[INFO] fetching crate serde_default 0.2.0...
[INFO] checking serde_default-0.2.0 against try#c659ee110de67e82444e4b6c8407c1a9af9c2cf6 for pr-145608-1
[INFO] extracting crate serde_default 0.2.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate serde_default 0.2.0
[INFO] finished tweaking crates.io crate serde_default 0.2.0
[INFO] tweaked toml for crates.io crate serde_default 0.2.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate serde_default 0.2.0 on toolchain c659ee110de67e82444e4b6c8407c1a9af9c2cf6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate serde_default 0.2.0 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" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 65b3fbed9560826796fb7ba06324a45ce4c0a9dc4ee2222187f92f9ee515d5ee
[INFO] running `Command { std: "docker" "start" "-a" "65b3fbed9560826796fb7ba06324a45ce4c0a9dc4ee2222187f92f9ee515d5ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "65b3fbed9560826796fb7ba06324a45ce4c0a9dc4ee2222187f92f9ee515d5ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65b3fbed9560826796fb7ba06324a45ce4c0a9dc4ee2222187f92f9ee515d5ee", kill_on_drop: false }`
[INFO] [stdout] 65b3fbed9560826796fb7ba06324a45ce4c0a9dc4ee2222187f92f9ee515d5ee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6d95620fcc254db1721efa7861d3cfed093b17a1adf2d3691076641bbcd82488
[INFO] running `Command { std: "docker" "start" "-a" "6d95620fcc254db1721efa7861d3cfed093b17a1adf2d3691076641bbcd82488", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling strsim v0.11.1
[INFO] [stderr]     Checking quote v1.0.36
[INFO] [stderr]     Checking syn v2.0.69
[INFO] [stderr]     Checking darling_core v0.20.9
[INFO] [stderr]    Compiling darling_macro v0.20.9
[INFO] [stderr]     Checking darling v0.20.9
[INFO] [stderr] error: could not compile `darling` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   could not execute process `/opt/rustwide/rustup-home/toolchains/c659ee110de67e82444e4b6c8407c1a9af9c2cf6/bin/rustc --crate-name darling --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/darling-0.20.9/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="suggestions"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("default", "diagnostics", "suggestions"))' -C metadata=ee35c8ce29548d6b -C extra-filename=-5fe4ea1ad96a96ea --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern darling_core=/opt/rustwide/target/debug/deps/libdarling_core-d9f2a261ec394d5f.rmeta --extern darling_macro=/opt/rustwide/target/debug/deps/libdarling_macro-ac5789b5aaed67e3.so --cap-lints allow --cap-lints=forbid` (never executed)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   No such file or directory (os error 2)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `darling` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   could not execute process `/opt/rustwide/rustup-home/toolchains/c659ee110de67e82444e4b6c8407c1a9af9c2cf6/bin/rustc --crate-name darling --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/darling-0.20.9/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no --cfg 'feature="default"' --cfg 'feature="suggestions"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("default", "diagnostics", "suggestions"))' -C metadata=969c8934ea27b5f8 -C extra-filename=-66ec866a1d8fa464 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern darling_core=/opt/rustwide/target/debug/deps/libdarling_core-44efd26fb79ae22c.rmeta --extern darling_macro=/opt/rustwide/target/debug/deps/libdarling_macro-ac5789b5aaed67e3.so --cap-lints allow --cap-lints=forbid` (never executed)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   No such file or directory (os error 2)
[INFO] running `Command { std: "docker" "inspect" "6d95620fcc254db1721efa7861d3cfed093b17a1adf2d3691076641bbcd82488", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d95620fcc254db1721efa7861d3cfed093b17a1adf2d3691076641bbcd82488", kill_on_drop: false }`
[INFO] [stdout] 6d95620fcc254db1721efa7861d3cfed093b17a1adf2d3691076641bbcd82488