[INFO] cloning repository https://github.com/arjsin/tower-web-fileserving
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/arjsin/tower-web-fileserving" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farjsin%2Ftower-web-fileserving", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farjsin%2Ftower-web-fileserving'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cdcfbb6fe15cdcc96f3e48eee85ea6e8a972e8b8
[INFO] testing arjsin/tower-web-fileserving against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farjsin%2Ftower-web-fileserving" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/arjsin/tower-web-fileserving on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/arjsin/tower-web-fileserving
[INFO] finished tweaking git repo https://github.com/arjsin/tower-web-fileserving
[INFO] tweaked toml for git repo https://github.com/arjsin/tower-web-fileserving written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/arjsin/tower-web-fileserving already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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 serde_plain v0.3.0
[INFO] [stderr]   Downloaded hyper v0.12.23
[INFO] [stderr]   Downloaded mime v0.3.13
[INFO] [stderr]   Downloaded serde_derive v1.0.86
[INFO] [stderr]   Downloaded pest_derive v1.0.8
[INFO] [stderr]   Downloaded pest v1.0.6
[INFO] [stderr]   Downloaded checked v0.5.0
[INFO] [stderr]   Downloaded memchr v2.1.3
[INFO] [stderr]   Downloaded headers-derive v0.1.0
[INFO] [stderr]   Downloaded miniz_oxide_c_api v0.2.1
[INFO] [stderr]   Downloaded headers-core v0.1.0
[INFO] [stderr]   Downloaded http v0.1.15
[INFO] [stderr]   Downloaded miniz_oxide v0.2.1
[INFO] [stderr]   Downloaded tokio-timer v0.2.9
[INFO] [stderr]   Downloaded fuchsia-cprng v0.1.0
[INFO] [stderr]   Downloaded tower-service v0.1.0
[INFO] [stderr]   Downloaded proc-macro-hack-impl v0.4.1
[INFO] [stderr]   Downloaded string v0.1.3
[INFO] [stderr]   Downloaded h2 v0.1.16
[INFO] [stderr]   Downloaded serde v1.0.86
[INFO] [stderr]   Downloaded rustls v0.14.0
[INFO] [stderr]   Downloaded atoi v0.2.3
[INFO] [stderr]   Downloaded tokio-sync v0.1.1
[INFO] [stderr]   Downloaded block-buffer v0.7.2
[INFO] [stderr]   Downloaded headers v0.2.1
[INFO] [stderr]   Downloaded serde_urlencoded v0.5.4
[INFO] [stderr]   Downloaded rand_jitter v0.1.2
[INFO] [stderr]   Downloaded tokio-rustls v0.8.1
[INFO] [stderr]   Downloaded smallvec v0.6.8
[INFO] [stderr]   Downloaded proc-macro-hack v0.4.1
[INFO] [stderr]   Downloaded handlebars v1.0.5
[INFO] [stderr]   Downloaded tower-web-macros v0.3.3
[INFO] [stderr]   Downloaded tower-web v0.3.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c839a5368f1ed8a678980b8f682dcc5144deecb4d93c23048e7ac446c69ba5d4
[INFO] running `Command { std: "docker" "start" "-a" "c839a5368f1ed8a678980b8f682dcc5144deecb4d93c23048e7ac446c69ba5d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c839a5368f1ed8a678980b8f682dcc5144deecb4d93c23048e7ac446c69ba5d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c839a5368f1ed8a678980b8f682dcc5144deecb4d93c23048e7ac446c69ba5d4", kill_on_drop: false }`
[INFO] [stdout] c839a5368f1ed8a678980b8f682dcc5144deecb4d93c23048e7ac446c69ba5d4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 70f50fdb771f50361b0fbcedceda860499b2365047fdec79a52c8471d26cf002
[INFO] running `Command { std: "docker" "start" "-a" "70f50fdb771f50361b0fbcedceda860499b2365047fdec79a52c8471d26cf002", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.48
[INFO] [stderr]    Compiling cfg-if v0.1.6
[INFO] [stderr]    Compiling rand_core v0.4.0
[INFO] [stderr]    Compiling lazy_static v1.2.0
[INFO] [stderr]    Compiling byteorder v1.3.1
[INFO] [stderr]    Compiling autocfg v0.1.2
[INFO] [stderr]    Compiling futures v0.1.25
[INFO] [stderr]    Compiling cc v1.0.28
[INFO] [stderr]    Compiling arrayvec v0.4.10
[INFO] [stderr]    Compiling itoa v0.4.3
[INFO] [stderr]    Compiling proc-macro2 v0.4.27
[INFO] [stderr]    Compiling nodrop v0.1.13
[INFO] [stderr]    Compiling typenum v1.10.0
[INFO] [stderr]    Compiling serde v1.0.86
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling untrusted v0.6.2
[INFO] [stderr]    Compiling memchr v2.1.3
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling ryu v0.2.7
[INFO] [stderr]    Compiling safemem v0.3.0
[INFO] [stderr]    Compiling ucd-util v0.1.3
[INFO] [stderr]    Compiling regex v1.1.0
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling crc32fast v1.1.2
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling httparse v1.3.3
[INFO] [stderr]    Compiling same-file v1.0.4
