[INFO] fetching crate mangadex-api 0.2.1...
[INFO] testing mangadex-api-0.2.1 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate mangadex-api 0.2.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate mangadex-api 0.2.1 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mangadex-api 0.2.1
[INFO] finished tweaking crates.io crate mangadex-api 0.2.1
[INFO] tweaked toml for crates.io crate mangadex-api 0.2.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate mangadex-api 0.2.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cookie v0.14.3
[INFO] [stderr]   Downloaded dtoa-short v0.3.3
[INFO] [stderr]   Downloaded smallvec v1.5.1
[INFO] [stderr]   Downloaded native-tls v0.2.6
[INFO] [stderr]   Downloaded syn v1.0.56
[INFO] [stderr]   Downloaded standback v0.2.13
[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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 123c0c80b64315d6d73280ac7210273752e2a1a7eea21cfbfea31da9335d344b
[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" "123c0c80b64315d6d73280ac7210273752e2a1a7eea21cfbfea31da9335d344b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "123c0c80b64315d6d73280ac7210273752e2a1a7eea21cfbfea31da9335d344b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "123c0c80b64315d6d73280ac7210273752e2a1a7eea21cfbfea31da9335d344b", kill_on_drop: false }`
[INFO] [stdout] 123c0c80b64315d6d73280ac7210273752e2a1a7eea21cfbfea31da9335d344b
[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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", 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] 038f438e2bf19eecb3c267fc072241b3674ad959a55ef1d2962b4b486119101f
[INFO] running `Command { std: "docker" "start" "-a" "038f438e2bf19eecb3c267fc072241b3674ad959a55ef1d2962b4b486119101f", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.56
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling siphasher v0.3.3
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling cc v1.0.66
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling bytes v0.5.6
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]    Compiling futures-core v0.3.8
[INFO] [stderr]    Compiling pin-project-internal v0.4.27
[INFO] [stderr]    Compiling slab v0.4.2
[INFO] [stderr]    Compiling tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling pin-project-lite v0.1.11
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling const_fn v0.4.4
[INFO] [stderr]    Compiling foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling pin-project-lite v0.2.0
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.4
[INFO] [stderr]    Compiling openssl v0.10.32
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]    Compiling futures-task v0.3.8
[INFO] [stderr]    Compiling hashbrown v0.9.1
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling native-tls v0.2.6
[INFO] [stderr]    Compiling futures-sink v0.3.8
[INFO] [stderr]    Compiling mac v0.1.1
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling dtoa v0.4.7
[INFO] [stderr]    Compiling openssl-probe v0.1.2
[INFO] [stderr]    Compiling try-lock v0.2.3
[INFO] [stderr]    Compiling regex-syntax v0.6.21
[INFO] [stderr]    Compiling utf-8 v0.7.5
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling tower-service v0.3.0
[INFO] [stderr]    Compiling httpdate v0.3.2
[INFO] [stderr]    Compiling nodrop v0.1.14
[INFO] [stderr]    Compiling encoding_rs v0.8.26
[INFO] [stderr]    Compiling smallvec v1.5.1
[INFO] [stderr]    Compiling mime v0.3.16
[INFO] [stderr]    Compiling thin-slice v0.1.1
[INFO] [stderr]    Compiling base64 v0.13.0
[INFO] [stderr]    Compiling ego-tree v0.6.2
[INFO] [stderr]    Compiling ipnet v2.3.0
[INFO] [stderr]    Compiling tracing-core v0.1.17
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]    Compiling unicode-bidi v0.3.4
[INFO] [stderr]    Compiling tinyvec v1.1.0
[INFO] [stderr]    Compiling futures-channel v0.3.8
[INFO] [stderr]    Compiling standback v0.2.13
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling time v0.2.23
[INFO] [stderr]    Compiling form_urlencoded v1.0.0
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]    Compiling cookie v0.14.3
[INFO] [stderr]    Compiling foreign-types v0.3.2
[INFO] [stderr]    Compiling indexmap v1.6.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling http v0.2.2
[INFO] [stderr]    Compiling futf v0.1.4
[INFO] [stderr]    Compiling dtoa-short v0.3.3
[INFO] [stderr]    Compiling getopts v0.2.21
[INFO] [stderr]    Compiling servo_arc v0.1.1
