[INFO] cloning repository https://github.com/timvisee/ffsend
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/timvisee/ffsend" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftimvisee%2Fffsend", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftimvisee%2Fffsend'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 22c53316ab622584ebdd3096c95ce6832a21c898
[INFO] building timvisee/ffsend against master#ff34b919075f35a1787659e9c448a34b06bab8de for issue-85264
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftimvisee%2Fffsend" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/timvisee/ffsend on toolchain ff34b919075f35a1787659e9c448a34b06bab8de
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/timvisee/ffsend
[INFO] finished tweaking git repo https://github.com/timvisee/ffsend
[INFO] tweaked toml for git repo https://github.com/timvisee/ffsend written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/timvisee/ffsend already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+ff34b919075f35a1787659e9c448a34b06bab8de" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ef00b785337fc6004339747090e08da7b2cea2f5dbe2acef614c635822e539a4
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "ef00b785337fc6004339747090e08da7b2cea2f5dbe2acef614c635822e539a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ef00b785337fc6004339747090e08da7b2cea2f5dbe2acef614c635822e539a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef00b785337fc6004339747090e08da7b2cea2f5dbe2acef614c635822e539a4", kill_on_drop: false }`
[INFO] [stdout] ef00b785337fc6004339747090e08da7b2cea2f5dbe2acef614c635822e539a4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+ff34b919075f35a1787659e9c448a34b06bab8de" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] bec6b64706d4d808e1b43d0b31fc39f534e741448e2a3a208b98f0ec7955f08a
[INFO] running `Command { std: "docker" "start" "-a" "bec6b64706d4d808e1b43d0b31fc39f534e741448e2a3a208b98f0ec7955f08a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling slab v0.4.3
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling openssl v0.10.34
[INFO] [stderr]    Compiling foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling native-tls v0.2.7
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling futures-sink v0.3.14
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling httparse v1.4.0
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling openssl-probe v0.1.2
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling try-lock v0.2.3
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling spin v0.5.2
[INFO] [stderr]    Compiling strsim v0.9.3
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling byte-tools v0.3.1
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling httpdate v1.0.0
[INFO] [stderr]    Compiling percent-encoding v1.0.1
[INFO] [stderr]    Compiling opaque-debug v0.2.3
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling fake-simd v0.1.2
[INFO] [stderr]    Compiling safemem v0.3.3
[INFO] [stderr]    Compiling httpdate v0.3.2
[INFO] [stderr]    Compiling const_fn v0.4.7
[INFO] [stderr]    Compiling ipnet v2.3.0
[INFO] [stderr]    Compiling derive_builder v0.9.0
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling ffsend-api v0.7.2
[INFO] [stderr]    Compiling cpufeatures v0.1.1
[INFO] [stderr]    Compiling checked_int_cast v1.0.0
[INFO] [stderr]    Compiling encode_unicode v0.3.6
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling version-compare v0.0.11
[INFO] [stderr]    Compiling arrayref v0.3.6
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling ffsend v0.2.72 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling standback v0.2.17
[INFO] [stderr]    Compiling backtrace v0.3.59
[INFO] [stderr]    Compiling base64 v0.10.1
[INFO] [stderr]    Compiling regex-automata v0.1.9
[INFO] [stderr]    Compiling time v0.2.26
[INFO] [stderr]    Compiling futures-channel v0.3.14
[INFO] [stderr]    Compiling foreign-types v0.3.2
[INFO] [stderr]    Compiling http v0.2.4
[INFO] [stderr]    Compiling unicode-bidi v0.3.5
[INFO] [stderr]    Compiling tinyvec v1.2.0
[INFO] [stderr]    Compiling tracing-core v0.1.18
[INFO] [stderr]    Compiling tokio-sync v0.1.8
[INFO] [stderr]    Compiling lock_api v0.3.4
[INFO] [stderr]    Compiling lock_api v0.4.4
