[INFO] fetching crate irc 0.15.0...
[INFO] testing irc-0.15.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate irc 0.15.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate irc 0.15.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate irc 0.15.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate irc 0.15.0
[INFO] tweaked toml for crates.io crate irc 0.15.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate irc 0.15.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 84f5c206013bc4471fe66d77eb5360efce72de15640040ac5daf8d3a1899b83d
[INFO] running `Command { std: "docker" "start" "-a" "84f5c206013bc4471fe66d77eb5360efce72de15640040ac5daf8d3a1899b83d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "84f5c206013bc4471fe66d77eb5360efce72de15640040ac5daf8d3a1899b83d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84f5c206013bc4471fe66d77eb5360efce72de15640040ac5daf8d3a1899b83d", kill_on_drop: false }`
[INFO] [stdout] 84f5c206013bc4471fe66d77eb5360efce72de15640040ac5daf8d3a1899b83d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 58da74cd29090a8460e71b8154574988b3e338c281090c0b3f07ae294de1b513
[INFO] running `Command { std: "docker" "start" "-a" "58da74cd29090a8460e71b8154574988b3e338c281090c0b3f07ae294de1b513", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.59
[INFO] [stderr]    Compiling libc v0.2.82
[INFO] [stderr]    Compiling log v0.4.13
[INFO] [stderr]    Compiling pin-project-lite v0.2.4
[INFO] [stderr]    Compiling futures-core v0.3.12
[INFO] [stderr]    Compiling foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling openssl v0.10.32
[INFO] [stderr]    Compiling serde_derive v1.0.121
[INFO] [stderr]    Compiling futures-sink v0.3.12
[INFO] [stderr]    Compiling serde v1.0.121
[INFO] [stderr]    Compiling native-tls v0.2.7
[INFO] [stderr]    Compiling openssl-probe v0.1.2
[INFO] [stderr]    Compiling bytes v1.0.1
[INFO] [stderr]    Compiling once_cell v1.5.2
[INFO] [stderr]    Compiling futures-io v0.3.12
[INFO] [stderr]    Compiling openssl-sys v0.9.60
[INFO] [stderr]    Compiling tokio v1.1.0
[INFO] [stderr]    Compiling instant v0.1.9
[INFO] [stderr]    Compiling lock_api v0.4.2
[INFO] [stderr]    Compiling futures-task v0.3.12
[INFO] [stderr]    Compiling foreign-types v0.3.2
[INFO] [stderr]    Compiling futures-channel v0.3.12
[INFO] [stderr]    Compiling mio v0.7.7
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling parking_lot_core v0.8.2
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling tokio-macros v1.0.0
[INFO] [stderr]    Compiling async-stream-impl v0.3.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.23
[INFO] [stderr]    Compiling pin-project-internal v1.0.4
[INFO] [stderr]    Compiling futures-macro v0.3.12
[INFO] [stderr]    Compiling async-stream v0.3.0
[INFO] [stderr]    Compiling futures-util v0.3.12
[INFO] [stderr]    Compiling thiserror v1.0.23
[INFO] [stderr]    Compiling pin-project v1.0.4
[INFO] [stderr]    Compiling tokio-stream v0.1.2
[INFO] [stderr]    Compiling tokio-native-tls v0.3.0
[INFO] [stderr]    Compiling tokio-util v0.6.2
[INFO] [stderr]    Compiling irc-proto v0.15.0
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling irc v0.15.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 30.70s
[INFO] running `Command { std: "docker" "inspect" "58da74cd29090a8460e71b8154574988b3e338c281090c0b3f07ae294de1b513", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58da74cd29090a8460e71b8154574988b3e338c281090c0b3f07ae294de1b513", kill_on_drop: false }`
