[INFO] fetching crate mhgl 0.2.2...
[INFO] checking mhgl-0.2.2 against master#db0e836148accac8a22532e3596ac612b63c2d8e for pr-139272
[INFO] extracting crate mhgl 0.2.2 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate mhgl 0.2.2 on toolchain db0e836148accac8a22532e3596ac612b63c2d8e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+db0e836148accac8a22532e3596ac612b63c2d8e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mhgl 0.2.2
[INFO] finished tweaking crates.io crate mhgl 0.2.2
[INFO] tweaked toml for crates.io crate mhgl 0.2.2 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+db0e836148accac8a22532e3596ac612b63c2d8e" "generate-lockfile" "--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
[INFO] [stderr]      Locking 185 packages to latest compatible versions
[INFO] [stderr]       Adding polars v0.39.2 (available: v0.47.1)
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.9.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+db0e836148accac8a22532e3596ac612b63c2d8e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded array-init-cursor v0.2.1
[INFO] [stderr]   Downloaded polars-error v0.39.2
[INFO] [stderr]   Downloaded polars-utils v0.39.2
[INFO] [stderr]   Downloaded polars-row v0.39.2
[INFO] [stderr]   Downloaded polars-compute v0.39.2
[INFO] [stderr]   Downloaded polars-time v0.39.2
[INFO] [stderr]   Downloaded polars-pipe v0.39.2
[INFO] [stderr]   Downloaded polars-sql v0.39.2
[INFO] [stderr]   Downloaded polars-ops v0.39.2
[INFO] [stderr]   Downloaded polars-io v0.39.2
[INFO] [stderr]   Downloaded argminmax v0.6.3
[INFO] [stderr]   Downloaded polars v0.39.2
[INFO] [stderr]   Downloaded polars-lazy v0.39.2
[INFO] [stderr]   Downloaded polars-parquet v0.39.2
[INFO] [stderr]   Downloaded polars-arrow v0.39.2
[INFO] [stderr]   Downloaded polars-plan v0.39.2
[INFO] [stderr]   Downloaded polars-core v0.39.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+db0e836148accac8a22532e3596ac612b63c2d8e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f4c273f723cbd4dcec6b6c7dc9f80e504dc8220866f6a2445a2b00bbbf3f5d6d
[INFO] running `Command { std: "docker" "start" "-a" "f4c273f723cbd4dcec6b6c7dc9f80e504dc8220866f6a2445a2b00bbbf3f5d6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f4c273f723cbd4dcec6b6c7dc9f80e504dc8220866f6a2445a2b00bbbf3f5d6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4c273f723cbd4dcec6b6c7dc9f80e504dc8220866f6a2445a2b00bbbf3f5d6d", kill_on_drop: false }`
[INFO] [stdout] f4c273f723cbd4dcec6b6c7dc9f80e504dc8220866f6a2445a2b00bbbf3f5d6d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+db0e836148accac8a22532e3596ac612b63c2d8e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e7255518d2a9280e05c5b0dea459e312abb2ec3992ea0156ec919a7b16522636
[INFO] running `Command { std: "docker" "start" "-a" "e7255518d2a9280e05c5b0dea459e312abb2ec3992ea0156ec919a7b16522636", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]    Compiling zerocopy v0.8.25
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]     Checking equivalent v1.0.2
[INFO] [stderr]     Checking itoa v1.0.15
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]     Checking ryu v1.0.20
[INFO] [stderr]     Checking hashbrown v0.15.3
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]     Checking getrandom v0.2.16
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stdout] error: failed to build archive at `/opt/rustwide/target/debug/deps/libsyn-a00520f5597035fe.rlib`: 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" "e7255518d2a9280e05c5b0dea459e312abb2ec3992ea0156ec919a7b16522636", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7255518d2a9280e05c5b0dea459e312abb2ec3992ea0156ec919a7b16522636", kill_on_drop: false }`
[INFO] [stdout] e7255518d2a9280e05c5b0dea459e312abb2ec3992ea0156ec919a7b16522636