[INFO] cloning repository https://github.com/emosenkis/debfs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/emosenkis/debfs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Femosenkis%2Fdebfs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Femosenkis%2Fdebfs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1b99e127140657e9bec8a134a595ced33e6ef05a
[INFO] testing emosenkis/debfs against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Femosenkis%2Fdebfs" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/emosenkis/debfs on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/emosenkis/debfs
[INFO] finished tweaking git repo https://github.com/emosenkis/debfs
[INFO] tweaked toml for git repo https://github.com/emosenkis/debfs written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/emosenkis/debfs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ar v0.8.0
[INFO] [stderr]   Downloaded indexmap v1.5.1
[INFO] [stderr]   Downloaded directories v1.0.2
[INFO] [stderr]   Downloaded rust-lzma v0.5.1
[INFO] [stderr]   Downloaded distro-keyring v0.1.0
[INFO] [stderr]   Downloaded mailparse v0.6.5
[INFO] [stderr]   Downloaded debcontrol v0.1.1
[INFO] [stderr]   Downloaded gpgrv v0.2.3
[INFO] [stderr]   Downloaded fapt v0.1.0
[INFO] [stderr]   Downloaded tempfile-fast v0.3.3
[INFO] [stderr]   Downloaded deb-version v0.1.1
[INFO] [stderr]   Downloaded insideout v0.2.0
[INFO] [stderr]   Downloaded gumdrop v0.8.0
[INFO] [stderr]   Downloaded iowrap v0.2.0
[INFO] [stderr]   Downloaded polyfuse v0.3.3
[INFO] [stderr]   Downloaded polyfuse-tokio v0.2.1
[INFO] [stderr]   Downloaded gumdrop_derive v0.8.0
[INFO] [stderr]   Downloaded tar v0.4.29
[INFO] [stderr]   Downloaded tracing-attributes v0.1.10
[INFO] [stderr]   Downloaded semver v0.10.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0f2cf94ce1887d7d5b7d659dc288efcaf6ef780c2058aa4501fb9ac540fd60fa
[INFO] running `Command { std: "docker" "start" "-a" "0f2cf94ce1887d7d5b7d659dc288efcaf6ef780c2058aa4501fb9ac540fd60fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0f2cf94ce1887d7d5b7d659dc288efcaf6ef780c2058aa4501fb9ac540fd60fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f2cf94ce1887d7d5b7d659dc288efcaf6ef780c2058aa4501fb9ac540fd60fa", kill_on_drop: false }`
[INFO] [stdout] 0f2cf94ce1887d7d5b7d659dc288efcaf6ef780c2058aa4501fb9ac540fd60fa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] baf8f2064d5300ae2ab05a1dc077d387607deb709fae098eb02747b4e1f6a9bb
[INFO] running `Command { std: "docker" "start" "-a" "baf8f2064d5300ae2ab05a1dc077d387607deb709fae098eb02747b4e1f6a9bb", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling libc v0.2.74
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.38
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling either v1.6.0
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling pkg-config v0.3.18
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling itoa v0.4.6
[INFO] [stderr]    Compiling tinyvec v0.3.3
[INFO] [stderr]    Compiling serde_derive v1.0.115
[INFO] [stderr]    Compiling cc v1.0.58
[INFO] [stderr]    Compiling serde v1.0.115
[INFO] [stderr]    Compiling pin-project-internal v0.4.23
[INFO] [stderr]    Compiling regex-syntax v0.6.18
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling adler v0.2.3
[INFO] [stderr]    Compiling gimli v0.22.0
[INFO] [stderr]    Compiling proc-macro-nested v0.1.6
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling futures-core v0.3.5
[INFO] [stderr]    Compiling proc-macro-hack v0.5.18
[INFO] [stderr]    Compiling openssl v0.10.30
[INFO] [stderr]    Compiling object v0.20.0
[INFO] [stderr]    Compiling once_cell v1.4.0
[INFO] [stderr]    Compiling futures-sink v0.3.5
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling try-lock v0.2.3
[INFO] [stderr]    Compiling ppv-lite86 v0.2.8
[INFO] [stderr]    Compiling futures-io v0.3.5
[INFO] [stderr]    Compiling encoding_rs v0.8.23
[INFO] [stderr]    Compiling dtoa v0.4.6
[INFO] [stderr]    Compiling adler32 v1.2.0
[INFO] [stderr]    Compiling bytes v0.5.6
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling arc-swap v0.4.7
[INFO] [stderr]    Compiling safemem v0.3.3
[INFO] [stderr]    Compiling mime v0.3.16
[INFO] [stderr]    Compiling rle-decode-fast v1.0.1
[INFO] [stderr]    Compiling iowrap v0.2.0
[INFO] [stderr]    Compiling anyhow v1.0.32
[INFO] [stderr]    Compiling quoted_printable v0.4.2
[INFO] [stderr]    Compiling distro-keyring v0.1.0
[INFO] [stderr]    Compiling deb-version v0.1.1
[INFO] [stderr]    Compiling smallvec v1.4.2
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling insideout v0.2.0
[INFO] [stderr]    Compiling ar v0.8.0
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling tracing-core v0.1.14
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling sharded-slab v0.0.9
[INFO] [stderr]    Compiling semver v0.10.0
[INFO] [stderr]    Compiling lock_api v0.3.4
[INFO] [stderr]    Compiling futures-channel v0.3.5
[INFO] [stderr]    Compiling tokio-sync v0.1.8
[INFO] [stderr]    Compiling miniz_oxide v0.4.0
[INFO] [stderr]    Compiling futures-task v0.3.5
[INFO] [stderr]    Compiling unicode-normalization v0.1.13
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.5
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling hashbrown v0.8.2
[INFO] [stderr]    Compiling indexmap v1.5.1
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-iter v0.1.41
[INFO] [stderr]    Compiling base64 v0.10.1
[INFO] [stderr]    Compiling base64 v0.9.3
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]    Compiling libflate v0.1.27
[INFO] [stderr]    Compiling digest v0.8.1
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling mailparse v0.6.5
[INFO] [stderr]    Compiling rust-lzma v0.5.1
[INFO] [stderr]    Compiling want v0.2.0
[INFO] [stderr]    Compiling tracing-log v0.1.1
[INFO] [stderr]    Compiling sha2 v0.8.2
[INFO] [stderr]    Compiling sha-1 v0.8.2
[INFO] [stderr]    Compiling md-5 v0.8.0
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling net2 v0.2.34
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling filetime v0.2.12
[INFO] [stderr]    Compiling signal-hook-registry v1.2.1
[INFO] [stderr]    Compiling flate2 v1.0.16
[INFO] [stderr]    Compiling xattr v0.2.2
[INFO] [stderr]    Compiling directories v1.0.2
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling mio v0.6.22
[INFO] [stderr]    Compiling futures-cpupool v0.1.8
[INFO] [stderr]    Compiling tokio-executor v0.1.10
[INFO] [stderr]    Compiling crossbeam-queue v0.2.3
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling idna v0.1.5
[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-0.6.18/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="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=93c14007ae22b74c -C extra-filename=-93c14007ae22b74c --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: build failed
[INFO] running `Command { std: "docker" "inspect" "baf8f2064d5300ae2ab05a1dc077d387607deb709fae098eb02747b4e1f6a9bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "baf8f2064d5300ae2ab05a1dc077d387607deb709fae098eb02747b4e1f6a9bb", kill_on_drop: false }`
[INFO] [stdout] baf8f2064d5300ae2ab05a1dc077d387607deb709fae098eb02747b4e1f6a9bb