[INFO] fetching crate trunk 0.13.1...
[INFO] checking trunk-0.13.1 against try#8de4b308b608cded0ebccf658a0fc719bce87d4e for pr-89056
[INFO] extracting crate trunk 0.13.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate trunk 0.13.1 on toolchain 8de4b308b608cded0ebccf658a0fc719bce87d4e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate trunk 0.13.1
[INFO] finished tweaking crates.io crate trunk 0.13.1
[INFO] tweaked toml for crates.io crate trunk 0.13.1 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate trunk 0.13.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded winreg v0.7.0
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[INFO] [stderr]   Downloaded typenum v1.13.0
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[INFO] [stderr]   Downloaded string_cache v0.8.1
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[INFO] [stderr]   Downloaded hyper v0.14.11
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[INFO] [stderr]   Downloaded hyper-rustls v0.22.1
[INFO] [stderr]   Downloaded tracing-attributes v0.1.15
[INFO] [stderr]   Downloaded phf_shared v0.8.0
[INFO] [stderr]   Downloaded stable_deref_trait v1.2.0
[INFO] [stderr]   Downloaded thin-slice v0.1.1
[INFO] [stderr]   Downloaded cargo_metadata v0.12.3
[INFO] [stderr]   Downloaded tracing-log v0.1.2
[INFO] [stderr]   Downloaded sharded-slab v0.1.3
[INFO] [stderr]   Downloaded tracing-serde v0.1.2
[INFO] [stderr]   Downloaded kqueue-sys v1.0.2
[INFO] [stderr]   Downloaded libc v0.2.98
[INFO] [stderr]   Downloaded web-sys v0.3.52
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[INFO] [stderr]   Downloaded siphasher v0.3.6
[INFO] [stderr]   Downloaded syn v1.0.74
[INFO] [stderr]   Downloaded tokio-tungstenite v0.14.0
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[INFO] [stderr]   Downloaded itoa v0.4.7
[INFO] [stderr]   Downloaded http-body v0.4.2
[INFO] [stderr]   Downloaded html5ever v0.25.1
[INFO] [stderr]   Downloaded rustc_version v0.3.3
[INFO] [stderr]   Downloaded reqwest v0.11.4
[INFO] [stderr]   Downloaded derive_more v0.99.16
[INFO] [stderr]   Downloaded h2 v0.3.3
[INFO] [stderr]   Downloaded selectors v0.22.0
[INFO] [stderr]   Downloaded unicode-bidi v0.3.5
[INFO] [stderr]   Downloaded futf v0.1.4
[INFO] [stderr]   Downloaded phf_codegen v0.8.0
[INFO] [stderr]   Downloaded socket2 v0.4.1
[INFO] [stderr]   Downloaded parking_lot v0.11.1
[INFO] [stderr]   Downloaded nipper v0.1.9
[INFO] [stderr]   Downloaded fsevent-sys v4.0.0
[INFO] [stderr]   Downloaded kqueue v1.0.3
[INFO] [stderr]   Downloaded trust-dns-proto v0.20.3
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[INFO] [stderr]   Downloaded thiserror-impl v1.0.26
[INFO] [stderr]   Downloaded utf-8 v0.7.6
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[INFO] [stderr]   Downloaded sass-rs v0.2.2
[INFO] [stderr]   Downloaded xattr v0.2.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 50b514c131cd7fd048f8e6f19e16261982af588696ad7a103149126368f7c144
[INFO] running `Command { std: "docker" "start" "-a" "50b514c131cd7fd048f8e6f19e16261982af588696ad7a103149126368f7c144", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "50b514c131cd7fd048f8e6f19e16261982af588696ad7a103149126368f7c144", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50b514c131cd7fd048f8e6f19e16261982af588696ad7a103149126368f7c144", kill_on_drop: false }`
[INFO] [stdout] 50b514c131cd7fd048f8e6f19e16261982af588696ad7a103149126368f7c144
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a94970c97803b6b7e6b286401219b6d06457a6bb12f12ba55d30967fbe3a07e1
[INFO] running `Command { std: "docker" "start" "-a" "a94970c97803b6b7e6b286401219b6d06457a6bb12f12ba55d30967fbe3a07e1", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling serde_derive v1.0.127
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]     Checking futures-sink v0.3.16
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling siphasher v0.3.6
[INFO] [stderr]     Checking futures-io v0.3.16
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]    Compiling cc v1.0.69
[INFO] [stderr]    Compiling httparse v1.4.1
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]     Checking tower-service v0.3.1
[INFO] [stderr]     Checking new_debug_unreachable v1.0.4
[INFO] [stderr]     Checking try-lock v0.2.3
[INFO] [stderr]     Checking mac v0.1.1
[INFO] [stderr]     Checking precomputed-hash v0.1.1
