[INFO] fetching crate rocket4 0.2.0...
[INFO] checking rocket4-0.2.0 against master#de32266a1780aa4ef748ce7f6200a1554fad0aca for pr-75585
[INFO] extracting crate rocket4 0.2.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate rocket4 0.2.0 on toolchain de32266a1780aa4ef748ce7f6200a1554fad0aca
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+de32266a1780aa4ef748ce7f6200a1554fad0aca" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rocket4 0.2.0
[INFO] finished tweaking crates.io crate rocket4 0.2.0
[INFO] tweaked toml for crates.io crate rocket4 0.2.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+de32266a1780aa4ef748ce7f6200a1554fad0aca" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+de32266a1780aa4ef748ce7f6200a1554fad0aca" "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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+de32266a1780aa4ef748ce7f6200a1554fad0aca" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8ce55551bf57b8ab0db99e5f3e1aaa1fdaaf2c3e6d6c30c7f3d914263c1e0ca8
[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" "8ce55551bf57b8ab0db99e5f3e1aaa1fdaaf2c3e6d6c30c7f3d914263c1e0ca8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8ce55551bf57b8ab0db99e5f3e1aaa1fdaaf2c3e6d6c30c7f3d914263c1e0ca8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ce55551bf57b8ab0db99e5f3e1aaa1fdaaf2c3e6d6c30c7f3d914263c1e0ca8", kill_on_drop: false }`
[INFO] [stdout] 8ce55551bf57b8ab0db99e5f3e1aaa1fdaaf2c3e6d6c30c7f3d914263c1e0ca8
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+de32266a1780aa4ef748ce7f6200a1554fad0aca" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 496675bce758f0514b104043fa437d84d87192060c29582be87fa012dabaea62
[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" "496675bce758f0514b104043fa437d84d87192060c29582be87fa012dabaea62", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]     Checking subtle v2.2.3
[INFO] [stderr]     Checking opaque-debug v0.2.3
[INFO] [stderr]     Checking subtle v1.0.0
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]     Checking ppv-lite86 v0.2.9
[INFO] [stderr]     Checking zeroize v1.1.0
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]    Compiling rocket v0.4.5
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]     Checking block-padding v0.1.5
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]     Checking block-cipher-trait v0.6.2
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking universal-hash v0.3.0
[INFO] [stderr]     Checking crypto-mac v0.7.0
[INFO] [stderr]     Checking aead v0.2.0
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking polyval v0.3.3
[INFO] [stderr]     Checking aes-soft v0.3.3
[INFO] [stderr]     Checking hmac v0.7.1
[INFO] [stderr]     Checking sha2 v0.8.2
[INFO] [stderr]     Checking ghash v0.2.3
[INFO] [stderr]     Checking hkdf v0.8.0
[INFO] [stderr]     Checking aes v0.3.2
[INFO] [stderr]     Checking aes-gcm v0.5.0
[INFO] [stderr]     Checking cookie v0.11.3
[INFO] [stderr]     Checking rocket_http v0.4.5
[INFO] [stderr]    Compiling rocket_codegen v0.4.5
[INFO] [stderr]     Checking rocket4 v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 45.74s
[INFO] running `Command { std: "docker" "inspect" "496675bce758f0514b104043fa437d84d87192060c29582be87fa012dabaea62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "496675bce758f0514b104043fa437d84d87192060c29582be87fa012dabaea62", kill_on_drop: false }`
[INFO] [stdout] 496675bce758f0514b104043fa437d84d87192060c29582be87fa012dabaea62