[INFO] [stderr]    Compiling tendril v0.4.1
[INFO] [stderr]    Compiling tracing v0.1.22
[INFO] [stderr]    Compiling want v0.3.0
[INFO] [stderr]    Compiling unicode-normalization v0.1.16
[INFO] [stderr]    Compiling openssl-sys v0.9.60
[INFO] [stderr]    Compiling regex v1.4.2
[INFO] [stderr]    Compiling net2 v0.2.37
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling socket2 v0.3.19
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling idna v0.2.0
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling http-body v0.3.1
[INFO] [stderr]    Compiling url v2.2.0
[INFO] [stderr]    Compiling publicsuffix v1.5.4
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]    Compiling phf_codegen v0.8.0
[INFO] [stderr]    Compiling string_cache_codegen v0.5.1
[INFO] [stderr]    Compiling selectors v0.22.0
[INFO] [stderr]    Compiling tokio-macros v0.2.6
[INFO] [stderr]    Compiling pin-project-internal v1.0.2
[INFO] [stderr]    Compiling phf_macros v0.8.0
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]    Compiling cssparser v0.27.2
[INFO] [stderr]    Compiling cssparser-macros v0.6.0
[INFO] [stderr]    Compiling html5ever v0.25.1
[INFO] [stderr]    Compiling derive_more v0.99.11
[INFO] [stderr]    Compiling tokio v0.2.24
[INFO] [stderr]    Compiling time-macros v0.1.1
[INFO] [stderr]    Compiling phf v0.8.0
[INFO] [stderr]    Compiling pin-project v1.0.2
[INFO] [stderr]    Compiling futures-util v0.3.8
[INFO] [stderr]    Compiling pin-project v0.4.27
[INFO] [stderr]    Compiling tracing-futures v0.2.4
[INFO] [stderr]    Compiling tokio-util v0.3.1
[INFO] [stderr]    Compiling tokio-tls v0.3.1
[INFO] [stderr]    Compiling h2 v0.2.7
[INFO] [stderr]    Compiling string_cache v0.8.1
[INFO] [stderr]    Compiling serde_urlencoded v0.7.0
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling cookie_store v0.12.0
[INFO] [stderr]    Compiling hyper v0.13.9
[INFO] [stderr]    Compiling markup5ever v0.10.0
[INFO] [stderr]    Compiling hyper-tls v0.4.3
[INFO] [stderr]    Compiling reqwest v0.10.10
[INFO] [stderr]    Compiling scraper v0.12.0
[INFO] [stderr]    Compiling mangadex-api v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3m 08s
[INFO] running `Command { std: "docker" "inspect" "038f438e2bf19eecb3c267fc072241b3674ad959a55ef1d2962b4b486119101f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "038f438e2bf19eecb3c267fc072241b3674ad959a55ef1d2962b4b486119101f", kill_on_drop: false }`
[INFO] [stdout] 038f438e2bf19eecb3c267fc072241b3674ad959a55ef1d2962b4b486119101f
[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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6d3f7995f79074e3686109eda02c9575ae18c8913a97ea7915c5c1af1f52fb3d
[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" "6d3f7995f79074e3686109eda02c9575ae18c8913a97ea7915c5c1af1f52fb3d", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling heck v0.3.2
[INFO] [stderr]    Compiling structopt-derive v0.4.14
[INFO] [stderr]    Compiling structopt v0.3.21
[INFO] [stderr]    Compiling mangadex-api v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `mangadex-api`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name v2_cli --edition=2018 examples/v2_cli.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type bin --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="chrono"' --cfg 'feature="default"' --cfg 'feature="time"' --cfg 'feature="v2"' -C metadata=0d4446cb02d06459 -C extra-filename=-0d4446cb02d06459 --out-dir /opt/rustwide/target/debug/examples -L dependency=/opt/rustwide/target/debug/deps --extern chrono=/opt/rustwide/target/debug/deps/libchrono-a29be30f05a45d03.rlib --extern mangadex_api=/opt/rustwide/target/debug/deps/libmangadex_api-20c3268c73377609.rlib --extern reqwest=/opt/rustwide/target/debug/deps/libreqwest-3b5f44587a8db011.rlib --extern scraper=/opt/rustwide/target/debug/deps/libscraper-3b1b323763a666fb.rlib --extern serde=/opt/rustwide/target/debug/deps/libserde-0c6db2e8502dca1d.rlib --extern structopt=/opt/rustwide/target/debug/deps/libstructopt-d537732fafaada6b.rlib --extern tokio=/opt/rustwide/target/debug/deps/libtokio-365b04618d5944ce.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" "6d3f7995f79074e3686109eda02c9575ae18c8913a97ea7915c5c1af1f52fb3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d3f7995f79074e3686109eda02c9575ae18c8913a97ea7915c5c1af1f52fb3d", kill_on_drop: false }`
[INFO] [stdout] 6d3f7995f79074e3686109eda02c9575ae18c8913a97ea7915c5c1af1f52fb3d