[INFO] [stderr]    Compiling serde_json v1.0.66
[INFO] [stderr]     Checking httpdate v1.0.1
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking dtoa v0.4.8
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]     Checking cpufeatures v0.1.5
[INFO] [stderr]    Compiling encoding_rs v0.8.28
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking linked-hash-map v0.5.4
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]     Checking tower-layer v0.3.1
[INFO] [stderr]     Checking mime v0.3.16
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking thin-slice v0.1.1
[INFO] [stderr]    Compiling anyhow v1.0.42
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking pathdiff v0.2.0
[INFO] [stderr]     Checking dunce v1.0.2
[INFO] [stderr]     Checking fs_extra v1.2.0
[INFO] [stderr]     Checking seahash v4.1.0
[INFO] [stderr]     Checking remove_dir_all v0.6.1
[INFO] [stderr]     Checking instant v0.1.10
[INFO] [stderr]    Compiling tokio v1.9.0
[INFO] [stderr]    Compiling futures-macro v0.3.16
[INFO] [stderr]    Compiling futures-util v0.3.16
[INFO] [stderr]     Checking tracing-core v0.1.18
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]     Checking input_buffer v0.4.0
[INFO] [stderr]     Checking sharded-slab v0.1.3
[INFO] [stderr]     Checking thread_local v1.1.3
[INFO] [stderr]     Checking tinyvec v1.3.1
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking http v0.2.4
[INFO] [stderr]     Checking phf_shared v0.8.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking dtoa-short v0.3.3
[INFO] [stderr]     Checking lock_api v0.4.4
[INFO] [stderr]     Checking futf v0.1.4
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]     Checking servo_arc v0.1.1
[INFO] [stderr]     Checking lru-cache v0.1.2
[INFO] [stderr]     Checking open v1.7.1
[INFO] [stderr]     Checking bitflags v1.2.1
[INFO] [stderr]     Checking crossbeam-utils v0.8.5
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking futures-channel v0.3.16
[INFO] [stderr]     Checking tracing-log v0.1.2
[INFO] [stderr]     Checking tendril v0.4.2
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking unicode-normalization v0.1.19
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]     Checking matchers v0.0.1
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling sass-sys v0.4.22
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking mio v0.7.13
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking socket2 v0.4.1
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking hostname v0.3.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking filetime v0.2.14
[INFO] [stderr]     Checking inotify-sys v0.1.5
[INFO] [stderr]     Checking dirs-sys-next v0.1.2
[INFO] [stderr]     Checking terminal_size v0.1.17
[INFO] [stderr]     Checking xattr v0.2.2
[INFO] [stderr]     Checking flate2 v1.0.20
[INFO] [stderr]     Checking which v4.2.2
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]     Checking inotify v0.9.3
[INFO] [stderr]     Checking directories-next v2.0.0
[INFO] [stderr]     Checking http-body v0.4.2
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking resolv-conf v0.7.0
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]     Checking sha-1 v0.9.7
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking notify v5.0.0-pre.11
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr] error: could not compile `syn`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name syn --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syn-1.0.74/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="extra-traits"' --cfg 'feature="fold"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' --cfg 'feature="visit"' --cfg 'feature="visit-mut"' -C metadata=0b168235e0270c8c -C extra-filename=-0b168235e0270c8c --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-72dd94e62781faf3.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-754b571958ad5368.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-3c8a88541efd8c80.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "a94970c97803b6b7e6b286401219b6d06457a6bb12f12ba55d30967fbe3a07e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a94970c97803b6b7e6b286401219b6d06457a6bb12f12ba55d30967fbe3a07e1", kill_on_drop: false }`
[INFO] [stdout] a94970c97803b6b7e6b286401219b6d06457a6bb12f12ba55d30967fbe3a07e1