[INFO] cloning repository https://github.com/at0mic-l1mbo/html_parser
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/at0mic-l1mbo/html_parser" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fat0mic-l1mbo%2Fhtml_parser", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fat0mic-l1mbo%2Fhtml_parser'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f1af7d9ea32fe471c6c11f5bb77e2ba5eca968c5
[INFO] checking at0mic-l1mbo/html_parser against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fat0mic-l1mbo%2Fhtml_parser" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/at0mic-l1mbo/html_parser
[INFO] finished tweaking git repo https://github.com/at0mic-l1mbo/html_parser
[INFO] tweaked toml for git repo https://github.com/at0mic-l1mbo/html_parser written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/at0mic-l1mbo/html_parser on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/at0mic-l1mbo/html_parser 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 60392eafe459285d1842aa31f5e3a69ed6a4375c6dd4c032f7e2b3f911970577
[INFO] running `Command { std: "docker" "start" "-a" "60392eafe459285d1842aa31f5e3a69ed6a4375c6dd4c032f7e2b3f911970577", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "60392eafe459285d1842aa31f5e3a69ed6a4375c6dd4c032f7e2b3f911970577", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60392eafe459285d1842aa31f5e3a69ed6a4375c6dd4c032f7e2b3f911970577", kill_on_drop: false }`
[INFO] [stdout] 60392eafe459285d1842aa31f5e3a69ed6a4375c6dd4c032f7e2b3f911970577
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 824f8857b10bda34ee15c58f4473fcf4c7f59dd7cc814636140bf4f20599bfc8
[INFO] running `Command { std: "docker" "start" "-a" "824f8857b10bda34ee15c58f4473fcf4c7f59dd7cc814636140bf4f20599bfc8", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling serde v1.0.195
[INFO] [stderr]     Checking futures v0.1.31
[INFO] [stderr]    Compiling libc v0.2.152
[INFO] [stderr]    Compiling autocfg v0.1.8
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]     Checking unicode-bidi v0.3.15
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]    Compiling pkg-config v0.3.29
[INFO] [stderr]     Checking maybe-uninit v2.0.0
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]     Checking new_debug_unreachable v1.0.4
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling serde_json v1.0.111
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking futf v0.1.5
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling phf_shared v0.7.24
[INFO] [stderr]    Compiling parking_lot_core v0.6.3
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling string_cache_shared v0.3.0
[INFO] [stderr]     Checking tendril v0.4.3
[INFO] [stderr]     Checking smallvec v0.6.14
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]     Checking mio v0.8.10
[INFO] [stderr]     Checking socket2 v0.5.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling openssl v0.10.63
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]    Compiling getrandom v0.2.12
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]     Checking matches v0.1.10
[INFO] [stderr]     Checking tokio v1.35.1
[INFO] [stderr]     Checking idna v0.5.0
[INFO] [stderr]     Checking net2 v0.2.39
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling itoa v1.0.10
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling ryu v1.0.16
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking url v2.5.0
[INFO] [stderr]     Checking miniz_oxide v0.7.1
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]     Checking tokio-executor v0.1.10
[INFO] [stderr]    Compiling string_cache_codegen v0.4.4
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]     Checking tokio-sync v0.1.8
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]     Checking crossbeam-deque v0.7.4
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]     Checking http v0.1.21
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]     Checking time v0.1.45
[INFO] [stderr]    Compiling string_cache v0.7.5
[INFO] [stderr]     Checking gimli v0.28.1
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling unicode-xid v0.2.4
[INFO] [stderr]     Checking tokio-reactor v0.1.12
[INFO] [stderr]     Checking tokio-threadpool v0.1.18
[INFO] [stderr]     Checking tokio-current-thread v0.1.7
[INFO] [stderr]     Checking tokio-tcp v0.1.4
[INFO] [stderr]    Compiling openssl-sys v0.9.99
[INFO] [stderr]    Compiling backtrace v0.3.69
[INFO] [stderr]     Checking tokio-timer v0.2.13
[INFO] [stderr]     Checking tokio-buf v0.1.1
[INFO] [stderr]     Checking phf v0.10.1
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking string v0.2.1
[INFO] [stderr]     Checking http v0.2.11
[INFO] [stderr]     Checking object v0.32.2
[INFO] [stderr]    Compiling hyper v0.12.36
[INFO] [stderr]     Checking rustc-demangle v0.1.23
[INFO] [stderr]    Compiling phf_generator v0.10.0
[INFO] [stderr]    Compiling native-tls v0.2.11
[INFO] [stderr]     Checking hashbrown v0.14.3
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]    Compiling phf_codegen v0.10.0
[INFO] [stderr]    Compiling string_cache_codegen v0.5.2
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking want v0.2.0
[INFO] [stderr]     Checking phf v0.7.24
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr] error: could not compile `syn` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/4f260f0f20b3133d20cfb50353c0221943af5796/bin/rustc --crate-name syn --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-1.0.109/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="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"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("clone-impls", "default", "derive", "extra-traits", "fold", "full", "parsing", "printing", "proc-macro", "quote", "test", "visit", "visit-mut"))' -C metadata=ef8976271c9674e4 -C extra-filename=-2325e39579df8fbd --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-0e7090690799697a.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-c8e027fffedc8ef9.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-fbeba3962b56048f.rmeta --cap-lints allow --cap-lints=forbid -Dunmustuse_in_always_ok` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "824f8857b10bda34ee15c58f4473fcf4c7f59dd7cc814636140bf4f20599bfc8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "824f8857b10bda34ee15c58f4473fcf4c7f59dd7cc814636140bf4f20599bfc8", kill_on_drop: false }`
[INFO] [stdout] 824f8857b10bda34ee15c58f4473fcf4c7f59dd7cc814636140bf4f20599bfc8