[INFO] [stdout] 58da74cd29090a8460e71b8154574988b3e338c281090c0b3f07ae294de1b513
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5fbcc05cf14f3c3db2ed008146282396e0c55bc754b486dc55850321671aac03
[INFO] running `Command { std: "docker" "start" "-a" "5fbcc05cf14f3c3db2ed008146282396e0c55bc754b486dc55850321671aac03", kill_on_drop: false }`
[INFO] [stderr]    Compiling regex-syntax v0.6.22
[INFO] [stderr]    Compiling anyhow v1.0.38
[INFO] [stderr]    Compiling thread_local v1.1.1
[INFO] [stderr]    Compiling getopts v0.2.21
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling futures-executor v0.3.12
[INFO] [stderr]    Compiling futures v0.3.12
[INFO] [stderr]    Compiling args v2.2.0
[INFO] [stderr]    Compiling regex v1.4.3
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling irc v0.15.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `irc`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name irc --edition=2018 src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --test --cfg 'feature="ctcp"' --cfg 'feature="default"' --cfg 'feature="native-tls"' --cfg 'feature="serde"' --cfg 'feature="serde_derive"' --cfg 'feature="tls-native"' --cfg 'feature="tokio-native-tls"' --cfg 'feature="toml"' --cfg 'feature="toml_config"' -C metadata=fb5d95fb2ac9ad63 -C extra-filename=-fb5d95fb2ac9ad63 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern anyhow=/opt/rustwide/target/debug/deps/libanyhow-dc663d9d92e90946.rlib --extern args=/opt/rustwide/target/debug/deps/libargs-ba6461a0a434967c.rlib --extern chrono=/opt/rustwide/target/debug/deps/libchrono-3d0621c77625f922.rlib --extern encoding=/opt/rustwide/target/debug/deps/libencoding-cb1a7502c2c55705.rlib --extern env_logger=/opt/rustwide/target/debug/deps/libenv_logger-9548f5c674de55d7.rlib --extern futures=/opt/rustwide/target/debug/deps/libfutures-7f182a2948cdde7a.rlib --extern futures_util=/opt/rustwide/target/debug/deps/libfutures_util-bfcc04de48faea87.rlib --extern getopts=/opt/rustwide/target/debug/deps/libgetopts-ffe37d646c4ac1c7.rlib --extern irc_proto=/opt/rustwide/target/debug/deps/libirc_proto-0e34eff36a75fe7f.rlib --extern log=/opt/rustwide/target/debug/deps/liblog-cd39d60d4910bb17.rlib --extern native_tls=/opt/rustwide/target/debug/deps/libnative_tls-4f67ae6cf4047736.rlib --extern parking_lot=/opt/rustwide/target/debug/deps/libparking_lot-371075c264f61ac7.rlib --extern pin_project=/opt/rustwide/target/debug/deps/libpin_project-3a7106bda82d6a23.rlib --extern serde=/opt/rustwide/target/debug/deps/libserde-0761c6bc165e844d.rlib --extern serde_derive=/opt/rustwide/target/debug/deps/libserde_derive-01775a1d058694cb.so --extern thiserror=/opt/rustwide/target/debug/deps/libthiserror-b28fc6c9b3e93857.rlib --extern tokio=/opt/rustwide/target/debug/deps/libtokio-a8148ee9dc791893.rlib --extern tokio_native_tls=/opt/rustwide/target/debug/deps/libtokio_native_tls-6b9937c541c056a6.rlib --extern tokio_stream=/opt/rustwide/target/debug/deps/libtokio_stream-972bd89f99af6d5d.rlib --extern tokio_util=/opt/rustwide/target/debug/deps/libtokio_util-85b7347054e74ddc.rlib --extern toml=/opt/rustwide/target/debug/deps/libtoml-7c164a72fc9b64d8.rlib --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" "5fbcc05cf14f3c3db2ed008146282396e0c55bc754b486dc55850321671aac03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5fbcc05cf14f3c3db2ed008146282396e0c55bc754b486dc55850321671aac03", kill_on_drop: false }`
[INFO] [stdout] 5fbcc05cf14f3c3db2ed008146282396e0c55bc754b486dc55850321671aac03