[INFO] fetching crate up-rs 0.9.1...
[INFO] testing up-rs-0.9.1 against beta-2021-08-01 for beta-1.55-1
[INFO] extracting crate up-rs 0.9.1 into /workspace/builds/worker-74/source
[INFO] validating manifest of crates.io crate up-rs 0.9.1 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-74/source/rust-toolchain
[INFO] started tweaking crates.io crate up-rs 0.9.1
[INFO] finished tweaking crates.io crate up-rs 0.9.1
[INFO] tweaked toml for crates.io crate up-rs 0.9.1 written to /workspace/builds/worker-74/source/Cargo.toml
[INFO] crate crates.io crate up-rs 0.9.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tokio-util v0.6.2
[INFO] [stderr]   Downloaded git2 v0.13.16
[INFO] [stderr]   Downloaded slog-term v2.6.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 85df2d76dca75d92e58e2fa680cef8eacca49cfca94bea24627a7c17793d55b2
[INFO] running `Command { std: "docker" "start" "-a" "85df2d76dca75d92e58e2fa680cef8eacca49cfca94bea24627a7c17793d55b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "85df2d76dca75d92e58e2fa680cef8eacca49cfca94bea24627a7c17793d55b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85df2d76dca75d92e58e2fa680cef8eacca49cfca94bea24627a7c17793d55b2", kill_on_drop: false }`
[INFO] [stdout] 85df2d76dca75d92e58e2fa680cef8eacca49cfca94bea24627a7c17793d55b2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3f37cfd051403d366c215f27dd8cdf764fdbe4968c10488c34c1b8be28f5d043
[INFO] running `Command { std: "docker" "start" "-a" "3f37cfd051403d366c215f27dd8cdf764fdbe4968c10488c34c1b8be28f5d043", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.82
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling log v0.4.13
[INFO] [stderr]    Compiling pin-project-lite v0.2.4
[INFO] [stderr]    Compiling bytes v1.0.1
[INFO] [stderr]    Compiling futures-core v0.3.12
[INFO] [stderr]    Compiling serde v1.0.120
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling slog v2.7.0
[INFO] [stderr]    Compiling openssl v0.10.32
[INFO] [stderr]    Compiling const_fn v0.4.5
[INFO] [stderr]    Compiling futures-sink v0.3.12
[INFO] [stderr]    Compiling native-tls v0.2.7
[INFO] [stderr]    Compiling futures-io v0.3.12
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling anyhow v1.0.38
[INFO] [stderr]    Compiling safemem v0.3.3
[INFO] [stderr]    Compiling linked-hash-map v0.5.4
[INFO] [stderr]    Compiling serde_derive v1.0.120
[INFO] [stderr]    Compiling arc-swap v1.2.0
[INFO] [stderr]    Compiling dtoa v0.4.7
[INFO] [stderr]    Compiling xml-rs v0.8.3
[INFO] [stderr]    Compiling take_mut v0.2.2
[INFO] [stderr]    Compiling ipnet v2.3.0
[INFO] [stderr]    Compiling spin v0.5.2
[INFO] [stderr]    Compiling untrusted v0.7.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling syn v1.0.58
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling tokio v1.0.2
[INFO] [stderr]    Compiling crossbeam-utils v0.8.1
[INFO] [stderr]    Compiling pin-project-internal v0.4.27
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling memoffset v0.6.1
[INFO] [stderr]    Compiling futures-task v0.3.12
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]    Compiling encoding_rs v0.8.26
[INFO] [stderr]    Compiling thread_local v1.1.0
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]    Compiling heck v0.3.2
[INFO] [stderr]    Compiling itertools v0.10.0
[INFO] [stderr]    Compiling walkdir v2.3.1
[INFO] [stderr]    Compiling indexmap v1.6.1
[INFO] [stderr]    Compiling unicode-normalization v0.1.16
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]    Compiling tracing v0.1.22
[INFO] [stderr]    Compiling line-wrap v0.1.1
[INFO] [stderr]    Compiling futures-channel v0.3.12
[INFO] [stderr]    Compiling yaml-rust v0.4.5
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]    Compiling futures-util v0.3.12
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling http v0.2.3
[INFO] [stderr]    Compiling idna v0.2.0
[INFO] [stderr]    Compiling want v0.3.0
[INFO] [stderr]    Compiling slog-scope v4.4.0
[INFO] [stderr]    Compiling semver-parser v0.10.2
[INFO] [stderr]    Compiling slog-stdlog v4.1.0
[INFO] [stderr]    Compiling url v2.2.0
[INFO] [stderr]    Compiling crossbeam-channel v0.5.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.1
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling mio v0.7.7
[INFO] [stderr]    Compiling dirs-sys v0.3.5
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling socket2 v0.3.19
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling semver v0.11.0
[INFO] [stderr]    Compiling dirs v2.0.2
[INFO] [stderr]    Compiling dirs v3.0.1
[INFO] [stderr]    Compiling dirs-next v2.0.0
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling cc v1.0.66
[INFO] [stderr]    Compiling crossbeam-deque v0.8.0
[INFO] [stderr]    Compiling shellexpand v2.1.0
[INFO] [stderr]    Compiling term v0.6.1
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling slog-async v2.6.0
[INFO] [stderr]    Compiling http-body v0.4.0
[INFO] [stderr]    Compiling openssl-src v111.13.0+1.1.1i
[INFO] [stderr]    Compiling slog-term v2.6.0
[INFO] [stderr]    Compiling openssl-sys v0.9.60
[INFO] [stderr]    Compiling libz-sys v1.1.2
[INFO] [stderr]    Compiling libssh2-sys v0.2.20
[INFO] [stderr]    Compiling libgit2-sys v0.12.18+1.1.0
[INFO] [stderr]    Compiling ring v0.16.19
[INFO] [stderr]    Compiling serde_urlencoded v0.7.0
[INFO] [stderr]    Compiling plist v1.1.0
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling envy v0.4.2
[INFO] [stderr]    Compiling serde_yaml v0.8.15
[INFO] [stderr]    Compiling tokio-stream v0.1.2
[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-1.0.58/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"' --cfg 'feature="visit-mut"' -C metadata=0bb4db8881e9510f -C extra-filename=-0bb4db8881e9510f --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-169dfcc015ef5b16.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-7cdfb425d4dd9b4b.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-62645fc4c65f65ba.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: build failed
[INFO] running `Command { std: "docker" "inspect" "3f37cfd051403d366c215f27dd8cdf764fdbe4968c10488c34c1b8be28f5d043", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f37cfd051403d366c215f27dd8cdf764fdbe4968c10488c34c1b8be28f5d043", kill_on_drop: false }`
[INFO] [stdout] 3f37cfd051403d366c215f27dd8cdf764fdbe4968c10488c34c1b8be28f5d043