[INFO] [stderr]    Compiling bitflags v1.0.4
[INFO] [stderr]    Compiling opaque-debug v0.2.2
[INFO] [stderr]    Compiling string v0.1.3
[INFO] [stderr]    Compiling indexmap v1.0.2
[INFO] [stderr]    Compiling proc-macro-hack-impl v0.4.1
[INFO] [stderr]    Compiling pest v1.0.6
[INFO] [stderr]    Compiling utf8-ranges v1.0.2
[INFO] [stderr]    Compiling quick-error v1.2.2
[INFO] [stderr]    Compiling unicode-width v0.1.5
[INFO] [stderr]    Compiling dtoa v0.4.3
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling unreachable v1.0.0
[INFO] [stderr]    Compiling owning_ref v0.4.0
[INFO] [stderr]    Compiling unicase v2.2.0
[INFO] [stderr]    Compiling block-padding v0.1.3
[INFO] [stderr]    Compiling rand_pcg v0.1.1
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling phf_shared v0.7.24
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.2
[INFO] [stderr]    Compiling ring v0.13.5
[INFO] [stderr]    Compiling miniz-sys v0.1.11
[INFO] [stderr]    Compiling walkdir v2.2.7
[INFO] [stderr]    Compiling lock_api v0.1.5
[INFO] [stderr]    Compiling log v0.4.6
[INFO] [stderr]    Compiling crossbeam-utils v0.6.5
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling phf v0.7.24
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]    Compiling textwrap v0.10.0
[INFO] [stderr]    Compiling smallvec v0.6.8
[INFO] [stderr]    Compiling proc-macro-hack v0.4.1
[INFO] [stderr]    Compiling tokio-executor v0.1.6
[INFO] [stderr]    Compiling tokio-sync v0.1.1
[INFO] [stderr]    Compiling want v0.0.6
[INFO] [stderr]    Compiling tower-service v0.1.0
[INFO] [stderr]    Compiling regex-syntax v0.6.5
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling mime v0.3.13
[INFO] [stderr]    Compiling quote v0.6.11
[INFO] [stderr]    Compiling crossbeam-channel v0.3.8
[INFO] [stderr]    Compiling unicode-normalization v0.1.8
[INFO] [stderr]    Compiling crossbeam-epoch v0.7.1
[INFO] [stderr]    Compiling iovec v0.1.2
[INFO] [stderr]    Compiling rand_os v0.1.2
[INFO] [stderr]    Compiling num_cpus v1.9.0
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling base64 v0.9.3
[INFO] [stderr]    Compiling base64 v0.10.1
[INFO] [stderr]    Compiling generic-array v0.12.0
[INFO] [stderr]    Compiling crossbeam-deque v0.6.3
[INFO] [stderr]    Compiling tokio-current-thread v0.1.4
[INFO] [stderr]    Compiling tokio-timer v0.2.9
[INFO] [stderr]    Compiling clap v2.32.0
[INFO] [stderr]    Compiling syn v0.15.26
[INFO] [stderr]    Compiling futures-cpupool v0.1.8
[INFO] [stderr]    Compiling flate2 v1.0.6
[INFO] [stderr]    Compiling bytes v0.4.11
[INFO] [stderr]    Compiling aho-corasick v0.6.9
[INFO] [stderr]    Compiling mio v0.6.16
[INFO] [stderr]    Compiling atoi v0.2.3
[INFO] [stderr]    Compiling checked v0.5.0
[INFO] [stderr]    Compiling block-buffer v0.7.2
[INFO] [stderr]    Compiling digest v0.8.0
[INFO] [stderr]    Compiling chrono v0.4.6
[INFO] [stderr]    Compiling tokio-io v0.1.11
[INFO] [stderr]    Compiling http v0.1.15
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling serde_json v1.0.38
[INFO] [stderr]    Compiling serde_plain v0.3.0
[INFO] [stderr]    Compiling sha-1 v0.8.1
[INFO] [stderr] error: could not compile `clap`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name clap /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/clap-2.32.0/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="ansi_term"' --cfg 'feature="atty"' --cfg 'feature="color"' --cfg 'feature="default"' --cfg 'feature="strsim"' --cfg 'feature="suggestions"' --cfg 'feature="vec_map"' -C metadata=abcde0aafa042b88 -C extra-filename=-abcde0aafa042b88 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern ansi_term=/opt/rustwide/target/debug/deps/libansi_term-7174ce98a6fd1d8e.rmeta --extern atty=/opt/rustwide/target/debug/deps/libatty-5a57b3371325d326.rmeta --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-0987f7eb4066015f.rmeta --extern strsim=/opt/rustwide/target/debug/deps/libstrsim-04eef2d3220ea4a0.rmeta --extern textwrap=/opt/rustwide/target/debug/deps/libtextwrap-4e9db16327fb0ffe.rmeta --extern unicode_width=/opt/rustwide/target/debug/deps/libunicode_width-ad74fbedc0cb4334.rmeta --extern vec_map=/opt/rustwide/target/debug/deps/libvec_map-32a27d7a4d614ade.rmeta --cap-lints allow --cap-lints=warn` (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" "70f50fdb771f50361b0fbcedceda860499b2365047fdec79a52c8471d26cf002", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70f50fdb771f50361b0fbcedceda860499b2365047fdec79a52c8471d26cf002", kill_on_drop: false }`
[INFO] [stdout] 70f50fdb771f50361b0fbcedceda860499b2365047fdec79a52c8471d26cf002