[INFO] fetching crate nan-tag 0.1.1...
[INFO] checking nan-tag-0.1.1 against master#068609ce766e55d2e7371cd2a86143a6d7e8e2e4 for pr-138952
[INFO] extracting crate nan-tag 0.1.1 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate nan-tag 0.1.1 on toolchain 068609ce766e55d2e7371cd2a86143a6d7e8e2e4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+068609ce766e55d2e7371cd2a86143a6d7e8e2e4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nan-tag 0.1.1
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate nan-tag 0.1.1
[INFO] tweaked toml for crates.io crate nan-tag 0.1.1 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+068609ce766e55d2e7371cd2a86143a6d7e8e2e4" "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 34 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+068609ce766e55d2e7371cd2a86143a6d7e8e2e4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:4b26683ee3c49f365255c425c23003cbf4366de097804722c29c5bbbee3624d2" "/opt/rustwide/cargo-home/bin/cargo" "+068609ce766e55d2e7371cd2a86143a6d7e8e2e4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4db6163cb98c064ca3601f0195e54e23daa5566e0545f107a3e639f7bdc9810d
[INFO] running `Command { std: "docker" "start" "-a" "4db6163cb98c064ca3601f0195e54e23daa5566e0545f107a3e639f7bdc9810d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4db6163cb98c064ca3601f0195e54e23daa5566e0545f107a3e639f7bdc9810d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4db6163cb98c064ca3601f0195e54e23daa5566e0545f107a3e639f7bdc9810d", kill_on_drop: false }`
[INFO] [stdout] 4db6163cb98c064ca3601f0195e54e23daa5566e0545f107a3e639f7bdc9810d
[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@sha256:4b26683ee3c49f365255c425c23003cbf4366de097804722c29c5bbbee3624d2" "/opt/rustwide/cargo-home/bin/cargo" "+068609ce766e55d2e7371cd2a86143a6d7e8e2e4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 45882dfc6cb5050657565153c13e71c623badb2118d8f48a09cf1d42d1706634
[INFO] running `Command { std: "docker" "start" "-a" "45882dfc6cb5050657565153c13e71c623badb2118d8f48a09cf1d42d1706634", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling proc-macro2 v1.0.94
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]     Checking hashbrown v0.15.2
[INFO] [stderr]     Checking equivalent v1.0.2
[INFO] [stderr]     Checking winnow v0.7.4
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling target-triple v0.1.4
[INFO] [stderr]     Checking ryu v1.0.20
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]     Checking itoa v1.0.15
[INFO] [stderr]     Checking sptr v0.3.2
[INFO] [stderr]     Checking glob v0.3.2
[INFO] [stderr]     Checking termcolor v1.4.1
[INFO] [stderr]     Checking nan-tag v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `sptr::Strict`
[INFO] [stdout]   --> src/lib.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | use sptr::Strict;
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking indexmap v2.8.0
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]     Checking toml_datetime v0.6.8
[INFO] [stderr]     Checking serde_spanned v0.6.8
[INFO] [stderr]     Checking toml_edit v0.22.24
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]     Checking toml v0.8.20
[INFO] [stderr] rustc-LLVM ERROR: IO failure on output stream: No space left on device
[INFO] [stderr] error: could not compile `serde_derive` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   No space left on device (os error 28)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to parse process output: `/opt/rustwide/rustup-home/toolchains/068609ce766e55d2e7371cd2a86143a6d7e8e2e4/bin/rustc --crate-name serde_derive --edition=2015 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/serde_derive-1.0.219/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type proc-macro --emit=dep-info,link -C prefer-dynamic -C embed-bitcode=no --cfg 'feature="default"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("default", "deserialize_in_place"))' -C metadata=1f7cb857d4881ebe -C extra-filename=-9a00dc59463640fb --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-e6ff0a9af77a1b67.rlib --extern quote=/opt/rustwide/target/debug/deps/libquote-a6004bea698fd32b.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-3118dff9ab61e552.rlib --extern proc_macro --cap-lints allow --cap-lints=forbid` (exit status: 101)
[INFO] running `Command { std: "docker" "inspect" "45882dfc6cb5050657565153c13e71c623badb2118d8f48a09cf1d42d1706634", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45882dfc6cb5050657565153c13e71c623badb2118d8f48a09cf1d42d1706634", kill_on_drop: false }`
[INFO] [stdout] 45882dfc6cb5050657565153c13e71c623badb2118d8f48a09cf1d42d1706634