[INFO] fetching crate libflubber 0.1.0-alpha.1...
[INFO] testing libflubber-0.1.0-alpha.1 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237
[INFO] extracting crate libflubber 0.1.0-alpha.1 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate libflubber 0.1.0-alpha.1
[INFO] finished tweaking crates.io crate libflubber 0.1.0-alpha.1
[INFO] tweaked toml for crates.io crate libflubber 0.1.0-alpha.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate libflubber 0.1.0-alpha.1 on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 121 packages to latest compatible versions
[INFO] [stderr]       Adding arc-swap v0.3.11 (available: v1.7.1)
[INFO] [stderr]       Adding bytes v0.4.12 (available: v1.10.1)
[INFO] [stderr]       Adding derive_more v0.14.1 (available: v2.0.1)
[INFO] [stderr]       Adding diesel v1.4.8 (available: v2.2.12)
[INFO] [stderr]       Adding diesel_migrations v1.4.0 (available: v2.2.0)
[INFO] [stderr]       Adding futures v0.1.31 (available: v0.3.31)
[INFO] [stderr]       Adding pretty_assertions v0.6.1 (available: v1.4.1)
[INFO] [stderr]       Adding serde_cbor v0.9.0 (available: v0.11.2)
[INFO] [stderr]       Adding tokio v0.1.22 (available: v1.47.1)
[INFO] [stderr]       Adding toml v0.4.10 (available: v0.9.5)
[INFO] [stderr]       Adding tower-service v0.2.0 (available: v0.3.3)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f50546a69f9fe59ed497b310fb8a1d00130398e27ce709729776bb5416a09b2c
[INFO] running `Command { std: "docker" "start" "-a" "f50546a69f9fe59ed497b310fb8a1d00130398e27ce709729776bb5416a09b2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f50546a69f9fe59ed497b310fb8a1d00130398e27ce709729776bb5416a09b2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f50546a69f9fe59ed497b310fb8a1d00130398e27ce709729776bb5416a09b2c", kill_on_drop: false }`
[INFO] [stdout] f50546a69f9fe59ed497b310fb8a1d00130398e27ce709729776bb5416a09b2c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7ac79fd184d5674ac750e55ca12c5ba03dcf2a2174f9527575e058a631ffb373
[INFO] running `Command { std: "docker" "start" "-a" "7ac79fd184d5674ac750e55ca12c5ba03dcf2a2174f9527575e058a631ffb373", kill_on_drop: false }`
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling futures v0.1.31
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling lock_api v0.3.4
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling net2 v0.2.39
[INFO] [stderr]    Compiling num_cpus v1.17.0
[INFO] [stderr]    Compiling libsqlite3-sys v0.22.2
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling regex-syntax v0.8.6
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling object v0.36.7
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling smallvec v0.6.14
[INFO] [stderr]    Compiling gimli v0.31.1
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling parking_lot_core v0.6.3
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling antidote v1.0.0
[INFO] [stderr]    Compiling half v1.8.3
[INFO] [stderr]    Compiling arc-swap v0.3.11
[INFO] [stderr]    Compiling crossbeam-queue v0.2.3
[INFO] [stderr]    Compiling crossbeam-queue v0.1.2
[INFO] [stderr]    Compiling mio-uds v0.6.8
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling crossbeam-deque v0.7.4
[INFO] [stderr]    Compiling tokio-executor v0.1.10
[INFO] [stderr]    Compiling tokio-io v0.1.13
[INFO] [stderr]    Compiling tokio-sync v0.1.8
[INFO] [stderr]    Compiling tokio-threadpool v0.1.18
[INFO] [stderr]    Compiling tokio-timer v0.2.13
[INFO] [stderr]    Compiling tokio-current-thread v0.1.7
[INFO] [stderr]    Compiling tokio-reactor v0.1.12
[INFO] [stderr]    Compiling tokio-codec v0.1.2
[INFO] [stderr]    Compiling tower-service v0.2.0
[INFO] [stderr]    Compiling regex-automata v0.4.10
[INFO] [stderr]    Compiling tokio-signal v0.2.9
[INFO] [stderr]    Compiling tokio-fs v0.1.7
[INFO] [stderr] error: could not compile `regex-syntax` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6/bin/rustc --crate-name regex_syntax --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/regex-syntax-0.8.6/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 --cfg 'feature="default"' --cfg 'feature="std"' --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"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("arbitrary", "default", "std", "unicode", "unicode-age", "unicode-bool", "unicode-case", "unicode-gencat", "unicode-perl", "unicode-script", "unicode-segment"))' -C metadata=7cff8d058d2c0feb -C extra-filename=-c65950e42a980085 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `gimli` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6/bin/rustc --crate-name gimli --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/gimli-0.31.1/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="read"' --cfg 'feature="read-core"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("default", "endian-reader", "fallible-iterator", "read", "read-all", "read-core", "rustc-dep-of-std", "std", "write"))' -C metadata=ae19100335a029ea -C extra-filename=-672214083c0de216 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "7ac79fd184d5674ac750e55ca12c5ba03dcf2a2174f9527575e058a631ffb373", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ac79fd184d5674ac750e55ca12c5ba03dcf2a2174f9527575e058a631ffb373", kill_on_drop: false }`
[INFO] [stdout] 7ac79fd184d5674ac750e55ca12c5ba03dcf2a2174f9527575e058a631ffb373