cdae38b516bdfcb7b88763c01fc5e7fa72554d8", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling unicode-ident v1.0.14
[INFO] [stderr]    Compiling serde v1.0.217
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling syn v2.0.96
[INFO] [stdout] error: couldn't create a temp dir: No space left on device (os error 28) at path "/opt/rustwide/target/debug/deps/rmeta0bN7NB"
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `syn` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "20b08678a78d8e3f5282af2f6cdae38b516bdfcb7b88763c01fc5e7fa72554d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20b08678a78d8e3f5282af2f6cdae38b516bdfcb7b88763c01fc5e7fa72554d8", kill_on_drop: false }`
[INFO] [stdout] 20b08678a78d8e3f5282af2f6cdae38b516bdfcb7b88763c01fc5e7fa72554d8