[INFO] cloning repository https://github.com/N-Schaef/shreddr
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/N-Schaef/shreddr" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FN-Schaef%2Fshreddr", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FN-Schaef%2Fshreddr'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ebebe565ade04c41391099e55f3421b95d7e309d
[INFO] checking N-Schaef/shreddr against try#b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b for pr-82781
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FN-Schaef%2Fshreddr" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/N-Schaef/shreddr on toolchain b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/N-Schaef/shreddr
[INFO] finished tweaking git repo https://github.com/N-Schaef/shreddr
[INFO] tweaked toml for git repo https://github.com/N-Schaef/shreddr written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/N-Schaef/shreddr already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/rust-cli/confy`
[INFO] [stderr]     Updating git repository `https://github.com/N-Schaef/pdf-extract`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rust-embed-impl v5.6.0
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 18247c57c0a0bec862db82673c0558509842e100d1fcd6a836b75eff52c9e06e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "18247c57c0a0bec862db82673c0558509842e100d1fcd6a836b75eff52c9e06e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "18247c57c0a0bec862db82673c0558509842e100d1fcd6a836b75eff52c9e06e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18247c57c0a0bec862db82673c0558509842e100d1fcd6a836b75eff52c9e06e", kill_on_drop: false }`
[INFO] [stdout] 18247c57c0a0bec862db82673c0558509842e100d1fcd6a836b75eff52c9e06e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e1ad138b76cd5fb57b75ca6e175ac5d3e3317a4cd40cff31c8690e9f2be6867e
[INFO] running `Command { std: "docker" "start" "-a" "e1ad138b76cd5fb57b75ca6e175ac5d3e3317a4cd40cff31c8690e9f2be6867e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.74
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[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling serde_derive v1.0.118
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[INFO] [stderr]    Compiling glob v0.3.0
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[INFO] [stderr]    Compiling syn v0.15.44
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[INFO] [stderr]     Checking ppv-lite86 v0.2.8
[INFO] [stderr]    Compiling autocfg v0.1.7
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[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]    Compiling traitobject v0.1.0
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[INFO] [stderr]     Checking pin-project-lite v0.2.0
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[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling pear_codegen v0.1.4
[INFO] [stderr]    Compiling unicase v2.6.0
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[INFO] [stderr]    Compiling rocket_codegen v0.4.6
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling rocket v0.4.6
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[INFO] [stderr]    Compiling num-traits v0.2.12
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[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
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[INFO] [stderr]    Compiling rayon v1.3.1
[INFO] [stderr]    Compiling crossbeam-utils v0.8.0
[INFO] [stderr]    Compiling hashbrown v0.7.2
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[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling rand_chacha v0.1.1
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[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_isaac v0.1.1
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[INFO] [stderr]     Checking crc32fast v1.2.0
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling rust-embed-utils v5.0.0
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[INFO] [stderr]    Compiling aho-corasick v0.7.13
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[INFO] [stderr]    Compiling atty v0.2.14
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[INFO] [stderr]    Compiling num_cpus v1.13.0
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[INFO] [stderr]     Checking base64 v0.9.3
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking fst v0.3.5
[INFO] [stderr]     Checking murmurhash32 v0.2.0
[INFO] [stderr]     Checking bitpacking v0.8.2
[INFO] [stderr]     Checking getrandom v0.2.1
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking rand_os v0.1.3
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[INFO] [stderr]     Checking dirs-sys v0.3.5
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[INFO] [stderr]     Checking parking_lot_core v0.8.0
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[INFO] [stderr]    Compiling mime v0.2.6
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[INFO] [stderr]     Checking rand_core v0.6.1
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[INFO] [stderr]     Checking directories v2.0.2
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking parking_lot v0.11.0
[INFO] [stderr]     Checking block-cipher-trait v0.6.2
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[INFO] [stderr]    Compiling rand_chacha v0.2.2
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[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking tantivy-fst v0.2.1
[INFO] [stderr]     Checking console v0.13.0
[INFO] [stderr]     Checking commonregex v0.2.0
[INFO] [stderr]     Checking string_template v0.2.1
[INFO] [stderr]     Checking aes-soft v0.3.3
[INFO] [stderr]     Checking polyval v0.3.3
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]     Checking hmac v0.7.1
[INFO] [stderr]     Checking sha2 v0.8.2
[INFO] [stderr]     Checking sha2 v0.9.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking fail v0.3.0
[INFO] [stderr]     Checking crossbeam v0.7.3
[INFO] [stderr]     Checking mio-extras v2.0.6
[INFO] [stderr]     Checking rand v0.8.1
[INFO] [stderr]     Checking ghash v0.2.3
[INFO] [stderr]     Checking aes v0.3.2
[INFO] [stderr]     Checking hkdf v0.8.0
[INFO] [stderr]     Checking atomicwrites v0.2.5
[INFO] [stderr]     Checking aes-gcm v0.5.0
[INFO] [stderr]     Checking notify v4.0.15
[INFO] [stderr]    Compiling synstructure v0.12.4
[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-1.0.48/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="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' --cfg 'feature="visit"' -C metadata=3ef8bc5a03f129f7 -C extra-filename=-3ef8bc5a03f129f7 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-68d422dfc8864dc7.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-65304f056af28667.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-4182131ee577b5da.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" "e1ad138b76cd5fb57b75ca6e175ac5d3e3317a4cd40cff31c8690e9f2be6867e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1ad138b76cd5fb57b75ca6e175ac5d3e3317a4cd40cff31c8690e9f2be6867e", kill_on_drop: false }`
[INFO] [stdout] e1ad138b76cd5fb57b75ca6e175ac5d3e3317a4cd40cff31c8690e9f2be6867e