[INFO] cloning repository https://github.com/fabi321/confuse_server
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fabi321/confuse_server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffabi321%2Fconfuse_server", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffabi321%2Fconfuse_server'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cb1ba2ba0ea6cda97674c5444e5b245c3c5e6c45
[INFO] testing fabi321/confuse_server against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffabi321%2Fconfuse_server" "/workspace/builds/worker-37/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-37/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/fabi321/confuse_server on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/fabi321/confuse_server
[INFO] finished tweaking git repo https://github.com/fabi321/confuse_server
[INFO] tweaked toml for git repo https://github.com/fabi321/confuse_server written to /workspace/builds/worker-37/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "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" "+62efba8a050c64249dab942951bb28f710208bc8" "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 async-h1 v2.3.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3e59f1c4f19af69738a03751c70bcaa1935c0d6b26723b5a2079f23275a7eded
[INFO] running `Command { std: "docker" "start" "-a" "3e59f1c4f19af69738a03751c70bcaa1935c0d6b26723b5a2079f23275a7eded", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3e59f1c4f19af69738a03751c70bcaa1935c0d6b26723b5a2079f23275a7eded", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e59f1c4f19af69738a03751c70bcaa1935c0d6b26723b5a2079f23275a7eded", kill_on_drop: false }`
[INFO] [stdout] 3e59f1c4f19af69738a03751c70bcaa1935c0d6b26723b5a2079f23275a7eded
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c1db4d32791ca3cb4575308a213fc9045ec9d94677df87799fa7f397c1395741
[INFO] running `Command { std: "docker" "start" "-a" "c1db4d32791ca3cb4575308a213fc9045ec9d94677df87799fa7f397c1395741", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]    Compiling typenum v1.14.0
[INFO] [stderr]    Compiling futures-core v0.3.18
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling sval v1.0.0-alpha.5
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling pin-project-lite v0.2.7
[INFO] [stderr]    Compiling futures-io v0.3.18
[INFO] [stderr]    Compiling subtle v2.4.1
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling event-listener v2.5.1
[INFO] [stderr]    Compiling cache-padded v1.1.1
[INFO] [stderr]    Compiling slab v0.4.5
[INFO] [stderr]    Compiling waker-fn v1.1.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.15
[INFO] [stderr]    Compiling parking v2.0.0
[INFO] [stderr]    Compiling fastrand v1.5.0
[INFO] [stderr]    Compiling once_cell v1.8.0
[INFO] [stderr]    Compiling opaque-debug v0.3.0
[INFO] [stderr]    Compiling async-task v4.0.3
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling ryu v1.0.6
[INFO] [stderr]    Compiling signal-hook v0.3.10
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling atomic-waker v1.0.0
[INFO] [stderr]    Compiling cpuid-bool v0.2.0
[INFO] [stderr]    Compiling serde_json v1.0.72
[INFO] [stderr]    Compiling const_fn v0.4.8
[INFO] [stderr]    Compiling anyhow v1.0.51
[INFO] [stderr]    Compiling async-trait v0.1.51
[INFO] [stderr]    Compiling cpufeatures v0.2.1
[INFO] [stderr]    Compiling futures-task v0.3.18
[INFO] [stderr]    Compiling futures-util v0.3.18
[INFO] [stderr]    Compiling http-types v2.12.0
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling cc v1.0.72
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling infer v0.2.3
[INFO] [stderr]    Compiling futures-channel v0.3.18
[INFO] [stderr]    Compiling smallvec v1.7.0
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling match_cfg v0.1.0
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling constant_time_eq v0.1.5
[INFO] [stderr]    Compiling linked-hash-map v0.5.4
[INFO] [stderr]    Compiling arrayref v0.3.6
[INFO] [stderr]    Compiling data-encoding v2.3.2
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling pin-project-lite v0.1.12
[INFO] [stderr]    Compiling base64 v0.12.3
[INFO] [stderr]    Compiling route-recognizer v0.2.0
[INFO] [stderr]    Compiling tinyvec v1.5.1
[INFO] [stderr]    Compiling form_urlencoded v1.0.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling tokio v1.14.0
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling instant v0.1.12
[INFO] [stderr] error: could not compile `futures-io`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name futures_io --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-io-0.3.18/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="std"' -C metadata=e50c9d808f87a2d6 -C extra-filename=-e50c9d808f87a2d6 --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" "c1db4d32791ca3cb4575308a213fc9045ec9d94677df87799fa7f397c1395741", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1db4d32791ca3cb4575308a213fc9045ec9d94677df87799fa7f397c1395741", kill_on_drop: false }`
[INFO] [stdout] c1db4d32791ca3cb4575308a213fc9045ec9d94677df87799fa7f397c1395741