[INFO] cloning repository https://github.com/mengll/ocpc_mtch
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mengll/ocpc_mtch" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmengll%2Focpc_mtch", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmengll%2Focpc_mtch'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a9c9b9b038325538ec2e9c8c8f87168488ce256f
[INFO] testing mengll/ocpc_mtch against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmengll%2Focpc_mtch" "/workspace/builds/worker-69/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-69/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mengll/ocpc_mtch on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mengll/ocpc_mtch
[INFO] finished tweaking git repo https://github.com/mengll/ocpc_mtch
[INFO] tweaked toml for git repo https://github.com/mengll/ocpc_mtch written to /workspace/builds/worker-69/source/Cargo.toml
[INFO] crate git repo https://github.com/mengll/ocpc_mtch already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cb704894662b9ea7df430afc586e4f94633d27c4b80ede9124c61cf8afcd9ede
[INFO] running `Command { std: "docker" "start" "-a" "cb704894662b9ea7df430afc586e4f94633d27c4b80ede9124c61cf8afcd9ede", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cb704894662b9ea7df430afc586e4f94633d27c4b80ede9124c61cf8afcd9ede", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb704894662b9ea7df430afc586e4f94633d27c4b80ede9124c61cf8afcd9ede", kill_on_drop: false }`
[INFO] [stdout] cb704894662b9ea7df430afc586e4f94633d27c4b80ede9124c61cf8afcd9ede
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0d693f0c867d0a88bb819b54fb82eef33fd40f74aeb65613d6675af9ed2f4dc1
[INFO] running `Command { std: "docker" "start" "-a" "0d693f0c867d0a88bb819b54fb82eef33fd40f74aeb65613d6675af9ed2f4dc1", 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]    Compiling syn v1.0.54
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling futures-io v0.3.8
[INFO] [stderr]    Compiling untrusted v0.7.1
[INFO] [stderr]    Compiling itoa v0.4.6
[INFO] [stderr]    Compiling spin v0.5.2
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling cache-padded v1.1.1
[INFO] [stderr]    Compiling parking v2.0.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling fastrand v1.4.0
[INFO] [stderr]    Compiling strsim v0.9.3
[INFO] [stderr]    Compiling rustversion v1.0.4
[INFO] [stderr]    Compiling serde_json v1.0.60
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling waker-fn v1.1.0
[INFO] [stderr]    Compiling base64 v0.12.3
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling subtle v1.0.0
[INFO] [stderr]    Compiling tower-service v0.3.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling async-task v4.0.3
[INFO] [stderr]    Compiling vec-arena v1.0.0
[INFO] [stderr]    Compiling event-listener v2.5.1
[INFO] [stderr]    Compiling base64 v0.11.0
[INFO] [stderr]    Compiling hex v0.4.2
[INFO] [stderr]    Compiling bytes v1.0.0
[INFO] [stderr]    Compiling atomic-waker v1.0.0
[INFO] [stderr]    Compiling sha1 v0.6.0
[INFO] [stderr]    Compiling take_mut v0.2.2
[INFO] [stderr]    Compiling ring v0.16.19
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling libz-sys v1.1.2
[INFO] [stderr]    Compiling block-padding v0.1.5
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling cmake v0.1.45
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling crossbeam-utils v0.8.1
[INFO] [stderr]    Compiling lock_api v0.3.4
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling signal-hook-registry v1.2.2
[INFO] [stderr]    Compiling generic-array v0.12.3
[INFO] [stderr]    Compiling socket2 v0.3.17
[INFO] [stderr]    Compiling nb-connect v1.0.2
[INFO] [stderr]    Compiling parking_lot_core v0.7.2
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling stringprep v0.1.2
[INFO] [stderr]    Compiling uuid v0.8.1
[INFO] [stderr]    Compiling concurrent-queue v1.2.2
[INFO] [stderr]    Compiling http v0.2.2
[INFO] [stderr]    Compiling rdkafka-sys v2.1.0+1.5.0
[INFO] [stderr]    Compiling async-mutex v1.4.0
[INFO] [stderr]    Compiling futures-lite v1.11.3
[INFO] [stderr]    Compiling parking_lot v0.10.2
[INFO] [stderr]    Compiling async-channel v1.5.1
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling digest v0.8.1
[INFO] [stderr]    Compiling crypto-mac v0.7.0
[INFO] [stderr]    Compiling combine v4.5.1
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling tracing v0.1.22
[INFO] [stderr]    Compiling want v0.3.0
[INFO] [stderr]    Compiling polling v2.0.2
[INFO] [stderr]    Compiling kv-log-macro v1.0.7
[INFO] [stderr]    Compiling os_info v2.0.8
[INFO] [stderr]    Compiling hmac v0.7.1
[INFO] [stderr]    Compiling futures-intrusive v0.3.1
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling pbkdf2 v0.3.0
[INFO] [stderr]    Compiling sha-1 v0.8.2
[INFO] [stderr]    Compiling md-5 v0.8.0
[INFO] [stderr]    Compiling sha2 v0.8.2
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]    Compiling async-io v1.3.1
[INFO] [stderr]    Compiling async-executor v1.4.0
[INFO] [stderr]    Compiling blocking v1.0.2
[INFO] [stderr]    Compiling mio-uds v0.6.8
[INFO] [stderr]    Compiling err-derive v0.2.4
[INFO] [stderr]    Compiling async-global-executor v1.4.3
[INFO] [stderr]    Compiling async-std v1.8.0
[INFO] [stderr]    Compiling http-body v0.3.1
[INFO] [stderr]    Compiling webpki v0.21.4
[INFO] [stderr]    Compiling sct v0.6.0
[INFO] [stderr]    Compiling rustls v0.18.1
[INFO] [stderr]    Compiling rustls v0.17.0
[INFO] [stderr]    Compiling webpki-roots v0.20.0
[INFO] [stderr]    Compiling webpki-roots v0.18.0
[INFO] [stderr]    Compiling darling_core v0.10.2
[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-1.0.54/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"' --cfg 'feature="visit-mut"' -C metadata=e0ffe47b059e096e -C extra-filename=-e0ffe47b059e096e --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-e745718ee331648c.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-d7254c0854c6fb23.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-a00294059a9d31c4.rmeta --cap-lints allow --cap-lints=warn --cfg syn_disable_nightly_tests` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `combine`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name combine --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/combine-4.5.1/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="bytes"' --cfg 'feature="std"' -C metadata=ad0de89eccead0dd -C extra-filename=-ad0de89eccead0dd --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bytes=/opt/rustwide/target/debug/deps/libbytes-15837f7f2b983017.rmeta --extern memchr=/opt/rustwide/target/debug/deps/libmemchr-dc28abbf05ce61fd.rmeta --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not compile `syn`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name syn /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syn-0.15.44/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"' -C metadata=9fcab755ce9118f6 -C extra-filename=-9fcab755ce9118f6 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-a6f61508a3296ace.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-2efd40e621c93118.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-09e70e8bcc039b17.rmeta --cap-lints allow --cap-lints=warn --cfg syn_can_match_trailing_dollar --cfg syn_can_use_thread_id --cfg syn_can_use_associated_constants --cfg syn_can_call_macro_by_path --cfg syn_disable_nightly_tests` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "0d693f0c867d0a88bb819b54fb82eef33fd40f74aeb65613d6675af9ed2f4dc1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d693f0c867d0a88bb819b54fb82eef33fd40f74aeb65613d6675af9ed2f4dc1", kill_on_drop: false }`
[INFO] [stdout] 0d693f0c867d0a88bb819b54fb82eef33fd40f74aeb65613d6675af9ed2f4dc1