[INFO] fetching crate arangors 0.5.0...
[INFO] checking arangors-0.5.0 against 1.55.0 for beta-1.56-3
[INFO] extracting crate arangors 0.5.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate arangors 0.5.0 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 arangors 0.5.0
[INFO] finished tweaking crates.io crate arangors 0.5.0
[INFO] tweaked toml for crates.io crate arangors 0.5.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate arangors 0.5.0 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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 57189c0bee52b34f6aec3ec903c4e7b6dea5d7dad44a67bb54ff23db461e791a
[INFO] running `Command { std: "docker" "start" "-a" "57189c0bee52b34f6aec3ec903c4e7b6dea5d7dad44a67bb54ff23db461e791a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "57189c0bee52b34f6aec3ec903c4e7b6dea5d7dad44a67bb54ff23db461e791a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57189c0bee52b34f6aec3ec903c4e7b6dea5d7dad44a67bb54ff23db461e791a", kill_on_drop: false }`
[INFO] [stdout] 57189c0bee52b34f6aec3ec903c4e7b6dea5d7dad44a67bb54ff23db461e791a
[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" "check" "--frozen" "--all" "--all-targets" "--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] f1f97d4ab56da84032ebe7296d070f83d8b0b476e70dbe700dcd49bcc6d03272
[INFO] running `Command { std: "docker" "start" "-a" "f1f97d4ab56da84032ebe7296d070f83d8b0b476e70dbe700dcd49bcc6d03272", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling syn v1.0.71
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling value-bag v1.0.0-alpha.6
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]     Checking futures-core v0.3.14
[INFO] [stderr]     Checking slab v0.4.3
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]    Compiling openssl v0.10.34
[INFO] [stderr]     Checking futures-sink v0.3.14
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]     Checking futures-task v0.3.14
[INFO] [stderr]    Compiling httparse v1.4.0
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking fastrand v1.4.1
[INFO] [stderr]     Checking futures-io v0.3.14
[INFO] [stderr]     Checking httpdate v1.0.0
[INFO] [stderr]     Checking async-task v4.0.3
[INFO] [stderr]    Compiling async-trait v0.1.50
[INFO] [stderr]     Checking atomic-waker v1.0.0
[INFO] [stderr]    Compiling anyhow v1.0.40
[INFO] [stderr]     Checking regex-syntax v0.6.24
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]    Compiling tokio v1.5.0
[INFO] [stderr]    Compiling openssl-sys v0.9.62
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling crossbeam-utils v0.8.4
[INFO] [stderr]     Checking tracing-core v0.1.18
[INFO] [stderr]     Checking http v0.2.4
[INFO] [stderr]     Checking tinyvec v1.2.0
[INFO] [stderr]     Checking unicode-bidi v0.3.5
[INFO] [stderr]     Checking async-lock v2.4.0
[INFO] [stderr]     Checking futures-util v0.3.14
[INFO] [stderr]     Checking futures-channel v0.3.14
[INFO] [stderr]     Checking async-channel v1.6.1
[INFO] [stderr]     Checking tracing v0.1.26
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking futures-lite v1.11.3
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking unicode-normalization v0.1.17
[INFO] [stderr]    Compiling native-tls v0.2.7
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking socket2 v0.4.0
[INFO] [stderr]     Checking flate2 v1.0.20
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking http-body v0.4.1
[INFO] [stderr]     Checking async-executor v1.4.1
[INFO] [stderr]     Checking blocking v1.0.2
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking regex v1.5.1
[INFO] [stderr]     Checking url v2.2.1
[INFO] [stderr]    Compiling ctor v0.1.20
[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 maybe-async v0.2.4
[INFO] [stderr]    Compiling async-attributes v1.1.2
[INFO] [stderr]    Compiling typed-builder v0.9.0
[INFO] [stderr]     Checking thiserror v1.0.24
[INFO] [stderr]     Checking mio v0.7.11
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking polling v2.0.3
[INFO] [stderr]     Checking kv-log-macro v1.0.7
[INFO] [stderr]     Checking env_logger v0.8.3
[INFO] [stderr]     Checking async-io v1.4.1
[INFO] [stderr]     Checking pin-project v1.0.7
[INFO] [stderr]     Checking async-global-executor v2.0.2
[INFO] [stderr]     Checking async-std v1.9.0
[INFO] [stderr]     Checking tokio-util v0.6.6
[INFO] [stderr]     Checking tokio-native-tls v0.3.0
[INFO] [stderr]     Checking async-compression v0.3.8
[INFO] [stderr]     Checking h2 v0.3.3
[INFO] [stderr]     Checking serde_urlencoded v0.7.0
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]     Checking serde_qs v0.8.3
[INFO] [stderr]     Checking hyper v0.14.7
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking reqwest v0.11.3
[INFO] [stderr]     Checking uclient v0.1.1
[INFO] [stderr]     Checking arangors v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 15s
[INFO] running `Command { std: "docker" "inspect" "f1f97d4ab56da84032ebe7296d070f83d8b0b476e70dbe700dcd49bcc6d03272", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1f97d4ab56da84032ebe7296d070f83d8b0b476e70dbe700dcd49bcc6d03272", kill_on_drop: false }`
[INFO] [stdout] f1f97d4ab56da84032ebe7296d070f83d8b0b476e70dbe700dcd49bcc6d03272
