[INFO] cloning repository https://github.com/leizzer/base64-serde-test
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/leizzer/base64-serde-test" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fleizzer%2Fbase64-serde-test", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fleizzer%2Fbase64-serde-test'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] af35e0986bd63e1d8de7f5b4ceadd57d5fc35585
[INFO] checking leizzer/base64-serde-test against master#df20355fa9fa5e9fb89be4e4bfee8a643bb7a23e for pr-95474
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fleizzer%2Fbase64-serde-test" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/leizzer/base64-serde-test on toolchain df20355fa9fa5e9fb89be4e4bfee8a643bb7a23e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+df20355fa9fa5e9fb89be4e4bfee8a643bb7a23e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/leizzer/base64-serde-test
[INFO] finished tweaking git repo https://github.com/leizzer/base64-serde-test
[INFO] tweaked toml for git repo https://github.com/leizzer/base64-serde-test written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/leizzer/base64-serde-test already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+df20355fa9fa5e9fb89be4e4bfee8a643bb7a23e" "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 actix-rt v0.2.4
[INFO] [stderr]   Downloaded actix-connect v0.2.1
[INFO] [stderr]   Downloaded ascii v0.9.2
[INFO] [stderr]   Downloaded reqwest v0.9.19
[INFO] [stderr]   Downloaded cargo_metadata v0.8.2
[INFO] [stderr]   Downloaded actix-identity v0.1.0
[INFO] [stderr]   Downloaded cargo-edit v0.3.3
[INFO] [stderr]   Downloaded winreg v0.6.1
[INFO] [stderr]   Downloaded actix-http v0.2.7
[INFO] [stderr]   Downloaded actix-multipart v0.1.2
[INFO] [stderr]   Downloaded base64-serde v0.3.2
[INFO] [stderr]   Downloaded env_proxy v0.3.1
[INFO] [stderr]   Downloaded parking_lot_core v0.6.1
[INFO] [stderr]   Downloaded actix-web v1.0.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+df20355fa9fa5e9fb89be4e4bfee8a643bb7a23e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e22a6fba04199df99eaad433185914450dd48334e216e34d01cf3b1984a537c5
[INFO] running `Command { std: "docker" "start" "-a" "e22a6fba04199df99eaad433185914450dd48334e216e34d01cf3b1984a537c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e22a6fba04199df99eaad433185914450dd48334e216e34d01cf3b1984a537c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e22a6fba04199df99eaad433185914450dd48334e216e34d01cf3b1984a537c5", kill_on_drop: false }`
[INFO] [stdout] e22a6fba04199df99eaad433185914450dd48334e216e34d01cf3b1984a537c5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+df20355fa9fa5e9fb89be4e4bfee8a643bb7a23e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b5b1e27cc0ae310d2258550b68a587a1f0e8dc62214bccc5e75630c408bae69c
[INFO] running `Command { std: "docker" "start" "-a" "b5b1e27cc0ae310d2258550b68a587a1f0e8dc62214bccc5e75630c408bae69c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.60
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.39
[INFO] [stderr]     Checking cfg-if v0.1.9
[INFO] [stderr]    Compiling autocfg v0.1.5
[INFO] [stderr]    Compiling serde v1.0.97
[INFO] [stderr]     Checking spin v0.5.0
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling cc v1.0.37
[INFO] [stderr]    Compiling log v0.4.7
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]     Checking futures v0.1.28
[INFO] [stderr]     Checking rand_core v0.4.0
[INFO] [stderr]     Checking smallvec v0.6.10
[INFO] [stderr]     Checking either v1.5.2
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]     Checking stable_deref_trait v1.1.1
[INFO] [stderr]     Checking encoding_index_tests v0.1.4
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking itoa v0.4.4
[INFO] [stderr]    Compiling regex v1.1.9
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking rustc-demangle v0.1.15
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling bitflags v1.1.0
[INFO] [stderr]     Checking ucd-util v0.1.3
[INFO] [stderr]     Checking utf8-ranges v1.0.3
[INFO] [stderr]    Compiling ryu v1.0.0
[INFO] [stderr]     Checking scopeguard v1.0.0
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]     Checking linked-hash-map v0.5.2
[INFO] [stderr]     Checking indexmap v1.0.2
[INFO] [stderr]     Checking quick-error v1.2.2
[INFO] [stderr]     Checking adler32 v1.0.3
[INFO] [stderr]    Compiling encoding_rs v0.8.17
[INFO] [stderr]     Checking ppv-lite86 v0.2.5
[INFO] [stderr]     Checking dtoa v0.4.4
[INFO] [stderr]    Compiling pkg-config v0.3.15
[INFO] [stderr]    Compiling arrayvec v0.4.11
[INFO] [stderr]     Checking arc-swap v0.3.11
[INFO] [stderr]     Checking nodrop v0.1.13
[INFO] [stderr]     Checking copyless v0.1.4
[INFO] [stderr]     Checking untrusted v0.6.2
[INFO] [stderr]     Checking memoffset v0.2.1
[INFO] [stderr]     Checking sha1 v0.6.0
[INFO] [stderr]     Checking hashbrown v0.5.0
[INFO] [stderr]     Checking language-tags v0.2.2
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling openssl v0.10.24
[INFO] [stderr]    Compiling native-tls v0.2.3
[INFO] [stderr]     Checking try-lock v0.2.2
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking termcolor v1.0.5
[INFO] [stderr]     Checking openssl-probe v0.1.2
[INFO] [stderr]    Compiling unicode-segmentation v1.3.0
[INFO] [stderr]     Checking unicode-width v0.1.5
[INFO] [stderr]     Checking unchecked-index v0.2.2
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking ascii v0.9.2
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking encoding-index-korean v1.20141219.5
[INFO] [stderr]     Checking encoding-index-simpchinese v1.20141219.5
[INFO] [stderr]     Checking encoding-index-japanese v1.20141219.5
[INFO] [stderr]     Checking encoding-index-singlebyte v1.20141219.5
[INFO] [stderr]     Checking encoding-index-tradchinese v1.20141219.5
[INFO] [stderr]     Checking lazy_static v1.3.0
[INFO] [stderr]     Checking try_from v0.3.2
[INFO] [stderr]     Checking regex-syntax v0.6.8
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]     Checking lru-cache v0.1.2
[INFO] [stderr]     Checking crossbeam-utils v0.6.5
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling rand_chacha v0.2.0
[INFO] [stderr]     Checking owning_ref v0.4.0
[INFO] [stderr]     Checking lock_api v0.2.0
[INFO] [stderr]     Checking lock_api v0.3.1
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]     Checking miniz_oxide v0.2.2
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]     Checking humantime v1.2.0
[INFO] [stderr]     Checking unicode-normalization v0.1.8
[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-0.6.8/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 -C metadata=138b3956f519679f -C extra-filename=-138b3956f519679f --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern ucd_util=/opt/rustwide/target/debug/deps/libucd_util-32f182af8d1803e6.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" "b5b1e27cc0ae310d2258550b68a587a1f0e8dc62214bccc5e75630c408bae69c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5b1e27cc0ae310d2258550b68a587a1f0e8dc62214bccc5e75630c408bae69c", kill_on_drop: false }`
[INFO] [stdout] b5b1e27cc0ae310d2258550b68a587a1f0e8dc62214bccc5e75630c408bae69c