[INFO] fetching crate penguin-app 0.1.0...
[INFO] checking penguin-app-0.1.0 against master#3aedcf06b73fc36feeebca3d579e1d2a6c40acc5 for pr-65819
[INFO] extracting crate penguin-app 0.1.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate penguin-app 0.1.0 on toolchain 3aedcf06b73fc36feeebca3d579e1d2a6c40acc5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate penguin-app 0.1.0
[INFO] finished tweaking crates.io crate penguin-app 0.1.0
[INFO] tweaked toml for crates.io crate penguin-app 0.1.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate penguin-app 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8efd2c03576bb41f4720f00435148667e435f4ce1fc44295f3ea4d2d0120f625
[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" "8efd2c03576bb41f4720f00435148667e435f4ce1fc44295f3ea4d2d0120f625", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8efd2c03576bb41f4720f00435148667e435f4ce1fc44295f3ea4d2d0120f625", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8efd2c03576bb41f4720f00435148667e435f4ce1fc44295f3ea4d2d0120f625", kill_on_drop: false }`
[INFO] [stdout] 8efd2c03576bb41f4720f00435148667e435f4ce1fc44295f3ea4d2d0120f625
[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=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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 824c055668c5affd26ac6beb785e0e4a4b034855b6e2970361a318d641edf9f1
[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" "824c055668c5affd26ac6beb785e0e4a4b034855b6e2970361a318d641edf9f1", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking cpuid-bool v0.1.2
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]    Compiling native-tls v0.2.7
[INFO] [stderr]     Checking byteorder v1.4.2
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]     Checking once_cell v1.7.2
[INFO] [stderr]     Checking tower-service v0.3.1
[INFO] [stderr]     Checking utf-8 v0.7.5
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]     Checking regex-syntax v0.6.22
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]    Compiling penguin v0.1.0
[INFO] [stderr]    Compiling anyhow v1.0.38
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]    Compiling tokio v1.2.0
[INFO] [stderr]    Compiling indexmap v1.6.1
[INFO] [stderr]     Checking input_buffer v0.4.0
[INFO] [stderr]     Checking http v0.2.3
[INFO] [stderr]     Checking tinyvec v1.1.1
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking tracing-core v0.1.17
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]     Checking thread_local v1.1.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[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 socket2 v0.3.19
[INFO] [stderr]     Checking mio v0.7.9
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]    Compiling heck v0.3.2
[INFO] [stderr]     Checking tracing v0.1.25
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking rand_core v0.6.2
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking unicode-normalization v0.1.17
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]    Compiling bunt-macros v0.2.4
[INFO] [stderr]    Compiling openssl-sys v0.9.60
[INFO] [stderr]     Checking idna v0.2.2
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]    Compiling openssl v0.10.32
[INFO] [stderr]     Checking sha-1 v0.9.4
[INFO] [stderr]     Checking http-body v0.4.0
[INFO] [stderr]     Checking regex v1.4.3
[INFO] [stderr]     Checking bunt v0.2.4
[INFO] [stderr]     Checking url v2.2.1
[INFO] [stderr]     Checking tungstenite v0.12.0
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking pretty_env_logger v0.4.0
[INFO] [stderr]    Compiling tokio-macros v1.1.0
[INFO] [stderr]    Compiling futures-macro v0.3.13
[INFO] [stderr]    Compiling pin-project-internal v1.0.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]    Compiling structopt-derive v0.4.14
[INFO] [stderr]     Checking futures-util v0.3.13
[INFO] [stderr]     Checking thiserror v1.0.24
[INFO] [stderr]     Checking pin-project v1.0.5
[INFO] [stderr]     Checking structopt v0.3.21
[INFO] [stderr]     Checking futures-executor v0.3.13
[INFO] [stderr]     Checking futures v0.3.13
[INFO] [stderr]     Checking tokio-util v0.6.3
[INFO] [stderr]     Checking tokio-native-tls v0.3.0
[INFO] [stderr]     Checking tokio-tungstenite v0.13.0
[INFO] [stderr]     Checking h2 v0.3.1
[INFO] [stderr]     Checking hyper v0.14.4
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking hyper-tungstenite v0.2.1
[INFO] [stderr]     Checking penguin-app v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 43s
[INFO] running `Command { std: "docker" "inspect" "824c055668c5affd26ac6beb785e0e4a4b034855b6e2970361a318d641edf9f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "824c055668c5affd26ac6beb785e0e4a4b034855b6e2970361a318d641edf9f1", kill_on_drop: false }`
[INFO] [stdout] 824c055668c5affd26ac6beb785e0e4a4b034855b6e2970361a318d641edf9f1