[INFO] fetching crate rust-latest 1.4.0...
[INFO] checking rust-latest-1.4.0 against beta for pr-78714
[INFO] extracting crate rust-latest 1.4.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate rust-latest 1.4.0 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 rust-latest 1.4.0
[INFO] finished tweaking crates.io crate rust-latest 1.4.0
[INFO] tweaked toml for crates.io crate rust-latest 1.4.0 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate crates.io crate rust-latest 1.4.0 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] c2578557d06311f115ca7f0a19502cee6e1daece857997e46c7002f81d806ae4
[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" "c2578557d06311f115ca7f0a19502cee6e1daece857997e46c7002f81d806ae4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c2578557d06311f115ca7f0a19502cee6e1daece857997e46c7002f81d806ae4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2578557d06311f115ca7f0a19502cee6e1daece857997e46c7002f81d806ae4", kill_on_drop: false }`
[INFO] [stdout] c2578557d06311f115ca7f0a19502cee6e1daece857997e46c7002f81d806ae4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] [stdout] 19ff06c3bf9cc03b7c798a166d87e3b4794ba347296b27fdb59a2426cdb1ca83
[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" "19ff06c3bf9cc03b7c798a166d87e3b4794ba347296b27fdb59a2426cdb1ca83", kill_on_drop: false }`
[INFO] [stderr]    Compiling anyhow v1.0.28
[INFO] [stderr]    Compiling rust-latest v1.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking futures-channel v0.3.4
[INFO] [stderr]     Checking futures-util v0.3.4
[INFO] [stderr]     Checking tokio v0.2.17
[INFO] [stderr]    Compiling pin-project-internal v0.4.8
[INFO] [stderr]     Checking structopt v0.3.13
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking tokio-tls v0.3.0
[INFO] [stderr]     Checking h2 v0.2.4
[INFO] [stderr]     Checking pin-project v0.4.8
[INFO] [stderr]     Checking hyper v0.13.4
[INFO] [stderr]     Checking hyper-tls v0.4.1
[INFO] [stderr]     Checking reqwest v0.10.4
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.10s
[INFO] running `Command { std: "docker" "inspect" "19ff06c3bf9cc03b7c798a166d87e3b4794ba347296b27fdb59a2426cdb1ca83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19ff06c3bf9cc03b7c798a166d87e3b4794ba347296b27fdb59a2426cdb1ca83", kill_on_drop: false }`
[INFO] [stdout] 19ff06c3bf9cc03b7c798a166d87e3b4794ba347296b27fdb59a2426cdb1ca83