[INFO] cloning repository https://github.com/phnixir/trackerconqueror
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/phnixir/trackerconqueror" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fphnixir%2Ftrackerconqueror", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fphnixir%2Ftrackerconqueror'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e339dbf693e2332ae3883dac90e3906a30e3bb7c
[INFO] checking phnixir/trackerconqueror against master#4c60a0ea5b2385d7400df9db1ad04e96f2a4c154 for 92191_revert
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fphnixir%2Ftrackerconqueror" "/workspace/builds/worker-55/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-55/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/phnixir/trackerconqueror on toolchain 4c60a0ea5b2385d7400df9db1ad04e96f2a4c154
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4c60a0ea5b2385d7400df9db1ad04e96f2a4c154" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/phnixir/trackerconqueror
[INFO] finished tweaking git repo https://github.com/phnixir/trackerconqueror
[INFO] tweaked toml for git repo https://github.com/phnixir/trackerconqueror written to /workspace/builds/worker-55/source/Cargo.toml
[INFO] crate git repo https://github.com/phnixir/trackerconqueror already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4c60a0ea5b2385d7400df9db1ad04e96f2a4c154" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded js-sys v0.3.51
[INFO] [stderr]   Downloaded platform-dirs v0.3.0
[INFO] [stderr]   Downloaded chunked_transfer v1.4.0
[INFO] [stderr]   Downloaded dirs-next v1.0.2
[INFO] [stderr]   Downloaded web-sys v0.3.51
[INFO] [stderr]   Downloaded cpufeatures v0.1.3
[INFO] [stderr]   Downloaded integer-encoding v3.0.2
[INFO] [stderr]   Downloaded strum v0.20.0
[INFO] [stderr]   Downloaded sha-1 v0.9.6
[INFO] [stderr]   Downloaded strum_macros v0.20.1
[INFO] [stderr]   Downloaded security-framework v2.2.0
[INFO] [stderr]   Downloaded openssl v0.10.34
[INFO] [stderr]   Downloaded openssl-sys v0.9.63
[INFO] [stderr]   Downloaded vcpkg v0.2.12
[INFO] [stderr]   Downloaded ureq v2.1.1
[INFO] [stderr]   Downloaded security-framework-sys v2.2.0
[INFO] [stderr]   Downloaded tungstenite v0.13.0
[INFO] [stderr]   Downloaded message-io v0.14.1
[INFO] [stderr]   Downloaded trackermeta v0.2.0
[INFO] [stderr]   Downloaded escaper v0.1.1
[INFO] [stderr]   Downloaded openssl-src v111.15.0+1.1.1k
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+4c60a0ea5b2385d7400df9db1ad04e96f2a4c154" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b391fe7495310d26cf3ff002fc2a96ccbce902c21da1b2d7ee0f703e38046b0b
[INFO] running `Command { std: "docker" "start" "-a" "b391fe7495310d26cf3ff002fc2a96ccbce902c21da1b2d7ee0f703e38046b0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b391fe7495310d26cf3ff002fc2a96ccbce902c21da1b2d7ee0f703e38046b0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b391fe7495310d26cf3ff002fc2a96ccbce902c21da1b2d7ee0f703e38046b0b", kill_on_drop: false }`
[INFO] [stdout] b391fe7495310d26cf3ff002fc2a96ccbce902c21da1b2d7ee0f703e38046b0b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+4c60a0ea5b2385d7400df9db1ad04e96f2a4c154" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c2bfdf1d89c6a83705ebb66ef73bc486df2b22caafb73e2e40dc3d7c41abc21b
[INFO] running `Command { std: "docker" "start" "-a" "c2bfdf1d89c6a83705ebb66ef73bc486df2b22caafb73e2e40dc3d7c41abc21b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]     Checking once_cell v1.7.2
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling openssl v0.10.34
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]     Checking bytes v1.0.1
[INFO] [stderr]    Compiling httparse v1.4.1
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling native-tls v0.2.7
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking cpufeatures v0.1.3
[INFO] [stderr]     Checking openssl-probe v0.1.4
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking entities v1.0.1
[INFO] [stderr]     Checking chunked_transfer v1.4.0
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking utf-8 v0.7.6
[INFO] [stderr]     Checking integer-encoding v3.0.2
[INFO] [stderr]    Compiling openssl-src v111.15.0+1.1.1k
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling crossbeam-utils v0.8.4
[INFO] [stderr]     Checking unicode-bidi v0.3.5
[INFO] [stderr]     Checking tinyvec v1.2.0
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling heck v0.3.2
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]    Compiling openssl-sys v0.9.63
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]     Checking input_buffer v0.4.0
[INFO] [stderr]     Checking http v0.2.4
[INFO] [stderr]     Checking escaper v0.1.1
[INFO] [stderr]     Checking unicode-normalization v0.1.17
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking dirs-sys-next v0.1.2
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking net2 v0.2.37
[INFO] [stderr]     Checking mio v0.7.11
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking dirs-next v1.0.2
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking rand_core v0.6.2
[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-1.0.72/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 -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=e9779718bf909c15 -C extra-filename=-e9779718bf909c15 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-eed4dd76d1b9bb4b.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-755812e69fc2f21b.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] running `Command { std: "docker" "inspect" "c2bfdf1d89c6a83705ebb66ef73bc486df2b22caafb73e2e40dc3d7c41abc21b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2bfdf1d89c6a83705ebb66ef73bc486df2b22caafb73e2e40dc3d7c41abc21b", kill_on_drop: false }`
[INFO] [stdout] c2bfdf1d89c6a83705ebb66ef73bc486df2b22caafb73e2e40dc3d7c41abc21b