[INFO] [stderr]    Compiling form_urlencoded v1.0.1
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling block-padding v0.1.5
[INFO] [stderr]    Compiling base64 v0.9.3
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]    Compiling tokio v1.5.0
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling crossbeam-utils v0.8.4
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling textwrap v0.11.0
[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 unicase v1.4.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling qrcode v0.12.0
[INFO] [stderr]    Compiling openssl-sys v0.9.63
[INFO] [stderr]    Compiling encoding_rs v0.8.28
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling tracing v0.1.26
[INFO] [stderr]    Compiling want v0.3.0
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling generic-array v0.12.4
[INFO] [stderr]    Compiling smallvec v0.6.14
[INFO] [stderr]    Compiling crypto-mac v0.10.0
[INFO] [stderr]    Compiling mime v0.2.6
[INFO] [stderr]    Compiling unicode-normalization v0.1.17
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling net2 v0.2.37
[INFO] [stderr]    Compiling mio v0.7.11
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling socket2 v0.4.0
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling socket2 v0.3.19
[INFO] [stderr]    Compiling parking_lot_core v0.8.3
[INFO] [stderr]    Compiling signal-hook-registry v1.3.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stderr]    Compiling filetime v0.2.14
[INFO] [stderr]    Compiling xattr v0.2.2
[INFO] [stderr]    Compiling dirs-sys v0.3.6
[INFO] [stderr]    Compiling which v4.1.0
[INFO] [stderr]    Compiling fs2 v0.4.3
[INFO] [stderr]    Compiling rpassword v5.0.1
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling digest v0.8.1
[INFO] [stderr]    Compiling sha2 v0.9.4
[INFO] [stderr]    Compiling hmac v0.10.1
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]    Compiling tokio-executor v0.1.10
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling http-body v0.4.1
[INFO] [stderr]    Compiling http-body v0.3.1
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling rand_core v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling colored v2.0.0
[INFO] [stderr]    Compiling signal-hook v0.1.17
[INFO] [stderr]    Compiling term v0.5.2
[INFO] [stderr]    Compiling idna v0.2.3
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling directories v3.0.2
[INFO] [stderr]    Compiling open v1.7.0
[INFO] [stderr]    Compiling tar v0.4.33
[INFO] [stderr]    Compiling sha-1 v0.8.2
[INFO] [stderr]    Compiling hkdf v0.10.0
[INFO] [stderr]    Compiling crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling webpki v0.21.4
[INFO] [stderr]    Compiling sct v0.6.1
[INFO] [stderr]    Compiling tokio-io v0.1.13
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling tokio v0.2.25
[INFO] [stderr]    Compiling crossterm v0.19.0
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling rand v0.8.3
[INFO] [stderr]    Compiling rustls v0.19.1
[INFO] [stderr]    Compiling webpki-roots v0.21.1
[INFO] [stderr]    Compiling pbr v1.0.4
[INFO] [stderr]    Compiling tokio-codec v0.1.2
[INFO] [stderr]    Compiling tokio-reactor v0.1.12
[INFO] [stderr]    Compiling tempfile v3.2.0
[INFO] [stderr]    Compiling hyper v0.10.16
[INFO] [stderr]    Compiling qr2term v0.2.2
[INFO] [stderr]    Compiling tokio-tcp v0.1.4
[INFO] [stderr]    Compiling tokio-util v0.6.6
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]    Compiling darling_core v0.12.4
[INFO] [stderr]    Compiling synstructure v0.12.4
[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-1.0.72/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=a4ad4eff50ba7d86 -C extra-filename=-a4ad4eff50ba7d86 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-7b8784b2c4431615.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-299e6c8123e25dcd.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-44670c754cca1080.rmeta --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" "bec6b64706d4d808e1b43d0b31fc39f534e741448e2a3a208b98f0ec7955f08a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bec6b64706d4d808e1b43d0b31fc39f534e741448e2a3a208b98f0ec7955f08a", kill_on_drop: false }`
[INFO] [stdout] bec6b64706d4d808e1b43d0b31fc39f534e741448e2a3a208b98f0ec7955f08a
