[INFO] cloning repository https://github.com/bouzuya/rust-memo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bouzuya/rust-memo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbouzuya%2Frust-memo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbouzuya%2Frust-memo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3c48844fac497155108147530972c3742483f88c
[INFO] testing bouzuya/rust-memo against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbouzuya%2Frust-memo" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bouzuya/rust-memo 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/bouzuya/rust-memo
[INFO] finished tweaking git repo https://github.com/bouzuya/rust-memo
[INFO] tweaked toml for git repo https://github.com/bouzuya/rust-memo written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/bouzuya/rust-memo 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]  Downloading crates ...
[INFO] [stderr]   Downloaded siphasher v0.3.7
[INFO] [stderr]   Downloaded tracing v0.1.18
[INFO] [stderr]   Downloaded watchexec v1.17.1
[INFO] [stderr]   Downloaded askama_derive v0.10.3
[INFO] [stderr]   Downloaded mockall v0.10.2
[INFO] [stderr]   Downloaded mockall_derive v0.10.2
[INFO] [stderr]   Downloaded terminfo v0.7.3
[INFO] [stderr]   Downloaded askama_shared v0.10.4
[INFO] [stderr]   Downloaded askama v0.10.3
[INFO] [stderr]   Downloaded tracing-core v0.1.12
[INFO] [stderr]   Downloaded command-group v1.0.8
[INFO] [stderr]   Downloaded predicates v1.0.8
[INFO] [stderr]   Downloaded clearscreen v1.0.9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", 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] 1f02d6f62784ac1f6aeea151e7876ade23a14c57286ff2aad02c177129721908
[INFO] running `Command { std: "docker" "start" "-a" "1f02d6f62784ac1f6aeea151e7876ade23a14c57286ff2aad02c177129721908", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1f02d6f62784ac1f6aeea151e7876ade23a14c57286ff2aad02c177129721908", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f02d6f62784ac1f6aeea151e7876ade23a14c57286ff2aad02c177129721908", kill_on_drop: false }`
[INFO] [stdout] 1f02d6f62784ac1f6aeea151e7876ade23a14c57286ff2aad02c177129721908
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 50d1ec3017775adc3e3ea87123d2619d22a3cca806ade58a2a56738b46dcd7a3
[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" "50d1ec3017775adc3e3ea87123d2619d22a3cca806ade58a2a56738b46dcd7a3", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.109
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling futures-core v0.3.5
[INFO] [stderr]    Compiling once_cell v1.9.0
[INFO] [stderr]    Compiling futures-io v0.3.5
[INFO] [stderr]    Compiling cc v1.0.58
[INFO] [stderr]    Compiling instant v0.1.6
[INFO] [stderr]    Compiling pkg-config v0.3.24
[INFO] [stderr]    Compiling siphasher v0.3.7
[INFO] [stderr]    Compiling match_cfg v0.1.0
[INFO] [stderr]    Compiling openssl v0.10.38
[INFO] [stderr]    Compiling encoding_rs v0.8.23
[INFO] [stderr]    Compiling pulldown-cmark v0.8.0
[INFO] [stderr]    Compiling dtoa v0.4.6
[INFO] [stderr]    Compiling askama_escape v0.10.1
[INFO] [stderr]    Compiling httpdate v0.3.2
[INFO] [stderr]    Compiling humansize v1.1.0
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling hashbrown v0.8.1
[INFO] [stderr]    Compiling tracing-core v0.1.12
[INFO] [stderr]    Compiling indexmap v1.5.0
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling bytestring v0.1.5
[INFO] [stderr]    Compiling lru-cache v0.1.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling futures-channel v0.3.5
[INFO] [stderr]    Compiling futures-task v0.3.5
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]    Compiling http-body v0.4.4
[INFO] [stderr]    Compiling url v2.2.2
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling tracing v0.1.18
[INFO] [stderr]    Compiling phf v0.8.0
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling bstr v0.2.17
[INFO] [stderr]    Compiling openssl-sys v0.9.72
