[INFO] fetching crate penguin-app 0.2.0...
[INFO] checking penguin-app-0.2.0 against try#3bb2879ea9e58d65b875f9a98df44f4a43ce2597 for pr-85387
[INFO] extracting crate penguin-app 0.2.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate penguin-app 0.2.0 on toolchain 3bb2879ea9e58d65b875f9a98df44f4a43ce2597
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate penguin-app 0.2.0
[INFO] finished tweaking crates.io crate penguin-app 0.2.0
[INFO] tweaked toml for crates.io crate penguin-app 0.2.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate penguin-app 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded vcpkg v0.2.12
[INFO] [stderr]   Downloaded which v4.1.0
[INFO] [stderr]   Downloaded input_buffer v0.4.0
[INFO] [stderr]   Downloaded bunt-macros v0.2.4
[INFO] [stderr]   Downloaded pretty_env_logger v0.4.0
[INFO] [stderr]   Downloaded bunt v0.2.4
[INFO] [stderr]   Downloaded sha-1 v0.9.5
[INFO] [stderr]   Downloaded utf-8 v0.7.6
[INFO] [stderr]   Downloaded penguin v0.1.2
[INFO] [stderr]   Downloaded tungstenite v0.13.0
[INFO] [stderr]   Downloaded open v1.7.0
[INFO] [stderr]   Downloaded cpufeatures v0.1.1
[INFO] [stderr]   Downloaded hyper-tungstenite v0.3.2
[INFO] [stderr]   Downloaded notify v4.0.16
[INFO] [stderr]   Downloaded tokio-tungstenite v0.14.0
[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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 59765065b1dbd44c1fd04bdb3f0f39595af7ec9a27a85235c83f2cc9f5d194f5
[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" "59765065b1dbd44c1fd04bdb3f0f39595af7ec9a27a85235c83f2cc9f5d194f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "59765065b1dbd44c1fd04bdb3f0f39595af7ec9a27a85235c83f2cc9f5d194f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59765065b1dbd44c1fd04bdb3f0f39595af7ec9a27a85235c83f2cc9f5d194f5", kill_on_drop: false }`
[INFO] [stdout] 59765065b1dbd44c1fd04bdb3f0f39595af7ec9a27a85235c83f2cc9f5d194f5
[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=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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 983099f91b7c69bac1280e34f651a7641796d7e6985fdfdb24508b0e063ca91f
[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" "983099f91b7c69bac1280e34f651a7641796d7e6985fdfdb24508b0e063ca91f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]     Checking pin-project-lite v0.2.6
[INFO] [stderr]     Checking bytes v1.0.1
[INFO] [stderr]     Checking slab v0.4.3
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]     Checking futures-core v0.3.14
[INFO] [stderr]     Checking futures-sink v0.3.14
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]     Checking futures-io v0.3.14
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking futures-task v0.3.14
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]    Compiling httparse v1.4.1
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling openssl v0.10.34
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]    Compiling native-tls v0.2.7
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking once_cell v1.7.2
[INFO] [stderr]     Checking try-lock v0.2.3
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking httpdate v1.0.0
[INFO] [stderr]     Checking openssl-probe v0.1.2
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]    Compiling penguin v0.1.2
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking mime v0.3.16
[INFO] [stderr]     Checking tracing-core v0.1.18
[INFO] [stderr]     Checking futures-channel v0.3.14
[INFO] [stderr]     Checking unicode-bidi v0.3.5
[INFO] [stderr]     Checking tinyvec v1.2.0
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]     Checking walkdir v2.3.2
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking http v0.2.4
[INFO] [stderr]     Checking input_buffer v0.4.0
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]    Compiling heck v0.3.2
[INFO] [stderr]    Compiling tokio v1.5.0
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]     Checking tracing v0.1.26
[INFO] [stderr]     Checking mio v0.7.11
[INFO] [stderr]     Checking getrandom v0.2.2
[INFO] [stderr]     Checking socket2 v0.4.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.37
[INFO] [stderr]     Checking inotify-sys v0.1.5
[INFO] [stderr]     Checking filetime v0.2.14
[INFO] [stderr]     Checking which v4.1.0
[INFO] [stderr]     Checking inotify v0.7.1
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking rand_core v0.6.2
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]     Checking open v1.7.0
[INFO] [stderr]    Compiling openssl-sys v0.9.63
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking unicode-normalization v0.1.17
[INFO] [stderr]    Compiling bunt-macros v0.2.4
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]     Checking mio-extras v2.0.6
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking http-body v0.4.2
[INFO] [stderr]     Checking notify v4.0.16
[INFO] [stderr]     Checking sha-1 v0.9.5
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking bunt v0.2.4
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking pretty_env_logger v0.4.0
[INFO] [stderr]    Compiling futures-macro v0.3.14
[INFO] [stderr]    Compiling tokio-macros v1.1.0
[INFO] [stderr]    Compiling pin-project-internal v1.0.7
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]    Compiling structopt-derive v0.4.14
[INFO] [stderr]     Checking futures-util v0.3.14
[INFO] [stderr]     Checking thiserror v1.0.24
[INFO] [stderr]     Checking tungstenite v0.13.0
[INFO] [stderr]     Checking pin-project v1.0.7
[INFO] [stderr]     Checking structopt v0.3.21
[INFO] [stderr]     Checking futures-executor v0.3.14
[INFO] [stderr]     Checking tokio-util v0.6.6
[INFO] [stderr]     Checking tokio-tungstenite v0.14.0
[INFO] [stderr]     Checking tokio-native-tls v0.3.0
[INFO] [stderr]     Checking futures v0.3.14
[INFO] [stderr]     Checking h2 v0.3.3
[INFO] [stderr]     Checking hyper v0.14.7
[INFO] [stderr]     Checking hyper-tungstenite v0.3.2
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking penguin-app v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 31.56s
[INFO] running `Command { std: "docker" "inspect" "983099f91b7c69bac1280e34f651a7641796d7e6985fdfdb24508b0e063ca91f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "983099f91b7c69bac1280e34f651a7641796d7e6985fdfdb24508b0e063ca91f", kill_on_drop: false }`
[INFO] [stdout] 983099f91b7c69bac1280e34f651a7641796d7e6985fdfdb24508b0e063ca91f