[INFO] fetching crate r2pipe 0.5.0...
[INFO] checking r2pipe-0.5.0 against beta for pr-78714
[INFO] extracting crate r2pipe 0.5.0 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate r2pipe 0.5.0 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate r2pipe 0.5.0
[INFO] finished tweaking crates.io crate r2pipe 0.5.0
[INFO] tweaked toml for crates.io crate r2pipe 0.5.0 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate crates.io crate r2pipe 0.5.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a06478ea4e8f21f5c95f28eb4307869eaf7f57a26a793e628de1cc7092812d30
[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" "a06478ea4e8f21f5c95f28eb4307869eaf7f57a26a793e628de1cc7092812d30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a06478ea4e8f21f5c95f28eb4307869eaf7f57a26a793e628de1cc7092812d30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a06478ea4e8f21f5c95f28eb4307869eaf7f57a26a793e628de1cc7092812d30", kill_on_drop: false }`
[INFO] [stdout] a06478ea4e8f21f5c95f28eb4307869eaf7f57a26a793e628de1cc7092812d30
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "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] 996787b6ba75a06e2341cad8a12592ca2c9d888e2ffac7eb379d28c24b31da80
[INFO] running `Command { std: "docker" "start" "-a" "996787b6ba75a06e2341cad8a12592ca2c9d888e2ffac7eb379d28c24b31da80", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.31
[INFO] [stderr]     Checking object v0.19.0
[INFO] [stderr]    Compiling openssl-sys v0.9.58
[INFO] [stderr]     Checking addr2line v0.12.1
[INFO] [stderr]     Checking miniz_oxide v0.3.7
[INFO] [stderr]     Checking want v0.2.0
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking publicsuffix v1.5.4
[INFO] [stderr]     Checking parking_lot_core v0.6.2
[INFO] [stderr]     Checking tokio-threadpool v0.1.18
[INFO] [stderr]     Checking parking_lot v0.9.0
[INFO] [stderr]     Checking flate2 v1.0.14
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]     Checking http v0.1.21
[INFO] [stderr]     Checking tokio-buf v0.1.1
[INFO] [stderr]     Checking string v0.2.1
[INFO] [stderr]     Checking cookie v0.12.0
[INFO] [stderr]    Compiling openssl v0.10.29
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]     Checking tokio-reactor v0.1.12
[INFO] [stderr]     Checking tokio-tcp v0.1.4
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking h2 v0.1.26
[INFO] [stderr]     Checking http-body v0.1.0
[INFO] [stderr]     Checking backtrace v0.3.48
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]     Checking hyper v0.12.35
[INFO] [stderr]    Compiling serde_derive v1.0.111
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking hyper-tls v0.3.2
[INFO] [stderr]     Checking serde v1.0.111
[INFO] [stderr]     Checking serde_json v1.0.55
[INFO] [stderr]     Checking serde_urlencoded v0.5.5
[INFO] [stderr]     Checking cookie_store v0.7.0
[INFO] [stderr]     Checking reqwest v0.9.24
[INFO] [stderr]     Checking r2pipe v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 41.00s
[INFO] running `Command { std: "docker" "inspect" "996787b6ba75a06e2341cad8a12592ca2c9d888e2ffac7eb379d28c24b31da80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "996787b6ba75a06e2341cad8a12592ca2c9d888e2ffac7eb379d28c24b31da80", kill_on_drop: false }`
[INFO] [stdout] 996787b6ba75a06e2341cad8a12592ca2c9d888e2ffac7eb379d28c24b31da80