[INFO] [stderr]    Compiling brotli-sys v0.3.2
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling native-tls v0.2.8
[INFO] [stderr]    Compiling net2 v0.2.34
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling signal-hook-registry v1.2.0
[INFO] [stderr]    Compiling parking_lot_core v0.8.0
[INFO] [stderr]    Compiling socket2 v0.3.12
[INFO] [stderr]    Compiling mio v0.7.14
[INFO] [stderr]    Compiling backtrace v0.3.50
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling hostname v0.3.1
[INFO] [stderr]    Compiling dirs-sys v0.3.6
[INFO] [stderr]    Compiling socket2 v0.4.2
[INFO] [stderr]    Compiling flate2 v1.0.16
[INFO] [stderr]    Compiling inotify-sys v0.1.5
[INFO] [stderr]    Compiling nix v0.22.2
[INFO] [stderr]    Compiling filetime v0.2.15
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling which v4.2.2
[INFO] [stderr]    Compiling listenfd v0.3.3
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling mio v0.6.22
[INFO] [stderr]    Compiling resolv-conf v0.6.3
[INFO] [stderr]    Compiling threadpool v1.8.1
[INFO] [stderr]    Compiling parking_lot v0.11.0
[INFO] [stderr]    Compiling dirs v2.0.2
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling tokio v1.15.0
[INFO] [stderr]    Compiling inotify v0.7.1
[INFO] [stderr]    Compiling clap v2.33.1
[INFO] [stderr]    Compiling globset v0.4.6
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling mio-uds v0.6.8
[INFO] [stderr]    Compiling mio-extras v2.0.6
[INFO] [stderr]    Compiling tokio v0.2.22
[INFO] [stderr]    Compiling notify v4.0.17
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling darling_core v0.12.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling phf_codegen v0.8.0
[INFO] [stderr]    Compiling terminfo v0.7.3
[INFO] [stderr]    Compiling brotli2 v0.3.2
[INFO] [stderr]    Compiling command-group v1.0.8
[INFO] [stderr]    Compiling tokio-util v0.6.9
[INFO] [stderr]    Compiling tokio-native-tls v0.3.0
[INFO] [stderr]    Compiling pin-project-internal v0.4.23
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling serde_derive v1.0.132
[INFO] [stderr]    Compiling derive_more v0.99.9
[INFO] [stderr]    Compiling actix-macros v0.1.2
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling pin-project-internal v1.0.8
[INFO] [stderr]    Compiling enum-as-inner v0.3.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling async-trait v0.1.36
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]    Compiling actix-web-codegen v0.2.2
[INFO] [stderr]    Compiling tokio-util v0.2.0
[INFO] [stderr] error: could not compile `tokio`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name tokio --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-1.15.0/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="bytes"' --cfg 'feature="default"' --cfg 'feature="io-util"' --cfg 'feature="libc"' --cfg 'feature="memchr"' --cfg 'feature="mio"' --cfg 'feature="net"' --cfg 'feature="num_cpus"' --cfg 'feature="rt"' --cfg 'feature="rt-multi-thread"' --cfg 'feature="sync"' --cfg 'feature="time"' --cfg 'feature="winapi"' -C metadata=c7affd55b3b7cbc2 -C extra-filename=-c7affd55b3b7cbc2 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bytes=/opt/rustwide/target/debug/deps/libbytes-59116c3d90e42d31.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-3589f9967a8ba509.rmeta --extern memchr=/opt/rustwide/target/debug/deps/libmemchr-46f815a303b363f1.rmeta --extern mio=/opt/rustwide/target/debug/deps/libmio-7cc3c9cee7d4af4d.rmeta --extern num_cpus=/opt/rustwide/target/debug/deps/libnum_cpus-a0643c107963c2e7.rmeta --extern pin_project_lite=/opt/rustwide/target/debug/deps/libpin_project_lite-18d8f07136239349.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" "50d1ec3017775adc3e3ea87123d2619d22a3cca806ade58a2a56738b46dcd7a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50d1ec3017775adc3e3ea87123d2619d22a3cca806ade58a2a56738b46dcd7a3", kill_on_drop: false }`
[INFO] [stdout] 50d1ec3017775adc3e3ea87123d2619d22a3cca806ade58a2a56738b46dcd7a3