[INFO] fetching crate sccache 0.3.0...
[INFO] checking sccache-0.3.0 against master#1ab98933fa75d72e882b86feac1a0be3a5b02cb0 for pr-83850
[INFO] extracting crate sccache 0.3.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate sccache 0.3.0 on toolchain 1ab98933fa75d72e882b86feac1a0be3a5b02cb0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1ab98933fa75d72e882b86feac1a0be3a5b02cb0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sccache 0.3.0
[INFO] finished tweaking crates.io crate sccache 0.3.0
[INFO] tweaked toml for crates.io crate sccache 0.3.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate sccache 0.3.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1ab98933fa75d72e882b86feac1a0be3a5b02cb0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded retry v1.3.1
[INFO] [stderr]   Downloaded counted-array v0.1.2
[INFO] [stderr]   Downloaded stringmatch v0.3.3
[INFO] [stderr]   Downloaded thirtyfour v0.27.3
[INFO] [stderr]   Downloaded ar v0.9.0
[INFO] [stderr]   Downloaded memcached-rs v0.4.2
[INFO] [stderr]   Downloaded conhash v0.4.0
[INFO] [stderr]   Downloaded parity-tokio-ipc v0.9.0
[INFO] [stderr]   Downloaded rouille v3.4.0
[INFO] [stderr]   Downloaded futures-locks v0.7.0
[INFO] [stderr]   Downloaded hmac v0.12.0
[INFO] [stderr]   Downloaded ascii v1.0.0
[INFO] [stderr]   Downloaded crypto-common v0.1.2
[INFO] [stderr]   Downloaded libmount v0.1.15
[INFO] [stderr]   Downloaded time v0.3.2
[INFO] [stderr]   Downloaded wiremock v0.4.9
[INFO] [stderr]   Downloaded thirtyfour_sync v0.27.1
[INFO] [stderr]   Downloaded tiny_http v0.8.2
[INFO] [stderr]   Downloaded redis v0.21.5
[INFO] [stderr]   Downloaded digest v0.10.2
[INFO] [stderr]   Downloaded syslog v5.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+1ab98933fa75d72e882b86feac1a0be3a5b02cb0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1d63ec8672482ea6894fd7ba515c8c04a7f5e1c46a6322b62e19e28242903c9a
[INFO] running `Command { std: "docker" "start" "-a" "1d63ec8672482ea6894fd7ba515c8c04a7f5e1c46a6322b62e19e28242903c9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1d63ec8672482ea6894fd7ba515c8c04a7f5e1c46a6322b62e19e28242903c9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d63ec8672482ea6894fd7ba515c8c04a7f5e1c46a6322b62e19e28242903c9a", kill_on_drop: false }`
[INFO] [stdout] 1d63ec8672482ea6894fd7ba515c8c04a7f5e1c46a6322b62e19e28242903c9a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+1ab98933fa75d72e882b86feac1a0be3a5b02cb0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 34d079d453fb338d252aa69c8a51da91d3a1a090b0cda6922fd1ca3507799edf
[INFO] running `Command { std: "docker" "start" "-a" "34d079d453fb338d252aa69c8a51da91d3a1a090b0cda6922fd1ca3507799edf", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.117
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]     Checking pin-project-lite v0.2.8
[INFO] [stderr]     Checking bytes v1.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]     Checking once_cell v1.9.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking futures-sink v0.3.21
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]    Compiling typenum v1.15.0
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[INFO] [stderr]    Compiling pkg-config v0.3.24
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[INFO] [stderr]    Compiling openssl v0.10.38
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[INFO] [stderr]    Compiling httparse v1.6.0
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[INFO] [stderr]     Checking cfg-if v0.1.10
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[INFO] [stderr]     Checking ipnet v2.3.1
[INFO] [stderr]     Checking cache-padded v1.2.0
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking utf8parse v0.2.0
[INFO] [stderr]     Checking semver-parser v0.7.0
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[INFO] [stderr]     Checking arrayref v0.3.6
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[INFO] [stderr]     Checking urlparse v0.7.3
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[INFO] [stderr]    Compiling generic-array v0.14.5
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling unicase v2.6.0
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[INFO] [stderr]    Compiling num-integer v0.1.44
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[INFO] [stderr]     Checking predicates-tree v1.0.5
[INFO] [stderr]    Compiling pulldown-cmark v0.0.3
[INFO] [stderr]     Checking async-channel v1.6.1
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking conhash v0.4.0
[INFO] [stderr]     Checking unicode-normalization v0.1.19
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[INFO] [stderr]     Checking futures-lite v1.12.0
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[INFO] [stderr]    Compiling quote v1.0.15
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[INFO] [stderr]     Checking atty v0.2.14
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[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]     Checking float-cmp v0.9.0
[INFO] [stderr]     Checking flate2 v1.0.22
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking http-body v0.4.4
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]    Compiling vte_generate_state_changes v0.1.1
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking directories v4.0.1
[INFO] [stderr]     Checking cc v1.0.72
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[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling skeptic v0.4.0
[INFO] [stderr]     Checking vte v0.10.1
[INFO] [stderr]     Checking crypto-common v0.1.2
[INFO] [stderr]     Checking block-buffer v0.10.2
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking crypto-mac v0.8.0
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking digest v0.10.2
[INFO] [stderr]    Compiling local-encoding v0.2.0
[INFO] [stderr]     Checking md-5 v0.10.0
[INFO] [stderr]     Checking hmac v0.12.0
[INFO] [stderr]     Checking sha-1 v0.10.0
[INFO] [stderr]     Checking sha2 v0.10.1
[INFO] [stderr]     Checking stringmatch v0.3.3
[INFO] [stderr]     Checking env_logger v0.9.0
[INFO] [stderr]     Checking predicates v2.1.1
[INFO] [stderr]     Checking memcached-rs v0.4.2
[INFO] [stderr]    Compiling openssl-sys v0.9.72
[INFO] [stderr]    Compiling zstd-sys v1.4.20+zstd.1.4.9
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling blake3 v0.3.8
[INFO] [stderr]     Checking retry v1.3.1
[INFO] [stderr]     Checking strip-ansi-escapes v0.1.1
[INFO] [stderr]     Checking assert_cmd v2.0.4
[INFO] [stderr]    Compiling tokio-macros v1.7.0
[INFO] [stderr]    Compiling futures-macro v0.3.21
[INFO] [stderr]    Compiling tracing-attributes v0.1.19
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling pin-project-internal v1.0.10
[INFO] [stderr]    Compiling serde_repr v0.1.7
[INFO] [stderr]    Compiling displaydoc v0.1.7
[INFO] [stderr]    Compiling serial_test_derive v0.5.1
[INFO] [stderr] error: could not compile `serde_derive`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name serde_derive /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde_derive-1.0.136/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 -C debuginfo=2 --cfg 'feature="default"' -C metadata=13d82be0245bb8d3 -C extra-filename=-13d82be0245bb8d3 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-d937f1f82ffb437d.rlib --extern quote=/opt/rustwide/target/debug/deps/libquote-4040e84c0ddb8645.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-90bcff6b99beb4f9.rlib --extern proc_macro --cap-lints allow --cap-lints=forbid --cfg underscore_consts --cfg ptr_addr_of` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "34d079d453fb338d252aa69c8a51da91d3a1a090b0cda6922fd1ca3507799edf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34d079d453fb338d252aa69c8a51da91d3a1a090b0cda6922fd1ca3507799edf", kill_on_drop: false }`
[INFO] [stdout] 34d079d453fb338d252aa69c8a51da91d3a1a090b0cda6922fd1ca3507799edf