[INFO] cloning repository https://github.com/uclaacm/cyber-platform
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/uclaacm/cyber-platform" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fuclaacm%2Fcyber-platform", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fuclaacm%2Fcyber-platform'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 19d2d50729b02b410d65be87c375340f39ffef51
[INFO] testing uclaacm/cyber-platform against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fuclaacm%2Fcyber-platform" "/workspace/builds/worker-96/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-96/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/uclaacm/cyber-platform on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/uclaacm/cyber-platform
[INFO] finished tweaking git repo https://github.com/uclaacm/cyber-platform
[INFO] tweaked toml for git repo https://github.com/uclaacm/cyber-platform written to /workspace/builds/worker-96/source/Cargo.toml
[INFO] crate git repo https://github.com/uclaacm/cyber-platform already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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 async-stream-impl v0.3.0
[INFO] [stderr]   Downloaded input_buffer v0.2.0
[INFO] [stderr]   Downloaded maud v0.20.0
[INFO] [stderr]   Downloaded tokio-postgres v0.7.0
[INFO] [stderr]   Downloaded pulldown-cmark v0.5.3
[INFO] [stderr]   Downloaded literalext v0.1.1
[INFO] [stderr]   Downloaded headers v0.2.3
[INFO] [stderr]   Downloaded async-stream v0.3.0
[INFO] [stderr]   Downloaded tokio-util v0.6.0
[INFO] [stderr]   Downloaded postgres-types v0.2.0
[INFO] [stderr]   Downloaded postgres v0.19.0
[INFO] [stderr]   Downloaded multipart v0.16.1
[INFO] [stderr]   Downloaded postgres-protocol v0.6.0
[INFO] [stderr]   Downloaded tiny-keccak v1.5.0
[INFO] [stderr]   Downloaded r2d2_postgres v0.18.0
[INFO] [stderr]   Downloaded headers-core v0.1.1
[INFO] [stderr]   Downloaded tungstenite v0.9.2
[INFO] [stderr]   Downloaded maud_htmlescape v0.17.0
[INFO] [stderr]   Downloaded warp v0.1.23
[INFO] [stderr]   Downloaded maud_macros v0.20.0
[INFO] [stderr]   Downloaded tokio-stream v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/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" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 08040d93fa315f6d0446b31c12a885f77c495890208aefa4c91bf20d7564876e
[INFO] running `Command { std: "docker" "start" "-a" "08040d93fa315f6d0446b31c12a885f77c495890208aefa4c91bf20d7564876e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "08040d93fa315f6d0446b31c12a885f77c495890208aefa4c91bf20d7564876e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08040d93fa315f6d0446b31c12a885f77c495890208aefa4c91bf20d7564876e", kill_on_drop: false }`
[INFO] [stdout] 08040d93fa315f6d0446b31c12a885f77c495890208aefa4c91bf20d7564876e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/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" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b1415c5b3cf3c0a0d8420121a11ab2d00bb0918321a065476cfad7a38b540523
[INFO] running `Command { std: "docker" "start" "-a" "b1415c5b3cf3c0a0d8420121a11ab2d00bb0918321a065476cfad7a38b540523", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.56
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling futures v0.1.30
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling slab v0.4.2
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling getrandom v0.2.0
[INFO] [stderr]    Compiling futures-core v0.3.8
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling futures-sink v0.3.8
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling bytes v1.0.0
[INFO] [stderr]    Compiling proc-macro-nested v0.1.6
[INFO] [stderr]    Compiling subtle v2.4.0
[INFO] [stderr]    Compiling once_cell v1.5.2
[INFO] [stderr]    Compiling smallvec v1.6.0
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling futures-io v0.3.8
[INFO] [stderr]    Compiling byte-tools v0.3.1
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling pin-project-lite v0.2.0
[INFO] [stderr]    Compiling cpuid-bool v0.1.2
[INFO] [stderr]    Compiling opaque-debug v0.3.0
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling fallible-iterator v0.2.0
[INFO] [stderr]    Compiling md5 v0.7.0
[INFO] [stderr]    Compiling siphasher v0.3.3
[INFO] [stderr]    Compiling base64 v0.13.0
[INFO] [stderr]    Compiling fake-simd v0.1.2
[INFO] [stderr]    Compiling opaque-debug v0.2.3
[INFO] [stderr]    Compiling hashbrown v0.9.1
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling try-lock v0.2.3
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling safemem v0.3.3
[INFO] [stderr]    Compiling mime v0.3.16
[INFO] [stderr]    Compiling utf-8 v0.7.5
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling pulldown-cmark v0.5.3
[INFO] [stderr]    Compiling base64 v0.11.0
[INFO] [stderr]    Compiling literalext v0.1.1
[INFO] [stderr]    Compiling dtoa v0.4.7
[INFO] [stderr]    Compiling maud_htmlescape v0.17.0
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling regex-syntax v0.6.21
[INFO] [stderr]    Compiling scoped-tls v1.0.0
[INFO] [stderr]    Compiling urlencoding v1.1.1
[INFO] [stderr]    Compiling hex v0.3.2
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling instant v0.1.9
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling tokio v1.0.1
[INFO] [stderr]    Compiling indexmap v1.6.1
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/literalext-0.1.1/src/lib.rs:19:37
[INFO] [stdout]    |
[INFO] [stdout] 19 | #![cfg_attr(feature = "proc-macro", feature(proc_macro))]
[INFO] [stdout]    |                                     ^^^^^^^^^^^^^^^^^^^ help: remove the attribute
[INFO] [stdout]    |
[INFO] [stdout]    = help: the feature `proc_macro` has been stable since 1.29.0 and no longer requires an attribute to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `regex-syntax`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name regex_syntax /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/regex-syntax-0.6.21/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="default"' --cfg 'feature="unicode"' --cfg 'feature="unicode-age"' --cfg 'feature="unicode-bool"' --cfg 'feature="unicode-case"' --cfg 'feature="unicode-gencat"' --cfg 'feature="unicode-perl"' --cfg 'feature="unicode-script"' --cfg 'feature="unicode-segment"' -C metadata=e6770d11f113e9f6 -C extra-filename=-e6770d11f113e9f6 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "b1415c5b3cf3c0a0d8420121a11ab2d00bb0918321a065476cfad7a38b540523", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1415c5b3cf3c0a0d8420121a11ab2d00bb0918321a065476cfad7a38b540523", kill_on_drop: false }`
[INFO] [stdout] b1415c5b3cf3c0a0d8420121a11ab2d00bb0918321a065476cfad7a38b540523