[INFO] fetching crate fortress 1.0.1...
[INFO] checking fortress-1.0.1 against master#db1fb85cff63ad5fffe435e17128f99f9e1d970c for pr-89056
[INFO] extracting crate fortress 1.0.1 into /workspace/builds/worker-50/source
[INFO] validating manifest of crates.io crate fortress 1.0.1 on toolchain db1fb85cff63ad5fffe435e17128f99f9e1d970c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fortress 1.0.1
[INFO] finished tweaking crates.io crate fortress 1.0.1
[INFO] tweaked toml for crates.io crate fortress 1.0.1 written to /workspace/builds/worker-50/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e37766f26ff1bf25be6adf62cbb27dcae007d8ec00877579f897003f85531791
[INFO] running `Command { std: "docker" "start" "-a" "e37766f26ff1bf25be6adf62cbb27dcae007d8ec00877579f897003f85531791", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e37766f26ff1bf25be6adf62cbb27dcae007d8ec00877579f897003f85531791", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e37766f26ff1bf25be6adf62cbb27dcae007d8ec00877579f897003f85531791", kill_on_drop: false }`
[INFO] [stdout] e37766f26ff1bf25be6adf62cbb27dcae007d8ec00877579f897003f85531791
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d028378fc0ac4fad0f1f9e6a160317834fa889c015acd240a5ad6998e481d054
[INFO] running `Command { std: "docker" "start" "-a" "d028378fc0ac4fad0f1f9e6a160317834fa889c015acd240a5ad6998e481d054", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking futures v0.1.31
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking slab v0.4.4
[INFO] [stderr]     Checking bitflags v0.8.2
[INFO] [stderr]     Checking lazy_static v0.2.11
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]     Checking encoding_index_tests v0.1.4
[INFO] [stderr]     Checking bitflags v0.5.0
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling openssl v0.9.24
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]     Checking bitflags v0.9.1
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]     Checking try-lock v0.1.0
[INFO] [stderr]     Checking mime v0.3.16
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]    Compiling cairo-rs v0.1.3
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]    Compiling gio v0.1.3
[INFO] [stderr]    Compiling serde_json v1.0.68
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling encoding_rs v0.8.28
[INFO] [stderr]    Compiling gdk-pixbuf v0.1.3
[INFO] [stderr]     Checking language-tags v0.2.2
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]     Checking rle-decode-fast v1.0.1
[INFO] [stderr]     Checking dtoa v0.4.8
[INFO] [stderr]     Checking c_vec v1.2.1
[INFO] [stderr]     Checking take_mut v0.2.2
[INFO] [stderr]     Checking adler32 v1.2.0
[INFO] [stderr]    Compiling gdk v0.5.3
[INFO] [stderr]     Checking data-encoding v2.3.2
[INFO] [stderr]    Compiling gtk v0.1.3
[INFO] [stderr]     Checking chunked_transfer v0.3.1
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]     Checking ascii v0.7.1
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking directories v0.10.0
[INFO] [stderr]    Compiling glib-sys v0.3.4
[INFO] [stderr]    Compiling gobject-sys v0.3.4
[INFO] [stderr]    Compiling gio-sys v0.3.4
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling gdk-pixbuf-sys v0.3.4
[INFO] [stderr]    Compiling cairo-sys-rs v0.3.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling pango-sys v0.3.4
[INFO] [stderr]    Compiling openssl-sys v0.9.66
[INFO] [stderr]    Compiling gdk-sys v0.3.4
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling atk-sys v0.3.4
[INFO] [stderr]    Compiling gtk-sys v0.3.4
[INFO] [stderr]     Checking encoding-index-japanese v1.20141219.5
[INFO] [stderr]     Checking encoding-index-tradchinese v1.20141219.5
[INFO] [stderr]     Checking encoding-index-korean v1.20141219.5
[INFO] [stderr]     Checking encoding-index-simpchinese v1.20141219.5
[INFO] [stderr]     Checking encoding-index-singlebyte v1.20141219.5
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking httparse v1.5.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking crossbeam-utils v0.7.2
[INFO] [stderr]     Checking net2 v0.2.37
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr] error: could not compile `futures`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name futures /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-0.1.31/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="use_std"' --cfg 'feature="with-deprecated"' -C metadata=e0ed641fc67e7bc1 -C extra-filename=-e0ed641fc67e7bc1 --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" "d028378fc0ac4fad0f1f9e6a160317834fa889c015acd240a5ad6998e481d054", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d028378fc0ac4fad0f1f9e6a160317834fa889c015acd240a5ad6998e481d054", kill_on_drop: false }`
[INFO] [stdout] d028378fc0ac4fad0f1f9e6a160317834fa889c015acd240a5ad6998e481d054