[INFO] fetching crate serde_nested_with 0.2.5...
[INFO] checking serde_nested_with-0.2.5 against master#8365fcb2b840c95eeb0bc377af8bd498fad22245 for pr-145605
[INFO] extracting crate serde_nested_with 0.2.5 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate serde_nested_with 0.2.5
[INFO] finished tweaking crates.io crate serde_nested_with 0.2.5
[INFO] tweaked toml for crates.io crate serde_nested_with 0.2.5 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate serde_nested_with 0.2.5 on toolchain 8365fcb2b840c95eeb0bc377af8bd498fad22245
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8365fcb2b840c95eeb0bc377af8bd498fad22245" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8365fcb2b840c95eeb0bc377af8bd498fad22245" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 24 packages to latest compatible versions
[INFO] [stderr]       Adding darling v0.20.11 (available: v0.21.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8365fcb2b840c95eeb0bc377af8bd498fad22245" "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] 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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8365fcb2b840c95eeb0bc377af8bd498fad22245" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ad028b2138a1a157445158759ff16e1c6df533cab879decd7714bad14a0582e1
[INFO] running `Command { std: "docker" "start" "-a" "ad028b2138a1a157445158759ff16e1c6df533cab879decd7714bad14a0582e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ad028b2138a1a157445158759ff16e1c6df533cab879decd7714bad14a0582e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad028b2138a1a157445158759ff16e1c6df533cab879decd7714bad14a0582e1", kill_on_drop: false }`
[INFO] [stdout] ad028b2138a1a157445158759ff16e1c6df533cab879decd7714bad14a0582e1
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8365fcb2b840c95eeb0bc377af8bd498fad22245" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 80dca30ef51e71587eba566c6cd31daa988f232b02476f0a919e4cef5afd8216
[INFO] running `Command { std: "docker" "start" "-a" "80dca30ef51e71587eba566c6cd31daa988f232b02476f0a919e4cef5afd8216", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling version_check v0.9.5
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling strsim v0.11.1
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]     Checking powerfmt v0.2.0
[INFO] [stderr]     Checking itoa v1.0.15
[INFO] [stderr]     Checking num-conv v0.1.0
[INFO] [stderr]     Checking time-core v0.1.4
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking quote v1.0.40
[INFO] [stderr]     Checking syn v2.0.106
[INFO] [stderr]     Checking darling_core v0.20.11
[INFO] [stdout] error: failed to write to `/opt/rustwide/target/debug/deps/rmetamTxrYT/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] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: couldn't create a temp dir: No space left on device (os error 28) at path "/opt/rustwide/target/debug/deps/rmeta6Iz8qA"
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `darling_core` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "80dca30ef51e71587eba566c6cd31daa988f232b02476f0a919e4cef5afd8216", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80dca30ef51e71587eba566c6cd31daa988f232b02476f0a919e4cef5afd8216", kill_on_drop: false }`
[INFO] [stdout] 80dca30ef51e71587eba566c6cd31daa988f232b02476f0a919e4cef5afd8216