[INFO] fetching crate cargo-cvm 0.5.9...
[INFO] checking cargo-cvm-0.5.9 against beta for pr-78714
[INFO] extracting crate cargo-cvm 0.5.9 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate cargo-cvm 0.5.9 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 cargo-cvm 0.5.9
[INFO] finished tweaking crates.io crate cargo-cvm 0.5.9
[INFO] tweaked toml for crates.io crate cargo-cvm 0.5.9 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate cargo-cvm 0.5.9 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] fb896f5f2f2c4a394728e9c4634f22284e2781062816bc47ed2e18ef36cdf230
[INFO] running `Command { std: "docker" "start" "-a" "fb896f5f2f2c4a394728e9c4634f22284e2781062816bc47ed2e18ef36cdf230", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fb896f5f2f2c4a394728e9c4634f22284e2781062816bc47ed2e18ef36cdf230", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb896f5f2f2c4a394728e9c4634f22284e2781062816bc47ed2e18ef36cdf230", kill_on_drop: false }`
[INFO] [stdout] fb896f5f2f2c4a394728e9c4634f22284e2781062816bc47ed2e18ef36cdf230
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 0928ee468ed3dab42d6be6e744f3124bbc4a2f9e7be3d768b003c4ac83abbd59
[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" "0928ee468ed3dab42d6be6e744f3124bbc4a2f9e7be3d768b003c4ac83abbd59", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.74
[INFO] [stderr]    Compiling pkg-config v0.3.18
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling syn v1.0.38
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]     Checking tinyvec v0.3.3
[INFO] [stderr]    Compiling anyhow v1.0.32
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking unicode-normalization v0.1.13
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.2
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]    Compiling cc v1.0.58
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]    Compiling openssl-sys v0.9.58
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling libssh2-sys v0.2.18
[INFO] [stderr]    Compiling libgit2-sys v0.12.9+1.0.1
[INFO] [stderr]     Checking git2 v0.13.8
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking cargo_toml v0.8.1
[INFO] [stderr]     Checking cargo-cvm v0.5.9 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 09s
[INFO] running `Command { std: "docker" "inspect" "0928ee468ed3dab42d6be6e744f3124bbc4a2f9e7be3d768b003c4ac83abbd59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0928ee468ed3dab42d6be6e744f3124bbc4a2f9e7be3d768b003c4ac83abbd59", kill_on_drop: false }`
[INFO] [stdout] 0928ee468ed3dab42d6be6e744f3124bbc4a2f9e7be3d768b003c4ac83abbd59